[    8.424590][  T182] ------------[ cut here ]------------
[    8.424825][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/182
[    8.425052][  T182] Modules linked in:
[    8.425214][  T182] CPU: 0 UID: 0 PID: 182 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.425472][  T182] Tainted: [W]=WARN
[    8.425569][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.425728][  T182] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.425895][  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 48 ce f0 ff b9 a6 ff ff
[    8.426703][  T182] RSP: 0018:ffa0000000907aa8 EFLAGS: 00010286
[    8.426868][  T182] RAX: 00000000ffffffa6 RBX: ff11000005e1eac0 RCX: 1ff4000000120f1b
[    8.427053][  T182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e1eb70
[    8.427278][  T182] RBP: ff11000007631000 R08: 1fe2200000bc3d6f R09: ff1100000d038b80
[    8.427466][  T182] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.427653][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007631000
[    8.427842][  T182] FS:  00007fde9f45d840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    8.428064][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.428233][  T182] CR2: 0000000000479648 CR3: 000000000d04b001 CR4: 0000000000771ef0
[    8.428425][  T182] PKRU: 55555554
[    8.428520][  T182] Call Trace:
[    8.428616][  T182]  <TASK>
[    8.428683][  T182]  ? ip6_route_dev_notify+0x250/0x380
[    8.428810][  T182]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.428936][  T182]  ? notifier_call_chain+0xb0/0x320
[    8.429063][  T182]  rtmsg_ifinfo+0x5c/0xb0
[    8.429166][  T182]  register_netdevice+0x1526/0x1bc0
[    8.429295][  T182]  ? unregister_netdevice_queue+0x470/0x470
[    8.429452][  T182]  register_netdev+0x23/0x40
[    8.429576][  T182]  loopback_net_init+0x7d/0x150
[    8.429701][  T182]  ops_init+0x187/0x560
[    8.429800][  T182]  setup_net+0x11b/0x3b0
[    8.429896][  T182]  ? unregister_pernet_device+0x80/0x80
[    8.430021][  T182]  ? lockdep_init_map_type+0x5d/0x250
[    8.430156][  T182]  ? mutex_init_lockdep+0xf6/0x120
[    8.430283][  T182]  copy_net_ns+0x2fd/0x450
[    8.430409][  T182]  create_new_namespaces+0x371/0xa10
[    8.430545][  T182]  unshare_nsproxy_namespaces+0xa5/0x150
[    8.430672][  T182]  ksys_unshare+0x47e/0x8c0
[    8.430800][  T182]  ? walk_process_tree+0x350/0x350
[    8.430925][  T182]  ? __ia32_sys_open+0x1b0/0x1b0
[    8.431053][  T182]  __x64_sys_unshare+0x34/0x50
[    8.431186][  T182]  ? do_syscall_64+0x82/0xfc0
[    8.431310][  T182]  do_syscall_64+0x117/0xfc0
[    8.431434][  T182]  ? trace_hardirqs_off+0xd/0x30
[    8.431558][  T182]  ? exc_page_fault+0xee/0x100
[    8.431683][  T182]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.431838][  T182] RIP: 0033:0x7fde9f71fbcb
[    8.431969][  T182] 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
[    8.432419][  T182] RSP: 002b:00007fff2ecadae8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.432607][  T182] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fde9f71fbcb
[    8.432792][  T182] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.432976][  T182] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.433172][  T182] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff2ecafd10
[    8.433356][  T182] R13: 0000000000000001 R14: 00007fde9f45d6f8 R15: 00007fff2ecb1847
[    8.433547][  T182]  </TASK>
[    8.433640][  T182] irq event stamp: 25705
[    8.433733][  T182] hardirqs last  enabled at (25713): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.433951][  T182] hardirqs last disabled at (25720): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.434176][  T182] softirqs last  enabled at (25308): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.434391][  T182] softirqs last disabled at (24671): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.434607][  T182] ---[ end trace 0000000000000000 ]---
[    8.469684][  T183] ------------[ cut here ]------------
[    8.469862][  T183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/183
[    8.470140][  T183] Modules linked in:
[    8.470269][  T183] CPU: 0 UID: 0 PID: 183 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.470568][  T183] Tainted: [W]=WARN
[    8.470670][  T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.470836][  T183] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.471005][  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 48 ce f0 ff b9 a6 ff ff
[    8.471464][  T183] RSP: 0018:ffa00000009171b0 EFLAGS: 00010286
[    8.471628][  T183] RAX: 00000000ffffffa6 RBX: ff11000004ab3b40 RCX: 1ff4000000122dfc
[    8.471821][  T183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004ab3bf0
[    8.472011][  T183] RBP: ff1100000bc1a000 R08: 1fe220000095677f R09: ff1100000d5a8b80
[    8.472211][  T183] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.472403][  T183] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba5207a0
[    8.472595][  T183] FS:  00007fe827e44840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    8.472819][  T183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.472980][  T183] CR2: 00000000004a04a0 CR3: 000000000d000003 CR4: 0000000000771ef0
[    8.473183][  T183] PKRU: 55555554
[    8.473283][  T183] Call Trace:
[    8.473381][  T183]  <TASK>
[    8.473449][  T183]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.473582][  T183]  rtmsg_ifinfo+0x5c/0xb0
[    8.473680][  T183]  __dev_notify_flags+0x1b8/0x280
[    8.473810][  T183]  ? netif_change_name+0x8c0/0x8c0
[    8.473941][  T183]  ? unregister_netdevice_queue+0x470/0x470
[    8.474102][  T183]  ? alloc_netdev_mqs+0xed0/0x1420
[    8.474239][  T183]  rtnl_configure_link+0x1ac/0x390
[    8.474369][  T183]  ? br_dev_newlink+0xeb/0x160
[    8.474499][  T183]  rtnl_newlink_create+0x353/0x8c0
[    8.474628][  T183]  ? rtnl_create_link+0xf20/0xf20
[    8.474756][  T183]  ? __dev_get_by_name+0x12/0x50
[    8.474885][  T183]  ? rtnl_dev_get+0xd7/0x170
[    8.475018][  T183]  __rtnl_newlink+0x22b/0xa50
[    8.475160][  T183]  rtnl_newlink+0x8d1/0xee0
[    8.475289][  T183]  ? lock_acquire.part.0+0xbc/0x260
[    8.475417][  T183]  ? find_held_lock+0x2b/0x80
[    8.475545][  T183]  ? __rtnl_newlink+0xa50/0xa50
[    8.475671][  T183]  ? mark_usage+0x61/0x170
[    8.475800][  T183]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.475932][  T183]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.476060][  T183]  ? __rtnl_newlink+0xa50/0xa50
[    8.476198][  T183]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.476326][  T183]  ? validate_chain+0x38b/0xc20
[    8.476454][  T183]  ? rtnl_link_fill+0x900/0x900
[    8.476580][  T183]  ? __lock_acquire+0x508/0xc10
[    8.476709][  T183]  ? lock_acquire.part.0+0xbc/0x260
[    8.476837][  T183]  ? find_held_lock+0x2b/0x80
[    8.476967][  T183]  netlink_rcv_skb+0x14e/0x3a0
[    8.477097][  T183]  ? rtnl_link_fill+0x900/0x900
[    8.477232][  T183]  ? netlink_ack+0xcd0/0xcd0
[    8.477363][  T183]  ? netlink_deliver_tap+0xc5/0x330
[    8.477489][  T183]  ? netlink_deliver_tap+0x13c/0x330
[    8.477617][  T183]  netlink_unicast+0x486/0x750
[    8.477748][  T183]  ? netlink_attachskb+0x810/0x810
[    8.477876][  T183]  ? __lock_acquire+0x508/0xc10
[    8.478006][  T183]  netlink_sendmsg+0x735/0xc60
[    8.478146][  T183]  ? netlink_unicast+0x750/0x750
[    8.478279][  T183]  ? __might_fault+0x97/0x140
[    8.478414][  T183]  ____sys_sendmsg+0x419/0x850
[    8.478544][  T183]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.478675][  T183]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.478834][  T183]  ? move_addr_to_kernel+0x40/0x40
[    8.478962][  T183]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.479095][  T183]  ? rcu_read_unlock+0x1b/0x70
[    8.479230][  T183]  ___sys_sendmsg+0x14e/0x1d0
[    8.479358][  T183]  ? wp_page_copy+0x76d/0x10d0
[    8.479486][  T183]  ? copy_msghdr_from_user+0x460/0x460
[    8.479618][  T183]  ? do_wp_page+0x957/0x10a0
[    8.479750][  T183]  ? lock_vma_under_rcu+0x159/0x410
[    8.479882][  T183]  __sys_sendmsg+0x145/0x1f0
[    8.480010][  T183]  ? __sys_sendmsg_sock+0x20/0x20
[    8.480152][  T183]  ? rcu_is_watching+0x15/0xd0
[    8.480281][  T183]  ? rcu_is_watching+0x15/0xd0
[    8.480409][  T183]  do_syscall_64+0x117/0xfc0
[    8.480539][  T183]  ? trace_hardirqs_off+0xd/0x30
[    8.480667][  T183]  ? exc_page_fault+0xee/0x100
[    8.480797][  T183]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.480956][  T183] RIP: 0033:0x7fe82807e08e
[    8.481094][  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
[    8.481561][  T183] RSP: 002b:00007ffe3b67d970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.481757][  T183] RAX: ffffffffffffffda RBX: 00007ffe3b67e118 RCX: 00007fe82807e08e
[    8.481950][  T183] RDX: 0000000000000000 RSI: 00007ffe3b67da20 RDI: 0000000000000005
[    8.482151][  T183] RBP: 00007ffe3b67d980 R08: 0000000000000000 R09: 0000000000000000
[    8.482342][  T183] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    8.482534][  T183] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3b67e0f0
[    8.482731][  T183]  </TASK>
[    8.482830][  T183] irq event stamp: 30249
[    8.482928][  T183] hardirqs last  enabled at (30257): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.483162][  T183] hardirqs last disabled at (30266): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.483389][  T183] softirqs last  enabled at (29484): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[    8.483614][  T183] softirqs last disabled at (29482): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[    8.483838][  T183] ---[ end trace 0000000000000000 ]---
[    8.511474][  T184] ------------[ cut here ]------------
[    8.511617][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/184
[    8.511840][  T184] Modules linked in:
[    8.511939][  T184] CPU: 3 UID: 0 PID: 184 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.512198][  T184] Tainted: [W]=WARN
[    8.512297][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.512453][  T184] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.512615][  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 48 ce f0 ff b9 a6 ff ff
[    8.513057][  T184] RSP: 0018:ffa0000000927020 EFLAGS: 00010286
[    8.513615][  T184] RAX: 00000000ffffffa6 RBX: ff11000004ab39c0 RCX: 1ff4000000124dca
[    8.513805][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004ab3a70
[    8.513989][  T184] RBP: ff1100000bc1a000 R08: 1fe220000095674f R09: ff1100000d5aae58
[    8.514185][  T184] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.514369][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    8.514555][  T184] FS:  00007fa3a14a5840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    8.514775][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.514932][  T184] CR2: 0000000033d43988 CR3: 000000000c87f002 CR4: 0000000000771ef0
[    8.515124][  T184] PKRU: 55555554
[    8.515223][  T184] Call Trace:
[    8.515317][  T184]  <TASK>
[    8.515382][  T184]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.515510][  T184]  rtmsg_ifinfo+0x5c/0xb0
[    8.515605][  T184]  ? mark_held_locks+0x40/0x70
[    8.515731][  T184]  __dev_notify_flags+0x1b8/0x280
[    8.515857][  T184]  ? netif_change_name+0x8c0/0x8c0
[    8.515984][  T184]  ? __dev_change_flags+0x4a4/0x6d0
[    8.516114][  T184]  ? netif_set_allmulti+0x2c0/0x2c0
[    8.516242][  T184]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.516367][  T184]  ? is_bpf_text_address+0x68/0x110
[    8.516494][  T184]  netif_change_flags+0xfe/0x190
[    8.516619][  T184]  ? unwind_get_return_address+0x67/0xd0
[    8.516745][  T184]  do_setlink.isra.0+0x1d25/0x2a60
[    8.516873][  T184]  ? rtnl_link_get_size+0x350/0x350
[    8.516998][  T184]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    8.517162][  T184]  ? rcu_read_lock_any_held+0x3c/0x90
[    8.517285][  T184]  ? validate_chain+0x38b/0xc20
[    8.517408][  T184]  ? rcu_read_lock_any_held+0x66/0x90
[    8.517531][  T184]  ? stack_depot_save_flags+0x367/0x770
[    8.517657][  T184]  ? __kernel_text_address+0x12/0x30
[    8.517783][  T184]  ? __lock_acquire+0x508/0xc10
[    8.517909][  T184]  ? lock_acquire.part.0+0xbc/0x260
[    8.518032][  T184]  ? rtnl_newlink+0x883/0xee0
[    8.518166][  T184]  ? rcu_is_watching+0x15/0xd0
[    8.518290][  T184]  ? lock_acquire+0x134/0x160
[    8.518414][  T184]  ? rcu_is_watching+0x15/0xd0
[    8.518536][  T184]  ? rcu_is_watching+0x15/0xd0
[    8.518661][  T184]  ? trace_contention_end+0xb3/0x1a0
[    8.518787][  T184]  ? __mutex_lock+0x1db/0x2010
[    8.518912][  T184]  ? __mutex_lock+0x9b2/0x2010
[    8.519038][  T184]  ? rtnl_newlink+0x883/0xee0
[    8.519176][  T184]  ? ww_mutex_lock+0x160/0x160
[    8.519304][  T184]  ? __rtnl_newlink+0x3fa/0xa50
[    8.519433][  T184]  rtnl_newlink+0x8d1/0xee0
[    8.519561][  T184]  ? lock_acquire.part.0+0xbc/0x260
[    8.519688][  T184]  ? find_held_lock+0x2b/0x80
[    8.519814][  T184]  ? __rtnl_newlink+0xa50/0xa50
[    8.519939][  T184]  ? mark_usage+0x61/0x170
[    8.520063][  T184]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.520198][  T184]  ? lock_acquire.part.0+0xbc/0x260
[    8.520321][  T184]  ? find_held_lock+0x2b/0x80
[    8.520444][  T184]  ? __rtnl_newlink+0xa50/0xa50
[    8.520569][  T184]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.520693][  T184]  ? __rtnl_newlink+0xa50/0xa50
[    8.520818][  T184]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.520942][  T184]  ? validate_chain+0x38b/0xc20
[    8.521066][  T184]  ? rtnl_link_fill+0x900/0x900
[    8.521196][  T184]  ? __lock_acquire+0x508/0xc10
[    8.521322][  T184]  ? lock_acquire.part.0+0xbc/0x260
[    8.521444][  T184]  ? find_held_lock+0x2b/0x80
[    8.521571][  T184]  netlink_rcv_skb+0x14e/0x3a0
[    8.521696][  T184]  ? rtnl_link_fill+0x900/0x900
[    8.521820][  T184]  ? netlink_ack+0xcd0/0xcd0
[    8.521947][  T184]  ? netlink_deliver_tap+0xc5/0x330
[    8.522070][  T184]  ? netlink_deliver_tap+0x13c/0x330
[    8.522210][  T184]  netlink_unicast+0x486/0x750
[    8.522337][  T184]  ? netlink_attachskb+0x810/0x810
[    8.522464][  T184]  ? __lock_acquire+0x508/0xc10
[    8.522591][  T184]  netlink_sendmsg+0x735/0xc60
[    8.522718][  T184]  ? netlink_unicast+0x750/0x750
[    8.522844][  T184]  ? __might_fault+0x97/0x140
[    8.522971][  T184]  ____sys_sendmsg+0x419/0x850
[    8.523100][  T184]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.523228][  T184]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.523381][  T184]  ? move_addr_to_kernel+0x40/0x40
[    8.523507][  T184]  ? stack_depot_save_flags+0x367/0x770
[    8.523632][  T184]  ? validate_chain+0x38b/0xc20
[    8.523757][  T184]  ___sys_sendmsg+0x14e/0x1d0
[    8.523879][  T184]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    8.524035][  T184]  ? copy_msghdr_from_user+0x460/0x460
[    8.524180][  T184]  __sys_sendmsg+0x145/0x1f0
[    8.524305][  T184]  ? __sys_sendmsg_sock+0x20/0x20
[    8.524428][  T184]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    8.524583][  T184]  ? do_raw_spin_unlock+0x59/0x250
[    8.524707][  T184]  ? rcu_is_watching+0x15/0xd0
[    8.524832][  T184]  do_syscall_64+0x117/0xfc0
[    8.524957][  T184]  ? trace_hardirqs_off+0xd/0x30
[    8.525079][  T184]  ? exc_page_fault+0xee/0x100
[    8.525212][  T184]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.525369][  T184] RIP: 0033:0x7fa3a16df08e
[    8.525501][  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
[    8.525942][  T184] RSP: 002b:00007ffd74a7fd00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.526136][  T184] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa3a16df08e
[    8.526321][  T184] RDX: 0000000000000000 RSI: 00007ffd74a7fdb0 RDI: 0000000000000005
[    8.526505][  T184] RBP: 00007ffd74a7fd10 R08: 0000000000000000 R09: 0000000000000000
[    8.526689][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52c
[    8.526872][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd74a80480
[    8.527062][  T184]  </TASK>
[    8.527168][  T184] irq event stamp: 23253
[    8.527260][  T184] hardirqs last  enabled at (23261): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.527474][  T184] hardirqs last disabled at (23268): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.527688][  T184] softirqs last  enabled at (22432): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.527903][  T184] softirqs last disabled at (22263): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.528124][  T184] ---[ end trace 0000000000000000 ]---
[    8.613941][  T187] ------------[ cut here ]------------
[    8.614085][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/187
[    8.614815][  T187] Modules linked in:
[    8.614916][  T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.615348][  T187] Tainted: [W]=WARN
[    8.615446][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.615607][  T187] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.615772][  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 48 ce f0 ff b9 a6 ff ff
[    8.616228][  T187] RSP: 0018:ffa0000000867aa8 EFLAGS: 00010286
[    8.616386][  T187] RAX: 00000000ffffffa6 RBX: ff1100000ca2b240 RCX: 1ff400000010cf1b
[    8.616573][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca2b2f0
[    8.616760][  T187] RBP: ff110000085ac000 R08: 1fe220000194565f R09: ff1100000d455180
[    8.616947][  T187] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.617140][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000085ac000
[    8.617330][  T187] FS:  00007f7fa8135840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    8.617550][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.617710][  T187] CR2: 00007f7fa8341690 CR3: 000000000cbab006 CR4: 0000000000771ef0
[    8.617902][  T187] PKRU: 55555554
[    8.617997][  T187] Call Trace:
[    8.618097][  T187]  <TASK>
[    8.618168][  T187]  ? ip6_route_dev_notify+0x250/0x380
[    8.618292][  T187]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.618417][  T187]  ? notifier_call_chain+0xb0/0x320
[    8.618547][  T187]  rtmsg_ifinfo+0x5c/0xb0
[    8.618647][  T187]  register_netdevice+0x1526/0x1bc0
[    8.618776][  T187]  ? unregister_netdevice_queue+0x470/0x470
[    8.618935][  T187]  register_netdev+0x23/0x40
[    8.619059][  T187]  loopback_net_init+0x7d/0x150
[    8.619195][  T187]  ops_init+0x187/0x560
[    8.619290][  T187]  setup_net+0x11b/0x3b0
[    8.619384][  T187]  ? unregister_pernet_device+0x80/0x80
[    8.619508][  T187]  ? lockdep_init_map_type+0x5d/0x250
[    8.619633][  T187]  ? mutex_init_lockdep+0xf6/0x120
[    8.619759][  T187]  copy_net_ns+0x2fd/0x450
[    8.619884][  T187]  create_new_namespaces+0x371/0xa10
[    8.620011][  T187]  unshare_nsproxy_namespaces+0xa5/0x150
[    8.620146][  T187]  ksys_unshare+0x47e/0x8c0
[    8.620272][  T187]  ? walk_process_tree+0x350/0x350
[    8.620399][  T187]  ? __ia32_sys_open+0x1b0/0x1b0
[    8.620527][  T187]  __x64_sys_unshare+0x34/0x50
[    8.620651][  T187]  ? do_syscall_64+0x82/0xfc0
[    8.620777][  T187]  do_syscall_64+0x117/0xfc0
[    8.620901][  T187]  ? trace_hardirqs_off+0xd/0x30
[    8.621024][  T187]  ? exc_page_fault+0xee/0x100
[    8.621161][  T187]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.621316][  T187] RIP: 0033:0x7f7fa83f7bcb
[    8.621448][  T187] 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
[    8.621890][  T187] RSP: 002b:00007fff3ed9bad8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.622077][  T187] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7fa83f7bcb
[    8.622274][  T187] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.622457][  T187] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    8.622640][  T187] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fff3ed9dd00
[    8.622824][  T187] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff3ed9e847
[    8.623014][  T187]  </TASK>
[    8.623113][  T187] irq event stamp: 24967
[    8.623212][  T187] hardirqs last  enabled at (24977): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.623429][  T187] hardirqs last disabled at (24984): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.623643][  T187] softirqs last  enabled at (24536): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.623858][  T187] softirqs last disabled at (24531): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.624070][  T187] ---[ end trace 0000000000000000 ]---
[    8.664822][  T188] ------------[ cut here ]------------
[    8.664972][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/188
[    8.665217][  T188] Modules linked in:
[    8.665324][  T188] CPU: 3 UID: 0 PID: 188 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.665596][  T188] Tainted: [W]=WARN
[    8.665698][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.665868][  T188] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.666041][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    8.666525][  T188] RSP: 0018:ffa0000000937028 EFLAGS: 00010286
[    8.666696][  T188] RAX: 00000000ffffffa6 RBX: ff11000009fc67c0 RCX: 1ff4000000126dcb
[    8.666896][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fc6870
[    8.667094][  T188] RBP: ff1100000c4fa000 R08: 1fe22000013f8d0f R09: ff1100000d4bd180
[    8.667296][  T188] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    8.667493][  T188] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[    8.667694][  T188] FS:  00007f9221540840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    8.667927][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.668096][  T188] CR2: 00007f9221735c40 CR3: 000000000bc22003 CR4: 0000000000771ef0
[    8.668370][  T188] PKRU: 55555554
[    8.668470][  T188] Call Trace:
[    8.668570][  T188]  <TASK>
[    8.668638][  T188]  ? rcu_is_watching+0x15/0xd0
[    8.668773][  T188]  rtnetlink_event+0xe0/0x1f0
[    8.668909][  T188]  notifier_call_chain+0xb0/0x320
[    8.669044][  T188]  netdev_update_features+0xa9/0xb0
[    8.669250][  T188]  ? netdev_sync_lower_features+0x5c0/0x5c0
[    8.669418][  T188]  bond_option_mode_set+0x316/0x500
[    8.669554][  T188]  __bond_opt_set+0x1b1/0x390
[    8.669689][  T188]  ? pcpu_alloc+0x11/0x440
[    8.669827][  T188]  bond_changelink+0x17c/0x23f0
[    8.669959][  T188]  ? lockdep_hardirqs_on+0x8c/0x130
[    8.670095][  T188]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[    8.670320][  T188]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[    8.670542][  T188]  ? __debug_object_init+0x2b7/0x3b0
[    8.670675][  T188]  ? bond_fill_linkxstats+0x6a0/0x6a0
[    8.670810][  T188]  ? debug_object_assert_init+0x340/0x340
[    8.670944][  T188]  ? __queue_work+0x31a/0xc00
[    8.671080][  T188]  ? lockdep_init_map_type+0x5d/0x250
[    8.671288][  T188]  ? timer_init_key+0x10d/0x280
[    8.671422][  T188]  bond_newlink+0x9e/0xf0
[    8.671523][  T188]  rtnl_newlink_create+0x2da/0x8c0
[    8.671656][  T188]  ? rtnl_create_link+0xf20/0xf20
[    8.671791][  T188]  ? __dev_get_by_name+0x12/0x50
[    8.671925][  T188]  ? rtnl_dev_get+0xd7/0x170
[    8.672062][  T188]  __rtnl_newlink+0x22b/0xa50
[    8.672257][  T188]  rtnl_newlink+0x8d1/0xee0
[    8.672391][  T188]  ? lock_acquire.part.0+0xbc/0x260
[    8.672522][  T188]  ? find_held_lock+0x2b/0x80
[    8.672654][  T188]  ? __rtnl_newlink+0xa50/0xa50
[    8.672786][  T188]  ? mark_usage+0x61/0x170
[    8.672920][  T188]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.673055][  T188]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.673255][  T188]  ? __rtnl_newlink+0xa50/0xa50
[    8.673388][  T188]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.673520][  T188]  ? validate_chain+0x38b/0xc20
[    8.673653][  T188]  ? rtnl_link_fill+0x900/0x900
[    8.673788][  T188]  ? __lock_acquire+0x508/0xc10
[    8.673924][  T188]  ? lock_acquire.part.0+0xbc/0x260
[    8.674057][  T188]  ? find_held_lock+0x2b/0x80
[    8.674252][  T188]  netlink_rcv_skb+0x14e/0x3a0
[    8.674386][  T188]  ? rtnl_link_fill+0x900/0x900
[    8.674520][  T188]  ? netlink_ack+0xcd0/0xcd0
[    8.674657][  T188]  ? netlink_deliver_tap+0xc5/0x330
[    8.674789][  T188]  ? netlink_deliver_tap+0x13c/0x330
[    8.674924][  T188]  netlink_unicast+0x486/0x750
[    8.675058][  T188]  ? netlink_attachskb+0x810/0x810
[    8.675249][  T188]  ? __lock_acquire+0x508/0xc10
[    8.675382][  T188]  netlink_sendmsg+0x735/0xc60
[    8.675515][  T188]  ? netlink_unicast+0x750/0x750
[    8.675647][  T188]  ? __might_fault+0x97/0x140
[    8.675782][  T188]  ____sys_sendmsg+0x419/0x850
[    8.675916][  T188]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.676049][  T188]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.676273][  T188]  ? move_addr_to_kernel+0x40/0x40
[    8.676408][  T188]  ___sys_sendmsg+0x14e/0x1d0
[    8.676539][  T188]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.676671][  T188]  ? copy_msghdr_from_user+0x460/0x460
[    8.676812][  T188]  ? lock_vma_under_rcu+0x159/0x410
[    8.676946][  T188]  __sys_sendmsg+0x145/0x1f0
[    8.677079][  T188]  ? __sys_sendmsg_sock+0x20/0x20
[    8.677275][  T188]  ? rcu_is_watching+0x15/0xd0
[    8.677407][  T188]  ? rcu_is_watching+0x15/0xd0
[    8.677540][  T188]  do_syscall_64+0x117/0xfc0
[    8.677672][  T188]  ? trace_hardirqs_off+0xd/0x30
[    8.677803][  T188]  ? exc_page_fault+0xee/0x100
[    8.677934][  T188]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.678098][  T188] RIP: 0033:0x7f922177a08e
[    8.678296][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    8.678758][  T188] RSP: 002b:00007ffdb06e03b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.678956][  T188] RAX: ffffffffffffffda RBX: 00007ffdb06e0b58 RCX: 00007f922177a08e
[    8.679213][  T188] RDX: 0000000000000000 RSI: 00007ffdb06e0460 RDI: 0000000000000005
[    8.679407][  T188] RBP: 00007ffdb06e03c0 R08: 0000000000000000 R09: 0000000000000000
[    8.679602][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.679799][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb06e0b30
[    8.680003][  T188]  </TASK>
[    8.680105][  T188] irq event stamp: 33175
[    8.680212][  T188] hardirqs last  enabled at (33203): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.680441][  T188] hardirqs last disabled at (33210): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.680668][  T188] softirqs last  enabled at (33200): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.680899][  T188] softirqs last disabled at (33183): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.681134][  T188] ---[ end trace 0000000000000000 ]---
[    8.681540][  T188] ------------[ cut here ]------------
[    8.681709][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/188
[    8.681971][  T188] Modules linked in:
[    8.682191][  T188] CPU: 2 UID: 0 PID: 188 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.682492][  T188] Tainted: [W]=WARN
[    8.682632][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.682835][  T188] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.683045][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    8.683576][  T188] RSP: 0018:ffa00000009371b0 EFLAGS: 00010286
[    8.683784][  T188] RAX: 00000000ffffffa6 RBX: ff11000009fc6ac0 RCX: 1ff4000000126dfc
[    8.684017][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fc6b70
[    8.684271][  T188] RBP: ff1100000c4fa000 R08: 1fe22000013f8d6f R09: ff1100000d4bd180
[    8.684503][  T188] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.684736][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[    8.684970][  T188] FS:  00007f9221540840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[    8.685265][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.685474][  T188] CR2: 0000556be6ec0d5c CR3: 000000000bc22001 CR4: 0000000000771ef0
[    8.685714][  T188] PKRU: 55555554
[    8.685856][  T188] Call Trace:
[    8.685997][  T188]  <TASK>
[    8.686114][  T188]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.686301][  T188]  ? lockdep_hardirqs_on+0x8c/0x130
[    8.686478][  T188]  rtmsg_ifinfo+0x5c/0xb0
[    8.686620][  T188]  ? bond_fill_linkxstats+0x6a0/0x6a0
[    8.686792][  T188]  __dev_notify_flags+0x1b8/0x280
[    8.686966][  T188]  ? netif_change_name+0x8c0/0x8c0
[    8.687158][  T188]  ? __queue_work+0x31a/0xc00
[    8.687333][  T188]  ? lockdep_init_map_type+0x5d/0x250
[    8.687506][  T188]  ? timer_init_key+0x10d/0x280
[    8.687682][  T188]  rtnl_configure_link+0x1ac/0x390
[    8.687856][  T188]  ? bond_newlink+0x9e/0xf0
[    8.688029][  T188]  rtnl_newlink_create+0x353/0x8c0
[    8.688226][  T188]  ? rtnl_create_link+0xf20/0xf20
[    8.688403][  T188]  ? __dev_get_by_name+0x12/0x50
[    8.688579][  T188]  ? rtnl_dev_get+0xd7/0x170
[    8.688759][  T188]  __rtnl_newlink+0x22b/0xa50
[    8.688940][  T188]  rtnl_newlink+0x8d1/0xee0
[    8.689123][  T188]  ? lock_acquire.part.0+0xbc/0x260
[    8.689310][  T188]  ? find_held_lock+0x2b/0x80
[    8.689489][  T188]  ? __rtnl_newlink+0xa50/0xa50
[    8.689662][  T188]  ? mark_usage+0x61/0x170
[    8.689837][  T188]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.690015][  T188]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.690211][  T188]  ? __rtnl_newlink+0xa50/0xa50
[    8.690387][  T188]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.690561][  T188]  ? validate_chain+0x38b/0xc20
[    8.690733][  T188]  ? rtnl_link_fill+0x900/0x900
[    8.690904][  T188]  ? __lock_acquire+0x508/0xc10
[    8.691079][  T188]  ? lock_acquire.part.0+0xbc/0x260
[    8.691271][  T188]  ? find_held_lock+0x2b/0x80
[    8.691446][  T188]  netlink_rcv_skb+0x14e/0x3a0
[    8.691619][  T188]  ? rtnl_link_fill+0x900/0x900
[    8.691795][  T188]  ? netlink_ack+0xcd0/0xcd0
[    8.691971][  T188]  ? netlink_deliver_tap+0xc5/0x330
[    8.692163][  T188]  ? netlink_deliver_tap+0x13c/0x330
[    8.692338][  T188]  netlink_unicast+0x486/0x750
[    8.692512][  T188]  ? netlink_attachskb+0x810/0x810
[    8.692685][  T188]  ? __lock_acquire+0x508/0xc10
[    8.692860][  T188]  netlink_sendmsg+0x735/0xc60
[    8.693035][  T188]  ? netlink_unicast+0x750/0x750
[    8.693233][  T188]  ? __might_fault+0x97/0x140
[    8.693407][  T188]  ____sys_sendmsg+0x419/0x850
[    8.693581][  T188]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.693844][  T188]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.694047][  T188]  ? move_addr_to_kernel+0x40/0x40
[    8.694244][  T188]  ___sys_sendmsg+0x14e/0x1d0
[    8.694503][  T188]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.694682][  T188]  ? copy_msghdr_from_user+0x460/0x460
[    8.694866][  T188]  ? lock_vma_under_rcu+0x159/0x410
[    8.695042][  T188]  __sys_sendmsg+0x145/0x1f0
[    8.695325][  T188]  ? __sys_sendmsg_sock+0x20/0x20
[    8.695502][  T188]  ? rcu_is_watching+0x15/0xd0
[    8.695677][  T188]  ? rcu_is_watching+0x15/0xd0
[    8.695850][  T188]  do_syscall_64+0x117/0xfc0
[    8.696114][  T188]  ? trace_hardirqs_off+0xd/0x30
[    8.696300][  T188]  ? exc_page_fault+0xee/0x100
[    8.696476][  T188]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.696682][  T188] RIP: 0033:0x7f922177a08e
[    8.696949][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    8.697549][  T188] RSP: 002b:00007ffdb06e03b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.697785][  T188] RAX: ffffffffffffffda RBX: 00007ffdb06e0b58 RCX: 00007f922177a08e
[    8.698020][  T188] RDX: 0000000000000000 RSI: 00007ffdb06e0460 RDI: 0000000000000005
[    8.698353][  T188] RBP: 00007ffdb06e03c0 R08: 0000000000000000 R09: 0000000000000000
[    8.698589][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.698823][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb06e0b30
[    8.699167][  T188]  </TASK>
[    8.699305][  T188] irq event stamp: 34393
[    8.699444][  T188] hardirqs last  enabled at (34403): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.699795][  T188] hardirqs last disabled at (34412): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.700059][  T188] softirqs last  enabled at (34216): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.700346][  T188] softirqs last disabled at (34203): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.700696][  T188] ---[ end trace 0000000000000000 ]---
[    8.748646][  T191] ------------[ cut here ]------------
[    8.748791][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/191
[    8.749019][  T191] Modules linked in:
[    8.749131][  T191] CPU: 0 UID: 0 PID: 191 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.749396][  T191] Tainted: [W]=WARN
[    8.749494][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.749658][  T191] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.749828][  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 48 ce f0 ff b9 a6 ff ff
[    8.750301][  T191] RSP: 0018:ffa0000000886e30 EFLAGS: 00010286
[    8.750466][  T191] RAX: 00000000ffffffa6 RBX: ff110000096d0340 RCX: 1ff4000000110d8c
[    8.750661][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096d03f0
[    8.750855][  T191] RBP: ff110000087cc000 R08: 1fe22000012da07f R09: ff1100000d450b80
[    8.751050][  T191] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.751251][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d6c1900
[    8.751444][  T191] FS:  00007f1977382840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    8.751669][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.751833][  T191] CR2: 00000000004eb188 CR3: 000000000cb02003 CR4: 0000000000771ef0
[    8.752026][  T191] PKRU: 55555554
[    8.752133][  T191] Call Trace:
[    8.752229][  T191]  <TASK>
[    8.752295][  T191]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.752425][  T191]  rtmsg_ifinfo+0x5c/0xb0
[    8.752524][  T191]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[    8.752686][  T191]  __dev_notify_flags+0x1b8/0x280
[    8.752818][  T191]  ? netif_change_name+0x8c0/0x8c0
[    8.752946][  T191]  ? rtnl_newlink+0x8d1/0xee0
[    8.753073][  T191]  ? rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.753214][  T191]  ? netlink_rcv_skb+0x14e/0x3a0
[    8.753346][  T191]  ? add_timer_on+0x580/0x580
[    8.753478][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.753609][  T191]  ? mark_held_locks+0x40/0x70
[    8.753742][  T191]  rtnl_configure_link+0x1ac/0x390
[    8.753874][  T191]  ? lockdep_hardirqs_on+0x8c/0x130
[    8.754004][  T191]  ? queue_delayed_work_on+0x95/0x100
[    8.754141][  T191]  veth_newlink+0x330/0x8d0
[    8.754271][  T191]  ? veth_poll_controller+0x10/0x10
[    8.754399][  T191]  ? kasan_save_stack+0x2f/0x50
[    8.754529][  T191]  ? kasan_save_track+0x14/0x30
[    8.754659][  T191]  ? __kasan_kmalloc+0x7b/0x90
[    8.754803][  T191]  ? __kvmalloc_node_noprof+0x305/0x8a0
[    8.754933][  T191]  ? alloc_netdev_mqs+0xe85/0x1420
[    8.755063][  T191]  ? rtnl_af_lookup+0x290/0x290
[    8.755203][  T191]  ? alloc_netdev_mqs+0xed0/0x1420
[    8.755333][  T191]  ? rtnl_create_link+0x169/0xf20
[    8.755463][  T191]  rtnl_newlink_create+0x2da/0x8c0
[    8.755595][  T191]  ? rtnl_create_link+0xf20/0xf20
[    8.755723][  T191]  ? __dev_get_by_name+0x12/0x50
[    8.755854][  T191]  ? rtnl_dev_get+0xd7/0x170
[    8.755990][  T191]  __rtnl_newlink+0x22b/0xa50
[    8.756133][  T191]  rtnl_newlink+0x8d1/0xee0
[    8.756265][  T191]  ? lock_acquire.part.0+0xbc/0x260
[    8.756393][  T191]  ? find_held_lock+0x2b/0x80
[    8.756523][  T191]  ? __rtnl_newlink+0xa50/0xa50
[    8.756654][  T191]  ? mark_usage+0x61/0x170
[    8.756783][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.756916][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.757046][  T191]  ? __rtnl_newlink+0xa50/0xa50
[    8.757186][  T191]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.757315][  T191]  ? validate_chain+0x38b/0xc20
[    8.757445][  T191]  ? rtnl_link_fill+0x900/0x900
[    8.757573][  T191]  ? __lock_acquire+0x508/0xc10
[    8.757706][  T191]  ? lock_acquire.part.0+0xbc/0x260
[    8.757835][  T191]  ? find_held_lock+0x2b/0x80
[    8.757964][  T191]  netlink_rcv_skb+0x14e/0x3a0
[    8.758098][  T191]  ? rtnl_link_fill+0x900/0x900
[    8.758233][  T191]  ? netlink_ack+0xcd0/0xcd0
[    8.758365][  T191]  ? netlink_deliver_tap+0xc5/0x330
[    8.758493][  T191]  ? netlink_deliver_tap+0x13c/0x330
[    8.758626][  T191]  netlink_unicast+0x486/0x750
[    8.758756][  T191]  ? netlink_attachskb+0x810/0x810
[    8.758887][  T191]  ? __lock_acquire+0x508/0xc10
[    8.759016][  T191]  netlink_sendmsg+0x735/0xc60
[    8.759157][  T191]  ? netlink_unicast+0x750/0x750
[    8.759287][  T191]  ? __might_fault+0x97/0x140
[    8.759419][  T191]  ____sys_sendmsg+0x419/0x850
[    8.759548][  T191]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.759678][  T191]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.759837][  T191]  ? move_addr_to_kernel+0x40/0x40
[    8.759968][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.760102][  T191]  ? rcu_read_unlock+0x1b/0x70
[    8.760235][  T191]  ___sys_sendmsg+0x14e/0x1d0
[    8.760363][  T191]  ? wp_page_copy+0x6bf/0x10d0
[    8.760493][  T191]  ? copy_msghdr_from_user+0x460/0x460
[    8.760626][  T191]  ? do_wp_page+0x957/0x10a0
[    8.760759][  T191]  ? lock_vma_under_rcu+0x159/0x410
[    8.760890][  T191]  __sys_sendmsg+0x145/0x1f0
[    8.761019][  T191]  ? __sys_sendmsg_sock+0x20/0x20
[    8.761162][  T191]  ? rcu_is_watching+0x15/0xd0
[    8.761292][  T191]  ? rcu_is_watching+0x15/0xd0
[    8.761420][  T191]  do_syscall_64+0x117/0xfc0
[    8.761549][  T191]  ? trace_hardirqs_off+0xd/0x30
[    8.761681][  T191]  ? exc_page_fault+0xee/0x100
[    8.761811][  T191]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.761969][  T191] RIP: 0033:0x7f19775bc08e
[    8.762106][  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
[    8.762562][  T191] RSP: 002b:00007ffd68b46b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.762755][  T191] RAX: ffffffffffffffda RBX: 00007ffd68b472b8 RCX: 00007f19775bc08e
[    8.762947][  T191] RDX: 0000000000000000 RSI: 00007ffd68b46bc0 RDI: 0000000000000005
[    8.763148][  T191] RBP: 00007ffd68b46b20 R08: 0000000000000000 R09: 0000000000000000
[    8.763340][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.763533][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd68b47290
[    8.763729][  T191]  </TASK>
[    8.763826][  T191] irq event stamp: 17525
[    8.763922][  T191] hardirqs last  enabled at (17533): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.764156][  T191] hardirqs last disabled at (17542): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.764378][  T191] softirqs last  enabled at (16630): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[    8.764600][  T191] softirqs last disabled at (16628): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[    8.764909][  T191] ---[ end trace 0000000000000000 ]---
[    8.772519][  T191] ------------[ cut here ]------------
[    8.772657][  T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/191
[    8.772883][  T191] Modules linked in:
[    8.772983][  T191] CPU: 0 UID: 0 PID: 191 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.773251][  T191] Tainted: [W]=WARN
[    8.773347][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.773508][  T191] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.773672][  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 48 ce f0 ff b9 a6 ff ff
[    8.774134][  T191] RSP: 0018:ffa00000008871b0 EFLAGS: 00010286
[    8.774295][  T191] RAX: 00000000ffffffa6 RBX: ff11000008e18ac0 RCX: 1ff4000000110dfc
[    8.774486][  T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e18b70
[    8.774676][  T191] RBP: ff11000009e59000 R08: 1fe22000011c316f R09: ff1100000d450b80
[    8.774867][  T191] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    8.775057][  T191] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba412fa0
[    8.775347][  T191] FS:  00007f1977382840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    8.775570][  T191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.775818][  T191] CR2: 00000000004eb188 CR3: 000000000cb02003 CR4: 0000000000771ef0
[    8.776009][  T191] PKRU: 55555554
[    8.776110][  T191] Call Trace:
[    8.776211][  T191]  <TASK>
[    8.776281][  T191]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.776498][  T191]  rtmsg_ifinfo+0x5c/0xb0
[    8.776597][  T191]  __dev_notify_flags+0x1b8/0x280
[    8.776728][  T191]  ? netif_change_name+0x8c0/0x8c0
[    8.776858][  T191]  ? rtnl_af_lookup+0x290/0x290
[    8.777071][  T191]  ? alloc_netdev_mqs+0xed0/0x1420
[    8.777262][  T191]  rtnl_configure_link+0x1ac/0x390
[    8.777392][  T191]  rtnl_newlink_create+0x353/0x8c0
[    8.777520][  T191]  ? rtnl_create_link+0xf20/0xf20
[    8.777645][  T191]  ? __dev_get_by_name+0x12/0x50
[    8.777774][  T191]  ? rtnl_dev_get+0xd7/0x170
[    8.777989][  T191]  __rtnl_newlink+0x22b/0xa50
[    8.778124][  T191]  rtnl_newlink+0x8d1/0xee0
[    8.778306][  T191]  ? lock_acquire.part.0+0xbc/0x260
[    8.778495][  T191]  ? find_held_lock+0x2b/0x80
[    8.778623][  T191]  ? __rtnl_newlink+0xa50/0xa50
[    8.778749][  T191]  ? mark_usage+0x61/0x170
[    8.778876][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.779006][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.779222][  T191]  ? __rtnl_newlink+0xa50/0xa50
[    8.779349][  T191]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.779475][  T191]  ? validate_chain+0x38b/0xc20
[    8.779687][  T191]  ? rtnl_link_fill+0x900/0x900
[    8.779814][  T191]  ? __lock_acquire+0x508/0xc10
[    8.779941][  T191]  ? lock_acquire.part.0+0xbc/0x260
[    8.780067][  T191]  ? find_held_lock+0x2b/0x80
[    8.780342][  T191]  netlink_rcv_skb+0x14e/0x3a0
[    8.780469][  T191]  ? rtnl_link_fill+0x900/0x900
[    8.780595][  T191]  ? netlink_ack+0xcd0/0xcd0
[    8.780724][  T191]  ? netlink_deliver_tap+0xc5/0x330
[    8.780852][  T191]  ? netlink_deliver_tap+0x13c/0x330
[    8.780979][  T191]  netlink_unicast+0x486/0x750
[    8.781270][  T191]  ? netlink_attachskb+0x810/0x810
[    8.781397][  T191]  ? __lock_acquire+0x508/0xc10
[    8.781525][  T191]  netlink_sendmsg+0x735/0xc60
[    8.781653][  T191]  ? netlink_unicast+0x750/0x750
[    8.781782][  T191]  ? __might_fault+0x97/0x140
[    8.781910][  T191]  ____sys_sendmsg+0x419/0x850
[    8.782288][  T191]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.782415][  T191]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.782573][  T191]  ? move_addr_to_kernel+0x40/0x40
[    8.782786][  T191]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.782915][  T191]  ? rcu_read_unlock+0x1b/0x70
[    8.783042][  T191]  ___sys_sendmsg+0x14e/0x1d0
[    8.783328][  T191]  ? wp_page_copy+0x6bf/0x10d0
[    8.783456][  T191]  ? copy_msghdr_from_user+0x460/0x460
[    8.783588][  T191]  ? do_wp_page+0x957/0x10a0
[    8.783718][  T191]  ? lock_vma_under_rcu+0x159/0x410
[    8.783847][  T191]  __sys_sendmsg+0x145/0x1f0
[    8.783975][  T191]  ? __sys_sendmsg_sock+0x20/0x20
[    8.784107][  T191]  ? rcu_is_watching+0x15/0xd0
[    8.784287][  T191]  ? rcu_is_watching+0x15/0xd0
[    8.784416][  T191]  do_syscall_64+0x117/0xfc0
[    8.784542][  T191]  ? trace_hardirqs_off+0xd/0x30
[    8.784668][  T191]  ? exc_page_fault+0xee/0x100
[    8.784797][  T191]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.784953][  T191] RIP: 0033:0x7f19775bc08e
[    8.785238][  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
[    8.785687][  T191] RSP: 002b:00007ffd68b46b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.785879][  T191] RAX: ffffffffffffffda RBX: 00007ffd68b472b8 RCX: 00007f19775bc08e
[    8.786213][  T191] RDX: 0000000000000000 RSI: 00007ffd68b46bc0 RDI: 0000000000000005
[    8.786401][  T191] RBP: 00007ffd68b46b20 R08: 0000000000000000 R09: 0000000000000000
[    8.786589][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.786778][  T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd68b47290
[    8.787058][  T191]  </TASK>
[    8.787214][  T191] irq event stamp: 26013
[    8.787309][  T191] hardirqs last  enabled at (26021): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.787532][  T191] hardirqs last disabled at (26028): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.787753][  T191] softirqs last  enabled at (26010): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.788056][  T191] softirqs last disabled at (25917): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.788335][  T191] ---[ end trace 0000000000000000 ]---
[    8.796461][  T191] ip (191) used greatest stack depth: 23784 bytes left
[    8.816901][  T192] ------------[ cut here ]------------
[    8.817080][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/192
[    8.817374][  T192] Modules linked in:
[    8.817503][  T192] CPU: 3 UID: 0 PID: 192 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.817767][  T192] Tainted: [W]=WARN
[    8.817879][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.818043][  T192] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.818232][  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 48 ce f0 ff b9 a6 ff ff
[    8.818688][  T192] RSP: 0018:ffa0000000877050 EFLAGS: 00010286
[    8.818855][  T192] RAX: 00000000ffffffa6 RBX: ff11000008e19cc0 RCX: 1ff400000010edd0
[    8.819051][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e19d70
[    8.819262][  T192] RBP: ff11000009e59000 R08: 1fe22000011c33af R09: ff110000095eae80
[    8.819444][  T192] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    8.819667][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    8.819854][  T192] FS:  00007f7af2207840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    8.820069][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.820231][  T192] CR2: 000000002d8b2988 CR3: 000000000c430004 CR4: 0000000000771ef0
[    8.820416][  T192] PKRU: 55555554
[    8.820508][  T192] Call Trace:
[    8.820599][  T192]  <TASK>
[    8.820665][  T192]  ? rcu_is_watching+0x15/0xd0
[    8.820791][  T192]  rtnetlink_event+0xe0/0x1f0
[    8.820916][  T192]  notifier_call_chain+0xb0/0x320
[    8.821044][  T192]  netif_set_mac_address+0x2dd/0x410
[    8.821177][  T192]  ? rcu_is_watching+0x15/0xd0
[    8.821301][  T192]  ? netif_set_group+0x70/0x70
[    8.821426][  T192]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[    8.821582][  T192]  ? is_bpf_text_address+0x72/0x110
[    8.821711][  T192]  do_setlink.isra.0+0x6b7/0x2a60
[    8.821838][  T192]  ? rtnl_link_get_size+0x350/0x350
[    8.821964][  T192]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    8.822133][  T192]  ? rcu_read_lock_any_held+0x3c/0x90
[    8.822259][  T192]  ? validate_chain+0x38b/0xc20
[    8.822384][  T192]  ? rcu_read_lock_any_held+0x66/0x90
[    8.822511][  T192]  ? stack_depot_save_flags+0x367/0x770
[    8.822638][  T192]  ? __kernel_text_address+0x12/0x30
[    8.822765][  T192]  ? __lock_acquire+0x508/0xc10
[    8.822890][  T192]  ? lock_acquire.part.0+0xbc/0x260
[    8.823013][  T192]  ? rtnl_newlink+0x883/0xee0
[    8.823201][  T192]  ? rcu_is_watching+0x15/0xd0
[    8.823324][  T192]  ? lock_acquire+0x134/0x160
[    8.823446][  T192]  ? rcu_is_watching+0x15/0xd0
[    8.823571][  T192]  ? rcu_is_watching+0x15/0xd0
[    8.823696][  T192]  ? trace_contention_end+0xb3/0x1a0
[    8.823821][  T192]  ? __mutex_lock+0x1db/0x2010
[    8.823944][  T192]  ? __mutex_lock+0x9b2/0x2010
[    8.824067][  T192]  ? rtnl_newlink+0x883/0xee0
[    8.824251][  T192]  ? __rtnl_newlink+0x3fa/0xa50
[    8.824378][  T192]  rtnl_newlink+0x8d1/0xee0
[    8.824504][  T192]  ? lock_acquire.part.0+0xbc/0x260
[    8.824629][  T192]  ? find_held_lock+0x2b/0x80
[    8.824753][  T192]  ? __rtnl_newlink+0xa50/0xa50
[    8.824876][  T192]  ? mark_usage+0x61/0x170
[    8.825002][  T192]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.825185][  T192]  ? lock_acquire.part.0+0xbc/0x260
[    8.825359][  T192]  ? find_held_lock+0x2b/0x80
[    8.825481][  T192]  ? __rtnl_newlink+0xa50/0xa50
[    8.825606][  T192]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.825730][  T192]  ? __rtnl_newlink+0xa50/0xa50
[    8.825854][  T192]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.825976][  T192]  ? validate_chain+0x38b/0xc20
[    8.826103][  T192]  ? rtnl_link_fill+0x900/0x900
[    8.826274][  T192]  ? __lock_acquire+0x508/0xc10
[    8.826399][  T192]  ? lock_acquire.part.0+0xbc/0x260
[    8.826521][  T192]  ? find_held_lock+0x2b/0x80
[    8.826646][  T192]  netlink_rcv_skb+0x14e/0x3a0
[    8.826769][  T192]  ? rtnl_link_fill+0x900/0x900
[    8.826892][  T192]  ? netlink_ack+0xcd0/0xcd0
[    8.827018][  T192]  ? netlink_deliver_tap+0xc5/0x330
[    8.827197][  T192]  ? netlink_deliver_tap+0x13c/0x330
[    8.827323][  T192]  netlink_unicast+0x486/0x750
[    8.827449][  T192]  ? netlink_attachskb+0x810/0x810
[    8.827575][  T192]  ? __lock_acquire+0x508/0xc10
[    8.827700][  T192]  netlink_sendmsg+0x735/0xc60
[    8.827825][  T192]  ? netlink_unicast+0x750/0x750
[    8.827951][  T192]  ? __might_fault+0x97/0x140
[    8.828076][  T192]  ____sys_sendmsg+0x419/0x850
[    8.828299][  T192]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.828423][  T192]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.828582][  T192]  ? move_addr_to_kernel+0x40/0x40
[    8.828713][  T192]  ? stack_depot_save_flags+0x367/0x770
[    8.828838][  T192]  ? validate_chain+0x38b/0xc20
[    8.828962][  T192]  ___sys_sendmsg+0x14e/0x1d0
[    8.829086][  T192]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    8.829321][  T192]  ? copy_msghdr_from_user+0x460/0x460
[    8.829462][  T192]  __sys_sendmsg+0x145/0x1f0
[    8.829588][  T192]  ? __sys_sendmsg_sock+0x20/0x20
[    8.829714][  T192]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    8.829873][  T192]  ? do_raw_spin_unlock+0x59/0x250
[    8.829997][  T192]  ? rcu_is_watching+0x15/0xd0
[    8.830205][  T192]  do_syscall_64+0x117/0xfc0
[    8.830331][  T192]  ? trace_hardirqs_off+0xd/0x30
[    8.830457][  T192]  ? exc_page_fault+0xee/0x100
[    8.830581][  T192]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.830739][  T192] RIP: 0033:0x7f7af244108e
[    8.830871][  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
[    8.831388][  T192] RSP: 002b:00007ffdbc55b9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.831577][  T192] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7af244108e
[    8.831766][  T192] RDX: 0000000000000000 RSI: 00007ffdbc55ba80 RDI: 0000000000000005
[    8.831950][  T192] RBP: 00007ffdbc55b9e0 R08: 0000000000000000 R09: 0000000000000000
[    8.832216][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    8.832400][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc55c150
[    8.832592][  T192]  </TASK>
[    8.832685][  T192] irq event stamp: 18177
[    8.832778][  T192] hardirqs last  enabled at (18185): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.832992][  T192] hardirqs last disabled at (18192): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.833279][  T192] softirqs last  enabled at (18324): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.833495][  T192] softirqs last disabled at (18201): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.833709][  T192] ---[ end trace 0000000000000000 ]---
[    8.856304][  T193] ------------[ cut here ]------------
[    8.856475][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/193
[    8.856758][  T193] Modules linked in:
[    8.856899][  T193] CPU: 2 UID: 0 PID: 193 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.857207][  T193] Tainted: [W]=WARN
[    8.857345][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.857546][  T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.857769][  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 48 ce f0 ff b9 a6 ff ff
[    8.858952][  T193] RSP: 0018:ffa0000000877020 EFLAGS: 00010286
[    8.859223][  T193] RAX: 00000000ffffffa6 RBX: ff1100000d64c640 RCX: 1ff400000010edca
[    8.859521][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64c6f0
[    8.859803][  T193] RBP: ff110000087cc000 R08: 1fe2200001ac98df R09: ff1100000c602e58
[    8.860030][  T193] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.860280][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    8.860540][  T193] FS:  00007ff91fd17840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[    8.860803][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.861006][  T193] CR2: 0000000005bae988 CR3: 000000000cb22004 CR4: 0000000000771ef0
[    8.861255][  T193] PKRU: 55555554
[    8.861392][  T193] Call Trace:
[    8.861528][  T193]  <TASK>
[    8.861654][  T193]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.861823][  T193]  rtmsg_ifinfo+0x5c/0xb0
[    8.861962][  T193]  ? mark_held_locks+0x40/0x70
[    8.862148][  T193]  __dev_notify_flags+0x1b8/0x280
[    8.862322][  T193]  ? netif_change_name+0x8c0/0x8c0
[    8.862489][  T193]  ? __dev_change_flags+0x4a4/0x6d0
[    8.862657][  T193]  ? netif_set_allmulti+0x2c0/0x2c0
[    8.862841][  T193]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.863011][  T193]  ? is_bpf_text_address+0x68/0x110
[    8.863202][  T193]  netif_change_flags+0xfe/0x190
[    8.863371][  T193]  ? unwind_get_return_address+0x67/0xd0
[    8.863542][  T193]  do_setlink.isra.0+0x1d25/0x2a60
[    8.863712][  T193]  ? rtnl_link_get_size+0x350/0x350
[    8.863897][  T193]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    8.864102][  T193]  ? rcu_read_lock_any_held+0x3c/0x90
[    8.864285][  T193]  ? validate_chain+0x38b/0xc20
[    8.864455][  T193]  ? rcu_read_lock_any_held+0x66/0x90
[    8.864627][  T193]  ? stack_depot_save_flags+0x367/0x770
[    8.864795][  T193]  ? __kernel_text_address+0x12/0x30
[    8.864965][  T193]  ? __lock_acquire+0x508/0xc10
[    8.865174][  T193]  ? lock_acquire.part.0+0xbc/0x260
[    8.865344][  T193]  ? rtnl_newlink+0x883/0xee0
[    8.865514][  T193]  ? rcu_is_watching+0x15/0xd0
[    8.865685][  T193]  ? lock_acquire+0x134/0x160
[    8.865855][  T193]  ? rcu_is_watching+0x15/0xd0
[    8.866035][  T193]  ? rcu_is_watching+0x15/0xd0
[    8.866230][  T193]  ? trace_contention_end+0xb3/0x1a0
[    8.866400][  T193]  ? __mutex_lock+0x1db/0x2010
[    8.866567][  T193]  ? __mutex_lock+0x9b2/0x2010
[    8.866736][  T193]  ? rtnl_newlink+0x883/0xee0
[    8.866907][  T193]  ? ww_mutex_lock+0x160/0x160
[    8.867077][  T193]  ? __rtnl_newlink+0x3fa/0xa50
[    8.867274][  T193]  rtnl_newlink+0x8d1/0xee0
[    8.867449][  T193]  ? lock_acquire.part.0+0xbc/0x260
[    8.867619][  T193]  ? find_held_lock+0x2b/0x80
[    8.867789][  T193]  ? __rtnl_newlink+0xa50/0xa50
[    8.867957][  T193]  ? mark_usage+0x61/0x170
[    8.868143][  T193]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.868315][  T193]  ? lock_acquire.part.0+0xbc/0x260
[    8.868487][  T193]  ? find_held_lock+0x2b/0x80
[    8.868657][  T193]  ? __rtnl_newlink+0xa50/0xa50
[    8.868825][  T193]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.868995][  T193]  ? __rtnl_newlink+0xa50/0xa50
[    8.869176][  T193]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.869345][  T193]  ? validate_chain+0x38b/0xc20
[    8.869512][  T193]  ? rtnl_link_fill+0x900/0x900
[    8.869681][  T193]  ? __lock_acquire+0x508/0xc10
[    8.869851][  T193]  ? lock_acquire.part.0+0xbc/0x260
[    8.870020][  T193]  ? find_held_lock+0x2b/0x80
[    8.870206][  T193]  netlink_rcv_skb+0x14e/0x3a0
[    8.870373][  T193]  ? rtnl_link_fill+0x900/0x900
[    8.870542][  T193]  ? netlink_ack+0xcd0/0xcd0
[    8.870716][  T193]  ? netlink_deliver_tap+0xc5/0x330
[    8.870883][  T193]  ? netlink_deliver_tap+0x13c/0x330
[    8.871053][  T193]  netlink_unicast+0x486/0x750
[    8.871243][  T193]  ? netlink_attachskb+0x810/0x810
[    8.871411][  T193]  ? __lock_acquire+0x508/0xc10
[    8.871582][  T193]  netlink_sendmsg+0x735/0xc60
[    8.871754][  T193]  ? netlink_unicast+0x750/0x750
[    8.871926][  T193]  ? __might_fault+0x97/0x140
[    8.872104][  T193]  ____sys_sendmsg+0x419/0x850
[    8.872286][  T193]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.872457][  T193]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.872658][  T193]  ? move_addr_to_kernel+0x40/0x40
[    8.872828][  T193]  ? stack_depot_save_flags+0x367/0x770
[    8.872999][  T193]  ? validate_chain+0x38b/0xc20
[    8.873188][  T193]  ___sys_sendmsg+0x14e/0x1d0
[    8.873356][  T193]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    8.873555][  T193]  ? copy_msghdr_from_user+0x460/0x460
[    8.873737][  T193]  __sys_sendmsg+0x145/0x1f0
[    8.873906][  T193]  ? __sys_sendmsg_sock+0x20/0x20
[    8.874076][  T193]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    8.874296][  T193]  ? do_raw_spin_unlock+0x59/0x250
[    8.874466][  T193]  ? rcu_is_watching+0x15/0xd0
[    8.874635][  T193]  do_syscall_64+0x117/0xfc0
[    8.874803][  T193]  ? trace_hardirqs_off+0xd/0x30
[    8.874971][  T193]  ? exc_page_fault+0xee/0x100
[    8.875164][  T193]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.875361][  T193] RIP: 0033:0x7ff91ff5108e
[    8.875535][  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
[    8.876018][  T193] RSP: 002b:00007fff333ebde0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.876272][  T193] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff91ff5108e
[    8.876499][  T193] RDX: 0000000000000000 RSI: 00007fff333ebe90 RDI: 0000000000000005
[    8.876726][  T193] RBP: 00007fff333ebdf0 R08: 0000000000000000 R09: 0000000000000000
[    8.876954][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.877206][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff333ec560
[    8.877441][  T193]  </TASK>
[    8.877576][  T193] irq event stamp: 16609
[    8.877714][  T193] hardirqs last  enabled at (16619): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.877971][  T193] hardirqs last disabled at (16628): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.878255][  T193] softirqs last  enabled at (15602): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.878512][  T193] softirqs last disabled at (15509): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.878769][  T193] ---[ end trace 0000000000000000 ]---
[    8.911311][  T194] br0: port 1(s0) entered blocking state
[    8.911445][  T194] br0: port 1(s0) entered disabled state
[    8.911580][  T194] s0: entered allmulticast mode
[    8.912482][  T194] ------------[ cut here ]------------
[    8.912615][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
[    8.912842][  T194] Modules linked in:
[    8.912983][  T194] CPU: 0 UID: 0 PID: 194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.913255][  T194] Tainted: [W]=WARN
[    8.913353][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.913515][  T194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.913679][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    8.914144][  T194] RSP: 0018:ffa0000000936ed0 EFLAGS: 00010286
[    8.914305][  T194] RAX: 00000000ffffffa6 RBX: ff1100000d64d6c0 RCX: 1ff4000000126da0
[    8.914496][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64d770
[    8.914692][  T194] RBP: ff110000087cc000 R08: 1fe2200001ac9aef R09: ff1100000d07ae58
[    8.914880][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    8.915068][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    8.915266][  T194] FS:  00007f4fd2642840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    8.915489][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.915651][  T194] CR2: 00000000004ebe00 CR3: 000000000c6f8005 CR4: 0000000000771ef0
[    8.915843][  T194] PKRU: 55555554
[    8.915938][  T194] Call Trace:
[    8.916033][  T194]  <TASK>
[    8.916103][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.916234][  T194]  rtnetlink_event+0xe0/0x1f0
[    8.916361][  T194]  notifier_call_chain+0xb0/0x320
[    8.916494][  T194]  __netdev_upper_dev_link+0x3a5/0x590
[    8.916622][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.916751][  T194]  ? netdev_wait_allrefs_any+0x570/0x570
[    8.916877][  T194]  ? find_held_lock+0x2b/0x80
[    8.917003][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.917138][  T194]  ? __up_write+0x29a/0x520
[    8.917267][  T194]  ? kernfs_add_one+0xf6/0x660
[    8.917399][  T194]  netdev_master_upper_dev_link+0x86/0xb0
[    8.917528][  T194]  ? netdev_upper_dev_link+0xb0/0xb0
[    8.917656][  T194]  ? netdev_is_rx_handler_busy+0x62/0xd0
[    8.917784][  T194]  ? sysfs_do_create_link_sd+0xa0/0x110
[    8.917911][  T194]  ? netdev_rx_handler_register+0x1b/0xc0
[    8.918040][  T194]  br_add_if+0x42e/0x1360
[    8.918225][  T194]  do_set_master+0x3b2/0x780
[    8.918390][  T194]  ? kernel_text_address+0x149/0x170
[    8.918519][  T194]  do_setlink.isra.0+0x9ec/0x2a60
[    8.918648][  T194]  ? rtnl_link_get_size+0x350/0x350
[    8.918775][  T194]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    8.918932][  T194]  ? rcu_read_lock_any_held+0x3c/0x90
[    8.919059][  T194]  ? validate_chain+0x38b/0xc20
[    8.919197][  T194]  ? rcu_read_lock_any_held+0x66/0x90
[    8.919325][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.919452][  T194]  ? __kernel_text_address+0x12/0x30
[    8.919579][  T194]  ? __lock_acquire+0x508/0xc10
[    8.919709][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.919836][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.919963][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.920096][  T194]  ? lock_acquire+0x134/0x160
[    8.920234][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.920361][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.920491][  T194]  ? trace_contention_end+0xb3/0x1a0
[    8.920622][  T194]  ? __mutex_lock+0x1db/0x2010
[    8.920753][  T194]  ? __mutex_lock+0x9b2/0x2010
[    8.920882][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.921014][  T194]  ? ww_mutex_lock+0x160/0x160
[    8.921154][  T194]  ? nla_get_range_signed+0x3d0/0x3d0
[    8.921287][  T194]  ? __rtnl_newlink+0x3fa/0xa50
[    8.921420][  T194]  rtnl_newlink+0x8d1/0xee0
[    8.921551][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.921679][  T194]  ? find_held_lock+0x2b/0x80
[    8.921808][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.921935][  T194]  ? mark_usage+0x61/0x170
[    8.922062][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.922205][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.922332][  T194]  ? find_held_lock+0x2b/0x80
[    8.922459][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.922587][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.922716][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.922845][  T194]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.922973][  T194]  ? validate_chain+0x38b/0xc20
[    8.923104][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.923238][  T194]  ? __lock_acquire+0x508/0xc10
[    8.923368][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.923496][  T194]  ? find_held_lock+0x2b/0x80
[    8.923624][  T194]  netlink_rcv_skb+0x14e/0x3a0
[    8.923752][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.923880][  T194]  ? netlink_ack+0xcd0/0xcd0
[    8.924011][  T194]  ? netlink_deliver_tap+0xc5/0x330
[    8.924151][  T194]  ? netlink_deliver_tap+0x13c/0x330
[    8.924284][  T194]  netlink_unicast+0x486/0x750
[    8.924417][  T194]  ? netlink_attachskb+0x810/0x810
[    8.924550][  T194]  ? __lock_acquire+0x508/0xc10
[    8.924680][  T194]  netlink_sendmsg+0x735/0xc60
[    8.924809][  T194]  ? netlink_unicast+0x750/0x750
[    8.924939][  T194]  ? __might_fault+0x97/0x140
[    8.925069][  T194]  ____sys_sendmsg+0x419/0x850
[    8.925204][  T194]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.925333][  T194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.925493][  T194]  ? move_addr_to_kernel+0x40/0x40
[    8.925623][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.925752][  T194]  ? validate_chain+0x38b/0xc20
[    8.925883][  T194]  ___sys_sendmsg+0x14e/0x1d0
[    8.926012][  T194]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    8.926185][  T194]  ? copy_msghdr_from_user+0x460/0x460
[    8.926327][  T194]  __sys_sendmsg+0x145/0x1f0
[    8.926457][  T194]  ? __sys_sendmsg_sock+0x20/0x20
[    8.926586][  T194]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    8.926751][  T194]  ? do_raw_spin_unlock+0x59/0x250
[    8.926880][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.927008][  T194]  do_syscall_64+0x117/0xfc0
[    8.927149][  T194]  ? trace_hardirqs_off+0xd/0x30
[    8.927277][  T194]  ? exc_page_fault+0xee/0x100
[    8.927406][  T194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.927568][  T194] RIP: 0033:0x7f4fd287c08e
[    8.927703][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    8.928170][  T194] RSP: 002b:00007ffd07dbd320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.928365][  T194] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4fd287c08e
[    8.928555][  T194] RDX: 0000000000000000 RSI: 00007ffd07dbd3d0 RDI: 0000000000000005
[    8.928748][  T194] RBP: 00007ffd07dbd330 R08: 0000000000000000 R09: 0000000000000000
[    8.928940][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.929140][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd07dbdaa0
[    8.929338][  T194]  </TASK>
[    8.929434][  T194] irq event stamp: 28493
[    8.929530][  T194] hardirqs last  enabled at (28501): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.929754][  T194] hardirqs last disabled at (28508): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.929979][  T194] softirqs last  enabled at (27838): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.930213][  T194] softirqs last disabled at (27781): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.930436][  T194] ---[ end trace 0000000000000000 ]---
[    8.930597][  T194] s0: entered promiscuous mode
[    8.930781][  T194] ------------[ cut here ]------------
[    8.930913][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/194
[    8.931161][  T194] Modules linked in:
[    8.931267][  T194] CPU: 0 UID: 0 PID: 194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.931541][  T194] Tainted: [W]=WARN
[    8.931645][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.931816][  T194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.931989][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    8.932737][  T194] RSP: 0018:ffa0000000936ed0 EFLAGS: 00010286
[    8.932908][  T194] RAX: 00000000ffffffa6 RBX: ff1100000d64d840 RCX: 1ff4000000126da0
[    8.933108][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64d8f0
[    8.933388][  T194] RBP: ff110000087cc000 R08: 1fe2200001ac9b1f R09: ff1100000d07ae58
[    8.933588][  T194] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[    8.933788][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc1ad80
[    8.933989][  T194] FS:  00007f4fd2642840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    8.934302][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.934473][  T194] CR2: 00000000004ebe00 CR3: 000000000c6f8005 CR4: 0000000000771ef0
[    8.934677][  T194] PKRU: 55555554
[    8.934778][  T194] Call Trace:
[    8.935050][  T194]  <TASK>
[    8.935198][  T194]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    8.935337][  T194]  rtmsg_ifinfo+0x5c/0xb0
[    8.935443][  T194]  __dev_notify_flags+0x1b8/0x280
[    8.935579][  T194]  ? netdev_info+0xe2/0x116
[    8.935715][  T194]  ? netdev_notice+0x120/0x120
[    8.935851][  T194]  ? netif_change_name+0x8c0/0x8c0
[    8.935987][  T194]  ? netdev_wait_allrefs_any+0x570/0x570
[    8.936216][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.936355][  T194]  __dev_set_promiscuity+0x194/0x290
[    8.936495][  T194]  netif_set_promiscuity+0x4c/0xc0
[    8.936633][  T194]  dev_set_promiscuity+0xa1/0x230
[    8.936770][  T194]  br_manage_promisc+0xb2/0x160
[    8.936909][  T194]  br_add_if+0x625/0x1360
[    8.937014][  T194]  do_set_master+0x3b2/0x780
[    8.937231][  T194]  ? kernel_text_address+0x149/0x170
[    8.937368][  T194]  do_setlink.isra.0+0x9ec/0x2a60
[    8.937506][  T194]  ? rtnl_link_get_size+0x350/0x350
[    8.937645][  T194]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    8.937813][  T194]  ? rcu_read_lock_any_held+0x3c/0x90
[    8.937949][  T194]  ? validate_chain+0x38b/0xc20
[    8.938083][  T194]  ? rcu_read_lock_any_held+0x66/0x90
[    8.938287][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.938423][  T194]  ? __kernel_text_address+0x12/0x30
[    8.938560][  T194]  ? __lock_acquire+0x508/0xc10
[    8.938698][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.938832][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.938968][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.939107][  T194]  ? lock_acquire+0x134/0x160
[    8.939247][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.939380][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.939515][  T194]  ? trace_contention_end+0xb3/0x1a0
[    8.939649][  T194]  ? __mutex_lock+0x1db/0x2010
[    8.939783][  T194]  ? __mutex_lock+0x9b2/0x2010
[    8.939920][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.940059][  T194]  ? ww_mutex_lock+0x160/0x160
[    8.940204][  T194]  ? nla_get_range_signed+0x3d0/0x3d0
[    8.940342][  T194]  ? __rtnl_newlink+0x3fa/0xa50
[    8.940480][  T194]  rtnl_newlink+0x8d1/0xee0
[    8.940712][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.940848][  T194]  ? find_held_lock+0x2b/0x80
[    8.940983][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.941123][  T194]  ? mark_usage+0x61/0x170
[    8.941266][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.941405][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.941540][  T194]  ? find_held_lock+0x2b/0x80
[    8.941677][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.941905][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.942041][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.942185][  T194]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.942323][  T194]  ? validate_chain+0x38b/0xc20
[    8.942550][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.942684][  T194]  ? __lock_acquire+0x508/0xc10
[    8.942821][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.942954][  T194]  ? find_held_lock+0x2b/0x80
[    8.943193][  T194]  netlink_rcv_skb+0x14e/0x3a0
[    8.943327][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.943462][  T194]  ? netlink_ack+0xcd0/0xcd0
[    8.943604][  T194]  ? netlink_deliver_tap+0xc5/0x330
[    8.943831][  T194]  ? netlink_deliver_tap+0x13c/0x330
[    8.943968][  T194]  netlink_unicast+0x486/0x750
[    8.944107][  T194]  ? netlink_attachskb+0x810/0x810
[    8.944340][  T194]  ? __lock_acquire+0x508/0xc10
[    8.944477][  T194]  netlink_sendmsg+0x735/0xc60
[    8.944614][  T194]  ? netlink_unicast+0x750/0x750
[    8.944750][  T194]  ? __might_fault+0x97/0x140
[    8.944890][  T194]  ____sys_sendmsg+0x419/0x850
[    8.945124][  T194]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.945266][  T194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.945434][  T194]  ? move_addr_to_kernel+0x40/0x40
[    8.945664][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.945802][  T194]  ? validate_chain+0x38b/0xc20
[    8.945940][  T194]  ___sys_sendmsg+0x14e/0x1d0
[    8.946075][  T194]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    8.946347][  T194]  ? copy_msghdr_from_user+0x460/0x460
[    8.946496][  T194]  __sys_sendmsg+0x145/0x1f0
[    8.946632][  T194]  ? __sys_sendmsg_sock+0x20/0x20
[    8.946769][  T194]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    8.947036][  T194]  ? do_raw_spin_unlock+0x59/0x250
[    8.947181][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.947320][  T194]  do_syscall_64+0x117/0xfc0
[    8.947459][  T194]  ? trace_hardirqs_off+0xd/0x30
[    8.947688][  T194]  ? exc_page_fault+0xee/0x100
[    8.947826][  T194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.947994][  T194] RIP: 0033:0x7f4fd287c08e
[    8.948143][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    8.948622][  T194] RSP: 002b:00007ffd07dbd320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.948922][  T194] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4fd287c08e
[    8.949133][  T194] RDX: 0000000000000000 RSI: 00007ffd07dbd3d0 RDI: 0000000000000005
[    8.949338][  T194] RBP: 00007ffd07dbd330 R08: 0000000000000000 R09: 0000000000000000
[    8.949636][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.949837][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd07dbdaa0
[    8.950149][  T194]  </TASK>
[    8.950251][  T194] irq event stamp: 30933
[    8.950351][  T194] hardirqs last  enabled at (30941): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.950588][  T194] hardirqs last disabled at (30948): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.950916][  T194] softirqs last  enabled at (30332): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.951163][  T194] softirqs last disabled at (30237): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.951492][  T194] ---[ end trace 0000000000000000 ]---
[    8.952304][  T194] ------------[ cut here ]------------
[    8.952446][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/194
[    8.952671][  T194] Modules linked in:
[    8.952772][  T194] CPU: 1 UID: 0 PID: 194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.953032][  T194] Tainted: [W]=WARN
[    8.953143][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.953303][  T194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.953470][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    8.953923][  T194] RSP: 0018:ffa0000000936ff8 EFLAGS: 00010286
[    8.954086][  T194] RAX: 00000000ffffffa6 RBX: ff1100000d64de40 RCX: 1ff4000000126dc5
[    8.954291][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64def0
[    8.954483][  T194] RBP: ff1100000bc1a000 R08: 1fe2200001ac9bdf R09: ff1100000d07ae58
[    8.954675][  T194] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    8.954869][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    8.955062][  T194] FS:  00007f4fd2642840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    8.955297][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.955458][  T194] CR2: 00007ff91fde4574 CR3: 000000000c6f8005 CR4: 0000000000771ef0
[    8.955651][  T194] PKRU: 55555554
[    8.955750][  T194] Call Trace:
[    8.955847][  T194]  <TASK>
[    8.955913][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.956040][  T194]  rtnetlink_event+0xe0/0x1f0
[    8.956173][  T194]  notifier_call_chain+0xb0/0x320
[    8.956303][  T194]  call_netdevice_notifiers+0x70/0xa0
[    8.956431][  T194]  ? __dev_open+0x7a0/0x7a0
[    8.956559][  T194]  ? nlmsg_notify+0x62/0x250
[    8.956687][  T194]  br_add_if+0xd60/0x1360
[    8.956790][  T194]  do_set_master+0x3b2/0x780
[    8.956921][  T194]  ? kernel_text_address+0x149/0x170
[    8.957050][  T194]  do_setlink.isra.0+0x9ec/0x2a60
[    8.957190][  T194]  ? rtnl_link_get_size+0x350/0x350
[    8.957319][  T194]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    8.957479][  T194]  ? rcu_read_lock_any_held+0x3c/0x90
[    8.957608][  T194]  ? validate_chain+0x38b/0xc20
[    8.957736][  T194]  ? rcu_read_lock_any_held+0x66/0x90
[    8.957864][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.957993][  T194]  ? __kernel_text_address+0x12/0x30
[    8.958133][  T194]  ? __lock_acquire+0x508/0xc10
[    8.958266][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.958396][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.958525][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.958654][  T194]  ? lock_acquire+0x134/0x160
[    8.958784][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.958914][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.959042][  T194]  ? trace_contention_end+0xb3/0x1a0
[    8.959180][  T194]  ? __mutex_lock+0x1db/0x2010
[    8.959313][  T194]  ? __mutex_lock+0x9b2/0x2010
[    8.959444][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.959576][  T194]  ? ww_mutex_lock+0x160/0x160
[    8.959704][  T194]  ? nla_get_range_signed+0x3d0/0x3d0
[    8.959837][  T194]  ? __rtnl_newlink+0x3fa/0xa50
[    8.959970][  T194]  rtnl_newlink+0x8d1/0xee0
[    8.960106][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.960239][  T194]  ? find_held_lock+0x2b/0x80
[    8.960366][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.960494][  T194]  ? mark_usage+0x61/0x170
[    8.960621][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.960752][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.960881][  T194]  ? find_held_lock+0x2b/0x80
[    8.961008][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.961144][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.961274][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.961404][  T194]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.961536][  T194]  ? validate_chain+0x38b/0xc20
[    8.961666][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.961794][  T194]  ? __lock_acquire+0x508/0xc10
[    8.961926][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.962053][  T194]  ? find_held_lock+0x2b/0x80
[    8.962193][  T194]  netlink_rcv_skb+0x14e/0x3a0
[    8.962320][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.962448][  T194]  ? netlink_ack+0xcd0/0xcd0
[    8.962579][  T194]  ? netlink_deliver_tap+0xc5/0x330
[    8.962707][  T194]  ? netlink_deliver_tap+0x13c/0x330
[    8.962839][  T194]  netlink_unicast+0x486/0x750
[    8.962970][  T194]  ? netlink_attachskb+0x810/0x810
[    8.963103][  T194]  ? __lock_acquire+0x508/0xc10
[    8.963236][  T194]  netlink_sendmsg+0x735/0xc60
[    8.963365][  T194]  ? netlink_unicast+0x750/0x750
[    8.963494][  T194]  ? __might_fault+0x97/0x140
[    8.963624][  T194]  ____sys_sendmsg+0x419/0x850
[    8.963752][  T194]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.963881][  T194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.964039][  T194]  ? move_addr_to_kernel+0x40/0x40
[    8.964173][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.964299][  T194]  ? validate_chain+0x38b/0xc20
[    8.964426][  T194]  ___sys_sendmsg+0x14e/0x1d0
[    8.964552][  T194]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    8.964716][  T194]  ? copy_msghdr_from_user+0x460/0x460
[    8.964857][  T194]  __sys_sendmsg+0x145/0x1f0
[    8.964983][  T194]  ? __sys_sendmsg_sock+0x20/0x20
[    8.965113][  T194]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    8.965280][  T194]  ? do_raw_spin_unlock+0x59/0x250
[    8.965411][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.965541][  T194]  do_syscall_64+0x117/0xfc0
[    8.965671][  T194]  ? trace_hardirqs_off+0xd/0x30
[    8.965801][  T194]  ? exc_page_fault+0xee/0x100
[    8.965930][  T194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.966087][  T194] RIP: 0033:0x7f4fd287c08e
[    8.966235][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    8.966694][  T194] RSP: 002b:00007ffd07dbd320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.966890][  T194] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4fd287c08e
[    8.967080][  T194] RDX: 0000000000000000 RSI: 00007ffd07dbd3d0 RDI: 0000000000000005
[    8.967284][  T194] RBP: 00007ffd07dbd330 R08: 0000000000000000 R09: 0000000000000000
[    8.967477][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.967670][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd07dbdaa0
[    8.967868][  T194]  </TASK>
[    8.967963][  T194] irq event stamp: 32323
[    8.968058][  T194] hardirqs last  enabled at (32331): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.968290][  T194] hardirqs last disabled at (32340): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.968517][  T194] softirqs last  enabled at (31520): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.968739][  T194] softirqs last disabled at (31515): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.968959][  T194] ---[ end trace 0000000000000000 ]---
[    8.969443][  T194] ------------[ cut here ]------------
[    8.969572][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/194
[    8.969793][  T194] Modules linked in:
[    8.969892][  T194] CPU: 1 UID: 0 PID: 194 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    8.970160][  T194] Tainted: [W]=WARN
[    8.970256][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.970418][  T194] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    8.970584][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    8.971037][  T194] RSP: 0018:ffa0000000936f70 EFLAGS: 00010286
[    8.971204][  T194] RAX: 00000000ffffffa6 RBX: ff11000009168340 RCX: 1ff4000000126db4
[    8.971395][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091683f0
[    8.971584][  T194] RBP: ff1100000bc1a000 R08: 1fe220000122d07f R09: ff1100000d07ae58
[    8.971775][  T194] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    8.971965][  T194] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[    8.972168][  T194] FS:  00007f4fd2642840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    8.972394][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.972557][  T194] CR2: 00007ff91fde4574 CR3: 000000000c6f8005 CR4: 0000000000771ef0
[    8.972750][  T194] PKRU: 55555554
[    8.972846][  T194] Call Trace:
[    8.972944][  T194]  <TASK>
[    8.973010][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.973145][  T194]  rtnetlink_event+0xe0/0x1f0
[    8.973274][  T194]  notifier_call_chain+0xb0/0x320
[    8.973406][  T194]  netdev_compute_master_upper_features+0x6d8/0xdd0
[    8.973570][  T194]  ? netdev_change_features+0xa0/0xa0
[    8.973699][  T194]  ? br_opt_toggle+0x45/0x140
[    8.973832][  T194]  br_add_if+0x98d/0x1360
[    8.973934][  T194]  do_set_master+0x3b2/0x780
[    8.974062][  T194]  ? kernel_text_address+0x149/0x170
[    8.974201][  T194]  do_setlink.isra.0+0x9ec/0x2a60
[    8.974330][  T194]  ? rtnl_link_get_size+0x350/0x350
[    8.974460][  T194]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    8.974618][  T194]  ? rcu_read_lock_any_held+0x3c/0x90
[    8.974746][  T194]  ? validate_chain+0x38b/0xc20
[    8.974875][  T194]  ? rcu_read_lock_any_held+0x66/0x90
[    8.975003][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.975140][  T194]  ? __kernel_text_address+0x12/0x30
[    8.975268][  T194]  ? __lock_acquire+0x508/0xc10
[    8.975398][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.975526][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.975654][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.975783][  T194]  ? lock_acquire+0x134/0x160
[    8.975910][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.976037][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.976170][  T194]  ? trace_contention_end+0xb3/0x1a0
[    8.976299][  T194]  ? __mutex_lock+0x1db/0x2010
[    8.976425][  T194]  ? __mutex_lock+0x9b2/0x2010
[    8.976553][  T194]  ? rtnl_newlink+0x883/0xee0
[    8.976683][  T194]  ? ww_mutex_lock+0x160/0x160
[    8.976811][  T194]  ? nla_get_range_signed+0x3d0/0x3d0
[    8.976941][  T194]  ? __rtnl_newlink+0x3fa/0xa50
[    8.977073][  T194]  rtnl_newlink+0x8d1/0xee0
[    8.977213][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.977340][  T194]  ? find_held_lock+0x2b/0x80
[    8.977467][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.977593][  T194]  ? mark_usage+0x61/0x170
[    8.977719][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.977849][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.977976][  T194]  ? find_held_lock+0x2b/0x80
[    8.978105][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.978235][  T194]  ? __lock_release.isra.0+0x6b/0x1a0
[    8.978364][  T194]  ? __rtnl_newlink+0xa50/0xa50
[    8.978492][  T194]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    8.978620][  T194]  ? validate_chain+0x38b/0xc20
[    8.978748][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.978875][  T194]  ? __lock_acquire+0x508/0xc10
[    8.979005][  T194]  ? lock_acquire.part.0+0xbc/0x260
[    8.979139][  T194]  ? find_held_lock+0x2b/0x80
[    8.979267][  T194]  netlink_rcv_skb+0x14e/0x3a0
[    8.979395][  T194]  ? rtnl_link_fill+0x900/0x900
[    8.979523][  T194]  ? netlink_ack+0xcd0/0xcd0
[    8.979654][  T194]  ? netlink_deliver_tap+0xc5/0x330
[    8.979781][  T194]  ? netlink_deliver_tap+0x13c/0x330
[    8.979911][  T194]  netlink_unicast+0x486/0x750
[    8.980040][  T194]  ? netlink_attachskb+0x810/0x810
[    8.980176][  T194]  ? __lock_acquire+0x508/0xc10
[    8.980306][  T194]  netlink_sendmsg+0x735/0xc60
[    8.980436][  T194]  ? netlink_unicast+0x750/0x750
[    8.980565][  T194]  ? __might_fault+0x97/0x140
[    8.980696][  T194]  ____sys_sendmsg+0x419/0x850
[    8.980824][  T194]  ? copy_msghdr_from_user+0x2a0/0x460
[    8.980952][  T194]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    8.981115][  T194]  ? move_addr_to_kernel+0x40/0x40
[    8.981247][  T194]  ? stack_depot_save_flags+0x367/0x770
[    8.981375][  T194]  ? validate_chain+0x38b/0xc20
[    8.981504][  T194]  ___sys_sendmsg+0x14e/0x1d0
[    8.981631][  T194]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    8.981790][  T194]  ? copy_msghdr_from_user+0x460/0x460
[    8.981930][  T194]  __sys_sendmsg+0x145/0x1f0
[    8.982060][  T194]  ? __sys_sendmsg_sock+0x20/0x20
[    8.982202][  T194]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    8.982364][  T194]  ? do_raw_spin_unlock+0x59/0x250
[    8.982493][  T194]  ? rcu_is_watching+0x15/0xd0
[    8.982623][  T194]  do_syscall_64+0x117/0xfc0
[    8.982751][  T194]  ? trace_hardirqs_off+0xd/0x30
[    8.982877][  T194]  ? exc_page_fault+0xee/0x100
[    8.983006][  T194]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    8.983171][  T194] RIP: 0033:0x7f4fd287c08e
[    8.983303][  T194] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    8.983756][  T194] RSP: 002b:00007ffd07dbd320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.983949][  T194] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4fd287c08e
[    8.984149][  T194] RDX: 0000000000000000 RSI: 00007ffd07dbd3d0 RDI: 0000000000000005
[    8.984341][  T194] RBP: 00007ffd07dbd330 R08: 0000000000000000 R09: 0000000000000000
[    8.984533][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    8.984723][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd07dbdaa0
[    8.984920][  T194]  </TASK>
[    8.985014][  T194] irq event stamp: 33559
[    8.985115][  T194] hardirqs last  enabled at (33567): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    8.985342][  T194] hardirqs last disabled at (33576): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    8.985562][  T194] softirqs last  enabled at (32700): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    8.985782][  T194] softirqs last disabled at (32695): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    8.986001][  T194] ---[ end trace 0000000000000000 ]---
[    8.998185][  T194] ip (194) used greatest stack depth: 23592 bytes left
[    9.016497][  T195] ------------[ cut here ]------------
[    9.016643][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
[    9.016878][  T195] Modules linked in:
[    9.016982][  T195] CPU: 0 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.017268][  T195] Tainted: [W]=WARN
[    9.017367][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.017533][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.017710][  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 48 ce f0 ff b9 a6 ff ff
[    9.018176][  T195] RSP: 0018:ffa0000000876e10 EFLAGS: 00010286
[    9.018341][  T195] RAX: 00000000ffffffa6 RBX: ff11000009169240 RCX: 1ff400000010ed88
[    9.018536][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091692f0
[    9.018730][  T195] RBP: ff1100000c4fa000 R08: 1fe220000122d25f R09: ff1100000d07d158
[    9.018923][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.019121][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.019325][  T195] FS:  00007fea70317840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.019559][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.019728][  T195] CR2: 000000003e941988 CR3: 000000000d281002 CR4: 0000000000771ef0
[    9.019925][  T195] PKRU: 55555554
[    9.020023][  T195] Call Trace:
[    9.020220][  T195]  <TASK>
[    9.020354][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.020485][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.020616][  T195]  notifier_call_chain+0xb0/0x320
[    9.020749][  T195]  call_netdevice_notifiers+0x70/0xa0
[    9.020880][  T195]  ? __dev_open+0x7a0/0x7a0
[    9.021013][  T195]  bond_set_dev_addr+0x16d/0x1c0
[    9.021248][  T195]  bond_enslave+0x139f/0x4e20
[    9.021379][  T195]  ? mark_usage+0x61/0x170
[    9.021508][  T195]  ? __lock_acquire+0x508/0xc10
[    9.021638][  T195]  ? __lock_acquire+0x508/0xc10
[    9.021772][  T195]  ? mark_usage+0x61/0x170
[    9.021903][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.022035][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.022252][  T195]  ? find_held_lock+0x2b/0x80
[    9.022383][  T195]  ? mark_usage+0x61/0x170
[    9.022513][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.022649][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.022783][  T195]  do_set_master+0x3b2/0x780
[    9.022915][  T195]  ? kernel_text_address+0x149/0x170
[    9.023047][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.023272][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.023403][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.023563][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.023693][  T195]  ? validate_chain+0x38b/0xc20
[    9.023826][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.023954][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.024085][  T195]  ? __kernel_text_address+0x12/0x30
[    9.024302][  T195]  ? __lock_acquire+0x508/0xc10
[    9.024436][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.024568][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.024701][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.024833][  T195]  ? lock_acquire+0x134/0x160
[    9.024963][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.025096][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.025320][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.025452][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.025584][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.025716][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.025849][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.025981][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.026121][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.026259][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.026395][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.026527][  T195]  ? find_held_lock+0x2b/0x80
[    9.026658][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.026791][  T195]  ? mark_usage+0x61/0x170
[    9.026925][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.027059][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.027200][  T195]  ? find_held_lock+0x2b/0x80
[    9.027331][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.027461][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.027594][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.027724][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.027855][  T195]  ? validate_chain+0x38b/0xc20
[    9.027987][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.028124][  T195]  ? __lock_acquire+0x508/0xc10
[    9.028263][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.028392][  T195]  ? find_held_lock+0x2b/0x80
[    9.028522][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.028652][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.028783][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.028917][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.029047][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.029191][  T195]  netlink_unicast+0x486/0x750
[    9.029324][  T195]  ? netlink_attachskb+0x810/0x810
[    9.029457][  T195]  ? __lock_acquire+0x508/0xc10
[    9.029590][  T195]  netlink_sendmsg+0x735/0xc60
[    9.029722][  T195]  ? netlink_unicast+0x750/0x750
[    9.029856][  T195]  ? __might_fault+0x97/0x140
[    9.029987][  T195]  ____sys_sendmsg+0x419/0x850
[    9.030124][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.030261][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.030424][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.030555][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.030687][  T195]  ? validate_chain+0x38b/0xc20
[    9.030819][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.030947][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.031115][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.031263][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.031396][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.031526][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.031691][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.031822][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.031951][  T195]  do_syscall_64+0x117/0xfc0
[    9.032083][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.032224][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.032385][  T195] RIP: 0033:0x7fea7055108e
[    9.032521][  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
[    9.032983][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.033192][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.033388][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.033583][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.033779][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.033973][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.034178][  T195]  </TASK>
[    9.034275][  T195] irq event stamp: 14811
[    9.034372][  T195] hardirqs last  enabled at (14819): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.034597][  T195] hardirqs last disabled at (14826): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.034821][  T195] softirqs last  enabled at (14296): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.035047][  T195] softirqs last disabled at (14159): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.035280][  T195] ---[ end trace 0000000000000000 ]---
[    9.035539][  T195] ------------[ cut here ]------------
[    9.035668][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
[    9.035889][  T195] Modules linked in:
[    9.035989][  T195] CPU: 0 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.036261][  T195] Tainted: [W]=WARN
[    9.036360][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.036524][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.036691][  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 48 ce f0 ff b9 a6 ff ff
[    9.037356][  T195] RSP: 0018:ffa0000000876d80 EFLAGS: 00010286
[    9.037606][  T195] RAX: 00000000ffffffa6 RBX: ff110000091693c0 RCX: 1ff400000010ed76
[    9.037800][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009169470
[    9.037994][  T195] RBP: ff11000009e59000 R08: 1fe220000122d28f R09: ff1100000d07d158
[    9.038264][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.038461][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.038654][  T195] FS:  00007fea70317840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.038882][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.039046][  T195] CR2: 000000003e941988 CR3: 000000000d281002 CR4: 0000000000771ef0
[    9.039311][  T195] PKRU: 55555554
[    9.039410][  T195] Call Trace:
[    9.039506][  T195]  <TASK>
[    9.039573][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.039701][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.039831][  T195]  notifier_call_chain+0xb0/0x320
[    9.039964][  T195]  netif_set_mac_address+0x2dd/0x410
[    9.040099][  T195]  ? netif_set_mtu+0x85/0xe0
[    9.040364][  T195]  ? netif_set_group+0x70/0x70
[    9.040500][  T195]  dev_set_mac_address+0xa9/0x260
[    9.040634][  T195]  ? dev_set_mtu+0xa1/0x230
[    9.040767][  T195]  ? __asan_memcpy+0x3c/0x60
[    9.040901][  T195]  bond_enslave+0x89e/0x4e20
[    9.041034][  T195]  ? mark_usage+0x61/0x170
[    9.041265][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.041396][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.041525][  T195]  ? find_held_lock+0x2b/0x80
[    9.041655][  T195]  ? mark_usage+0x61/0x170
[    9.041786][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.041920][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.042053][  T195]  do_set_master+0x3b2/0x780
[    9.042254][  T195]  ? kernel_text_address+0x149/0x170
[    9.042388][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.042526][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.042660][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.042825][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.042956][  T195]  ? validate_chain+0x38b/0xc20
[    9.043085][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.043279][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.043411][  T195]  ? __kernel_text_address+0x12/0x30
[    9.043547][  T195]  ? __lock_acquire+0x508/0xc10
[    9.043683][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.043815][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.043948][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.044077][  T195]  ? lock_acquire+0x134/0x160
[    9.044270][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.044403][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.044537][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.044668][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.044800][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.044930][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.045062][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.045221][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.045354][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.045487][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.045619][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.045749][  T195]  ? find_held_lock+0x2b/0x80
[    9.045881][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.046011][  T195]  ? mark_usage+0x61/0x170
[    9.046152][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.046289][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.046423][  T195]  ? find_held_lock+0x2b/0x80
[    9.046554][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.046687][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.046822][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.046953][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.047082][  T195]  ? validate_chain+0x38b/0xc20
[    9.047224][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.047356][  T195]  ? __lock_acquire+0x508/0xc10
[    9.047492][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.047623][  T195]  ? find_held_lock+0x2b/0x80
[    9.047756][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.047888][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.048019][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.048163][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.048296][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.048431][  T195]  netlink_unicast+0x486/0x750
[    9.048565][  T195]  ? netlink_attachskb+0x810/0x810
[    9.048699][  T195]  ? __lock_acquire+0x508/0xc10
[    9.048834][  T195]  netlink_sendmsg+0x735/0xc60
[    9.048966][  T195]  ? netlink_unicast+0x750/0x750
[    9.049102][  T195]  ? __might_fault+0x97/0x140
[    9.049238][  T195]  ____sys_sendmsg+0x419/0x850
[    9.049368][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.049498][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.049659][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.049790][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.049921][  T195]  ? validate_chain+0x38b/0xc20
[    9.050053][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.050282][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.050445][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.050591][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.050724][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.050944][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.051112][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.051250][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.051471][  T195]  do_syscall_64+0x117/0xfc0
[    9.051606][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.051738][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.051903][  T195] RIP: 0033:0x7fea7055108e
[    9.052140][  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
[    9.052607][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.052893][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.053087][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.053384][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.053581][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.053777][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.053979][  T195]  </TASK>
[    9.054075][  T195] irq event stamp: 17379
[    9.054186][  T195] hardirqs last  enabled at (17389): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.054422][  T195] hardirqs last disabled at (17396): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.054649][  T195] softirqs last  enabled at (16906): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.054879][  T195] softirqs last disabled at (16865): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.055112][  T195] ---[ end trace 0000000000000000 ]---
[    9.055508][  T195] ------------[ cut here ]------------
[    9.055637][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
[    9.055946][  T195] Modules linked in:
[    9.056046][  T195] CPU: 0 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.056414][  T195] Tainted: [W]=WARN
[    9.056514][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.056681][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.056852][  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 48 ce f0 ff b9 a6 ff ff
[    9.057476][  T195] RSP: 0018:ffa0000000876e18 EFLAGS: 00010286
[    9.057641][  T195] RAX: 00000000ffffffa6 RBX: ff11000009169540 RCX: 1ff400000010ed89
[    9.057837][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091695f0
[    9.058184][  T195] RBP: ff11000009e59000 R08: 1fe220000122d2bf R09: ff1100000d07d158
[    9.058380][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[    9.058575][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d17cc00
[    9.058772][  T195] FS:  00007fea70317840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.059089][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.059315][  T195] CR2: 000000003e941988 CR3: 000000000d281002 CR4: 0000000000771ef0
[    9.059511][  T195] PKRU: 55555554
[    9.059694][  T195] Call Trace:
[    9.059792][  T195]  <TASK>
[    9.059859][  T195]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.059991][  T195]  rtmsg_ifinfo+0x5c/0xb0
[    9.060098][  T195]  netif_open+0xe2/0x120
[    9.060271][  T195]  ? netdev_notify_peers+0x30/0x30
[    9.060404][  T195]  dev_open+0xa1/0x230
[    9.060503][  T195]  ? __asan_memcpy+0x3c/0x60
[    9.060634][  T195]  bond_enslave+0x8d6/0x4e20
[    9.060770][  T195]  ? mark_usage+0x61/0x170
[    9.060900][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.061031][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.061253][  T195]  ? find_held_lock+0x2b/0x80
[    9.061384][  T195]  ? mark_usage+0x61/0x170
[    9.061512][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.061645][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.061778][  T195]  do_set_master+0x3b2/0x780
[    9.061906][  T195]  ? kernel_text_address+0x149/0x170
[    9.062036][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.062225][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.062357][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.062519][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.062649][  T195]  ? validate_chain+0x38b/0xc20
[    9.062779][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.062908][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.063039][  T195]  ? __kernel_text_address+0x12/0x30
[    9.063417][  T195]  ? __lock_acquire+0x508/0xc10
[    9.063550][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.063678][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.063808][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.063937][  T195]  ? lock_acquire+0x134/0x160
[    9.064216][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.064399][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.064528][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.064659][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.064788][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.064918][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.065048][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.065238][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.065369][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.065503][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.065635][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.065852][  T195]  ? find_held_lock+0x2b/0x80
[    9.065982][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.066115][  T195]  ? mark_usage+0x61/0x170
[    9.066301][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.066433][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.066562][  T195]  ? find_held_lock+0x2b/0x80
[    9.066691][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.066907][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.067039][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.067225][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.067355][  T195]  ? validate_chain+0x38b/0xc20
[    9.067483][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.067611][  T195]  ? __lock_acquire+0x508/0xc10
[    9.067830][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.067959][  T195]  ? find_held_lock+0x2b/0x80
[    9.068094][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.068284][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.068414][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.068549][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.068681][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.068901][  T195]  netlink_unicast+0x486/0x750
[    9.069033][  T195]  ? netlink_attachskb+0x810/0x810
[    9.069221][  T195]  ? __lock_acquire+0x508/0xc10
[    9.069352][  T195]  netlink_sendmsg+0x735/0xc60
[    9.069482][  T195]  ? netlink_unicast+0x750/0x750
[    9.069612][  T195]  ? __might_fault+0x97/0x140
[    9.069828][  T195]  ____sys_sendmsg+0x419/0x850
[    9.069957][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.070088][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.070309][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.070441][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.070570][  T195]  ? validate_chain+0x38b/0xc20
[    9.070788][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.070917][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.071078][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.071282][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.071415][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.071547][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.071799][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.071931][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.072063][  T195]  do_syscall_64+0x117/0xfc0
[    9.072254][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.072385][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.072544][  T195] RIP: 0033:0x7fea7055108e
[    9.072679][  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
[    9.073293][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.073488][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.073684][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.073965][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.074221][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.074418][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.074621][  T195]  </TASK>
[    9.074809][  T195] irq event stamp: 20565
[    9.074907][  T195] hardirqs last  enabled at (20573): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.075190][  T195] hardirqs last disabled at (20674): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.075415][  T195] softirqs last  enabled at (20672): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.075643][  T195] softirqs last disabled at (20581): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.075954][  T195] ---[ end trace 0000000000000000 ]---
[    9.076340][  T195] ------------[ cut here ]------------
[    9.076483][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
[    9.076711][  T195] Modules linked in:
[    9.076825][  T195] CPU: 1 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.077086][  T195] Tainted: [W]=WARN
[    9.077201][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.077364][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.077534][  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 48 ce f0 ff b9 a6 ff ff
[    9.077995][  T195] RSP: 0018:ffa0000000876e10 EFLAGS: 00010286
[    9.078171][  T195] RAX: 00000000ffffffa6 RBX: ff11000009169840 RCX: 1ff400000010ed88
[    9.078367][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091698f0
[    9.078564][  T195] RBP: ff11000009e59000 R08: 1fe220000122d31f R09: ff1100000d07d158
[    9.078758][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.078952][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.079159][  T195] FS:  00007fea70317840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.079390][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.079555][  T195] CR2: 00007f4fd270f574 CR3: 000000000d281006 CR4: 0000000000771ef0
[    9.079753][  T195] PKRU: 55555554
[    9.079849][  T195] Call Trace:
[    9.079946][  T195]  <TASK>
[    9.080012][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.080151][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.080282][  T195]  notifier_call_chain+0xb0/0x320
[    9.080416][  T195]  netdev_lower_state_changed+0xa0/0x100
[    9.080547][  T195]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[    9.080710][  T195]  ? lockdep_hardirqs_on+0x8c/0x130
[    9.080840][  T195]  ? queue_delayed_work_on+0x95/0x100
[    9.080970][  T195]  bond_enslave+0x3c2b/0x4e20
[    9.081107][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.081243][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.081370][  T195]  ? find_held_lock+0x2b/0x80
[    9.081499][  T195]  ? mark_usage+0x61/0x170
[    9.081627][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.081761][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.081892][  T195]  do_set_master+0x3b2/0x780
[    9.082020][  T195]  ? kernel_text_address+0x149/0x170
[    9.082159][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.082290][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.082421][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.082580][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.082710][  T195]  ? validate_chain+0x38b/0xc20
[    9.082841][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.082972][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.083105][  T195]  ? __kernel_text_address+0x12/0x30
[    9.083239][  T195]  ? __lock_acquire+0x508/0xc10
[    9.083370][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.083499][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.083630][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.083758][  T195]  ? lock_acquire+0x134/0x160
[    9.083886][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.084013][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.084151][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.084281][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.084410][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.084538][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.084666][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.084792][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.084921][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.085051][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.085192][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.085320][  T195]  ? find_held_lock+0x2b/0x80
[    9.085448][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.085577][  T195]  ? mark_usage+0x61/0x170
[    9.085704][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.085833][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.085960][  T195]  ? find_held_lock+0x2b/0x80
[    9.086089][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.086228][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.086356][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.086486][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.086614][  T195]  ? validate_chain+0x38b/0xc20
[    9.086741][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.086868][  T195]  ? __lock_acquire+0x508/0xc10
[    9.086998][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.087136][  T195]  ? find_held_lock+0x2b/0x80
[    9.087266][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.087394][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.087523][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.087656][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.087783][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.087914][  T195]  netlink_unicast+0x486/0x750
[    9.088044][  T195]  ? netlink_attachskb+0x810/0x810
[    9.088181][  T195]  ? __lock_acquire+0x508/0xc10
[    9.088309][  T195]  netlink_sendmsg+0x735/0xc60
[    9.088440][  T195]  ? netlink_unicast+0x750/0x750
[    9.088569][  T195]  ? __might_fault+0x97/0x140
[    9.088698][  T195]  ____sys_sendmsg+0x419/0x850
[    9.088826][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.088954][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.089118][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.089254][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.089385][  T195]  ? validate_chain+0x38b/0xc20
[    9.089517][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.089647][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.089808][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.089948][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.090077][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.090213][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.090376][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.090507][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.090641][  T195]  do_syscall_64+0x117/0xfc0
[    9.090771][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.090899][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.091057][  T195] RIP: 0033:0x7fea7055108e
[    9.091201][  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
[    9.091654][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.091848][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.092038][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.092237][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.092427][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.092618][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.092816][  T195]  </TASK>
[    9.092911][  T195] irq event stamp: 21861
[    9.093006][  T195] hardirqs last  enabled at (21869): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.093235][  T195] hardirqs last disabled at (21878): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.093456][  T195] softirqs last  enabled at (20960): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.093676][  T195] softirqs last disabled at (20955): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.093897][  T195] ---[ end trace 0000000000000000 ]---
[    9.094108][  T195] ------------[ cut here ]------------
[    9.094238][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
[    9.094457][  T195] Modules linked in:
[    9.094555][  T195] CPU: 1 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.094815][  T195] Tainted: [W]=WARN
[    9.094912][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.095073][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.095254][  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 48 ce f0 ff b9 a6 ff ff
[    9.095714][  T195] RSP: 0018:ffa0000000876e10 EFLAGS: 00010286
[    9.095878][  T195] RAX: 00000000ffffffa6 RBX: ff110000091699c0 RCX: 1ff400000010ed88
[    9.096069][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009169a70
[    9.096267][  T195] RBP: ff11000009e59000 R08: 1fe220000122d34f R09: ff1100000d07d158
[    9.096459][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.096649][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.096841][  T195] FS:  00007fea70317840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.097065][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.097235][  T195] CR2: 00007f4fd270f574 CR3: 000000000d281006 CR4: 0000000000771ef0
[    9.097434][  T195] PKRU: 55555554
[    9.097530][  T195] Call Trace:
[    9.097626][  T195]  <TASK>
[    9.097692][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.097819][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.097948][  T195]  notifier_call_chain+0xb0/0x320
[    9.098078][  T195]  netdev_lower_state_changed+0xa0/0x100
[    9.098219][  T195]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[    9.098386][  T195]  ? lockdep_hardirqs_on+0x8c/0x130
[    9.098516][  T195]  ? queue_delayed_work_on+0x95/0x100
[    9.098645][  T195]  bond_enslave+0x317e/0x4e20
[    9.098779][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.098920][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.099047][  T195]  ? find_held_lock+0x2b/0x80
[    9.099187][  T195]  ? mark_usage+0x61/0x170
[    9.099319][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.099455][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.099589][  T195]  do_set_master+0x3b2/0x780
[    9.099718][  T195]  ? kernel_text_address+0x149/0x170
[    9.099849][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.099980][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.100116][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.100282][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.100413][  T195]  ? validate_chain+0x38b/0xc20
[    9.100544][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.100674][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.100803][  T195]  ? __kernel_text_address+0x12/0x30
[    9.100932][  T195]  ? __lock_acquire+0x508/0xc10
[    9.101063][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.101201][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.101330][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.101456][  T195]  ? lock_acquire+0x134/0x160
[    9.101582][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.101708][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.101836][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.101963][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.102090][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.102229][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.102360][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.102489][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.102621][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.102754][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.102886][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.103015][  T195]  ? find_held_lock+0x2b/0x80
[    9.103152][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.103281][  T195]  ? mark_usage+0x61/0x170
[    9.103412][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.103542][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.103670][  T195]  ? find_held_lock+0x2b/0x80
[    9.103798][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.103925][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.104055][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.104194][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.104322][  T195]  ? validate_chain+0x38b/0xc20
[    9.104453][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.104580][  T195]  ? __lock_acquire+0x508/0xc10
[    9.104710][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.104838][  T195]  ? find_held_lock+0x2b/0x80
[    9.104968][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.105097][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.105232][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.105362][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.105493][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.105624][  T195]  netlink_unicast+0x486/0x750
[    9.105754][  T195]  ? netlink_attachskb+0x810/0x810
[    9.105884][  T195]  ? __lock_acquire+0x508/0xc10
[    9.106015][  T195]  netlink_sendmsg+0x735/0xc60
[    9.106152][  T195]  ? netlink_unicast+0x750/0x750
[    9.106285][  T195]  ? __might_fault+0x97/0x140
[    9.106413][  T195]  ____sys_sendmsg+0x419/0x850
[    9.106539][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.106667][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.106824][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.106954][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.107082][  T195]  ? validate_chain+0x38b/0xc20
[    9.107220][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.107350][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.107510][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.107651][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.107781][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.107911][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.108073][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.108211][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.108341][  T195]  do_syscall_64+0x117/0xfc0
[    9.108470][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.108601][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.108759][  T195] RIP: 0033:0x7fea7055108e
[    9.108891][  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
[    9.109354][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.109550][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.109742][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.109933][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.110133][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.110322][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.110520][  T195]  </TASK>
[    9.110617][  T195] irq event stamp: 22941
[    9.110712][  T195] hardirqs last  enabled at (22949): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.110936][  T195] hardirqs last disabled at (22956): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.111165][  T195] softirqs last  enabled at (22054): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.111387][  T195] softirqs last disabled at (22049): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.111610][  T195] ---[ end trace 0000000000000000 ]---
[    9.117609][  T195] ------------[ cut here ]------------
[    9.117739][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
[    9.117960][  T195] Modules linked in:
[    9.118061][  T195] CPU: 1 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.118388][  T195] Tainted: [W]=WARN
[    9.118487][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.118651][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.118820][  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 48 ce f0 ff b9 a6 ff ff
[    9.119341][  T195] RSP: 0018:ffa0000000876d20 EFLAGS: 00010286
[    9.119503][  T195] RAX: 00000000ffffffa6 RBX: ff11000009169b40 RCX: 1ff400000010ed6a
[    9.119698][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009169bf0
[    9.119890][  T195] RBP: ff11000009e59000 R08: 1fe220000122d37f R09: ff1100000d07d158
[    9.120082][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.120336][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.120528][  T195] FS:  00007fea70317840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.120755][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.120916][  T195] CR2: 00007f4fd270f574 CR3: 000000000d281006 CR4: 0000000000771ef0
[    9.121114][  T195] PKRU: 55555554
[    9.121265][  T195] Call Trace:
[    9.121362][  T195]  <TASK>
[    9.121427][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.121555][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.121685][  T195]  notifier_call_chain+0xb0/0x320
[    9.121816][  T195]  __netdev_upper_dev_link+0x3a5/0x590
[    9.121944][  T195]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[    9.122075][  T195]  ? netdev_wait_allrefs_any+0x570/0x570
[    9.122269][  T195]  netdev_master_upper_dev_link+0x86/0xb0
[    9.122399][  T195]  ? netdev_upper_dev_link+0xb0/0xb0
[    9.122528][  T195]  ? netdev_is_rx_handler_busy+0x62/0xd0
[    9.122658][  T195]  ? netdev_rx_handler_register+0x1b/0xc0
[    9.122787][  T195]  bond_enslave+0x224d/0x4e20
[    9.122924][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.123056][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.123247][  T195]  ? find_held_lock+0x2b/0x80
[    9.123378][  T195]  ? mark_usage+0x61/0x170
[    9.123507][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.123643][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.123776][  T195]  do_set_master+0x3b2/0x780
[    9.123908][  T195]  ? kernel_text_address+0x149/0x170
[    9.124037][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.124224][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.124353][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.124513][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.124641][  T195]  ? validate_chain+0x38b/0xc20
[    9.124770][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.124898][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.125026][  T195]  ? __kernel_text_address+0x12/0x30
[    9.125217][  T195]  ? __lock_acquire+0x508/0xc10
[    9.125348][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.125479][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.125609][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.125739][  T195]  ? lock_acquire+0x134/0x160
[    9.125884][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.126011][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.126195][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.126325][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.126456][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.126587][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.126720][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.126849][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.126981][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.127117][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.127309][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.127441][  T195]  ? find_held_lock+0x2b/0x80
[    9.127573][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.127740][  T195]  ? mark_usage+0x61/0x170
[    9.127869][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.128000][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.128186][  T195]  ? find_held_lock+0x2b/0x80
[    9.128316][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.128443][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.128573][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.128716][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.128844][  T195]  ? validate_chain+0x38b/0xc20
[    9.128971][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.129103][  T195]  ? __lock_acquire+0x508/0xc10
[    9.129289][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.129470][  T195]  ? find_held_lock+0x2b/0x80
[    9.129600][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.129728][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.129864][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.130001][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.130189][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.130320][  T195]  netlink_unicast+0x486/0x750
[    9.130450][  T195]  ? netlink_attachskb+0x810/0x810
[    9.130581][  T195]  ? __lock_acquire+0x508/0xc10
[    9.130710][  T195]  netlink_sendmsg+0x735/0xc60
[    9.130844][  T195]  ? netlink_unicast+0x750/0x750
[    9.130974][  T195]  ? __might_fault+0x97/0x140
[    9.131108][  T195]  ____sys_sendmsg+0x419/0x850
[    9.131291][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.131420][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.131579][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.131708][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.131841][  T195]  ? validate_chain+0x38b/0xc20
[    9.131971][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.132101][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.132314][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.132455][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.132583][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.132710][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.132873][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.133006][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.133191][  T195]  do_syscall_64+0x117/0xfc0
[    9.133320][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.133448][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.133607][  T195] RIP: 0033:0x7fea7055108e
[    9.133742][  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
[    9.134260][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.134453][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.134645][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.134840][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.135033][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.135287][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.135486][  T195]  </TASK>
[    9.135582][  T195] irq event stamp: 32161
[    9.135679][  T195] hardirqs last  enabled at (32169): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.135905][  T195] hardirqs last disabled at (32176): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.136188][  T195] softirqs last  enabled at (32278): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.136410][  T195] softirqs last disabled at (32185): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.136635][  T195] ---[ end trace 0000000000000000 ]---
[    9.136872][  T195] ------------[ cut here ]------------
[    9.137007][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
[    9.137244][  T195] Modules linked in:
[    9.137344][  T195] CPU: 0 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.137607][  T195] Tainted: [W]=WARN
[    9.137704][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.137867][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.138036][  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 48 ce f0 ff b9 a6 ff ff
[    9.138614][  T195] RSP: 0018:ffa0000000876e10 EFLAGS: 00010286
[    9.138780][  T195] RAX: 00000000ffffffa6 RBX: ff11000009169cc0 RCX: 1ff400000010ed88
[    9.138975][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009169d70
[    9.139174][  T195] RBP: ff11000009e59000 R08: 1fe220000122d3af R09: ff1100000d07d158
[    9.139369][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.139561][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.139757][  T195] FS:  00007fea70317840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.139985][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.140163][  T195] CR2: 000000003e941988 CR3: 000000000d281002 CR4: 0000000000771ef0
[    9.140360][  T195] PKRU: 55555554
[    9.140457][  T195] Call Trace:
[    9.140555][  T195]  <TASK>
[    9.140622][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.140755][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.140884][  T195]  notifier_call_chain+0xb0/0x320
[    9.141016][  T195]  netdev_lower_state_changed+0xa0/0x100
[    9.141158][  T195]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[    9.141325][  T195]  ? netdev_upper_dev_link+0xb0/0xb0
[    9.141456][  T195]  ? netdev_is_rx_handler_busy+0x62/0xd0
[    9.141589][  T195]  bond_enslave+0x2358/0x4e20
[    9.141723][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.141856][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.141985][  T195]  ? find_held_lock+0x2b/0x80
[    9.142120][  T195]  ? mark_usage+0x61/0x170
[    9.142254][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.142387][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.142519][  T195]  do_set_master+0x3b2/0x780
[    9.142647][  T195]  ? kernel_text_address+0x149/0x170
[    9.142777][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.142908][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.143039][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.143205][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.143333][  T195]  ? validate_chain+0x38b/0xc20
[    9.143462][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.143591][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.143721][  T195]  ? __kernel_text_address+0x12/0x30
[    9.143852][  T195]  ? __lock_acquire+0x508/0xc10
[    9.143985][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.144118][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.144254][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.144383][  T195]  ? lock_acquire+0x134/0x160
[    9.144513][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.144643][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.144772][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.144900][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.145030][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.145171][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.145302][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.145429][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.145563][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.145697][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.145828][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.145959][  T195]  ? find_held_lock+0x2b/0x80
[    9.146089][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.146231][  T195]  ? mark_usage+0x61/0x170
[    9.146361][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.146493][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.146621][  T195]  ? find_held_lock+0x2b/0x80
[    9.146750][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.146880][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.147012][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.147153][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.147281][  T195]  ? validate_chain+0x38b/0xc20
[    9.147409][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.147538][  T195]  ? __lock_acquire+0x508/0xc10
[    9.147670][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.147798][  T195]  ? find_held_lock+0x2b/0x80
[    9.147929][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.148059][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.148198][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.148331][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.148459][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.148589][  T195]  netlink_unicast+0x486/0x750
[    9.148720][  T195]  ? netlink_attachskb+0x810/0x810
[    9.148850][  T195]  ? __lock_acquire+0x508/0xc10
[    9.148982][  T195]  netlink_sendmsg+0x735/0xc60
[    9.149118][  T195]  ? netlink_unicast+0x750/0x750
[    9.149253][  T195]  ? __might_fault+0x97/0x140
[    9.149384][  T195]  ____sys_sendmsg+0x419/0x850
[    9.149512][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.149640][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.149800][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.149933][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.150062][  T195]  ? validate_chain+0x38b/0xc20
[    9.150204][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.150334][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.150497][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.150641][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.150771][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.150900][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.151066][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.151203][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.151332][  T195]  do_syscall_64+0x117/0xfc0
[    9.151461][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.151591][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.151750][  T195] RIP: 0033:0x7fea7055108e
[    9.151885][  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
[    9.152354][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.152554][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.152749][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.152944][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.153140][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.153329][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.153526][  T195]  </TASK>
[    9.153623][  T195] irq event stamp: 33371
[    9.153720][  T195] hardirqs last  enabled at (33379): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.153941][  T195] hardirqs last disabled at (33386): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.154171][  T195] softirqs last  enabled at (32948): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.154391][  T195] softirqs last disabled at (32943): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.154613][  T195] ---[ end trace 0000000000000000 ]---
[    9.154968][  T195] ------------[ cut here ]------------
[    9.155098][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
[    9.155328][  T195] Modules linked in:
[    9.155426][  T195] CPU: 0 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.155686][  T195] Tainted: [W]=WARN
[    9.155783][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.155945][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.156114][  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 48 ce f0 ff b9 a6 ff ff
[    9.157112][  T195] RSP: 0018:ffa0000000876db8 EFLAGS: 00010286
[    9.157333][  T195] RAX: 00000000ffffffa6 RBX: ff11000009169e40 RCX: 1ff400000010ed7d
[    9.157581][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009169ef0
[    9.157774][  T195] RBP: ff1100000c4fa000 R08: 1fe220000122d3df R09: ff1100000d07d158
[    9.157983][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.158235][  T195] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[    9.158432][  T195] FS:  00007fea70317840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.158660][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.158823][  T195] CR2: 000000003e941988 CR3: 000000000d281002 CR4: 0000000000771ef0
[    9.159018][  T195] PKRU: 55555554
[    9.159121][  T195] Call Trace:
[    9.159271][  T195]  <TASK>
[    9.159338][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.159466][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.159595][  T195]  notifier_call_chain+0xb0/0x320
[    9.159729][  T195]  netdev_compute_master_upper_features+0x6d8/0xdd0
[    9.159892][  T195]  ? kernfs_rename_ns+0x45e/0x960
[    9.160023][  T195]  ? netdev_lower_state_changed+0xa0/0x100
[    9.160245][  T195]  ? netdev_change_features+0xa0/0xa0
[    9.160376][  T195]  ? netdev_upper_dev_link+0xb0/0xb0
[    9.160505][  T195]  ? sysfs_create_files+0x75/0x1c0
[    9.160635][  T195]  bond_enslave+0x240e/0x4e20
[    9.160770][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.160902][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.161029][  T195]  ? find_held_lock+0x2b/0x80
[    9.161217][  T195]  ? mark_usage+0x61/0x170
[    9.161348][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.161481][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.161616][  T195]  do_set_master+0x3b2/0x780
[    9.161746][  T195]  ? kernel_text_address+0x149/0x170
[    9.161878][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.162008][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.162194][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.162352][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.162479][  T195]  ? validate_chain+0x38b/0xc20
[    9.162607][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.162736][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.162865][  T195]  ? __kernel_text_address+0x12/0x30
[    9.162994][  T195]  ? __lock_acquire+0x508/0xc10
[    9.163183][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.163314][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.163445][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.163573][  T195]  ? lock_acquire+0x134/0x160
[    9.163703][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.163833][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.163960][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.164087][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.164274][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.164405][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.164536][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.164664][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.164796][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.164928][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.165058][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.165246][  T195]  ? find_held_lock+0x2b/0x80
[    9.165374][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.165501][  T195]  ? mark_usage+0x61/0x170
[    9.165629][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.165761][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.165889][  T195]  ? find_held_lock+0x2b/0x80
[    9.166016][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.166204][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.166335][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.166464][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.166594][  T195]  ? validate_chain+0x38b/0xc20
[    9.166722][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.166852][  T195]  ? __lock_acquire+0x508/0xc10
[    9.166983][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.167117][  T195]  ? find_held_lock+0x2b/0x80
[    9.167300][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.167429][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.167559][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.167691][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.167820][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.167951][  T195]  netlink_unicast+0x486/0x750
[    9.168079][  T195]  ? netlink_attachskb+0x810/0x810
[    9.168268][  T195]  ? __lock_acquire+0x508/0xc10
[    9.168396][  T195]  netlink_sendmsg+0x735/0xc60
[    9.168525][  T195]  ? netlink_unicast+0x750/0x750
[    9.168655][  T195]  ? __might_fault+0x97/0x140
[    9.168784][  T195]  ____sys_sendmsg+0x419/0x850
[    9.168912][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.169039][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.169250][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.169377][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.169504][  T195]  ? validate_chain+0x38b/0xc20
[    9.169634][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.169761][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.169920][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.170059][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.170246][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.170372][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.170534][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.170662][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.170790][  T195]  do_syscall_64+0x117/0xfc0
[    9.170918][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.171046][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.171213][  T195] RIP: 0033:0x7fea7055108e
[    9.171344][  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
[    9.171795][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.171989][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.172191][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.172383][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.172576][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.172769][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.172965][  T195]  </TASK>
[    9.173060][  T195] irq event stamp: 36847
[    9.173166][  T195] hardirqs last  enabled at (36857): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.173392][  T195] hardirqs last disabled at (36864): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.173618][  T195] softirqs last  enabled at (36706): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.173841][  T195] softirqs last disabled at (36617): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.174062][  T195] ---[ end trace 0000000000000000 ]---
[    9.174393][  T195] bond0: (slave eth0): making interface the new active one
[    9.174633][  T195] ------------[ cut here ]------------
[    9.174762][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/195
[    9.174986][  T195] Modules linked in:
[    9.175086][  T195] CPU: 0 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.175360][  T195] Tainted: [W]=WARN
[    9.175460][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.175625][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.175795][  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 48 ce f0 ff b9 a6 ff ff
[    9.176331][  T195] RSP: 0018:ffa0000000876ca0 EFLAGS: 00010286
[    9.176496][  T195] RAX: 00000000ffffffa6 RBX: ff1100000c9601c0 RCX: 1ff400000010ed5a
[    9.176690][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c960270
[    9.176885][  T195] RBP: ff11000009e59000 R08: 1fe220000192c04f R09: ff1100000d07d158
[    9.177079][  T195] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.177334][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.177584][  T195] FS:  00007fea70317840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.177813][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.177977][  T195] CR2: 000000003e941988 CR3: 000000000d281002 CR4: 0000000000771ef0
[    9.178233][  T195] PKRU: 55555554
[    9.178330][  T195] Call Trace:
[    9.178428][  T195]  <TASK>
[    9.178495][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.178625][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.178758][  T195]  notifier_call_chain+0xb0/0x320
[    9.178891][  T195]  netdev_lower_state_changed+0xa0/0x100
[    9.179022][  T195]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[    9.179247][  T195]  ? lockdep_rtnl_is_held+0x1a/0x20
[    9.179381][  T195]  ? bond_ipsec_del_sa_all+0x357/0x520
[    9.179517][  T195]  bond_change_active_slave+0xb35/0x21b0
[    9.179648][  T195]  ? bond_peer_notify_work_rearm+0x80/0x80
[    9.179812][  T195]  bond_select_active_slave+0x114/0x4f0
[    9.179943][  T195]  ? bond_change_active_slave+0x21b0/0x21b0
[    9.180110][  T195]  ? static_key_slow_inc+0x27/0x30
[    9.180296][  T195]  bond_enslave+0x246d/0x4e20
[    9.180431][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.180563][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.180691][  T195]  ? find_held_lock+0x2b/0x80
[    9.180821][  T195]  ? mark_usage+0x61/0x170
[    9.180950][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.181083][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.181275][  T195]  do_set_master+0x3b2/0x780
[    9.181405][  T195]  ? kernel_text_address+0x149/0x170
[    9.181537][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.181670][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.181804][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.181967][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.182099][  T195]  ? validate_chain+0x38b/0xc20
[    9.182285][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.182413][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.182541][  T195]  ? __kernel_text_address+0x12/0x30
[    9.182673][  T195]  ? __lock_acquire+0x508/0xc10
[    9.182806][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.182937][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.183066][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.183252][  T195]  ? lock_acquire+0x134/0x160
[    9.183380][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.183508][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.183636][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.183766][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.183894][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.184022][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.184211][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.184338][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.184472][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.184606][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.184739][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.184868][  T195]  ? find_held_lock+0x2b/0x80
[    9.184996][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.185185][  T195]  ? mark_usage+0x61/0x170
[    9.185314][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.185446][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.185577][  T195]  ? find_held_lock+0x2b/0x80
[    9.185706][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.185834][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.185965][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.186095][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.186284][  T195]  ? validate_chain+0x38b/0xc20
[    9.186414][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.186544][  T195]  ? __lock_acquire+0x508/0xc10
[    9.186675][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.186804][  T195]  ? find_held_lock+0x2b/0x80
[    9.186934][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.187061][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.187247][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.187379][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.187508][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.187638][  T195]  netlink_unicast+0x486/0x750
[    9.187767][  T195]  ? netlink_attachskb+0x810/0x810
[    9.187896][  T195]  ? __lock_acquire+0x508/0xc10
[    9.188026][  T195]  netlink_sendmsg+0x735/0xc60
[    9.188214][  T195]  ? netlink_unicast+0x750/0x750
[    9.188346][  T195]  ? __might_fault+0x97/0x140
[    9.188478][  T195]  ____sys_sendmsg+0x419/0x850
[    9.188609][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.188738][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.188899][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.189029][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.189218][  T195]  ? validate_chain+0x38b/0xc20
[    9.189346][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.189474][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.189632][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.189773][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.189900][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.190028][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.190249][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.190377][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.190508][  T195]  do_syscall_64+0x117/0xfc0
[    9.190638][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.190767][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.190929][  T195] RIP: 0033:0x7fea7055108e
[    9.191061][  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
[    9.191577][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.191770][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.191962][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.192213][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.192405][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.192596][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.192796][  T195]  </TASK>
[    9.192894][  T195] irq event stamp: 39811
[    9.192991][  T195] hardirqs last  enabled at (39819): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.193274][  T195] hardirqs last disabled at (39920): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.193496][  T195] softirqs last  enabled at (39918): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.193722][  T195] softirqs last disabled at (39827): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.193945][  T195] ---[ end trace 0000000000000000 ]---
[    9.194221][  T195] ------------[ cut here ]------------
[    9.194351][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
[    9.194574][  T195] Modules linked in:
[    9.194672][  T195] CPU: 1 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.194931][  T195] Tainted: [W]=WARN
[    9.195028][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.195201][  T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.195365][  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 48 ce f0 ff b9 a6 ff ff
[    9.195811][  T195] RSP: 0018:ffa0000000876cd8 EFLAGS: 00010286
[    9.195970][  T195] RAX: 00000000ffffffa6 RBX: ff1100000c960340 RCX: 1ff400000010ed61
[    9.196179][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9603f0
[    9.196373][  T195] RBP: ff1100000c4fa000 R08: 1fe220000192c07f R09: ff1100000d07d158
[    9.196564][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.196756][  T195] R13: 0000000000000003 R14: 0000000000000000 R15: 0000000000000001
[    9.196949][  T195] FS:  00007fea70317840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.197185][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.197348][  T195] CR2: 00007f4fd270f574 CR3: 000000000d281006 CR4: 0000000000771ef0
[    9.197540][  T195] PKRU: 55555554
[    9.197635][  T195] Call Trace:
[    9.197730][  T195]  <TASK>
[    9.197795][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.197924][  T195]  rtnetlink_event+0xe0/0x1f0
[    9.198049][  T195]  notifier_call_chain+0xb0/0x320
[    9.198186][  T195]  call_netdevice_notifiers+0x70/0xa0
[    9.198312][  T195]  ? __dev_open+0x7a0/0x7a0
[    9.198438][  T195]  ? queue_delayed_work_on+0x95/0x100
[    9.198566][  T195]  bond_change_active_slave+0xcc5/0x21b0
[    9.198693][  T195]  ? bond_peer_notify_work_rearm+0x80/0x80
[    9.198854][  T195]  bond_select_active_slave+0x114/0x4f0
[    9.198979][  T195]  ? bond_change_active_slave+0x21b0/0x21b0
[    9.199146][  T195]  ? static_key_slow_inc+0x27/0x30
[    9.199272][  T195]  bond_enslave+0x246d/0x4e20
[    9.199401][  T195]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.199529][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.199655][  T195]  ? find_held_lock+0x2b/0x80
[    9.199782][  T195]  ? mark_usage+0x61/0x170
[    9.199907][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.200037][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.200173][  T195]  do_set_master+0x3b2/0x780
[    9.200298][  T195]  ? kernel_text_address+0x149/0x170
[    9.200427][  T195]  do_setlink.isra.0+0x9ec/0x2a60
[    9.200554][  T195]  ? rtnl_link_get_size+0x350/0x350
[    9.200681][  T195]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.200838][  T195]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.200963][  T195]  ? validate_chain+0x38b/0xc20
[    9.201089][  T195]  ? rcu_read_lock_any_held+0x66/0x90
[    9.201226][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.201351][  T195]  ? __kernel_text_address+0x12/0x30
[    9.201477][  T195]  ? __lock_acquire+0x508/0xc10
[    9.201606][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.201732][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.201858][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.201984][  T195]  ? lock_acquire+0x134/0x160
[    9.202116][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.202248][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.202374][  T195]  ? trace_contention_end+0xb3/0x1a0
[    9.202502][  T195]  ? __mutex_lock+0x1db/0x2010
[    9.202628][  T195]  ? __mutex_lock+0x9b2/0x2010
[    9.202754][  T195]  ? rtnl_newlink+0x883/0xee0
[    9.202882][  T195]  ? ww_mutex_lock+0x160/0x160
[    9.203006][  T195]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.203142][  T195]  ? __rtnl_newlink+0x3fa/0xa50
[    9.203271][  T195]  rtnl_newlink+0x8d1/0xee0
[    9.203398][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.203523][  T195]  ? find_held_lock+0x2b/0x80
[    9.203649][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.203776][  T195]  ? mark_usage+0x61/0x170
[    9.203902][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.204030][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.204166][  T195]  ? find_held_lock+0x2b/0x80
[    9.204292][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.204418][  T195]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.204548][  T195]  ? __rtnl_newlink+0xa50/0xa50
[    9.204675][  T195]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.204803][  T195]  ? validate_chain+0x38b/0xc20
[    9.204930][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.205055][  T195]  ? __lock_acquire+0x508/0xc10
[    9.205199][  T195]  ? lock_acquire.part.0+0xbc/0x260
[    9.205327][  T195]  ? find_held_lock+0x2b/0x80
[    9.205458][  T195]  netlink_rcv_skb+0x14e/0x3a0
[    9.205588][  T195]  ? rtnl_link_fill+0x900/0x900
[    9.205715][  T195]  ? netlink_ack+0xcd0/0xcd0
[    9.205849][  T195]  ? netlink_deliver_tap+0xc5/0x330
[    9.205976][  T195]  ? netlink_deliver_tap+0x13c/0x330
[    9.206109][  T195]  netlink_unicast+0x486/0x750
[    9.206244][  T195]  ? netlink_attachskb+0x810/0x810
[    9.206372][  T195]  ? __lock_acquire+0x508/0xc10
[    9.206502][  T195]  netlink_sendmsg+0x735/0xc60
[    9.206632][  T195]  ? netlink_unicast+0x750/0x750
[    9.206761][  T195]  ? __might_fault+0x97/0x140
[    9.206889][  T195]  ____sys_sendmsg+0x419/0x850
[    9.207017][  T195]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.207156][  T195]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.207313][  T195]  ? move_addr_to_kernel+0x40/0x40
[    9.207442][  T195]  ? stack_depot_save_flags+0x367/0x770
[    9.207569][  T195]  ? validate_chain+0x38b/0xc20
[    9.207698][  T195]  ___sys_sendmsg+0x14e/0x1d0
[    9.207825][  T195]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.207985][  T195]  ? copy_msghdr_from_user+0x460/0x460
[    9.208138][  T195]  __sys_sendmsg+0x145/0x1f0
[    9.208269][  T195]  ? __sys_sendmsg_sock+0x20/0x20
[    9.208399][  T195]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.208566][  T195]  ? do_raw_spin_unlock+0x59/0x250
[    9.208696][  T195]  ? rcu_is_watching+0x15/0xd0
[    9.208830][  T195]  do_syscall_64+0x117/0xfc0
[    9.208960][  T195]  ? irq_exit_rcu+0x1a/0x30
[    9.209090][  T195]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.209260][  T195] RIP: 0033:0x7fea7055108e
[    9.209395][  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
[    9.209857][  T195] RSP: 002b:00007ffe8c8c3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.210055][  T195] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fea7055108e
[    9.210261][  T195] RDX: 0000000000000000 RSI: 00007ffe8c8c3cc0 RDI: 0000000000000005
[    9.210456][  T195] RBP: 00007ffe8c8c3c20 R08: 0000000000000000 R09: 0000000000000000
[    9.210652][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.210846][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8c8c4390
[    9.211044][  T195]  </TASK>
[    9.211149][  T195] irq event stamp: 41045
[    9.211245][  T195] hardirqs last  enabled at (41053): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.211470][  T195] hardirqs last disabled at (41060): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.211694][  T195] softirqs last  enabled at (40390): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.211917][  T195] softirqs last disabled at (40385): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.212150][  T195] ---[ end trace 0000000000000000 ]---
[    9.212355][  T195] bond0: (slave eth0): Enslaving as an active interface with an up link
[    9.212901][   T36] ------------[ cut here ]------------
[    9.213117][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[    9.213359][   T36] Modules linked in:
[    9.213476][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.213738][   T36] Tainted: [W]=WARN
[    9.213833][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.213979][   T36] Workqueue: events_unbound linkwatch_event
[    9.214148][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.214314][   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 48 ce f0 ff b9 a6 ff ff
[    9.214734][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[    9.214882][   T36] RAX: 00000000ffffffa6 RBX: ff1100000c9607c0 RCX: 1ff4000000051f02
[    9.215056][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c960870
[    9.215302][   T36] RBP: ff11000009e59000 R08: 1fe220000192c10f R09: ff11000001d5d1a8
[    9.215475][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.215646][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.215819][   T36] FS:  0000000000000000(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    9.216025][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.216182][   T36] CR2: 0000556be6ec0d5c CR3: 000000000bc20006 CR4: 0000000000771ef0
[    9.216357][   T36] PKRU: 55555554
[    9.216444][   T36] Call Trace:
[    9.216531][   T36]  <TASK>
[    9.216593][   T36]  ? ip6_route_dev_notify+0x3d/0x380
[    9.216710][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.216827][   T36]  ? notifier_call_chain+0xb0/0x320
[    9.216944][   T36]  rtmsg_ifinfo+0x5c/0xb0
[    9.217039][   T36]  netif_state_change+0x155/0x3d0
[    9.217165][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[    9.217314][   T36]  ? linkwatch_do_dev+0xae/0xd0
[    9.217430][   T36]  __linkwatch_run_queue+0x350/0x850
[    9.217548][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[    9.217669][   T36]  linkwatch_event+0x7f/0xb0
[    9.217785][   T36]  ? __linkwatch_run_queue+0x850/0x850
[    9.217903][   T36]  process_one_work+0xdf8/0x1410
[    9.218022][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[    9.218149][   T36]  ? lock_acquire.part.0+0xbc/0x260
[    9.218269][   T36]  worker_thread+0x4f1/0xd60
[    9.218390][   T36]  ? rescuer_thread+0x1320/0x1320
[    9.218505][   T36]  kthread+0x367/0x460
[    9.218593][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.218736][   T36]  ? kthread_affine_node+0x330/0x330
[    9.218854][   T36]  ret_from_fork+0x474/0x6b0
[    9.218973][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[    9.219122][   T36]  ? __switch_to+0x5a3/0xe00
[    9.219245][   T36]  ? kthread_affine_node+0x330/0x330
[    9.219361][   T36]  ret_from_fork_asm+0x11/0x20
[    9.219484][   T36]  </TASK>
[    9.219570][   T36] irq event stamp: 1185
[    9.219658][   T36] hardirqs last  enabled at (1193): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.219860][   T36] hardirqs last disabled at (1200): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.220060][   T36] softirqs last  enabled at (1154): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.220270][   T36] softirqs last disabled at (1149): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.220471][   T36] ---[ end trace 0000000000000000 ]---
[    9.221070][   T36] br0: port 1(s0) entered blocking state
[    9.221279][   T36] br0: port 1(s0) entered forwarding state
[    9.221659][   T36] ------------[ cut here ]------------
[    9.221776][   T36] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u17:0/36
[    9.222004][   T36] Modules linked in:
[    9.222188][   T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.222457][   T36] Tainted: [W]=WARN
[    9.222547][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.222693][   T36] Workqueue: events_unbound linkwatch_event
[    9.222836][  T195] ip (195) used greatest stack depth: 22976 bytes left
[    9.222849][   T36] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.223140][   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 48 ce f0 ff b9 a6 ff ff
[    9.223560][   T36] RSP: 0018:ffa000000028f9e0 EFLAGS: 00010286
[    9.223707][   T36] RAX: 00000000ffffffa6 RBX: ff1100000c9610c0 RCX: 1ff4000000051f02
[    9.223882][   T36] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c961170
[    9.224055][   T36] RBP: ff110000087cc000 R08: 1fe220000192c22f R09: ff11000001d5d1a8
[    9.224238][   T36] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.224412][   T36] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.224599][   T36] FS:  0000000000000000(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    9.224803][   T36] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.224955][   T36] CR2: 0000556be6ec0d5c CR3: 000000000bc20006 CR4: 0000000000771ef0
[    9.225139][   T36] PKRU: 55555554
[    9.225228][   T36] Call Trace:
[    9.225315][   T36]  <TASK>
[    9.225376][   T36]  ? ip6_route_dev_notify+0x3d/0x380
[    9.225494][   T36]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.225611][   T36]  ? notifier_call_chain+0xb0/0x320
[    9.225729][   T36]  rtmsg_ifinfo+0x5c/0xb0
[    9.225826][   T36]  netif_state_change+0x155/0x3d0
[    9.225949][   T36]  ? call_netdevice_notifiers_info+0xd0/0xd0
[    9.226098][   T36]  ? linkwatch_do_dev+0xae/0xd0
[    9.226223][   T36]  __linkwatch_run_queue+0x350/0x850
[    9.226341][   T36]  ? linkwatch_do_dev+0xd0/0xd0
[    9.226461][   T36]  linkwatch_event+0x7f/0xb0
[    9.226578][   T36]  ? __linkwatch_run_queue+0x850/0x850
[    9.226696][   T36]  process_one_work+0xdf8/0x1410
[    9.226817][   T36]  ? pwq_dec_nr_in_flight+0x710/0x710
[    9.226936][   T36]  ? lock_acquire.part.0+0xbc/0x260
[    9.227057][   T36]  worker_thread+0x4f1/0xd60
[    9.227184][   T36]  ? rescuer_thread+0x1320/0x1320
[    9.227301][   T36]  kthread+0x367/0x460
[    9.227389][   T36]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.227535][   T36]  ? kthread_affine_node+0x330/0x330
[    9.227654][   T36]  ret_from_fork+0x474/0x6b0
[    9.227774][   T36]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[    9.227922][   T36]  ? __switch_to+0x5a3/0xe00
[    9.228041][   T36]  ? kthread_affine_node+0x330/0x330
[    9.228166][   T36]  ret_from_fork_asm+0x11/0x20
[    9.228290][   T36]  </TASK>
[    9.228377][   T36] irq event stamp: 2345
[    9.228465][   T36] hardirqs last  enabled at (2353): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.228668][   T36] hardirqs last disabled at (2360): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.228869][   T36] softirqs last  enabled at (2018): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.229070][   T36] softirqs last disabled at (2013): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.229277][   T36] ---[ end trace 0000000000000000 ]---
[    9.287978][  T198] ------------[ cut here ]------------
[    9.288137][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
[    9.288377][  T198] Modules linked in:
[    9.288483][  T198] CPU: 0 UID: 0 PID: 198 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.288756][  T198] Tainted: [W]=WARN
[    9.288855][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.289020][  T198] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.289202][  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 48 ce f0 ff b9 a6 ff ff
[    9.289665][  T198] RSP: 0018:ffa0000000936e30 EFLAGS: 00010286
[    9.289830][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c9cf240 RCX: 1ff4000000126d8c
[    9.290027][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9cf2f0
[    9.290236][  T198] RBP: ff1100000c8f4000 R08: 1fe2200001939e5f R09: ff1100000c455180
[    9.290433][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.290627][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a7fee00
[    9.290833][  T198] FS:  00007f93b8190840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.291066][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.291239][  T198] CR2: 00000000004eb188 CR3: 00000000097f8002 CR4: 0000000000771ef0
[    9.291438][  T198] PKRU: 55555554
[    9.291537][  T198] Call Trace:
[    9.291634][  T198]  <TASK>
[    9.291703][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.291835][  T198]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.291969][  T198]  rtmsg_ifinfo+0x5c/0xb0
[    9.292070][  T198]  ? ref_tracker_alloc+0x28d/0x430
[    9.292209][  T198]  __dev_notify_flags+0x1b8/0x280
[    9.292340][  T198]  ? ref_tracker_dir_print+0x100/0x100
[    9.292471][  T198]  ? linkwatch_fire_event+0x194/0x250
[    9.292603][  T198]  ? netif_change_name+0x8c0/0x8c0
[    9.292734][  T198]  ? rtnl_newlink+0x8d1/0xee0
[    9.292865][  T198]  ? rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.292995][  T198]  ? netlink_rcv_skb+0x14e/0x3a0
[    9.293135][  T198]  ? find_held_lock+0x2b/0x80
[    9.293267][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.293401][  T198]  ? mark_held_locks+0x40/0x70
[    9.293533][  T198]  rtnl_configure_link+0x1ac/0x390
[    9.293665][  T198]  ? lockdep_hardirqs_on+0x8c/0x130
[    9.293797][  T198]  ? queue_delayed_work_on+0x95/0x100
[    9.293931][  T198]  veth_newlink+0x330/0x8d0
[    9.294063][  T198]  ? veth_poll_controller+0x10/0x10
[    9.294204][  T198]  ? kasan_save_stack+0x2f/0x50
[    9.294334][  T198]  ? kasan_save_track+0x14/0x30
[    9.294464][  T198]  ? __kasan_kmalloc+0x7b/0x90
[    9.294611][  T198]  ? __kvmalloc_node_noprof+0x305/0x8a0
[    9.294743][  T198]  ? alloc_netdev_mqs+0xe85/0x1420
[    9.294874][  T198]  ? rtnl_af_lookup+0x290/0x290
[    9.295005][  T198]  ? alloc_netdev_mqs+0xed0/0x1420
[    9.295145][  T198]  ? rtnl_create_link+0x169/0xf20
[    9.295279][  T198]  rtnl_newlink_create+0x2da/0x8c0
[    9.295411][  T198]  ? rtnl_create_link+0xf20/0xf20
[    9.295542][  T198]  ? __dev_get_by_name+0x12/0x50
[    9.295676][  T198]  ? rtnl_dev_get+0xd7/0x170
[    9.295813][  T198]  __rtnl_newlink+0x22b/0xa50
[    9.295949][  T198]  rtnl_newlink+0x8d1/0xee0
[    9.296082][  T198]  ? lock_acquire.part.0+0xbc/0x260
[    9.296224][  T198]  ? find_held_lock+0x2b/0x80
[    9.296357][  T198]  ? __rtnl_newlink+0xa50/0xa50
[    9.296490][  T198]  ? mark_usage+0x61/0x170
[    9.296623][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.296762][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.296896][  T198]  ? __rtnl_newlink+0xa50/0xa50
[    9.297027][  T198]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.297169][  T198]  ? validate_chain+0x38b/0xc20
[    9.297301][  T198]  ? rtnl_link_fill+0x900/0x900
[    9.297435][  T198]  ? __lock_acquire+0x508/0xc10
[    9.297570][  T198]  ? lock_acquire.part.0+0xbc/0x260
[    9.297704][  T198]  ? find_held_lock+0x2b/0x80
[    9.297840][  T198]  netlink_rcv_skb+0x14e/0x3a0
[    9.297974][  T198]  ? rtnl_link_fill+0x900/0x900
[    9.298110][  T198]  ? netlink_ack+0xcd0/0xcd0
[    9.298252][  T198]  ? netlink_deliver_tap+0xc5/0x330
[    9.298383][  T198]  ? netlink_deliver_tap+0x13c/0x330
[    9.298518][  T198]  netlink_unicast+0x486/0x750
[    9.298652][  T198]  ? netlink_attachskb+0x810/0x810
[    9.298785][  T198]  ? __lock_acquire+0x508/0xc10
[    9.298918][  T198]  netlink_sendmsg+0x735/0xc60
[    9.299051][  T198]  ? netlink_unicast+0x750/0x750
[    9.299194][  T198]  ? __might_fault+0x97/0x140
[    9.299328][  T198]  ____sys_sendmsg+0x419/0x850
[    9.299461][  T198]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.299591][  T198]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.299754][  T198]  ? move_addr_to_kernel+0x40/0x40
[    9.299888][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.300020][  T198]  ? rcu_read_unlock+0x1b/0x70
[    9.300163][  T198]  ___sys_sendmsg+0x14e/0x1d0
[    9.300297][  T198]  ? wp_page_copy+0x6bf/0x10d0
[    9.300432][  T198]  ? copy_msghdr_from_user+0x460/0x460
[    9.300571][  T198]  ? do_wp_page+0x957/0x10a0
[    9.300708][  T198]  ? lock_vma_under_rcu+0x159/0x410
[    9.300847][  T198]  __sys_sendmsg+0x145/0x1f0
[    9.300980][  T198]  ? __sys_sendmsg_sock+0x20/0x20
[    9.301123][  T198]  ? rcu_is_watching+0x15/0xd0
[    9.301263][  T198]  ? rcu_is_watching+0x15/0xd0
[    9.301399][  T198]  do_syscall_64+0x117/0xfc0
[    9.301563][  T198]  ? trace_hardirqs_off+0xd/0x30
[    9.301698][  T198]  ? exc_page_fault+0xee/0x100
[    9.301832][  T198]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.301997][  T198] RIP: 0033:0x7f93b83ca08e
[    9.302142][  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
[    9.302614][  T198] RSP: 002b:00007ffc39faaef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.302814][  T198] RAX: ffffffffffffffda RBX: 00007ffc39fab698 RCX: 00007f93b83ca08e
[    9.303011][  T198] RDX: 0000000000000000 RSI: 00007ffc39faafa0 RDI: 0000000000000005
[    9.303216][  T198] RBP: 00007ffc39faaf00 R08: 0000000000000000 R09: 0000000000000000
[    9.303412][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.303609][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc39fab670
[    9.303813][  T198]  </TASK>
[    9.303912][  T198] irq event stamp: 19681
[    9.304010][  T198] hardirqs last  enabled at (19689): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.304249][  T198] hardirqs last disabled at (19698): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.304481][  T198] softirqs last  enabled at (18776): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[    9.304715][  T198] softirqs last disabled at (18774): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[    9.304946][  T198] ---[ end trace 0000000000000000 ]---
[    9.318287][  T198] ------------[ cut here ]------------
[    9.318461][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
[    9.318776][  T198] Modules linked in:
[    9.318974][  T198] CPU: 2 UID: 0 PID: 198 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.319313][  T198] Tainted: [W]=WARN
[    9.319459][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.319673][  T198] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.319901][  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 48 ce f0 ff b9 a6 ff ff
[    9.320466][  T198] RSP: 0018:ffa00000009371b0 EFLAGS: 00010286
[    9.320685][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c5419c0 RCX: 1ff4000000126dfc
[    9.320929][  T198] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c541a70
[    9.321261][  T198] RBP: ff1100000c8f1000 R08: 1fe22000018a834f R09: ff1100000c455180
[    9.321526][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.321768][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba412fa0
[    9.322023][  T198] FS:  00007f93b8190840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[    9.322315][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.322527][  T198] CR2: 0000556be6d6f130 CR3: 00000000097f8001 CR4: 0000000000771ef0
[    9.322772][  T198] PKRU: 55555554
[    9.322916][  T198] Call Trace:
[    9.323064][  T198]  <TASK>
[    9.323194][  T198]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.323374][  T198]  rtmsg_ifinfo+0x5c/0xb0
[    9.323521][  T198]  __dev_notify_flags+0x1b8/0x280
[    9.323701][  T198]  ? netif_change_name+0x8c0/0x8c0
[    9.323879][  T198]  ? rtnl_af_lookup+0x290/0x290
[    9.324058][  T198]  ? alloc_netdev_mqs+0xed0/0x1420
[    9.324255][  T198]  rtnl_configure_link+0x1ac/0x390
[    9.324438][  T198]  rtnl_newlink_create+0x353/0x8c0
[    9.324617][  T198]  ? rtnl_create_link+0xf20/0xf20
[    9.324795][  T198]  ? __dev_get_by_name+0x12/0x50
[    9.324974][  T198]  ? rtnl_dev_get+0xd7/0x170
[    9.325179][  T198]  __rtnl_newlink+0x22b/0xa50
[    9.325362][  T198]  rtnl_newlink+0x8d1/0xee0
[    9.325547][  T198]  ? lock_acquire.part.0+0xbc/0x260
[    9.325727][  T198]  ? find_held_lock+0x2b/0x80
[    9.325906][  T198]  ? __rtnl_newlink+0xa50/0xa50
[    9.326082][  T198]  ? mark_usage+0x61/0x170
[    9.326278][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.326462][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.326641][  T198]  ? __rtnl_newlink+0xa50/0xa50
[    9.326819][  T198]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.326997][  T198]  ? validate_chain+0x38b/0xc20
[    9.327198][  T198]  ? rtnl_link_fill+0x900/0x900
[    9.327378][  T198]  ? __lock_acquire+0x508/0xc10
[    9.327558][  T198]  ? lock_acquire.part.0+0xbc/0x260
[    9.327734][  T198]  ? find_held_lock+0x2b/0x80
[    9.327913][  T198]  netlink_rcv_skb+0x14e/0x3a0
[    9.328090][  T198]  ? rtnl_link_fill+0x900/0x900
[    9.328289][  T198]  ? netlink_ack+0xcd0/0xcd0
[    9.328470][  T198]  ? netlink_deliver_tap+0xc5/0x330
[    9.328649][  T198]  ? netlink_deliver_tap+0x13c/0x330
[    9.328830][  T198]  netlink_unicast+0x486/0x750
[    9.329010][  T198]  ? netlink_attachskb+0x810/0x810
[    9.329210][  T198]  ? __lock_acquire+0x508/0xc10
[    9.329391][  T198]  netlink_sendmsg+0x735/0xc60
[    9.329571][  T198]  ? netlink_unicast+0x750/0x750
[    9.329750][  T198]  ? __might_fault+0x97/0x140
[    9.329933][  T198]  ____sys_sendmsg+0x419/0x850
[    9.330117][  T198]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.330310][  T198]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.330518][  T198]  ? move_addr_to_kernel+0x40/0x40
[    9.330697][  T198]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.330876][  T198]  ? rcu_read_unlock+0x1b/0x70
[    9.331056][  T198]  ___sys_sendmsg+0x14e/0x1d0
[    9.331253][  T198]  ? wp_page_copy+0x6bf/0x10d0
[    9.331433][  T198]  ? copy_msghdr_from_user+0x460/0x460
[    9.331615][  T198]  ? do_wp_page+0x957/0x10a0
[    9.331798][  T198]  ? lock_vma_under_rcu+0x159/0x410
[    9.331978][  T198]  __sys_sendmsg+0x145/0x1f0
[    9.332178][  T198]  ? __sys_sendmsg_sock+0x20/0x20
[    9.332360][  T198]  ? rcu_is_watching+0x15/0xd0
[    9.332538][  T198]  ? rcu_is_watching+0x15/0xd0
[    9.332718][  T198]  do_syscall_64+0x117/0xfc0
[    9.332911][  T198]  ? trace_hardirqs_off+0xd/0x30
[    9.333089][  T198]  ? exc_page_fault+0xee/0x100
[    9.333288][  T198]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.333497][  T198] RIP: 0033:0x7f93b83ca08e
[    9.333680][  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
[    9.334209][  T198] RSP: 002b:00007ffc39faaef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.334469][  T198] RAX: ffffffffffffffda RBX: 00007ffc39fab698 RCX: 00007f93b83ca08e
[    9.334710][  T198] RDX: 0000000000000000 RSI: 00007ffc39faafa0 RDI: 0000000000000005
[    9.334954][  T198] RBP: 00007ffc39faaf00 R08: 0000000000000000 R09: 0000000000000000
[    9.335212][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.335451][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc39fab670
[    9.335698][  T198]  </TASK>
[    9.335842][  T198] irq event stamp: 32021
[    9.335986][  T198] hardirqs last  enabled at (32031): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.336281][  T198] hardirqs last disabled at (32042): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.336554][  T198] softirqs last  enabled at (31252): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.336827][  T198] softirqs last disabled at (31227): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.337112][  T198] ---[ end trace 0000000000000000 ]---
[    9.370317][  T199] ------------[ cut here ]------------
[    9.370498][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
[    9.370773][  T199] Modules linked in:
[    9.370953][  T199] CPU: 2 UID: 0 PID: 199 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.371311][  T199] Tainted: [W]=WARN
[    9.371459][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.371670][  T199] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.371900][  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 48 ce f0 ff b9 a6 ff ff
[    9.372465][  T199] RSP: 0018:ffa0000000947050 EFLAGS: 00010286
[    9.372682][  T199] RAX: 00000000ffffffa6 RBX: ff1100000c950dc0 RCX: 1ff4000000128dd0
[    9.372921][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c950e70
[    9.373179][  T199] RBP: ff1100000c8f1000 R08: 1fe220000192a1cf R09: ff1100000c452e80
[    9.373420][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.373658][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    9.373897][  T199] FS:  00007f89dc238840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[    9.374187][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.374396][  T199] CR2: 00007f89dc5c0900 CR3: 000000000c6fd003 CR4: 0000000000771ef0
[    9.374640][  T199] PKRU: 55555554
[    9.374783][  T199] Call Trace:
[    9.374927][  T199]  <TASK>
[    9.375039][  T199]  ? rcu_is_watching+0x15/0xd0
[    9.375238][  T199]  rtnetlink_event+0xe0/0x1f0
[    9.375420][  T199]  notifier_call_chain+0xb0/0x320
[    9.375597][  T199]  netif_set_mac_address+0x2dd/0x410
[    9.375774][  T199]  ? rcu_is_watching+0x15/0xd0
[    9.375952][  T199]  ? netif_set_group+0x70/0x70
[    9.376150][  T199]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[    9.376356][  T199]  ? is_bpf_text_address+0x72/0x110
[    9.376534][  T199]  do_setlink.isra.0+0x6b7/0x2a60
[    9.376710][  T199]  ? rtnl_link_get_size+0x350/0x350
[    9.376886][  T199]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.377091][  T199]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.377288][  T199]  ? validate_chain+0x38b/0xc20
[    9.377464][  T199]  ? rcu_read_lock_any_held+0x66/0x90
[    9.377638][  T199]  ? stack_depot_save_flags+0x367/0x770
[    9.377813][  T199]  ? __kernel_text_address+0x12/0x30
[    9.378003][  T199]  ? __lock_acquire+0x508/0xc10
[    9.378201][  T199]  ? lock_acquire.part.0+0xbc/0x260
[    9.378377][  T199]  ? rtnl_newlink+0x883/0xee0
[    9.378555][  T199]  ? rcu_is_watching+0x15/0xd0
[    9.378730][  T199]  ? lock_acquire+0x134/0x160
[    9.378904][  T199]  ? rcu_is_watching+0x15/0xd0
[    9.379080][  T199]  ? rcu_is_watching+0x15/0xd0
[    9.379275][  T199]  ? trace_contention_end+0xb3/0x1a0
[    9.379450][  T199]  ? __mutex_lock+0x1db/0x2010
[    9.379625][  T199]  ? __mutex_lock+0x9b2/0x2010
[    9.379803][  T199]  ? rtnl_newlink+0x883/0xee0
[    9.379985][  T199]  ? __rtnl_newlink+0x3fa/0xa50
[    9.380181][  T199]  rtnl_newlink+0x8d1/0xee0
[    9.380361][  T199]  ? lock_acquire.part.0+0xbc/0x260
[    9.380537][  T199]  ? find_held_lock+0x2b/0x80
[    9.380712][  T199]  ? __rtnl_newlink+0xa50/0xa50
[    9.380885][  T199]  ? mark_usage+0x61/0x170
[    9.381060][  T199]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.381262][  T199]  ? lock_acquire.part.0+0xbc/0x260
[    9.381438][  T199]  ? find_held_lock+0x2b/0x80
[    9.381616][  T199]  ? __rtnl_newlink+0xa50/0xa50
[    9.381792][  T199]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.381969][  T199]  ? __rtnl_newlink+0xa50/0xa50
[    9.382166][  T199]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.382346][  T199]  ? validate_chain+0x38b/0xc20
[    9.382526][  T199]  ? rtnl_link_fill+0x900/0x900
[    9.382707][  T199]  ? __lock_acquire+0x508/0xc10
[    9.382888][  T199]  ? lock_acquire.part.0+0xbc/0x260
[    9.383068][  T199]  ? find_held_lock+0x2b/0x80
[    9.383544][  T199]  netlink_rcv_skb+0x14e/0x3a0
[    9.383722][  T199]  ? rtnl_link_fill+0x900/0x900
[    9.383900][  T199]  ? netlink_ack+0xcd0/0xcd0
[    9.384078][  T199]  ? netlink_deliver_tap+0xc5/0x330
[    9.384274][  T199]  ? netlink_deliver_tap+0x13c/0x330
[    9.384457][  T199]  netlink_unicast+0x486/0x750
[    9.384632][  T199]  ? netlink_attachskb+0x810/0x810
[    9.384806][  T199]  ? __lock_acquire+0x508/0xc10
[    9.384981][  T199]  netlink_sendmsg+0x735/0xc60
[    9.385176][  T199]  ? netlink_unicast+0x750/0x750
[    9.385351][  T199]  ? __might_fault+0x97/0x140
[    9.385525][  T199]  ____sys_sendmsg+0x419/0x850
[    9.385701][  T199]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.385873][  T199]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.386075][  T199]  ? move_addr_to_kernel+0x40/0x40
[    9.386271][  T199]  ? stack_depot_save_flags+0x367/0x770
[    9.386444][  T199]  ? validate_chain+0x38b/0xc20
[    9.386619][  T199]  ___sys_sendmsg+0x14e/0x1d0
[    9.386793][  T199]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.387001][  T199]  ? copy_msghdr_from_user+0x460/0x460
[    9.387207][  T199]  __sys_sendmsg+0x145/0x1f0
[    9.387385][  T199]  ? __sys_sendmsg_sock+0x20/0x20
[    9.387557][  T199]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.387771][  T199]  ? do_raw_spin_unlock+0x59/0x250
[    9.387948][  T199]  ? rcu_is_watching+0x15/0xd0
[    9.388184][  T199]  do_syscall_64+0x117/0xfc0
[    9.388363][  T199]  ? trace_hardirqs_off+0xd/0x30
[    9.388534][  T199]  ? exc_page_fault+0xee/0x100
[    9.388708][  T199]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.388910][  T199] RIP: 0033:0x7f89dc47208e
[    9.389088][  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
[    9.389601][  T199] RSP: 002b:00007ffe5a2e13a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.389839][  T199] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f89dc47208e
[    9.390074][  T199] RDX: 0000000000000000 RSI: 00007ffe5a2e1450 RDI: 0000000000000005
[    9.390329][  T199] RBP: 00007ffe5a2e13b0 R08: 0000000000000000 R09: 0000000000000000
[    9.390565][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.390799][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5a2e1b20
[    9.391039][  T199]  </TASK>
[    9.391200][  T199] irq event stamp: 28989
[    9.391342][  T199] hardirqs last  enabled at (28999): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.391611][  T199] hardirqs last disabled at (29008): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.391875][  T199] softirqs last  enabled at (28584): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.392162][  T199] softirqs last disabled at (28451): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.392429][  T199] ---[ end trace 0000000000000000 ]---
[    9.425579][  T200] ------------[ cut here ]------------
[    9.425761][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
[    9.426036][  T200] Modules linked in:
[    9.426207][  T200] CPU: 2 UID: 0 PID: 200 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.426522][  T200] Tainted: [W]=WARN
[    9.426677][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.426887][  T200] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.427108][  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 48 ce f0 ff b9 a6 ff ff
[    9.427625][  T200] RSP: 0018:ffa0000000957020 EFLAGS: 00010286
[    9.427836][  T200] RAX: 00000000ffffffa6 RBX: ff1100000c951840 RCX: 1ff400000012adca
[    9.428075][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9518f0
[    9.428435][  T200] RBP: ff1100000c8f4000 R08: 1fe220000192a31f R09: ff1100000cacd158
[    9.428765][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.429080][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.429436][  T200] FS:  00007f52d27ce840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[    9.429786][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.430061][  T200] CR2: 000000000f8f0988 CR3: 00000000097f8006 CR4: 0000000000771ef0
[    9.430397][  T200] PKRU: 55555554
[    9.430574][  T200] Call Trace:
[    9.430715][  T200]  <TASK>
[    9.430829][  T200]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.431008][  T200]  rtmsg_ifinfo+0x5c/0xb0
[    9.431172][  T200]  ? mark_held_locks+0x40/0x70
[    9.431348][  T200]  __dev_notify_flags+0x1b8/0x280
[    9.431527][  T200]  ? netif_change_name+0x8c0/0x8c0
[    9.431705][  T200]  ? __dev_change_flags+0x4a4/0x6d0
[    9.431886][  T200]  ? netif_set_allmulti+0x2c0/0x2c0
[    9.432063][  T200]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.432258][  T200]  ? is_bpf_text_address+0x68/0x110
[    9.432440][  T200]  netif_change_flags+0xfe/0x190
[    9.432619][  T200]  ? unwind_get_return_address+0x67/0xd0
[    9.432798][  T200]  do_setlink.isra.0+0x1d25/0x2a60
[    9.432981][  T200]  ? rtnl_link_get_size+0x350/0x350
[    9.433178][  T200]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.433388][  T200]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.433567][  T200]  ? validate_chain+0x38b/0xc20
[    9.433744][  T200]  ? rcu_read_lock_any_held+0x66/0x90
[    9.433922][  T200]  ? stack_depot_save_flags+0x367/0x770
[    9.434107][  T200]  ? __kernel_text_address+0x12/0x30
[    9.434298][  T200]  ? __lock_acquire+0x508/0xc10
[    9.434478][  T200]  ? lock_acquire.part.0+0xbc/0x260
[    9.434655][  T200]  ? rtnl_newlink+0x883/0xee0
[    9.434833][  T200]  ? rcu_is_watching+0x15/0xd0
[    9.435009][  T200]  ? lock_acquire+0x134/0x160
[    9.435207][  T200]  ? rcu_is_watching+0x15/0xd0
[    9.435383][  T200]  ? rcu_is_watching+0x15/0xd0
[    9.435561][  T200]  ? trace_contention_end+0xb3/0x1a0
[    9.435739][  T200]  ? __mutex_lock+0x1db/0x2010
[    9.435915][  T200]  ? __mutex_lock+0x9b2/0x2010
[    9.436092][  T200]  ? rtnl_newlink+0x883/0xee0
[    9.436292][  T200]  ? ww_mutex_lock+0x160/0x160
[    9.436471][  T200]  ? __rtnl_newlink+0x3fa/0xa50
[    9.436649][  T200]  rtnl_newlink+0x8d1/0xee0
[    9.436827][  T200]  ? lock_acquire.part.0+0xbc/0x260
[    9.437003][  T200]  ? find_held_lock+0x2b/0x80
[    9.437200][  T200]  ? __rtnl_newlink+0xa50/0xa50
[    9.437376][  T200]  ? mark_usage+0x61/0x170
[    9.437551][  T200]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.437730][  T200]  ? lock_acquire.part.0+0xbc/0x260
[    9.437905][  T200]  ? find_held_lock+0x2b/0x80
[    9.438084][  T200]  ? __rtnl_newlink+0xa50/0xa50
[    9.438279][  T200]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.438460][  T200]  ? __rtnl_newlink+0xa50/0xa50
[    9.438638][  T200]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.438815][  T200]  ? validate_chain+0x38b/0xc20
[    9.438992][  T200]  ? rtnl_link_fill+0x900/0x900
[    9.439186][  T200]  ? __lock_acquire+0x508/0xc10
[    9.439365][  T200]  ? lock_acquire.part.0+0xbc/0x260
[    9.439540][  T200]  ? find_held_lock+0x2b/0x80
[    9.439718][  T200]  netlink_rcv_skb+0x14e/0x3a0
[    9.439895][  T200]  ? rtnl_link_fill+0x900/0x900
[    9.440072][  T200]  ? netlink_ack+0xcd0/0xcd0
[    9.440271][  T200]  ? netlink_deliver_tap+0xc5/0x330
[    9.440444][  T200]  ? netlink_deliver_tap+0x13c/0x330
[    9.440623][  T200]  netlink_unicast+0x486/0x750
[    9.440801][  T200]  ? netlink_attachskb+0x810/0x810
[    9.440978][  T200]  ? __lock_acquire+0x508/0xc10
[    9.441178][  T200]  netlink_sendmsg+0x735/0xc60
[    9.441356][  T200]  ? netlink_unicast+0x750/0x750
[    9.441532][  T200]  ? __might_fault+0x97/0x140
[    9.441708][  T200]  ____sys_sendmsg+0x419/0x850
[    9.441884][  T200]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.442058][  T200]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.442284][  T200]  ? move_addr_to_kernel+0x40/0x40
[    9.442464][  T200]  ? stack_depot_save_flags+0x367/0x770
[    9.442640][  T200]  ? validate_chain+0x38b/0xc20
[    9.442826][  T200]  ___sys_sendmsg+0x14e/0x1d0
[    9.443002][  T200]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.443230][  T200]  ? copy_msghdr_from_user+0x460/0x460
[    9.443417][  T200]  __sys_sendmsg+0x145/0x1f0
[    9.443596][  T200]  ? __sys_sendmsg_sock+0x20/0x20
[    9.443769][  T200]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.443979][  T200]  ? do_raw_spin_unlock+0x59/0x250
[    9.444175][  T200]  ? rcu_is_watching+0x15/0xd0
[    9.444352][  T200]  do_syscall_64+0x117/0xfc0
[    9.444528][  T200]  ? trace_hardirqs_off+0xd/0x30
[    9.444704][  T200]  ? exc_page_fault+0xee/0x100
[    9.444882][  T200]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.445088][  T200] RIP: 0033:0x7f52d2a0808e
[    9.445291][  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
[    9.445793][  T200] RSP: 002b:00007ffe9e0069b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.446034][  T200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f52d2a0808e
[    9.446298][  T200] RDX: 0000000000000000 RSI: 00007ffe9e006a60 RDI: 0000000000000005
[    9.446537][  T200] RBP: 00007ffe9e0069c0 R08: 0000000000000000 R09: 0000000000000000
[    9.446776][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.447014][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9e007130
[    9.447280][  T200]  </TASK>
[    9.447423][  T200] irq event stamp: 27185
[    9.447565][  T200] hardirqs last  enabled at (27195): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.447837][  T200] hardirqs last disabled at (27204): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.448115][  T200] softirqs last  enabled at (26252): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.448401][  T200] softirqs last disabled at (26195): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.448669][  T200] ---[ end trace 0000000000000000 ]---
[    9.471881][  T201] ------------[ cut here ]------------
[    9.472061][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/201
[    9.472348][  T201] Modules linked in:
[    9.472495][  T201] CPU: 2 UID: 0 PID: 201 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.472799][  T201] Tainted: [W]=WARN
[    9.472942][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.473172][  T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.473386][  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 48 ce f0 ff b9 a6 ff ff
[    9.473886][  T201] RSP: 0018:ffa0000000967150 EFLAGS: 00010286
[    9.474093][  T201] RAX: 00000000ffffffa6 RBX: ff1100000c951e40 RCX: 1ff400000012cdf0
[    9.474494][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c951ef0
[    9.474731][  T201] RBP: ff1100000bc1a000 R08: 1fe220000192a3df R09: ff1100000cacae58
[    9.474971][  T201] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.475229][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bd12dc0
[    9.475480][  T201] FS:  00007ff50f0d4840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[    9.475750][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.475958][  T201] CR2: 00000000004ec908 CR3: 000000000bf93002 CR4: 0000000000771ef0
[    9.476219][  T201] PKRU: 55555554
[    9.476361][  T201] Call Trace:
[    9.476506][  T201]  <TASK>
[    9.476619][  T201]  ? ip6_route_dev_notify+0x3d/0x380
[    9.476794][  T201]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.476970][  T201]  ? notifier_call_chain+0xb0/0x320
[    9.477166][  T201]  rtmsg_ifinfo+0x5c/0xb0
[    9.477314][  T201]  netif_state_change+0x155/0x3d0
[    9.477490][  T201]  ? call_netdevice_notifiers_info+0xd0/0xd0
[    9.477698][  T201]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[    9.477907][  T201]  linkwatch_sync_dev+0x88/0x290
[    9.478081][  T201]  rtnl_getlink+0x8e4/0xeb0
[    9.478276][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.478450][  T201]  ? find_held_lock+0x2b/0x80
[    9.478625][  T201]  ? rtnl_dump_ifinfo+0x1250/0x1250
[    9.478801][  T201]  ? mark_usage+0x61/0x170
[    9.478978][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.479173][  T201]  ? __lock_acquire+0x508/0xc10
[    9.479366][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.479540][  T201]  ? find_held_lock+0x2b/0x80
[    9.479716][  T201]  ? mark_usage+0x61/0x170
[    9.479888][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.480066][  T201]  ? __lock_acquire+0x508/0xc10
[    9.480263][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.480440][  T201]  ? rtnl_dump_ifinfo+0x1250/0x1250
[    9.480613][  T201]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.480788][  T201]  ? validate_chain+0x38b/0xc20
[    9.480965][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.481155][  T201]  ? __lock_acquire+0x508/0xc10
[    9.481336][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.481511][  T201]  ? find_held_lock+0x2b/0x80
[    9.481688][  T201]  netlink_rcv_skb+0x14e/0x3a0
[    9.481863][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.482037][  T201]  ? netlink_ack+0xcd0/0xcd0
[    9.482236][  T201]  ? netlink_deliver_tap+0xc5/0x330
[    9.482413][  T201]  ? netlink_deliver_tap+0x13c/0x330
[    9.482590][  T201]  netlink_unicast+0x486/0x750
[    9.482769][  T201]  ? netlink_attachskb+0x810/0x810
[    9.482944][  T201]  ? __lock_acquire+0x508/0xc10
[    9.483149][  T201]  netlink_sendmsg+0x735/0xc60
[    9.483326][  T201]  ? netlink_unicast+0x750/0x750
[    9.483502][  T201]  ? __might_fault+0x97/0x140
[    9.483681][  T201]  ____sys_sendmsg+0x419/0x850
[    9.483855][  T201]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.484030][  T201]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.484257][  T201]  ? move_addr_to_kernel+0x40/0x40
[    9.484433][  T201]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.484611][  T201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.484819][  T201]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.484993][  T201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.485217][  T201]  ___sys_sendmsg+0x14e/0x1d0
[    9.485395][  T201]  ? copy_msghdr_from_user+0x460/0x460
[    9.485570][  T201]  ? __lock_acquire+0x508/0xc10
[    9.485753][  T201]  ? move_addr_to_user+0x55/0x70
[    9.485928][  T201]  ? do_getsockname+0xfa/0x180
[    9.486113][  T201]  __sys_sendmsg+0x145/0x1f0
[    9.486301][  T201]  ? __sys_sendmsg_sock+0x20/0x20
[    9.486478][  T201]  ? __sys_getsockname+0xa2/0x110
[    9.486652][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.486829][  T201]  do_syscall_64+0x117/0xfc0
[    9.487007][  T201]  ? trace_hardirqs_off+0xd/0x30
[    9.487202][  T201]  ? exc_page_fault+0xee/0x100
[    9.487380][  T201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.487585][  T201] RIP: 0033:0x7ff50f30e08e
[    9.487768][  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
[    9.488288][  T201] RSP: 002b:00007ffda7cd5090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.488527][  T201] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff50f30e08e
[    9.488764][  T201] RDX: 0000000000000000 RSI: 00007ffda7cd5140 RDI: 0000000000000006
[    9.489003][  T201] RBP: 00007ffda7cd50a0 R08: 0000000000000000 R09: 0000000000000000
[    9.489262][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.489498][  T201] R13: 00007ffda7cd51f0 R14: 00007ffda7cd6e38 R15: 00000000fffffff5
[    9.489741][  T201]  </TASK>
[    9.489883][  T201] irq event stamp: 17507
[    9.490025][  T201] hardirqs last  enabled at (17517): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.490315][  T201] hardirqs last disabled at (17528): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.490583][  T201] softirqs last  enabled at (17426): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.490851][  T201] softirqs last disabled at (17413): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.491140][  T201] ---[ end trace 0000000000000000 ]---
[    9.492104][  T201] br0: port 2(s1) entered blocking state
[    9.492255][  T201] br0: port 2(s1) entered disabled state
[    9.492390][  T201] s1: entered allmulticast mode
[    9.493379][  T201] ------------[ cut here ]------------
[    9.493511][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/201
[    9.493743][  T201] Modules linked in:
[    9.493846][  T201] CPU: 1 UID: 0 PID: 201 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.494117][  T201] Tainted: [W]=WARN
[    9.494225][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.494392][  T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.494565][  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 48 ce f0 ff b9 a6 ff ff
[    9.495039][  T201] RSP: 0018:ffa0000000966ed0 EFLAGS: 00010286
[    9.495219][  T201] RAX: 00000000ffffffa6 RBX: ff11000005e1f540 RCX: 1ff400000012cda0
[    9.495419][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e1f5f0
[    9.495617][  T201] RBP: ff1100000c8f4000 R08: 1fe2200000bc3ebf R09: ff1100000cacae58
[    9.495815][  T201] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.496014][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.496229][  T201] FS:  00007ff50f0d4840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.496462][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.496629][  T201] CR2: 00000000004ebe08 CR3: 000000000bf93005 CR4: 0000000000771ef0
[    9.496829][  T201] PKRU: 55555554
[    9.496929][  T201] Call Trace:
[    9.497028][  T201]  <TASK>
[    9.497099][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.497237][  T201]  rtnetlink_event+0xe0/0x1f0
[    9.497368][  T201]  notifier_call_chain+0xb0/0x320
[    9.497502][  T201]  __netdev_upper_dev_link+0x3a5/0x590
[    9.497635][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.497770][  T201]  ? netdev_wait_allrefs_any+0x570/0x570
[    9.497901][  T201]  ? find_held_lock+0x2b/0x80
[    9.498034][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.498179][  T201]  ? __up_write+0x29a/0x520
[    9.498313][  T201]  ? kernfs_add_one+0xf6/0x660
[    9.498447][  T201]  netdev_master_upper_dev_link+0x86/0xb0
[    9.498579][  T201]  ? netdev_upper_dev_link+0xb0/0xb0
[    9.498712][  T201]  ? netdev_is_rx_handler_busy+0x62/0xd0
[    9.498844][  T201]  ? sysfs_do_create_link_sd+0xa0/0x110
[    9.498977][  T201]  ? netdev_rx_handler_register+0x1b/0xc0
[    9.499118][  T201]  br_add_if+0x42e/0x1360
[    9.499228][  T201]  do_set_master+0x3b2/0x780
[    9.499359][  T201]  ? kernel_text_address+0x149/0x170
[    9.499492][  T201]  do_setlink.isra.0+0x9ec/0x2a60
[    9.499628][  T201]  ? rtnl_link_get_size+0x350/0x350
[    9.499762][  T201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.499924][  T201]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.500054][  T201]  ? validate_chain+0x38b/0xc20
[    9.500194][  T201]  ? rcu_read_lock_any_held+0x66/0x90
[    9.500326][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.500459][  T201]  ? __kernel_text_address+0x12/0x30
[    9.500591][  T201]  ? __lock_acquire+0x508/0xc10
[    9.500740][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.500872][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.501006][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.501146][  T201]  ? lock_acquire+0x134/0x160
[    9.501278][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.501409][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.501540][  T201]  ? trace_contention_end+0xb3/0x1a0
[    9.501672][  T201]  ? __mutex_lock+0x1db/0x2010
[    9.501805][  T201]  ? __mutex_lock+0x9b2/0x2010
[    9.501936][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.502071][  T201]  ? ww_mutex_lock+0x160/0x160
[    9.502267][  T201]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.502486][  T201]  ? __rtnl_newlink+0x3fa/0xa50
[    9.502621][  T201]  rtnl_newlink+0x8d1/0xee0
[    9.502754][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.502885][  T201]  ? find_held_lock+0x2b/0x80
[    9.503017][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.503235][  T201]  ? mark_usage+0x61/0x170
[    9.503365][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.503499][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.503629][  T201]  ? find_held_lock+0x2b/0x80
[    9.503760][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.503892][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.504024][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.504246][  T201]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.504377][  T201]  ? validate_chain+0x38b/0xc20
[    9.504508][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.504638][  T201]  ? __lock_acquire+0x508/0xc10
[    9.504772][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.504902][  T201]  ? find_held_lock+0x2b/0x80
[    9.505036][  T201]  netlink_rcv_skb+0x14e/0x3a0
[    9.505225][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.505357][  T201]  ? netlink_ack+0xcd0/0xcd0
[    9.505493][  T201]  ? netlink_deliver_tap+0xc5/0x330
[    9.505624][  T201]  ? netlink_deliver_tap+0x13c/0x330
[    9.505757][  T201]  netlink_unicast+0x486/0x750
[    9.505890][  T201]  ? netlink_attachskb+0x810/0x810
[    9.506023][  T201]  ? __lock_acquire+0x508/0xc10
[    9.506166][  T201]  netlink_sendmsg+0x735/0xc60
[    9.506299][  T201]  ? netlink_unicast+0x750/0x750
[    9.506433][  T201]  ? __might_fault+0x97/0x140
[    9.506566][  T201]  ____sys_sendmsg+0x419/0x850
[    9.506697][  T201]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.506830][  T201]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.506993][  T201]  ? move_addr_to_kernel+0x40/0x40
[    9.507134][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.507268][  T201]  ? validate_chain+0x38b/0xc20
[    9.507402][  T201]  ___sys_sendmsg+0x14e/0x1d0
[    9.507532][  T201]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.507697][  T201]  ? copy_msghdr_from_user+0x460/0x460
[    9.507841][  T201]  __sys_sendmsg+0x145/0x1f0
[    9.507973][  T201]  ? __sys_sendmsg_sock+0x20/0x20
[    9.508108][  T201]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.508280][  T201]  ? do_raw_spin_unlock+0x59/0x250
[    9.508412][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.508544][  T201]  do_syscall_64+0x117/0xfc0
[    9.508694][  T201]  ? trace_hardirqs_off+0xd/0x30
[    9.508825][  T201]  ? exc_page_fault+0xee/0x100
[    9.508957][  T201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.509121][  T201] RIP: 0033:0x7ff50f30e08e
[    9.509262][  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
[    9.509734][  T201] RSP: 002b:00007ffda7cd66a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.509932][  T201] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff50f30e08e
[    9.510137][  T201] RDX: 0000000000000000 RSI: 00007ffda7cd6750 RDI: 0000000000000005
[    9.510339][  T201] RBP: 00007ffda7cd66b0 R08: 0000000000000000 R09: 0000000000000000
[    9.510535][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.510729][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda7cd6e20
[    9.510931][  T201]  </TASK>
[    9.511029][  T201] irq event stamp: 20653
[    9.511137][  T201] hardirqs last  enabled at (20663): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.511370][  T201] hardirqs last disabled at (20670): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.511595][  T201] softirqs last  enabled at (20338): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.511821][  T201] softirqs last disabled at (20249): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.512055][  T201] ---[ end trace 0000000000000000 ]---
[    9.512228][  T201] s1: entered promiscuous mode
[    9.512409][  T201] ------------[ cut here ]------------
[    9.512541][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/201
[    9.512775][  T201] Modules linked in:
[    9.512879][  T201] CPU: 1 UID: 0 PID: 201 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.513175][  T201] Tainted: [W]=WARN
[    9.513278][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.513447][  T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.513621][  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 48 ce f0 ff b9 a6 ff ff
[    9.514131][  T201] RSP: 0018:ffa0000000966ed0 EFLAGS: 00010286
[    9.514307][  T201] RAX: 00000000ffffffa6 RBX: ff11000005e1f840 RCX: 1ff400000012cda0
[    9.514509][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e1f8f0
[    9.514709][  T201] RBP: ff1100000c8f4000 R08: 1fe2200000bc3f1f R09: ff1100000cacae58
[    9.514919][  T201] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[    9.515130][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc1ad80
[    9.515334][  T201] FS:  00007ff50f0d4840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.515570][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.515750][  T201] CR2: 00000000004ebe08 CR3: 000000000bf93005 CR4: 0000000000771ef0
[    9.515952][  T201] PKRU: 55555554
[    9.516054][  T201] Call Trace:
[    9.516163][  T201]  <TASK>
[    9.516233][  T201]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.516368][  T201]  rtmsg_ifinfo+0x5c/0xb0
[    9.516472][  T201]  __dev_notify_flags+0x1b8/0x280
[    9.516615][  T201]  ? netdev_info+0xe2/0x116
[    9.516753][  T201]  ? netdev_notice+0x120/0x120
[    9.516887][  T201]  ? netif_change_name+0x8c0/0x8c0
[    9.517022][  T201]  ? netdev_wait_allrefs_any+0x570/0x570
[    9.517166][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.517305][  T201]  __dev_set_promiscuity+0x194/0x290
[    9.517441][  T201]  netif_set_promiscuity+0x4c/0xc0
[    9.517592][  T201]  dev_set_promiscuity+0xa1/0x230
[    9.517728][  T201]  br_manage_promisc+0xb2/0x160
[    9.517864][  T201]  br_add_if+0x625/0x1360
[    9.517969][  T201]  do_set_master+0x3b2/0x780
[    9.518108][  T201]  ? kernel_text_address+0x149/0x170
[    9.518249][  T201]  do_setlink.isra.0+0x9ec/0x2a60
[    9.518393][  T201]  ? rtnl_link_get_size+0x350/0x350
[    9.518529][  T201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.518699][  T201]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.518835][  T201]  ? validate_chain+0x38b/0xc20
[    9.518970][  T201]  ? rcu_read_lock_any_held+0x66/0x90
[    9.519107][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.519248][  T201]  ? __kernel_text_address+0x12/0x30
[    9.519390][  T201]  ? __lock_acquire+0x508/0xc10
[    9.519532][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.519667][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.519804][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.519940][  T201]  ? lock_acquire+0x134/0x160
[    9.520076][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.520228][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.520363][  T201]  ? trace_contention_end+0xb3/0x1a0
[    9.520499][  T201]  ? __mutex_lock+0x1db/0x2010
[    9.520638][  T201]  ? __mutex_lock+0x9b2/0x2010
[    9.520774][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.520911][  T201]  ? ww_mutex_lock+0x160/0x160
[    9.521046][  T201]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.521198][  T201]  ? __rtnl_newlink+0x3fa/0xa50
[    9.521337][  T201]  rtnl_newlink+0x8d1/0xee0
[    9.521474][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.521609][  T201]  ? find_held_lock+0x2b/0x80
[    9.521749][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.521883][  T201]  ? mark_usage+0x61/0x170
[    9.522027][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.522175][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.522310][  T201]  ? find_held_lock+0x2b/0x80
[    9.522445][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.522582][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.522723][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.522860][  T201]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.523001][  T201]  ? validate_chain+0x38b/0xc20
[    9.523145][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.523281][  T201]  ? __lock_acquire+0x508/0xc10
[    9.523419][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.523554][  T201]  ? find_held_lock+0x2b/0x80
[    9.523691][  T201]  netlink_rcv_skb+0x14e/0x3a0
[    9.523837][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.523973][  T201]  ? netlink_ack+0xcd0/0xcd0
[    9.524117][  T201]  ? netlink_deliver_tap+0xc5/0x330
[    9.524257][  T201]  ? netlink_deliver_tap+0x13c/0x330
[    9.524395][  T201]  netlink_unicast+0x486/0x750
[    9.524532][  T201]  ? netlink_attachskb+0x810/0x810
[    9.524669][  T201]  ? __lock_acquire+0x508/0xc10
[    9.524816][  T201]  netlink_sendmsg+0x735/0xc60
[    9.524953][  T201]  ? netlink_unicast+0x750/0x750
[    9.525090][  T201]  ? __might_fault+0x97/0x140
[    9.525237][  T201]  ____sys_sendmsg+0x419/0x850
[    9.525373][  T201]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.525508][  T201]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.525686][  T201]  ? move_addr_to_kernel+0x40/0x40
[    9.525823][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.525965][  T201]  ? validate_chain+0x38b/0xc20
[    9.526108][  T201]  ___sys_sendmsg+0x14e/0x1d0
[    9.526249][  T201]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.526420][  T201]  ? copy_msghdr_from_user+0x460/0x460
[    9.526574][  T201]  __sys_sendmsg+0x145/0x1f0
[    9.526710][  T201]  ? __sys_sendmsg_sock+0x20/0x20
[    9.526846][  T201]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.527021][  T201]  ? do_raw_spin_unlock+0x59/0x250
[    9.527169][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.527305][  T201]  do_syscall_64+0x117/0xfc0
[    9.527448][  T201]  ? trace_hardirqs_off+0xd/0x30
[    9.527583][  T201]  ? exc_page_fault+0xee/0x100
[    9.527720][  T201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.527889][  T201] RIP: 0033:0x7ff50f30e08e
[    9.528032][  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
[    9.528524][  T201] RSP: 002b:00007ffda7cd66a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.528728][  T201] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff50f30e08e
[    9.528936][  T201] RDX: 0000000000000000 RSI: 00007ffda7cd6750 RDI: 0000000000000005
[    9.529148][  T201] RBP: 00007ffda7cd66b0 R08: 0000000000000000 R09: 0000000000000000
[    9.529356][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.529561][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda7cd6e20
[    9.529775][  T201]  </TASK>
[    9.529876][  T201] irq event stamp: 21729
[    9.529978][  T201] hardirqs last  enabled at (21737): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.530227][  T201] hardirqs last disabled at (21746): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.530464][  T201] softirqs last  enabled at (21604): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.530705][  T201] softirqs last disabled at (21599): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.530943][  T201] ---[ end trace 0000000000000000 ]---
[    9.544675][  T201] ------------[ cut here ]------------
[    9.544825][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
[    9.545054][  T201] Modules linked in:
[    9.545168][  T201] CPU: 0 UID: 0 PID: 201 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.545434][  T201] Tainted: [W]=WARN
[    9.545533][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.545696][  T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.545866][  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 48 ce f0 ff b9 a6 ff ff
[    9.546339][  T201] RSP: 0018:ffa0000000966ff8 EFLAGS: 00010286
[    9.546504][  T201] RAX: 00000000ffffffa6 RBX: ff11000005e1edc0 RCX: 1ff400000012cdc5
[    9.546696][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e1ee70
[    9.546889][  T201] RBP: ff1100000bc1a000 R08: 1fe2200000bc3dcf R09: ff1100000cacae58
[    9.547084][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.547289][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.547485][  T201] FS:  00007ff50f0d4840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.547715][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.547881][  T201] CR2: 0000556be6ec0d5c CR3: 000000000bf93005 CR4: 0000000000771ef0
[    9.548077][  T201] PKRU: 55555554
[    9.548184][  T201] Call Trace:
[    9.548281][  T201]  <TASK>
[    9.548348][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.548477][  T201]  rtnetlink_event+0xe0/0x1f0
[    9.548607][  T201]  notifier_call_chain+0xb0/0x320
[    9.548738][  T201]  call_netdevice_notifiers+0x70/0xa0
[    9.548871][  T201]  ? __dev_open+0x7a0/0x7a0
[    9.549000][  T201]  ? nlmsg_notify+0x62/0x250
[    9.549141][  T201]  br_add_if+0xd60/0x1360
[    9.549242][  T201]  do_set_master+0x3b2/0x780
[    9.549371][  T201]  ? kernel_text_address+0x149/0x170
[    9.549502][  T201]  do_setlink.isra.0+0x9ec/0x2a60
[    9.549633][  T201]  ? rtnl_link_get_size+0x350/0x350
[    9.549765][  T201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.549927][  T201]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.550055][  T201]  ? validate_chain+0x38b/0xc20
[    9.550197][  T201]  ? rcu_read_lock_any_held+0x66/0x90
[    9.550326][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.550454][  T201]  ? __kernel_text_address+0x12/0x30
[    9.550584][  T201]  ? __lock_acquire+0x508/0xc10
[    9.550718][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.550847][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.550976][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.551108][  T201]  ? lock_acquire+0x134/0x160
[    9.551245][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.551374][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.551502][  T201]  ? trace_contention_end+0xb3/0x1a0
[    9.551633][  T201]  ? __mutex_lock+0x1db/0x2010
[    9.551765][  T201]  ? __mutex_lock+0x9b2/0x2010
[    9.551895][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.552025][  T201]  ? ww_mutex_lock+0x160/0x160
[    9.552164][  T201]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.552295][  T201]  ? __rtnl_newlink+0x3fa/0xa50
[    9.552428][  T201]  rtnl_newlink+0x8d1/0xee0
[    9.552559][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.552688][  T201]  ? find_held_lock+0x2b/0x80
[    9.552818][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.552947][  T201]  ? mark_usage+0x61/0x170
[    9.553076][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.553216][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.553345][  T201]  ? find_held_lock+0x2b/0x80
[    9.553473][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.553602][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.553735][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.553864][  T201]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.553992][  T201]  ? validate_chain+0x38b/0xc20
[    9.554186][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.554314][  T201]  ? __lock_acquire+0x508/0xc10
[    9.554445][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.554573][  T201]  ? find_held_lock+0x2b/0x80
[    9.554703][  T201]  netlink_rcv_skb+0x14e/0x3a0
[    9.554833][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.554961][  T201]  ? netlink_ack+0xcd0/0xcd0
[    9.555095][  T201]  ? netlink_deliver_tap+0xc5/0x330
[    9.555233][  T201]  ? netlink_deliver_tap+0x13c/0x330
[    9.555364][  T201]  netlink_unicast+0x486/0x750
[    9.555495][  T201]  ? netlink_attachskb+0x810/0x810
[    9.555624][  T201]  ? __lock_acquire+0x508/0xc10
[    9.555763][  T201]  netlink_sendmsg+0x735/0xc60
[    9.555893][  T201]  ? netlink_unicast+0x750/0x750
[    9.556024][  T201]  ? __might_fault+0x97/0x140
[    9.556165][  T201]  ____sys_sendmsg+0x419/0x850
[    9.556297][  T201]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.556426][  T201]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.556585][  T201]  ? move_addr_to_kernel+0x40/0x40
[    9.556715][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.556849][  T201]  ? validate_chain+0x38b/0xc20
[    9.556981][  T201]  ___sys_sendmsg+0x14e/0x1d0
[    9.557116][  T201]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.557283][  T201]  ? copy_msghdr_from_user+0x460/0x460
[    9.557424][  T201]  __sys_sendmsg+0x145/0x1f0
[    9.557553][  T201]  ? __sys_sendmsg_sock+0x20/0x20
[    9.557682][  T201]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.557849][  T201]  ? do_raw_spin_unlock+0x59/0x250
[    9.557978][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.558111][  T201]  do_syscall_64+0x117/0xfc0
[    9.558245][  T201]  ? trace_hardirqs_off+0xd/0x30
[    9.558374][  T201]  ? exc_page_fault+0xee/0x100
[    9.558503][  T201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.558662][  T201] RIP: 0033:0x7ff50f30e08e
[    9.558801][  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
[    9.559270][  T201] RSP: 002b:00007ffda7cd66a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.559465][  T201] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff50f30e08e
[    9.559663][  T201] RDX: 0000000000000000 RSI: 00007ffda7cd6750 RDI: 0000000000000005
[    9.559855][  T201] RBP: 00007ffda7cd66b0 R08: 0000000000000000 R09: 0000000000000000
[    9.560047][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.560251][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda7cd6e20
[    9.560452][  T201]  </TASK>
[    9.560548][  T201] irq event stamp: 36551
[    9.560644][  T201] hardirqs last  enabled at (36559): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.560867][  T201] hardirqs last disabled at (36566): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.561089][  T201] softirqs last  enabled at (32964): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.561325][  T201] softirqs last disabled at (32959): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.561547][  T201] ---[ end trace 0000000000000000 ]---
[    9.561978][  T201] ------------[ cut here ]------------
[    9.562115][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
[    9.562345][  T201] Modules linked in:
[    9.562450][  T201] CPU: 0 UID: 0 PID: 201 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.562712][  T201] Tainted: [W]=WARN
[    9.562811][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.562973][  T201] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.563153][  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 48 ce f0 ff b9 a6 ff ff
[    9.563616][  T201] RSP: 0018:ffa0000000966f70 EFLAGS: 00010286
[    9.563780][  T201] RAX: 00000000ffffffa6 RBX: ff11000009d7e340 RCX: 1ff400000012cdb4
[    9.563974][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7e3f0
[    9.564182][  T201] RBP: ff1100000bc1a000 R08: 1fe22000013afc7f R09: ff1100000cacae58
[    9.564377][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.564571][  T201] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[    9.564768][  T201] FS:  00007ff50f0d4840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.564999][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.565169][  T201] CR2: 0000556be6ec0d5c CR3: 000000000bf93005 CR4: 0000000000771ef0
[    9.565365][  T201] PKRU: 55555554
[    9.565461][  T201] Call Trace:
[    9.565558][  T201]  <TASK>
[    9.565624][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.565754][  T201]  rtnetlink_event+0xe0/0x1f0
[    9.565885][  T201]  notifier_call_chain+0xb0/0x320
[    9.566021][  T201]  netdev_compute_master_upper_features+0x6d8/0xdd0
[    9.566196][  T201]  ? netdev_change_features+0xa0/0xa0
[    9.566328][  T201]  ? br_opt_toggle+0x45/0x140
[    9.566460][  T201]  br_add_if+0x98d/0x1360
[    9.566562][  T201]  do_set_master+0x3b2/0x780
[    9.566692][  T201]  ? kernel_text_address+0x149/0x170
[    9.566823][  T201]  do_setlink.isra.0+0x9ec/0x2a60
[    9.566959][  T201]  ? rtnl_link_get_size+0x350/0x350
[    9.567090][  T201]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.567264][  T201]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.567394][  T201]  ? validate_chain+0x38b/0xc20
[    9.567525][  T201]  ? rcu_read_lock_any_held+0x66/0x90
[    9.567655][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.567787][  T201]  ? __kernel_text_address+0x12/0x30
[    9.567922][  T201]  ? __lock_acquire+0x508/0xc10
[    9.568059][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.568205][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.568336][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.568465][  T201]  ? lock_acquire+0x134/0x160
[    9.568595][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.568724][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.568858][  T201]  ? trace_contention_end+0xb3/0x1a0
[    9.568988][  T201]  ? __mutex_lock+0x1db/0x2010
[    9.569120][  T201]  ? __mutex_lock+0x9b2/0x2010
[    9.569255][  T201]  ? rtnl_newlink+0x883/0xee0
[    9.569386][  T201]  ? ww_mutex_lock+0x160/0x160
[    9.569515][  T201]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.569648][  T201]  ? __rtnl_newlink+0x3fa/0xa50
[    9.569782][  T201]  rtnl_newlink+0x8d1/0xee0
[    9.569918][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.570048][  T201]  ? find_held_lock+0x2b/0x80
[    9.570186][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.570316][  T201]  ? mark_usage+0x61/0x170
[    9.570446][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.570579][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.570709][  T201]  ? find_held_lock+0x2b/0x80
[    9.570845][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.570975][  T201]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.571110][  T201]  ? __rtnl_newlink+0xa50/0xa50
[    9.571245][  T201]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.571374][  T201]  ? validate_chain+0x38b/0xc20
[    9.571505][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.571635][  T201]  ? __lock_acquire+0x508/0xc10
[    9.571768][  T201]  ? lock_acquire.part.0+0xbc/0x260
[    9.571900][  T201]  ? find_held_lock+0x2b/0x80
[    9.572029][  T201]  netlink_rcv_skb+0x14e/0x3a0
[    9.572165][  T201]  ? rtnl_link_fill+0x900/0x900
[    9.572293][  T201]  ? netlink_ack+0xcd0/0xcd0
[    9.572425][  T201]  ? netlink_deliver_tap+0xc5/0x330
[    9.572554][  T201]  ? netlink_deliver_tap+0x13c/0x330
[    9.572686][  T201]  netlink_unicast+0x486/0x750
[    9.572817][  T201]  ? netlink_attachskb+0x810/0x810
[    9.572951][  T201]  ? __lock_acquire+0x508/0xc10
[    9.573081][  T201]  netlink_sendmsg+0x735/0xc60
[    9.573225][  T201]  ? netlink_unicast+0x750/0x750
[    9.573356][  T201]  ? __might_fault+0x97/0x140
[    9.573487][  T201]  ____sys_sendmsg+0x419/0x850
[    9.573616][  T201]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.573747][  T201]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.573910][  T201]  ? move_addr_to_kernel+0x40/0x40
[    9.574042][  T201]  ? stack_depot_save_flags+0x367/0x770
[    9.574177][  T201]  ? validate_chain+0x38b/0xc20
[    9.574308][  T201]  ___sys_sendmsg+0x14e/0x1d0
[    9.574435][  T201]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.574597][  T201]  ? copy_msghdr_from_user+0x460/0x460
[    9.574739][  T201]  __sys_sendmsg+0x145/0x1f0
[    9.574876][  T201]  ? __sys_sendmsg_sock+0x20/0x20
[    9.575004][  T201]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.575296][  T201]  ? do_raw_spin_unlock+0x59/0x250
[    9.575429][  T201]  ? rcu_is_watching+0x15/0xd0
[    9.575560][  T201]  do_syscall_64+0x117/0xfc0
[    9.575690][  T201]  ? trace_hardirqs_off+0xd/0x30
[    9.575819][  T201]  ? exc_page_fault+0xee/0x100
[    9.575950][  T201]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.576119][  T201] RIP: 0033:0x7ff50f30e08e
[    9.576260][  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
[    9.576723][  T201] RSP: 002b:00007ffda7cd66a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.576924][  T201] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff50f30e08e
[    9.577123][  T201] RDX: 0000000000000000 RSI: 00007ffda7cd6750 RDI: 0000000000000005
[    9.577327][  T201] RBP: 00007ffda7cd66b0 R08: 0000000000000000 R09: 0000000000000000
[    9.577520][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52d
[    9.577719][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda7cd6e20
[    9.577918][  T201]  </TASK>
[    9.578016][  T201] irq event stamp: 37815
[    9.578117][  T201] hardirqs last  enabled at (37823): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.578347][  T201] hardirqs last disabled at (37832): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.578573][  T201] softirqs last  enabled at (37680): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.578799][  T201] softirqs last disabled at (37675): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.579023][  T201] ---[ end trace 0000000000000000 ]---
[    9.601619][  T202] ------------[ cut here ]------------
[    9.601767][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/202
[    9.601998][  T202] Modules linked in:
[    9.602104][  T202] CPU: 3 UID: 0 PID: 202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.602654][  T202] Tainted: [W]=WARN
[    9.602754][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.602916][  T202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.603084][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.603555][  T202] RSP: 0018:ffa0000000966d80 EFLAGS: 00010286
[    9.603718][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d7f3c0 RCX: 1ff400000012cd76
[    9.603911][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f470
[    9.604109][  T202] RBP: ff1100000c8f1000 R08: 1fe22000013afe8f R09: ff1100000cac8b58
[    9.604309][  T202] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.604502][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    9.604694][  T202] FS:  00007fd20fa54840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    9.604922][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.605086][  T202] CR2: 000000002c5bf988 CR3: 000000000d4b6002 CR4: 0000000000771ef0
[    9.605290][  T202] PKRU: 55555554
[    9.605387][  T202] Call Trace:
[    9.605484][  T202]  <TASK>
[    9.605551][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.605679][  T202]  rtnetlink_event+0xe0/0x1f0
[    9.605809][  T202]  notifier_call_chain+0xb0/0x320
[    9.605941][  T202]  netif_set_mac_address+0x2dd/0x410
[    9.606072][  T202]  ? netif_set_mtu+0x85/0xe0
[    9.606210][  T202]  ? netif_set_group+0x70/0x70
[    9.606345][  T202]  dev_set_mac_address+0xa9/0x260
[    9.606474][  T202]  ? dev_set_mtu+0xa1/0x230
[    9.606603][  T202]  ? __asan_memcpy+0x3c/0x60
[    9.606734][  T202]  bond_enslave+0x89e/0x4e20
[    9.606868][  T202]  ? mark_usage+0x61/0x170
[    9.606999][  T202]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.607140][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.607269][  T202]  ? find_held_lock+0x2b/0x80
[    9.607398][  T202]  ? mark_usage+0x61/0x170
[    9.607527][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.607661][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.607793][  T202]  do_set_master+0x3b2/0x780
[    9.607924][  T202]  ? kernel_text_address+0x149/0x170
[    9.608055][  T202]  do_setlink.isra.0+0x9ec/0x2a60
[    9.608196][  T202]  ? rtnl_link_get_size+0x350/0x350
[    9.608326][  T202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.608487][  T202]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.608615][  T202]  ? validate_chain+0x38b/0xc20
[    9.608745][  T202]  ? rcu_read_lock_any_held+0x66/0x90
[    9.608875][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.609004][  T202]  ? __kernel_text_address+0x12/0x30
[    9.609142][  T202]  ? __lock_acquire+0x508/0xc10
[    9.609271][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.609399][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.609528][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.609656][  T202]  ? lock_acquire+0x134/0x160
[    9.609783][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.609912][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.610040][  T202]  ? trace_contention_end+0xb3/0x1a0
[    9.610174][  T202]  ? __mutex_lock+0x1db/0x2010
[    9.610302][  T202]  ? __mutex_lock+0x9b2/0x2010
[    9.610430][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.610559][  T202]  ? ww_mutex_lock+0x160/0x160
[    9.610686][  T202]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.610818][  T202]  ? __rtnl_newlink+0x3fa/0xa50
[    9.610948][  T202]  rtnl_newlink+0x8d1/0xee0
[    9.611077][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.611212][  T202]  ? find_held_lock+0x2b/0x80
[    9.611341][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.611469][  T202]  ? mark_usage+0x61/0x170
[    9.611597][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.611727][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.611856][  T202]  ? find_held_lock+0x2b/0x80
[    9.611984][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.612116][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.612251][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.612380][  T202]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.612507][  T202]  ? validate_chain+0x38b/0xc20
[    9.612635][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.612761][  T202]  ? __lock_acquire+0x508/0xc10
[    9.612891][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.613018][  T202]  ? find_held_lock+0x2b/0x80
[    9.613154][  T202]  netlink_rcv_skb+0x14e/0x3a0
[    9.613290][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.613421][  T202]  ? netlink_ack+0xcd0/0xcd0
[    9.613553][  T202]  ? netlink_deliver_tap+0xc5/0x330
[    9.613681][  T202]  ? netlink_deliver_tap+0x13c/0x330
[    9.613816][  T202]  netlink_unicast+0x486/0x750
[    9.613950][  T202]  ? netlink_attachskb+0x810/0x810
[    9.614078][  T202]  ? __lock_acquire+0x508/0xc10
[    9.614217][  T202]  netlink_sendmsg+0x735/0xc60
[    9.614348][  T202]  ? netlink_unicast+0x750/0x750
[    9.614479][  T202]  ? __might_fault+0x97/0x140
[    9.614609][  T202]  ____sys_sendmsg+0x419/0x850
[    9.614737][  T202]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.614870][  T202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.615030][  T202]  ? move_addr_to_kernel+0x40/0x40
[    9.615167][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.615296][  T202]  ? validate_chain+0x38b/0xc20
[    9.615428][  T202]  ___sys_sendmsg+0x14e/0x1d0
[    9.615557][  T202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.615719][  T202]  ? copy_msghdr_from_user+0x460/0x460
[    9.615862][  T202]  __sys_sendmsg+0x145/0x1f0
[    9.615991][  T202]  ? __sys_sendmsg_sock+0x20/0x20
[    9.616129][  T202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.616293][  T202]  ? do_raw_spin_unlock+0x59/0x250
[    9.616423][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.616552][  T202]  do_syscall_64+0x117/0xfc0
[    9.616707][  T202]  ? trace_hardirqs_off+0xd/0x30
[    9.616853][  T202]  ? exc_page_fault+0xee/0x100
[    9.616994][  T202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.617172][  T202] RIP: 0033:0x7fd20fc8e08e
[    9.617309][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.617773][  T202] RSP: 002b:00007ffdbc75f900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.617971][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd20fc8e08e
[    9.618177][  T202] RDX: 0000000000000000 RSI: 00007ffdbc75f9b0 RDI: 0000000000000005
[    9.618374][  T202] RBP: 00007ffdbc75f910 R08: 0000000000000000 R09: 0000000000000000
[    9.618568][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.618768][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc760080
[    9.618969][  T202]  </TASK>
[    9.619067][  T202] irq event stamp: 16189
[    9.619171][  T202] hardirqs last  enabled at (16199): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.619403][  T202] hardirqs last disabled at (16206): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.619632][  T202] softirqs last  enabled at (15238): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.619868][  T202] softirqs last disabled at (14755): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.620404][  T202] ---[ end trace 0000000000000000 ]---
[    9.625614][  T202] ------------[ cut here ]------------
[    9.625815][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/202
[    9.626122][  T202] Modules linked in:
[    9.626261][  T202] CPU: 1 UID: 0 PID: 202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.626594][  T202] Tainted: [W]=WARN
[    9.626703][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.626887][  T202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.627066][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.628008][  T202] RSP: 0018:ffa0000000966e18 EFLAGS: 00010286
[    9.628227][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d7f540 RCX: 1ff400000012cd89
[    9.628482][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f5f0
[    9.628723][  T202] RBP: ff1100000c8f1000 R08: 1fe22000013afebf R09: ff1100000cac8b58
[    9.628980][  T202] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[    9.629227][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000986d800
[    9.629490][  T202] FS:  00007fd20fa54840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.629793][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.630008][  T202] CR2: 000055a063ef4140 CR3: 000000000d4b6002 CR4: 0000000000771ef0
[    9.630272][  T202] PKRU: 55555554
[    9.630381][  T202] Call Trace:
[    9.630501][  T202]  <TASK>
[    9.630588][  T202]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.630805][  T202]  rtmsg_ifinfo+0x5c/0xb0
[    9.630946][  T202]  netif_open+0xe2/0x120
[    9.631067][  T202]  ? netdev_notify_peers+0x30/0x30
[    9.631480][  T202]  dev_open+0xa1/0x230
[    9.631604][  T202]  ? __asan_memcpy+0x3c/0x60
[    9.631756][  T202]  bond_enslave+0x8d6/0x4e20
[    9.631908][  T202]  ? mark_usage+0x61/0x170
[    9.632076][  T202]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.632259][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.632414][  T202]  ? find_held_lock+0x2b/0x80
[    9.632573][  T202]  ? mark_usage+0x61/0x170
[    9.632734][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.632903][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.633065][  T202]  do_set_master+0x3b2/0x780
[    9.633463][  T202]  ? kernel_text_address+0x149/0x170
[    9.633625][  T202]  do_setlink.isra.0+0x9ec/0x2a60
[    9.633899][  T202]  ? rtnl_link_get_size+0x350/0x350
[    9.634062][  T202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.634273][  T202]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.634432][  T202]  ? validate_chain+0x38b/0xc20
[    9.634593][  T202]  ? rcu_read_lock_any_held+0x66/0x90
[    9.634736][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.634900][  T202]  ? __kernel_text_address+0x12/0x30
[    9.635173][  T202]  ? __lock_acquire+0x508/0xc10
[    9.635332][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.635491][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.635643][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.635796][  T202]  ? lock_acquire+0x134/0x160
[    9.635953][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.636101][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.636262][  T202]  ? trace_contention_end+0xb3/0x1a0
[    9.636419][  T202]  ? __mutex_lock+0x1db/0x2010
[    9.636563][  T202]  ? __mutex_lock+0x9b2/0x2010
[    9.636721][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.636866][  T202]  ? ww_mutex_lock+0x160/0x160
[    9.637023][  T202]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.637185][  T202]  ? __rtnl_newlink+0x3fa/0xa50
[    9.637335][  T202]  rtnl_newlink+0x8d1/0xee0
[    9.637495][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.637646][  T202]  ? find_held_lock+0x2b/0x80
[    9.637801][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.637960][  T202]  ? mark_usage+0x61/0x170
[    9.638111][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.638272][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.638429][  T202]  ? find_held_lock+0x2b/0x80
[    9.638586][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.638728][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.638892][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.639048][  T202]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.639221][  T202]  ? validate_chain+0x38b/0xc20
[    9.639369][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.639633][  T202]  ? __lock_acquire+0x508/0xc10
[    9.639898][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.640166][  T202]  ? find_held_lock+0x2b/0x80
[    9.640324][  T202]  netlink_rcv_skb+0x14e/0x3a0
[    9.640468][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.640622][  T202]  ? netlink_ack+0xcd0/0xcd0
[    9.640768][  T202]  ? netlink_deliver_tap+0xc5/0x330
[    9.640924][  T202]  ? netlink_deliver_tap+0x13c/0x330
[    9.641070][  T202]  netlink_unicast+0x486/0x750
[    9.641240][  T202]  ? netlink_attachskb+0x810/0x810
[    9.641398][  T202]  ? __lock_acquire+0x508/0xc10
[    9.641542][  T202]  netlink_sendmsg+0x735/0xc60
[    9.641700][  T202]  ? netlink_unicast+0x750/0x750
[    9.641976][  T202]  ? __might_fault+0x97/0x140
[    9.642140][  T202]  ____sys_sendmsg+0x419/0x850
[    9.642293][  T202]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.642446][  T202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.642631][  T202]  ? move_addr_to_kernel+0x40/0x40
[    9.642773][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.642927][  T202]  ? validate_chain+0x38b/0xc20
[    9.643084][  T202]  ___sys_sendmsg+0x14e/0x1d0
[    9.643244][  T202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.643420][  T202]  ? copy_msghdr_from_user+0x460/0x460
[    9.643587][  T202]  __sys_sendmsg+0x145/0x1f0
[    9.643730][  T202]  ? __sys_sendmsg_sock+0x20/0x20
[    9.643863][  T202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.644038][  T202]  ? do_raw_spin_unlock+0x59/0x250
[    9.644184][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.644317][  T202]  do_syscall_64+0x117/0xfc0
[    9.644451][  T202]  ? trace_hardirqs_off+0xd/0x30
[    9.644583][  T202]  ? exc_page_fault+0xee/0x100
[    9.644715][  T202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.644879][  T202] RIP: 0033:0x7fd20fc8e08e
[    9.645017][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.645508][  T202] RSP: 002b:00007ffdbc75f900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.645707][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd20fc8e08e
[    9.645909][  T202] RDX: 0000000000000000 RSI: 00007ffdbc75f9b0 RDI: 0000000000000005
[    9.646111][  T202] RBP: 00007ffdbc75f910 R08: 0000000000000000 R09: 0000000000000000
[    9.646315][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.646513][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc760080
[    9.646716][  T202]  </TASK>
[    9.646819][  T202] irq event stamp: 17457
[    9.646918][  T202] hardirqs last  enabled at (17465): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.647160][  T202] hardirqs last disabled at (17474): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.647389][  T202] softirqs last  enabled at (17090): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.647628][  T202] softirqs last disabled at (17085): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.647862][  T202] ---[ end trace 0000000000000000 ]---
[    9.648796][  T202] ------------[ cut here ]------------
[    9.648930][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/202
[    9.649173][  T202] Modules linked in:
[    9.649284][  T202] CPU: 1 UID: 0 PID: 202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.649599][  T202] Tainted: [W]=WARN
[    9.649699][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.649866][  T202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.650038][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.650682][  T202] RSP: 0018:ffa0000000966e10 EFLAGS: 00010286
[    9.650927][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d7f840 RCX: 1ff400000012cd88
[    9.651206][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f8f0
[    9.651408][  T202] RBP: ff1100000c8f1000 R08: 1fe22000013aff1f R09: ff1100000cac8b58
[    9.651604][  T202] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.651801][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.651998][  T202] FS:  00007fd20fa54840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.652310][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.652480][  T202] CR2: 000055a063ef4140 CR3: 000000000d4b6002 CR4: 0000000000771ef0
[    9.652679][  T202] PKRU: 55555554
[    9.652780][  T202] Call Trace:
[    9.652879][  T202]  <TASK>
[    9.652950][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.653083][  T202]  rtnetlink_event+0xe0/0x1f0
[    9.653298][  T202]  notifier_call_chain+0xb0/0x320
[    9.653438][  T202]  netdev_lower_state_changed+0xa0/0x100
[    9.653571][  T202]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[    9.653735][  T202]  ? lockdep_hardirqs_on+0x8c/0x130
[    9.653865][  T202]  ? queue_delayed_work_on+0x95/0x100
[    9.653997][  T202]  bond_enslave+0x3c2b/0x4e20
[    9.654215][  T202]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.654348][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.654484][  T202]  ? find_held_lock+0x2b/0x80
[    9.654616][  T202]  ? mark_usage+0x61/0x170
[    9.654747][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.654882][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.655017][  T202]  do_set_master+0x3b2/0x780
[    9.655232][  T202]  ? kernel_text_address+0x149/0x170
[    9.655364][  T202]  do_setlink.isra.0+0x9ec/0x2a60
[    9.655499][  T202]  ? rtnl_link_get_size+0x350/0x350
[    9.655631][  T202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.655793][  T202]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.655924][  T202]  ? validate_chain+0x38b/0xc20
[    9.656053][  T202]  ? rcu_read_lock_any_held+0x66/0x90
[    9.656266][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.656397][  T202]  ? __kernel_text_address+0x12/0x30
[    9.656531][  T202]  ? __lock_acquire+0x508/0xc10
[    9.656663][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.656794][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.656925][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.657056][  T202]  ? lock_acquire+0x134/0x160
[    9.657267][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.657397][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.657530][  T202]  ? trace_contention_end+0xb3/0x1a0
[    9.657660][  T202]  ? __mutex_lock+0x1db/0x2010
[    9.657791][  T202]  ? __mutex_lock+0x9b2/0x2010
[    9.657921][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.658053][  T202]  ? ww_mutex_lock+0x160/0x160
[    9.658262][  T202]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.658394][  T202]  ? __rtnl_newlink+0x3fa/0xa50
[    9.658528][  T202]  rtnl_newlink+0x8d1/0xee0
[    9.658663][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.658793][  T202]  ? find_held_lock+0x2b/0x80
[    9.658927][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.659057][  T202]  ? mark_usage+0x61/0x170
[    9.659267][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.659398][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.659530][  T202]  ? find_held_lock+0x2b/0x80
[    9.659665][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.659796][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.659928][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.660059][  T202]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.660269][  T202]  ? validate_chain+0x38b/0xc20
[    9.660400][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.660530][  T202]  ? __lock_acquire+0x508/0xc10
[    9.660662][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.660798][  T202]  ? find_held_lock+0x2b/0x80
[    9.660931][  T202]  netlink_rcv_skb+0x14e/0x3a0
[    9.661062][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.661271][  T202]  ? netlink_ack+0xcd0/0xcd0
[    9.661405][  T202]  ? netlink_deliver_tap+0xc5/0x330
[    9.661534][  T202]  ? netlink_deliver_tap+0x13c/0x330
[    9.661667][  T202]  netlink_unicast+0x486/0x750
[    9.661801][  T202]  ? netlink_attachskb+0x810/0x810
[    9.661946][  T202]  ? __lock_acquire+0x508/0xc10
[    9.662078][  T202]  netlink_sendmsg+0x735/0xc60
[    9.662294][  T202]  ? netlink_unicast+0x750/0x750
[    9.662426][  T202]  ? __might_fault+0x97/0x140
[    9.662561][  T202]  ____sys_sendmsg+0x419/0x850
[    9.662691][  T202]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.662821][  T202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.662986][  T202]  ? move_addr_to_kernel+0x40/0x40
[    9.663124][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.663331][  T202]  ? validate_chain+0x38b/0xc20
[    9.663464][  T202]  ___sys_sendmsg+0x14e/0x1d0
[    9.663594][  T202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.663757][  T202]  ? copy_msghdr_from_user+0x460/0x460
[    9.663900][  T202]  __sys_sendmsg+0x145/0x1f0
[    9.664035][  T202]  ? __sys_sendmsg_sock+0x20/0x20
[    9.664247][  T202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.664412][  T202]  ? do_raw_spin_unlock+0x59/0x250
[    9.664674][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.664821][  T202]  do_syscall_64+0x117/0xfc0
[    9.664952][  T202]  ? trace_hardirqs_off+0xd/0x30
[    9.665081][  T202]  ? exc_page_fault+0xee/0x100
[    9.665312][  T202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.665485][  T202] RIP: 0033:0x7fd20fc8e08e
[    9.665621][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.666087][  T202] RSP: 002b:00007ffdbc75f900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.666374][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd20fc8e08e
[    9.666568][  T202] RDX: 0000000000000000 RSI: 00007ffdbc75f9b0 RDI: 0000000000000005
[    9.666839][  T202] RBP: 00007ffdbc75f910 R08: 0000000000000000 R09: 0000000000000000
[    9.667031][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.667313][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc760080
[    9.667511][  T202]  </TASK>
[    9.667608][  T202] irq event stamp: 21389
[    9.667705][  T202] hardirqs last  enabled at (21397): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.667935][  T202] hardirqs last disabled at (21404): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.668243][  T202] softirqs last  enabled at (21536): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.668466][  T202] softirqs last disabled at (21413): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.668693][  T202] ---[ end trace 0000000000000000 ]---
[    9.672121][  T202] ------------[ cut here ]------------
[    9.672353][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/202
[    9.672588][  T202] Modules linked in:
[    9.672692][  T202] CPU: 3 UID: 0 PID: 202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.672958][  T202] Tainted: [W]=WARN
[    9.673056][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.673304][  T202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.673476][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.673941][  T202] RSP: 0018:ffa0000000966e10 EFLAGS: 00010286
[    9.674111][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d7f9c0 RCX: 1ff400000012cd88
[    9.674384][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7fa70
[    9.674582][  T202] RBP: ff1100000c8f1000 R08: 1fe22000013aff4f R09: ff1100000cac8b58
[    9.674780][  T202] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.674976][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    9.675255][  T202] FS:  00007fd20fa54840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[    9.675486][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.675651][  T202] CR2: 000000002c5bf988 CR3: 000000000d4b6002 CR4: 0000000000771ef0
[    9.675850][  T202] PKRU: 55555554
[    9.675948][  T202] Call Trace:
[    9.676048][  T202]  <TASK>
[    9.676120][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.676558][  T202]  rtnetlink_event+0xe0/0x1f0
[    9.676691][  T202]  notifier_call_chain+0xb0/0x320
[    9.676825][  T202]  netdev_lower_state_changed+0xa0/0x100
[    9.676955][  T202]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[    9.677124][  T202]  ? lockdep_hardirqs_on+0x8c/0x130
[    9.677307][  T202]  ? queue_delayed_work_on+0x95/0x100
[    9.677440][  T202]  bond_enslave+0x317e/0x4e20
[    9.677575][  T202]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.677708][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.677850][  T202]  ? find_held_lock+0x2b/0x80
[    9.677982][  T202]  ? mark_usage+0x61/0x170
[    9.678117][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.678327][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.678462][  T202]  do_set_master+0x3b2/0x780
[    9.678592][  T202]  ? kernel_text_address+0x149/0x170
[    9.678724][  T202]  do_setlink.isra.0+0x9ec/0x2a60
[    9.678859][  T202]  ? rtnl_link_get_size+0x350/0x350
[    9.678991][  T202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.679238][  T202]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.679371][  T202]  ? validate_chain+0x38b/0xc20
[    9.679502][  T202]  ? rcu_read_lock_any_held+0x66/0x90
[    9.679635][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.679767][  T202]  ? __kernel_text_address+0x12/0x30
[    9.679900][  T202]  ? __lock_acquire+0x508/0xc10
[    9.680034][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.680470][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.680606][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.680742][  T202]  ? lock_acquire+0x134/0x160
[    9.680883][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.681015][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.681261][  T202]  ? trace_contention_end+0xb3/0x1a0
[    9.681394][  T202]  ? __mutex_lock+0x1db/0x2010
[    9.681524][  T202]  ? __mutex_lock+0x9b2/0x2010
[    9.681655][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.681791][  T202]  ? ww_mutex_lock+0x160/0x160
[    9.681922][  T202]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.682058][  T202]  ? __rtnl_newlink+0x3fa/0xa50
[    9.682305][  T202]  rtnl_newlink+0x8d1/0xee0
[    9.682443][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.682575][  T202]  ? find_held_lock+0x2b/0x80
[    9.682709][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.682850][  T202]  ? mark_usage+0x61/0x170
[    9.682983][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.683236][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.683370][  T202]  ? find_held_lock+0x2b/0x80
[    9.683505][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.683653][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.683788][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.683922][  T202]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.684056][  T202]  ? validate_chain+0x38b/0xc20
[    9.684303][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.684435][  T202]  ? __lock_acquire+0x508/0xc10
[    9.684568][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.684698][  T202]  ? find_held_lock+0x2b/0x80
[    9.684847][  T202]  netlink_rcv_skb+0x14e/0x3a0
[    9.684979][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.685114][  T202]  ? netlink_ack+0xcd0/0xcd0
[    9.685357][  T202]  ? netlink_deliver_tap+0xc5/0x330
[    9.685488][  T202]  ? netlink_deliver_tap+0x13c/0x330
[    9.685623][  T202]  netlink_unicast+0x486/0x750
[    9.685758][  T202]  ? netlink_attachskb+0x810/0x810
[    9.685895][  T202]  ? __lock_acquire+0x508/0xc10
[    9.686033][  T202]  netlink_sendmsg+0x735/0xc60
[    9.686280][  T202]  ? netlink_unicast+0x750/0x750
[    9.686416][  T202]  ? __might_fault+0x97/0x140
[    9.686551][  T202]  ____sys_sendmsg+0x419/0x850
[    9.686685][  T202]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.686826][  T202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.686994][  T202]  ? move_addr_to_kernel+0x40/0x40
[    9.687239][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.687372][  T202]  ? validate_chain+0x38b/0xc20
[    9.687507][  T202]  ___sys_sendmsg+0x14e/0x1d0
[    9.687639][  T202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.687809][  T202]  ? copy_msghdr_from_user+0x460/0x460
[    9.687952][  T202]  __sys_sendmsg+0x145/0x1f0
[    9.688085][  T202]  ? __sys_sendmsg_sock+0x20/0x20
[    9.688330][  T202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.688502][  T202]  ? do_raw_spin_unlock+0x59/0x250
[    9.688634][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.688774][  T202]  do_syscall_64+0x117/0xfc0
[    9.688919][  T202]  ? trace_hardirqs_off+0xd/0x30
[    9.689052][  T202]  ? exc_page_fault+0xee/0x100
[    9.689303][  T202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.689470][  T202] RIP: 0033:0x7fd20fc8e08e
[    9.689607][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.690088][  T202] RSP: 002b:00007ffdbc75f900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.690421][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd20fc8e08e
[    9.690624][  T202] RDX: 0000000000000000 RSI: 00007ffdbc75f9b0 RDI: 0000000000000005
[    9.690832][  T202] RBP: 00007ffdbc75f910 R08: 0000000000000000 R09: 0000000000000000
[    9.691036][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.691372][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc760080
[    9.691576][  T202]  </TASK>
[    9.691677][  T202] irq event stamp: 27861
[    9.691779][  T202] hardirqs last  enabled at (27869): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.692013][  T202] hardirqs last disabled at (27876): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.692360][  T202] softirqs last  enabled at (28056): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.692593][  T202] softirqs last disabled at (27885): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.692839][  T202] ---[ end trace 0000000000000000 ]---
[    9.694391][  T202] ------------[ cut here ]------------
[    9.694547][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
[    9.694799][  T202] Modules linked in:
[    9.694914][  T202] CPU: 0 UID: 0 PID: 202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.695210][  T202] Tainted: [W]=WARN
[    9.695317][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.695489][  T202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.695671][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.696176][  T202] RSP: 0018:ffa0000000966d20 EFLAGS: 00010286
[    9.696353][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d7fb40 RCX: 1ff400000012cd6a
[    9.696559][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7fbf0
[    9.696773][  T202] RBP: ff1100000c8f1000 R08: 1fe22000013aff7f R09: ff1100000cac8b58
[    9.696983][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.697771][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.697998][  T202] FS:  00007fd20fa54840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.698334][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.698569][  T202] CR2: 0000556be6ec0d5c CR3: 000000000d4b6003 CR4: 0000000000771ef0
[    9.698869][  T202] PKRU: 55555554
[    9.698977][  T202] Call Trace:
[    9.699086][  T202]  <TASK>
[    9.699317][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.699465][  T202]  rtnetlink_event+0xe0/0x1f0
[    9.699612][  T202]  notifier_call_chain+0xb0/0x320
[    9.699755][  T202]  __netdev_upper_dev_link+0x3a5/0x590
[    9.699988][  T202]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[    9.700234][  T202]  ? netdev_wait_allrefs_any+0x570/0x570
[    9.700378][  T202]  netdev_master_upper_dev_link+0x86/0xb0
[    9.700513][  T202]  ? netdev_upper_dev_link+0xb0/0xb0
[    9.700646][  T202]  ? netdev_is_rx_handler_busy+0x62/0xd0
[    9.700795][  T202]  ? netdev_rx_handler_register+0x1b/0xc0
[    9.700935][  T202]  bond_enslave+0x224d/0x4e20
[    9.701077][  T202]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.701281][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.701412][  T202]  ? find_held_lock+0x2b/0x80
[    9.701549][  T202]  ? mark_usage+0x61/0x170
[    9.701684][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.701826][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.701963][  T202]  do_set_master+0x3b2/0x780
[    9.702103][  T202]  ? kernel_text_address+0x149/0x170
[    9.702317][  T202]  do_setlink.isra.0+0x9ec/0x2a60
[    9.702453][  T202]  ? rtnl_link_get_size+0x350/0x350
[    9.702592][  T202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.702768][  T202]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.702909][  T202]  ? validate_chain+0x38b/0xc20
[    9.703046][  T202]  ? rcu_read_lock_any_held+0x66/0x90
[    9.703277][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.703418][  T202]  ? __kernel_text_address+0x12/0x30
[    9.703556][  T202]  ? __lock_acquire+0x508/0xc10
[    9.703700][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.703835][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.703977][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.704187][  T202]  ? lock_acquire+0x134/0x160
[    9.704329][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.704466][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.704607][  T202]  ? trace_contention_end+0xb3/0x1a0
[    9.704747][  T202]  ? __mutex_lock+0x1db/0x2010
[    9.704893][  T202]  ? __mutex_lock+0x9b2/0x2010
[    9.705042][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.705284][  T202]  ? ww_mutex_lock+0x160/0x160
[    9.705423][  T202]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.705567][  T202]  ? __rtnl_newlink+0x3fa/0xa50
[    9.705711][  T202]  rtnl_newlink+0x8d1/0xee0
[    9.705847][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.705981][  T202]  ? find_held_lock+0x2b/0x80
[    9.706197][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.706340][  T202]  ? mark_usage+0x61/0x170
[    9.706483][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.706622][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.706762][  T202]  ? find_held_lock+0x2b/0x80
[    9.706903][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.707040][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.707305][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.707446][  T202]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.707585][  T202]  ? validate_chain+0x38b/0xc20
[    9.707727][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.707866][  T202]  ? __lock_acquire+0x508/0xc10
[    9.708012][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.708275][  T202]  ? find_held_lock+0x2b/0x80
[    9.708417][  T202]  netlink_rcv_skb+0x14e/0x3a0
[    9.708555][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.708693][  T202]  ? netlink_ack+0xcd0/0xcd0
[    9.708845][  T202]  ? netlink_deliver_tap+0xc5/0x330
[    9.708984][  T202]  ? netlink_deliver_tap+0x13c/0x330
[    9.709250][  T202]  netlink_unicast+0x486/0x750
[    9.709388][  T202]  ? netlink_attachskb+0x810/0x810
[    9.709525][  T202]  ? __lock_acquire+0x508/0xc10
[    9.709667][  T202]  netlink_sendmsg+0x735/0xc60
[    9.709805][  T202]  ? netlink_unicast+0x750/0x750
[    9.709944][  T202]  ? __might_fault+0x97/0x140
[    9.710083][  T202]  ____sys_sendmsg+0x419/0x850
[    9.710332][  T202]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.710465][  T202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.710637][  T202]  ? move_addr_to_kernel+0x40/0x40
[    9.710779][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.710916][  T202]  ? validate_chain+0x38b/0xc20
[    9.711055][  T202]  ___sys_sendmsg+0x14e/0x1d0
[    9.711328][  T202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.711498][  T202]  ? copy_msghdr_from_user+0x460/0x460
[    9.711648][  T202]  __sys_sendmsg+0x145/0x1f0
[    9.711785][  T202]  ? __sys_sendmsg_sock+0x20/0x20
[    9.711921][  T202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.712090][  T202]  ? do_raw_spin_unlock+0x59/0x250
[    9.712328][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.712470][  T202]  do_syscall_64+0x117/0xfc0
[    9.712610][  T202]  ? trace_hardirqs_off+0xd/0x30
[    9.712750][  T202]  ? exc_page_fault+0xee/0x100
[    9.712895][  T202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.713066][  T202] RIP: 0033:0x7fd20fc8e08e
[    9.713278][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.713771][  T202] RSP: 002b:00007ffdbc75f900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.713979][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd20fc8e08e
[    9.714257][  T202] RDX: 0000000000000000 RSI: 00007ffdbc75f9b0 RDI: 0000000000000005
[    9.714463][  T202] RBP: 00007ffdbc75f910 R08: 0000000000000000 R09: 0000000000000000
[    9.714660][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.714891][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc760080
[    9.715111][  T202]  </TASK>
[    9.715274][  T202] irq event stamp: 32643
[    9.715383][  T202] hardirqs last  enabled at (32651): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.715625][  T202] hardirqs last disabled at (32658): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.715864][  T202] softirqs last  enabled at (32640): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.716105][  T202] softirqs last disabled at (32547): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.716365][  T202] ---[ end trace 0000000000000000 ]---
[    9.725591][  T202] ------------[ cut here ]------------
[    9.725733][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
[    9.725960][  T202] Modules linked in:
[    9.726060][  T202] CPU: 0 UID: 0 PID: 202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.726333][  T202] Tainted: [W]=WARN
[    9.726431][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.726592][  T202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.726763][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.727236][  T202] RSP: 0018:ffa0000000966e10 EFLAGS: 00010286
[    9.727403][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d7fcc0 RCX: 1ff400000012cd88
[    9.727596][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7fd70
[    9.727793][  T202] RBP: ff1100000c8f1000 R08: 1fe22000013affaf R09: ff1100000cac8b58
[    9.727988][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.728192][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.728392][  T202] FS:  00007fd20fa54840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.728619][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.728788][  T202] CR2: 0000556be6ec0d5c CR3: 000000000d4b6003 CR4: 0000000000771ef0
[    9.728987][  T202] PKRU: 55555554
[    9.729086][  T202] Call Trace:
[    9.729220][  T202]  <TASK>
[    9.729287][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.729419][  T202]  rtnetlink_event+0xe0/0x1f0
[    9.729548][  T202]  notifier_call_chain+0xb0/0x320
[    9.729680][  T202]  netdev_lower_state_changed+0xa0/0x100
[    9.729811][  T202]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[    9.729972][  T202]  ? netdev_upper_dev_link+0xb0/0xb0
[    9.730104][  T202]  ? netdev_is_rx_handler_busy+0x62/0xd0
[    9.730239][  T202]  bond_enslave+0x2358/0x4e20
[    9.730376][  T202]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.730506][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.730634][  T202]  ? find_held_lock+0x2b/0x80
[    9.730764][  T202]  ? mark_usage+0x61/0x170
[    9.730893][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.731026][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.731169][  T202]  do_set_master+0x3b2/0x780
[    9.731302][  T202]  ? kernel_text_address+0x149/0x170
[    9.731432][  T202]  do_setlink.isra.0+0x9ec/0x2a60
[    9.731565][  T202]  ? rtnl_link_get_size+0x350/0x350
[    9.731695][  T202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.731858][  T202]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.731986][  T202]  ? validate_chain+0x38b/0xc20
[    9.732120][  T202]  ? rcu_read_lock_any_held+0x66/0x90
[    9.732255][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.732384][  T202]  ? __kernel_text_address+0x12/0x30
[    9.732515][  T202]  ? __lock_acquire+0x508/0xc10
[    9.732646][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.732775][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.732903][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.733031][  T202]  ? lock_acquire+0x134/0x160
[    9.733171][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.733299][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.733426][  T202]  ? trace_contention_end+0xb3/0x1a0
[    9.733556][  T202]  ? __mutex_lock+0x1db/0x2010
[    9.733684][  T202]  ? __mutex_lock+0x9b2/0x2010
[    9.733813][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.733943][  T202]  ? ww_mutex_lock+0x160/0x160
[    9.734071][  T202]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.734214][  T202]  ? __rtnl_newlink+0x3fa/0xa50
[    9.734348][  T202]  rtnl_newlink+0x8d1/0xee0
[    9.734478][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.734605][  T202]  ? find_held_lock+0x2b/0x80
[    9.734735][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.734864][  T202]  ? mark_usage+0x61/0x170
[    9.734992][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.735133][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.735263][  T202]  ? find_held_lock+0x2b/0x80
[    9.735392][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.735521][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.735652][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.735781][  T202]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.735912][  T202]  ? validate_chain+0x38b/0xc20
[    9.736042][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.736185][  T202]  ? __lock_acquire+0x508/0xc10
[    9.736316][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.736444][  T202]  ? find_held_lock+0x2b/0x80
[    9.736574][  T202]  netlink_rcv_skb+0x14e/0x3a0
[    9.736702][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.736832][  T202]  ? netlink_ack+0xcd0/0xcd0
[    9.736964][  T202]  ? netlink_deliver_tap+0xc5/0x330
[    9.737094][  T202]  ? netlink_deliver_tap+0x13c/0x330
[    9.737235][  T202]  netlink_unicast+0x486/0x750
[    9.737366][  T202]  ? netlink_attachskb+0x810/0x810
[    9.737495][  T202]  ? __lock_acquire+0x508/0xc10
[    9.737626][  T202]  netlink_sendmsg+0x735/0xc60
[    9.737758][  T202]  ? netlink_unicast+0x750/0x750
[    9.737890][  T202]  ? __might_fault+0x97/0x140
[    9.738021][  T202]  ____sys_sendmsg+0x419/0x850
[    9.738159][  T202]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.738288][  T202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.738447][  T202]  ? move_addr_to_kernel+0x40/0x40
[    9.738577][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.738704][  T202]  ? validate_chain+0x38b/0xc20
[    9.738833][  T202]  ___sys_sendmsg+0x14e/0x1d0
[    9.738960][  T202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.739130][  T202]  ? copy_msghdr_from_user+0x460/0x460
[    9.739271][  T202]  __sys_sendmsg+0x145/0x1f0
[    9.739400][  T202]  ? __sys_sendmsg_sock+0x20/0x20
[    9.739529][  T202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.739692][  T202]  ? do_raw_spin_unlock+0x59/0x250
[    9.739821][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.739949][  T202]  do_syscall_64+0x117/0xfc0
[    9.740081][  T202]  ? trace_hardirqs_off+0xd/0x30
[    9.740219][  T202]  ? exc_page_fault+0xee/0x100
[    9.740362][  T202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.740522][  T202] RIP: 0033:0x7fd20fc8e08e
[    9.740655][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.741113][  T202] RSP: 002b:00007ffdbc75f900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.741310][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd20fc8e08e
[    9.741500][  T202] RDX: 0000000000000000 RSI: 00007ffdbc75f9b0 RDI: 0000000000000005
[    9.741690][  T202] RBP: 00007ffdbc75f910 R08: 0000000000000000 R09: 0000000000000000
[    9.741888][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.742079][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc760080
[    9.742288][  T202]  </TASK>
[    9.742384][  T202] irq event stamp: 40755
[    9.742481][  T202] hardirqs last  enabled at (40763): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.742707][  T202] hardirqs last disabled at (40770): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.742929][  T202] softirqs last  enabled at (40034): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.743161][  T202] softirqs last disabled at (40029): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.743382][  T202] ---[ end trace 0000000000000000 ]---
[    9.743720][  T202] ------------[ cut here ]------------
[    9.743846][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/202
[    9.744066][  T202] Modules linked in:
[    9.744176][  T202] CPU: 0 UID: 0 PID: 202 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.744432][  T202] Tainted: [W]=WARN
[    9.744532][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.744692][  T202] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.744861][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.745845][  T202] RSP: 0018:ffa0000000966db8 EFLAGS: 00010286
[    9.746008][  T202] RAX: 00000000ffffffa6 RBX: ff11000009d7fe40 RCX: 1ff400000012cd7d
[    9.746254][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7fef0
[    9.746446][  T202] RBP: ff1100000c4fa000 R08: 1fe22000013affdf R09: ff1100000cac8b58
[    9.746635][  T202] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[    9.746827][  T202] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[    9.747019][  T202] FS:  00007fd20fa54840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.747294][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.747452][  T202] CR2: 0000556be6ec0d5c CR3: 000000000d4b6003 CR4: 0000000000771ef0
[    9.747645][  T202] PKRU: 55555554
[    9.747741][  T202] Call Trace:
[    9.747836][  T202]  <TASK>
[    9.747901][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.748031][  T202]  rtnetlink_event+0xe0/0x1f0
[    9.748169][  T202]  notifier_call_chain+0xb0/0x320
[    9.748300][  T202]  netdev_compute_master_upper_features+0x6d8/0xdd0
[    9.748460][  T202]  ? kernfs_rename_ns+0x45e/0x960
[    9.748590][  T202]  ? netdev_lower_state_changed+0xa0/0x100
[    9.748752][  T202]  ? netdev_change_features+0xa0/0xa0
[    9.748880][  T202]  ? netdev_upper_dev_link+0xb0/0xb0
[    9.749006][  T202]  ? sysfs_create_files+0x75/0x1c0
[    9.749141][  T202]  bond_enslave+0x240e/0x4e20
[    9.749274][  T202]  ? bond_update_slave_arr+0xcf0/0xcf0
[    9.749402][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.749531][  T202]  ? find_held_lock+0x2b/0x80
[    9.749659][  T202]  ? mark_usage+0x61/0x170
[    9.749786][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.749916][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.750044][  T202]  do_set_master+0x3b2/0x780
[    9.750182][  T202]  ? kernel_text_address+0x149/0x170
[    9.750311][  T202]  do_setlink.isra.0+0x9ec/0x2a60
[    9.750440][  T202]  ? rtnl_link_get_size+0x350/0x350
[    9.750569][  T202]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.750726][  T202]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.750851][  T202]  ? validate_chain+0x38b/0xc20
[    9.750979][  T202]  ? rcu_read_lock_any_held+0x66/0x90
[    9.751106][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.751236][  T202]  ? __kernel_text_address+0x12/0x30
[    9.751364][  T202]  ? __lock_acquire+0x508/0xc10
[    9.751494][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.751620][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.751748][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.751875][  T202]  ? lock_acquire+0x134/0x160
[    9.752000][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.752135][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.752259][  T202]  ? trace_contention_end+0xb3/0x1a0
[    9.752387][  T202]  ? __mutex_lock+0x1db/0x2010
[    9.752512][  T202]  ? __mutex_lock+0x9b2/0x2010
[    9.752638][  T202]  ? rtnl_newlink+0x883/0xee0
[    9.752766][  T202]  ? ww_mutex_lock+0x160/0x160
[    9.752893][  T202]  ? nla_get_range_signed+0x3d0/0x3d0
[    9.753022][  T202]  ? __rtnl_newlink+0x3fa/0xa50
[    9.753162][  T202]  rtnl_newlink+0x8d1/0xee0
[    9.753290][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.753418][  T202]  ? find_held_lock+0x2b/0x80
[    9.753545][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.753671][  T202]  ? mark_usage+0x61/0x170
[    9.753802][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.753934][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.754061][  T202]  ? find_held_lock+0x2b/0x80
[    9.754199][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.754328][  T202]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.754455][  T202]  ? __rtnl_newlink+0xa50/0xa50
[    9.754584][  T202]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.754712][  T202]  ? validate_chain+0x38b/0xc20
[    9.754840][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.754966][  T202]  ? __lock_acquire+0x508/0xc10
[    9.755097][  T202]  ? lock_acquire.part.0+0xbc/0x260
[    9.755232][  T202]  ? find_held_lock+0x2b/0x80
[    9.755365][  T202]  netlink_rcv_skb+0x14e/0x3a0
[    9.755493][  T202]  ? rtnl_link_fill+0x900/0x900
[    9.755619][  T202]  ? netlink_ack+0xcd0/0xcd0
[    9.755750][  T202]  ? netlink_deliver_tap+0xc5/0x330
[    9.755877][  T202]  ? netlink_deliver_tap+0x13c/0x330
[    9.756007][  T202]  netlink_unicast+0x486/0x750
[    9.756142][  T202]  ? netlink_attachskb+0x810/0x810
[    9.756272][  T202]  ? __lock_acquire+0x508/0xc10
[    9.756400][  T202]  netlink_sendmsg+0x735/0xc60
[    9.756530][  T202]  ? netlink_unicast+0x750/0x750
[    9.756660][  T202]  ? __might_fault+0x97/0x140
[    9.756789][  T202]  ____sys_sendmsg+0x419/0x850
[    9.756917][  T202]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.757044][  T202]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.757213][  T202]  ? move_addr_to_kernel+0x40/0x40
[    9.757343][  T202]  ? stack_depot_save_flags+0x367/0x770
[    9.757471][  T202]  ? validate_chain+0x38b/0xc20
[    9.757599][  T202]  ___sys_sendmsg+0x14e/0x1d0
[    9.757726][  T202]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.757888][  T202]  ? copy_msghdr_from_user+0x460/0x460
[    9.758047][  T202]  __sys_sendmsg+0x145/0x1f0
[    9.758183][  T202]  ? __sys_sendmsg_sock+0x20/0x20
[    9.758310][  T202]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.758471][  T202]  ? do_raw_spin_unlock+0x59/0x250
[    9.758598][  T202]  ? rcu_is_watching+0x15/0xd0
[    9.758725][  T202]  do_syscall_64+0x117/0xfc0
[    9.758851][  T202]  ? trace_hardirqs_off+0xd/0x30
[    9.758977][  T202]  ? exc_page_fault+0xee/0x100
[    9.759107][  T202]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.759271][  T202] RIP: 0033:0x7fd20fc8e08e
[    9.759402][  T202] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.759850][  T202] RSP: 002b:00007ffdbc75f900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.760041][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd20fc8e08e
[    9.760237][  T202] RDX: 0000000000000000 RSI: 00007ffdbc75f9b0 RDI: 0000000000000005
[    9.760425][  T202] RBP: 00007ffdbc75f910 R08: 0000000000000000 R09: 0000000000000000
[    9.760613][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.760801][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbc760080
[    9.760995][  T202]  </TASK>
[    9.761088][  T202] irq event stamp: 42993
[    9.761193][  T202] hardirqs last  enabled at (43003): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.761413][  T202] hardirqs last disabled at (43010): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.761633][  T202] softirqs last  enabled at (42786): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.761857][  T202] softirqs last disabled at (42781): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.762077][  T202] ---[ end trace 0000000000000000 ]---
[    9.762371][  T202] bond0: (slave eth1): Enslaving as a backup interface with an up link
[    9.762645][   T37] ------------[ cut here ]------------
[    9.762774][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:0/37
[    9.763025][   T37] Modules linked in:
[    9.763147][   T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.763437][   T37] Tainted: [W]=WARN
[    9.763535][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.763700][   T37] Workqueue: events_unbound linkwatch_event
[    9.763877][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.764050][   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 48 ce f0 ff b9 a6 ff ff
[    9.764527][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[    9.764683][   T37] RAX: 00000000ffffffa6 RBX: ff11000005e1fb40 RCX: 1ff4000000053f02
[    9.764871][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e1fbf0
[    9.765060][   T37] RBP: ff1100000c8f1000 R08: 1fe2200000bc3f7f R09: ff11000001d88ba8
[    9.765260][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.765452][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.765642][   T37] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.765885][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.766055][   T37] CR2: 000055a063ef4140 CR3: 0000000038b39003 CR4: 0000000000771ef0
[    9.766253][   T37] PKRU: 55555554
[    9.766346][   T37] Call Trace:
[    9.766440][   T37]  <TASK>
[    9.766509][   T37]  ? ip6_route_dev_notify+0x3d/0x380
[    9.766640][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.766769][   T37]  ? notifier_call_chain+0xb0/0x320
[    9.766896][   T37]  rtmsg_ifinfo+0x5c/0xb0
[    9.766992][   T37]  netif_state_change+0x155/0x3d0
[    9.767124][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[    9.767303][   T37]  ? linkwatch_do_dev+0xae/0xd0
[    9.767436][   T37]  __linkwatch_run_queue+0x350/0x850
[    9.767568][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[    9.767702][   T37]  linkwatch_event+0x7f/0xb0
[    9.767827][   T37]  ? __linkwatch_run_queue+0x850/0x850
[    9.767954][   T37]  process_one_work+0xdf8/0x1410
[    9.768082][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[    9.768227][   T37]  ? lock_acquire.part.0+0xbc/0x260
[    9.768367][   T37]  worker_thread+0x4f1/0xd60
[    9.768497][   T37]  ? rescuer_thread+0x1320/0x1320
[    9.768621][   T37]  kthread+0x367/0x460
[    9.768718][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.768874][   T37]  ? kthread_affine_node+0x330/0x330
[    9.769001][   T37]  ret_from_fork+0x474/0x6b0
[    9.769138][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[    9.769294][   T37]  ? __switch_to+0x5a3/0xe00
[    9.769418][   T37]  ? kthread_affine_node+0x330/0x330
[    9.769546][   T37]  ret_from_fork_asm+0x11/0x20
[    9.769682][   T37]  </TASK>
[    9.769772][   T37] irq event stamp: 27353
[    9.769866][   T37] hardirqs last  enabled at (27361): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.770087][   T37] hardirqs last disabled at (27368): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.770321][   T37] softirqs last  enabled at (27076): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.770544][   T37] softirqs last disabled at (27071): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.770770][   T37] ---[ end trace 0000000000000000 ]---
[    9.783756][   T37] br0: port 2(s1) entered blocking state
[    9.783902][   T37] br0: port 2(s1) entered forwarding state
[    9.784329][   T37] ------------[ cut here ]------------
[    9.784460][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u18:0/37
[    9.784711][   T37] Modules linked in:
[    9.784817][   T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.785104][   T37] Tainted: [W]=WARN
[    9.785210][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.785373][   T37] Workqueue: events_unbound linkwatch_event
[    9.785548][   T37] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.785713][   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 48 ce f0 ff b9 a6 ff ff
[    9.786194][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[    9.786408][   T37] RAX: 00000000ffffffa6 RBX: ff1100000510e940 RCX: 1ff4000000053f02
[    9.786629][   T37] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000510e9f0
[    9.786822][   T37] RBP: ff1100000c8f4000 R08: 1fe2200000a21d3f R09: ff11000001d88ba8
[    9.787015][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[    9.787275][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.787474][   T37] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[    9.787708][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.787893][   T37] CR2: 000055a063ef4140 CR3: 0000000038b39003 CR4: 0000000000771ef0
[    9.788082][   T37] PKRU: 55555554
[    9.788198][   T37] Call Trace:
[    9.788289][   T37]  <TASK>
[    9.788359][   T37]  ? ip6_route_dev_notify+0x3d/0x380
[    9.788485][   T37]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.788601][   T37]  ? notifier_call_chain+0xb0/0x320
[    9.788718][   T37]  rtmsg_ifinfo+0x5c/0xb0
[    9.788807][   T37]  netif_state_change+0x155/0x3d0
[    9.788925][   T37]  ? call_netdevice_notifiers_info+0xd0/0xd0
[    9.789074][   T37]  ? linkwatch_do_dev+0xae/0xd0
[    9.789202][   T37]  __linkwatch_run_queue+0x350/0x850
[    9.789318][   T37]  ? linkwatch_do_dev+0xd0/0xd0
[    9.789435][   T37]  linkwatch_event+0x7f/0xb0
[    9.789548][   T37]  ? __linkwatch_run_queue+0x850/0x850
[    9.789663][   T37]  process_one_work+0xdf8/0x1410
[    9.789782][   T37]  ? pwq_dec_nr_in_flight+0x710/0x710
[    9.789897][   T37]  ? lock_acquire.part.0+0xbc/0x260
[    9.790019][   T37]  worker_thread+0x4f1/0xd60
[    9.790145][   T37]  ? rescuer_thread+0x1320/0x1320
[    9.790258][   T37]  kthread+0x367/0x460
[    9.790345][   T37]  ? trace_irq_enable.constprop.0+0x9b/0x180
[    9.790490][   T37]  ? kthread_affine_node+0x330/0x330
[    9.790606][   T37]  ret_from_fork+0x474/0x6b0
[    9.790723][   T37]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[    9.790872][   T37]  ? __switch_to+0x5a3/0xe00
[    9.790989][   T37]  ? kthread_affine_node+0x330/0x330
[    9.791108][   T37]  ret_from_fork_asm+0x11/0x20
[    9.791237][   T37]  </TASK>
[    9.791323][   T37] irq event stamp: 36359
[    9.791408][   T37] hardirqs last  enabled at (36367): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.791608][   T37] hardirqs last disabled at (36374): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.791808][   T37] softirqs last  enabled at (36090): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.792017][   T37] softirqs last disabled at (36007): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.792230][   T37] ---[ end trace 0000000000000000 ]---
[    9.841809][  T205] ------------[ cut here ]------------
[    9.841959][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/205
[    9.842196][  T205] Modules linked in:
[    9.842296][  T205] CPU: 0 UID: 0 PID: 205 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.842574][  T205] Tainted: [W]=WARN
[    9.842670][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.842835][  T205] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.843001][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.843521][  T205] RSP: 0018:ffa0000000967020 EFLAGS: 00010286
[    9.843686][  T205] RAX: 00000000ffffffa6 RBX: ff1100000510edc0 RCX: 1ff400000012cdca
[    9.843878][  T205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000510ee70
[    9.844069][  T205] RBP: ff1100000c4fa000 R08: 1fe2200000a21dcf R09: ff1100000bfeae58
[    9.844333][  T205] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.844523][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.844712][  T205] FS:  00007f069cd1f840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[    9.845009][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.845252][  T205] CR2: 0000000023410988 CR3: 000000000bf51001 CR4: 0000000000771ef0
[    9.845441][  T205] PKRU: 55555554
[    9.845536][  T205] Call Trace:
[    9.845630][  T205]  <TASK>
[    9.845696][  T205]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.845826][  T205]  rtmsg_ifinfo+0x5c/0xb0
[    9.845924][  T205]  ? mark_held_locks+0x40/0x70
[    9.846051][  T205]  __dev_notify_flags+0x1b8/0x280
[    9.846268][  T205]  ? netif_change_name+0x8c0/0x8c0
[    9.846395][  T205]  ? __dev_change_flags+0x4a4/0x6d0
[    9.846522][  T205]  ? netif_set_allmulti+0x2c0/0x2c0
[    9.846649][  T205]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.846776][  T205]  ? is_bpf_text_address+0x68/0x110
[    9.846906][  T205]  netif_change_flags+0xfe/0x190
[    9.847033][  T205]  ? unwind_get_return_address+0x67/0xd0
[    9.847249][  T205]  do_setlink.isra.0+0x1d25/0x2a60
[    9.847377][  T205]  ? rtnl_link_get_size+0x350/0x350
[    9.847505][  T205]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[    9.847662][  T205]  ? rcu_read_lock_any_held+0x3c/0x90
[    9.847789][  T205]  ? validate_chain+0x38b/0xc20
[    9.847915][  T205]  ? rcu_read_lock_any_held+0x66/0x90
[    9.848044][  T205]  ? stack_depot_save_flags+0x367/0x770
[    9.848259][  T205]  ? __kernel_text_address+0x12/0x30
[    9.848386][  T205]  ? __lock_acquire+0x508/0xc10
[    9.848514][  T205]  ? lock_acquire.part.0+0xbc/0x260
[    9.848640][  T205]  ? rtnl_newlink+0x883/0xee0
[    9.848768][  T205]  ? rcu_is_watching+0x15/0xd0
[    9.848893][  T205]  ? lock_acquire+0x134/0x160
[    9.849018][  T205]  ? rcu_is_watching+0x15/0xd0
[    9.849221][  T205]  ? rcu_is_watching+0x15/0xd0
[    9.849348][  T205]  ? trace_contention_end+0xb3/0x1a0
[    9.849475][  T205]  ? __mutex_lock+0x1db/0x2010
[    9.849601][  T205]  ? __mutex_lock+0x9b2/0x2010
[    9.849727][  T205]  ? rtnl_newlink+0x883/0xee0
[    9.849855][  T205]  ? ww_mutex_lock+0x160/0x160
[    9.849983][  T205]  ? __rtnl_newlink+0x3fa/0xa50
[    9.850116][  T205]  rtnl_newlink+0x8d1/0xee0
[    9.850309][  T205]  ? lock_acquire.part.0+0xbc/0x260
[    9.850435][  T205]  ? find_held_lock+0x2b/0x80
[    9.850562][  T205]  ? __rtnl_newlink+0xa50/0xa50
[    9.850690][  T205]  ? mark_usage+0x61/0x170
[    9.850818][  T205]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.850947][  T205]  ? lock_acquire.part.0+0xbc/0x260
[    9.851072][  T205]  ? find_held_lock+0x2b/0x80
[    9.851276][  T205]  ? __rtnl_newlink+0xa50/0xa50
[    9.851404][  T205]  ? __lock_release.isra.0+0x6b/0x1a0
[    9.851531][  T205]  ? __rtnl_newlink+0xa50/0xa50
[    9.851658][  T205]  rtnetlink_rcv_msg+0x6fd/0xbd0
[    9.851784][  T205]  ? validate_chain+0x38b/0xc20
[    9.851910][  T205]  ? rtnl_link_fill+0x900/0x900
[    9.852037][  T205]  ? __lock_acquire+0x508/0xc10
[    9.852172][  T205]  ? lock_acquire.part.0+0xbc/0x260
[    9.852300][  T205]  ? find_held_lock+0x2b/0x80
[    9.852428][  T205]  netlink_rcv_skb+0x14e/0x3a0
[    9.852554][  T205]  ? rtnl_link_fill+0x900/0x900
[    9.852680][  T205]  ? netlink_ack+0xcd0/0xcd0
[    9.852810][  T205]  ? netlink_deliver_tap+0xc5/0x330
[    9.852934][  T205]  ? netlink_deliver_tap+0x13c/0x330
[    9.853063][  T205]  netlink_unicast+0x486/0x750
[    9.853201][  T205]  ? netlink_attachskb+0x810/0x810
[    9.853328][  T205]  ? __lock_acquire+0x508/0xc10
[    9.853456][  T205]  netlink_sendmsg+0x735/0xc60
[    9.853584][  T205]  ? netlink_unicast+0x750/0x750
[    9.853711][  T205]  ? __might_fault+0x97/0x140
[    9.853841][  T205]  ____sys_sendmsg+0x419/0x850
[    9.853970][  T205]  ? copy_msghdr_from_user+0x2a0/0x460
[    9.854095][  T205]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[    9.854263][  T205]  ? move_addr_to_kernel+0x40/0x40
[    9.854390][  T205]  ? stack_depot_save_flags+0x367/0x770
[    9.854516][  T205]  ? validate_chain+0x38b/0xc20
[    9.854643][  T205]  ___sys_sendmsg+0x14e/0x1d0
[    9.854769][  T205]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[    9.854925][  T205]  ? copy_msghdr_from_user+0x460/0x460
[    9.855062][  T205]  __sys_sendmsg+0x145/0x1f0
[    9.855199][  T205]  ? __sys_sendmsg_sock+0x20/0x20
[    9.855324][  T205]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[    9.855483][  T205]  ? do_raw_spin_unlock+0x59/0x250
[    9.855608][  T205]  ? rcu_is_watching+0x15/0xd0
[    9.855734][  T205]  do_syscall_64+0x117/0xfc0
[    9.855860][  T205]  ? trace_hardirqs_off+0xd/0x30
[    9.855985][  T205]  ? exc_page_fault+0xee/0x100
[    9.856116][  T205]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.856277][  T205] RIP: 0033:0x7f069cf5908e
[    9.856409][  T205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    9.856856][  T205] RSP: 002b:00007ffd59a09a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.857047][  T205] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f069cf5908e
[    9.857243][  T205] RDX: 0000000000000000 RSI: 00007ffd59a09b30 RDI: 0000000000000005
[    9.857432][  T205] RBP: 00007ffd59a09a90 R08: 0000000000000000 R09: 0000000000000000
[    9.857621][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[    9.857812][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd59a0a200
[    9.858004][  T205]  </TASK>
[    9.858102][  T205] irq event stamp: 23015
[    9.858200][  T205] hardirqs last  enabled at (23025): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.858420][  T205] hardirqs last disabled at (23032): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.858640][  T205] softirqs last  enabled at (22618): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.858860][  T205] softirqs last disabled at (22495): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.859078][  T205] ---[ end trace 0000000000000000 ]---
[    9.949637][  T209] ------------[ cut here ]------------
[    9.949856][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/209
[    9.950627][  T209] Modules linked in:
[    9.950779][  T209] CPU: 2 UID: 0 PID: 209 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[    9.951086][  T209] Tainted: [W]=WARN
[    9.951248][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.951454][  T209] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[    9.951667][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[    9.952184][  T209] RSP: 0018:ffa0000000997aa8 EFLAGS: 00010286
[    9.952392][  T209] RAX: 00000000ffffffa6 RBX: ff11000008e187c0 RCX: 1ff4000000132f1b
[    9.952629][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e18870
[    9.952869][  T209] RBP: ff11000002074000 R08: 1fe22000011c310f R09: ff1100000c902e80
[    9.953114][  T209] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.953362][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002074000
[    9.953605][  T209] FS:  00007f4b38c11840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[    9.953875][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.954081][  T209] CR2: 00007f4b38e18430 CR3: 000000000d266002 CR4: 0000000000771ef0
[    9.954338][  T209] PKRU: 55555554
[    9.954479][  T209] Call Trace:
[    9.954619][  T209]  <TASK>
[    9.954734][  T209]  ? ip6_route_dev_notify+0x250/0x380
[    9.954911][  T209]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[    9.955085][  T209]  ? notifier_call_chain+0xb0/0x320
[    9.955278][  T209]  rtmsg_ifinfo+0x5c/0xb0
[    9.955422][  T209]  register_netdevice+0x1526/0x1bc0
[    9.955601][  T209]  ? unregister_netdevice_queue+0x470/0x470
[    9.955807][  T209]  register_netdev+0x23/0x40
[    9.955982][  T209]  loopback_net_init+0x7d/0x150
[    9.956177][  T209]  ops_init+0x187/0x560
[    9.956326][  T209]  setup_net+0x11b/0x3b0
[    9.956468][  T209]  ? unregister_pernet_device+0x80/0x80
[    9.956639][  T209]  ? lockdep_init_map_type+0x5d/0x250
[    9.956812][  T209]  ? mutex_init_lockdep+0xf6/0x120
[    9.956986][  T209]  copy_net_ns+0x2fd/0x450
[    9.957177][  T209]  create_new_namespaces+0x371/0xa10
[    9.957352][  T209]  unshare_nsproxy_namespaces+0xa5/0x150
[    9.957528][  T209]  ksys_unshare+0x47e/0x8c0
[    9.957703][  T209]  ? walk_process_tree+0x350/0x350
[    9.957882][  T209]  ? __ia32_sys_open+0x1b0/0x1b0
[    9.958059][  T209]  __x64_sys_unshare+0x34/0x50
[    9.958253][  T209]  ? do_syscall_64+0x82/0xfc0
[    9.958427][  T209]  do_syscall_64+0x117/0xfc0
[    9.958600][  T209]  ? trace_hardirqs_off+0xd/0x30
[    9.958772][  T209]  ? exc_page_fault+0xee/0x100
[    9.958948][  T209]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    9.959172][  T209] RIP: 0033:0x7f4b38ed3bcb
[    9.959350][  T209] 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
[    9.959842][  T209] RSP: 002b:00007ffef4327e38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.960081][  T209] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4b38ed3bcb
[    9.960333][  T209] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.960567][  T209] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.960799][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffef432a060
[    9.961037][  T209] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef432b847
[    9.961297][  T209]  </TASK>
[    9.961436][  T209] irq event stamp: 29703
[    9.961575][  T209] hardirqs last  enabled at (29713): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[    9.961842][  T209] hardirqs last disabled at (29722): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[    9.962118][  T209] softirqs last  enabled at (29140): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[    9.962397][  T209] softirqs last disabled at (28337): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[    9.962663][  T209] ---[ end trace 0000000000000000 ]---
[   10.005528][  T210] ------------[ cut here ]------------
[   10.005718][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
[   10.005993][  T210] Modules linked in:
[   10.006160][  T210] CPU: 2 UID: 0 PID: 210 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.006469][  T210] Tainted: [W]=WARN
[   10.006612][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.006824][  T210] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.007042][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.007567][  T210] RSP: 0018:ffa00000009a6e30 EFLAGS: 00010286
[   10.007779][  T210] RAX: 00000000ffffffa6 RBX: ff1100000d64cdc0 RCX: 1ff4000000134d8c
[   10.008020][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64ce70
[   10.008282][  T210] RBP: ff1100000918c000 R08: 1fe2200001ac99cf R09: ff1100000d450b80
[   10.008527][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.008770][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008ba3500
[   10.009012][  T210] FS:  00007f65c2fba840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.009308][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.009519][  T210] CR2: 00000000004eb188 CR3: 000000000d555004 CR4: 0000000000771ef0
[   10.009760][  T210] PKRU: 55555554
[   10.009905][  T210] Call Trace:
[   10.010049][  T210]  <TASK>
[   10.010179][  T210]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.010361][  T210]  rtmsg_ifinfo+0x5c/0xb0
[   10.010510][  T210]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   10.010722][  T210]  __dev_notify_flags+0x1b8/0x280
[   10.010902][  T210]  ? netif_change_name+0x8c0/0x8c0
[   10.011079][  T210]  ? rtnl_newlink+0x8d1/0xee0
[   10.011274][  T210]  ? rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.011451][  T210]  ? netlink_rcv_skb+0x14e/0x3a0
[   10.011630][  T210]  ? add_timer_on+0x580/0x580
[   10.011809][  T210]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.011988][  T210]  ? mark_held_locks+0x40/0x70
[   10.012187][  T210]  rtnl_configure_link+0x1ac/0x390
[   10.012364][  T210]  ? lockdep_hardirqs_on+0x8c/0x130
[   10.012541][  T210]  ? queue_delayed_work_on+0x95/0x100
[   10.012720][  T210]  veth_newlink+0x330/0x8d0
[   10.012901][  T210]  ? veth_poll_controller+0x10/0x10
[   10.013081][  T210]  ? kasan_save_stack+0x2f/0x50
[   10.013278][  T210]  ? kasan_save_track+0x14/0x30
[   10.013457][  T210]  ? __kasan_kmalloc+0x7b/0x90
[   10.013649][  T210]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   10.013826][  T210]  ? alloc_netdev_mqs+0xe85/0x1420
[   10.014005][  T210]  ? rtnl_af_lookup+0x290/0x290
[   10.014201][  T210]  ? alloc_netdev_mqs+0xed0/0x1420
[   10.014384][  T210]  ? rtnl_create_link+0x169/0xf20
[   10.014564][  T210]  rtnl_newlink_create+0x2da/0x8c0
[   10.014745][  T210]  ? rtnl_create_link+0xf20/0xf20
[   10.014925][  T210]  ? __dev_get_by_name+0x12/0x50
[   10.015112][  T210]  ? rtnl_dev_get+0xd7/0x170
[   10.015306][  T210]  __rtnl_newlink+0x22b/0xa50
[   10.015490][  T210]  rtnl_newlink+0x8d1/0xee0
[   10.015668][  T210]  ? lock_acquire.part.0+0xbc/0x260
[   10.015843][  T210]  ? find_held_lock+0x2b/0x80
[   10.016020][  T210]  ? __rtnl_newlink+0xa50/0xa50
[   10.016216][  T210]  ? mark_usage+0x61/0x170
[   10.016394][  T210]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.016574][  T210]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.016754][  T210]  ? __rtnl_newlink+0xa50/0xa50
[   10.016931][  T210]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.017115][  T210]  ? validate_chain+0x38b/0xc20
[   10.017307][  T210]  ? rtnl_link_fill+0x900/0x900
[   10.017484][  T210]  ? __lock_acquire+0x508/0xc10
[   10.017664][  T210]  ? lock_acquire.part.0+0xbc/0x260
[   10.017839][  T210]  ? find_held_lock+0x2b/0x80
[   10.018018][  T210]  netlink_rcv_skb+0x14e/0x3a0
[   10.018213][  T210]  ? rtnl_link_fill+0x900/0x900
[   10.018390][  T210]  ? netlink_ack+0xcd0/0xcd0
[   10.018570][  T210]  ? netlink_deliver_tap+0xc5/0x330
[   10.018748][  T210]  ? netlink_deliver_tap+0x13c/0x330
[   10.018927][  T210]  netlink_unicast+0x486/0x750
[   10.019111][  T210]  ? netlink_attachskb+0x810/0x810
[   10.019300][  T210]  ? __lock_acquire+0x508/0xc10
[   10.019490][  T210]  netlink_sendmsg+0x735/0xc60
[   10.019670][  T210]  ? netlink_unicast+0x750/0x750
[   10.019848][  T210]  ? __might_fault+0x97/0x140
[   10.020031][  T210]  ____sys_sendmsg+0x419/0x850
[   10.020226][  T210]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.020402][  T210]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.020610][  T210]  ? move_addr_to_kernel+0x40/0x40
[   10.020788][  T210]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.020966][  T210]  ? rcu_read_unlock+0x1b/0x70
[   10.021160][  T210]  ___sys_sendmsg+0x14e/0x1d0
[   10.021337][  T210]  ? wp_page_copy+0x6bf/0x10d0
[   10.021514][  T210]  ? copy_msghdr_from_user+0x460/0x460
[   10.021694][  T210]  ? do_wp_page+0x957/0x10a0
[   10.021875][  T210]  ? lock_vma_under_rcu+0x159/0x410
[   10.022055][  T210]  __sys_sendmsg+0x145/0x1f0
[   10.022252][  T210]  ? __sys_sendmsg_sock+0x20/0x20
[   10.022430][  T210]  ? rcu_is_watching+0x15/0xd0
[   10.022608][  T210]  ? rcu_is_watching+0x15/0xd0
[   10.022788][  T210]  do_syscall_64+0x117/0xfc0
[   10.022964][  T210]  ? trace_hardirqs_off+0xd/0x30
[   10.023155][  T210]  ? exc_page_fault+0xee/0x100
[   10.023330][  T210]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.023537][  T210] RIP: 0033:0x7f65c31f408e
[   10.023719][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.024251][  T210] RSP: 002b:00007fffe7fcfd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.024493][  T210] RAX: ffffffffffffffda RBX: 00007fffe7fd04e8 RCX: 00007f65c31f408e
[   10.024730][  T210] RDX: 0000000000000000 RSI: 00007fffe7fcfdf0 RDI: 0000000000000005
[   10.024969][  T210] RBP: 00007fffe7fcfd50 R08: 0000000000000000 R09: 0000000000000000
[   10.025222][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.025461][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe7fd04c0
[   10.025706][  T210]  </TASK>
[   10.025848][  T210] irq event stamp: 38583
[   10.025991][  T210] hardirqs last  enabled at (38593): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.026283][  T210] hardirqs last disabled at (38604): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.026554][  T210] softirqs last  enabled at (37490): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   10.026826][  T210] softirqs last disabled at (37488): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   10.027095][  T210] ---[ end trace 0000000000000000 ]---
[   10.033194][  T210] ------------[ cut here ]------------
[   10.033387][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/210
[   10.033675][  T210] Modules linked in:
[   10.033834][  T210] CPU: 2 UID: 0 PID: 210 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.034193][  T210] Tainted: [W]=WARN
[   10.034347][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.034577][  T210] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.034807][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.035369][  T210] RSP: 0018:ffa00000009a71b0 EFLAGS: 00010286
[   10.035598][  T210] RAX: 00000000ffffffa6 RBX: ff11000009168ac0 RCX: 1ff4000000134dfc
[   10.035845][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009168b70
[   10.036091][  T210] RBP: ff11000009f44000 R08: 1fe220000122d16f R09: ff1100000d450b80
[   10.036930][  T210] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.037268][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba412fa0
[   10.037596][  T210] FS:  00007f65c2fba840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.037934][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.038238][  T210] CR2: 00000000004eb188 CR3: 000000000d555004 CR4: 0000000000771ef0
[   10.038541][  T210] PKRU: 55555554
[   10.038759][  T210] Call Trace:
[   10.038977][  T210]  <TASK>
[   10.039168][  T210]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.039427][  T210]  rtmsg_ifinfo+0x5c/0xb0
[   10.039642][  T210]  __dev_notify_flags+0x1b8/0x280
[   10.039908][  T210]  ? netif_change_name+0x8c0/0x8c0
[   10.040193][  T210]  ? rtnl_af_lookup+0x290/0x290
[   10.040429][  T210]  ? alloc_netdev_mqs+0xed0/0x1420
[   10.040661][  T210]  rtnl_configure_link+0x1ac/0x390
[   10.040888][  T210]  rtnl_newlink_create+0x353/0x8c0
[   10.041186][  T210]  ? rtnl_create_link+0xf20/0xf20
[   10.041416][  T210]  ? __dev_get_by_name+0x12/0x50
[   10.041645][  T210]  ? rtnl_dev_get+0xd7/0x170
[   10.041875][  T210]  __rtnl_newlink+0x22b/0xa50
[   10.042114][  T210]  rtnl_newlink+0x8d1/0xee0
[   10.042360][  T210]  ? lock_acquire.part.0+0xbc/0x260
[   10.042587][  T210]  ? find_held_lock+0x2b/0x80
[   10.042814][  T210]  ? __rtnl_newlink+0xa50/0xa50
[   10.043043][  T210]  ? mark_usage+0x61/0x170
[   10.043294][  T210]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.043530][  T210]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.043759][  T210]  ? __rtnl_newlink+0xa50/0xa50
[   10.043989][  T210]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.044234][  T210]  ? validate_chain+0x38b/0xc20
[   10.044464][  T210]  ? rtnl_link_fill+0x900/0x900
[   10.044693][  T210]  ? __lock_acquire+0x508/0xc10
[   10.044930][  T210]  ? lock_acquire.part.0+0xbc/0x260
[   10.045175][  T210]  ? find_held_lock+0x2b/0x80
[   10.045405][  T210]  netlink_rcv_skb+0x14e/0x3a0
[   10.045630][  T210]  ? rtnl_link_fill+0x900/0x900
[   10.045861][  T210]  ? netlink_ack+0xcd0/0xcd0
[   10.046093][  T210]  ? netlink_deliver_tap+0xc5/0x330
[   10.046339][  T210]  ? netlink_deliver_tap+0x13c/0x330
[   10.046568][  T210]  netlink_unicast+0x486/0x750
[   10.046796][  T210]  ? netlink_attachskb+0x810/0x810
[   10.047034][  T210]  ? __lock_acquire+0x508/0xc10
[   10.047283][  T210]  netlink_sendmsg+0x735/0xc60
[   10.047513][  T210]  ? netlink_unicast+0x750/0x750
[   10.047740][  T210]  ? __might_fault+0x97/0x140
[   10.047971][  T210]  ____sys_sendmsg+0x419/0x850
[   10.048215][  T210]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.048441][  T210]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.048705][  T210]  ? move_addr_to_kernel+0x40/0x40
[   10.048929][  T210]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.049110][  T210]  ? rcu_read_unlock+0x1b/0x70
[   10.049298][  T210]  ___sys_sendmsg+0x14e/0x1d0
[   10.049471][  T210]  ? wp_page_copy+0x6bf/0x10d0
[   10.049645][  T210]  ? copy_msghdr_from_user+0x460/0x460
[   10.049822][  T210]  ? do_wp_page+0x957/0x10a0
[   10.049999][  T210]  ? lock_vma_under_rcu+0x159/0x410
[   10.050194][  T210]  __sys_sendmsg+0x145/0x1f0
[   10.050369][  T210]  ? __sys_sendmsg_sock+0x20/0x20
[   10.050550][  T210]  ? rcu_is_watching+0x15/0xd0
[   10.050724][  T210]  ? rcu_is_watching+0x15/0xd0
[   10.050898][  T210]  do_syscall_64+0x117/0xfc0
[   10.051072][  T210]  ? trace_hardirqs_off+0xd/0x30
[   10.051265][  T210]  ? exc_page_fault+0xee/0x100
[   10.051441][  T210]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.051646][  T210] RIP: 0033:0x7f65c31f408e
[   10.051824][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.052342][  T210] RSP: 002b:00007fffe7fcfd40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.052580][  T210] RAX: ffffffffffffffda RBX: 00007fffe7fd04e8 RCX: 00007f65c31f408e
[   10.052816][  T210] RDX: 0000000000000000 RSI: 00007fffe7fcfdf0 RDI: 0000000000000005
[   10.053054][  T210] RBP: 00007fffe7fcfd50 R08: 0000000000000000 R09: 0000000000000000
[   10.053307][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.053543][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe7fd04c0
[   10.053785][  T210]  </TASK>
[   10.053927][  T210] irq event stamp: 49151
[   10.054068][  T210] hardirqs last  enabled at (49161): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.054348][  T210] hardirqs last disabled at (49172): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.054615][  T210] softirqs last  enabled at (48892): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.054882][  T210] softirqs last disabled at (48811): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.055173][  T210] ---[ end trace 0000000000000000 ]---
[   10.084766][  T211] ------------[ cut here ]------------
[   10.084914][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/211
[   10.085146][  T211] Modules linked in:
[   10.085248][  T211] CPU: 0 UID: 0 PID: 211 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.085506][  T211] Tainted: [W]=WARN
[   10.085603][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.085762][  T211] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.085926][  T211] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.086386][  T211] RSP: 0018:ffa00000009b7020 EFLAGS: 00010286
[   10.086545][  T211] RAX: 00000000ffffffa6 RBX: ff1100000c960040 RCX: 1ff4000000136dca
[   10.086737][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9600f0
[   10.086935][  T211] RBP: ff1100000918c000 R08: 1fe220000192c01f R09: ff1100000d455158
[   10.087135][  T211] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.087375][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.087566][  T211] FS:  00007f817a47c840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.087788][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.087947][  T211] CR2: 000000003164c988 CR3: 000000000bf5a003 CR4: 0000000000771ef0
[   10.088148][  T211] PKRU: 55555554
[   10.088242][  T211] Call Trace:
[   10.088337][  T211]  <TASK>
[   10.088403][  T211]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.088532][  T211]  rtmsg_ifinfo+0x5c/0xb0
[   10.088627][  T211]  ? mark_held_locks+0x40/0x70
[   10.088752][  T211]  __dev_notify_flags+0x1b8/0x280
[   10.088879][  T211]  ? netif_change_name+0x8c0/0x8c0
[   10.089007][  T211]  ? __dev_change_flags+0x4a4/0x6d0
[   10.089230][  T211]  ? netif_set_allmulti+0x2c0/0x2c0
[   10.089357][  T211]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.089484][  T211]  ? is_bpf_text_address+0x68/0x110
[   10.089612][  T211]  netif_change_flags+0xfe/0x190
[   10.089739][  T211]  ? unwind_get_return_address+0x67/0xd0
[   10.089866][  T211]  do_setlink.isra.0+0x1d25/0x2a60
[   10.089995][  T211]  ? rtnl_link_get_size+0x350/0x350
[   10.090192][  T211]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.090349][  T211]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.090475][  T211]  ? validate_chain+0x38b/0xc20
[   10.090602][  T211]  ? rcu_read_lock_any_held+0x66/0x90
[   10.090726][  T211]  ? stack_depot_save_flags+0x367/0x770
[   10.090855][  T211]  ? __kernel_text_address+0x12/0x30
[   10.090983][  T211]  ? __lock_acquire+0x508/0xc10
[   10.091112][  T211]  ? lock_acquire.part.0+0xbc/0x260
[   10.091333][  T211]  ? rtnl_newlink+0x883/0xee0
[   10.091458][  T211]  ? rcu_is_watching+0x15/0xd0
[   10.091584][  T211]  ? lock_acquire+0x134/0x160
[   10.091709][  T211]  ? rcu_is_watching+0x15/0xd0
[   10.091836][  T211]  ? rcu_is_watching+0x15/0xd0
[   10.091962][  T211]  ? trace_contention_end+0xb3/0x1a0
[   10.092088][  T211]  ? __mutex_lock+0x1db/0x2010
[   10.092292][  T211]  ? __mutex_lock+0x9b2/0x2010
[   10.092417][  T211]  ? rtnl_newlink+0x883/0xee0
[   10.092544][  T211]  ? ww_mutex_lock+0x160/0x160
[   10.092672][  T211]  ? __rtnl_newlink+0x3fa/0xa50
[   10.092801][  T211]  rtnl_newlink+0x8d1/0xee0
[   10.092928][  T211]  ? lock_acquire.part.0+0xbc/0x260
[   10.093053][  T211]  ? find_held_lock+0x2b/0x80
[   10.093269][  T211]  ? __rtnl_newlink+0xa50/0xa50
[   10.093394][  T211]  ? mark_usage+0x61/0x170
[   10.093518][  T211]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.093647][  T211]  ? lock_acquire.part.0+0xbc/0x260
[   10.093772][  T211]  ? find_held_lock+0x2b/0x80
[   10.093898][  T211]  ? __rtnl_newlink+0xa50/0xa50
[   10.094026][  T211]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.094232][  T211]  ? __rtnl_newlink+0xa50/0xa50
[   10.094358][  T211]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.094484][  T211]  ? validate_chain+0x38b/0xc20
[   10.094609][  T211]  ? rtnl_link_fill+0x900/0x900
[   10.094734][  T211]  ? __lock_acquire+0x508/0xc10
[   10.094862][  T211]  ? lock_acquire.part.0+0xbc/0x260
[   10.094987][  T211]  ? find_held_lock+0x2b/0x80
[   10.095118][  T211]  netlink_rcv_skb+0x14e/0x3a0
[   10.095297][  T211]  ? rtnl_link_fill+0x900/0x900
[   10.095422][  T211]  ? netlink_ack+0xcd0/0xcd0
[   10.095550][  T211]  ? netlink_deliver_tap+0xc5/0x330
[   10.095674][  T211]  ? netlink_deliver_tap+0x13c/0x330
[   10.095801][  T211]  netlink_unicast+0x486/0x750
[   10.095928][  T211]  ? netlink_attachskb+0x810/0x810
[   10.096054][  T211]  ? __lock_acquire+0x508/0xc10
[   10.096240][  T211]  netlink_sendmsg+0x735/0xc60
[   10.096365][  T211]  ? netlink_unicast+0x750/0x750
[   10.096494][  T211]  ? __might_fault+0x97/0x140
[   10.096623][  T211]  ____sys_sendmsg+0x419/0x850
[   10.096749][  T211]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.096874][  T211]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.097031][  T211]  ? move_addr_to_kernel+0x40/0x40
[   10.097219][  T211]  ? stack_depot_save_flags+0x367/0x770
[   10.097345][  T211]  ? validate_chain+0x38b/0xc20
[   10.097472][  T211]  ___sys_sendmsg+0x14e/0x1d0
[   10.097597][  T211]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.097754][  T211]  ? copy_msghdr_from_user+0x460/0x460
[   10.097890][  T211]  __sys_sendmsg+0x145/0x1f0
[   10.098015][  T211]  ? __sys_sendmsg_sock+0x20/0x20
[   10.098192][  T211]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.098350][  T211]  ? do_raw_spin_unlock+0x59/0x250
[   10.098476][  T211]  ? rcu_is_watching+0x15/0xd0
[   10.098602][  T211]  do_syscall_64+0x117/0xfc0
[   10.098729][  T211]  ? trace_hardirqs_off+0xd/0x30
[   10.098854][  T211]  ? exc_page_fault+0xee/0x100
[   10.098981][  T211]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.099149][  T211] RIP: 0033:0x7f817a6b608e
[   10.099281][  T211] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.099721][  T211] RSP: 002b:00007fff69ab6840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.099913][  T211] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f817a6b608e
[   10.100105][  T211] RDX: 0000000000000000 RSI: 00007fff69ab68f0 RDI: 0000000000000005
[   10.100296][  T211] RBP: 00007fff69ab6850 R08: 0000000000000000 R09: 0000000000000000
[   10.100483][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.100669][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff69ab6fc0
[   10.100864][  T211]  </TASK>
[   10.100958][  T211] irq event stamp: 24457
[   10.101052][  T211] hardirqs last  enabled at (24465): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.101279][  T211] hardirqs last disabled at (24474): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.101549][  T211] softirqs last  enabled at (24316): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.101784][  T211] softirqs last disabled at (24243): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.102016][  T211] ---[ end trace 0000000000000000 ]---
[   10.135156][  T212] br0: port 3(c0) entered blocking state
[   10.135294][  T212] br0: port 3(c0) entered disabled state
[   10.135426][  T212] c0: entered allmulticast mode
[   10.136276][  T212] ------------[ cut here ]------------
[   10.136408][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/212
[   10.136635][  T212] Modules linked in:
[   10.136738][  T212] CPU: 0 UID: 0 PID: 212 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.137003][  T212] Tainted: [W]=WARN
[   10.137106][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.137272][  T212] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.137438][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.137898][  T212] RSP: 0018:ffa00000009c6ed0 EFLAGS: 00010286
[   10.138059][  T212] RAX: 00000000ffffffa6 RBX: ff1100000b31cdc0 RCX: 1ff4000000138da0
[   10.138262][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b31ce70
[   10.138457][  T212] RBP: ff1100000918c000 R08: 1fe22000016639cf R09: ff1100000d4bd158
[   10.138658][  T212] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.138850][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.139047][  T212] FS:  00007f5cd03ba840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.139284][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.139447][  T212] CR2: 000000000b038988 CR3: 000000000bf51005 CR4: 0000000000771ef0
[   10.139644][  T212] PKRU: 55555554
[   10.139741][  T212] Call Trace:
[   10.139840][  T212]  <TASK>
[   10.139908][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.140037][  T212]  rtnetlink_event+0xe0/0x1f0
[   10.140175][  T212]  notifier_call_chain+0xb0/0x320
[   10.140313][  T212]  __netdev_upper_dev_link+0x3a5/0x590
[   10.140452][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.140595][  T212]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.140727][  T212]  ? find_held_lock+0x2b/0x80
[   10.140863][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.141000][  T212]  ? __up_write+0x29a/0x520
[   10.141544][  T212]  ? kernfs_add_one+0xf6/0x660
[   10.141685][  T212]  netdev_master_upper_dev_link+0x86/0xb0
[   10.141825][  T212]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.141961][  T212]  ? netdev_is_rx_handler_busy+0x62/0xd0
[   10.142094][  T212]  ? sysfs_do_create_link_sd+0xa0/0x110
[   10.142243][  T212]  ? netdev_rx_handler_register+0x1b/0xc0
[   10.142379][  T212]  br_add_if+0x42e/0x1360
[   10.142489][  T212]  do_set_master+0x3b2/0x780
[   10.142623][  T212]  ? kernel_text_address+0x149/0x170
[   10.142765][  T212]  do_setlink.isra.0+0x9ec/0x2a60
[   10.142906][  T212]  ? rtnl_link_get_size+0x350/0x350
[   10.143041][  T212]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.143216][  T212]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.143346][  T212]  ? validate_chain+0x38b/0xc20
[   10.143480][  T212]  ? rcu_read_lock_any_held+0x66/0x90
[   10.143615][  T212]  ? stack_depot_save_flags+0x367/0x770
[   10.143752][  T212]  ? __kernel_text_address+0x12/0x30
[   10.143884][  T212]  ? __lock_acquire+0x508/0xc10
[   10.144027][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.144171][  T212]  ? rtnl_newlink+0x883/0xee0
[   10.144306][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.144442][  T212]  ? lock_acquire+0x134/0x160
[   10.144581][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.144713][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.144851][  T212]  ? trace_contention_end+0xb3/0x1a0
[   10.144986][  T212]  ? __mutex_lock+0x1db/0x2010
[   10.145131][  T212]  ? __mutex_lock+0x9b2/0x2010
[   10.145266][  T212]  ? rtnl_newlink+0x883/0xee0
[   10.145397][  T212]  ? ww_mutex_lock+0x160/0x160
[   10.145526][  T212]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.145665][  T212]  ? __rtnl_newlink+0x3fa/0xa50
[   10.145804][  T212]  rtnl_newlink+0x8d1/0xee0
[   10.145941][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.146074][  T212]  ? find_held_lock+0x2b/0x80
[   10.146222][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.146353][  T212]  ? mark_usage+0x61/0x170
[   10.146487][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.146626][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.146760][  T212]  ? find_held_lock+0x2b/0x80
[   10.146894][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.147029][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.147174][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.147309][  T212]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.147445][  T212]  ? validate_chain+0x38b/0xc20
[   10.147578][  T212]  ? rtnl_link_fill+0x900/0x900
[   10.147712][  T212]  ? __lock_acquire+0x508/0xc10
[   10.147850][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.147984][  T212]  ? find_held_lock+0x2b/0x80
[   10.148122][  T212]  netlink_rcv_skb+0x14e/0x3a0
[   10.148264][  T212]  ? rtnl_link_fill+0x900/0x900
[   10.148395][  T212]  ? netlink_ack+0xcd0/0xcd0
[   10.148530][  T212]  ? netlink_deliver_tap+0xc5/0x330
[   10.148659][  T212]  ? netlink_deliver_tap+0x13c/0x330
[   10.148790][  T212]  netlink_unicast+0x486/0x750
[   10.148921][  T212]  ? netlink_attachskb+0x810/0x810
[   10.149048][  T212]  ? __lock_acquire+0x508/0xc10
[   10.149189][  T212]  netlink_sendmsg+0x735/0xc60
[   10.149319][  T212]  ? netlink_unicast+0x750/0x750
[   10.149448][  T212]  ? __might_fault+0x97/0x140
[   10.149579][  T212]  ____sys_sendmsg+0x419/0x850
[   10.149708][  T212]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.149838][  T212]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.149997][  T212]  ? move_addr_to_kernel+0x40/0x40
[   10.150138][  T212]  ? stack_depot_save_flags+0x367/0x770
[   10.150269][  T212]  ? validate_chain+0x38b/0xc20
[   10.150402][  T212]  ___sys_sendmsg+0x14e/0x1d0
[   10.150533][  T212]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.150696][  T212]  ? copy_msghdr_from_user+0x460/0x460
[   10.150839][  T212]  __sys_sendmsg+0x145/0x1f0
[   10.150968][  T212]  ? __sys_sendmsg_sock+0x20/0x20
[   10.151096][  T212]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.151415][  T212]  ? do_raw_spin_unlock+0x59/0x250
[   10.151546][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.151677][  T212]  do_syscall_64+0x117/0xfc0
[   10.151806][  T212]  ? trace_hardirqs_off+0xd/0x30
[   10.151933][  T212]  ? exc_page_fault+0xee/0x100
[   10.152061][  T212]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.152233][  T212] RIP: 0033:0x7f5cd05f408e
[   10.152366][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.152824][  T212] RSP: 002b:00007ffcb929e650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.153019][  T212] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cd05f408e
[   10.153221][  T212] RDX: 0000000000000000 RSI: 00007ffcb929e700 RDI: 0000000000000005
[   10.153413][  T212] RBP: 00007ffcb929e660 R08: 0000000000000000 R09: 0000000000000000
[   10.153606][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.153799][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb929edd0
[   10.153995][  T212]  </TASK>
[   10.154090][  T212] irq event stamp: 27879
[   10.154199][  T212] hardirqs last  enabled at (27889): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.154427][  T212] hardirqs last disabled at (27896): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.154653][  T212] softirqs last  enabled at (27746): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.154880][  T212] softirqs last disabled at (27739): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.155107][  T212] ---[ end trace 0000000000000000 ]---
[   10.155284][  T212] c0: entered promiscuous mode
[   10.155463][  T212] ------------[ cut here ]------------
[   10.155593][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/212
[   10.155823][  T212] Modules linked in:
[   10.155926][  T212] CPU: 0 UID: 0 PID: 212 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.156208][  T212] Tainted: [W]=WARN
[   10.156310][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.156477][  T212] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.156648][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.157132][  T212] RSP: 0018:ffa00000009c6ed0 EFLAGS: 00010286
[   10.157301][  T212] RAX: 00000000ffffffa6 RBX: ff1100000b31d240 RCX: 1ff4000000138da0
[   10.157502][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b31d2f0
[   10.157698][  T212] RBP: ff1100000918c000 R08: 1fe2200001663a5f R09: ff1100000d4bd158
[   10.157903][  T212] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000100
[   10.158100][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc1ad80
[   10.158390][  T212] FS:  00007f5cd03ba840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.158624][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.158791][  T212] CR2: 000000000b038988 CR3: 000000000bf51005 CR4: 0000000000771ef0
[   10.158994][  T212] PKRU: 55555554
[   10.159092][  T212] Call Trace:
[   10.159282][  T212]  <TASK>
[   10.159350][  T212]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.159486][  T212]  rtmsg_ifinfo+0x5c/0xb0
[   10.159587][  T212]  __dev_notify_flags+0x1b8/0x280
[   10.159720][  T212]  ? netdev_info+0xe2/0x116
[   10.159855][  T212]  ? netdev_notice+0x120/0x120
[   10.159989][  T212]  ? netif_change_name+0x8c0/0x8c0
[   10.160208][  T212]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.160343][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.160479][  T212]  __dev_set_promiscuity+0x194/0x290
[   10.160613][  T212]  netif_set_promiscuity+0x4c/0xc0
[   10.160748][  T212]  dev_set_promiscuity+0xa1/0x230
[   10.160886][  T212]  br_manage_promisc+0xb2/0x160
[   10.161022][  T212]  br_add_if+0x625/0x1360
[   10.161238][  T212]  do_set_master+0x3b2/0x780
[   10.161374][  T212]  ? kernel_text_address+0x149/0x170
[   10.161511][  T212]  do_setlink.isra.0+0x9ec/0x2a60
[   10.161647][  T212]  ? rtnl_link_get_size+0x350/0x350
[   10.161781][  T212]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.161947][  T212]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.162081][  T212]  ? validate_chain+0x38b/0xc20
[   10.162236][  T212]  ? rcu_read_lock_any_held+0x66/0x90
[   10.162369][  T212]  ? stack_depot_save_flags+0x367/0x770
[   10.162502][  T212]  ? __kernel_text_address+0x12/0x30
[   10.162634][  T212]  ? __lock_acquire+0x508/0xc10
[   10.162771][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.162907][  T212]  ? rtnl_newlink+0x883/0xee0
[   10.163040][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.163181][  T212]  ? lock_acquire+0x134/0x160
[   10.163314][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.163446][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.163580][  T212]  ? trace_contention_end+0xb3/0x1a0
[   10.163714][  T212]  ? __mutex_lock+0x1db/0x2010
[   10.163849][  T212]  ? __mutex_lock+0x9b2/0x2010
[   10.163981][  T212]  ? rtnl_newlink+0x883/0xee0
[   10.164116][  T212]  ? ww_mutex_lock+0x160/0x160
[   10.164254][  T212]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.164390][  T212]  ? __rtnl_newlink+0x3fa/0xa50
[   10.164528][  T212]  rtnl_newlink+0x8d1/0xee0
[   10.164662][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.164801][  T212]  ? find_held_lock+0x2b/0x80
[   10.164949][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.165092][  T212]  ? mark_usage+0x61/0x170
[   10.165238][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.165378][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.165516][  T212]  ? find_held_lock+0x2b/0x80
[   10.165649][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.165782][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.165917][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.166052][  T212]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.166195][  T212]  ? validate_chain+0x38b/0xc20
[   10.166328][  T212]  ? rtnl_link_fill+0x900/0x900
[   10.166460][  T212]  ? __lock_acquire+0x508/0xc10
[   10.166595][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.166728][  T212]  ? find_held_lock+0x2b/0x80
[   10.166862][  T212]  netlink_rcv_skb+0x14e/0x3a0
[   10.166997][  T212]  ? rtnl_link_fill+0x900/0x900
[   10.167142][  T212]  ? netlink_ack+0xcd0/0xcd0
[   10.167278][  T212]  ? netlink_deliver_tap+0xc5/0x330
[   10.167411][  T212]  ? netlink_deliver_tap+0x13c/0x330
[   10.167547][  T212]  netlink_unicast+0x486/0x750
[   10.167681][  T212]  ? netlink_attachskb+0x810/0x810
[   10.167814][  T212]  ? __lock_acquire+0x508/0xc10
[   10.167950][  T212]  netlink_sendmsg+0x735/0xc60
[   10.168085][  T212]  ? netlink_unicast+0x750/0x750
[   10.168233][  T212]  ? __might_fault+0x97/0x140
[   10.168370][  T212]  ____sys_sendmsg+0x419/0x850
[   10.168506][  T212]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.168639][  T212]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.168814][  T212]  ? move_addr_to_kernel+0x40/0x40
[   10.168954][  T212]  ? stack_depot_save_flags+0x367/0x770
[   10.169088][  T212]  ? validate_chain+0x38b/0xc20
[   10.169238][  T212]  ___sys_sendmsg+0x14e/0x1d0
[   10.169372][  T212]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.169543][  T212]  ? copy_msghdr_from_user+0x460/0x460
[   10.169688][  T212]  __sys_sendmsg+0x145/0x1f0
[   10.169824][  T212]  ? __sys_sendmsg_sock+0x20/0x20
[   10.169958][  T212]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.170137][  T212]  ? do_raw_spin_unlock+0x59/0x250
[   10.170272][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.170405][  T212]  do_syscall_64+0x117/0xfc0
[   10.170540][  T212]  ? trace_hardirqs_off+0xd/0x30
[   10.170672][  T212]  ? exc_page_fault+0xee/0x100
[   10.170805][  T212]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.170973][  T212] RIP: 0033:0x7f5cd05f408e
[   10.171115][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.171594][  T212] RSP: 002b:00007ffcb929e650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.171795][  T212] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cd05f408e
[   10.171993][  T212] RDX: 0000000000000000 RSI: 00007ffcb929e700 RDI: 0000000000000005
[   10.172203][  T212] RBP: 00007ffcb929e660 R08: 0000000000000000 R09: 0000000000000000
[   10.172402][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.172597][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb929edd0
[   10.172802][  T212]  </TASK>
[   10.172906][  T212] irq event stamp: 29511
[   10.173013][  T212] hardirqs last  enabled at (29519): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.173267][  T212] hardirqs last disabled at (29528): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.173499][  T212] softirqs last  enabled at (28906): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.173729][  T212] softirqs last disabled at (28881): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.173959][  T212] ---[ end trace 0000000000000000 ]---
[   10.174399][  T212] ------------[ cut here ]------------
[   10.174526][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/212
[   10.174742][  T212] Modules linked in:
[   10.174840][  T212] CPU: 0 UID: 0 PID: 212 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.175093][  T212] Tainted: [W]=WARN
[   10.175933][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.176092][  T212] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.176317][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.176823][  T212] RSP: 0018:ffa00000009c6f70 EFLAGS: 00010286
[   10.176982][  T212] RAX: 00000000ffffffa6 RBX: ff1100000b31d6c0 RCX: 1ff4000000138db4
[   10.177228][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b31d770
[   10.177416][  T212] RBP: ff1100000bc1a000 R08: 1fe2200001663aef R09: ff1100000d4bd158
[   10.177605][  T212] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.177793][  T212] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   10.177982][  T212] FS:  00007f5cd03ba840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.178262][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.178423][  T212] CR2: 000000000b038988 CR3: 000000000bf51005 CR4: 0000000000771ef0
[   10.178612][  T212] PKRU: 55555554
[   10.178706][  T212] Call Trace:
[   10.178801][  T212]  <TASK>
[   10.178866][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.178992][  T212]  rtnetlink_event+0xe0/0x1f0
[   10.179179][  T212]  notifier_call_chain+0xb0/0x320
[   10.179310][  T212]  netdev_compute_master_upper_features+0x6d8/0xdd0
[   10.179472][  T212]  ? br_get_link_af_size_filtered+0x3c0/0x3f0
[   10.179632][  T212]  ? netdev_change_features+0xa0/0xa0
[   10.179760][  T212]  ? br_opt_toggle+0x45/0x140
[   10.179889][  T212]  br_add_if+0x98d/0x1360
[   10.179987][  T212]  do_set_master+0x3b2/0x780
[   10.180116][  T212]  ? kernel_text_address+0x149/0x170
[   10.180303][  T212]  do_setlink.isra.0+0x9ec/0x2a60
[   10.180432][  T212]  ? rtnl_link_get_size+0x350/0x350
[   10.180561][  T212]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.180717][  T212]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.180858][  T212]  ? validate_chain+0x38b/0xc20
[   10.180990][  T212]  ? rcu_read_lock_any_held+0x66/0x90
[   10.181123][  T212]  ? stack_depot_save_flags+0x367/0x770
[   10.181303][  T212]  ? __kernel_text_address+0x12/0x30
[   10.181431][  T212]  ? __lock_acquire+0x508/0xc10
[   10.181559][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.181684][  T212]  ? rtnl_newlink+0x883/0xee0
[   10.181812][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.181938][  T212]  ? lock_acquire+0x134/0x160
[   10.182065][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.182251][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.182378][  T212]  ? trace_contention_end+0xb3/0x1a0
[   10.182505][  T212]  ? __mutex_lock+0x1db/0x2010
[   10.182632][  T212]  ? __mutex_lock+0x9b2/0x2010
[   10.182762][  T212]  ? rtnl_newlink+0x883/0xee0
[   10.182892][  T212]  ? ww_mutex_lock+0x160/0x160
[   10.183016][  T212]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.183204][  T212]  ? __rtnl_newlink+0x3fa/0xa50
[   10.183331][  T212]  rtnl_newlink+0x8d1/0xee0
[   10.183460][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.183586][  T212]  ? find_held_lock+0x2b/0x80
[   10.183712][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.183839][  T212]  ? mark_usage+0x61/0x170
[   10.183964][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.184092][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.184285][  T212]  ? find_held_lock+0x2b/0x80
[   10.184413][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.184540][  T212]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.184670][  T212]  ? __rtnl_newlink+0xa50/0xa50
[   10.184800][  T212]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.184929][  T212]  ? validate_chain+0x38b/0xc20
[   10.185056][  T212]  ? rtnl_link_fill+0x900/0x900
[   10.185240][  T212]  ? __lock_acquire+0x508/0xc10
[   10.185368][  T212]  ? lock_acquire.part.0+0xbc/0x260
[   10.185494][  T212]  ? find_held_lock+0x2b/0x80
[   10.185621][  T212]  netlink_rcv_skb+0x14e/0x3a0
[   10.185747][  T212]  ? rtnl_link_fill+0x900/0x900
[   10.185873][  T212]  ? netlink_ack+0xcd0/0xcd0
[   10.186003][  T212]  ? netlink_deliver_tap+0xc5/0x330
[   10.186189][  T212]  ? netlink_deliver_tap+0x13c/0x330
[   10.186318][  T212]  netlink_unicast+0x486/0x750
[   10.186447][  T212]  ? netlink_attachskb+0x810/0x810
[   10.186578][  T212]  ? __lock_acquire+0x508/0xc10
[   10.186707][  T212]  netlink_sendmsg+0x735/0xc60
[   10.186837][  T212]  ? netlink_unicast+0x750/0x750
[   10.186967][  T212]  ? __might_fault+0x97/0x140
[   10.187096][  T212]  ____sys_sendmsg+0x419/0x850
[   10.187283][  T212]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.187410][  T212]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.187567][  T212]  ? move_addr_to_kernel+0x40/0x40
[   10.187696][  T212]  ? stack_depot_save_flags+0x367/0x770
[   10.187824][  T212]  ? validate_chain+0x38b/0xc20
[   10.187951][  T212]  ___sys_sendmsg+0x14e/0x1d0
[   10.188076][  T212]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.188291][  T212]  ? copy_msghdr_from_user+0x460/0x460
[   10.188428][  T212]  __sys_sendmsg+0x145/0x1f0
[   10.188558][  T212]  ? __sys_sendmsg_sock+0x20/0x20
[   10.188683][  T212]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.188845][  T212]  ? do_raw_spin_unlock+0x59/0x250
[   10.188973][  T212]  ? rcu_is_watching+0x15/0xd0
[   10.189099][  T212]  do_syscall_64+0x117/0xfc0
[   10.189284][  T212]  ? trace_hardirqs_off+0xd/0x30
[   10.189410][  T212]  ? exc_page_fault+0xee/0x100
[   10.189538][  T212]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.189698][  T212] RIP: 0033:0x7f5cd05f408e
[   10.189830][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.190346][  T212] RSP: 002b:00007ffcb929e650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.190542][  T212] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cd05f408e
[   10.190730][  T212] RDX: 0000000000000000 RSI: 00007ffcb929e700 RDI: 0000000000000005
[   10.190920][  T212] RBP: 00007ffcb929e660 R08: 0000000000000000 R09: 0000000000000000
[   10.191112][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.191363][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb929edd0
[   10.191557][  T212]  </TASK>
[   10.191652][  T212] irq event stamp: 33521
[   10.191746][  T212] hardirqs last  enabled at (33529): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.191962][  T212] hardirqs last disabled at (33536): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.192239][  T212] softirqs last  enabled at (33638): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.192509][  T212] softirqs last disabled at (33649): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.192725][  T212] ---[ end trace 0000000000000000 ]---
[   10.221482][  T213] ------------[ cut here ]------------
[   10.221625][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/213
[   10.221848][  T213] Modules linked in:
[   10.221949][  T213] CPU: 3 UID: 0 PID: 213 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.222471][  T213] Tainted: [W]=WARN
[   10.222570][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.222727][  T213] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.222903][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.223437][  T213] RSP: 0018:ffa00000009d7020 EFLAGS: 00010286
[   10.223595][  T213] RAX: 00000000ffffffa6 RBX: ff1100000c960640 RCX: 1ff400000013adca
[   10.223780][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9606f0
[   10.223965][  T213] RBP: ff11000009f44000 R08: 1fe220000192c0df R09: ff110000095eae58
[   10.224244][  T213] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.224433][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.224763][  T213] FS:  00007fbab6d6f840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   10.224987][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.225154][  T213] CR2: 0000000035d97988 CR3: 000000000bde7004 CR4: 0000000000771ef0
[   10.225345][  T213] PKRU: 55555554
[   10.225441][  T213] Call Trace:
[   10.225535][  T213]  <TASK>
[   10.225601][  T213]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.225729][  T213]  rtmsg_ifinfo+0x5c/0xb0
[   10.225826][  T213]  ? mark_held_locks+0x40/0x70
[   10.225951][  T213]  __dev_notify_flags+0x1b8/0x280
[   10.226077][  T213]  ? netif_change_name+0x8c0/0x8c0
[   10.226217][  T213]  ? __dev_change_flags+0x4a4/0x6d0
[   10.226342][  T213]  ? netif_set_allmulti+0x2c0/0x2c0
[   10.226466][  T213]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.226591][  T213]  ? is_bpf_text_address+0x68/0x110
[   10.226720][  T213]  netif_change_flags+0xfe/0x190
[   10.226856][  T213]  ? unwind_get_return_address+0x67/0xd0
[   10.226981][  T213]  do_setlink.isra.0+0x1d25/0x2a60
[   10.227111][  T213]  ? rtnl_link_get_size+0x350/0x350
[   10.227245][  T213]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.227400][  T213]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.227525][  T213]  ? validate_chain+0x38b/0xc20
[   10.227648][  T213]  ? rcu_read_lock_any_held+0x66/0x90
[   10.227774][  T213]  ? stack_depot_save_flags+0x367/0x770
[   10.227899][  T213]  ? __kernel_text_address+0x12/0x30
[   10.228024][  T213]  ? __lock_acquire+0x508/0xc10
[   10.228161][  T213]  ? lock_acquire.part.0+0xbc/0x260
[   10.228285][  T213]  ? rtnl_newlink+0x883/0xee0
[   10.228409][  T213]  ? rcu_is_watching+0x15/0xd0
[   10.228534][  T213]  ? lock_acquire+0x134/0x160
[   10.228658][  T213]  ? rcu_is_watching+0x15/0xd0
[   10.228781][  T213]  ? rcu_is_watching+0x15/0xd0
[   10.228908][  T213]  ? trace_contention_end+0xb3/0x1a0
[   10.229032][  T213]  ? __mutex_lock+0x1db/0x2010
[   10.229169][  T213]  ? __mutex_lock+0x9b2/0x2010
[   10.229295][  T213]  ? rtnl_newlink+0x883/0xee0
[   10.229424][  T213]  ? ww_mutex_lock+0x160/0x160
[   10.229552][  T213]  ? __rtnl_newlink+0x3fa/0xa50
[   10.229680][  T213]  rtnl_newlink+0x8d1/0xee0
[   10.229808][  T213]  ? lock_acquire.part.0+0xbc/0x260
[   10.229934][  T213]  ? find_held_lock+0x2b/0x80
[   10.230058][  T213]  ? __rtnl_newlink+0xa50/0xa50
[   10.230194][  T213]  ? mark_usage+0x61/0x170
[   10.230320][  T213]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.230449][  T213]  ? lock_acquire.part.0+0xbc/0x260
[   10.230576][  T213]  ? find_held_lock+0x2b/0x80
[   10.230702][  T213]  ? __rtnl_newlink+0xa50/0xa50
[   10.230830][  T213]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.230956][  T213]  ? __rtnl_newlink+0xa50/0xa50
[   10.231080][  T213]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.231213][  T213]  ? validate_chain+0x38b/0xc20
[   10.231338][  T213]  ? rtnl_link_fill+0x900/0x900
[   10.231463][  T213]  ? __lock_acquire+0x508/0xc10
[   10.231589][  T213]  ? lock_acquire.part.0+0xbc/0x260
[   10.231713][  T213]  ? find_held_lock+0x2b/0x80
[   10.231855][  T213]  netlink_rcv_skb+0x14e/0x3a0
[   10.231991][  T213]  ? rtnl_link_fill+0x900/0x900
[   10.232131][  T213]  ? netlink_ack+0xcd0/0xcd0
[   10.232262][  T213]  ? netlink_deliver_tap+0xc5/0x330
[   10.232390][  T213]  ? netlink_deliver_tap+0x13c/0x330
[   10.232520][  T213]  netlink_unicast+0x486/0x750
[   10.232649][  T213]  ? netlink_attachskb+0x810/0x810
[   10.232777][  T213]  ? __lock_acquire+0x508/0xc10
[   10.232904][  T213]  netlink_sendmsg+0x735/0xc60
[   10.233030][  T213]  ? netlink_unicast+0x750/0x750
[   10.233166][  T213]  ? __might_fault+0x97/0x140
[   10.233296][  T213]  ____sys_sendmsg+0x419/0x850
[   10.233423][  T213]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.233550][  T213]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.233705][  T213]  ? move_addr_to_kernel+0x40/0x40
[   10.233836][  T213]  ? stack_depot_save_flags+0x367/0x770
[   10.233962][  T213]  ? validate_chain+0x38b/0xc20
[   10.234088][  T213]  ___sys_sendmsg+0x14e/0x1d0
[   10.234225][  T213]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.234382][  T213]  ? copy_msghdr_from_user+0x460/0x460
[   10.234520][  T213]  __sys_sendmsg+0x145/0x1f0
[   10.234647][  T213]  ? __sys_sendmsg_sock+0x20/0x20
[   10.234773][  T213]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.234931][  T213]  ? do_raw_spin_unlock+0x59/0x250
[   10.235055][  T213]  ? rcu_is_watching+0x15/0xd0
[   10.235190][  T213]  do_syscall_64+0x117/0xfc0
[   10.235318][  T213]  ? trace_hardirqs_off+0xd/0x30
[   10.235444][  T213]  ? exc_page_fault+0xee/0x100
[   10.235570][  T213]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.235728][  T213] RIP: 0033:0x7fbab6fa908e
[   10.235859][  T213] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.236309][  T213] RSP: 002b:00007ffc4b99da60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.236499][  T213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbab6fa908e
[   10.236685][  T213] RDX: 0000000000000000 RSI: 00007ffc4b99db10 RDI: 0000000000000005
[   10.236887][  T213] RBP: 00007ffc4b99da70 R08: 0000000000000000 R09: 0000000000000000
[   10.237076][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.237277][  T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4b99e1e0
[   10.237471][  T213]  </TASK>
[   10.237565][  T213] irq event stamp: 18627
[   10.237660][  T213] hardirqs last  enabled at (18635): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.237877][  T213] hardirqs last disabled at (18642): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.238093][  T213] softirqs last  enabled at (17844): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.238322][  T213] softirqs last disabled at (17741): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.238542][  T213] ---[ end trace 0000000000000000 ]---
[   10.239349][   T39] ------------[ cut here ]------------
[   10.239481][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   10.239711][   T39] Modules linked in:
[   10.239805][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.240064][   T39] Tainted: [W]=WARN
[   10.240165][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.240307][   T39] Workqueue: events_unbound linkwatch_event
[   10.240456][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.240605][   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 48 ce f0 ff b9 a6 ff ff
[   10.241013][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   10.241167][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c9616c0 RCX: 1ff4000000057f02
[   10.241337][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c961770
[   10.241520][   T39] RBP: ff11000009f44000 R08: 1fe220000192c2ef R09: ff11000001d8d1a8
[   10.241694][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.241899][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.242075][   T39] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   10.242286][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.242432][   T39] CR2: 0000556be9cbb658 CR3: 0000000038b39004 CR4: 0000000000771ef0
[   10.242605][   T39] PKRU: 55555554
[   10.242692][   T39] Call Trace:
[   10.242778][   T39]  <TASK>
[   10.242839][   T39]  ? ip6_route_dev_notify+0x3d/0x380
[   10.242954][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.243068][   T39]  ? notifier_call_chain+0xb0/0x320
[   10.243194][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   10.243282][   T39]  netif_state_change+0x155/0x3d0
[   10.243397][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   10.243541][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   10.243655][   T39]  __linkwatch_run_queue+0x350/0x850
[   10.243769][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   10.243886][   T39]  linkwatch_event+0x7f/0xb0
[   10.243999][   T39]  ? __linkwatch_run_queue+0x850/0x850
[   10.244117][   T39]  process_one_work+0xdf8/0x1410
[   10.244262][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   10.244374][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   10.244494][   T39]  worker_thread+0x4f1/0xd60
[   10.244612][   T39]  ? rescuer_thread+0x1320/0x1320
[   10.244728][   T39]  kthread+0x367/0x460
[   10.244822][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   10.244967][   T39]  ? kthread_affine_node+0x330/0x330
[   10.245081][   T39]  ret_from_fork+0x474/0x6b0
[   10.245204][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   10.245346][   T39]  ? __switch_to+0x5a3/0xe00
[   10.245461][   T39]  ? kthread_affine_node+0x330/0x330
[   10.245575][   T39]  ret_from_fork_asm+0x11/0x20
[   10.245695][   T39]  </TASK>
[   10.245780][   T39] irq event stamp: 50063
[   10.245865][   T39] hardirqs last  enabled at (50071): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.246062][   T39] hardirqs last disabled at (50078): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.246269][   T39] softirqs last  enabled at (49954): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.246465][   T39] softirqs last disabled at (49919): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.246664][   T39] ---[ end trace 0000000000000000 ]---
[   10.248032][   T39] br0: port 3(c0) entered blocking state
[   10.248196][   T39] br0: port 3(c0) entered forwarding state
[   10.248502][   T39] ------------[ cut here ]------------
[   10.248617][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   10.248844][   T39] Modules linked in:
[   10.248935][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.249218][   T39] Tainted: [W]=WARN
[   10.249309][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.249500][   T39] Workqueue: events_unbound linkwatch_event
[   10.249667][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.249820][   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 48 ce f0 ff b9 a6 ff ff
[   10.250246][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   10.250396][   T39] RAX: 00000000ffffffa6 RBX: ff1100000c9cf540 RCX: 1ff4000000057f02
[   10.250566][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9cf5f0
[   10.250737][   T39] RBP: ff1100000918c000 R08: 1fe2200001939ebf R09: ff11000001d8d1a8
[   10.250907][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.251076][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.251259][   T39] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   10.251463][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.251607][   T39] CR2: 0000556be9cbb658 CR3: 0000000038b39004 CR4: 0000000000771ef0
[   10.251780][   T39] PKRU: 55555554
[   10.251866][   T39] Call Trace:
[   10.251956][   T39]  <TASK>
[   10.252017][   T39]  ? ip6_route_dev_notify+0x3d/0x380
[   10.252139][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.252253][   T39]  ? notifier_call_chain+0xb0/0x320
[   10.252370][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   10.252459][   T39]  netif_state_change+0x155/0x3d0
[   10.252575][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   10.252723][   T39]  ? linkwatch_do_dev+0xae/0xd0
[   10.252839][   T39]  __linkwatch_run_queue+0x350/0x850
[   10.252954][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   10.253071][   T39]  linkwatch_event+0x7f/0xb0
[   10.253196][   T39]  ? __linkwatch_run_queue+0x850/0x850
[   10.253314][   T39]  process_one_work+0xdf8/0x1410
[   10.253432][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   10.253548][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   10.253668][   T39]  worker_thread+0x4f1/0xd60
[   10.253792][   T39]  ? rescuer_thread+0x1320/0x1320
[   10.253909][   T39]  kthread+0x367/0x460
[   10.253999][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   10.254152][   T39]  ? kthread_affine_node+0x330/0x330
[   10.254266][   T39]  ret_from_fork+0x474/0x6b0
[   10.254383][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   10.254526][   T39]  ? __switch_to+0x5a3/0xe00
[   10.254640][   T39]  ? kthread_affine_node+0x330/0x330
[   10.254756][   T39]  ret_from_fork_asm+0x11/0x20
[   10.254878][   T39]  </TASK>
[   10.254964][   T39] irq event stamp: 51081
[   10.255049][   T39] hardirqs last  enabled at (51089): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.255257][   T39] hardirqs last disabled at (51098): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.255455][   T39] softirqs last  enabled at (50824): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.255653][   T39] softirqs last disabled at (50819): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.255849][   T39] ---[ end trace 0000000000000000 ]---
[   10.341968][  T217] ------------[ cut here ]------------
[   10.342138][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
[   10.342376][  T217] Modules linked in:
[   10.342482][  T217] CPU: 0 UID: 0 PID: 217 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.342745][  T217] Tainted: [W]=WARN
[   10.342846][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.343010][  T217] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.343190][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.343653][  T217] RSP: 0018:ffa00000009e6e30 EFLAGS: 00010286
[   10.343818][  T217] RAX: 00000000ffffffa6 RBX: ff1100000c950ac0 RCX: 1ff400000013cd8c
[   10.344011][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c950b70
[   10.344221][  T217] RBP: ff1100000cb89000 R08: 1fe220000192a16f R09: ff1100000cbe8b80
[   10.344419][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.344613][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000550dc80
[   10.344810][  T217] FS:  00007f140c846840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.345035][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.345206][  T217] CR2: 00000000004eb188 CR3: 000000000f033006 CR4: 0000000000771ef0
[   10.345400][  T217] PKRU: 55555554
[   10.345497][  T217] Call Trace:
[   10.345596][  T217]  <TASK>
[   10.345664][  T217]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.345796][  T217]  rtmsg_ifinfo+0x5c/0xb0
[   10.345896][  T217]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   10.346056][  T217]  __dev_notify_flags+0x1b8/0x280
[   10.346198][  T217]  ? netif_change_name+0x8c0/0x8c0
[   10.346327][  T217]  ? rtnl_newlink+0x8d1/0xee0
[   10.346456][  T217]  ? rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.346585][  T217]  ? netlink_rcv_skb+0x14e/0x3a0
[   10.346718][  T217]  ? add_timer_on+0x580/0x580
[   10.346850][  T217]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.346980][  T217]  ? mark_held_locks+0x40/0x70
[   10.347115][  T217]  rtnl_configure_link+0x1ac/0x390
[   10.347251][  T217]  ? lockdep_hardirqs_on+0x8c/0x130
[   10.347379][  T217]  ? queue_delayed_work_on+0x95/0x100
[   10.347509][  T217]  veth_newlink+0x330/0x8d0
[   10.347640][  T217]  ? veth_poll_controller+0x10/0x10
[   10.347769][  T217]  ? kasan_save_stack+0x2f/0x50
[   10.347904][  T217]  ? kasan_save_track+0x14/0x30
[   10.348034][  T217]  ? __kasan_kmalloc+0x7b/0x90
[   10.348187][  T217]  ? __kvmalloc_node_noprof+0x305/0x8a0
[   10.348318][  T217]  ? alloc_netdev_mqs+0xe85/0x1420
[   10.348449][  T217]  ? rtnl_af_lookup+0x290/0x290
[   10.348577][  T217]  ? alloc_netdev_mqs+0xed0/0x1420
[   10.348707][  T217]  ? rtnl_create_link+0x169/0xf20
[   10.348843][  T217]  rtnl_newlink_create+0x2da/0x8c0
[   10.348976][  T217]  ? rtnl_create_link+0xf20/0xf20
[   10.349108][  T217]  ? __dev_get_by_name+0x12/0x50
[   10.349245][  T217]  ? rtnl_dev_get+0xd7/0x170
[   10.349378][  T217]  __rtnl_newlink+0x22b/0xa50
[   10.349512][  T217]  rtnl_newlink+0x8d1/0xee0
[   10.349641][  T217]  ? lock_acquire.part.0+0xbc/0x260
[   10.349772][  T217]  ? find_held_lock+0x2b/0x80
[   10.349901][  T217]  ? __rtnl_newlink+0xa50/0xa50
[   10.350029][  T217]  ? mark_usage+0x61/0x170
[   10.350168][  T217]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.350303][  T217]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.350433][  T217]  ? __rtnl_newlink+0xa50/0xa50
[   10.350562][  T217]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.350690][  T217]  ? validate_chain+0x38b/0xc20
[   10.350828][  T217]  ? rtnl_link_fill+0x900/0x900
[   10.350956][  T217]  ? __lock_acquire+0x508/0xc10
[   10.351087][  T217]  ? lock_acquire.part.0+0xbc/0x260
[   10.351228][  T217]  ? find_held_lock+0x2b/0x80
[   10.351360][  T217]  netlink_rcv_skb+0x14e/0x3a0
[   10.351489][  T217]  ? rtnl_link_fill+0x900/0x900
[   10.351619][  T217]  ? netlink_ack+0xcd0/0xcd0
[   10.351752][  T217]  ? netlink_deliver_tap+0xc5/0x330
[   10.351881][  T217]  ? netlink_deliver_tap+0x13c/0x330
[   10.352014][  T217]  netlink_unicast+0x486/0x750
[   10.352154][  T217]  ? netlink_attachskb+0x810/0x810
[   10.352283][  T217]  ? __lock_acquire+0x508/0xc10
[   10.352414][  T217]  netlink_sendmsg+0x735/0xc60
[   10.352547][  T217]  ? netlink_unicast+0x750/0x750
[   10.352678][  T217]  ? __might_fault+0x97/0x140
[   10.352814][  T217]  ____sys_sendmsg+0x419/0x850
[   10.352944][  T217]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.353073][  T217]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.353244][  T217]  ? move_addr_to_kernel+0x40/0x40
[   10.353374][  T217]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.353503][  T217]  ? rcu_read_unlock+0x1b/0x70
[   10.353632][  T217]  ___sys_sendmsg+0x14e/0x1d0
[   10.353762][  T217]  ? wp_page_copy+0x6bf/0x10d0
[   10.353894][  T217]  ? copy_msghdr_from_user+0x460/0x460
[   10.354025][  T217]  ? do_wp_page+0x957/0x10a0
[   10.354167][  T217]  ? lock_vma_under_rcu+0x159/0x410
[   10.354299][  T217]  __sys_sendmsg+0x145/0x1f0
[   10.354428][  T217]  ? __sys_sendmsg_sock+0x20/0x20
[   10.354562][  T217]  ? rcu_is_watching+0x15/0xd0
[   10.354690][  T217]  ? rcu_is_watching+0x15/0xd0
[   10.354821][  T217]  do_syscall_64+0x117/0xfc0
[   10.354952][  T217]  ? trace_hardirqs_off+0xd/0x30
[   10.355081][  T217]  ? exc_page_fault+0xee/0x100
[   10.355220][  T217]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.355383][  T217] RIP: 0033:0x7f140ca8008e
[   10.355521][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.355981][  T217] RSP: 002b:00007ffe02e0e520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.356350][  T217] RAX: ffffffffffffffda RBX: 00007ffe02e0ecc8 RCX: 00007f140ca8008e
[   10.356567][  T217] RDX: 0000000000000000 RSI: 00007ffe02e0e5d0 RDI: 0000000000000005
[   10.356777][  T217] RBP: 00007ffe02e0e530 R08: 0000000000000000 R09: 0000000000000000
[   10.356981][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.357265][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe02e0eca0
[   10.357475][  T217]  </TASK>
[   10.357579][  T217] irq event stamp: 20105
[   10.357682][  T217] hardirqs last  enabled at (20113): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.357922][  T217] hardirqs last disabled at (20120): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.358236][  T217] softirqs last  enabled at (20236): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.358539][  T217] softirqs last disabled at (20247): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.358773][  T217] ---[ end trace 0000000000000000 ]---
[   10.370873][  T217] ------------[ cut here ]------------
[   10.371026][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
[   10.371756][  T217] Modules linked in:
[   10.371859][  T217] CPU: 0 UID: 0 PID: 217 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.372182][  T217] Tainted: [W]=WARN
[   10.372281][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.372442][  T217] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.372665][  T217] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.373187][  T217] RSP: 0018:ffa00000009e71b0 EFLAGS: 00010286
[   10.373350][  T217] RAX: 00000000ffffffa6 RBX: ff11000009d7e040 RCX: 1ff400000013cdfc
[   10.373540][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7e0f0
[   10.373732][  T217] RBP: ff11000007641000 R08: 1fe22000013afc1f R09: ff1100000cbe8b80
[   10.373924][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.374120][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba412fa0
[   10.374368][  T217] FS:  00007f140c846840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.374593][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.374754][  T217] CR2: 00000000004eb188 CR3: 000000000f033006 CR4: 0000000000771ef0
[   10.374946][  T217] PKRU: 55555554
[   10.375042][  T217] Call Trace:
[   10.375197][  T217]  <TASK>
[   10.375263][  T217]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.375391][  T217]  rtmsg_ifinfo+0x5c/0xb0
[   10.375488][  T217]  __dev_notify_flags+0x1b8/0x280
[   10.375617][  T217]  ? netif_change_name+0x8c0/0x8c0
[   10.375747][  T217]  ? rtnl_af_lookup+0x290/0x290
[   10.375875][  T217]  ? alloc_netdev_mqs+0xed0/0x1420
[   10.376004][  T217]  rtnl_configure_link+0x1ac/0x390
[   10.376191][  T217]  rtnl_newlink_create+0x353/0x8c0
[   10.376320][  T217]  ? rtnl_create_link+0xf20/0xf20
[   10.376447][  T217]  ? __dev_get_by_name+0x12/0x50
[   10.376575][  T217]  ? rtnl_dev_get+0xd7/0x170
[   10.376707][  T217]  __rtnl_newlink+0x22b/0xa50
[   10.376840][  T217]  rtnl_newlink+0x8d1/0xee0
[   10.376967][  T217]  ? lock_acquire.part.0+0xbc/0x260
[   10.377093][  T217]  ? find_held_lock+0x2b/0x80
[   10.377280][  T217]  ? __rtnl_newlink+0xa50/0xa50
[   10.377407][  T217]  ? mark_usage+0x61/0x170
[   10.377535][  T217]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.377665][  T217]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.377795][  T217]  ? __rtnl_newlink+0xa50/0xa50
[   10.377922][  T217]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.378049][  T217]  ? validate_chain+0x38b/0xc20
[   10.378238][  T217]  ? rtnl_link_fill+0x900/0x900
[   10.378365][  T217]  ? __lock_acquire+0x508/0xc10
[   10.378494][  T217]  ? lock_acquire.part.0+0xbc/0x260
[   10.378621][  T217]  ? find_held_lock+0x2b/0x80
[   10.378749][  T217]  netlink_rcv_skb+0x14e/0x3a0
[   10.378878][  T217]  ? rtnl_link_fill+0x900/0x900
[   10.379006][  T217]  ? netlink_ack+0xcd0/0xcd0
[   10.379194][  T217]  ? netlink_deliver_tap+0xc5/0x330
[   10.379321][  T217]  ? netlink_deliver_tap+0x13c/0x330
[   10.379449][  T217]  netlink_unicast+0x486/0x750
[   10.379577][  T217]  ? netlink_attachskb+0x810/0x810
[   10.379706][  T217]  ? __lock_acquire+0x508/0xc10
[   10.379836][  T217]  netlink_sendmsg+0x735/0xc60
[   10.379965][  T217]  ? netlink_unicast+0x750/0x750
[   10.380093][  T217]  ? __might_fault+0x97/0x140
[   10.380283][  T217]  ____sys_sendmsg+0x419/0x850
[   10.380411][  T217]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.380538][  T217]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.380695][  T217]  ? move_addr_to_kernel+0x40/0x40
[   10.380823][  T217]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.380952][  T217]  ? rcu_read_unlock+0x1b/0x70
[   10.381079][  T217]  ___sys_sendmsg+0x14e/0x1d0
[   10.381267][  T217]  ? wp_page_copy+0x6bf/0x10d0
[   10.381396][  T217]  ? copy_msghdr_from_user+0x460/0x460
[   10.381527][  T217]  ? do_wp_page+0x957/0x10a0
[   10.381660][  T217]  ? lock_vma_under_rcu+0x159/0x410
[   10.381790][  T217]  __sys_sendmsg+0x145/0x1f0
[   10.381920][  T217]  ? __sys_sendmsg_sock+0x20/0x20
[   10.382052][  T217]  ? rcu_is_watching+0x15/0xd0
[   10.382238][  T217]  ? rcu_is_watching+0x15/0xd0
[   10.382365][  T217]  do_syscall_64+0x117/0xfc0
[   10.382494][  T217]  ? trace_hardirqs_off+0xd/0x30
[   10.382622][  T217]  ? exc_page_fault+0xee/0x100
[   10.382750][  T217]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.382908][  T217] RIP: 0033:0x7f140ca8008e
[   10.383042][  T217] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.383553][  T217] RSP: 002b:00007ffe02e0e520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.383744][  T217] RAX: ffffffffffffffda RBX: 00007ffe02e0ecc8 RCX: 00007f140ca8008e
[   10.383937][  T217] RDX: 0000000000000000 RSI: 00007ffe02e0e5d0 RDI: 0000000000000005
[   10.384186][  T217] RBP: 00007ffe02e0e530 R08: 0000000000000000 R09: 0000000000000000
[   10.384374][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.384562][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe02e0eca0
[   10.384758][  T217]  </TASK>
[   10.384856][  T217] irq event stamp: 34331
[   10.384951][  T217] hardirqs last  enabled at (34339): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.385233][  T217] hardirqs last disabled at (34444): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.385453][  T217] softirqs last  enabled at (34442): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.385675][  T217] softirqs last disabled at (34347): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.385897][  T217] ---[ end trace 0000000000000000 ]---
[   10.415372][  T218] ------------[ cut here ]------------
[   10.415550][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
[   10.415824][  T218] Modules linked in:
[   10.415979][  T218] CPU: 2 UID: 0 PID: 218 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.416308][  T218] Tainted: [W]=WARN
[   10.416448][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.416666][  T218] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.416885][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.417411][  T218] RSP: 0018:ffa00000009f7050 EFLAGS: 00010286
[   10.417615][  T218] RAX: 00000000ffffffa6 RBX: ff11000001e2fcc0 RCX: 1ff400000013edd0
[   10.417847][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001e2fd70
[   10.418079][  T218] RBP: ff11000007641000 R08: 1fe22000003c5faf R09: ff1100000d07d180
[   10.418332][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.418563][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.418796][  T218] FS:  00007f2ef7cab840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.419059][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.419279][  T218] CR2: 00007f2ef8033900 CR3: 000000000c837006 CR4: 0000000000771ef0
[   10.419512][  T218] PKRU: 55555554
[   10.419651][  T218] Call Trace:
[   10.419790][  T218]  <TASK>
[   10.419900][  T218]  ? rcu_is_watching+0x15/0xd0
[   10.420069][  T218]  rtnetlink_event+0xe0/0x1f0
[   10.420255][  T218]  notifier_call_chain+0xb0/0x320
[   10.420433][  T218]  netif_set_mac_address+0x2dd/0x410
[   10.420602][  T218]  ? rcu_is_watching+0x15/0xd0
[   10.420773][  T218]  ? netif_set_group+0x70/0x70
[   10.420945][  T218]  ? rwsem_down_write_slowpath+0xbe0/0xbe0
[   10.421162][  T218]  ? is_bpf_text_address+0x72/0x110
[   10.421336][  T218]  do_setlink.isra.0+0x6b7/0x2a60
[   10.421509][  T218]  ? rtnl_link_get_size+0x350/0x350
[   10.421682][  T218]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.421882][  T218]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.422053][  T218]  ? validate_chain+0x38b/0xc20
[   10.422239][  T218]  ? rcu_read_lock_any_held+0x66/0x90
[   10.422409][  T218]  ? stack_depot_save_flags+0x367/0x770
[   10.422583][  T218]  ? __kernel_text_address+0x12/0x30
[   10.422755][  T218]  ? __lock_acquire+0x508/0xc10
[   10.422928][  T218]  ? lock_acquire.part.0+0xbc/0x260
[   10.423099][  T218]  ? rtnl_newlink+0x883/0xee0
[   10.423291][  T218]  ? rcu_is_watching+0x15/0xd0
[   10.423462][  T218]  ? lock_acquire+0x134/0x160
[   10.423631][  T218]  ? rcu_is_watching+0x15/0xd0
[   10.423800][  T218]  ? rcu_is_watching+0x15/0xd0
[   10.423970][  T218]  ? trace_contention_end+0xb3/0x1a0
[   10.424160][  T218]  ? __mutex_lock+0x1db/0x2010
[   10.424329][  T218]  ? __mutex_lock+0x9b2/0x2010
[   10.424499][  T218]  ? rtnl_newlink+0x883/0xee0
[   10.424674][  T218]  ? __rtnl_newlink+0x3fa/0xa50
[   10.424848][  T218]  rtnl_newlink+0x8d1/0xee0
[   10.425020][  T218]  ? lock_acquire.part.0+0xbc/0x260
[   10.425205][  T218]  ? find_held_lock+0x2b/0x80
[   10.425375][  T218]  ? __rtnl_newlink+0xa50/0xa50
[   10.425543][  T218]  ? mark_usage+0x61/0x170
[   10.425711][  T218]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.425884][  T218]  ? lock_acquire.part.0+0xbc/0x260
[   10.426055][  T218]  ? find_held_lock+0x2b/0x80
[   10.426244][  T218]  ? __rtnl_newlink+0xa50/0xa50
[   10.426414][  T218]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.426583][  T218]  ? __rtnl_newlink+0xa50/0xa50
[   10.426754][  T218]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.426924][  T218]  ? validate_chain+0x38b/0xc20
[   10.427092][  T218]  ? rtnl_link_fill+0x900/0x900
[   10.427280][  T218]  ? __lock_acquire+0x508/0xc10
[   10.427455][  T218]  ? lock_acquire.part.0+0xbc/0x260
[   10.427623][  T218]  ? find_held_lock+0x2b/0x80
[   10.427794][  T218]  netlink_rcv_skb+0x14e/0x3a0
[   10.427965][  T218]  ? rtnl_link_fill+0x900/0x900
[   10.428152][  T218]  ? netlink_ack+0xcd0/0xcd0
[   10.428325][  T218]  ? netlink_deliver_tap+0xc5/0x330
[   10.428492][  T218]  ? netlink_deliver_tap+0x13c/0x330
[   10.428665][  T218]  netlink_unicast+0x486/0x750
[   10.428840][  T218]  ? netlink_attachskb+0x810/0x810
[   10.429010][  T218]  ? __lock_acquire+0x508/0xc10
[   10.429201][  T218]  netlink_sendmsg+0x735/0xc60
[   10.429373][  T218]  ? netlink_unicast+0x750/0x750
[   10.429544][  T218]  ? __might_fault+0x97/0x140
[   10.429716][  T218]  ____sys_sendmsg+0x419/0x850
[   10.429887][  T218]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.430059][  T218]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.430278][  T218]  ? move_addr_to_kernel+0x40/0x40
[   10.430450][  T218]  ? stack_depot_save_flags+0x367/0x770
[   10.430622][  T218]  ? validate_chain+0x38b/0xc20
[   10.430793][  T218]  ___sys_sendmsg+0x14e/0x1d0
[   10.430962][  T218]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.431185][  T218]  ? copy_msghdr_from_user+0x460/0x460
[   10.431379][  T218]  __sys_sendmsg+0x145/0x1f0
[   10.431554][  T218]  ? __sys_sendmsg_sock+0x20/0x20
[   10.431723][  T218]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.431926][  T218]  ? do_raw_spin_unlock+0x59/0x250
[   10.432096][  T218]  ? rcu_is_watching+0x15/0xd0
[   10.432288][  T218]  do_syscall_64+0x117/0xfc0
[   10.432457][  T218]  ? trace_hardirqs_off+0xd/0x30
[   10.432625][  T218]  ? exc_page_fault+0xee/0x100
[   10.432798][  T218]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.432999][  T218] RIP: 0033:0x7f2ef7ee508e
[   10.433194][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.433680][  T218] RSP: 002b:00007fff3800eb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.433916][  T218] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2ef7ee508e
[   10.434161][  T218] RDX: 0000000000000000 RSI: 00007fff3800ec30 RDI: 0000000000000005
[   10.434391][  T218] RBP: 00007fff3800eb90 R08: 0000000000000000 R09: 0000000000000000
[   10.434621][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.434854][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3800f300
[   10.435090][  T218]  </TASK>
[   10.435244][  T218] irq event stamp: 24039
[   10.435382][  T218] hardirqs last  enabled at (24049): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.435642][  T218] hardirqs last disabled at (24058): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.435903][  T218] softirqs last  enabled at (22936): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   10.436184][  T218] softirqs last disabled at (22934): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   10.436444][  T218] ---[ end trace 0000000000000000 ]---
[   10.461787][  T219] ------------[ cut here ]------------
[   10.461930][  T219] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/219
[   10.462400][  T219] Modules linked in:
[   10.462504][  T219] CPU: 1 UID: 0 PID: 219 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.462755][  T219] Tainted: [W]=WARN
[   10.462850][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.463006][  T219] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.463176][  T219] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.463617][  T219] RSP: 0018:ffa0000000a07020 EFLAGS: 00010286
[   10.463774][  T219] RAX: 00000000ffffffa6 RBX: ff1100000d34ac40 RCX: 1ff4000000140dca
[   10.463962][  T219] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d34acf0
[   10.464165][  T219] RBP: ff1100000cb89000 R08: 1fe2200001a6959f R09: ff1100000c452e58
[   10.464349][  T219] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   10.464536][  T219] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.464725][  T219] FS:  00007f386a26a840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   10.464944][  T219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.465100][  T219] CR2: 0000000002fc3988 CR3: 000000000d3e8002 CR4: 0000000000771ef0
[   10.465295][  T219] PKRU: 55555554
[   10.465388][  T219] Call Trace:
[   10.465481][  T219]  <TASK>
[   10.465546][  T219]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.465672][  T219]  rtmsg_ifinfo+0x5c/0xb0
[   10.465768][  T219]  ? mark_held_locks+0x40/0x70
[   10.465893][  T219]  __dev_notify_flags+0x1b8/0x280
[   10.466019][  T219]  ? netif_change_name+0x8c0/0x8c0
[   10.466154][  T219]  ? __dev_change_flags+0x4a4/0x6d0
[   10.466279][  T219]  ? netif_set_allmulti+0x2c0/0x2c0
[   10.466403][  T219]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.466529][  T219]  ? is_bpf_text_address+0x68/0x110
[   10.466657][  T219]  netif_change_flags+0xfe/0x190
[   10.466785][  T219]  ? unwind_get_return_address+0x67/0xd0
[   10.466910][  T219]  do_setlink.isra.0+0x1d25/0x2a60
[   10.467037][  T219]  ? rtnl_link_get_size+0x350/0x350
[   10.467170][  T219]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.467323][  T219]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.467447][  T219]  ? validate_chain+0x38b/0xc20
[   10.467574][  T219]  ? rcu_read_lock_any_held+0x66/0x90
[   10.467698][  T219]  ? stack_depot_save_flags+0x367/0x770
[   10.467823][  T219]  ? __kernel_text_address+0x12/0x30
[   10.467950][  T219]  ? __lock_acquire+0x508/0xc10
[   10.468075][  T219]  ? lock_acquire.part.0+0xbc/0x260
[   10.468210][  T219]  ? rtnl_newlink+0x883/0xee0
[   10.468336][  T219]  ? rcu_is_watching+0x15/0xd0
[   10.468479][  T219]  ? lock_acquire+0x134/0x160
[   10.468609][  T219]  ? rcu_is_watching+0x15/0xd0
[   10.468731][  T219]  ? rcu_is_watching+0x15/0xd0
[   10.468854][  T219]  ? trace_contention_end+0xb3/0x1a0
[   10.468979][  T219]  ? __mutex_lock+0x1db/0x2010
[   10.469102][  T219]  ? __mutex_lock+0x9b2/0x2010
[   10.469232][  T219]  ? rtnl_newlink+0x883/0xee0
[   10.469358][  T219]  ? ww_mutex_lock+0x160/0x160
[   10.469487][  T219]  ? __rtnl_newlink+0x3fa/0xa50
[   10.469614][  T219]  rtnl_newlink+0x8d1/0xee0
[   10.469740][  T219]  ? lock_acquire.part.0+0xbc/0x260
[   10.469864][  T219]  ? find_held_lock+0x2b/0x80
[   10.469993][  T219]  ? __rtnl_newlink+0xa50/0xa50
[   10.470120][  T219]  ? mark_usage+0x61/0x170
[   10.470248][  T219]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.470374][  T219]  ? lock_acquire.part.0+0xbc/0x260
[   10.470501][  T219]  ? find_held_lock+0x2b/0x80
[   10.470625][  T219]  ? __rtnl_newlink+0xa50/0xa50
[   10.470751][  T219]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.470876][  T219]  ? __rtnl_newlink+0xa50/0xa50
[   10.471000][  T219]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.471133][  T219]  ? validate_chain+0x38b/0xc20
[   10.471257][  T219]  ? rtnl_link_fill+0x900/0x900
[   10.471380][  T219]  ? __lock_acquire+0x508/0xc10
[   10.471508][  T219]  ? lock_acquire.part.0+0xbc/0x260
[   10.471632][  T219]  ? find_held_lock+0x2b/0x80
[   10.471757][  T219]  netlink_rcv_skb+0x14e/0x3a0
[   10.471882][  T219]  ? rtnl_link_fill+0x900/0x900
[   10.472006][  T219]  ? netlink_ack+0xcd0/0xcd0
[   10.472143][  T219]  ? netlink_deliver_tap+0xc5/0x330
[   10.472267][  T219]  ? netlink_deliver_tap+0x13c/0x330
[   10.472395][  T219]  netlink_unicast+0x486/0x750
[   10.472521][  T219]  ? netlink_attachskb+0x810/0x810
[   10.472646][  T219]  ? __lock_acquire+0x508/0xc10
[   10.472771][  T219]  netlink_sendmsg+0x735/0xc60
[   10.472896][  T219]  ? netlink_unicast+0x750/0x750
[   10.473021][  T219]  ? __might_fault+0x97/0x140
[   10.473156][  T219]  ____sys_sendmsg+0x419/0x850
[   10.473279][  T219]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.473405][  T219]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.473559][  T219]  ? move_addr_to_kernel+0x40/0x40
[   10.473684][  T219]  ? stack_depot_save_flags+0x367/0x770
[   10.473809][  T219]  ? validate_chain+0x38b/0xc20
[   10.473934][  T219]  ___sys_sendmsg+0x14e/0x1d0
[   10.474056][  T219]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.474219][  T219]  ? copy_msghdr_from_user+0x460/0x460
[   10.474355][  T219]  __sys_sendmsg+0x145/0x1f0
[   10.474480][  T219]  ? __sys_sendmsg_sock+0x20/0x20
[   10.474602][  T219]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.474758][  T219]  ? do_raw_spin_unlock+0x59/0x250
[   10.474884][  T219]  ? rcu_is_watching+0x15/0xd0
[   10.475009][  T219]  do_syscall_64+0x117/0xfc0
[   10.475141][  T219]  ? trace_hardirqs_off+0xd/0x30
[   10.475267][  T219]  ? exc_page_fault+0xee/0x100
[   10.475392][  T219]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.475548][  T219] RIP: 0033:0x7f386a4a408e
[   10.475678][  T219] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.476131][  T219] RSP: 002b:00007ffcdc59baa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.476319][  T219] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f386a4a408e
[   10.476506][  T219] RDX: 0000000000000000 RSI: 00007ffcdc59bb50 RDI: 0000000000000005
[   10.476692][  T219] RBP: 00007ffcdc59bab0 R08: 0000000000000000 R09: 0000000000000000
[   10.476879][  T219] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.477067][  T219] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc59c220
[   10.477266][  T219]  </TASK>
[   10.477359][  T219] irq event stamp: 18721
[   10.477452][  T219] hardirqs last  enabled at (18729): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.477668][  T219] hardirqs last disabled at (18736): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.477885][  T219] softirqs last  enabled at (17830): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.478099][  T219] softirqs last disabled at (17387): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.478320][  T219] ---[ end trace 0000000000000000 ]---
[   10.509091][  T220] br0: port 4(s2) entered blocking state
[   10.509243][  T220] br0: port 4(s2) entered disabled state
[   10.509377][  T220] s2: entered allmulticast mode
[   10.510241][  T220] ------------[ cut here ]------------
[   10.510369][  T220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/220
[   10.510594][  T220] Modules linked in:
[   10.510698][  T220] CPU: 0 UID: 0 PID: 220 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.510963][  T220] Tainted: [W]=WARN
[   10.511063][  T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.511315][  T220] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.511483][  T220] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.511938][  T220] RSP: 0018:ffa0000000a16ed0 EFLAGS: 00010286
[   10.512100][  T220] RAX: 00000000ffffffa6 RBX: ff1100000d34bcc0 RCX: 1ff4000000142da0
[   10.512376][  T220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d34bd70
[   10.512568][  T220] RBP: ff1100000cb89000 R08: 1fe2200001a697af R09: ff1100000c455158
[   10.512760][  T220] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.512948][  T220] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.513237][  T220] FS:  00007effa843a840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.513460][  T220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.513621][  T220] CR2: 00000000004ebe10 CR3: 000000000d7da004 CR4: 0000000000771ef0
[   10.513815][  T220] PKRU: 55555554
[   10.513910][  T220] Call Trace:
[   10.514007][  T220]  <TASK>
[   10.514073][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.514215][  T220]  rtnetlink_event+0xe0/0x1f0
[   10.514344][  T220]  notifier_call_chain+0xb0/0x320
[   10.514476][  T220]  __netdev_upper_dev_link+0x3a5/0x590
[   10.514604][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.514732][  T220]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.514860][  T220]  ? find_held_lock+0x2b/0x80
[   10.514988][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.515121][  T220]  ? __up_write+0x29a/0x520
[   10.515257][  T220]  ? kernfs_add_one+0xf6/0x660
[   10.515387][  T220]  netdev_master_upper_dev_link+0x86/0xb0
[   10.515516][  T220]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.515646][  T220]  ? netdev_is_rx_handler_busy+0x62/0xd0
[   10.515776][  T220]  ? sysfs_do_create_link_sd+0xa0/0x110
[   10.515904][  T220]  ? netdev_rx_handler_register+0x1b/0xc0
[   10.516032][  T220]  br_add_if+0x42e/0x1360
[   10.516144][  T220]  do_set_master+0x3b2/0x780
[   10.516272][  T220]  ? kernel_text_address+0x149/0x170
[   10.516402][  T220]  do_setlink.isra.0+0x9ec/0x2a60
[   10.516532][  T220]  ? rtnl_link_get_size+0x350/0x350
[   10.516662][  T220]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.516823][  T220]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.516951][  T220]  ? validate_chain+0x38b/0xc20
[   10.517080][  T220]  ? rcu_read_lock_any_held+0x66/0x90
[   10.517217][  T220]  ? stack_depot_save_flags+0x367/0x770
[   10.517345][  T220]  ? __kernel_text_address+0x12/0x30
[   10.517475][  T220]  ? __lock_acquire+0x508/0xc10
[   10.517607][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.517737][  T220]  ? rtnl_newlink+0x883/0xee0
[   10.517867][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.517995][  T220]  ? lock_acquire+0x134/0x160
[   10.518132][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.518262][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.518392][  T220]  ? trace_contention_end+0xb3/0x1a0
[   10.518520][  T220]  ? __mutex_lock+0x1db/0x2010
[   10.518647][  T220]  ? __mutex_lock+0x9b2/0x2010
[   10.518776][  T220]  ? rtnl_newlink+0x883/0xee0
[   10.518905][  T220]  ? ww_mutex_lock+0x160/0x160
[   10.519033][  T220]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.519174][  T220]  ? __rtnl_newlink+0x3fa/0xa50
[   10.519305][  T220]  rtnl_newlink+0x8d1/0xee0
[   10.519435][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.519564][  T220]  ? find_held_lock+0x2b/0x80
[   10.519693][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.519821][  T220]  ? mark_usage+0x61/0x170
[   10.519950][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.520080][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.520216][  T220]  ? find_held_lock+0x2b/0x80
[   10.520344][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.520472][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.520602][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.520730][  T220]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.520860][  T220]  ? validate_chain+0x38b/0xc20
[   10.520987][  T220]  ? rtnl_link_fill+0x900/0x900
[   10.521117][  T220]  ? __lock_acquire+0x508/0xc10
[   10.521252][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.521379][  T220]  ? find_held_lock+0x2b/0x80
[   10.521507][  T220]  netlink_rcv_skb+0x14e/0x3a0
[   10.521635][  T220]  ? rtnl_link_fill+0x900/0x900
[   10.521763][  T220]  ? netlink_ack+0xcd0/0xcd0
[   10.521895][  T220]  ? netlink_deliver_tap+0xc5/0x330
[   10.522022][  T220]  ? netlink_deliver_tap+0x13c/0x330
[   10.522159][  T220]  netlink_unicast+0x486/0x750
[   10.522290][  T220]  ? netlink_attachskb+0x810/0x810
[   10.522419][  T220]  ? __lock_acquire+0x508/0xc10
[   10.522548][  T220]  netlink_sendmsg+0x735/0xc60
[   10.522678][  T220]  ? netlink_unicast+0x750/0x750
[   10.522807][  T220]  ? __might_fault+0x97/0x140
[   10.522937][  T220]  ____sys_sendmsg+0x419/0x850
[   10.523065][  T220]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.523202][  T220]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.523361][  T220]  ? move_addr_to_kernel+0x40/0x40
[   10.523489][  T220]  ? stack_depot_save_flags+0x367/0x770
[   10.523618][  T220]  ? validate_chain+0x38b/0xc20
[   10.523747][  T220]  ___sys_sendmsg+0x14e/0x1d0
[   10.523874][  T220]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.524032][  T220]  ? copy_msghdr_from_user+0x460/0x460
[   10.524182][  T220]  __sys_sendmsg+0x145/0x1f0
[   10.524311][  T220]  ? __sys_sendmsg_sock+0x20/0x20
[   10.524439][  T220]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.524600][  T220]  ? do_raw_spin_unlock+0x59/0x250
[   10.524728][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.524857][  T220]  do_syscall_64+0x117/0xfc0
[   10.524986][  T220]  ? trace_hardirqs_off+0xd/0x30
[   10.525115][  T220]  ? exc_page_fault+0xee/0x100
[   10.525249][  T220]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.525407][  T220] RIP: 0033:0x7effa867408e
[   10.525540][  T220] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.525994][  T220] RSP: 002b:00007ffc940c5530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.526196][  T220] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effa867408e
[   10.526387][  T220] RDX: 0000000000000000 RSI: 00007ffc940c55e0 RDI: 0000000000000005
[   10.526578][  T220] RBP: 00007ffc940c5540 R08: 0000000000000000 R09: 0000000000000000
[   10.526768][  T220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.526958][  T220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc940c5cb0
[   10.527165][  T220]  </TASK>
[   10.527262][  T220] irq event stamp: 25143
[   10.527358][  T220] hardirqs last  enabled at (25151): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.527583][  T220] hardirqs last disabled at (25158): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.527805][  T220] softirqs last  enabled at (24356): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.528029][  T220] softirqs last disabled at (24339): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.528262][  T220] ---[ end trace 0000000000000000 ]---
[   10.528447][  T220] s2: entered promiscuous mode
[   10.528691][  T220] ------------[ cut here ]------------
[   10.528866][  T220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/220
[   10.529167][  T220] Modules linked in:
[   10.529328][  T220] CPU: 2 UID: 0 PID: 220 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.529646][  T220] Tainted: [W]=WARN
[   10.529791][  T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.530002][  T220] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.530242][  T220] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.530759][  T220] RSP: 0018:ffa0000000a16ed0 EFLAGS: 00010286
[   10.530971][  T220] RAX: 00000000ffffffa6 RBX: ff1100000d34be40 RCX: 1ff4000000142da0
[   10.531232][  T220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d34bef0
[   10.531475][  T220] RBP: ff1100000cb89000 R08: 1fe2200001a697df R09: ff1100000c455158
[   10.531721][  T220] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000100
[   10.531963][  T220] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bc1ad80
[   10.532232][  T220] FS:  00007effa843a840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.532511][  T220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.532727][  T220] CR2: 00007f386a6397a0 CR3: 000000000d7da004 CR4: 0000000000771ef0
[   10.532970][  T220] PKRU: 55555554
[   10.533136][  T220] Call Trace:
[   10.533284][  T220]  <TASK>
[   10.533398][  T220]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.533579][  T220]  rtmsg_ifinfo+0x5c/0xb0
[   10.533726][  T220]  __dev_notify_flags+0x1b8/0x280
[   10.533906][  T220]  ? netdev_info+0xe2/0x116
[   10.534089][  T220]  ? netdev_notice+0x120/0x120
[   10.534290][  T220]  ? netif_change_name+0x8c0/0x8c0
[   10.534469][  T220]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.534649][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.534831][  T220]  __dev_set_promiscuity+0x194/0x290
[   10.535011][  T220]  netif_set_promiscuity+0x4c/0xc0
[   10.535210][  T220]  dev_set_promiscuity+0xa1/0x230
[   10.535394][  T220]  br_manage_promisc+0xb2/0x160
[   10.535574][  T220]  br_add_if+0x625/0x1360
[   10.535724][  T220]  do_set_master+0x3b2/0x780
[   10.535902][  T220]  ? kernel_text_address+0x149/0x170
[   10.536081][  T220]  do_setlink.isra.0+0x9ec/0x2a60
[   10.536282][  T220]  ? rtnl_link_get_size+0x350/0x350
[   10.536460][  T220]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.536674][  T220]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.536851][  T220]  ? validate_chain+0x38b/0xc20
[   10.537028][  T220]  ? rcu_read_lock_any_held+0x66/0x90
[   10.537227][  T220]  ? stack_depot_save_flags+0x367/0x770
[   10.537405][  T220]  ? __kernel_text_address+0x12/0x30
[   10.537583][  T220]  ? __lock_acquire+0x508/0xc10
[   10.537762][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.537943][  T220]  ? rtnl_newlink+0x883/0xee0
[   10.538141][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.538320][  T220]  ? lock_acquire+0x134/0x160
[   10.538498][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.538675][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.538856][  T220]  ? trace_contention_end+0xb3/0x1a0
[   10.539032][  T220]  ? __mutex_lock+0x1db/0x2010
[   10.539228][  T220]  ? __mutex_lock+0x9b2/0x2010
[   10.539409][  T220]  ? rtnl_newlink+0x883/0xee0
[   10.539587][  T220]  ? ww_mutex_lock+0x160/0x160
[   10.539762][  T220]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.539945][  T220]  ? __rtnl_newlink+0x3fa/0xa50
[   10.540144][  T220]  rtnl_newlink+0x8d1/0xee0
[   10.540326][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.540501][  T220]  ? find_held_lock+0x2b/0x80
[   10.540680][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.540857][  T220]  ? mark_usage+0x61/0x170
[   10.541035][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.541249][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.541428][  T220]  ? find_held_lock+0x2b/0x80
[   10.541606][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.541786][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.541964][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.542162][  T220]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.542346][  T220]  ? validate_chain+0x38b/0xc20
[   10.542523][  T220]  ? rtnl_link_fill+0x900/0x900
[   10.542700][  T220]  ? __lock_acquire+0x508/0xc10
[   10.542880][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.543056][  T220]  ? find_held_lock+0x2b/0x80
[   10.543255][  T220]  netlink_rcv_skb+0x14e/0x3a0
[   10.543433][  T220]  ? rtnl_link_fill+0x900/0x900
[   10.543614][  T220]  ? netlink_ack+0xcd0/0xcd0
[   10.543794][  T220]  ? netlink_deliver_tap+0xc5/0x330
[   10.543971][  T220]  ? netlink_deliver_tap+0x13c/0x330
[   10.544164][  T220]  netlink_unicast+0x486/0x750
[   10.544344][  T220]  ? netlink_attachskb+0x810/0x810
[   10.544522][  T220]  ? __lock_acquire+0x508/0xc10
[   10.544703][  T220]  netlink_sendmsg+0x735/0xc60
[   10.544884][  T220]  ? netlink_unicast+0x750/0x750
[   10.545062][  T220]  ? __might_fault+0x97/0x140
[   10.545261][  T220]  ____sys_sendmsg+0x419/0x850
[   10.545439][  T220]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.545615][  T220]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.545822][  T220]  ? move_addr_to_kernel+0x40/0x40
[   10.546004][  T220]  ? stack_depot_save_flags+0x367/0x770
[   10.546204][  T220]  ? validate_chain+0x38b/0xc20
[   10.546386][  T220]  ___sys_sendmsg+0x14e/0x1d0
[   10.546566][  T220]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.546776][  T220]  ? copy_msghdr_from_user+0x460/0x460
[   10.546965][  T220]  __sys_sendmsg+0x145/0x1f0
[   10.547164][  T220]  ? __sys_sendmsg_sock+0x20/0x20
[   10.547340][  T220]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.547556][  T220]  ? do_raw_spin_unlock+0x59/0x250
[   10.547734][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.547912][  T220]  do_syscall_64+0x117/0xfc0
[   10.548089][  T220]  ? trace_hardirqs_off+0xd/0x30
[   10.548288][  T220]  ? exc_page_fault+0xee/0x100
[   10.548466][  T220]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.548674][  T220] RIP: 0033:0x7effa867408e
[   10.548857][  T220] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.549387][  T220] RSP: 002b:00007ffc940c5530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.549629][  T220] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effa867408e
[   10.549870][  T220] RDX: 0000000000000000 RSI: 00007ffc940c55e0 RDI: 0000000000000005
[   10.550117][  T220] RBP: 00007ffc940c5540 R08: 0000000000000000 R09: 0000000000000000
[   10.550374][  T220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.550615][  T220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc940c5cb0
[   10.550953][  T220]  </TASK>
[   10.551098][  T220] irq event stamp: 26463
[   10.551260][  T220] hardirqs last  enabled at (26475): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.551623][  T220] hardirqs last disabled at (26484): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.551897][  T220] softirqs last  enabled at (25438): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.552190][  T220] softirqs last disabled at (25431): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.552557][  T220] ---[ end trace 0000000000000000 ]---
[   10.552982][  T220] ------------[ cut here ]------------
[   10.553121][  T220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/220
[   10.553347][  T220] Modules linked in:
[   10.553446][  T220] CPU: 3 UID: 0 PID: 220 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.553702][  T220] Tainted: [W]=WARN
[   10.553798][  T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.553955][  T220] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.554120][  T220] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.554599][  T220] RSP: 0018:ffa0000000a16f70 EFLAGS: 00010286
[   10.554757][  T220] RAX: 00000000ffffffa6 RBX: ff1100000c960f40 RCX: 1ff4000000142db4
[   10.554943][  T220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c960ff0
[   10.555137][  T220] RBP: ff1100000bc1a000 R08: 1fe220000192c1ff R09: ff1100000c455158
[   10.555325][  T220] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.555511][  T220] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   10.555698][  T220] FS:  00007effa843a840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   10.555918][  T220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.556077][  T220] CR2: 0000556be6ec0d5c CR3: 000000000d7da006 CR4: 0000000000771ef0
[   10.556278][  T220] PKRU: 55555554
[   10.556370][  T220] Call Trace:
[   10.556464][  T220]  <TASK>
[   10.556528][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.556652][  T220]  rtnetlink_event+0xe0/0x1f0
[   10.556777][  T220]  notifier_call_chain+0xb0/0x320
[   10.556904][  T220]  netdev_compute_master_upper_features+0x6d8/0xdd0
[   10.557064][  T220]  ? br_get_link_af_size_filtered+0x3c0/0x3f0
[   10.557233][  T220]  ? netdev_change_features+0xa0/0xa0
[   10.557358][  T220]  ? br_opt_toggle+0x45/0x140
[   10.557485][  T220]  br_add_if+0x98d/0x1360
[   10.557583][  T220]  do_set_master+0x3b2/0x780
[   10.557708][  T220]  ? kernel_text_address+0x149/0x170
[   10.557837][  T220]  do_setlink.isra.0+0x9ec/0x2a60
[   10.557963][  T220]  ? rtnl_link_get_size+0x350/0x350
[   10.558088][  T220]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.558252][  T220]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.558376][  T220]  ? validate_chain+0x38b/0xc20
[   10.558500][  T220]  ? rcu_read_lock_any_held+0x66/0x90
[   10.558624][  T220]  ? stack_depot_save_flags+0x367/0x770
[   10.558751][  T220]  ? __kernel_text_address+0x12/0x30
[   10.558876][  T220]  ? __lock_acquire+0x508/0xc10
[   10.559003][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.559137][  T220]  ? rtnl_newlink+0x883/0xee0
[   10.559262][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.559387][  T220]  ? lock_acquire+0x134/0x160
[   10.559512][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.559635][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.559761][  T220]  ? trace_contention_end+0xb3/0x1a0
[   10.559885][  T220]  ? __mutex_lock+0x1db/0x2010
[   10.560009][  T220]  ? __mutex_lock+0x9b2/0x2010
[   10.560140][  T220]  ? rtnl_newlink+0x883/0xee0
[   10.560266][  T220]  ? ww_mutex_lock+0x160/0x160
[   10.560391][  T220]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.560519][  T220]  ? __rtnl_newlink+0x3fa/0xa50
[   10.560646][  T220]  rtnl_newlink+0x8d1/0xee0
[   10.560771][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.560894][  T220]  ? find_held_lock+0x2b/0x80
[   10.561017][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.561149][  T220]  ? mark_usage+0x61/0x170
[   10.561271][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.561397][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.561520][  T220]  ? find_held_lock+0x2b/0x80
[   10.561644][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.561768][  T220]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.561893][  T220]  ? __rtnl_newlink+0xa50/0xa50
[   10.562018][  T220]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.562151][  T220]  ? validate_chain+0x38b/0xc20
[   10.562274][  T220]  ? rtnl_link_fill+0x900/0x900
[   10.562397][  T220]  ? __lock_acquire+0x508/0xc10
[   10.562523][  T220]  ? lock_acquire.part.0+0xbc/0x260
[   10.562647][  T220]  ? find_held_lock+0x2b/0x80
[   10.562774][  T220]  netlink_rcv_skb+0x14e/0x3a0
[   10.562898][  T220]  ? rtnl_link_fill+0x900/0x900
[   10.563023][  T220]  ? netlink_ack+0xcd0/0xcd0
[   10.563158][  T220]  ? netlink_deliver_tap+0xc5/0x330
[   10.563282][  T220]  ? netlink_deliver_tap+0x13c/0x330
[   10.563409][  T220]  netlink_unicast+0x486/0x750
[   10.563536][  T220]  ? netlink_attachskb+0x810/0x810
[   10.563662][  T220]  ? __lock_acquire+0x508/0xc10
[   10.563787][  T220]  netlink_sendmsg+0x735/0xc60
[   10.563912][  T220]  ? netlink_unicast+0x750/0x750
[   10.564038][  T220]  ? __might_fault+0x97/0x140
[   10.564173][  T220]  ____sys_sendmsg+0x419/0x850
[   10.564297][  T220]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.564423][  T220]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.564578][  T220]  ? move_addr_to_kernel+0x40/0x40
[   10.564703][  T220]  ? stack_depot_save_flags+0x367/0x770
[   10.564829][  T220]  ? validate_chain+0x38b/0xc20
[   10.564954][  T220]  ___sys_sendmsg+0x14e/0x1d0
[   10.565077][  T220]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.565242][  T220]  ? copy_msghdr_from_user+0x460/0x460
[   10.565381][  T220]  __sys_sendmsg+0x145/0x1f0
[   10.565505][  T220]  ? __sys_sendmsg_sock+0x20/0x20
[   10.565629][  T220]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.565785][  T220]  ? do_raw_spin_unlock+0x59/0x250
[   10.565910][  T220]  ? rcu_is_watching+0x15/0xd0
[   10.566037][  T220]  do_syscall_64+0x117/0xfc0
[   10.566169][  T220]  ? trace_hardirqs_off+0xd/0x30
[   10.566292][  T220]  ? exc_page_fault+0xee/0x100
[   10.566418][  T220]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.566572][  T220] RIP: 0033:0x7effa867408e
[   10.566702][  T220] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.567374][  T220] RSP: 002b:00007ffc940c5530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.567565][  T220] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effa867408e
[   10.567750][  T220] RDX: 0000000000000000 RSI: 00007ffc940c55e0 RDI: 0000000000000005
[   10.567936][  T220] RBP: 00007ffc940c5540 R08: 0000000000000000 R09: 0000000000000000
[   10.568131][  T220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52e
[   10.568318][  T220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc940c5cb0
[   10.568508][  T220]  </TASK>
[   10.568601][  T220] irq event stamp: 27681
[   10.568694][  T220] hardirqs last  enabled at (27689): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.568911][  T220] hardirqs last disabled at (27696): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.569135][  T220] softirqs last  enabled at (27614): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.569351][  T220] softirqs last disabled at (27609): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.569572][  T220] ---[ end trace 0000000000000000 ]---
[   10.605748][  T221] ------------[ cut here ]------------
[   10.605935][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/221
[   10.606224][  T221] Modules linked in:
[   10.606371][  T221] CPU: 2 UID: 0 PID: 221 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.606673][  T221] Tainted: [W]=WARN
[   10.606816][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.607019][  T221] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.607254][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.607751][  T221] RSP: 0018:ffa0000000a26d80 EFLAGS: 00010286
[   10.607958][  T221] RAX: 00000000ffffffa6 RBX: ff1100000c951840 RCX: 1ff4000000144d76
[   10.608215][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9518f0
[   10.608450][  T221] RBP: ff11000007641000 R08: 1fe220000192a31f R09: ff1100000cacae58
[   10.608686][  T221] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.608928][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.609189][  T221] FS:  00007f7ba9bb0840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.609461][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.609668][  T221] CR2: 00007f7ba9e801a0 CR3: 000000000d74d006 CR4: 0000000000771ef0
[   10.609909][  T221] PKRU: 55555554
[   10.610051][  T221] Call Trace:
[   10.610213][  T221]  <TASK>
[   10.610326][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.610502][  T221]  rtnetlink_event+0xe0/0x1f0
[   10.610679][  T221]  notifier_call_chain+0xb0/0x320
[   10.610858][  T221]  netif_set_mac_address+0x2dd/0x410
[   10.611031][  T221]  ? netif_set_mtu+0x85/0xe0
[   10.611226][  T221]  ? netif_set_group+0x70/0x70
[   10.611406][  T221]  dev_set_mac_address+0xa9/0x260
[   10.611579][  T221]  ? dev_set_mtu+0xa1/0x230
[   10.611751][  T221]  ? __asan_memcpy+0x3c/0x60
[   10.611927][  T221]  bond_enslave+0x89e/0x4e20
[   10.612113][  T221]  ? mark_usage+0x61/0x170
[   10.612300][  T221]  ? bond_update_slave_arr+0xcf0/0xcf0
[   10.612475][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.612650][  T221]  ? find_held_lock+0x2b/0x80
[   10.612826][  T221]  ? mark_usage+0x61/0x170
[   10.613000][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.613199][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.613378][  T221]  do_set_master+0x3b2/0x780
[   10.613554][  T221]  ? kernel_text_address+0x149/0x170
[   10.613730][  T221]  do_setlink.isra.0+0x9ec/0x2a60
[   10.613911][  T221]  ? rtnl_link_get_size+0x350/0x350
[   10.614087][  T221]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.614310][  T221]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.614487][  T221]  ? validate_chain+0x38b/0xc20
[   10.614662][  T221]  ? rcu_read_lock_any_held+0x66/0x90
[   10.614840][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.615014][  T221]  ? __kernel_text_address+0x12/0x30
[   10.615209][  T221]  ? __lock_acquire+0x508/0xc10
[   10.615387][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.615563][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.615739][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.615914][  T221]  ? lock_acquire+0x134/0x160
[   10.616086][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.616276][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.616453][  T221]  ? trace_contention_end+0xb3/0x1a0
[   10.616627][  T221]  ? __mutex_lock+0x1db/0x2010
[   10.616800][  T221]  ? __mutex_lock+0x9b2/0x2010
[   10.616974][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.617165][  T221]  ? ww_mutex_lock+0x160/0x160
[   10.617339][  T221]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.617517][  T221]  ? __rtnl_newlink+0x3fa/0xa50
[   10.617694][  T221]  rtnl_newlink+0x8d1/0xee0
[   10.617872][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.618044][  T221]  ? find_held_lock+0x2b/0x80
[   10.618237][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.618408][  T221]  ? mark_usage+0x61/0x170
[   10.618580][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.618756][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.618928][  T221]  ? find_held_lock+0x2b/0x80
[   10.619104][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.619297][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.619474][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.619648][  T221]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.619822][  T221]  ? validate_chain+0x38b/0xc20
[   10.619997][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.620188][  T221]  ? __lock_acquire+0x508/0xc10
[   10.620362][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.620536][  T221]  ? find_held_lock+0x2b/0x80
[   10.620710][  T221]  netlink_rcv_skb+0x14e/0x3a0
[   10.620884][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.621058][  T221]  ? netlink_ack+0xcd0/0xcd0
[   10.621253][  T221]  ? netlink_deliver_tap+0xc5/0x330
[   10.621425][  T221]  ? netlink_deliver_tap+0x13c/0x330
[   10.621602][  T221]  netlink_unicast+0x486/0x750
[   10.621777][  T221]  ? netlink_attachskb+0x810/0x810
[   10.621952][  T221]  ? __lock_acquire+0x508/0xc10
[   10.622146][  T221]  netlink_sendmsg+0x735/0xc60
[   10.622323][  T221]  ? netlink_unicast+0x750/0x750
[   10.622499][  T221]  ? __might_fault+0x97/0x140
[   10.622678][  T221]  ____sys_sendmsg+0x419/0x850
[   10.622853][  T221]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.623028][  T221]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.623254][  T221]  ? move_addr_to_kernel+0x40/0x40
[   10.623430][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.623613][  T221]  ? validate_chain+0x38b/0xc20
[   10.623790][  T221]  ___sys_sendmsg+0x14e/0x1d0
[   10.623965][  T221]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.624189][  T221]  ? copy_msghdr_from_user+0x460/0x460
[   10.624376][  T221]  __sys_sendmsg+0x145/0x1f0
[   10.624555][  T221]  ? __sys_sendmsg_sock+0x20/0x20
[   10.624728][  T221]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.624937][  T221]  ? do_raw_spin_unlock+0x59/0x250
[   10.625119][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.625306][  T221]  do_syscall_64+0x117/0xfc0
[   10.625479][  T221]  ? trace_hardirqs_off+0xd/0x30
[   10.625649][  T221]  ? exc_page_fault+0xee/0x100
[   10.625826][  T221]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.626033][  T221] RIP: 0033:0x7f7ba9dea08e
[   10.626228][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.626724][  T221] RSP: 002b:00007ffd0497d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.626967][  T221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ba9dea08e
[   10.627223][  T221] RDX: 0000000000000000 RSI: 00007ffd0497d880 RDI: 0000000000000005
[   10.627456][  T221] RBP: 00007ffd0497d7e0 R08: 0000000000000000 R09: 0000000000000000
[   10.627691][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.627929][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0497df50
[   10.628191][  T221]  </TASK>
[   10.628331][  T221] irq event stamp: 16947
[   10.628472][  T221] hardirqs last  enabled at (16957): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.628738][  T221] hardirqs last disabled at (16966): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.629007][  T221] softirqs last  enabled at (15932): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.629296][  T221] softirqs last disabled at (15925): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.629564][  T221] ---[ end trace 0000000000000000 ]---
[   10.630095][  T221] ------------[ cut here ]------------
[   10.630289][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/221
[   10.630555][  T221] Modules linked in:
[   10.630700][  T221] CPU: 2 UID: 0 PID: 221 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.631001][  T221] Tainted: [W]=WARN
[   10.631685][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.631886][  T221] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.632115][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.632611][  T221] RSP: 0018:ffa0000000a26e18 EFLAGS: 00010286
[   10.632815][  T221] RAX: 00000000ffffffa6 RBX: ff11000009d7f840 RCX: 1ff4000000144d89
[   10.633050][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f8f0
[   10.633299][  T221] RBP: ff11000007641000 R08: 1fe22000013aff1f R09: ff1100000cacae58
[   10.633532][  T221] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   10.633765][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000021f1c00
[   10.634003][  T221] FS:  00007f7ba9bb0840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.634288][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.634493][  T221] CR2: 00007f7ba9e801a0 CR3: 000000000d74d006 CR4: 0000000000771ef0
[   10.634727][  T221] PKRU: 55555554
[   10.634865][  T221] Call Trace:
[   10.635005][  T221]  <TASK>
[   10.635121][  T221]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.635311][  T221]  rtmsg_ifinfo+0x5c/0xb0
[   10.635454][  T221]  netif_open+0xe2/0x120
[   10.635598][  T221]  ? netdev_notify_peers+0x30/0x30
[   10.635772][  T221]  dev_open+0xa1/0x230
[   10.635913][  T221]  ? __asan_memcpy+0x3c/0x60
[   10.636087][  T221]  bond_enslave+0x8d6/0x4e20
[   10.636282][  T221]  ? mark_usage+0x61/0x170
[   10.636455][  T221]  ? bond_update_slave_arr+0xcf0/0xcf0
[   10.636631][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.636804][  T221]  ? find_held_lock+0x2b/0x80
[   10.636977][  T221]  ? mark_usage+0x61/0x170
[   10.637166][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.637342][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.637519][  T221]  do_set_master+0x3b2/0x780
[   10.637692][  T221]  ? kernel_text_address+0x149/0x170
[   10.637869][  T221]  do_setlink.isra.0+0x9ec/0x2a60
[   10.638044][  T221]  ? rtnl_link_get_size+0x350/0x350
[   10.638242][  T221]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.638452][  T221]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.638625][  T221]  ? validate_chain+0x38b/0xc20
[   10.638798][  T221]  ? rcu_read_lock_any_held+0x66/0x90
[   10.638973][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.639164][  T221]  ? __kernel_text_address+0x12/0x30
[   10.639338][  T221]  ? __lock_acquire+0x508/0xc10
[   10.639512][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.639684][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.639856][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.640027][  T221]  ? lock_acquire+0x134/0x160
[   10.640220][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.640394][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.640567][  T221]  ? trace_contention_end+0xb3/0x1a0
[   10.640740][  T221]  ? __mutex_lock+0x1db/0x2010
[   10.640911][  T221]  ? __mutex_lock+0x9b2/0x2010
[   10.641085][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.641276][  T221]  ? ww_mutex_lock+0x160/0x160
[   10.641450][  T221]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.641630][  T221]  ? __rtnl_newlink+0x3fa/0xa50
[   10.641806][  T221]  rtnl_newlink+0x8d1/0xee0
[   10.641981][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.642172][  T221]  ? find_held_lock+0x2b/0x80
[   10.642351][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.642526][  T221]  ? mark_usage+0x61/0x170
[   10.642699][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.642875][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.643051][  T221]  ? find_held_lock+0x2b/0x80
[   10.643240][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.643413][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.643589][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.643762][  T221]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.643935][  T221]  ? validate_chain+0x38b/0xc20
[   10.644114][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.644298][  T221]  ? __lock_acquire+0x508/0xc10
[   10.644476][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.644647][  T221]  ? find_held_lock+0x2b/0x80
[   10.644821][  T221]  netlink_rcv_skb+0x14e/0x3a0
[   10.644995][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.645187][  T221]  ? netlink_ack+0xcd0/0xcd0
[   10.645367][  T221]  ? netlink_deliver_tap+0xc5/0x330
[   10.645540][  T221]  ? netlink_deliver_tap+0x13c/0x330
[   10.645717][  T221]  netlink_unicast+0x486/0x750
[   10.645893][  T221]  ? netlink_attachskb+0x810/0x810
[   10.646171][  T221]  ? __lock_acquire+0x508/0xc10
[   10.646346][  T221]  netlink_sendmsg+0x735/0xc60
[   10.646522][  T221]  ? netlink_unicast+0x750/0x750
[   10.646696][  T221]  ? __might_fault+0x97/0x140
[   10.646953][  T221]  ____sys_sendmsg+0x419/0x850
[   10.647144][  T221]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.647321][  T221]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.647522][  T221]  ? move_addr_to_kernel+0x40/0x40
[   10.647779][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.647950][  T221]  ? validate_chain+0x38b/0xc20
[   10.648145][  T221]  ___sys_sendmsg+0x14e/0x1d0
[   10.648317][  T221]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.648605][  T221]  ? copy_msghdr_from_user+0x460/0x460
[   10.648792][  T221]  __sys_sendmsg+0x145/0x1f0
[   10.648966][  T221]  ? __sys_sendmsg_sock+0x20/0x20
[   10.649158][  T221]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.649449][  T221]  ? do_raw_spin_unlock+0x59/0x250
[   10.649623][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.649797][  T221]  do_syscall_64+0x117/0xfc0
[   10.649970][  T221]  ? trace_hardirqs_off+0xd/0x30
[   10.650249][  T221]  ? exc_page_fault+0xee/0x100
[   10.650425][  T221]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.650628][  T221] RIP: 0033:0x7f7ba9dea08e
[   10.650897][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.651426][  T221] RSP: 002b:00007ffd0497d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.651753][  T221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ba9dea08e
[   10.651987][  T221] RDX: 0000000000000000 RSI: 00007ffd0497d880 RDI: 0000000000000005
[   10.652327][  T221] RBP: 00007ffd0497d7e0 R08: 0000000000000000 R09: 0000000000000000
[   10.652563][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.652802][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0497df50
[   10.653149][  T221]  </TASK>
[   10.653290][  T221] irq event stamp: 19265
[   10.653432][  T221] hardirqs last  enabled at (19275): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.653699][  T221] hardirqs last disabled at (19284): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.654051][  T221] softirqs last  enabled at (18124): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.654351][  T221] softirqs last disabled at (17219): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.654699][  T221] ---[ end trace 0000000000000000 ]---
[   10.655062][  T221] ------------[ cut here ]------------
[   10.655338][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/221
[   10.655601][  T221] Modules linked in:
[   10.655746][  T221] CPU: 2 UID: 0 PID: 221 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.656871][  T221] Tainted: [W]=WARN
[   10.657065][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.657349][  T221] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.657616][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.658183][  T221] RSP: 0018:ffa0000000a26e10 EFLAGS: 00010286
[   10.658443][  T221] RAX: 00000000ffffffa6 RBX: ff11000009d7f540 RCX: 1ff4000000144d88
[   10.658727][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f5f0
[   10.659025][  T221] RBP: ff11000007641000 R08: 1fe22000013afebf R09: ff1100000cacae58
[   10.659327][  T221] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.659611][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.659901][  T221] FS:  00007f7ba9bb0840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.660239][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.660495][  T221] CR2: 00007f7ba9e801a0 CR3: 000000000d74d006 CR4: 0000000000771ef0
[   10.660783][  T221] PKRU: 55555554
[   10.660972][  T221] Call Trace:
[   10.661186][  T221]  <TASK>
[   10.661351][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.661577][  T221]  rtnetlink_event+0xe0/0x1f0
[   10.661801][  T221]  notifier_call_chain+0xb0/0x320
[   10.662027][  T221]  netdev_lower_state_changed+0xa0/0x100
[   10.662276][  T221]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[   10.662537][  T221]  ? lockdep_hardirqs_on+0x8c/0x130
[   10.662758][  T221]  ? queue_delayed_work_on+0x95/0x100
[   10.662983][  T221]  bond_enslave+0x3c2b/0x4e20
[   10.663231][  T221]  ? bond_update_slave_arr+0xcf0/0xcf0
[   10.663457][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.663678][  T221]  ? find_held_lock+0x2b/0x80
[   10.663901][  T221]  ? mark_usage+0x61/0x170
[   10.664147][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.664375][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.664605][  T221]  do_set_master+0x3b2/0x780
[   10.664830][  T221]  ? kernel_text_address+0x149/0x170
[   10.665052][  T221]  do_setlink.isra.0+0x9ec/0x2a60
[   10.665301][  T221]  ? rtnl_link_get_size+0x350/0x350
[   10.665528][  T221]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.665781][  T221]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.666008][  T221]  ? validate_chain+0x38b/0xc20
[   10.666249][  T221]  ? rcu_read_lock_any_held+0x66/0x90
[   10.666473][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.666698][  T221]  ? __kernel_text_address+0x12/0x30
[   10.666924][  T221]  ? __lock_acquire+0x508/0xc10
[   10.667172][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.667399][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.667629][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.667852][  T221]  ? lock_acquire+0x134/0x160
[   10.668075][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.668313][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.668536][  T221]  ? trace_contention_end+0xb3/0x1a0
[   10.668758][  T221]  ? __mutex_lock+0x1db/0x2010
[   10.668981][  T221]  ? __mutex_lock+0x9b2/0x2010
[   10.669220][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.669453][  T221]  ? ww_mutex_lock+0x160/0x160
[   10.669678][  T221]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.669907][  T221]  ? __rtnl_newlink+0x3fa/0xa50
[   10.670154][  T221]  rtnl_newlink+0x8d1/0xee0
[   10.670352][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.670522][  T221]  ? find_held_lock+0x2b/0x80
[   10.670695][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.670867][  T221]  ? mark_usage+0x61/0x170
[   10.671042][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.671239][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.671413][  T221]  ? find_held_lock+0x2b/0x80
[   10.671587][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.671758][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.671929][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.672101][  T221]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.672296][  T221]  ? validate_chain+0x38b/0xc20
[   10.672468][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.672642][  T221]  ? __lock_acquire+0x508/0xc10
[   10.672818][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.672990][  T221]  ? find_held_lock+0x2b/0x80
[   10.673188][  T221]  netlink_rcv_skb+0x14e/0x3a0
[   10.673359][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.673533][  T221]  ? netlink_ack+0xcd0/0xcd0
[   10.673713][  T221]  ? netlink_deliver_tap+0xc5/0x330
[   10.673883][  T221]  ? netlink_deliver_tap+0x13c/0x330
[   10.674058][  T221]  netlink_unicast+0x486/0x750
[   10.674250][  T221]  ? netlink_attachskb+0x810/0x810
[   10.674422][  T221]  ? __lock_acquire+0x508/0xc10
[   10.674594][  T221]  netlink_sendmsg+0x735/0xc60
[   10.674766][  T221]  ? netlink_unicast+0x750/0x750
[   10.674937][  T221]  ? __might_fault+0x97/0x140
[   10.675118][  T221]  ____sys_sendmsg+0x419/0x850
[   10.675302][  T221]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.675473][  T221]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.675672][  T221]  ? move_addr_to_kernel+0x40/0x40
[   10.675845][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.676015][  T221]  ? validate_chain+0x38b/0xc20
[   10.676208][  T221]  ___sys_sendmsg+0x14e/0x1d0
[   10.676382][  T221]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.676584][  T221]  ? copy_msghdr_from_user+0x460/0x460
[   10.676768][  T221]  __sys_sendmsg+0x145/0x1f0
[   10.676939][  T221]  ? __sys_sendmsg_sock+0x20/0x20
[   10.677115][  T221]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.677333][  T221]  ? do_raw_spin_unlock+0x59/0x250
[   10.677505][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.677679][  T221]  do_syscall_64+0x117/0xfc0
[   10.677849][  T221]  ? trace_hardirqs_off+0xd/0x30
[   10.678018][  T221]  ? exc_page_fault+0xee/0x100
[   10.678206][  T221]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.678415][  T221] RIP: 0033:0x7f7ba9dea08e
[   10.678608][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.679153][  T221] RSP: 002b:00007ffd0497d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.679414][  T221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ba9dea08e
[   10.679670][  T221] RDX: 0000000000000000 RSI: 00007ffd0497d880 RDI: 0000000000000005
[   10.679930][  T221] RBP: 00007ffd0497d7e0 R08: 0000000000000000 R09: 0000000000000000
[   10.680203][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.680457][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0497df50
[   10.680718][  T221]  </TASK>
[   10.680868][  T221] irq event stamp: 27003
[   10.681008][  T221] hardirqs last  enabled at (27013): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.681308][  T221] hardirqs last disabled at (27024): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.681591][  T221] softirqs last  enabled at (26434): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.681875][  T221] softirqs last disabled at (26393): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.682179][  T221] ---[ end trace 0000000000000000 ]---
[   10.682510][  T221] ------------[ cut here ]------------
[   10.682686][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/221
[   10.682959][  T221] Modules linked in:
[   10.683120][  T221] CPU: 2 UID: 0 PID: 221 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.683462][  T221] Tainted: [W]=WARN
[   10.683616][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.683834][  T221] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.684063][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.684679][  T221] RSP: 0018:ffa0000000a26e10 EFLAGS: 00010286
[   10.684958][  T221] RAX: 00000000ffffffa6 RBX: ff11000009d7f3c0 RCX: 1ff4000000144d88
[   10.685299][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f470
[   10.685587][  T221] RBP: ff11000007641000 R08: 1fe22000013afe8f R09: ff1100000cacae58
[   10.685874][  T221] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.686181][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.686468][  T221] FS:  00007f7ba9bb0840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.686787][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.687040][  T221] CR2: 00007f7ba9e801a0 CR3: 000000000d74d006 CR4: 0000000000771ef0
[   10.687345][  T221] PKRU: 55555554
[   10.687535][  T221] Call Trace:
[   10.687724][  T221]  <TASK>
[   10.687885][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.688115][  T221]  rtnetlink_event+0xe0/0x1f0
[   10.688348][  T221]  notifier_call_chain+0xb0/0x320
[   10.688571][  T221]  netdev_lower_state_changed+0xa0/0x100
[   10.688793][  T221]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[   10.689046][  T221]  ? lockdep_hardirqs_on+0x8c/0x130
[   10.689287][  T221]  ? queue_delayed_work_on+0x95/0x100
[   10.689512][  T221]  bond_enslave+0x317e/0x4e20
[   10.689737][  T221]  ? bond_update_slave_arr+0xcf0/0xcf0
[   10.689959][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.690198][  T221]  ? find_held_lock+0x2b/0x80
[   10.690423][  T221]  ? mark_usage+0x61/0x170
[   10.690650][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.690875][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.691098][  T221]  do_set_master+0x3b2/0x780
[   10.691341][  T221]  ? kernel_text_address+0x149/0x170
[   10.691566][  T221]  do_setlink.isra.0+0x9ec/0x2a60
[   10.691790][  T221]  ? rtnl_link_get_size+0x350/0x350
[   10.692012][  T221]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.692292][  T221]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.692517][  T221]  ? validate_chain+0x38b/0xc20
[   10.692741][  T221]  ? rcu_read_lock_any_held+0x66/0x90
[   10.692964][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.693209][  T221]  ? __kernel_text_address+0x12/0x30
[   10.693436][  T221]  ? __lock_acquire+0x508/0xc10
[   10.693667][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.693890][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.694122][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.694406][  T221]  ? lock_acquire+0x134/0x160
[   10.694629][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.694851][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.695075][  T221]  ? trace_contention_end+0xb3/0x1a0
[   10.695315][  T221]  ? __mutex_lock+0x1db/0x2010
[   10.695544][  T221]  ? __mutex_lock+0x9b2/0x2010
[   10.695770][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.695994][  T221]  ? ww_mutex_lock+0x160/0x160
[   10.696238][  T221]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.696468][  T221]  ? __rtnl_newlink+0x3fa/0xa50
[   10.696697][  T221]  rtnl_newlink+0x8d1/0xee0
[   10.696923][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.697169][  T221]  ? find_held_lock+0x2b/0x80
[   10.697395][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.697595][  T221]  ? mark_usage+0x61/0x170
[   10.697766][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.697941][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.698119][  T221]  ? find_held_lock+0x2b/0x80
[   10.698305][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.698477][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.698654][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.698828][  T221]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.699000][  T221]  ? validate_chain+0x38b/0xc20
[   10.699192][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.699364][  T221]  ? __lock_acquire+0x508/0xc10
[   10.699539][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.699709][  T221]  ? find_held_lock+0x2b/0x80
[   10.699884][  T221]  netlink_rcv_skb+0x14e/0x3a0
[   10.700060][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.700253][  T221]  ? netlink_ack+0xcd0/0xcd0
[   10.700429][  T221]  ? netlink_deliver_tap+0xc5/0x330
[   10.700601][  T221]  ? netlink_deliver_tap+0x13c/0x330
[   10.700776][  T221]  netlink_unicast+0x486/0x750
[   10.700951][  T221]  ? netlink_attachskb+0x810/0x810
[   10.701141][  T221]  ? __lock_acquire+0x508/0xc10
[   10.701319][  T221]  netlink_sendmsg+0x735/0xc60
[   10.701493][  T221]  ? netlink_unicast+0x750/0x750
[   10.701667][  T221]  ? __might_fault+0x97/0x140
[   10.701841][  T221]  ____sys_sendmsg+0x419/0x850
[   10.702014][  T221]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.702207][  T221]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.702410][  T221]  ? move_addr_to_kernel+0x40/0x40
[   10.702585][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.702759][  T221]  ? validate_chain+0x38b/0xc20
[   10.702933][  T221]  ___sys_sendmsg+0x14e/0x1d0
[   10.703104][  T221]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.703328][  T221]  ? copy_msghdr_from_user+0x460/0x460
[   10.703512][  T221]  __sys_sendmsg+0x145/0x1f0
[   10.703684][  T221]  ? __sys_sendmsg_sock+0x20/0x20
[   10.703855][  T221]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.704063][  T221]  ? do_raw_spin_unlock+0x59/0x250
[   10.704257][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.704432][  T221]  do_syscall_64+0x117/0xfc0
[   10.704604][  T221]  ? trace_hardirqs_off+0xd/0x30
[   10.704774][  T221]  ? exc_page_fault+0xee/0x100
[   10.704949][  T221]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.705168][  T221] RIP: 0033:0x7f7ba9dea08e
[   10.705350][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.705844][  T221] RSP: 002b:00007ffd0497d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.706092][  T221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ba9dea08e
[   10.706350][  T221] RDX: 0000000000000000 RSI: 00007ffd0497d880 RDI: 0000000000000005
[   10.706584][  T221] RBP: 00007ffd0497d7e0 R08: 0000000000000000 R09: 0000000000000000
[   10.706815][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.707048][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0497df50
[   10.707311][  T221]  </TASK>
[   10.707450][  T221] irq event stamp: 33483
[   10.707590][  T221] hardirqs last  enabled at (33493): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.707853][  T221] hardirqs last disabled at (33502): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.708137][  T221] softirqs last  enabled at (32944): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.708403][  T221] softirqs last disabled at (32893): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.708667][  T221] ---[ end trace 0000000000000000 ]---
[   10.717042][  T221] ------------[ cut here ]------------
[   10.717196][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/221
[   10.717421][  T221] Modules linked in:
[   10.717521][  T221] CPU: 0 UID: 0 PID: 221 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.717777][  T221] Tainted: [W]=WARN
[   10.717873][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.718032][  T221] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.718209][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.718661][  T221] RSP: 0018:ffa0000000a26d20 EFLAGS: 00010286
[   10.718821][  T221] RAX: 00000000ffffffa6 RBX: ff11000009d7f240 RCX: 1ff4000000144d6a
[   10.719011][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f2f0
[   10.719212][  T221] RBP: ff11000007641000 R08: 1fe22000013afe5f R09: ff1100000cacae58
[   10.719402][  T221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.719594][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.719787][  T221] FS:  00007f7ba9bb0840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.720010][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.720185][  T221] CR2: 00007effa8507574 CR3: 000000000d74d005 CR4: 0000000000771ef0
[   10.720379][  T221] PKRU: 55555554
[   10.720475][  T221] Call Trace:
[   10.720570][  T221]  <TASK>
[   10.720636][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.720764][  T221]  rtnetlink_event+0xe0/0x1f0
[   10.720892][  T221]  notifier_call_chain+0xb0/0x320
[   10.721024][  T221]  __netdev_upper_dev_link+0x3a5/0x590
[   10.721163][  T221]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   10.721294][  T221]  ? netdev_wait_allrefs_any+0x570/0x570
[   10.721428][  T221]  netdev_master_upper_dev_link+0x86/0xb0
[   10.721556][  T221]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.721686][  T221]  ? netdev_is_rx_handler_busy+0x62/0xd0
[   10.721817][  T221]  ? netdev_rx_handler_register+0x1b/0xc0
[   10.721944][  T221]  bond_enslave+0x224d/0x4e20
[   10.722075][  T221]  ? bond_update_slave_arr+0xcf0/0xcf0
[   10.722240][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.722369][  T221]  ? find_held_lock+0x2b/0x80
[   10.722498][  T221]  ? mark_usage+0x61/0x170
[   10.722624][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.722759][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.722896][  T221]  do_set_master+0x3b2/0x780
[   10.723023][  T221]  ? kernel_text_address+0x149/0x170
[   10.723165][  T221]  do_setlink.isra.0+0x9ec/0x2a60
[   10.723296][  T221]  ? rtnl_link_get_size+0x350/0x350
[   10.723424][  T221]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.723585][  T221]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.723710][  T221]  ? validate_chain+0x38b/0xc20
[   10.723838][  T221]  ? rcu_read_lock_any_held+0x66/0x90
[   10.723964][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.724092][  T221]  ? __kernel_text_address+0x12/0x30
[   10.724232][  T221]  ? __lock_acquire+0x508/0xc10
[   10.724361][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.724489][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.724618][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.724745][  T221]  ? lock_acquire+0x134/0x160
[   10.724872][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.724998][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.725134][  T221]  ? trace_contention_end+0xb3/0x1a0
[   10.725264][  T221]  ? __mutex_lock+0x1db/0x2010
[   10.725392][  T221]  ? __mutex_lock+0x9b2/0x2010
[   10.725520][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.725648][  T221]  ? ww_mutex_lock+0x160/0x160
[   10.725776][  T221]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.725906][  T221]  ? __rtnl_newlink+0x3fa/0xa50
[   10.726036][  T221]  rtnl_newlink+0x8d1/0xee0
[   10.726176][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.726303][  T221]  ? find_held_lock+0x2b/0x80
[   10.726434][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.726563][  T221]  ? mark_usage+0x61/0x170
[   10.726690][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.726821][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.726949][  T221]  ? find_held_lock+0x2b/0x80
[   10.727078][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.727215][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.727346][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.727475][  T221]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.727603][  T221]  ? validate_chain+0x38b/0xc20
[   10.727733][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.727861][  T221]  ? __lock_acquire+0x508/0xc10
[   10.727993][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.728124][  T221]  ? find_held_lock+0x2b/0x80
[   10.728260][  T221]  netlink_rcv_skb+0x14e/0x3a0
[   10.728389][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.728518][  T221]  ? netlink_ack+0xcd0/0xcd0
[   10.728650][  T221]  ? netlink_deliver_tap+0xc5/0x330
[   10.728780][  T221]  ? netlink_deliver_tap+0x13c/0x330
[   10.728909][  T221]  netlink_unicast+0x486/0x750
[   10.729039][  T221]  ? netlink_attachskb+0x810/0x810
[   10.729173][  T221]  ? __lock_acquire+0x508/0xc10
[   10.729303][  T221]  netlink_sendmsg+0x735/0xc60
[   10.729435][  T221]  ? netlink_unicast+0x750/0x750
[   10.729565][  T221]  ? __might_fault+0x97/0x140
[   10.729697][  T221]  ____sys_sendmsg+0x419/0x850
[   10.729826][  T221]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.729952][  T221]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.730114][  T221]  ? move_addr_to_kernel+0x40/0x40
[   10.730249][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.730377][  T221]  ? validate_chain+0x38b/0xc20
[   10.730507][  T221]  ___sys_sendmsg+0x14e/0x1d0
[   10.730635][  T221]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.730799][  T221]  ? copy_msghdr_from_user+0x460/0x460
[   10.730941][  T221]  __sys_sendmsg+0x145/0x1f0
[   10.731070][  T221]  ? __sys_sendmsg_sock+0x20/0x20
[   10.731204][  T221]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.731368][  T221]  ? do_raw_spin_unlock+0x59/0x250
[   10.731496][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.731626][  T221]  do_syscall_64+0x117/0xfc0
[   10.731753][  T221]  ? trace_hardirqs_off+0xd/0x30
[   10.731880][  T221]  ? exc_page_fault+0xee/0x100
[   10.732008][  T221]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.732173][  T221] RIP: 0033:0x7f7ba9dea08e
[   10.732304][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.732750][  T221] RSP: 002b:00007ffd0497d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.732940][  T221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ba9dea08e
[   10.733140][  T221] RDX: 0000000000000000 RSI: 00007ffd0497d880 RDI: 0000000000000005
[   10.733329][  T221] RBP: 00007ffd0497d7e0 R08: 0000000000000000 R09: 0000000000000000
[   10.733516][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.733704][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0497df50
[   10.733900][  T221]  </TASK>
[   10.733995][  T221] irq event stamp: 43029
[   10.734090][  T221] hardirqs last  enabled at (43037): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.734323][  T221] hardirqs last disabled at (43046): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.734542][  T221] softirqs last  enabled at (42384): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.734764][  T221] softirqs last disabled at (42379): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.734985][  T221] ---[ end trace 0000000000000000 ]---
[   10.735200][  T221] ------------[ cut here ]------------
[   10.735326][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/221
[   10.735544][  T221] Modules linked in:
[   10.735643][  T221] CPU: 0 UID: 0 PID: 221 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.735899][  T221] Tainted: [W]=WARN
[   10.735994][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.736160][  T221] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.736324][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.736771][  T221] RSP: 0018:ffa0000000a26e10 EFLAGS: 00010286
[   10.736930][  T221] RAX: 00000000ffffffa6 RBX: ff11000009d7f9c0 RCX: 1ff4000000144d88
[   10.737123][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7fa70
[   10.737319][  T221] RBP: ff11000007641000 R08: 1fe22000013aff4f R09: ff1100000cacae58
[   10.737507][  T221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.737697][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.737887][  T221] FS:  00007f7ba9bb0840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.738113][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.738278][  T221] CR2: 00007effa8507574 CR3: 000000000d74d005 CR4: 0000000000771ef0
[   10.738470][  T221] PKRU: 55555554
[   10.738565][  T221] Call Trace:
[   10.738659][  T221]  <TASK>
[   10.738724][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.738850][  T221]  rtnetlink_event+0xe0/0x1f0
[   10.738975][  T221]  notifier_call_chain+0xb0/0x320
[   10.739110][  T221]  netdev_lower_state_changed+0xa0/0x100
[   10.739243][  T221]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[   10.739400][  T221]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.739525][  T221]  ? netdev_is_rx_handler_busy+0x62/0xd0
[   10.739652][  T221]  bond_enslave+0x2358/0x4e20
[   10.739782][  T221]  ? bond_update_slave_arr+0xcf0/0xcf0
[   10.739909][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.740035][  T221]  ? find_held_lock+0x2b/0x80
[   10.740170][  T221]  ? mark_usage+0x61/0x170
[   10.740295][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.740424][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.740551][  T221]  do_set_master+0x3b2/0x780
[   10.740679][  T221]  ? kernel_text_address+0x149/0x170
[   10.740806][  T221]  do_setlink.isra.0+0x9ec/0x2a60
[   10.740936][  T221]  ? rtnl_link_get_size+0x350/0x350
[   10.741063][  T221]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.741229][  T221]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.741354][  T221]  ? validate_chain+0x38b/0xc20
[   10.741479][  T221]  ? rcu_read_lock_any_held+0x66/0x90
[   10.741603][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.741729][  T221]  ? __kernel_text_address+0x12/0x30
[   10.741856][  T221]  ? __lock_acquire+0x508/0xc10
[   10.741984][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.742112][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.742243][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.742370][  T221]  ? lock_acquire+0x134/0x160
[   10.742494][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.742617][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.742745][  T221]  ? trace_contention_end+0xb3/0x1a0
[   10.742870][  T221]  ? __mutex_lock+0x1db/0x2010
[   10.742995][  T221]  ? __mutex_lock+0x9b2/0x2010
[   10.743130][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.743258][  T221]  ? ww_mutex_lock+0x160/0x160
[   10.743382][  T221]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.743511][  T221]  ? __rtnl_newlink+0x3fa/0xa50
[   10.743640][  T221]  rtnl_newlink+0x8d1/0xee0
[   10.743770][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.743895][  T221]  ? find_held_lock+0x2b/0x80
[   10.744020][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.744154][  T221]  ? mark_usage+0x61/0x170
[   10.744278][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.744404][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.744530][  T221]  ? find_held_lock+0x2b/0x80
[   10.744657][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.744783][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.744911][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.745037][  T221]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.745172][  T221]  ? validate_chain+0x38b/0xc20
[   10.745300][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.745425][  T221]  ? __lock_acquire+0x508/0xc10
[   10.745554][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.745680][  T221]  ? find_held_lock+0x2b/0x80
[   10.745811][  T221]  netlink_rcv_skb+0x14e/0x3a0
[   10.745939][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.746067][  T221]  ? netlink_ack+0xcd0/0xcd0
[   10.746205][  T221]  ? netlink_deliver_tap+0xc5/0x330
[   10.746331][  T221]  ? netlink_deliver_tap+0x13c/0x330
[   10.746459][  T221]  netlink_unicast+0x486/0x750
[   10.746588][  T221]  ? netlink_attachskb+0x810/0x810
[   10.746717][  T221]  ? __lock_acquire+0x508/0xc10
[   10.746846][  T221]  netlink_sendmsg+0x735/0xc60
[   10.746975][  T221]  ? netlink_unicast+0x750/0x750
[   10.747103][  T221]  ? __might_fault+0x97/0x140
[   10.747240][  T221]  ____sys_sendmsg+0x419/0x850
[   10.747366][  T221]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.747494][  T221]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.747652][  T221]  ? move_addr_to_kernel+0x40/0x40
[   10.747781][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.747907][  T221]  ? validate_chain+0x38b/0xc20
[   10.748035][  T221]  ___sys_sendmsg+0x14e/0x1d0
[   10.748170][  T221]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.748328][  T221]  ? copy_msghdr_from_user+0x460/0x460
[   10.748465][  T221]  __sys_sendmsg+0x145/0x1f0
[   10.748592][  T221]  ? __sys_sendmsg_sock+0x20/0x20
[   10.748718][  T221]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.748878][  T221]  ? do_raw_spin_unlock+0x59/0x250
[   10.749005][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.749141][  T221]  do_syscall_64+0x117/0xfc0
[   10.749267][  T221]  ? trace_hardirqs_off+0xd/0x30
[   10.749392][  T221]  ? exc_page_fault+0xee/0x100
[   10.749519][  T221]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.749679][  T221] RIP: 0033:0x7f7ba9dea08e
[   10.749810][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.750261][  T221] RSP: 002b:00007ffd0497d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.750449][  T221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ba9dea08e
[   10.750633][  T221] RDX: 0000000000000000 RSI: 00007ffd0497d880 RDI: 0000000000000005
[   10.750818][  T221] RBP: 00007ffd0497d7e0 R08: 0000000000000000 R09: 0000000000000000
[   10.751004][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.751202][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0497df50
[   10.751396][  T221]  </TASK>
[   10.751491][  T221] irq event stamp: 44083
[   10.751585][  T221] hardirqs last  enabled at (44091): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.751804][  T221] hardirqs last disabled at (44098): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.752021][  T221] softirqs last  enabled at (43114): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   10.752249][  T221] softirqs last disabled at (43112): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   10.752467][  T221] ---[ end trace 0000000000000000 ]---
[   10.752796][  T221] ------------[ cut here ]------------
[   10.752920][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/221
[   10.753146][  T221] Modules linked in:
[   10.753242][  T221] CPU: 0 UID: 0 PID: 221 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.753494][  T221] Tainted: [W]=WARN
[   10.753589][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.753747][  T221] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.753911][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.754366][  T221] RSP: 0018:ffa0000000a26db8 EFLAGS: 00010286
[   10.754525][  T221] RAX: 00000000ffffffa6 RBX: ff11000009d7f0c0 RCX: 1ff4000000144d7d
[   10.754714][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7f170
[   10.754905][  T221] RBP: ff1100000c4fa000 R08: 1fe22000013afe2f R09: ff1100000cacae58
[   10.755092][  T221] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.755289][  T221] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   10.755478][  T221] FS:  00007f7ba9bb0840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   10.755699][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.755857][  T221] CR2: 00007effa8507574 CR3: 000000000d74d005 CR4: 0000000000771ef0
[   10.756046][  T221] PKRU: 55555554
[   10.756149][  T221] Call Trace:
[   10.756244][  T221]  <TASK>
[   10.756309][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.756435][  T221]  rtnetlink_event+0xe0/0x1f0
[   10.756563][  T221]  notifier_call_chain+0xb0/0x320
[   10.756691][  T221]  netdev_compute_master_upper_features+0x6d8/0xdd0
[   10.756847][  T221]  ? kernfs_rename_ns+0x45e/0x960
[   10.756976][  T221]  ? netdev_lower_state_changed+0xa0/0x100
[   10.757140][  T221]  ? netdev_change_features+0xa0/0xa0
[   10.757266][  T221]  ? netdev_upper_dev_link+0xb0/0xb0
[   10.757394][  T221]  ? sysfs_create_files+0x75/0x1c0
[   10.757522][  T221]  bond_enslave+0x240e/0x4e20
[   10.757653][  T221]  ? bond_update_slave_arr+0xcf0/0xcf0
[   10.757781][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.757906][  T221]  ? find_held_lock+0x2b/0x80
[   10.758030][  T221]  ? mark_usage+0x61/0x170
[   10.758164][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.758295][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.758423][  T221]  do_set_master+0x3b2/0x780
[   10.758551][  T221]  ? kernel_text_address+0x149/0x170
[   10.758678][  T221]  do_setlink.isra.0+0x9ec/0x2a60
[   10.758807][  T221]  ? rtnl_link_get_size+0x350/0x350
[   10.758934][  T221]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   10.759091][  T221]  ? rcu_read_lock_any_held+0x3c/0x90
[   10.759231][  T221]  ? validate_chain+0x38b/0xc20
[   10.759360][  T221]  ? rcu_read_lock_any_held+0x66/0x90
[   10.759486][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.759611][  T221]  ? __kernel_text_address+0x12/0x30
[   10.759738][  T221]  ? __lock_acquire+0x508/0xc10
[   10.759868][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.759994][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.760131][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.760260][  T221]  ? lock_acquire+0x134/0x160
[   10.760384][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.760508][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.760634][  T221]  ? trace_contention_end+0xb3/0x1a0
[   10.760762][  T221]  ? __mutex_lock+0x1db/0x2010
[   10.760888][  T221]  ? __mutex_lock+0x9b2/0x2010
[   10.761014][  T221]  ? rtnl_newlink+0x883/0xee0
[   10.761152][  T221]  ? ww_mutex_lock+0x160/0x160
[   10.761277][  T221]  ? nla_get_range_signed+0x3d0/0x3d0
[   10.761405][  T221]  ? __rtnl_newlink+0x3fa/0xa50
[   10.761535][  T221]  rtnl_newlink+0x8d1/0xee0
[   10.761662][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.761787][  T221]  ? find_held_lock+0x2b/0x80
[   10.761913][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.762038][  T221]  ? mark_usage+0x61/0x170
[   10.762174][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.762301][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.762425][  T221]  ? find_held_lock+0x2b/0x80
[   10.762552][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.762679][  T221]  ? __lock_release.isra.0+0x6b/0x1a0
[   10.762806][  T221]  ? __rtnl_newlink+0xa50/0xa50
[   10.762932][  T221]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   10.763060][  T221]  ? validate_chain+0x38b/0xc20
[   10.763198][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.763322][  T221]  ? __lock_acquire+0x508/0xc10
[   10.763452][  T221]  ? lock_acquire.part.0+0xbc/0x260
[   10.763578][  T221]  ? find_held_lock+0x2b/0x80
[   10.763705][  T221]  netlink_rcv_skb+0x14e/0x3a0
[   10.763830][  T221]  ? rtnl_link_fill+0x900/0x900
[   10.763956][  T221]  ? netlink_ack+0xcd0/0xcd0
[   10.764087][  T221]  ? netlink_deliver_tap+0xc5/0x330
[   10.764221][  T221]  ? netlink_deliver_tap+0x13c/0x330
[   10.764348][  T221]  netlink_unicast+0x486/0x750
[   10.764476][  T221]  ? netlink_attachskb+0x810/0x810
[   10.764604][  T221]  ? __lock_acquire+0x508/0xc10
[   10.764730][  T221]  netlink_sendmsg+0x735/0xc60
[   10.764857][  T221]  ? netlink_unicast+0x750/0x750
[   10.764987][  T221]  ? __might_fault+0x97/0x140
[   10.765120][  T221]  ____sys_sendmsg+0x419/0x850
[   10.765250][  T221]  ? copy_msghdr_from_user+0x2a0/0x460
[   10.765374][  T221]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   10.765530][  T221]  ? move_addr_to_kernel+0x40/0x40
[   10.765655][  T221]  ? stack_depot_save_flags+0x367/0x770
[   10.765781][  T221]  ? validate_chain+0x38b/0xc20
[   10.765911][  T221]  ___sys_sendmsg+0x14e/0x1d0
[   10.766036][  T221]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   10.766203][  T221]  ? copy_msghdr_from_user+0x460/0x460
[   10.766340][  T221]  __sys_sendmsg+0x145/0x1f0
[   10.766467][  T221]  ? __sys_sendmsg_sock+0x20/0x20
[   10.766592][  T221]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   10.766752][  T221]  ? do_raw_spin_unlock+0x59/0x250
[   10.766882][  T221]  ? rcu_is_watching+0x15/0xd0
[   10.767011][  T221]  do_syscall_64+0x117/0xfc0
[   10.767148][  T221]  ? trace_hardirqs_off+0xd/0x30
[   10.767272][  T221]  ? exc_page_fault+0xee/0x100
[   10.767398][  T221]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.767554][  T221] RIP: 0033:0x7f7ba9dea08e
[   10.767685][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   10.768140][  T221] RSP: 002b:00007ffd0497d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.768331][  T221] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7ba9dea08e
[   10.768520][  T221] RDX: 0000000000000000 RSI: 00007ffd0497d880 RDI: 0000000000000005
[   10.768710][  T221] RBP: 00007ffd0497d7e0 R08: 0000000000000000 R09: 0000000000000000
[   10.768897][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c52f
[   10.769082][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0497df50
[   10.769283][  T221]  </TASK>
[   10.769377][  T221] irq event stamp: 45209
[   10.769471][  T221] hardirqs last  enabled at (45217): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.769690][  T221] hardirqs last disabled at (45224): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.769907][  T221] softirqs last  enabled at (45100): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.770133][  T221] softirqs last disabled at (45095): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.770352][  T221] ---[ end trace 0000000000000000 ]---
[   10.770630][  T221] bond0: (slave eth2): Enslaving as a backup interface with an up link
[   10.770908][  T104] ------------[ cut here ]------------
[   10.771068][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u19:1/104
[   10.771376][  T104] Modules linked in:
[   10.771538][  T104] CPU: 2 UID: 0 PID: 104 Comm: kworker/u19:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.771840][  T104] Tainted: [W]=WARN
[   10.771972][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.772262][  T104] Workqueue: events_unbound linkwatch_event
[   10.772531][  T104] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.772727][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.773359][  T104] RSP: 0018:ffa00000006579e0 EFLAGS: 00010286
[   10.773557][  T104] RAX: 00000000ffffffa6 RBX: ff11000009d7ec40 RCX: 1ff40000000caf02
[   10.773775][  T104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009d7ecf0
[   10.773989][  T104] RBP: ff11000007641000 R08: 1fe22000013afd9f R09: ff1100000d4b8ba8
[   10.774223][  T104] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.774440][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.774655][  T104] FS:  0000000000000000(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.774901][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.775088][  T104] CR2: 00007f7ba9e801a0 CR3: 0000000038b39001 CR4: 0000000000771ef0
[   10.775500][  T104] PKRU: 55555554
[   10.775639][  T104] Call Trace:
[   10.775769][  T104]  <TASK>
[   10.775873][  T104]  ? ip6_route_dev_notify+0x3d/0x380
[   10.776036][  T104]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.776219][  T104]  ? notifier_call_chain+0xb0/0x320
[   10.776378][  T104]  rtmsg_ifinfo+0x5c/0xb0
[   10.776512][  T104]  netif_state_change+0x155/0x3d0
[   10.776673][  T104]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   10.776865][  T104]  ? linkwatch_do_dev+0xae/0xd0
[   10.777024][  T104]  __linkwatch_run_queue+0x350/0x850
[   10.777205][  T104]  ? linkwatch_do_dev+0xd0/0xd0
[   10.777367][  T104]  linkwatch_event+0x7f/0xb0
[   10.777527][  T104]  ? __linkwatch_run_queue+0x850/0x850
[   10.777687][  T104]  process_one_work+0xdf8/0x1410
[   10.777854][  T104]  ? pwq_dec_nr_in_flight+0x710/0x710
[   10.778012][  T104]  ? lock_acquire.part.0+0xbc/0x260
[   10.778267][  T104]  worker_thread+0x4f1/0xd60
[   10.778431][  T104]  ? rescuer_thread+0x1320/0x1320
[   10.778589][  T104]  ? __kthread_parkme+0xbd/0x210
[   10.778749][  T104]  ? rescuer_thread+0x1320/0x1320
[   10.778912][  T104]  kthread+0x367/0x460
[   10.779121][  T104]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   10.779321][  T104]  ? kthread_affine_node+0x330/0x330
[   10.779481][  T104]  ret_from_fork+0x474/0x6b0
[   10.779643][  T104]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   10.779903][  T104]  ? __switch_to+0x5a3/0xe00
[   10.780064][  T104]  ? kthread_affine_node+0x330/0x330
[   10.780248][  T104]  ret_from_fork_asm+0x11/0x20
[   10.780485][  T104]  </TASK>
[   10.780615][  T104] irq event stamp: 9919
[   10.780744][  T104] hardirqs last  enabled at (9929): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.780985][  T104] hardirqs last disabled at (9938): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.781318][  T104] softirqs last  enabled at (9606): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.781559][  T104] softirqs last disabled at (9597): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.781869][  T104] ---[ end trace 0000000000000000 ]---
[   10.782428][  T104] br0: port 4(s2) entered blocking state
[   10.782584][  T104] br0: port 4(s2) entered forwarding state
[   10.782935][  T104] ------------[ cut here ]------------
[   10.783086][  T104] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u19:1/104
[   10.783377][  T104] Modules linked in:
[   10.783510][  T104] CPU: 2 UID: 0 PID: 104 Comm: kworker/u19:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   10.783817][  T104] Tainted: [W]=WARN
[   10.783950][  T104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.784157][  T104] Workqueue: events_unbound linkwatch_event
[   10.784350][  T104] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   10.784541][  T104] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   10.784991][  T104] RSP: 0018:ffa00000006579e0 EFLAGS: 00010286
[   10.785201][  T104] RAX: 00000000ffffffa6 RBX: ff1100000d6ee1c0 RCX: 1ff40000000caf02
[   10.785415][  T104] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6ee270
[   10.785646][  T104] RBP: ff1100000cb89000 R08: 1fe2200001addc4f R09: ff1100000d4b8ba8
[   10.785879][  T104] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.786120][  T104] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.786368][  T104] FS:  0000000000000000(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   10.786638][  T104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.786853][  T104] CR2: 00007f7ba9e801a0 CR3: 0000000038b39001 CR4: 0000000000771ef0
[   10.787090][  T104] PKRU: 55555554
[   10.787253][  T104] Call Trace:
[   10.787397][  T104]  <TASK>
[   10.787510][  T104]  ? ip6_route_dev_notify+0x3d/0x380
[   10.787688][  T104]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   10.787869][  T104]  ? notifier_call_chain+0xb0/0x320
[   10.788050][  T104]  rtmsg_ifinfo+0x5c/0xb0
[   10.788206][  T104]  netif_state_change+0x155/0x3d0
[   10.788380][  T104]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   10.788591][  T104]  ? linkwatch_do_dev+0xae/0xd0
[   10.788764][  T104]  __linkwatch_run_queue+0x350/0x850
[   10.788939][  T104]  ? linkwatch_do_dev+0xd0/0xd0
[   10.789142][  T104]  linkwatch_event+0x7f/0xb0
[   10.789317][  T104]  ? __linkwatch_run_queue+0x850/0x850
[   10.789493][  T104]  process_one_work+0xdf8/0x1410
[   10.789676][  T104]  ? pwq_dec_nr_in_flight+0x710/0x710
[   10.789847][  T104]  ? lock_acquire.part.0+0xbc/0x260
[   10.790034][  T104]  worker_thread+0x4f1/0xd60
[   10.790221][  T104]  ? rescuer_thread+0x1320/0x1320
[   10.790395][  T104]  ? __kthread_parkme+0xbd/0x210
[   10.790576][  T104]  ? rescuer_thread+0x1320/0x1320
[   10.790753][  T104]  kthread+0x367/0x460
[   10.790900][  T104]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   10.791100][  T104]  ? kthread_affine_node+0x330/0x330
[   10.791299][  T104]  ret_from_fork+0x474/0x6b0
[   10.791481][  T104]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   10.791680][  T104]  ? __switch_to+0x5a3/0xe00
[   10.791854][  T104]  ? kthread_affine_node+0x330/0x330
[   10.792034][  T104]  ret_from_fork_asm+0x11/0x20
[   10.792243][  T104]  </TASK>
[   10.792389][  T104] irq event stamp: 11061
[   10.792532][  T104] hardirqs last  enabled at (11071): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   10.792789][  T104] hardirqs last disabled at (11080): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   10.793032][  T104] softirqs last  enabled at (10562): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   10.793298][  T104] softirqs last disabled at (10537): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   10.793543][  T104] ---[ end trace 0000000000000000 ]---
[   15.897452][  T226] ------------[ cut here ]------------
[   15.897618][  T226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/226
[   15.897841][  T226] Modules linked in:
[   15.897944][  T226] CPU: 0 UID: 0 PID: 226 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   15.898211][  T226] Tainted: [W]=WARN
[   15.898307][  T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.898462][  T226] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   15.898625][  T226] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   15.899063][  T226] RSP: 0018:ffa0000000a670a0 EFLAGS: 00010286
[   15.899233][  T226] RAX: 00000000ffffffa6 RBX: ff1100000bcf6940 RCX: 1ff400000014cdda
[   15.899420][  T226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bcf69f0
[   15.899615][  T226] RBP: ff11000009e59000 R08: 1fe220000179ed3f R09: ff110000095d0b58
[   15.899803][  T226] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   15.899987][  T226] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   15.900194][  T226] FS:  00007f3977391840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   15.900412][  T226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.900569][  T226] CR2: 00007f3977586c40 CR3: 000000000d737001 CR4: 0000000000771ef0
[   15.900757][  T226] PKRU: 55555554
[   15.900851][  T226] Call Trace:
[   15.900946][  T226]  <TASK>
[   15.901011][  T226]  ? ip6_route_dev_notify+0x3d/0x380
[   15.901143][  T226]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   15.901272][  T226]  ? notifier_call_chain+0xb0/0x320
[   15.901399][  T226]  rtmsg_ifinfo+0x5c/0xb0
[   15.901495][  T226]  netif_state_change+0x155/0x3d0
[   15.901623][  T226]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   15.901782][  T226]  ? lockdep_rtnl_is_held+0x1a/0x20
[   15.901909][  T226]  do_setlink.isra.0+0x2176/0x2a60
[   15.902034][  T226]  ? rcu_read_lock_any_held+0x3c/0x90
[   15.902171][  T226]  ? validate_chain+0x38b/0xc20
[   15.902307][  T226]  ? rtnl_link_get_size+0x350/0x350
[   15.902432][  T226]  ? lockdep_rtnl_is_held+0x1a/0x20
[   15.902586][  T226]  ? bond_select_active_slave+0x173/0x4f0
[   15.902712][  T226]  ? bond_opt_get_val+0x170/0x170
[   15.902842][  T226]  ? bond_change_active_slave+0x21b0/0x21b0
[   15.903000][  T226]  ? bond_option_prio_set+0x114/0x240
[   15.903124][  T226]  ? __bond_opt_set+0x1b1/0x390
[   15.903262][  T226]  ? bond_get_linkxstats_size+0x20/0x20
[   15.903392][  T226]  ? bond_slave_changelink+0x28a/0x470
[   15.903519][  T226]  ? bond_get_linkxstats_size+0x20/0x20
[   15.903644][  T226]  ? __mutex_lock+0x1db/0x2010
[   15.903772][  T226]  ? __mutex_lock+0x9b2/0x2010
[   15.903896][  T226]  ? mark_usage+0x61/0x170
[   15.904022][  T226]  ? __nla_validate_parse+0x20d/0x480
[   15.904163][  T226]  ? __rtnl_newlink+0x5e8/0xa50
[   15.904291][  T226]  rtnl_newlink+0x8d1/0xee0
[   15.904419][  T226]  ? lock_acquire.part.0+0xbc/0x260
[   15.904544][  T226]  ? find_held_lock+0x2b/0x80
[   15.904669][  T226]  ? __rtnl_newlink+0xa50/0xa50
[   15.904794][  T226]  ? mark_usage+0x61/0x170
[   15.904917][  T226]  ? __lock_release.isra.0+0x6b/0x1a0
[   15.905047][  T226]  ? __lock_release.isra.0+0x6b/0x1a0
[   15.905183][  T226]  ? __rtnl_newlink+0xa50/0xa50
[   15.905307][  T226]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   15.905431][  T226]  ? validate_chain+0x38b/0xc20
[   15.905554][  T226]  ? rtnl_link_fill+0x900/0x900
[   15.905681][  T226]  ? __lock_acquire+0x508/0xc10
[   15.905808][  T226]  ? lock_acquire.part.0+0xbc/0x260
[   15.905933][  T226]  ? find_held_lock+0x2b/0x80
[   15.906057][  T226]  netlink_rcv_skb+0x14e/0x3a0
[   15.906196][  T226]  ? rtnl_link_fill+0x900/0x900
[   15.906319][  T226]  ? netlink_ack+0xcd0/0xcd0
[   15.906445][  T226]  ? netlink_deliver_tap+0xc5/0x330
[   15.906568][  T226]  ? netlink_deliver_tap+0x13c/0x330
[   15.906694][  T226]  netlink_unicast+0x486/0x750
[   15.906822][  T226]  ? netlink_attachskb+0x810/0x810
[   15.906948][  T226]  ? __lock_acquire+0x508/0xc10
[   15.907075][  T226]  netlink_sendmsg+0x735/0xc60
[   15.907209][  T226]  ? netlink_unicast+0x750/0x750
[   15.907336][  T226]  ? __might_fault+0x97/0x140
[   15.907464][  T226]  ____sys_sendmsg+0x419/0x850
[   15.907592][  T226]  ? copy_msghdr_from_user+0x2a0/0x460
[   15.907717][  T226]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   15.907871][  T226]  ? move_addr_to_kernel+0x40/0x40
[   15.907999][  T226]  ___sys_sendmsg+0x14e/0x1d0
[   15.908120][  T226]  ? __lock_release.isra.0+0x6b/0x1a0
[   15.908258][  T226]  ? copy_msghdr_from_user+0x460/0x460
[   15.908390][  T226]  ? lock_vma_under_rcu+0x159/0x410
[   15.908521][  T226]  __sys_sendmsg+0x145/0x1f0
[   15.908645][  T226]  ? __sys_sendmsg_sock+0x20/0x20
[   15.908774][  T226]  ? rcu_is_watching+0x15/0xd0
[   15.908898][  T226]  ? rcu_is_watching+0x15/0xd0
[   15.909022][  T226]  do_syscall_64+0x117/0xfc0
[   15.909160][  T226]  ? trace_hardirqs_off+0xd/0x30
[   15.909286][  T226]  ? exc_page_fault+0xee/0x100
[   15.909409][  T226]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   15.909562][  T226] RIP: 0033:0x7f39775cb08e
[   15.909691][  T226] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   15.910133][  T226] RSP: 002b:00007ffc14484130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.910326][  T226] RAX: ffffffffffffffda RBX: 00007ffc144848d8 RCX: 00007f39775cb08e
[   15.910513][  T226] RDX: 0000000000000000 RSI: 00007ffc144841e0 RDI: 0000000000000005
[   15.910697][  T226] RBP: 00007ffc14484140 R08: 0000000000000000 R09: 0000000000000000
[   15.910886][  T226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   15.911071][  T226] R13: 000000000049f620 R14: 00007ffc14486841 R15: 00007ffc144848b0
[   15.911273][  T226]  </TASK>
[   15.911367][  T226] irq event stamp: 16103
[   15.911460][  T226] hardirqs last  enabled at (16111): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   15.911675][  T226] hardirqs last disabled at (16118): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   15.911890][  T226] softirqs last  enabled at (15424): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   15.912105][  T226] softirqs last disabled at (15419): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   15.912327][  T226] ---[ end trace 0000000000000000 ]---
[   16.042598][  T243] ------------[ cut here ]------------
[   16.042761][  T243] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/243
[   16.042984][  T243] Modules linked in:
[   16.043090][  T243] CPU: 3 UID: 0 PID: 243 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.043361][  T243] Tainted: [W]=WARN
[   16.043458][  T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.043620][  T243] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.043788][  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 48 ce f0 ff b9 a6 ff ff
[   16.044251][  T243] RSP: 0018:ffa0000000937020 EFLAGS: 00010286
[   16.044411][  T243] RAX: 00000000ffffffa6 RBX: ff11000009fc67c0 RCX: 1ff4000000126dca
[   16.044605][  T243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fc6870
[   16.044803][  T243] RBP: ff1100000c4fa000 R08: 1fe22000013f8d0f R09: ff1100000cb42e58
[   16.044991][  T243] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   16.045192][  T243] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.045385][  T243] FS:  00007fa85880d840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   16.045609][  T243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.045769][  T243] CR2: 0000000030826988 CR3: 000000000b271002 CR4: 0000000000771ef0
[   16.045959][  T243] PKRU: 55555554
[   16.046055][  T243] Call Trace:
[   16.046161][  T243]  <TASK>
[   16.046232][  T243]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.046363][  T243]  rtmsg_ifinfo+0x5c/0xb0
[   16.046463][  T243]  ? mark_held_locks+0x40/0x70
[   16.046588][  T243]  __dev_notify_flags+0x1b8/0x280
[   16.046719][  T243]  ? netif_change_name+0x8c0/0x8c0
[   16.046850][  T243]  ? __dev_change_flags+0x288/0x6d0
[   16.046980][  T243]  ? netif_set_allmulti+0x2c0/0x2c0
[   16.047106][  T243]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.047296][  T243]  ? is_bpf_text_address+0x68/0x110
[   16.047430][  T243]  netif_change_flags+0xfe/0x190
[   16.047555][  T243]  ? unwind_get_return_address+0x67/0xd0
[   16.047681][  T243]  do_setlink.isra.0+0x1d25/0x2a60
[   16.047816][  T243]  ? rtnl_link_get_size+0x350/0x350
[   16.047950][  T243]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   16.048111][  T243]  ? rcu_read_lock_any_held+0x3c/0x90
[   16.048294][  T243]  ? validate_chain+0x38b/0xc20
[   16.048425][  T243]  ? rcu_read_lock_any_held+0x66/0x90
[   16.048552][  T243]  ? stack_depot_save_flags+0x367/0x770
[   16.048683][  T243]  ? __kernel_text_address+0x12/0x30
[   16.048816][  T243]  ? __lock_acquire+0x508/0xc10
[   16.048943][  T243]  ? lock_acquire.part.0+0xbc/0x260
[   16.049068][  T243]  ? rtnl_newlink+0x883/0xee0
[   16.049255][  T243]  ? rcu_is_watching+0x15/0xd0
[   16.049435][  T243]  ? lock_acquire+0x134/0x160
[   16.049564][  T243]  ? rcu_is_watching+0x15/0xd0
[   16.049694][  T243]  ? rcu_is_watching+0x15/0xd0
[   16.049819][  T243]  ? trace_contention_end+0xb3/0x1a0
[   16.049946][  T243]  ? __mutex_lock+0x1db/0x2010
[   16.050070][  T243]  ? __mutex_lock+0x9b2/0x2010
[   16.050260][  T243]  ? rtnl_newlink+0x883/0xee0
[   16.050388][  T243]  ? ww_mutex_lock+0x160/0x160
[   16.050521][  T243]  ? __rtnl_newlink+0x3fa/0xa50
[   16.050649][  T243]  rtnl_newlink+0x8d1/0xee0
[   16.050785][  T243]  ? lock_acquire.part.0+0xbc/0x260
[   16.050908][  T243]  ? find_held_lock+0x2b/0x80
[   16.051032][  T243]  ? __rtnl_newlink+0xa50/0xa50
[   16.051227][  T243]  ? mark_usage+0x61/0x170
[   16.051353][  T243]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.051484][  T243]  ? lock_acquire.part.0+0xbc/0x260
[   16.051610][  T243]  ? find_held_lock+0x2b/0x80
[   16.051737][  T243]  ? __rtnl_newlink+0xa50/0xa50
[   16.051863][  T243]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.051990][  T243]  ? __rtnl_newlink+0xa50/0xa50
[   16.052116][  T243]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.052331][  T243]  ? validate_chain+0x38b/0xc20
[   16.052456][  T243]  ? rtnl_link_fill+0x900/0x900
[   16.052585][  T243]  ? __lock_acquire+0x508/0xc10
[   16.052711][  T243]  ? lock_acquire.part.0+0xbc/0x260
[   16.052837][  T243]  ? find_held_lock+0x2b/0x80
[   16.052963][  T243]  netlink_rcv_skb+0x14e/0x3a0
[   16.053092][  T243]  ? rtnl_link_fill+0x900/0x900
[   16.053315][  T243]  ? netlink_ack+0xcd0/0xcd0
[   16.053444][  T243]  ? netlink_deliver_tap+0xc5/0x330
[   16.053573][  T243]  ? netlink_deliver_tap+0x13c/0x330
[   16.053701][  T243]  netlink_unicast+0x486/0x750
[   16.053827][  T243]  ? netlink_attachskb+0x810/0x810
[   16.053957][  T243]  ? __lock_acquire+0x508/0xc10
[   16.054083][  T243]  netlink_sendmsg+0x735/0xc60
[   16.054301][  T243]  ? netlink_unicast+0x750/0x750
[   16.054432][  T243]  ? __might_fault+0x97/0x140
[   16.054559][  T243]  ____sys_sendmsg+0x419/0x850
[   16.054686][  T243]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.054815][  T243]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.054976][  T243]  ? move_addr_to_kernel+0x40/0x40
[   16.055106][  T243]  ? stack_depot_save_flags+0x367/0x770
[   16.055313][  T243]  ? validate_chain+0x38b/0xc20
[   16.055440][  T243]  ___sys_sendmsg+0x14e/0x1d0
[   16.055569][  T243]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.055725][  T243]  ? copy_msghdr_from_user+0x460/0x460
[   16.055863][  T243]  __sys_sendmsg+0x145/0x1f0
[   16.055989][  T243]  ? __sys_sendmsg_sock+0x20/0x20
[   16.056112][  T243]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.056370][  T243]  ? do_raw_spin_unlock+0x59/0x250
[   16.056496][  T243]  ? rcu_is_watching+0x15/0xd0
[   16.056621][  T243]  do_syscall_64+0x117/0xfc0
[   16.056747][  T243]  ? trace_hardirqs_off+0xd/0x30
[   16.056871][  T243]  ? exc_page_fault+0xee/0x100
[   16.056996][  T243]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.057228][  T243] RIP: 0033:0x7fa858a4708e
[   16.057365][  T243] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   16.057817][  T243] RSP: 002b:00007fff6f76b040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.058011][  T243] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa858a4708e
[   16.058240][  T243] RDX: 0000000000000000 RSI: 00007fff6f76b0f0 RDI: 0000000000000005
[   16.058425][  T243] RBP: 00007fff6f76b050 R08: 0000000000000000 R09: 0000000000000000
[   16.058609][  T243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.058795][  T243] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f76b7c0
[   16.058987][  T243]  </TASK>
[   16.059081][  T243] irq event stamp: 25813
[   16.059185][  T243] hardirqs last  enabled at (25823): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.059402][  T243] hardirqs last disabled at (25830): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.059620][  T243] softirqs last  enabled at (25770): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.059837][  T243] softirqs last disabled at (25705): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.060052][  T243] ---[ end trace 0000000000000000 ]---
[   16.092491][  T244] ------------[ cut here ]------------
[   16.092666][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/244
[   16.092923][  T244] Modules linked in:
[   16.093063][  T244] CPU: 2 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.093857][  T244] Tainted: [W]=WARN
[   16.093992][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.094210][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.094414][  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 48 ce f0 ff b9 a6 ff ff
[   16.094877][  T244] RSP: 0018:ffa0000000947190 EFLAGS: 00010286
[   16.095073][  T244] RAX: 00000000ffffffa6 RBX: ff11000008e19e40 RCX: 1ff4000000128df8
[   16.095314][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e19ef0
[   16.095535][  T244] RBP: ff1100000c4fa000 R08: 1fe22000011c33df R09: ff1100000cb45158
[   16.095758][  T244] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.095981][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.096224][  T244] FS:  00007fe383c42840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   16.096482][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.096676][  T244] CR2: 00007fe383f121a0 CR3: 000000000bdf6002 CR4: 0000000000771ef0
[   16.096901][  T244] PKRU: 55555554
[   16.097036][  T244] Call Trace:
[   16.097190][  T244]  <TASK>
[   16.097298][  T244]  unregister_netdevice_many_notify+0xce3/0x1b30
[   16.097496][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.097691][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.097857][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.098021][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.098234][  T244]  ? mark_usage+0x61/0x170
[   16.098402][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.098568][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.098730][  T244]  ? find_held_lock+0x2b/0x80
[   16.098895][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.099061][  T244]  ? mark_usage+0x61/0x170
[   16.099241][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.099422][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.099585][  T244]  ? find_held_lock+0x2b/0x80
[   16.099748][  T244]  ? mark_usage+0x61/0x170
[   16.099910][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.100074][  T244]  ? __lock_acquire+0x508/0xc10
[   16.100260][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.100427][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.100588][  T244]  ? find_held_lock+0x2b/0x80
[   16.100751][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.100915][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.101081][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.101262][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.101429][  T244]  ? validate_chain+0x38b/0xc20
[   16.101593][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.101758][  T244]  ? __lock_acquire+0x508/0xc10
[   16.101924][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.102085][  T244]  ? find_held_lock+0x2b/0x80
[   16.102270][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.102435][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.102600][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.102772][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.102934][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.103101][  T244]  netlink_unicast+0x486/0x750
[   16.103299][  T244]  ? netlink_attachskb+0x810/0x810
[   16.103468][  T244]  ? __lock_acquire+0x508/0xc10
[   16.103635][  T244]  netlink_sendmsg+0x735/0xc60
[   16.103802][  T244]  ? netlink_unicast+0x750/0x750
[   16.103968][  T244]  ? __might_fault+0x97/0x140
[   16.104158][  T244]  ____sys_sendmsg+0x419/0x850
[   16.104324][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.104489][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.104682][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.104849][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.105014][  T244]  ? validate_chain+0x38b/0xc20
[   16.105199][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.105376][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.105569][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.105747][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.105913][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.106076][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.106292][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.106457][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.106624][  T244]  do_syscall_64+0x117/0xfc0
[   16.106789][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.106954][  T244]  ? exc_page_fault+0xee/0x100
[   16.107120][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.107332][  T244] RIP: 0033:0x7fe383e7c08e
[   16.107502][  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
[   16.107968][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.108208][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.108431][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.108654][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.108952][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.109192][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.109421][  T244]  </TASK>
[   16.109555][  T244] irq event stamp: 18605
[   16.109765][  T244] hardirqs last  enabled at (18615): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.110021][  T244] hardirqs last disabled at (18624): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.110365][  T244] softirqs last  enabled at (18262): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.110616][  T244] softirqs last disabled at (18255): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.110870][  T244] ---[ end trace 0000000000000000 ]---
[   16.111298][  T244] ------------[ cut here ]------------
[   16.111468][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/244
[   16.111731][  T244] Modules linked in:
[   16.111965][  T244] CPU: 2 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.112883][  T244] Tainted: [W]=WARN
[   16.113075][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.113349][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.113555][  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 48 ce f0 ff b9 a6 ff ff
[   16.114044][  T244] RSP: 0018:ffa0000000946e00 EFLAGS: 00010286
[   16.114265][  T244] RAX: 00000000ffffffa6 RBX: ff11000008e18ac0 RCX: 1ff4000000128d86
[   16.114497][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e18b70
[   16.114729][  T244] RBP: ff11000009e59000 R08: 1fe22000011c316f R09: ff1100000cb45158
[   16.114961][  T244] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   16.115211][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   16.115448][  T244] FS:  00007fe383c42840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   16.115714][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.115915][  T244] CR2: 00007fe383f121a0 CR3: 000000000bdf6002 CR4: 0000000000771ef0
[   16.116171][  T244] PKRU: 55555554
[   16.116316][  T244] Call Trace:
[   16.116456][  T244]  <TASK>
[   16.116567][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.116738][  T244]  rtnetlink_event+0xe0/0x1f0
[   16.116911][  T244]  notifier_call_chain+0xb0/0x320
[   16.117086][  T244]  netdev_lower_state_changed+0xa0/0x100
[   16.117279][  T244]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[   16.117489][  T244]  ? rcu_read_lock_any_held+0x66/0x90
[   16.117662][  T244]  __bond_release_one+0x61d/0x970
[   16.117842][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.118015][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.118203][  T244]  ? find_held_lock+0x2b/0x80
[   16.118379][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.118636][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.118814][  T244]  bond_uninit+0x119/0x190
[   16.118985][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.119179][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.119437][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.119645][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.119847][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.120020][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.120293][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.120495][  T244]  ? mark_usage+0x61/0x170
[   16.120668][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.120922][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.121093][  T244]  ? find_held_lock+0x2b/0x80
[   16.121281][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.121455][  T244]  ? mark_usage+0x61/0x170
[   16.121711][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.121901][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.122072][  T244]  ? find_held_lock+0x2b/0x80
[   16.122266][  T244]  ? mark_usage+0x61/0x170
[   16.122519][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.122693][  T244]  ? __lock_acquire+0x508/0xc10
[   16.122865][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.123042][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.123313][  T244]  ? find_held_lock+0x2b/0x80
[   16.123485][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.123656][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.123828][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.124081][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.124268][  T244]  ? validate_chain+0x38b/0xc20
[   16.124439][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.124614][  T244]  ? __lock_acquire+0x508/0xc10
[   16.124869][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.125040][  T244]  ? find_held_lock+0x2b/0x80
[   16.125235][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.125407][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.125664][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.125840][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.126009][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.126205][  T244]  netlink_unicast+0x486/0x750
[   16.126462][  T244]  ? netlink_attachskb+0x810/0x810
[   16.126633][  T244]  ? __lock_acquire+0x508/0xc10
[   16.126806][  T244]  netlink_sendmsg+0x735/0xc60
[   16.126978][  T244]  ? netlink_unicast+0x750/0x750
[   16.127252][  T244]  ? __might_fault+0x97/0x140
[   16.127426][  T244]  ____sys_sendmsg+0x419/0x850
[   16.127601][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.127773][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.128056][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.128248][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.128423][  T244]  ? validate_chain+0x38b/0xc20
[   16.128594][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.128848][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.129053][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.129255][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.129429][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.129683][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.129888][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.130060][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.130336][  T244]  do_syscall_64+0x117/0xfc0
[   16.130510][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.130680][  T244]  ? exc_page_fault+0xee/0x100
[   16.130851][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.131148][  T244] RIP: 0033:0x7fe383e7c08e
[   16.131332][  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
[   16.131910][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.132180][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.132414][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.132730][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.132965][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.133213][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.133452][  T244]  </TASK>
[   16.133590][  T244] irq event stamp: 21115
[   16.133730][  T244] hardirqs last  enabled at (21125): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.134078][  T244] hardirqs last disabled at (21134): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.134358][  T244] softirqs last  enabled at (20100): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.134706][  T244] softirqs last disabled at (20009): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.134970][  T244] ---[ end trace 0000000000000000 ]---
[   16.135454][  T244] ------------[ cut here ]------------
[   16.135594][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/244
[   16.135817][  T244] Modules linked in:
[   16.135918][  T244] CPU: 3 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.136196][  T244] Tainted: [W]=WARN
[   16.136296][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.136470][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.136637][  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 48 ce f0 ff b9 a6 ff ff
[   16.137090][  T244] RSP: 0018:ffa0000000946d50 EFLAGS: 00010286
[   16.137281][  T244] RAX: 00000000ffffffa6 RBX: ff11000008e18c40 RCX: 1ff4000000128d70
[   16.137471][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e18cf0
[   16.137660][  T244] RBP: ff11000009e59000 R08: 1fe22000011c319f R09: ff1100000cb45158
[   16.137851][  T244] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   16.138042][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   16.138241][  T244] FS:  00007fe383c42840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   16.138464][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.138624][  T244] CR2: 0000556be6ec0d5c CR3: 000000000bdf6005 CR4: 0000000000771ef0
[   16.138816][  T244] PKRU: 55555554
[   16.138914][  T244] Call Trace:
[   16.139010][  T244]  <TASK>
[   16.139077][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.139215][  T244]  rtnetlink_event+0xe0/0x1f0
[   16.139342][  T244]  notifier_call_chain+0xb0/0x320
[   16.139473][  T244]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   16.139602][  T244]  ? netdev_adjacent_change_prepare+0x170/0x170
[   16.139762][  T244]  ? synchronize_rcu_expedited+0x440/0x510
[   16.139921][  T244]  ? finish_wait+0x320/0x320
[   16.140051][  T244]  netdev_upper_dev_unlink+0x79/0xa0
[   16.140189][  T244]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   16.140347][  T244]  __bond_release_one+0x476/0x970
[   16.140477][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.140603][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.140729][  T244]  ? find_held_lock+0x2b/0x80
[   16.140859][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.140992][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.141122][  T244]  bond_uninit+0x119/0x190
[   16.141259][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.141387][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.141517][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.141681][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.141846][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.141978][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.142111][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.142286][  T244]  ? mark_usage+0x61/0x170
[   16.142420][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.142554][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.142684][  T244]  ? find_held_lock+0x2b/0x80
[   16.142816][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.142949][  T244]  ? mark_usage+0x61/0x170
[   16.143076][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.143234][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.143364][  T244]  ? find_held_lock+0x2b/0x80
[   16.143498][  T244]  ? mark_usage+0x61/0x170
[   16.143626][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.143754][  T244]  ? __lock_acquire+0x508/0xc10
[   16.143885][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.144015][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.144156][  T244]  ? find_held_lock+0x2b/0x80
[   16.144290][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.144425][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.144556][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.144684][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.144815][  T244]  ? validate_chain+0x38b/0xc20
[   16.144945][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.145074][  T244]  ? __lock_acquire+0x508/0xc10
[   16.145214][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.145342][  T244]  ? find_held_lock+0x2b/0x80
[   16.145472][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.145600][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.145728][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.145868][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.146001][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.146137][  T244]  netlink_unicast+0x486/0x750
[   16.146275][  T244]  ? netlink_attachskb+0x810/0x810
[   16.146405][  T244]  ? __lock_acquire+0x508/0xc10
[   16.146536][  T244]  netlink_sendmsg+0x735/0xc60
[   16.146669][  T244]  ? netlink_unicast+0x750/0x750
[   16.146805][  T244]  ? __might_fault+0x97/0x140
[   16.146939][  T244]  ____sys_sendmsg+0x419/0x850
[   16.147070][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.147207][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.147365][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.147500][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.148075][  T244]  ? validate_chain+0x38b/0xc20
[   16.148221][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.148348][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.148508][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.148736][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.148870][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.149000][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.149173][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.149387][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.149518][  T244]  do_syscall_64+0x117/0xfc0
[   16.149644][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.149773][  T244]  ? exc_page_fault+0xee/0x100
[   16.149990][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.150155][  T244] RIP: 0033:0x7fe383e7c08e
[   16.150292][  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
[   16.150844][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.151036][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.151236][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.151425][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.151614][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.151802][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.151996][  T244]  </TASK>
[   16.152091][  T244] irq event stamp: 22295
[   16.152195][  T244] hardirqs last  enabled at (22305): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.152416][  T244] hardirqs last disabled at (22312): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.152720][  T244] softirqs last  enabled at (21490): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.152949][  T244] softirqs last disabled at (21455): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.153184][  T244] ---[ end trace 0000000000000000 ]---
[   16.153340][  T244] bond0 (unregistering): (slave eth0): Releasing backup interface
[   16.159374][  T244] ------------[ cut here ]------------
[   16.159511][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/244
[   16.159737][  T244] Modules linked in:
[   16.159839][  T244] CPU: 3 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.160105][  T244] Tainted: [W]=WARN
[   16.160848][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.161012][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.161263][  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 48 ce f0 ff b9 a6 ff ff
[   16.161720][  T244] RSP: 0018:ffa0000000946d50 EFLAGS: 00010286
[   16.161883][  T244] RAX: 00000000ffffffa6 RBX: ff11000008e18dc0 RCX: 1ff4000000128d70
[   16.162074][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e18e70
[   16.162327][  T244] RBP: ff11000009e59000 R08: 1fe22000011c31cf R09: ff1100000cb45158
[   16.162519][  T244] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   16.162714][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000946d98
[   16.162909][  T244] FS:  00007fe383c42840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   16.163195][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.163360][  T244] CR2: 0000556be6ec0d5c CR3: 000000000bdf6005 CR4: 0000000000771ef0
[   16.163554][  T244] PKRU: 55555554
[   16.163650][  T244] Call Trace:
[   16.163748][  T244]  <TASK>
[   16.163815][  T244]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.163946][  T244]  rtmsg_ifinfo+0x5c/0xb0
[   16.164045][  T244]  netif_close_many+0x2ac/0x640
[   16.164237][  T244]  ? __dev_close_many+0x670/0x670
[   16.164366][  T244]  ? netdev_compute_master_upper_features+0x6d8/0xdd0
[   16.164529][  T244]  netif_close+0x121/0x2a0
[   16.164658][  T244]  ? netif_close_many+0x640/0x640
[   16.164787][  T244]  ? lockdep_rtnl_is_held+0x1a/0x20
[   16.164914][  T244]  ? vlan_vids_del_by_dev+0x1af/0x2a0
[   16.165045][  T244]  dev_close+0x99/0x220
[   16.165204][  T244]  __bond_release_one.cold+0x5be/0xa86
[   16.165338][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.165466][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.165592][  T244]  ? find_held_lock+0x2b/0x80
[   16.165720][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.165857][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.165987][  T244]  bond_uninit+0x119/0x190
[   16.166116][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.166306][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.166437][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.166598][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.166757][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.166884][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.167011][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.167235][  T244]  ? mark_usage+0x61/0x170
[   16.167367][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.167495][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.167622][  T244]  ? find_held_lock+0x2b/0x80
[   16.167750][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.167877][  T244]  ? mark_usage+0x61/0x170
[   16.168003][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.168210][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.168338][  T244]  ? find_held_lock+0x2b/0x80
[   16.168467][  T244]  ? mark_usage+0x61/0x170
[   16.168594][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.168722][  T244]  ? __lock_acquire+0x508/0xc10
[   16.168849][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.168979][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.169112][  T244]  ? find_held_lock+0x2b/0x80
[   16.169300][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.169429][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.169560][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.169690][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.169823][  T244]  ? validate_chain+0x38b/0xc20
[   16.169957][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.170085][  T244]  ? __lock_acquire+0x508/0xc10
[   16.170277][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.170410][  T244]  ? find_held_lock+0x2b/0x80
[   16.170544][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.170673][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.170802][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.170938][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.171067][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.171258][  T244]  netlink_unicast+0x486/0x750
[   16.171388][  T244]  ? netlink_attachskb+0x810/0x810
[   16.171518][  T244]  ? __lock_acquire+0x508/0xc10
[   16.171647][  T244]  netlink_sendmsg+0x735/0xc60
[   16.171779][  T244]  ? netlink_unicast+0x750/0x750
[   16.171914][  T244]  ? __might_fault+0x97/0x140
[   16.172049][  T244]  ____sys_sendmsg+0x419/0x850
[   16.172240][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.172376][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.172537][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.172668][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.172803][  T244]  ? validate_chain+0x38b/0xc20
[   16.172933][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.173063][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.173290][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.173438][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.173570][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.173699][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.173860][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.173990][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.174121][  T244]  do_syscall_64+0x117/0xfc0
[   16.174317][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.174446][  T244]  ? exc_page_fault+0xee/0x100
[   16.174578][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.174740][  T244] RIP: 0033:0x7fe383e7c08e
[   16.174876][  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
[   16.175402][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.175597][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.175792][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.175991][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.176248][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.176445][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.176648][  T244]  </TASK>
[   16.176747][  T244] irq event stamp: 26091
[   16.176842][  T244] hardirqs last  enabled at (26099): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.177063][  T244] hardirqs last disabled at (26106): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.177358][  T244] softirqs last  enabled at (26210): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.177590][  T244] softirqs last disabled at (26115): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.177814][  T244] ---[ end trace 0000000000000000 ]---
[   16.178239][  T244] ------------[ cut here ]------------
[   16.178382][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/244
[   16.178605][  T244] Modules linked in:
[   16.178705][  T244] CPU: 1 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.178959][  T244] Tainted: [W]=WARN
[   16.179055][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.179229][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.179393][  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 48 ce f0 ff b9 a6 ff ff
[   16.179843][  T244] RSP: 0018:ffa0000000946d70 EFLAGS: 00010286
[   16.180004][  T244] RAX: 00000000ffffffa6 RBX: ff11000008e193c0 RCX: 1ff4000000128d74
[   16.180205][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e19470
[   16.180395][  T244] RBP: ff11000009e59000 R08: 1fe22000011c328f R09: ff1100000cb45158
[   16.180586][  T244] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.180777][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.180972][  T244] FS:  00007fe383c42840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   16.181213][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.181373][  T244] CR2: 0000556be6ec0d5c CR3: 000000000bdf6004 CR4: 0000000000771ef0
[   16.181565][  T244] PKRU: 55555554
[   16.181661][  T244] Call Trace:
[   16.181755][  T244]  <TASK>
[   16.181823][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.181949][  T244]  rtnetlink_event+0xe0/0x1f0
[   16.182076][  T244]  notifier_call_chain+0xb0/0x320
[   16.182215][  T244]  netif_set_mac_address+0x2dd/0x410
[   16.182341][  T244]  ? __dev_close_many+0x670/0x670
[   16.182467][  T244]  ? netif_set_group+0x70/0x70
[   16.182597][  T244]  ? netif_close+0x121/0x2a0
[   16.182725][  T244]  dev_set_mac_address+0xa9/0x260
[   16.182854][  T244]  ? dev_close+0x99/0x220
[   16.182951][  T244]  __bond_release_one.cold+0x6d9/0xa86
[   16.183081][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.183218][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.183349][  T244]  ? find_held_lock+0x2b/0x80
[   16.183476][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.183608][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.183738][  T244]  bond_uninit+0x119/0x190
[   16.183865][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.183993][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.184122][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.184292][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.184449][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.184575][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.184704][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.184864][  T244]  ? mark_usage+0x61/0x170
[   16.184993][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.185120][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.185255][  T244]  ? find_held_lock+0x2b/0x80
[   16.185382][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.185508][  T244]  ? mark_usage+0x61/0x170
[   16.185633][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.185778][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.185903][  T244]  ? find_held_lock+0x2b/0x80
[   16.186029][  T244]  ? mark_usage+0x61/0x170
[   16.186162][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.186289][  T244]  ? __lock_acquire+0x508/0xc10
[   16.186418][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.186545][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.186673][  T244]  ? find_held_lock+0x2b/0x80
[   16.186800][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.186927][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.187054][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.187195][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.187321][  T244]  ? validate_chain+0x38b/0xc20
[   16.187447][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.187574][  T244]  ? __lock_acquire+0x508/0xc10
[   16.187704][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.187831][  T244]  ? find_held_lock+0x2b/0x80
[   16.187959][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.188085][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.188223][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.188351][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.188477][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.188607][  T244]  netlink_unicast+0x486/0x750
[   16.188735][  T244]  ? netlink_attachskb+0x810/0x810
[   16.188864][  T244]  ? __lock_acquire+0x508/0xc10
[   16.188991][  T244]  netlink_sendmsg+0x735/0xc60
[   16.189119][  T244]  ? netlink_unicast+0x750/0x750
[   16.189258][  T244]  ? __might_fault+0x97/0x140
[   16.189385][  T244]  ____sys_sendmsg+0x419/0x850
[   16.189511][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.189639][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.189796][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.189924][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.190049][  T244]  ? validate_chain+0x38b/0xc20
[   16.190187][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.190312][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.190469][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.190607][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.190733][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.190858][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.191017][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.191148][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.191278][  T244]  do_syscall_64+0x117/0xfc0
[   16.191404][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.191531][  T244]  ? exc_page_fault+0xee/0x100
[   16.191659][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.191814][  T244] RIP: 0033:0x7fe383e7c08e
[   16.191947][  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
[   16.192406][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.192597][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.192787][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.192974][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.193171][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.193359][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.193553][  T244]  </TASK>
[   16.193648][  T244] irq event stamp: 28415
[   16.193743][  T244] hardirqs last  enabled at (28423): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.193962][  T244] hardirqs last disabled at (28430): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.194193][  T244] softirqs last  enabled at (28108): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.194412][  T244] softirqs last disabled at (28103): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.194631][  T244] ---[ end trace 0000000000000000 ]---
[   16.205915][  T244] ------------[ cut here ]------------
[   16.206049][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/244
[   16.206291][  T244] Modules linked in:
[   16.206396][  T244] CPU: 1 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.206670][  T244] Tainted: [W]=WARN
[   16.206772][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.206943][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.207117][  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 48 ce f0 ff b9 a6 ff ff
[   16.207579][  T244] RSP: 0018:ffa0000000946d50 EFLAGS: 00010286
[   16.207738][  T244] RAX: 00000000ffffffa6 RBX: ff11000008e19240 RCX: 1ff4000000128d70
[   16.207927][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e192f0
[   16.208116][  T244] RBP: ff1100000c8f1000 R08: 1fe22000011c325f R09: ff1100000cb45158
[   16.208315][  T244] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.208505][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.208696][  T244] FS:  00007fe383c42840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   16.208918][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.209078][  T244] CR2: 0000556be6ec0d5c CR3: 000000000bdf6004 CR4: 0000000000771ef0
[   16.209278][  T244] PKRU: 55555554
[   16.209375][  T244] Call Trace:
[   16.209469][  T244]  <TASK>
[   16.209535][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.209662][  T244]  rtnetlink_event+0xe0/0x1f0
[   16.209788][  T244]  notifier_call_chain+0xb0/0x320
[   16.209917][  T244]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   16.210044][  T244]  ? netdev_adjacent_change_prepare+0x170/0x170
[   16.210210][  T244]  ? synchronize_rcu_expedited+0x440/0x510
[   16.210371][  T244]  ? finish_wait+0x320/0x320
[   16.210502][  T244]  netdev_upper_dev_unlink+0x79/0xa0
[   16.210629][  T244]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   16.210788][  T244]  __bond_release_one+0x476/0x970
[   16.210917][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.211044][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.211182][  T244]  ? find_held_lock+0x2b/0x80
[   16.211310][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.211441][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.211570][  T244]  bond_uninit+0x119/0x190
[   16.211696][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.211824][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.211953][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.212114][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.212283][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.212409][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.212536][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.212695][  T244]  ? mark_usage+0x61/0x170
[   16.212824][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.212952][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.213077][  T244]  ? find_held_lock+0x2b/0x80
[   16.213215][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.213343][  T244]  ? mark_usage+0x61/0x170
[   16.213468][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.213611][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.213737][  T244]  ? find_held_lock+0x2b/0x80
[   16.213864][  T244]  ? mark_usage+0x61/0x170
[   16.213991][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.214117][  T244]  ? __lock_acquire+0x508/0xc10
[   16.214255][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.214383][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.214509][  T244]  ? find_held_lock+0x2b/0x80
[   16.214634][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.214761][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.214890][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.215017][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.215150][  T244]  ? validate_chain+0x38b/0xc20
[   16.215283][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.215409][  T244]  ? __lock_acquire+0x508/0xc10
[   16.215537][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.215663][  T244]  ? find_held_lock+0x2b/0x80
[   16.215790][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.215916][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.216041][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.216179][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.216304][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.216432][  T244]  netlink_unicast+0x486/0x750
[   16.216559][  T244]  ? netlink_attachskb+0x810/0x810
[   16.216685][  T244]  ? __lock_acquire+0x508/0xc10
[   16.216813][  T244]  netlink_sendmsg+0x735/0xc60
[   16.216941][  T244]  ? netlink_unicast+0x750/0x750
[   16.217068][  T244]  ? __might_fault+0x97/0x140
[   16.217209][  T244]  ____sys_sendmsg+0x419/0x850
[   16.217335][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.217461][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.217616][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.217745][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.217871][  T244]  ? validate_chain+0x38b/0xc20
[   16.218001][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.218130][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.218289][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.218427][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.218554][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.218679][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.218838][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.218966][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.219091][  T244]  do_syscall_64+0x117/0xfc0
[   16.219227][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.219353][  T244]  ? exc_page_fault+0xee/0x100
[   16.219480][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.219636][  T244] RIP: 0033:0x7fe383e7c08e
[   16.219768][  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
[   16.220226][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.220416][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.220605][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.220794][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.220982][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.221182][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.221376][  T244]  </TASK>
[   16.221470][  T244] irq event stamp: 42391
[   16.221565][  T244] hardirqs last  enabled at (42399): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.221784][  T244] hardirqs last disabled at (42406): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.222003][  T244] softirqs last  enabled at (41572): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.222236][  T244] softirqs last disabled at (41561): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.222456][  T244] ---[ end trace 0000000000000000 ]---
[   16.222600][  T244] bond0 (unregistering): (slave eth1): Releasing backup interface
[   16.227342][  T244] ------------[ cut here ]------------
[   16.227474][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/244
[   16.227696][  T244] Modules linked in:
[   16.227796][  T244] CPU: 1 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.228054][  T244] Tainted: [W]=WARN
[   16.228677][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.228840][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.229008][  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 48 ce f0 ff b9 a6 ff ff
[   16.229525][  T244] RSP: 0018:ffa0000000946d50 EFLAGS: 00010286
[   16.229686][  T244] RAX: 00000000ffffffa6 RBX: ff1100000d64c040 RCX: 1ff4000000128d70
[   16.229876][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64c0f0
[   16.230067][  T244] RBP: ff1100000c8f1000 R08: 1fe2200001ac981f R09: ff1100000cb45158
[   16.230320][  T244] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   16.230508][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000946d98
[   16.230700][  T244] FS:  00007fe383c42840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   16.230923][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.231085][  T244] CR2: 0000556be6ec0d5c CR3: 000000000bdf6004 CR4: 0000000000771ef0
[   16.231647][  T244] PKRU: 55555554
[   16.231745][  T244] Call Trace:
[   16.231840][  T244]  <TASK>
[   16.231905][  T244]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.232034][  T244]  rtmsg_ifinfo+0x5c/0xb0
[   16.232193][  T244]  netif_close_many+0x2ac/0x640
[   16.232329][  T244]  ? __dev_close_many+0x670/0x670
[   16.232457][  T244]  ? netdev_compute_master_upper_features+0x6d8/0xdd0
[   16.232616][  T244]  netif_close+0x121/0x2a0
[   16.232744][  T244]  ? netif_close_many+0x640/0x640
[   16.232870][  T244]  ? lockdep_rtnl_is_held+0x1a/0x20
[   16.232997][  T244]  ? vlan_vids_del_by_dev+0x1af/0x2a0
[   16.233185][  T244]  dev_close+0x99/0x220
[   16.233285][  T244]  __bond_release_one.cold+0x5be/0xa86
[   16.233415][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.233544][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.233671][  T244]  ? find_held_lock+0x2b/0x80
[   16.233799][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.233931][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.234062][  T244]  bond_uninit+0x119/0x190
[   16.234252][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.234380][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.234511][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.234672][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.234830][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.234958][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.235086][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.235315][  T244]  ? mark_usage+0x61/0x170
[   16.235446][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.235575][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.235703][  T244]  ? find_held_lock+0x2b/0x80
[   16.235832][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.235960][  T244]  ? mark_usage+0x61/0x170
[   16.236087][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.236295][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.236422][  T244]  ? find_held_lock+0x2b/0x80
[   16.236552][  T244]  ? mark_usage+0x61/0x170
[   16.236680][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.236809][  T244]  ? __lock_acquire+0x508/0xc10
[   16.236937][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.237067][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.237257][  T244]  ? find_held_lock+0x2b/0x80
[   16.237385][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.237513][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.237644][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.237773][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.237902][  T244]  ? validate_chain+0x38b/0xc20
[   16.238029][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.238218][  T244]  ? __lock_acquire+0x508/0xc10
[   16.238351][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.238479][  T244]  ? find_held_lock+0x2b/0x80
[   16.238608][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.238737][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.238866][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.238998][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.239187][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.239319][  T244]  netlink_unicast+0x486/0x750
[   16.239451][  T244]  ? netlink_attachskb+0x810/0x810
[   16.239581][  T244]  ? __lock_acquire+0x508/0xc10
[   16.239711][  T244]  netlink_sendmsg+0x735/0xc60
[   16.239842][  T244]  ? netlink_unicast+0x750/0x750
[   16.239972][  T244]  ? __might_fault+0x97/0x140
[   16.240101][  T244]  ____sys_sendmsg+0x419/0x850
[   16.240288][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.240418][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.240577][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.240706][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.240834][  T244]  ? validate_chain+0x38b/0xc20
[   16.240963][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.241091][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.241308][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.241450][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.241576][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.241703][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.241864][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.241991][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.242118][  T244]  do_syscall_64+0x117/0xfc0
[   16.242303][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.242430][  T244]  ? exc_page_fault+0xee/0x100
[   16.242559][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.242717][  T244] RIP: 0033:0x7fe383e7c08e
[   16.242850][  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
[   16.243360][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.243555][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.243746][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.243935][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.244184][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.244378][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.244574][  T244]  </TASK>
[   16.244669][  T244] irq event stamp: 46061
[   16.244766][  T244] hardirqs last  enabled at (46069): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.244987][  T244] hardirqs last disabled at (46076): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.245272][  T244] softirqs last  enabled at (46178): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.245495][  T244] softirqs last disabled at (46085): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.245715][  T244] ---[ end trace 0000000000000000 ]---
[   16.252582][  T244] ------------[ cut here ]------------
[   16.252730][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/244
[   16.252962][  T244] Modules linked in:
[   16.253064][  T244] CPU: 0 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.253339][  T244] Tainted: [W]=WARN
[   16.253436][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.253601][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.253769][  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 48 ce f0 ff b9 a6 ff ff
[   16.254237][  T244] RSP: 0018:ffa0000000946d70 EFLAGS: 00010286
[   16.254399][  T244] RAX: 00000000ffffffa6 RBX: ff1100000d64c7c0 RCX: 1ff4000000128d74
[   16.254592][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64c870
[   16.254784][  T244] RBP: ff1100000c8f1000 R08: 1fe2200001ac990f R09: ff1100000cb45158
[   16.254975][  T244] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.255177][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.255371][  T244] FS:  00007fe383c42840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   16.255597][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.255759][  T244] CR2: 00007fed8ed88574 CR3: 000000000bdf6001 CR4: 0000000000771ef0
[   16.255951][  T244] PKRU: 55555554
[   16.256046][  T244] Call Trace:
[   16.256147][  T244]  <TASK>
[   16.256219][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.256351][  T244]  rtnetlink_event+0xe0/0x1f0
[   16.256481][  T244]  notifier_call_chain+0xb0/0x320
[   16.256612][  T244]  netif_set_mac_address+0x2dd/0x410
[   16.256741][  T244]  ? __dev_close_many+0x670/0x670
[   16.256869][  T244]  ? netif_set_group+0x70/0x70
[   16.256998][  T244]  ? netif_close+0x121/0x2a0
[   16.257134][  T244]  dev_set_mac_address+0xa9/0x260
[   16.257267][  T244]  ? dev_close+0x99/0x220
[   16.257363][  T244]  __bond_release_one.cold+0x6d9/0xa86
[   16.257494][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.257622][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.257748][  T244]  ? find_held_lock+0x2b/0x80
[   16.257874][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.258005][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.258177][  T244]  bond_uninit+0x119/0x190
[   16.258306][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.258433][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.258563][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.258722][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.258879][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.259006][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.259139][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.259304][  T244]  ? mark_usage+0x61/0x170
[   16.259432][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.259559][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.259685][  T244]  ? find_held_lock+0x2b/0x80
[   16.259812][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.259939][  T244]  ? mark_usage+0x61/0x170
[   16.260064][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.260218][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.260345][  T244]  ? find_held_lock+0x2b/0x80
[   16.260473][  T244]  ? mark_usage+0x61/0x170
[   16.260601][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.260727][  T244]  ? __lock_acquire+0x508/0xc10
[   16.260857][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.260988][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.261116][  T244]  ? find_held_lock+0x2b/0x80
[   16.261256][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.261385][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.261516][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.261644][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.261771][  T244]  ? validate_chain+0x38b/0xc20
[   16.261899][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.262027][  T244]  ? __lock_acquire+0x508/0xc10
[   16.262167][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.262296][  T244]  ? find_held_lock+0x2b/0x80
[   16.262425][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.262552][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.262680][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.262812][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.262939][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.263070][  T244]  netlink_unicast+0x486/0x750
[   16.263208][  T244]  ? netlink_attachskb+0x810/0x810
[   16.263337][  T244]  ? __lock_acquire+0x508/0xc10
[   16.263466][  T244]  netlink_sendmsg+0x735/0xc60
[   16.263596][  T244]  ? netlink_unicast+0x750/0x750
[   16.263726][  T244]  ? __might_fault+0x97/0x140
[   16.263855][  T244]  ____sys_sendmsg+0x419/0x850
[   16.263983][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.264111][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.264280][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.264409][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.264538][  T244]  ? validate_chain+0x38b/0xc20
[   16.264667][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.264794][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.264955][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.265096][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.265231][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.265359][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.265521][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.265650][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.265779][  T244]  do_syscall_64+0x117/0xfc0
[   16.265906][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.266035][  T244]  ? exc_page_fault+0xee/0x100
[   16.266175][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.266333][  T244] RIP: 0033:0x7fe383e7c08e
[   16.266467][  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
[   16.266919][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.267111][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.267311][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.267501][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.267690][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.267879][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.268075][  T244]  </TASK>
[   16.268176][  T244] irq event stamp: 56781
[   16.268271][  T244] hardirqs last  enabled at (56789): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.268490][  T244] hardirqs last disabled at (56796): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.268710][  T244] softirqs last  enabled at (56192): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.268930][  T244] softirqs last disabled at (56131): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.269160][  T244] ---[ end trace 0000000000000000 ]---
[   16.269613][  T244] ------------[ cut here ]------------
[   16.269742][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/244
[   16.269960][  T244] Modules linked in:
[   16.270057][  T244] CPU: 0 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.270329][  T244] Tainted: [W]=WARN
[   16.270426][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.270587][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.270753][  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 48 ce f0 ff b9 a6 ff ff
[   16.271212][  T244] RSP: 0018:ffa0000000946d50 EFLAGS: 00010286
[   16.271374][  T244] RAX: 00000000ffffffa6 RBX: ff1100000d64c4c0 RCX: 1ff4000000128d70
[   16.271564][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64c570
[   16.271760][  T244] RBP: ff11000007641000 R08: 1fe2200001ac98af R09: ff1100000cb45158
[   16.271951][  T244] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.272146][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.272342][  T244] FS:  00007fe383c42840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   16.272567][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.272729][  T244] CR2: 00007fed8ed88574 CR3: 000000000bdf6001 CR4: 0000000000771ef0
[   16.272924][  T244] PKRU: 55555554
[   16.273023][  T244] Call Trace:
[   16.273118][  T244]  <TASK>
[   16.273193][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.273321][  T244]  rtnetlink_event+0xe0/0x1f0
[   16.273448][  T244]  notifier_call_chain+0xb0/0x320
[   16.273579][  T244]  __netdev_upper_dev_unlink+0x10b/0x1e0
[   16.273707][  T244]  ? netdev_adjacent_change_prepare+0x170/0x170
[   16.273865][  T244]  ? synchronize_rcu_expedited+0x440/0x510
[   16.274029][  T244]  netdev_upper_dev_unlink+0x79/0xa0
[   16.274168][  T244]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[   16.274330][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.274459][  T244]  __bond_release_one+0x476/0x970
[   16.274590][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.274717][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.274844][  T244]  ? find_held_lock+0x2b/0x80
[   16.274971][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.275104][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.275243][  T244]  bond_uninit+0x119/0x190
[   16.275371][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.275498][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.275629][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.275790][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.275950][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.276076][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.276212][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.276371][  T244]  ? mark_usage+0x61/0x170
[   16.276500][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.276628][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.276753][  T244]  ? find_held_lock+0x2b/0x80
[   16.276879][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.277006][  T244]  ? mark_usage+0x61/0x170
[   16.277136][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.277283][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.277410][  T244]  ? find_held_lock+0x2b/0x80
[   16.277536][  T244]  ? mark_usage+0x61/0x170
[   16.277661][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.277786][  T244]  ? __lock_acquire+0x508/0xc10
[   16.277912][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.278038][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.278176][  T244]  ? find_held_lock+0x2b/0x80
[   16.278301][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.278427][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.278553][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.278679][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.278807][  T244]  ? validate_chain+0x38b/0xc20
[   16.278932][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.279056][  T244]  ? __lock_acquire+0x508/0xc10
[   16.279195][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.279321][  T244]  ? find_held_lock+0x2b/0x80
[   16.279449][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.279575][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.279702][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.279833][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.279959][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.280087][  T244]  netlink_unicast+0x486/0x750
[   16.280230][  T244]  ? netlink_attachskb+0x810/0x810
[   16.280358][  T244]  ? __lock_acquire+0x508/0xc10
[   16.280486][  T244]  netlink_sendmsg+0x735/0xc60
[   16.280615][  T244]  ? netlink_unicast+0x750/0x750
[   16.280745][  T244]  ? __might_fault+0x97/0x140
[   16.280874][  T244]  ____sys_sendmsg+0x419/0x850
[   16.281001][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.281133][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.281295][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.281424][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.281551][  T244]  ? validate_chain+0x38b/0xc20
[   16.281681][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.281810][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.281968][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.282106][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.282241][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.282369][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.282530][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.282659][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.282788][  T244]  do_syscall_64+0x117/0xfc0
[   16.282915][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.283041][  T244]  ? exc_page_fault+0xee/0x100
[   16.283177][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.283335][  T244] RIP: 0033:0x7fe383e7c08e
[   16.283468][  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
[   16.283922][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.284114][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.284312][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.284504][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.284691][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.284881][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.285076][  T244]  </TASK>
[   16.285181][  T244] irq event stamp: 57933
[   16.285276][  T244] hardirqs last  enabled at (57941): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.285498][  T244] hardirqs last disabled at (57948): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.285719][  T244] softirqs last  enabled at (57112): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.285941][  T244] softirqs last disabled at (57107): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.286168][  T244] ---[ end trace 0000000000000000 ]---
[   16.286313][  T244] bond0 (unregistering): (slave eth2): Releasing backup interface
[   16.297343][  T244] ------------[ cut here ]------------
[   16.297479][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/244
[   16.297703][  T244] Modules linked in:
[   16.297803][  T244] CPU: 0 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.298061][  T244] Tainted: [W]=WARN
[   16.298313][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.298476][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.298642][  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 48 ce f0 ff b9 a6 ff ff
[   16.299098][  T244] RSP: 0018:ffa0000000946d50 EFLAGS: 00010286
[   16.299271][  T244] RAX: 00000000ffffffa6 RBX: ff1100000d64d840 RCX: 1ff4000000128d70
[   16.299459][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64d8f0
[   16.299650][  T244] RBP: ff11000007641000 R08: 1fe2200001ac9b1f R09: ff1100000cb45158
[   16.299843][  T244] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   16.300034][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000946d98
[   16.300235][  T244] FS:  00007fe383c42840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   16.300460][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.300623][  T244] CR2: 00007fed8ed88574 CR3: 000000000bdf6001 CR4: 0000000000771ef0
[   16.300817][  T244] PKRU: 55555554
[   16.300913][  T244] Call Trace:
[   16.301009][  T244]  <TASK>
[   16.301075][  T244]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.301217][  T244]  rtmsg_ifinfo+0x5c/0xb0
[   16.301316][  T244]  netif_close_many+0x2ac/0x640
[   16.301451][  T244]  ? __dev_close_many+0x670/0x670
[   16.301579][  T244]  ? netdev_compute_master_upper_features+0x6d8/0xdd0
[   16.301741][  T244]  netif_close+0x121/0x2a0
[   16.301870][  T244]  ? netif_close_many+0x640/0x640
[   16.301999][  T244]  ? lockdep_rtnl_is_held+0x1a/0x20
[   16.302133][  T244]  ? vlan_vids_del_by_dev+0x1af/0x2a0
[   16.302269][  T244]  dev_close+0x99/0x220
[   16.302368][  T244]  __bond_release_one.cold+0x5be/0xa86
[   16.302501][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.302630][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.302760][  T244]  ? find_held_lock+0x2b/0x80
[   16.302890][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.303022][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.303165][  T244]  bond_uninit+0x119/0x190
[   16.303296][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.303427][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.303561][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.303727][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.303889][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.304018][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.304158][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.304325][  T244]  ? mark_usage+0x61/0x170
[   16.304456][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.304586][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.304717][  T244]  ? find_held_lock+0x2b/0x80
[   16.304847][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.304976][  T244]  ? mark_usage+0x61/0x170
[   16.305105][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.305263][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.305393][  T244]  ? find_held_lock+0x2b/0x80
[   16.305523][  T244]  ? mark_usage+0x61/0x170
[   16.305651][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.305780][  T244]  ? __lock_acquire+0x508/0xc10
[   16.305909][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.306040][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.306176][  T244]  ? find_held_lock+0x2b/0x80
[   16.306307][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.306436][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.306567][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.306696][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.306825][  T244]  ? validate_chain+0x38b/0xc20
[   16.306953][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.307080][  T244]  ? __lock_acquire+0x508/0xc10
[   16.307221][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.307351][  T244]  ? find_held_lock+0x2b/0x80
[   16.307481][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.307610][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.307739][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.307872][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.308001][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.308138][  T244]  netlink_unicast+0x486/0x750
[   16.308273][  T244]  ? netlink_attachskb+0x810/0x810
[   16.308404][  T244]  ? __lock_acquire+0x508/0xc10
[   16.308535][  T244]  netlink_sendmsg+0x735/0xc60
[   16.308665][  T244]  ? netlink_unicast+0x750/0x750
[   16.308796][  T244]  ? __might_fault+0x97/0x140
[   16.308927][  T244]  ____sys_sendmsg+0x419/0x850
[   16.309055][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.309194][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.309354][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.309484][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.309613][  T244]  ? validate_chain+0x38b/0xc20
[   16.309744][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.309872][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.310032][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.310182][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.310312][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.310440][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.310603][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.310734][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.310864][  T244]  do_syscall_64+0x117/0xfc0
[   16.310994][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.311122][  T244]  ? exc_page_fault+0xee/0x100
[   16.311262][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.311422][  T244] RIP: 0033:0x7fe383e7c08e
[   16.311556][  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
[   16.312012][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.312218][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.312409][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.312601][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.312794][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.312987][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.313194][  T244]  </TASK>
[   16.313290][  T244] irq event stamp: 59383
[   16.313387][  T244] hardirqs last  enabled at (59391): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.313611][  T244] hardirqs last disabled at (59398): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.313834][  T244] softirqs last  enabled at (58794): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.314057][  T244] softirqs last disabled at (58789): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.314290][  T244] ---[ end trace 0000000000000000 ]---
[   16.314596][  T244] ------------[ cut here ]------------
[   16.314723][  T244] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/244
[   16.314945][  T244] Modules linked in:
[   16.315043][  T244] CPU: 0 UID: 0 PID: 244 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.315312][  T244] Tainted: [W]=WARN
[   16.315410][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.315571][  T244] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.315737][  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 48 ce f0 ff b9 a6 ff ff
[   16.316201][  T244] RSP: 0018:ffa0000000946d70 EFLAGS: 00010286
[   16.316363][  T244] RAX: 00000000ffffffa6 RBX: ff1100000d64cac0 RCX: 1ff4000000128d74
[   16.316556][  T244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d64cb70
[   16.316748][  T244] RBP: ff11000007641000 R08: 1fe2200001ac996f R09: ff1100000cb45158
[   16.316938][  T244] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   16.317135][  T244] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   16.317335][  T244] FS:  00007fe383c42840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   16.317560][  T244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.317721][  T244] CR2: 00007fed8ed88574 CR3: 000000000bdf6001 CR4: 0000000000771ef0
[   16.317915][  T244] PKRU: 55555554
[   16.318008][  T244] Call Trace:
[   16.318104][  T244]  <TASK>
[   16.318180][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.318311][  T244]  rtnetlink_event+0xe0/0x1f0
[   16.318440][  T244]  notifier_call_chain+0xb0/0x320
[   16.318571][  T244]  netif_set_mac_address+0x2dd/0x410
[   16.318700][  T244]  ? __dev_close_many+0x670/0x670
[   16.318830][  T244]  ? netif_set_group+0x70/0x70
[   16.318962][  T244]  ? netif_close+0x121/0x2a0
[   16.319093][  T244]  dev_set_mac_address+0xa9/0x260
[   16.319233][  T244]  ? dev_close+0x99/0x220
[   16.319333][  T244]  __bond_release_one.cold+0x6d9/0xa86
[   16.319466][  T244]  ? bond_enslave+0x4e20/0x4e20
[   16.319597][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.319727][  T244]  ? find_held_lock+0x2b/0x80
[   16.319859][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.319993][  T244]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[   16.320132][  T244]  bond_uninit+0x119/0x190
[   16.320268][  T244]  ? ip6_route_dev_notify+0x3d/0x380
[   16.320401][  T244]  ? bond_siocdevprivate+0x170/0x170
[   16.320535][  T244]  unregister_netdevice_many_notify+0xed8/0x1b30
[   16.320700][  T244]  ? unregister_netdevice_queued+0x80/0x80
[   16.320862][  T244]  ? mutex_is_locked+0x1c/0x50
[   16.320992][  T244]  ? rtnl_is_locked+0x15/0x20
[   16.321131][  T244]  ? unregister_netdevice_queue+0x6a/0x470
[   16.321300][  T244]  ? mark_usage+0x61/0x170
[   16.321433][  T244]  rtnl_dellink+0x4a0/0xae0
[   16.321567][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.321698][  T244]  ? find_held_lock+0x2b/0x80
[   16.321830][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.321962][  T244]  ? mark_usage+0x61/0x170
[   16.322093][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.322259][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.322391][  T244]  ? find_held_lock+0x2b/0x80
[   16.322525][  T244]  ? mark_usage+0x61/0x170
[   16.322658][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.322791][  T244]  ? __lock_acquire+0x508/0xc10
[   16.322922][  T244]  ? bpf_address_lookup+0x202/0x290
[   16.323056][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.323200][  T244]  ? find_held_lock+0x2b/0x80
[   16.323332][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.323464][  T244]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.323599][  T244]  ? rtnl_mdb_del+0x580/0x580
[   16.323731][  T244]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.323863][  T244]  ? validate_chain+0x38b/0xc20
[   16.323995][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.324132][  T244]  ? __lock_acquire+0x508/0xc10
[   16.324273][  T244]  ? lock_acquire.part.0+0xbc/0x260
[   16.324405][  T244]  ? find_held_lock+0x2b/0x80
[   16.324540][  T244]  netlink_rcv_skb+0x14e/0x3a0
[   16.324673][  T244]  ? rtnl_link_fill+0x900/0x900
[   16.324806][  T244]  ? netlink_ack+0xcd0/0xcd0
[   16.324942][  T244]  ? netlink_deliver_tap+0xc5/0x330
[   16.325074][  T244]  ? netlink_deliver_tap+0x13c/0x330
[   16.325224][  T244]  netlink_unicast+0x486/0x750
[   16.325358][  T244]  ? netlink_attachskb+0x810/0x810
[   16.325492][  T244]  ? __lock_acquire+0x508/0xc10
[   16.325626][  T244]  netlink_sendmsg+0x735/0xc60
[   16.325760][  T244]  ? netlink_unicast+0x750/0x750
[   16.325893][  T244]  ? __might_fault+0x97/0x140
[   16.326027][  T244]  ____sys_sendmsg+0x419/0x850
[   16.326166][  T244]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.326300][  T244]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.326461][  T244]  ? move_addr_to_kernel+0x40/0x40
[   16.326594][  T244]  ? stack_depot_save_flags+0x367/0x770
[   16.326726][  T244]  ? validate_chain+0x38b/0xc20
[   16.326859][  T244]  ___sys_sendmsg+0x14e/0x1d0
[   16.326989][  T244]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.327161][  T244]  ? copy_msghdr_from_user+0x460/0x460
[   16.327307][  T244]  __sys_sendmsg+0x145/0x1f0
[   16.327440][  T244]  ? __sys_sendmsg_sock+0x20/0x20
[   16.327571][  T244]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.327738][  T244]  ? do_raw_spin_unlock+0x59/0x250
[   16.327871][  T244]  ? rcu_is_watching+0x15/0xd0
[   16.328094][  T244]  do_syscall_64+0x117/0xfc0
[   16.328235][  T244]  ? trace_hardirqs_off+0xd/0x30
[   16.328369][  T244]  ? exc_page_fault+0xee/0x100
[   16.328501][  T244]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.328751][  T244] RIP: 0033:0x7fe383e7c08e
[   16.328887][  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
[   16.329461][  T244] RSP: 002b:00007fff4f945980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.329660][  T244] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe383e7c08e
[   16.329945][  T244] RDX: 0000000000000000 RSI: 00007fff4f945a30 RDI: 0000000000000005
[   16.330148][  T244] RBP: 00007fff4f945990 R08: 0000000000000000 R09: 0000000000000000
[   16.330349][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.330638][  T244] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4f946100
[   16.330842][  T244]  </TASK>
[   16.330940][  T244] irq event stamp: 61525
[   16.331039][  T244] hardirqs last  enabled at (61533): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.331368][  T244] hardirqs last disabled at (61542): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.331600][  T244] softirqs last  enabled at (60620): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   16.331919][  T244] softirqs last disabled at (60618): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   16.332157][  T244] ---[ end trace 0000000000000000 ]---
[   16.332396][  T244] bond0 (unregistering): Released all slaves
[   16.347641][   T39] br0: port 1(s0) entered disabled state
[   16.348693][   T39] ------------[ cut here ]------------
[   16.348819][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   16.349050][   T39] Modules linked in:
[   16.349264][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.349532][   T39] Tainted: [W]=WARN
[   16.349622][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.349772][   T39] Workqueue: events_unbound linkwatch_event
[   16.349932][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.350088][   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 48 ce f0 ff b9 a6 ff ff
[   16.350534][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   16.350683][   T39] RAX: 00000000ffffffa6 RBX: ff1100000b31c640 RCX: 1ff4000000057f02
[   16.350859][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b31c6f0
[   16.351037][   T39] RBP: ff110000087cc000 R08: 1fe22000016638df R09: ff11000001d8d1a8
[   16.351228][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.351405][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.351589][   T39] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   16.351799][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.351949][   T39] CR2: 0000556be6ec0d5c CR3: 000000000bdf6004 CR4: 0000000000771ef0
[   16.352139][   T39] PKRU: 55555554
[   16.352233][   T39] Call Trace:
[   16.352321][   T39]  <TASK>
[   16.352383][   T39]  ? ip6_route_dev_notify+0x3d/0x380
[   16.352502][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.352620][   T39]  ? notifier_call_chain+0xb0/0x320
[   16.352743][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   16.352832][   T39]  netif_state_change+0x155/0x3d0
[   16.352950][   T39]  ? dev_deactivate+0xc1/0x210
[   16.353070][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   16.353225][   T39]  ? rfc2863_policy+0x1a0/0x310
[   16.353343][   T39]  ? linkwatch_do_dev+0x9c/0xd0
[   16.353464][   T39]  __linkwatch_run_queue+0x350/0x850
[   16.353582][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   16.353703][   T39]  linkwatch_event+0x7f/0xb0
[   16.353821][   T39]  ? __linkwatch_run_queue+0x850/0x850
[   16.353943][   T39]  process_one_work+0xdf8/0x1410
[   16.354065][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   16.354192][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   16.354315][   T39]  worker_thread+0x4f1/0xd60
[   16.354438][   T39]  ? rescuer_thread+0x1320/0x1320
[   16.354557][   T39]  kthread+0x367/0x460
[   16.354648][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   16.354799][   T39]  ? kthread_affine_node+0x330/0x330
[   16.354917][   T39]  ret_from_fork+0x474/0x6b0
[   16.355041][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   16.355281][   T39]  ? __switch_to+0x5a3/0xe00
[   16.355400][   T39]  ? kthread_affine_node+0x330/0x330
[   16.355518][   T39]  ret_from_fork_asm+0x11/0x20
[   16.355642][   T39]  </TASK>
[   16.355730][   T39] irq event stamp: 53113
[   16.355823][   T39] hardirqs last  enabled at (53121): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.356035][   T39] hardirqs last disabled at (53128): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.356323][   T39] softirqs last  enabled at (53292): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.356528][   T39] softirqs last disabled at (53137): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.356740][   T39] ---[ end trace 0000000000000000 ]---
[   16.357220][   T39] br0: port 2(s1) entered disabled state
[   16.357581][   T39] ------------[ cut here ]------------
[   16.357700][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   16.357933][   T39] Modules linked in:
[   16.358024][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.358313][   T39] Tainted: [W]=WARN
[   16.358403][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.358552][   T39] Workqueue: events_unbound linkwatch_event
[   16.358705][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.358859][   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 48 ce f0 ff b9 a6 ff ff
[   16.359292][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   16.359442][   T39] RAX: 00000000ffffffa6 RBX: ff11000009fc7cc0 RCX: 1ff4000000057f02
[   16.359620][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fc7d70
[   16.359800][   T39] RBP: ff1100000c8f4000 R08: 1fe22000013f8faf R09: ff11000001d8d1a8
[   16.359976][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.360164][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.360344][   T39] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   16.360568][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.360717][   T39] CR2: 0000556be6ec0d5c CR3: 000000000bdf6004 CR4: 0000000000771ef0
[   16.360895][   T39] PKRU: 55555554
[   16.360983][   T39] Call Trace:
[   16.361076][   T39]  <TASK>
[   16.361140][   T39]  ? ip6_route_dev_notify+0x3d/0x380
[   16.361262][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.361380][   T39]  ? notifier_call_chain+0xb0/0x320
[   16.361497][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   16.361587][   T39]  netif_state_change+0x155/0x3d0
[   16.361702][   T39]  ? dev_deactivate+0xc1/0x210
[   16.361825][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   16.361971][   T39]  ? rfc2863_policy+0x1a0/0x310
[   16.362088][   T39]  ? linkwatch_do_dev+0x9c/0xd0
[   16.362213][   T39]  __linkwatch_run_queue+0x350/0x850
[   16.362330][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   16.362448][   T39]  linkwatch_event+0x7f/0xb0
[   16.362563][   T39]  ? __linkwatch_run_queue+0x850/0x850
[   16.362680][   T39]  process_one_work+0xdf8/0x1410
[   16.362801][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   16.362917][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   16.363042][   T39]  worker_thread+0x4f1/0xd60
[   16.363177][   T39]  ? rescuer_thread+0x1320/0x1320
[   16.363293][   T39]  kthread+0x367/0x460
[   16.363382][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   16.363528][   T39]  ? kthread_affine_node+0x330/0x330
[   16.363646][   T39]  ret_from_fork+0x474/0x6b0
[   16.363768][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   16.363914][   T39]  ? __switch_to+0x5a3/0xe00
[   16.364031][   T39]  ? kthread_affine_node+0x330/0x330
[   16.364157][   T39]  ret_from_fork_asm+0x11/0x20
[   16.364305][   T39]  </TASK>
[   16.364392][   T39] irq event stamp: 54199
[   16.364480][   T39] hardirqs last  enabled at (54207): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.364688][   T39] hardirqs last disabled at (54214): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.364892][   T39] softirqs last  enabled at (54114): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.365095][   T39] softirqs last disabled at (54109): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.365307][   T39] ---[ end trace 0000000000000000 ]---
[   16.365483][   T39] br0: port 4(s2) entered disabled state
[   16.365837][   T39] ------------[ cut here ]------------
[   16.365954][   T39] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u20:0/39
[   16.366199][   T39] Modules linked in:
[   16.366291][   T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.366563][   T39] Tainted: [W]=WARN
[   16.366655][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.366803][   T39] Workqueue: events_unbound linkwatch_event
[   16.366957][   T39] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.367110][   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 48 ce f0 ff b9 a6 ff ff
[   16.367543][   T39] RSP: 0018:ffa00000002bf9e0 EFLAGS: 00010286
[   16.367693][   T39] RAX: 00000000ffffffa6 RBX: ff11000008e19540 RCX: 1ff4000000057f02
[   16.367869][   T39] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008e195f0
[   16.368043][   T39] RBP: ff1100000cb89000 R08: 1fe22000011c32bf R09: ff11000001d8d1a8
[   16.368232][   T39] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   16.368410][   T39] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.368588][   T39] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   16.368795][   T39] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.368946][   T39] CR2: 0000556be6ec0d5c CR3: 000000000bdf6004 CR4: 0000000000771ef0
[   16.369131][   T39] PKRU: 55555554
[   16.369222][   T39] Call Trace:
[   16.369311][   T39]  <TASK>
[   16.369374][   T39]  ? ip6_route_dev_notify+0x3d/0x380
[   16.369493][   T39]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.369614][   T39]  ? notifier_call_chain+0xb0/0x320
[   16.369736][   T39]  rtmsg_ifinfo+0x5c/0xb0
[   16.369827][   T39]  netif_state_change+0x155/0x3d0
[   16.369948][   T39]  ? dev_deactivate+0xc1/0x210
[   16.370070][   T39]  ? call_netdevice_notifiers_info+0xd0/0xd0
[   16.370226][   T39]  ? rtnl_is_locked+0x15/0x20
[   16.370344][   T39]  ? rfc2863_policy+0x239/0x310
[   16.370468][   T39]  ? linkwatch_do_dev+0x9c/0xd0
[   16.370588][   T39]  __linkwatch_run_queue+0x350/0x850
[   16.370706][   T39]  ? linkwatch_do_dev+0xd0/0xd0
[   16.370831][   T39]  linkwatch_event+0x7f/0xb0
[   16.370954][   T39]  ? __linkwatch_run_queue+0x850/0x850
[   16.371074][   T39]  process_one_work+0xdf8/0x1410
[   16.371283][   T39]  ? pwq_dec_nr_in_flight+0x710/0x710
[   16.371402][   T39]  ? lock_acquire.part.0+0xbc/0x260
[   16.371525][   T39]  worker_thread+0x4f1/0xd60
[   16.371648][   T39]  ? rescuer_thread+0x1320/0x1320
[   16.371766][   T39]  kthread+0x367/0x460
[   16.371857][   T39]  ? trace_irq_enable.constprop.0+0x9b/0x180
[   16.372008][   T39]  ? kthread_affine_node+0x330/0x330
[   16.372216][   T39]  ret_from_fork+0x474/0x6b0
[   16.372337][   T39]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[   16.372485][   T39]  ? __switch_to+0x5a3/0xe00
[   16.372606][   T39]  ? kthread_affine_node+0x330/0x330
[   16.372727][   T39]  ret_from_fork_asm+0x11/0x20
[   16.372851][   T39]  </TASK>
[   16.372939][   T39] irq event stamp: 55425
[   16.373028][   T39] hardirqs last  enabled at (55433): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.373338][   T39] hardirqs last disabled at (55632): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.373542][   T39] softirqs last  enabled at (55630): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.373749][   T39] softirqs last disabled at (55441): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.373953][   T39] ---[ end trace 0000000000000000 ]---
[   16.422532][  T245] ------------[ cut here ]------------
[   16.422724][  T245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/245
[   16.423017][  T245] Modules linked in:
[   16.423206][  T245] CPU: 2 UID: 0 PID: 245 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.423551][  T245] Tainted: [W]=WARN
[   16.423710][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.423943][  T245] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.424299][  T245] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   16.424917][  T245] RSP: 0018:ffa0000000937028 EFLAGS: 00010286
[   16.425203][  T245] RAX: 00000000ffffffa6 RBX: ff1100000c951240 RCX: 1ff4000000126dcb
[   16.425465][  T245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9512f0
[   16.425728][  T245] RBP: ff1100000f0ba000 R08: 1fe220000192a25f R09: ff1100000cac8b80
[   16.425980][  T245] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   16.426251][  T245] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   16.426507][  T245] FS:  00007f9a718ee840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   16.426793][  T245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.427011][  T245] CR2: 000000000043f600 CR3: 000000000d40e006 CR4: 0000000000771ef0
[   16.427281][  T245] PKRU: 55555554
[   16.427431][  T245] Call Trace:
[   16.427581][  T245]  <TASK>
[   16.427701][  T245]  ? rcu_is_watching+0x15/0xd0
[   16.427885][  T245]  rtnetlink_event+0xe0/0x1f0
[   16.428073][  T245]  notifier_call_chain+0xb0/0x320
[   16.428282][  T245]  netdev_update_features+0xa9/0xb0
[   16.428472][  T245]  ? netdev_sync_lower_features+0x5c0/0x5c0
[   16.428694][  T245]  bond_option_mode_set+0x316/0x500
[   16.428882][  T245]  __bond_opt_set+0x1b1/0x390
[   16.429069][  T245]  ? pcpu_alloc+0x11/0x440
[   16.429280][  T245]  bond_changelink+0x17c/0x23f0
[   16.429465][  T245]  ? lockdep_hardirqs_on+0x8c/0x130
[   16.429650][  T245]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[   16.429869][  T245]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   16.430095][  T245]  ? __debug_object_init+0x2b7/0x3b0
[   16.430309][  T245]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   16.430508][  T245]  ? debug_object_assert_init+0x340/0x340
[   16.430699][  T245]  ? add_timer_on+0x580/0x580
[   16.430899][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.431097][  T245]  ? lockdep_init_map_type+0x5d/0x250
[   16.431315][  T245]  ? timer_init_key+0x10d/0x280
[   16.431513][  T245]  bond_newlink+0x9e/0xf0
[   16.431670][  T245]  rtnl_newlink_create+0x2da/0x8c0
[   16.431860][  T245]  ? rtnl_create_link+0xf20/0xf20
[   16.432043][  T245]  ? __dev_get_by_name+0x12/0x50
[   16.432246][  T245]  ? rtnl_dev_get+0xd7/0x170
[   16.432436][  T245]  __rtnl_newlink+0x22b/0xa50
[   16.432624][  T245]  rtnl_newlink+0x8d1/0xee0
[   16.432809][  T245]  ? lock_acquire.part.0+0xbc/0x260
[   16.432991][  T245]  ? find_held_lock+0x2b/0x80
[   16.433197][  T245]  ? __rtnl_newlink+0xa50/0xa50
[   16.433384][  T245]  ? mark_usage+0x61/0x170
[   16.433567][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.433756][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.433941][  T245]  ? __rtnl_newlink+0xa50/0xa50
[   16.434138][  T245]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.434330][  T245]  ? validate_chain+0x38b/0xc20
[   16.434513][  T245]  ? rtnl_link_fill+0x900/0x900
[   16.434696][  T245]  ? __lock_acquire+0x508/0xc10
[   16.434885][  T245]  ? lock_acquire.part.0+0xbc/0x260
[   16.435069][  T245]  ? find_held_lock+0x2b/0x80
[   16.435274][  T245]  netlink_rcv_skb+0x14e/0x3a0
[   16.435458][  T245]  ? rtnl_link_fill+0x900/0x900
[   16.435642][  T245]  ? netlink_ack+0xcd0/0xcd0
[   16.435832][  T245]  ? netlink_deliver_tap+0xc5/0x330
[   16.436014][  T245]  ? netlink_deliver_tap+0x13c/0x330
[   16.436225][  T245]  netlink_unicast+0x486/0x750
[   16.436415][  T245]  ? netlink_attachskb+0x810/0x810
[   16.436603][  T245]  ? __lock_acquire+0x508/0xc10
[   16.436790][  T245]  netlink_sendmsg+0x735/0xc60
[   16.436976][  T245]  ? netlink_unicast+0x750/0x750
[   16.437182][  T245]  ? __might_fault+0x97/0x140
[   16.437370][  T245]  ____sys_sendmsg+0x419/0x850
[   16.437554][  T245]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.437742][  T245]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.437959][  T245]  ? move_addr_to_kernel+0x40/0x40
[   16.438169][  T245]  ___sys_sendmsg+0x14e/0x1d0
[   16.438355][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.438541][  T245]  ? copy_msghdr_from_user+0x460/0x460
[   16.438736][  T245]  ? lock_vma_under_rcu+0x159/0x410
[   16.438924][  T245]  __sys_sendmsg+0x145/0x1f0
[   16.439112][  T245]  ? __sys_sendmsg_sock+0x20/0x20
[   16.439319][  T245]  ? rcu_is_watching+0x15/0xd0
[   16.439504][  T245]  ? rcu_is_watching+0x15/0xd0
[   16.439693][  T245]  do_syscall_64+0x117/0xfc0
[   16.439878][  T245]  ? trace_hardirqs_off+0xd/0x30
[   16.440061][  T245]  ? exc_page_fault+0xee/0x100
[   16.440267][  T245]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.440484][  T245] RIP: 0033:0x7f9a71b2808e
[   16.440678][  T245] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   16.441227][  T245] RSP: 002b:00007fff0ebefb30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.441481][  T245] RAX: ffffffffffffffda RBX: 00007fff0ebf02d8 RCX: 00007f9a71b2808e
[   16.441734][  T245] RDX: 0000000000000000 RSI: 00007fff0ebefbe0 RDI: 0000000000000005
[   16.441985][  T245] RBP: 00007fff0ebefb40 R08: 0000000000000000 R09: 0000000000000000
[   16.442253][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.442503][  T245] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0ebf02b0
[   16.442766][  T245]  </TASK>
[   16.442913][  T245] irq event stamp: 30761
[   16.443062][  T245] hardirqs last  enabled at (30771): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.443368][  T245] hardirqs last disabled at (30782): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.443653][  T245] softirqs last  enabled at (29866): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.443940][  T245] softirqs last disabled at (29859): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.444242][  T245] ---[ end trace 0000000000000000 ]---
[   16.444638][  T245] ------------[ cut here ]------------
[   16.444781][  T245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/245
[   16.445012][  T245] Modules linked in:
[   16.445116][  T245] CPU: 0 UID: 0 PID: 245 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.445397][  T245] Tainted: [W]=WARN
[   16.445497][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.445663][  T245] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.445835][  T245] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   16.446316][  T245] RSP: 0018:ffa00000009371b0 EFLAGS: 00010286
[   16.446486][  T245] RAX: 00000000ffffffa6 RBX: ff1100000c951e40 RCX: 1ff4000000126dfc
[   16.446684][  T245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c951ef0
[   16.446881][  T245] RBP: ff1100000f0ba000 R08: 1fe220000192a3df R09: ff1100000cac8b80
[   16.447078][  T245] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.447288][  T245] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[   16.447487][  T245] FS:  00007f9a718ee840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   16.447722][  T245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.447889][  T245] CR2: 00007fe383d0f574 CR3: 000000000d40e003 CR4: 0000000000771ef0
[   16.448088][  T245] PKRU: 55555554
[   16.448199][  T245] Call Trace:
[   16.448298][  T245]  <TASK>
[   16.448366][  T245]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.448501][  T245]  ? lockdep_hardirqs_on+0x8c/0x130
[   16.448636][  T245]  rtmsg_ifinfo+0x5c/0xb0
[   16.448738][  T245]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   16.448872][  T245]  __dev_notify_flags+0x1b8/0x280
[   16.449007][  T245]  ? netif_change_name+0x8c0/0x8c0
[   16.449144][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.449284][  T245]  ? lockdep_init_map_type+0x5d/0x250
[   16.449418][  T245]  ? timer_init_key+0x10d/0x280
[   16.449554][  T245]  rtnl_configure_link+0x1ac/0x390
[   16.449687][  T245]  ? bond_newlink+0x9e/0xf0
[   16.449820][  T245]  rtnl_newlink_create+0x353/0x8c0
[   16.449956][  T245]  ? rtnl_create_link+0xf20/0xf20
[   16.450089][  T245]  ? __dev_get_by_name+0x12/0x50
[   16.450232][  T245]  ? rtnl_dev_get+0xd7/0x170
[   16.450372][  T245]  __rtnl_newlink+0x22b/0xa50
[   16.450510][  T245]  rtnl_newlink+0x8d1/0xee0
[   16.450646][  T245]  ? lock_acquire.part.0+0xbc/0x260
[   16.450779][  T245]  ? find_held_lock+0x2b/0x80
[   16.450913][  T245]  ? __rtnl_newlink+0xa50/0xa50
[   16.451046][  T245]  ? mark_usage+0x61/0x170
[   16.451190][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.451327][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.451462][  T245]  ? __rtnl_newlink+0xa50/0xa50
[   16.451599][  T245]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.451731][  T245]  ? validate_chain+0x38b/0xc20
[   16.451864][  T245]  ? rtnl_link_fill+0x900/0x900
[   16.451995][  T245]  ? __lock_acquire+0x508/0xc10
[   16.452136][  T245]  ? lock_acquire.part.0+0xbc/0x260
[   16.452272][  T245]  ? find_held_lock+0x2b/0x80
[   16.452406][  T245]  netlink_rcv_skb+0x14e/0x3a0
[   16.452540][  T245]  ? rtnl_link_fill+0x900/0x900
[   16.452674][  T245]  ? netlink_ack+0xcd0/0xcd0
[   16.452812][  T245]  ? netlink_deliver_tap+0xc5/0x330
[   16.452944][  T245]  ? netlink_deliver_tap+0x13c/0x330
[   16.453078][  T245]  netlink_unicast+0x486/0x750
[   16.453223][  T245]  ? netlink_attachskb+0x810/0x810
[   16.453357][  T245]  ? __lock_acquire+0x508/0xc10
[   16.453494][  T245]  netlink_sendmsg+0x735/0xc60
[   16.453630][  T245]  ? netlink_unicast+0x750/0x750
[   16.453766][  T245]  ? __might_fault+0x97/0x140
[   16.453901][  T245]  ____sys_sendmsg+0x419/0x850
[   16.454034][  T245]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.454177][  T245]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.454342][  T245]  ? move_addr_to_kernel+0x40/0x40
[   16.454480][  T245]  ___sys_sendmsg+0x14e/0x1d0
[   16.454614][  T245]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.454747][  T245]  ? copy_msghdr_from_user+0x460/0x460
[   16.454888][  T245]  ? lock_vma_under_rcu+0x159/0x410
[   16.455023][  T245]  __sys_sendmsg+0x145/0x1f0
[   16.455167][  T245]  ? __sys_sendmsg_sock+0x20/0x20
[   16.455303][  T245]  ? rcu_is_watching+0x15/0xd0
[   16.455434][  T245]  ? rcu_is_watching+0x15/0xd0
[   16.455566][  T245]  do_syscall_64+0x117/0xfc0
[   16.455700][  T245]  ? trace_hardirqs_off+0xd/0x30
[   16.455832][  T245]  ? exc_page_fault+0xee/0x100
[   16.455963][  T245]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.456132][  T245] RIP: 0033:0x7f9a71b2808e
[   16.456271][  T245] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   16.456741][  T245] RSP: 002b:00007fff0ebefb30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.456938][  T245] RAX: ffffffffffffffda RBX: 00007fff0ebf02d8 RCX: 00007f9a71b2808e
[   16.457140][  T245] RDX: 0000000000000000 RSI: 00007fff0ebefbe0 RDI: 0000000000000005
[   16.457342][  T245] RBP: 00007fff0ebefb40 R08: 0000000000000000 R09: 0000000000000000
[   16.457542][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.457739][  T245] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0ebf02b0
[   16.457943][  T245]  </TASK>
[   16.458043][  T245] irq event stamp: 31707
[   16.458148][  T245] hardirqs last  enabled at (31717): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.458383][  T245] hardirqs last disabled at (31724): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.458615][  T245] softirqs last  enabled at (31046): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.458846][  T245] softirqs last disabled at (31041): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.459077][  T245] ---[ end trace 0000000000000000 ]---
[   16.507713][  T248] ------------[ cut here ]------------
[   16.507894][  T248] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/248
[   16.508189][  T248] Modules linked in:
[   16.508339][  T248] CPU: 2 UID: 0 PID: 248 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   16.508649][  T248] Tainted: [W]=WARN
[   16.508795][  T248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.509007][  T248] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   16.509252][  T248] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   16.509757][  T248] RSP: 0018:ffa0000000b17020 EFLAGS: 00010286
[   16.509974][  T248] RAX: 00000000ffffffa6 RBX: ff11000005e1f3c0 RCX: 1ff4000000162dca
[   16.510338][  T248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005e1f470
[   16.510649][  T248] RBP: ff1100000f0ba000 R08: 1fe2200000bc3e8f R09: ff1100000c608b58
[   16.510975][  T248] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.511311][  T248] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.511642][  T248] FS:  00007f5c34bdb840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   16.511986][  T248] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.512218][  T248] CR2: 00000000216db988 CR3: 000000000d7e0004 CR4: 0000000000771ef0
[   16.512495][  T248] PKRU: 55555554
[   16.512651][  T248] Call Trace:
[   16.512809][  T248]  <TASK>
[   16.512931][  T248]  ? __local_bh_enable_ip+0xa5/0x140
[   16.513122][  T248]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   16.513337][  T248]  rtmsg_ifinfo+0x5c/0xb0
[   16.513487][  T248]  ? mark_held_locks+0x40/0x70
[   16.513663][  T248]  __dev_notify_flags+0x1b8/0x280
[   16.513844][  T248]  ? netif_change_name+0x8c0/0x8c0
[   16.514023][  T248]  ? __dev_change_flags+0x4a4/0x6d0
[   16.514221][  T248]  ? netif_set_allmulti+0x2c0/0x2c0
[   16.514403][  T248]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.514586][  T248]  ? is_bpf_text_address+0x68/0x110
[   16.514769][  T248]  netif_change_flags+0xfe/0x190
[   16.514947][  T248]  ? unwind_get_return_address+0x67/0xd0
[   16.515141][  T248]  do_setlink.isra.0+0x1d25/0x2a60
[   16.515329][  T248]  ? rtnl_link_get_size+0x350/0x350
[   16.515507][  T248]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   16.515714][  T248]  ? rcu_read_lock_any_held+0x3c/0x90
[   16.515892][  T248]  ? validate_chain+0x38b/0xc20
[   16.516069][  T248]  ? rcu_read_lock_any_held+0x66/0x90
[   16.516267][  T248]  ? stack_depot_save_flags+0x367/0x770
[   16.516447][  T248]  ? __kernel_text_address+0x12/0x30
[   16.516626][  T248]  ? __lock_acquire+0x508/0xc10
[   16.516804][  T248]  ? lock_acquire.part.0+0xbc/0x260
[   16.516982][  T248]  ? rtnl_newlink+0x883/0xee0
[   16.517178][  T248]  ? rcu_is_watching+0x15/0xd0
[   16.517355][  T248]  ? lock_acquire+0x134/0x160
[   16.517533][  T248]  ? rcu_is_watching+0x15/0xd0
[   16.517709][  T248]  ? rcu_is_watching+0x15/0xd0
[   16.517885][  T248]  ? trace_contention_end+0xb3/0x1a0
[   16.518062][  T248]  ? __mutex_lock+0x1db/0x2010
[   16.518260][  T248]  ? __mutex_lock+0x9b2/0x2010
[   16.518442][  T248]  ? rtnl_newlink+0x883/0xee0
[   16.518622][  T248]  ? ww_mutex_lock+0x160/0x160
[   16.518802][  T248]  ? __rtnl_newlink+0x3fa/0xa50
[   16.518984][  T248]  rtnl_newlink+0x8d1/0xee0
[   16.519182][  T248]  ? lock_acquire.part.0+0xbc/0x260
[   16.519361][  T248]  ? find_held_lock+0x2b/0x80
[   16.519540][  T248]  ? __rtnl_newlink+0xa50/0xa50
[   16.519718][  T248]  ? mark_usage+0x61/0x170
[   16.519894][  T248]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.520077][  T248]  ? lock_acquire.part.0+0xbc/0x260
[   16.520272][  T248]  ? find_held_lock+0x2b/0x80
[   16.520451][  T248]  ? __rtnl_newlink+0xa50/0xa50
[   16.520629][  T248]  ? __lock_release.isra.0+0x6b/0x1a0
[   16.520808][  T248]  ? __rtnl_newlink+0xa50/0xa50
[   16.520986][  T248]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   16.521185][  T248]  ? validate_chain+0x38b/0xc20
[   16.521364][  T248]  ? rtnl_link_fill+0x900/0x900
[   16.521540][  T248]  ? __lock_acquire+0x508/0xc10
[   16.521720][  T248]  ? lock_acquire.part.0+0xbc/0x260
[   16.521897][  T248]  ? find_held_lock+0x2b/0x80
[   16.522078][  T248]  netlink_rcv_skb+0x14e/0x3a0
[   16.522273][  T248]  ? rtnl_link_fill+0x900/0x900
[   16.522451][  T248]  ? netlink_ack+0xcd0/0xcd0
[   16.522633][  T248]  ? netlink_deliver_tap+0xc5/0x330
[   16.522811][  T248]  ? netlink_deliver_tap+0x13c/0x330
[   16.522994][  T248]  netlink_unicast+0x486/0x750
[   16.523194][  T248]  ? netlink_attachskb+0x810/0x810
[   16.523375][  T248]  ? __lock_acquire+0x508/0xc10
[   16.523557][  T248]  netlink_sendmsg+0x735/0xc60
[   16.523737][  T248]  ? netlink_unicast+0x750/0x750
[   16.523916][  T248]  ? __might_fault+0x97/0x140
[   16.524100][  T248]  ____sys_sendmsg+0x419/0x850
[   16.524301][  T248]  ? copy_msghdr_from_user+0x2a0/0x460
[   16.524483][  T248]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   16.524691][  T248]  ? move_addr_to_kernel+0x40/0x40
[   16.524872][  T248]  ? stack_depot_save_flags+0x367/0x770
[   16.525051][  T248]  ? validate_chain+0x38b/0xc20
[   16.525245][  T248]  ___sys_sendmsg+0x14e/0x1d0
[   16.525423][  T248]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   16.525634][  T248]  ? copy_msghdr_from_user+0x460/0x460
[   16.525825][  T248]  __sys_sendmsg+0x145/0x1f0
[   16.526004][  T248]  ? __sys_sendmsg_sock+0x20/0x20
[   16.526204][  T248]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   16.526420][  T248]  ? do_raw_spin_unlock+0x59/0x250
[   16.526599][  T248]  ? rcu_is_watching+0x15/0xd0
[   16.526779][  T248]  do_syscall_64+0x117/0xfc0
[   16.526957][  T248]  ? trace_hardirqs_off+0xd/0x30
[   16.527146][  T248]  ? exc_page_fault+0xee/0x100
[   16.527333][  T248]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   16.527544][  T248] RIP: 0033:0x7f5c34e1508e
[   16.527730][  T248] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   16.528272][  T248] RSP: 002b:00007ffeecf85e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.528516][  T248] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5c34e1508e
[   16.528754][  T248] RDX: 0000000000000000 RSI: 00007ffeecf85f10 RDI: 0000000000000005
[   16.528992][  T248] RBP: 00007ffeecf85e70 R08: 0000000000000000 R09: 0000000000000000
[   16.529248][  T248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c534
[   16.529486][  T248] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeecf865e0
[   16.529731][  T248]  </TASK>
[   16.529874][  T248] irq event stamp: 28603
[   16.530017][  T248] hardirqs last  enabled at (28613): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   16.530304][  T248] hardirqs last disabled at (28624): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   16.530575][  T248] softirqs last  enabled at (27626): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   16.530844][  T248] softirqs last disabled at (27535): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   16.531113][  T248] ---[ end trace 0000000000000000 ]---
[   31.699626][  T342] ------------[ cut here ]------------
[   31.699806][  T342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/342
[   31.700030][  T342] Modules linked in:
[   31.700140][  T342] CPU: 0 UID: 0 PID: 342 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   31.700402][  T342] Tainted: [W]=WARN
[   31.700498][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.700657][  T342] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   31.700824][  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 48 ce f0 ff b9 a6 ff ff
[   31.701267][  T342] RSP: 0018:ffa0000000f67020 EFLAGS: 00010286
[   31.701434][  T342] RAX: 00000000ffffffa6 RBX: ff11000001e2f6c0 RCX: 1ff40000001ecdca
[   31.701621][  T342] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001e2f770
[   31.701809][  T342] RBP: ff1100000f0ba000 R08: 1fe22000003c5eef R09: ff1100000c8c8b58
[   31.701998][  T342] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   31.702194][  T342] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.702388][  T342] FS:  00007fc7e6494840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   31.702611][  T342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.702771][  T342] CR2: 00000000161a9988 CR3: 000000000a78f005 CR4: 0000000000771ef0
[   31.702960][  T342] PKRU: 55555554
[   31.703054][  T342] Call Trace:
[   31.703154][  T342]  <TASK>
[   31.703221][  T342]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   31.703354][  T342]  rtmsg_ifinfo+0x5c/0xb0
[   31.703451][  T342]  __dev_notify_flags+0x1b8/0x280
[   31.703577][  T342]  ? __local_bh_enable_ip+0xa5/0x140
[   31.703704][  T342]  ? netif_change_name+0x8c0/0x8c0
[   31.703830][  T342]  ? __dev_change_flags+0x288/0x6d0
[   31.703955][  T342]  ? netif_set_allmulti+0x2c0/0x2c0
[   31.704080][  T342]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.704215][  T342]  ? is_bpf_text_address+0x68/0x110
[   31.704350][  T342]  netif_change_flags+0xfe/0x190
[   31.704475][  T342]  ? unwind_get_return_address+0x67/0xd0
[   31.704603][  T342]  do_setlink.isra.0+0x1d25/0x2a60
[   31.704731][  T342]  ? rtnl_link_get_size+0x350/0x350
[   31.704857][  T342]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   31.705016][  T342]  ? rcu_read_lock_any_held+0x3c/0x90
[   31.705147][  T342]  ? validate_chain+0x38b/0xc20
[   31.705271][  T342]  ? rcu_read_lock_any_held+0x66/0x90
[   31.705402][  T342]  ? stack_depot_save_flags+0x367/0x770
[   31.705528][  T342]  ? __kernel_text_address+0x12/0x30
[   31.705654][  T342]  ? __lock_acquire+0x508/0xc10
[   31.705785][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   31.705909][  T342]  ? rtnl_newlink+0x883/0xee0
[   31.706038][  T342]  ? rcu_is_watching+0x15/0xd0
[   31.706244][  T342]  ? lock_acquire+0x134/0x160
[   31.706376][  T342]  ? rcu_is_watching+0x15/0xd0
[   31.706502][  T342]  ? rcu_is_watching+0x15/0xd0
[   31.706626][  T342]  ? trace_contention_end+0xb3/0x1a0
[   31.706751][  T342]  ? __mutex_lock+0x1db/0x2010
[   31.706878][  T342]  ? __mutex_lock+0x9b2/0x2010
[   31.707003][  T342]  ? rtnl_newlink+0x883/0xee0
[   31.707213][  T342]  ? ww_mutex_lock+0x160/0x160
[   31.707420][  T342]  ? __rtnl_newlink+0x3fa/0xa50
[   31.707551][  T342]  rtnl_newlink+0x8d1/0xee0
[   31.707678][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   31.707803][  T342]  ? find_held_lock+0x2b/0x80
[   31.707928][  T342]  ? __rtnl_newlink+0xa50/0xa50
[   31.708054][  T342]  ? mark_usage+0x61/0x170
[   31.708254][  T342]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.708384][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   31.708507][  T342]  ? find_held_lock+0x2b/0x80
[   31.708631][  T342]  ? __rtnl_newlink+0xa50/0xa50
[   31.708755][  T342]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.708882][  T342]  ? __rtnl_newlink+0xa50/0xa50
[   31.709007][  T342]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   31.709206][  T342]  ? validate_chain+0x38b/0xc20
[   31.709335][  T342]  ? rtnl_link_fill+0x900/0x900
[   31.709456][  T342]  ? __lock_acquire+0x508/0xc10
[   31.709581][  T342]  ? lock_acquire.part.0+0xbc/0x260
[   31.709706][  T342]  ? find_held_lock+0x2b/0x80
[   31.709831][  T342]  netlink_rcv_skb+0x14e/0x3a0
[   31.709957][  T342]  ? rtnl_link_fill+0x900/0x900
[   31.710081][  T342]  ? netlink_ack+0xcd0/0xcd0
[   31.710268][  T342]  ? netlink_deliver_tap+0xc5/0x330
[   31.710402][  T342]  ? netlink_deliver_tap+0x13c/0x330
[   31.710530][  T342]  netlink_unicast+0x486/0x750
[   31.710659][  T342]  ? netlink_attachskb+0x810/0x810
[   31.710786][  T342]  ? __lock_acquire+0x508/0xc10
[   31.710913][  T342]  netlink_sendmsg+0x735/0xc60
[   31.711039][  T342]  ? netlink_unicast+0x750/0x750
[   31.711171][  T342]  ? __might_fault+0x97/0x140
[   31.711304][  T342]  ____sys_sendmsg+0x419/0x850
[   31.711434][  T342]  ? copy_msghdr_from_user+0x2a0/0x460
[   31.711561][  T342]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   31.711717][  T342]  ? move_addr_to_kernel+0x40/0x40
[   31.711845][  T342]  ? stack_depot_save_flags+0x367/0x770
[   31.711972][  T342]  ? validate_chain+0x38b/0xc20
[   31.712102][  T342]  ___sys_sendmsg+0x14e/0x1d0
[   31.712233][  T342]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   31.712396][  T342]  ? copy_msghdr_from_user+0x460/0x460
[   31.712533][  T342]  __sys_sendmsg+0x145/0x1f0
[   31.712659][  T342]  ? __sys_sendmsg_sock+0x20/0x20
[   31.712786][  T342]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   31.712943][  T342]  ? do_raw_spin_unlock+0x59/0x250
[   31.713071][  T342]  ? rcu_is_watching+0x15/0xd0
[   31.713201][  T342]  do_syscall_64+0x117/0xfc0
[   31.713440][  T342]  ? trace_hardirqs_off+0xd/0x30
[   31.713566][  T342]  ? exc_page_fault+0xee/0x100
[   31.713691][  T342]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   31.713847][  T342] RIP: 0033:0x7fc7e66ce08e
[   31.714067][  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
[   31.714611][  T342] RSP: 002b:00007ffd649aa8d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.714804][  T342] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc7e66ce08e
[   31.714992][  T342] RDX: 0000000000000000 RSI: 00007ffd649aa980 RDI: 0000000000000005
[   31.715270][  T342] RBP: 00007ffd649aa8e0 R08: 0000000000000000 R09: 0000000000000000
[   31.715464][  T342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c544
[   31.715652][  T342] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd649ab050
[   31.715928][  T342]  </TASK>
[   31.716022][  T342] irq event stamp: 17829
[   31.716116][  T342] hardirqs last  enabled at (17837): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   31.716430][  T342] hardirqs last disabled at (17846): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   31.716650][  T342] softirqs last  enabled at (17530): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   31.716871][  T342] softirqs last disabled at (17433): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   31.717173][  T342] ---[ end trace 0000000000000000 ]---
[   31.753481][  T343] ------------[ cut here ]------------
[   31.753664][  T343] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/343
[   31.753889][  T343] Modules linked in:
[   31.753991][  T343] CPU: 3 UID: 0 PID: 343 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   31.754256][  T343] Tainted: [W]=WARN
[   31.754354][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.754506][  T343] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   31.754662][  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 48 ce f0 ff b9 a6 ff ff
[   31.755095][  T343] RSP: 0018:ffa0000000f77190 EFLAGS: 00010286
[   31.755253][  T343] RAX: 00000000ffffffa6 RBX: ff1100000d425b40 RCX: 1ff40000001eedf8
[   31.755438][  T343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d425bf0
[   31.755617][  T343] RBP: ff1100000f0ba000 R08: 1fe2200001a84b7f R09: ff1100000c8cae58
[   31.755797][  T343] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.755976][  T343] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   31.756163][  T343] FS:  00007fb0131b1840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   31.756377][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.756528][  T343] CR2: 00007fb0134811a0 CR3: 000000000c55e005 CR4: 0000000000771ef0
[   31.756714][  T343] PKRU: 55555554
[   31.756805][  T343] Call Trace:
[   31.756896][  T343]  <TASK>
[   31.756958][  T343]  unregister_netdevice_many_notify+0xce3/0x1b30
[   31.757115][  T343]  ? unregister_netdevice_queued+0x80/0x80
[   31.757271][  T343]  ? mutex_is_locked+0x1c/0x50
[   31.757398][  T343]  ? rtnl_is_locked+0x15/0x20
[   31.757522][  T343]  ? unregister_netdevice_queue+0x6a/0x470
[   31.757671][  T343]  ? mark_usage+0x61/0x170
[   31.757793][  T343]  rtnl_dellink+0x4a0/0xae0
[   31.757913][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   31.758034][  T343]  ? find_held_lock+0x2b/0x80
[   31.758159][  T343]  ? rtnl_mdb_del+0x580/0x580
[   31.758284][  T343]  ? mark_usage+0x61/0x170
[   31.758406][  T343]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.758543][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   31.758661][  T343]  ? find_held_lock+0x2b/0x80
[   31.758781][  T343]  ? mark_usage+0x61/0x170
[   31.758899][  T343]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.759020][  T343]  ? __lock_acquire+0x508/0xc10
[   31.759144][  T343]  ? bpf_address_lookup+0x202/0x290
[   31.759265][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   31.759388][  T343]  ? find_held_lock+0x2b/0x80
[   31.759507][  T343]  ? rtnl_mdb_del+0x580/0x580
[   31.759626][  T343]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.759747][  T343]  ? rtnl_mdb_del+0x580/0x580
[   31.759867][  T343]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   31.759987][  T343]  ? validate_chain+0x38b/0xc20
[   31.760107][  T343]  ? rtnl_link_fill+0x900/0x900
[   31.760315][  T343]  ? __lock_acquire+0x508/0xc10
[   31.760442][  T343]  ? lock_acquire.part.0+0xbc/0x260
[   31.760562][  T343]  ? find_held_lock+0x2b/0x80
[   31.760682][  T343]  netlink_rcv_skb+0x14e/0x3a0
[   31.760802][  T343]  ? rtnl_link_fill+0x900/0x900
[   31.760924][  T343]  ? netlink_ack+0xcd0/0xcd0
[   31.761046][  T343]  ? netlink_deliver_tap+0xc5/0x330
[   31.761233][  T343]  ? netlink_deliver_tap+0x13c/0x330
[   31.761365][  T343]  netlink_unicast+0x486/0x750
[   31.761489][  T343]  ? netlink_attachskb+0x810/0x810
[   31.761609][  T343]  ? __lock_acquire+0x508/0xc10
[   31.761730][  T343]  netlink_sendmsg+0x735/0xc60
[   31.761853][  T343]  ? netlink_unicast+0x750/0x750
[   31.761975][  T343]  ? __might_fault+0x97/0x140
[   31.762096][  T343]  ____sys_sendmsg+0x419/0x850
[   31.762287][  T343]  ? copy_msghdr_from_user+0x2a0/0x460
[   31.762492][  T343]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   31.762656][  T343]  ? move_addr_to_kernel+0x40/0x40
[   31.762776][  T343]  ? stack_depot_save_flags+0x367/0x770
[   31.762895][  T343]  ? validate_chain+0x38b/0xc20
[   31.763015][  T343]  ___sys_sendmsg+0x14e/0x1d0
[   31.763202][  T343]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   31.763353][  T343]  ? copy_msghdr_from_user+0x460/0x460
[   31.763483][  T343]  __sys_sendmsg+0x145/0x1f0
[   31.763603][  T343]  ? __sys_sendmsg_sock+0x20/0x20
[   31.763720][  T343]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   31.763870][  T343]  ? do_raw_spin_unlock+0x59/0x250
[   31.763991][  T343]  ? rcu_is_watching+0x15/0xd0
[   31.764110][  T343]  do_syscall_64+0x117/0xfc0
[   31.764294][  T343]  ? trace_hardirqs_off+0xd/0x30
[   31.764413][  T343]  ? exc_page_fault+0xee/0x100
[   31.764530][  T343]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   31.764679][  T343] RIP: 0033:0x7fb0133eb08e
[   31.764804][  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
[   31.765310][  T343] RSP: 002b:00007ffd278c6cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.765490][  T343] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb0133eb08e
[   31.765667][  T343] RDX: 0000000000000000 RSI: 00007ffd278c6d60 RDI: 0000000000000005
[   31.765845][  T343] RBP: 00007ffd278c6cc0 R08: 0000000000000000 R09: 0000000000000000
[   31.766021][  T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c544
[   31.766246][  T343] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd278c7430
[   31.766436][  T343]  </TASK>
[   31.766524][  T343] irq event stamp: 30379
[   31.766615][  T343] hardirqs last  enabled at (30387): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   31.766822][  T343] hardirqs last disabled at (30394): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   31.767029][  T343] softirqs last  enabled at (30360): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   31.767313][  T343] softirqs last disabled at (30411): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   31.767522][  T343] ---[ end trace 0000000000000000 ]---
[   31.767667][  T343] bond0 (unregistering): Released all slaves
[   31.832728][  T344] ------------[ cut here ]------------
[   31.832932][  T344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/344
[   31.833237][  T344] Modules linked in:
[   31.833401][  T344] CPU: 2 UID: 0 PID: 344 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   31.833711][  T344] Tainted: [W]=WARN
[   31.833856][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.834067][  T344] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   31.834308][  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 48 ce f0 ff b9 a6 ff ff
[   31.834823][  T344] RSP: 0018:ffa0000000f67028 EFLAGS: 00010286
[   31.835035][  T344] RAX: 00000000ffffffa6 RBX: ff1100000d6447c0 RCX: 1ff40000001ecdcb
[   31.835299][  T344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d644870
[   31.835545][  T344] RBP: ff1100000d332000 R08: 1fe2200001ac890f R09: ff1100000c8cd180
[   31.835787][  T344] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   31.836026][  T344] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   31.836289][  T344] FS:  00007fbc5dd9e840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   31.836571][  T344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.836782][  T344] CR2: 000000000043f600 CR3: 000000000d433006 CR4: 0000000000771ef0
[   31.837024][  T344] PKRU: 55555554
[   31.837177][  T344] Call Trace:
[   31.837326][  T344]  <TASK>
[   31.837440][  T344]  ? rcu_is_watching+0x15/0xd0
[   31.837619][  T344]  rtnetlink_event+0xe0/0x1f0
[   31.837800][  T344]  notifier_call_chain+0xb0/0x320
[   31.837984][  T344]  netdev_update_features+0xa9/0xb0
[   31.838174][  T344]  ? netdev_sync_lower_features+0x5c0/0x5c0
[   31.838454][  T344]  bond_option_mode_set+0x316/0x500
[   31.838634][  T344]  __bond_opt_set+0x1b1/0x390
[   31.838812][  T344]  ? pcpu_alloc+0x11/0x440
[   31.838990][  T344]  bond_changelink+0x17c/0x23f0
[   31.839176][  T344]  ? lockdep_hardirqs_on+0x8c/0x130
[   31.839368][  T344]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[   31.839580][  T344]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   31.839791][  T344]  ? __debug_object_init+0x2b7/0x3b0
[   31.839969][  T344]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   31.840160][  T344]  ? debug_object_assert_init+0x340/0x340
[   31.840345][  T344]  ? __queue_work+0x31a/0xc00
[   31.840528][  T344]  ? lockdep_init_map_type+0x5d/0x250
[   31.840705][  T344]  ? timer_init_key+0x10d/0x280
[   31.840885][  T344]  bond_newlink+0x9e/0xf0
[   31.841031][  T344]  rtnl_newlink_create+0x2da/0x8c0
[   31.841223][  T344]  ? rtnl_create_link+0xf20/0xf20
[   31.841408][  T344]  ? __dev_get_by_name+0x12/0x50
[   31.841586][  T344]  ? rtnl_dev_get+0xd7/0x170
[   31.841770][  T344]  __rtnl_newlink+0x22b/0xa50
[   31.841955][  T344]  rtnl_newlink+0x8d1/0xee0
[   31.842146][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   31.842325][  T344]  ? find_held_lock+0x2b/0x80
[   31.842505][  T344]  ? __rtnl_newlink+0xa50/0xa50
[   31.842681][  T344]  ? mark_usage+0x61/0x170
[   31.842859][  T344]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.843040][  T344]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.843235][  T344]  ? __rtnl_newlink+0xa50/0xa50
[   31.843422][  T344]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   31.843600][  T344]  ? validate_chain+0x38b/0xc20
[   31.843778][  T344]  ? rtnl_link_fill+0x900/0x900
[   31.843956][  T344]  ? __lock_acquire+0x508/0xc10
[   31.844146][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   31.844326][  T344]  ? find_held_lock+0x2b/0x80
[   31.844505][  T344]  netlink_rcv_skb+0x14e/0x3a0
[   31.844687][  T344]  ? rtnl_link_fill+0x900/0x900
[   31.844866][  T344]  ? netlink_ack+0xcd0/0xcd0
[   31.845049][  T344]  ? netlink_deliver_tap+0xc5/0x330
[   31.845240][  T344]  ? netlink_deliver_tap+0x13c/0x330
[   31.845429][  T344]  netlink_unicast+0x486/0x750
[   31.845609][  T344]  ? netlink_attachskb+0x810/0x810
[   31.845786][  T344]  ? __lock_acquire+0x508/0xc10
[   31.845966][  T344]  netlink_sendmsg+0x735/0xc60
[   31.846161][  T344]  ? netlink_unicast+0x750/0x750
[   31.846349][  T344]  ? __might_fault+0x97/0x140
[   31.846530][  T344]  ____sys_sendmsg+0x419/0x850
[   31.846710][  T344]  ? copy_msghdr_from_user+0x2a0/0x460
[   31.846888][  T344]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   31.847097][  T344]  ? move_addr_to_kernel+0x40/0x40
[   31.847302][  T344]  ___sys_sendmsg+0x14e/0x1d0
[   31.847482][  T344]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.847662][  T344]  ? copy_msghdr_from_user+0x460/0x460
[   31.847851][  T344]  ? lock_vma_under_rcu+0x159/0x410
[   31.848032][  T344]  __sys_sendmsg+0x145/0x1f0
[   31.848225][  T344]  ? __sys_sendmsg_sock+0x20/0x20
[   31.848416][  T344]  ? rcu_is_watching+0x15/0xd0
[   31.848595][  T344]  ? rcu_is_watching+0x15/0xd0
[   31.848778][  T344]  do_syscall_64+0x117/0xfc0
[   31.848957][  T344]  ? trace_hardirqs_off+0xd/0x30
[   31.849148][  T344]  ? exc_page_fault+0xee/0x100
[   31.849336][  T344]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   31.849547][  T344] RIP: 0033:0x7fbc5dfd808e
[   31.849730][  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
[   31.850258][  T344] RSP: 002b:00007ffc2af90ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.850512][  T344] RAX: ffffffffffffffda RBX: 00007ffc2af91258 RCX: 00007fbc5dfd808e
[   31.850753][  T344] RDX: 0000000000000000 RSI: 00007ffc2af90b60 RDI: 0000000000000005
[   31.850998][  T344] RBP: 00007ffc2af90ac0 R08: 0000000000000000 R09: 0000000000000000
[   31.851256][  T344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c544
[   31.851508][  T344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2af91230
[   31.851757][  T344]  </TASK>
[   31.851900][  T344] irq event stamp: 35345
[   31.852043][  T344] hardirqs last  enabled at (35355): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   31.852336][  T344] hardirqs last disabled at (35366): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   31.852609][  T344] softirqs last  enabled at (34332): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   31.852881][  T344] softirqs last disabled at (34330): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[   31.853167][  T344] ---[ end trace 0000000000000000 ]---
[   31.853577][  T344] ------------[ cut here ]------------
[   31.853743][  T344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/344
[   31.854004][  T344] Modules linked in:
[   31.854169][  T344] CPU: 2 UID: 0 PID: 344 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   31.854476][  T344] Tainted: [W]=WARN
[   31.854621][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.854825][  T344] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   31.855036][  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 48 ce f0 ff b9 a6 ff ff
[   31.855833][  T344] RSP: 0018:ffa0000000f671b0 EFLAGS: 00010286
[   31.856039][  T344] RAX: 00000000ffffffa6 RBX: ff1100000d644ac0 RCX: 1ff40000001ecdfc
[   31.856296][  T344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d644b70
[   31.856532][  T344] RBP: ff1100000d332000 R08: 1fe2200001ac896f R09: ff1100000c8cd180
[   31.856767][  T344] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   31.857005][  T344] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[   31.857254][  T344] FS:  00007fbc5dd9e840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   31.857530][  T344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.857734][  T344] CR2: 000000000043f600 CR3: 000000000d433006 CR4: 0000000000771ef0
[   31.857973][  T344] PKRU: 55555554
[   31.858113][  T344] Call Trace:
[   31.858266][  T344]  <TASK>
[   31.858399][  T344]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   31.858573][  T344]  ? lockdep_hardirqs_on+0x8c/0x130
[   31.858745][  T344]  rtmsg_ifinfo+0x5c/0xb0
[   31.858889][  T344]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   31.859059][  T344]  __dev_notify_flags+0x1b8/0x280
[   31.859245][  T344]  ? netif_change_name+0x8c0/0x8c0
[   31.859424][  T344]  ? __queue_work+0x31a/0xc00
[   31.859602][  T344]  ? lockdep_init_map_type+0x5d/0x250
[   31.859777][  T344]  ? timer_init_key+0x10d/0x280
[   31.859951][  T344]  rtnl_configure_link+0x1ac/0x390
[   31.860137][  T344]  ? bond_newlink+0x9e/0xf0
[   31.860318][  T344]  rtnl_newlink_create+0x353/0x8c0
[   31.860494][  T344]  ? rtnl_create_link+0xf20/0xf20
[   31.860670][  T344]  ? __dev_get_by_name+0x12/0x50
[   31.860843][  T344]  ? rtnl_dev_get+0xd7/0x170
[   31.861020][  T344]  __rtnl_newlink+0x22b/0xa50
[   31.861210][  T344]  rtnl_newlink+0x8d1/0xee0
[   31.861391][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   31.861649][  T344]  ? find_held_lock+0x2b/0x80
[   31.861824][  T344]  ? __rtnl_newlink+0xa50/0xa50
[   31.861996][  T344]  ? mark_usage+0x61/0x170
[   31.862184][  T344]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.862453][  T344]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.862632][  T344]  ? __rtnl_newlink+0xa50/0xa50
[   31.862810][  T344]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   31.862984][  T344]  ? validate_chain+0x38b/0xc20
[   31.863257][  T344]  ? rtnl_link_fill+0x900/0x900
[   31.863438][  T344]  ? __lock_acquire+0x508/0xc10
[   31.863615][  T344]  ? lock_acquire.part.0+0xbc/0x260
[   31.863789][  T344]  ? find_held_lock+0x2b/0x80
[   31.864051][  T344]  netlink_rcv_skb+0x14e/0x3a0
[   31.864239][  T344]  ? rtnl_link_fill+0x900/0x900
[   31.864421][  T344]  ? netlink_ack+0xcd0/0xcd0
[   31.864598][  T344]  ? netlink_deliver_tap+0xc5/0x330
[   31.864853][  T344]  ? netlink_deliver_tap+0x13c/0x330
[   31.865028][  T344]  netlink_unicast+0x486/0x750
[   31.865219][  T344]  ? netlink_attachskb+0x810/0x810
[   31.865400][  T344]  ? __lock_acquire+0x508/0xc10
[   31.865660][  T344]  netlink_sendmsg+0x735/0xc60
[   31.865834][  T344]  ? netlink_unicast+0x750/0x750
[   31.866008][  T344]  ? __might_fault+0x97/0x140
[   31.866194][  T344]  ____sys_sendmsg+0x419/0x850
[   31.866460][  T344]  ? copy_msghdr_from_user+0x2a0/0x460
[   31.866638][  T344]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   31.866842][  T344]  ? move_addr_to_kernel+0x40/0x40
[   31.867019][  T344]  ___sys_sendmsg+0x14e/0x1d0
[   31.867293][  T344]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.867467][  T344]  ? copy_msghdr_from_user+0x460/0x460
[   31.867648][  T344]  ? lock_vma_under_rcu+0x159/0x410
[   31.867822][  T344]  __sys_sendmsg+0x145/0x1f0
[   31.868082][  T344]  ? __sys_sendmsg_sock+0x20/0x20
[   31.868271][  T344]  ? rcu_is_watching+0x15/0xd0
[   31.868451][  T344]  ? rcu_is_watching+0x15/0xd0
[   31.868624][  T344]  do_syscall_64+0x117/0xfc0
[   31.868882][  T344]  ? trace_hardirqs_off+0xd/0x30
[   31.869053][  T344]  ? exc_page_fault+0xee/0x100
[   31.869238][  T344]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   31.869451][  T344] RIP: 0033:0x7fbc5dfd808e
[   31.869720][  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
[   31.870317][  T344] RSP: 002b:00007ffc2af90ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.870555][  T344] RAX: ffffffffffffffda RBX: 00007ffc2af91258 RCX: 00007fbc5dfd808e
[   31.870792][  T344] RDX: 0000000000000000 RSI: 00007ffc2af90b60 RDI: 0000000000000005
[   31.871112][  T344] RBP: 00007ffc2af90ac0 R08: 0000000000000000 R09: 0000000000000000
[   31.871364][  T344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c544
[   31.871599][  T344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2af91230
[   31.871928][  T344]  </TASK>
[   31.872068][  T344] irq event stamp: 37003
[   31.872220][  T344] hardirqs last  enabled at (37015): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   31.872579][  T344] hardirqs last disabled at (37024): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   31.872844][  T344] softirqs last  enabled at (36176): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   31.873112][  T344] softirqs last disabled at (35653): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   31.873398][  T344] ---[ end trace 0000000000000000 ]---
[   31.912931][  T347] ------------[ cut here ]------------
[   31.913073][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/347
[   31.913640][  T347] Modules linked in:
[   31.913741][  T347] CPU: 3 UID: 0 PID: 347 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   31.913997][  T347] Tainted: [W]=WARN
[   31.914094][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.914301][  T347] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   31.914465][  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 48 ce f0 ff b9 a6 ff ff
[   31.914911][  T347] RSP: 0018:ffa0000000fd7020 EFLAGS: 00010286
[   31.915069][  T347] RAX: 00000000ffffffa6 RBX: ff1100000d6453c0 RCX: 1ff40000001fadca
[   31.915342][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d645470
[   31.915529][  T347] RBP: ff1100000d332000 R08: 1fe2200001ac8a8f R09: ff1100000bdf8b58
[   31.915722][  T347] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   31.915908][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.916094][  T347] FS:  00007f26e1ad0840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   31.916325][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.916483][  T347] CR2: 00007f26e1da01a0 CR3: 000000000c5ae001 CR4: 0000000000771ef0
[   31.916672][  T347] PKRU: 55555554
[   31.916765][  T347] Call Trace:
[   31.916859][  T347]  <TASK>
[   31.916923][  T347]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   31.917048][  T347]  rtmsg_ifinfo+0x5c/0xb0
[   31.917147][  T347]  ? mark_held_locks+0x40/0x70
[   31.917270][  T347]  __dev_notify_flags+0x1b8/0x280
[   31.917400][  T347]  ? netif_change_name+0x8c0/0x8c0
[   31.917525][  T347]  ? __dev_change_flags+0x4a4/0x6d0
[   31.917649][  T347]  ? netif_set_allmulti+0x2c0/0x2c0
[   31.917773][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.917898][  T347]  ? is_bpf_text_address+0x68/0x110
[   31.918025][  T347]  netif_change_flags+0xfe/0x190
[   31.918155][  T347]  ? unwind_get_return_address+0x67/0xd0
[   31.918285][  T347]  do_setlink.isra.0+0x1d25/0x2a60
[   31.918438][  T347]  ? rtnl_link_get_size+0x350/0x350
[   31.918563][  T347]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   31.918715][  T347]  ? rcu_read_lock_any_held+0x3c/0x90
[   31.918840][  T347]  ? validate_chain+0x38b/0xc20
[   31.918966][  T347]  ? rcu_read_lock_any_held+0x66/0x90
[   31.919090][  T347]  ? stack_depot_save_flags+0x367/0x770
[   31.919221][  T347]  ? __kernel_text_address+0x12/0x30
[   31.919350][  T347]  ? __lock_acquire+0x508/0xc10
[   31.919476][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   31.919599][  T347]  ? rtnl_newlink+0x883/0xee0
[   31.919724][  T347]  ? rcu_is_watching+0x15/0xd0
[   31.919850][  T347]  ? lock_acquire+0x134/0x160
[   31.919974][  T347]  ? rcu_is_watching+0x15/0xd0
[   31.920099][  T347]  ? rcu_is_watching+0x15/0xd0
[   31.920229][  T347]  ? trace_contention_end+0xb3/0x1a0
[   31.920357][  T347]  ? __mutex_lock+0x1db/0x2010
[   31.920483][  T347]  ? __mutex_lock+0x9b2/0x2010
[   31.920608][  T347]  ? rtnl_newlink+0x883/0xee0
[   31.920732][  T347]  ? ww_mutex_lock+0x160/0x160
[   31.920861][  T347]  ? __rtnl_newlink+0x3fa/0xa50
[   31.920988][  T347]  rtnl_newlink+0x8d1/0xee0
[   31.921116][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   31.921244][  T347]  ? find_held_lock+0x2b/0x80
[   31.921371][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   31.921496][  T347]  ? mark_usage+0x61/0x170
[   31.921621][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.921748][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   31.921871][  T347]  ? find_held_lock+0x2b/0x80
[   31.921995][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   31.922121][  T347]  ? __lock_release.isra.0+0x6b/0x1a0
[   31.922251][  T347]  ? __rtnl_newlink+0xa50/0xa50
[   31.922382][  T347]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   31.922507][  T347]  ? validate_chain+0x38b/0xc20
[   31.922631][  T347]  ? rtnl_link_fill+0x900/0x900
[   31.922755][  T347]  ? __lock_acquire+0x508/0xc10
[   31.922880][  T347]  ? lock_acquire.part.0+0xbc/0x260
[   31.923006][  T347]  ? find_held_lock+0x2b/0x80
[   31.923136][  T347]  netlink_rcv_skb+0x14e/0x3a0
[   31.923261][  T347]  ? rtnl_link_fill+0x900/0x900
[   31.923387][  T347]  ? netlink_ack+0xcd0/0xcd0
[   31.923515][  T347]  ? netlink_deliver_tap+0xc5/0x330
[   31.923638][  T347]  ? netlink_deliver_tap+0x13c/0x330
[   31.923765][  T347]  netlink_unicast+0x486/0x750
[   31.923891][  T347]  ? netlink_attachskb+0x810/0x810
[   31.924019][  T347]  ? __lock_acquire+0x508/0xc10
[   31.924150][  T347]  netlink_sendmsg+0x735/0xc60
[   31.924276][  T347]  ? netlink_unicast+0x750/0x750
[   31.924407][  T347]  ? __might_fault+0x97/0x140
[   31.924532][  T347]  ____sys_sendmsg+0x419/0x850
[   31.924657][  T347]  ? copy_msghdr_from_user+0x2a0/0x460
[   31.924780][  T347]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   31.924935][  T347]  ? move_addr_to_kernel+0x40/0x40
[   31.925062][  T347]  ? stack_depot_save_flags+0x367/0x770
[   31.925192][  T347]  ? validate_chain+0x38b/0xc20
[   31.925322][  T347]  ___sys_sendmsg+0x14e/0x1d0
[   31.925448][  T347]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   31.925604][  T347]  ? copy_msghdr_from_user+0x460/0x460
[   31.925740][  T347]  __sys_sendmsg+0x145/0x1f0
[   31.925865][  T347]  ? __sys_sendmsg_sock+0x20/0x20
[   31.925989][  T347]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   31.926149][  T347]  ? do_raw_spin_unlock+0x59/0x250
[   31.926273][  T347]  ? rcu_is_watching+0x15/0xd0
[   31.926403][  T347]  do_syscall_64+0x117/0xfc0
[   31.926527][  T347]  ? trace_hardirqs_off+0xd/0x30
[   31.926650][  T347]  ? exc_page_fault+0xee/0x100
[   31.926774][  T347]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   31.926929][  T347] RIP: 0033:0x7f26e1d0a08e
[   31.927060][  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
[   31.927510][  T347] RSP: 002b:00007ffe5ad5fcf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.927698][  T347] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f26e1d0a08e
[   31.927884][  T347] RDX: 0000000000000000 RSI: 00007ffe5ad5fda0 RDI: 0000000000000005
[   31.928069][  T347] RBP: 00007ffe5ad5fd00 R08: 0000000000000000 R09: 0000000000000000
[   31.928258][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c544
[   31.928448][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5ad60470
[   31.928642][  T347]  </TASK>
[   31.928735][  T347] irq event stamp: 22219
[   31.928829][  T347] hardirqs last  enabled at (22227): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   31.929045][  T347] hardirqs last disabled at (22234): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   31.929261][  T347] softirqs last  enabled at (21450): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   31.929483][  T347] softirqs last disabled at (21445): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   31.929698][  T347] ---[ end trace 0000000000000000 ]---
[   47.255710][  T444] ------------[ cut here ]------------
[   47.255882][  T444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/444
[   47.256113][  T444] Modules linked in:
[   47.256278][  T444] CPU: 0 UID: 0 PID: 444 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.256539][  T444] Tainted: [W]=WARN
[   47.256634][  T444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.256793][  T444] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.256960][  T444] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   47.257469][  T444] RSP: 0018:ffa0000000a67020 EFLAGS: 00010286
[   47.257630][  T444] RAX: 00000000ffffffa6 RBX: ff1100000d644040 RCX: 1ff400000014cdca
[   47.257871][  T444] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6440f0
[   47.258059][  T444] RBP: ff1100000d332000 R08: 1fe2200001ac881f R09: ff11000009825158
[   47.258312][  T444] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   47.258505][  T444] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.258693][  T444] FS:  00007fabf2833840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   47.258915][  T444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.259074][  T444] CR2: 000000003e742988 CR3: 000000000d7ad004 CR4: 0000000000771ef0
[   47.259320][  T444] PKRU: 55555554
[   47.259419][  T444] Call Trace:
[   47.259516][  T444]  <TASK>
[   47.259581][  T444]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.259712][  T444]  rtmsg_ifinfo+0x5c/0xb0
[   47.259807][  T444]  ? mark_held_locks+0x40/0x70
[   47.259937][  T444]  __dev_notify_flags+0x1b8/0x280
[   47.260064][  T444]  ? netif_change_name+0x8c0/0x8c0
[   47.260244][  T444]  ? __dev_change_flags+0x288/0x6d0
[   47.260371][  T444]  ? netif_set_allmulti+0x2c0/0x2c0
[   47.260506][  T444]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.260634][  T444]  ? is_bpf_text_address+0x68/0x110
[   47.260764][  T444]  netif_change_flags+0xfe/0x190
[   47.260891][  T444]  ? unwind_get_return_address+0x67/0xd0
[   47.261019][  T444]  do_setlink.isra.0+0x1d25/0x2a60
[   47.261202][  T444]  ? rtnl_link_get_size+0x350/0x350
[   47.261329][  T444]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   47.261490][  T444]  ? rcu_read_lock_any_held+0x3c/0x90
[   47.261614][  T444]  ? validate_chain+0x38b/0xc20
[   47.261739][  T444]  ? rcu_read_lock_any_held+0x66/0x90
[   47.261866][  T444]  ? stack_depot_save_flags+0x367/0x770
[   47.261993][  T444]  ? __kernel_text_address+0x12/0x30
[   47.262123][  T444]  ? __lock_acquire+0x508/0xc10
[   47.262313][  T444]  ? lock_acquire.part.0+0xbc/0x260
[   47.262443][  T444]  ? rtnl_newlink+0x883/0xee0
[   47.262569][  T444]  ? rcu_is_watching+0x15/0xd0
[   47.262695][  T444]  ? lock_acquire+0x134/0x160
[   47.262821][  T444]  ? rcu_is_watching+0x15/0xd0
[   47.262944][  T444]  ? rcu_is_watching+0x15/0xd0
[   47.263070][  T444]  ? trace_contention_end+0xb3/0x1a0
[   47.263218][  T444]  ? __mutex_lock+0x1db/0x2010
[   47.263346][  T444]  ? __mutex_lock+0x9b2/0x2010
[   47.263477][  T444]  ? rtnl_newlink+0x883/0xee0
[   47.263604][  T444]  ? ww_mutex_lock+0x160/0x160
[   47.263731][  T444]  ? __rtnl_newlink+0x3fa/0xa50
[   47.263858][  T444]  rtnl_newlink+0x8d1/0xee0
[   47.263984][  T444]  ? lock_acquire.part.0+0xbc/0x260
[   47.264108][  T444]  ? find_held_lock+0x2b/0x80
[   47.264238][  T444]  ? __rtnl_newlink+0xa50/0xa50
[   47.264364][  T444]  ? mark_usage+0x61/0x170
[   47.264491][  T444]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.264619][  T444]  ? lock_acquire.part.0+0xbc/0x260
[   47.264743][  T444]  ? find_held_lock+0x2b/0x80
[   47.264868][  T444]  ? __rtnl_newlink+0xa50/0xa50
[   47.264995][  T444]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.265122][  T444]  ? __rtnl_newlink+0xa50/0xa50
[   47.265252][  T444]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   47.265377][  T444]  ? validate_chain+0x38b/0xc20
[   47.265507][  T444]  ? rtnl_link_fill+0x900/0x900
[   47.265632][  T444]  ? __lock_acquire+0x508/0xc10
[   47.265762][  T444]  ? lock_acquire.part.0+0xbc/0x260
[   47.265890][  T444]  ? find_held_lock+0x2b/0x80
[   47.266017][  T444]  netlink_rcv_skb+0x14e/0x3a0
[   47.266148][  T444]  ? rtnl_link_fill+0x900/0x900
[   47.266278][  T444]  ? netlink_ack+0xcd0/0xcd0
[   47.266413][  T444]  ? netlink_deliver_tap+0xc5/0x330
[   47.266538][  T444]  ? netlink_deliver_tap+0x13c/0x330
[   47.266666][  T444]  netlink_unicast+0x486/0x750
[   47.266795][  T444]  ? netlink_attachskb+0x810/0x810
[   47.266920][  T444]  ? __lock_acquire+0x508/0xc10
[   47.267048][  T444]  netlink_sendmsg+0x735/0xc60
[   47.267182][  T444]  ? netlink_unicast+0x750/0x750
[   47.267307][  T444]  ? __might_fault+0x97/0x140
[   47.267438][  T444]  ____sys_sendmsg+0x419/0x850
[   47.267564][  T444]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.267688][  T444]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.267846][  T444]  ? move_addr_to_kernel+0x40/0x40
[   47.267973][  T444]  ? stack_depot_save_flags+0x367/0x770
[   47.268099][  T444]  ? validate_chain+0x38b/0xc20
[   47.268234][  T444]  ___sys_sendmsg+0x14e/0x1d0
[   47.268361][  T444]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   47.268525][  T444]  ? copy_msghdr_from_user+0x460/0x460
[   47.268663][  T444]  __sys_sendmsg+0x145/0x1f0
[   47.268791][  T444]  ? __sys_sendmsg_sock+0x20/0x20
[   47.268917][  T444]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   47.269076][  T444]  ? do_raw_spin_unlock+0x59/0x250
[   47.269206][  T444]  ? rcu_is_watching+0x15/0xd0
[   47.269331][  T444]  do_syscall_64+0x117/0xfc0
[   47.269464][  T444]  ? trace_hardirqs_off+0xd/0x30
[   47.269589][  T444]  ? exc_page_fault+0xee/0x100
[   47.269716][  T444]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.269874][  T444] RIP: 0033:0x7fabf2a6d08e
[   47.270006][  T444] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.270458][  T444] RSP: 002b:00007ffed6ab6390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.270650][  T444] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fabf2a6d08e
[   47.270840][  T444] RDX: 0000000000000000 RSI: 00007ffed6ab6440 RDI: 0000000000000005
[   47.271028][  T444] RBP: 00007ffed6ab63a0 R08: 0000000000000000 R09: 0000000000000000
[   47.271220][  T444] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c553
[   47.271412][  T444] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed6ab6b10
[   47.271606][  T444]  </TASK>
[   47.271702][  T444] irq event stamp: 23009
[   47.271797][  T444] hardirqs last  enabled at (23017): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   47.272016][  T444] hardirqs last disabled at (23024): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   47.272238][  T444] softirqs last  enabled at (22504): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   47.272459][  T444] softirqs last disabled at (22471): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   47.272762][  T444] ---[ end trace 0000000000000000 ]---
[   47.302566][  T445] ------------[ cut here ]------------
[   47.302746][  T445] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/445
[   47.303008][  T445] Modules linked in:
[   47.303165][  T445] CPU: 2 UID: 0 PID: 445 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.303461][  T445] Tainted: [W]=WARN
[   47.303602][  T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.303804][  T445] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.304010][  T445] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   47.305160][  T445] RSP: 0018:ffa0000000f57190 EFLAGS: 00010286
[   47.305379][  T445] RAX: 00000000ffffffa6 RBX: ff1100000d62f9c0 RCX: 1ff40000001eadf8
[   47.305612][  T445] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d62fa70
[   47.305838][  T445] RBP: ff1100000d332000 R08: 1fe2200001ac5f4f R09: ff11000009820b58
[   47.306069][  T445] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.306309][  T445] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.306546][  T445] FS:  00007f41af451840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   47.306817][  T445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.307019][  T445] CR2: 00007f41af7211a0 CR3: 000000000d15f002 CR4: 0000000000771ef0
[   47.307258][  T445] PKRU: 55555554
[   47.307396][  T445] Call Trace:
[   47.307543][  T445]  <TASK>
[   47.307653][  T445]  unregister_netdevice_many_notify+0xce3/0x1b30
[   47.307857][  T445]  ? unregister_netdevice_queued+0x80/0x80
[   47.308053][  T445]  ? mutex_is_locked+0x1c/0x50
[   47.308236][  T445]  ? rtnl_is_locked+0x15/0x20
[   47.308403][  T445]  ? unregister_netdevice_queue+0x6a/0x470
[   47.308610][  T445]  ? mark_usage+0x61/0x170
[   47.308781][  T445]  rtnl_dellink+0x4a0/0xae0
[   47.308949][  T445]  ? lock_acquire.part.0+0xbc/0x260
[   47.309115][  T445]  ? find_held_lock+0x2b/0x80
[   47.309296][  T445]  ? rtnl_mdb_del+0x580/0x580
[   47.309474][  T445]  ? mark_usage+0x61/0x170
[   47.309643][  T445]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.309829][  T445]  ? lock_acquire.part.0+0xbc/0x260
[   47.309995][  T445]  ? find_held_lock+0x2b/0x80
[   47.310176][  T445]  ? mark_usage+0x61/0x170
[   47.310344][  T445]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.310518][  T445]  ? __lock_acquire+0x508/0xc10
[   47.310684][  T445]  ? bpf_address_lookup+0x202/0x290
[   47.310857][  T445]  ? lock_acquire.part.0+0xbc/0x260
[   47.311023][  T445]  ? find_held_lock+0x2b/0x80
[   47.311204][  T445]  ? rtnl_mdb_del+0x580/0x580
[   47.311370][  T445]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.311545][  T445]  ? rtnl_mdb_del+0x580/0x580
[   47.311714][  T445]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   47.311882][  T445]  ? validate_chain+0x38b/0xc20
[   47.312052][  T445]  ? rtnl_link_fill+0x900/0x900
[   47.312232][  T445]  ? __lock_acquire+0x508/0xc10
[   47.312401][  T445]  ? lock_acquire.part.0+0xbc/0x260
[   47.312574][  T445]  ? find_held_lock+0x2b/0x80
[   47.312744][  T445]  netlink_rcv_skb+0x14e/0x3a0
[   47.312912][  T445]  ? rtnl_link_fill+0x900/0x900
[   47.313080][  T445]  ? netlink_ack+0xcd0/0xcd0
[   47.313261][  T445]  ? netlink_deliver_tap+0xc5/0x330
[   47.313436][  T445]  ? netlink_deliver_tap+0x13c/0x330
[   47.313604][  T445]  netlink_unicast+0x486/0x750
[   47.313774][  T445]  ? netlink_attachskb+0x810/0x810
[   47.313940][  T445]  ? __lock_acquire+0x508/0xc10
[   47.314108][  T445]  netlink_sendmsg+0x735/0xc60
[   47.314289][  T445]  ? netlink_unicast+0x750/0x750
[   47.314464][  T445]  ? __might_fault+0x97/0x140
[   47.314639][  T445]  ____sys_sendmsg+0x419/0x850
[   47.314809][  T445]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.314976][  T445]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.315184][  T445]  ? move_addr_to_kernel+0x40/0x40
[   47.315352][  T445]  ? stack_depot_save_flags+0x367/0x770
[   47.315527][  T445]  ? validate_chain+0x38b/0xc20
[   47.315697][  T445]  ___sys_sendmsg+0x14e/0x1d0
[   47.315866][  T445]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   47.316063][  T445]  ? copy_msghdr_from_user+0x460/0x460
[   47.316251][  T445]  __sys_sendmsg+0x145/0x1f0
[   47.316425][  T445]  ? __sys_sendmsg_sock+0x20/0x20
[   47.316592][  T445]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   47.316791][  T445]  ? do_raw_spin_unlock+0x59/0x250
[   47.316957][  T445]  ? rcu_is_watching+0x15/0xd0
[   47.317140][  T445]  do_syscall_64+0x117/0xfc0
[   47.317308][  T445]  ? trace_hardirqs_off+0xd/0x30
[   47.317480][  T445]  ? exc_page_fault+0xee/0x100
[   47.317649][  T445]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.317846][  T445] RIP: 0033:0x7f41af68b08e
[   47.318019][  T445] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.318510][  T445] RSP: 002b:00007fffcae78320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.318738][  T445] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f41af68b08e
[   47.318962][  T445] RDX: 0000000000000000 RSI: 00007fffcae783d0 RDI: 0000000000000005
[   47.319199][  T445] RBP: 00007fffcae78330 R08: 0000000000000000 R09: 0000000000000000
[   47.319432][  T445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c553
[   47.319658][  T445] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcae78aa0
[   47.319889][  T445]  </TASK>
[   47.320025][  T445] irq event stamp: 18971
[   47.320174][  T445] hardirqs last  enabled at (18983): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   47.320440][  T445] hardirqs last disabled at (18992): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   47.320694][  T445] softirqs last  enabled at (18152): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   47.320948][  T445] softirqs last disabled at (18119): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   47.321214][  T445] ---[ end trace 0000000000000000 ]---
[   47.321429][  T445] bond0 (unregistering): Released all slaves
[   47.383559][  T446] ------------[ cut here ]------------
[   47.383714][  T446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/446
[   47.383961][  T446] Modules linked in:
[   47.384072][  T446] CPU: 0 UID: 0 PID: 446 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.384360][  T446] Tainted: [W]=WARN
[   47.384474][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.384645][  T446] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.384823][  T446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   47.385314][  T446] RSP: 0018:ffa0000001467028 EFLAGS: 00010286
[   47.385492][  T446] RAX: 00000000ffffffa6 RBX: ff11000002426940 RCX: 1ff400000028cdcb
[   47.385697][  T446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000024269f0
[   47.385902][  T446] RBP: ff11000004baa000 R08: 1fe2200000484d3f R09: ff110000095d0b80
[   47.386105][  T446] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   47.386317][  T446] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   47.386526][  T446] FS:  00007fbe2562b840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   47.386765][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.386938][  T446] CR2: 000000000043f600 CR3: 000000000d551006 CR4: 0000000000771ef0
[   47.387149][  T446] PKRU: 55555554
[   47.387254][  T446] Call Trace:
[   47.387357][  T446]  <TASK>
[   47.387433][  T446]  ? rcu_is_watching+0x15/0xd0
[   47.387570][  T446]  rtnetlink_event+0xe0/0x1f0
[   47.387708][  T446]  notifier_call_chain+0xb0/0x320
[   47.387849][  T446]  netdev_update_features+0xa9/0xb0
[   47.387985][  T446]  ? netdev_sync_lower_features+0x5c0/0x5c0
[   47.388162][  T446]  bond_option_mode_set+0x316/0x500
[   47.388301][  T446]  __bond_opt_set+0x1b1/0x390
[   47.388441][  T446]  ? pcpu_alloc+0x11/0x440
[   47.388578][  T446]  bond_changelink+0x17c/0x23f0
[   47.388714][  T446]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.388850][  T446]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[   47.389019][  T446]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   47.389193][  T446]  ? __debug_object_init+0x2b7/0x3b0
[   47.389331][  T446]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   47.389473][  T446]  ? debug_object_assert_init+0x340/0x340
[   47.389608][  T446]  ? __queue_work+0x31a/0xc00
[   47.389749][  T446]  ? lockdep_init_map_type+0x5d/0x250
[   47.389886][  T446]  ? timer_init_key+0x10d/0x280
[   47.390026][  T446]  bond_newlink+0x9e/0xf0
[   47.390135][  T446]  rtnl_newlink_create+0x2da/0x8c0
[   47.390278][  T446]  ? rtnl_create_link+0xf20/0xf20
[   47.390419][  T446]  ? __dev_get_by_name+0x12/0x50
[   47.390559][  T446]  ? rtnl_dev_get+0xd7/0x170
[   47.390702][  T446]  __rtnl_newlink+0x22b/0xa50
[   47.390843][  T446]  rtnl_newlink+0x8d1/0xee0
[   47.390981][  T446]  ? lock_acquire.part.0+0xbc/0x260
[   47.391118][  T446]  ? find_held_lock+0x2b/0x80
[   47.391260][  T446]  ? __rtnl_newlink+0xa50/0xa50
[   47.391399][  T446]  ? mark_usage+0x61/0x170
[   47.391545][  T446]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.391689][  T446]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.391827][  T446]  ? __rtnl_newlink+0xa50/0xa50
[   47.391966][  T446]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   47.392103][  T446]  ? validate_chain+0x38b/0xc20
[   47.392244][  T446]  ? rtnl_link_fill+0x900/0x900
[   47.392382][  T446]  ? __lock_acquire+0x508/0xc10
[   47.392526][  T446]  ? lock_acquire.part.0+0xbc/0x260
[   47.392663][  T446]  ? find_held_lock+0x2b/0x80
[   47.392802][  T446]  netlink_rcv_skb+0x14e/0x3a0
[   47.392941][  T446]  ? rtnl_link_fill+0x900/0x900
[   47.393079][  T446]  ? netlink_ack+0xcd0/0xcd0
[   47.393225][  T446]  ? netlink_deliver_tap+0xc5/0x330
[   47.393362][  T446]  ? netlink_deliver_tap+0x13c/0x330
[   47.393508][  T446]  netlink_unicast+0x486/0x750
[   47.393647][  T446]  ? netlink_attachskb+0x810/0x810
[   47.393786][  T446]  ? __lock_acquire+0x508/0xc10
[   47.393924][  T446]  netlink_sendmsg+0x735/0xc60
[   47.394063][  T446]  ? netlink_unicast+0x750/0x750
[   47.394207][  T446]  ? __might_fault+0x97/0x140
[   47.394349][  T446]  ____sys_sendmsg+0x419/0x850
[   47.394492][  T446]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.394632][  T446]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.394802][  T446]  ? move_addr_to_kernel+0x40/0x40
[   47.394944][  T446]  ___sys_sendmsg+0x14e/0x1d0
[   47.395080][  T446]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.395222][  T446]  ? copy_msghdr_from_user+0x460/0x460
[   47.395368][  T446]  ? lock_vma_under_rcu+0x159/0x410
[   47.395514][  T446]  __sys_sendmsg+0x145/0x1f0
[   47.395653][  T446]  ? __sys_sendmsg_sock+0x20/0x20
[   47.395793][  T446]  ? rcu_is_watching+0x15/0xd0
[   47.395930][  T446]  ? rcu_is_watching+0x15/0xd0
[   47.396068][  T446]  do_syscall_64+0x117/0xfc0
[   47.396209][  T446]  ? trace_hardirqs_off+0xd/0x30
[   47.396346][  T446]  ? exc_page_fault+0xee/0x100
[   47.396489][  T446]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.396660][  T446] RIP: 0033:0x7fbe2586508e
[   47.396804][  T446] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.397287][  T446] RSP: 002b:00007ffe8044efb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.397497][  T446] RAX: ffffffffffffffda RBX: 00007ffe8044f758 RCX: 00007fbe2586508e
[   47.397700][  T446] RDX: 0000000000000000 RSI: 00007ffe8044f060 RDI: 0000000000000005
[   47.397902][  T446] RBP: 00007ffe8044efc0 R08: 0000000000000000 R09: 0000000000000000
[   47.398104][  T446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c553
[   47.398309][  T446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8044f730
[   47.398523][  T446]  </TASK>
[   47.398625][  T446] irq event stamp: 26753
[   47.398727][  T446] hardirqs last  enabled at (26761): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   47.398964][  T446] hardirqs last disabled at (26768): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   47.399216][  T446] softirqs last  enabled at (26794): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   47.399457][  T446] softirqs last disabled at (26777): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   47.399692][  T446] ---[ end trace 0000000000000000 ]---
[   47.400012][  T446] ------------[ cut here ]------------
[   47.400151][  T446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/446
[   47.400381][  T446] Modules linked in:
[   47.400487][  T446] CPU: 0 UID: 0 PID: 446 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.400754][  T446] Tainted: [W]=WARN
[   47.400855][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.401020][  T446] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.401719][  T446] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   47.402189][  T446] RSP: 0018:ffa00000014671b0 EFLAGS: 00010286
[   47.402356][  T446] RAX: 00000000ffffffa6 RBX: ff11000002426c40 RCX: 1ff400000028cdfc
[   47.402556][  T446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002426cf0
[   47.402754][  T446] RBP: ff11000004baa000 R08: 1fe2200000484d9f R09: ff110000095d0b80
[   47.402952][  T446] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.403155][  T446] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[   47.403353][  T446] FS:  00007fbe2562b840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   47.403591][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.403757][  T446] CR2: 000000000043f600 CR3: 000000000d551006 CR4: 0000000000771ef0
[   47.403956][  T446] PKRU: 55555554
[   47.404055][  T446] Call Trace:
[   47.404160][  T446]  <TASK>
[   47.404228][  T446]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.404362][  T446]  ? lockdep_hardirqs_on+0x8c/0x130
[   47.404499][  T446]  rtmsg_ifinfo+0x5c/0xb0
[   47.404600][  T446]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   47.404731][  T446]  __dev_notify_flags+0x1b8/0x280
[   47.404866][  T446]  ? netif_change_name+0x8c0/0x8c0
[   47.404999][  T446]  ? __queue_work+0x31a/0xc00
[   47.405137][  T446]  ? lockdep_init_map_type+0x5d/0x250
[   47.405271][  T446]  ? timer_init_key+0x10d/0x280
[   47.405405][  T446]  rtnl_configure_link+0x1ac/0x390
[   47.405542][  T446]  ? bond_newlink+0x9e/0xf0
[   47.405763][  T446]  rtnl_newlink_create+0x353/0x8c0
[   47.405897][  T446]  ? rtnl_create_link+0xf20/0xf20
[   47.406028][  T446]  ? __dev_get_by_name+0x12/0x50
[   47.406165][  T446]  ? rtnl_dev_get+0xd7/0x170
[   47.406390][  T446]  __rtnl_newlink+0x22b/0xa50
[   47.406532][  T446]  rtnl_newlink+0x8d1/0xee0
[   47.406664][  T446]  ? lock_acquire.part.0+0xbc/0x260
[   47.406795][  T446]  ? find_held_lock+0x2b/0x80
[   47.407012][  T446]  ? __rtnl_newlink+0xa50/0xa50
[   47.407149][  T446]  ? mark_usage+0x61/0x170
[   47.407281][  T446]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.407418][  T446]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.407639][  T446]  ? __rtnl_newlink+0xa50/0xa50
[   47.407772][  T446]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   47.407901][  T446]  ? validate_chain+0x38b/0xc20
[   47.408031][  T446]  ? rtnl_link_fill+0x900/0x900
[   47.408254][  T446]  ? __lock_acquire+0x508/0xc10
[   47.408387][  T446]  ? lock_acquire.part.0+0xbc/0x260
[   47.408519][  T446]  ? find_held_lock+0x2b/0x80
[   47.408652][  T446]  netlink_rcv_skb+0x14e/0x3a0
[   47.408872][  T446]  ? rtnl_link_fill+0x900/0x900
[   47.409001][  T446]  ? netlink_ack+0xcd0/0xcd0
[   47.409138][  T446]  ? netlink_deliver_tap+0xc5/0x330
[   47.409268][  T446]  ? netlink_deliver_tap+0x13c/0x330
[   47.409401][  T446]  netlink_unicast+0x486/0x750
[   47.409536][  T446]  ? netlink_attachskb+0x810/0x810
[   47.409667][  T446]  ? __lock_acquire+0x508/0xc10
[   47.409799][  T446]  netlink_sendmsg+0x735/0xc60
[   47.409931][  T446]  ? netlink_unicast+0x750/0x750
[   47.410063][  T446]  ? __might_fault+0x97/0x140
[   47.410202][  T446]  ____sys_sendmsg+0x419/0x850
[   47.410332][  T446]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.410468][  T446]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.410631][  T446]  ? move_addr_to_kernel+0x40/0x40
[   47.410766][  T446]  ___sys_sendmsg+0x14e/0x1d0
[   47.410898][  T446]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.411029][  T446]  ? copy_msghdr_from_user+0x460/0x460
[   47.411175][  T446]  ? lock_vma_under_rcu+0x159/0x410
[   47.411308][  T446]  __sys_sendmsg+0x145/0x1f0
[   47.411444][  T446]  ? __sys_sendmsg_sock+0x20/0x20
[   47.411581][  T446]  ? rcu_is_watching+0x15/0xd0
[   47.411714][  T446]  ? rcu_is_watching+0x15/0xd0
[   47.411849][  T446]  do_syscall_64+0x117/0xfc0
[   47.411981][  T446]  ? trace_hardirqs_off+0xd/0x30
[   47.412112][  T446]  ? exc_page_fault+0xee/0x100
[   47.412251][  T446]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.412419][  T446] RIP: 0033:0x7fbe2586508e
[   47.412557][  T446] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.413023][  T446] RSP: 002b:00007ffe8044efb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.413228][  T446] RAX: ffffffffffffffda RBX: 00007ffe8044f758 RCX: 00007fbe2586508e
[   47.413426][  T446] RDX: 0000000000000000 RSI: 00007ffe8044f060 RDI: 0000000000000005
[   47.413623][  T446] RBP: 00007ffe8044efc0 R08: 0000000000000000 R09: 0000000000000000
[   47.413821][  T446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c553
[   47.414017][  T446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8044f730
[   47.414225][  T446]  </TASK>
[   47.414324][  T446] irq event stamp: 28533
[   47.414428][  T446] hardirqs last  enabled at (28541): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   47.414659][  T446] hardirqs last disabled at (28548): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   47.414886][  T446] softirqs last  enabled at (27860): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   47.415115][  T446] softirqs last disabled at (27035): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   47.415350][  T446] ---[ end trace 0000000000000000 ]---
[   47.457121][  T449] ------------[ cut here ]------------
[   47.457277][  T449] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/449
[   47.457508][  T449] Modules linked in:
[   47.457612][  T449] CPU: 0 UID: 0 PID: 449 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   47.457880][  T449] Tainted: [W]=WARN
[   47.457977][  T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.458148][  T449] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   47.458317][  T449] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   47.458773][  T449] RSP: 0018:ffa0000000a67020 EFLAGS: 00010286
[   47.458934][  T449] RAX: 00000000ffffffa6 RBX: ff11000002427540 RCX: 1ff400000014cdca
[   47.459124][  T449] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000024275f0
[   47.459320][  T449] RBP: ff11000004baa000 R08: 1fe2200000484ebf R09: ff1100000f0cae58
[   47.459513][  T449] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   47.459700][  T449] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.459891][  T449] FS:  00007fabd9035840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   47.460114][  T449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.460367][  T449] CR2: 00000000074a2988 CR3: 000000000d3cb004 CR4: 0000000000771ef0
[   47.460561][  T449] PKRU: 55555554
[   47.460655][  T449] Call Trace:
[   47.460750][  T449]  <TASK>
[   47.460815][  T449]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   47.460947][  T449]  rtmsg_ifinfo+0x5c/0xb0
[   47.461042][  T449]  ? mark_held_locks+0x40/0x70
[   47.461254][  T449]  __dev_notify_flags+0x1b8/0x280
[   47.461382][  T449]  ? netif_change_name+0x8c0/0x8c0
[   47.461510][  T449]  ? __dev_change_flags+0x4a4/0x6d0
[   47.461637][  T449]  ? netif_set_allmulti+0x2c0/0x2c0
[   47.461763][  T449]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.461892][  T449]  ? is_bpf_text_address+0x68/0x110
[   47.462022][  T449]  netif_change_flags+0xfe/0x190
[   47.462227][  T449]  ? unwind_get_return_address+0x67/0xd0
[   47.462356][  T449]  do_setlink.isra.0+0x1d25/0x2a60
[   47.462574][  T449]  ? rtnl_link_get_size+0x350/0x350
[   47.462703][  T449]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   47.462865][  T449]  ? rcu_read_lock_any_held+0x3c/0x90
[   47.462993][  T449]  ? validate_chain+0x38b/0xc20
[   47.463120][  T449]  ? rcu_read_lock_any_held+0x66/0x90
[   47.463335][  T449]  ? stack_depot_save_flags+0x367/0x770
[   47.463469][  T449]  ? __kernel_text_address+0x12/0x30
[   47.463597][  T449]  ? __lock_acquire+0x508/0xc10
[   47.463727][  T449]  ? lock_acquire.part.0+0xbc/0x260
[   47.463855][  T449]  ? rtnl_newlink+0x883/0xee0
[   47.463983][  T449]  ? rcu_is_watching+0x15/0xd0
[   47.464111][  T449]  ? lock_acquire+0x134/0x160
[   47.464316][  T449]  ? rcu_is_watching+0x15/0xd0
[   47.464447][  T449]  ? rcu_is_watching+0x15/0xd0
[   47.464573][  T449]  ? trace_contention_end+0xb3/0x1a0
[   47.464700][  T449]  ? __mutex_lock+0x1db/0x2010
[   47.464828][  T449]  ? __mutex_lock+0x9b2/0x2010
[   47.464956][  T449]  ? rtnl_newlink+0x883/0xee0
[   47.465085][  T449]  ? ww_mutex_lock+0x160/0x160
[   47.465291][  T449]  ? __rtnl_newlink+0x3fa/0xa50
[   47.465424][  T449]  rtnl_newlink+0x8d1/0xee0
[   47.465553][  T449]  ? lock_acquire.part.0+0xbc/0x260
[   47.465680][  T449]  ? find_held_lock+0x2b/0x80
[   47.465808][  T449]  ? __rtnl_newlink+0xa50/0xa50
[   47.465935][  T449]  ? mark_usage+0x61/0x170
[   47.466063][  T449]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.466249][  T449]  ? lock_acquire.part.0+0xbc/0x260
[   47.466375][  T449]  ? find_held_lock+0x2b/0x80
[   47.466505][  T449]  ? __rtnl_newlink+0xa50/0xa50
[   47.466632][  T449]  ? __lock_release.isra.0+0x6b/0x1a0
[   47.466761][  T449]  ? __rtnl_newlink+0xa50/0xa50
[   47.466888][  T449]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   47.467016][  T449]  ? validate_chain+0x38b/0xc20
[   47.467198][  T449]  ? rtnl_link_fill+0x900/0x900
[   47.467325][  T449]  ? __lock_acquire+0x508/0xc10
[   47.467457][  T449]  ? lock_acquire.part.0+0xbc/0x260
[   47.467584][  T449]  ? find_held_lock+0x2b/0x80
[   47.467715][  T449]  netlink_rcv_skb+0x14e/0x3a0
[   47.467843][  T449]  ? rtnl_link_fill+0x900/0x900
[   47.467970][  T449]  ? netlink_ack+0xcd0/0xcd0
[   47.468105][  T449]  ? netlink_deliver_tap+0xc5/0x330
[   47.468285][  T449]  ? netlink_deliver_tap+0x13c/0x330
[   47.468420][  T449]  netlink_unicast+0x486/0x750
[   47.468551][  T449]  ? netlink_attachskb+0x810/0x810
[   47.468680][  T449]  ? __lock_acquire+0x508/0xc10
[   47.468811][  T449]  netlink_sendmsg+0x735/0xc60
[   47.468940][  T449]  ? netlink_unicast+0x750/0x750
[   47.469070][  T449]  ? __might_fault+0x97/0x140
[   47.469249][  T449]  ____sys_sendmsg+0x419/0x850
[   47.469377][  T449]  ? copy_msghdr_from_user+0x2a0/0x460
[   47.469507][  T449]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   47.469664][  T449]  ? move_addr_to_kernel+0x40/0x40
[   47.469791][  T449]  ? stack_depot_save_flags+0x367/0x770
[   47.469917][  T449]  ? validate_chain+0x38b/0xc20
[   47.470046][  T449]  ___sys_sendmsg+0x14e/0x1d0
[   47.470178][  T449]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   47.470337][  T449]  ? copy_msghdr_from_user+0x460/0x460
[   47.470481][  T449]  __sys_sendmsg+0x145/0x1f0
[   47.470608][  T449]  ? __sys_sendmsg_sock+0x20/0x20
[   47.470734][  T449]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   47.470893][  T449]  ? do_raw_spin_unlock+0x59/0x250
[   47.471020][  T449]  ? rcu_is_watching+0x15/0xd0
[   47.471154][  T449]  do_syscall_64+0x117/0xfc0
[   47.471281][  T449]  ? trace_hardirqs_off+0xd/0x30
[   47.471413][  T449]  ? exc_page_fault+0xee/0x100
[   47.471540][  T449]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   47.471696][  T449] RIP: 0033:0x7fabd926f08e
[   47.471828][  T449] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   47.472283][  T449] RSP: 002b:00007ffe29bd33a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.472478][  T449] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fabd926f08e
[   47.472668][  T449] RDX: 0000000000000000 RSI: 00007ffe29bd3450 RDI: 0000000000000005
[   47.472859][  T449] RBP: 00007ffe29bd33b0 R08: 0000000000000000 R09: 0000000000000000
[   47.473050][  T449] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c553
[   47.473245][  T449] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29bd3b20
[   47.473445][  T449]  </TASK>
[   47.473541][  T449] irq event stamp: 18199
[   47.473637][  T449] hardirqs last  enabled at (18207): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   47.473859][  T449] hardirqs last disabled at (18214): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   47.474080][  T449] softirqs last  enabled at (17966): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   47.474305][  T449] softirqs last disabled at (17885): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   47.474530][  T449] ---[ end trace 0000000000000000 ]---
[   62.654322][  T543] ------------[ cut here ]------------
[   62.654506][  T543] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/543
[   62.654746][  T543] Modules linked in:
[   62.654854][  T543] CPU: 0 UID: 0 PID: 543 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   62.655126][  T543] Tainted: [W]=WARN
[   62.655233][  T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.655396][  T543] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   62.655576][  T543] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   62.656038][  T543] RSP: 0018:ffa00000017c7020 EFLAGS: 00010286
[   62.656209][  T543] RAX: 00000000ffffffa6 RBX: ff11000002426940 RCX: 1ff40000002f8dca
[   62.656407][  T543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000024269f0
[   62.656611][  T543] RBP: ff11000004baa000 R08: 1fe2200000484d3f R09: ff1100000c455158
[   62.656804][  T543] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   62.657010][  T543] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   62.657217][  T543] FS:  00007fb07eab0840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   62.657448][  T543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.657619][  T543] CR2: 00007fb07ed801a0 CR3: 0000000001dff005 CR4: 0000000000771ef0
[   62.657817][  T543] PKRU: 55555554
[   62.657916][  T543] Call Trace:
[   62.658014][  T543]  <TASK>
[   62.658083][  T543]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   62.658224][  T543]  rtmsg_ifinfo+0x5c/0xb0
[   62.658323][  T543]  __dev_notify_flags+0x1b8/0x280
[   62.658455][  T543]  ? __local_bh_enable_ip+0xa5/0x140
[   62.658591][  T543]  ? netif_change_name+0x8c0/0x8c0
[   62.658723][  T543]  ? __dev_change_flags+0x288/0x6d0
[   62.658852][  T543]  ? netif_set_allmulti+0x2c0/0x2c0
[   62.658983][  T543]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.659114][  T543]  ? is_bpf_text_address+0x68/0x110
[   62.659255][  T543]  netif_change_flags+0xfe/0x190
[   62.659386][  T543]  ? unwind_get_return_address+0x67/0xd0
[   62.659515][  T543]  do_setlink.isra.0+0x1d25/0x2a60
[   62.659652][  T543]  ? rtnl_link_get_size+0x350/0x350
[   62.659783][  T543]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   62.659948][  T543]  ? rcu_read_lock_any_held+0x3c/0x90
[   62.660079][  T543]  ? validate_chain+0x38b/0xc20
[   62.660214][  T543]  ? rcu_read_lock_any_held+0x66/0x90
[   62.660344][  T543]  ? stack_depot_save_flags+0x367/0x770
[   62.660477][  T543]  ? __kernel_text_address+0x12/0x30
[   62.660613][  T543]  ? __lock_acquire+0x508/0xc10
[   62.660744][  T543]  ? lock_acquire.part.0+0xbc/0x260
[   62.660875][  T543]  ? rtnl_newlink+0x883/0xee0
[   62.661006][  T543]  ? rcu_is_watching+0x15/0xd0
[   62.661228][  T543]  ? lock_acquire+0x134/0x160
[   62.661359][  T543]  ? rcu_is_watching+0x15/0xd0
[   62.661490][  T543]  ? rcu_is_watching+0x15/0xd0
[   62.661623][  T543]  ? trace_contention_end+0xb3/0x1a0
[   62.661753][  T543]  ? __mutex_lock+0x1db/0x2010
[   62.661884][  T543]  ? __mutex_lock+0x9b2/0x2010
[   62.662014][  T543]  ? rtnl_newlink+0x883/0xee0
[   62.662226][  T543]  ? ww_mutex_lock+0x160/0x160
[   62.662434][  T543]  ? __rtnl_newlink+0x3fa/0xa50
[   62.662572][  T543]  rtnl_newlink+0x8d1/0xee0
[   62.662704][  T543]  ? lock_acquire.part.0+0xbc/0x260
[   62.662836][  T543]  ? find_held_lock+0x2b/0x80
[   62.662967][  T543]  ? __rtnl_newlink+0xa50/0xa50
[   62.663096][  T543]  ? mark_usage+0x61/0x170
[   62.663324][  T543]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.663459][  T543]  ? lock_acquire.part.0+0xbc/0x260
[   62.663593][  T543]  ? find_held_lock+0x2b/0x80
[   62.663723][  T543]  ? __rtnl_newlink+0xa50/0xa50
[   62.663853][  T543]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.663984][  T543]  ? __rtnl_newlink+0xa50/0xa50
[   62.664204][  T543]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   62.664340][  T543]  ? validate_chain+0x38b/0xc20
[   62.664471][  T543]  ? rtnl_link_fill+0x900/0x900
[   62.664607][  T543]  ? __lock_acquire+0x508/0xc10
[   62.664740][  T543]  ? lock_acquire.part.0+0xbc/0x260
[   62.664870][  T543]  ? find_held_lock+0x2b/0x80
[   62.665002][  T543]  netlink_rcv_skb+0x14e/0x3a0
[   62.665200][  T543]  ? rtnl_link_fill+0x900/0x900
[   62.665332][  T543]  ? netlink_ack+0xcd0/0xcd0
[   62.665468][  T543]  ? netlink_deliver_tap+0xc5/0x330
[   62.665604][  T543]  ? netlink_deliver_tap+0x13c/0x330
[   62.665737][  T543]  netlink_unicast+0x486/0x750
[   62.665869][  T543]  ? netlink_attachskb+0x810/0x810
[   62.666000][  T543]  ? __lock_acquire+0x508/0xc10
[   62.666210][  T543]  netlink_sendmsg+0x735/0xc60
[   62.666344][  T543]  ? netlink_unicast+0x750/0x750
[   62.666478][  T543]  ? __might_fault+0x97/0x140
[   62.666621][  T543]  ____sys_sendmsg+0x419/0x850
[   62.666754][  T543]  ? copy_msghdr_from_user+0x2a0/0x460
[   62.666884][  T543]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   62.667046][  T543]  ? move_addr_to_kernel+0x40/0x40
[   62.667235][  T543]  ? stack_depot_save_flags+0x367/0x770
[   62.667366][  T543]  ? validate_chain+0x38b/0xc20
[   62.667498][  T543]  ___sys_sendmsg+0x14e/0x1d0
[   62.667632][  T543]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   62.667795][  T543]  ? copy_msghdr_from_user+0x460/0x460
[   62.667939][  T543]  __sys_sendmsg+0x145/0x1f0
[   62.668070][  T543]  ? __sys_sendmsg_sock+0x20/0x20
[   62.668255][  T543]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   62.668423][  T543]  ? do_raw_spin_unlock+0x59/0x250
[   62.668561][  T543]  ? rcu_is_watching+0x15/0xd0
[   62.668695][  T543]  do_syscall_64+0x117/0xfc0
[   62.668827][  T543]  ? trace_hardirqs_off+0xd/0x30
[   62.668956][  T543]  ? exc_page_fault+0xee/0x100
[   62.669086][  T543]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   62.669306][  T543] RIP: 0033:0x7fb07ecea08e
[   62.669444][  T543] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   62.669915][  T543] RSP: 002b:00007ffeb38bfb30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.670116][  T543] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb07ecea08e
[   62.670328][  T543] RDX: 0000000000000000 RSI: 00007ffeb38bfbe0 RDI: 0000000000000005
[   62.670614][  T543] RBP: 00007ffeb38bfb40 R08: 0000000000000000 R09: 0000000000000000
[   62.670809][  T543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c563
[   62.671006][  T543] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb38c02b0
[   62.671300][  T543]  </TASK>
[   62.671400][  T543] irq event stamp: 18425
[   62.671497][  T543] hardirqs last  enabled at (18433): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   62.671816][  T543] hardirqs last disabled at (18440): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   62.672040][  T543] softirqs last  enabled at (18380): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   62.672360][  T543] softirqs last disabled at (18355): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   62.672590][  T543] ---[ end trace 0000000000000000 ]---
[   62.704102][  T544] ------------[ cut here ]------------
[   62.704267][  T544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/544
[   62.704493][  T544] Modules linked in:
[   62.704600][  T544] CPU: 3 UID: 0 PID: 544 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   62.704853][  T544] Tainted: [W]=WARN
[   62.704948][  T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.705105][  T544] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   62.705278][  T544] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   62.705728][  T544] RSP: 0018:ffa0000001847190 EFLAGS: 00010286
[   62.705886][  T544] RAX: 00000000ffffffa6 RBX: ff1100000f0210c0 RCX: 1ff4000000308df8
[   62.706072][  T544] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f021170
[   62.706270][  T544] RBP: ff11000004baa000 R08: 1fe2200001e0422f R09: ff1100000cacd158
[   62.706460][  T544] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   62.706647][  T544] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   62.706831][  T544] FS:  00007facd3d25840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   62.707049][  T544] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.707212][  T544] CR2: 0000000010815988 CR3: 000000000f342003 CR4: 0000000000771ef0
[   62.707398][  T544] PKRU: 55555554
[   62.707491][  T544] Call Trace:
[   62.707589][  T544]  <TASK>
[   62.707653][  T544]  unregister_netdevice_many_notify+0xce3/0x1b30
[   62.707811][  T544]  ? unregister_netdevice_queued+0x80/0x80
[   62.707966][  T544]  ? mutex_is_locked+0x1c/0x50
[   62.708091][  T544]  ? rtnl_is_locked+0x15/0x20
[   62.708219][  T544]  ? unregister_netdevice_queue+0x6a/0x470
[   62.708375][  T544]  ? mark_usage+0x61/0x170
[   62.708500][  T544]  rtnl_dellink+0x4a0/0xae0
[   62.708630][  T544]  ? lock_acquire.part.0+0xbc/0x260
[   62.708753][  T544]  ? find_held_lock+0x2b/0x80
[   62.708875][  T544]  ? rtnl_mdb_del+0x580/0x580
[   62.708999][  T544]  ? mark_usage+0x61/0x170
[   62.709121][  T544]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.709268][  T544]  ? lock_acquire.part.0+0xbc/0x260
[   62.709391][  T544]  ? find_held_lock+0x2b/0x80
[   62.709515][  T544]  ? mark_usage+0x61/0x170
[   62.709642][  T544]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.709766][  T544]  ? __lock_acquire+0x508/0xc10
[   62.709891][  T544]  ? bpf_address_lookup+0x202/0x290
[   62.710015][  T544]  ? lock_acquire.part.0+0xbc/0x260
[   62.710140][  T544]  ? find_held_lock+0x2b/0x80
[   62.710262][  T544]  ? rtnl_mdb_del+0x580/0x580
[   62.710384][  T544]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.710508][  T544]  ? rtnl_mdb_del+0x580/0x580
[   62.710636][  T544]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   62.710763][  T544]  ? validate_chain+0x38b/0xc20
[   62.710885][  T544]  ? rtnl_link_fill+0x900/0x900
[   62.711006][  T544]  ? __lock_acquire+0x508/0xc10
[   62.711134][  T544]  ? lock_acquire.part.0+0xbc/0x260
[   62.711256][  T544]  ? find_held_lock+0x2b/0x80
[   62.711378][  T544]  netlink_rcv_skb+0x14e/0x3a0
[   62.711501][  T544]  ? rtnl_link_fill+0x900/0x900
[   62.711640][  T544]  ? netlink_ack+0xcd0/0xcd0
[   62.711767][  T544]  ? netlink_deliver_tap+0xc5/0x330
[   62.711888][  T544]  ? netlink_deliver_tap+0x13c/0x330
[   62.712011][  T544]  netlink_unicast+0x486/0x750
[   62.712139][  T544]  ? netlink_attachskb+0x810/0x810
[   62.712272][  T544]  ? __lock_acquire+0x508/0xc10
[   62.712399][  T544]  netlink_sendmsg+0x735/0xc60
[   62.712523][  T544]  ? netlink_unicast+0x750/0x750
[   62.712654][  T544]  ? __might_fault+0x97/0x140
[   62.712780][  T544]  ____sys_sendmsg+0x419/0x850
[   62.712902][  T544]  ? copy_msghdr_from_user+0x2a0/0x460
[   62.713023][  T544]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   62.713262][  T544]  ? move_addr_to_kernel+0x40/0x40
[   62.713385][  T544]  ? stack_depot_save_flags+0x367/0x770
[   62.713506][  T544]  ? validate_chain+0x38b/0xc20
[   62.713633][  T544]  ___sys_sendmsg+0x14e/0x1d0
[   62.713757][  T544]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   62.713913][  T544]  ? copy_msghdr_from_user+0x460/0x460
[   62.714049][  T544]  __sys_sendmsg+0x145/0x1f0
[   62.714244][  T544]  ? __sys_sendmsg_sock+0x20/0x20
[   62.714367][  T544]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   62.714525][  T544]  ? do_raw_spin_unlock+0x59/0x250
[   62.714653][  T544]  ? rcu_is_watching+0x15/0xd0
[   62.714778][  T544]  do_syscall_64+0x117/0xfc0
[   62.714904][  T544]  ? trace_hardirqs_off+0xd/0x30
[   62.715028][  T544]  ? exc_page_fault+0xee/0x100
[   62.715213][  T544]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   62.715448][  T544] RIP: 0033:0x7facd3f5f08e
[   62.715585][  T544] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   62.716030][  T544] RSP: 002b:00007fffdcfb02d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.716298][  T544] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007facd3f5f08e
[   62.716483][  T544] RDX: 0000000000000000 RSI: 00007fffdcfb0380 RDI: 0000000000000005
[   62.716673][  T544] RBP: 00007fffdcfb02e0 R08: 0000000000000000 R09: 0000000000000000
[   62.716857][  T544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c563
[   62.717039][  T544] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdcfb0a50
[   62.717272][  T544]  </TASK>
[   62.717365][  T544] irq event stamp: 24585
[   62.717458][  T544] hardirqs last  enabled at (24593): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   62.717681][  T544] hardirqs last disabled at (24600): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   62.717898][  T544] softirqs last  enabled at (24574): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   62.718112][  T544] softirqs last disabled at (24501): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   62.718337][  T544] ---[ end trace 0000000000000000 ]---
[   62.718493][  T544] bond0 (unregistering): Released all slaves
[   62.787069][  T545] ------------[ cut here ]------------
[   62.787239][  T545] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/545
[   62.787485][  T545] Modules linked in:
[   62.787599][  T545] CPU: 0 UID: 0 PID: 545 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   62.787873][  T545] Tainted: [W]=WARN
[   62.787978][  T545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.788156][  T545] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   62.788333][  T545] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   62.788813][  T545] RSP: 0018:ffa0000001417028 EFLAGS: 00010286
[   62.788985][  T545] RAX: 00000000ffffffa6 RBX: ff11000004bce040 RCX: 1ff4000000282dcb
[   62.789192][  T545] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bce0f0
[   62.789392][  T545] RBP: ff1100000c4fa000 R08: 1fe2200000979c1f R09: ff1100000cacae80
[   62.789597][  T545] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   62.789797][  T545] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   62.789999][  T545] FS:  00007f69c35d8840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   62.790243][  T545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.790415][  T545] CR2: 00007f69c394d040 CR3: 000000000bea7001 CR4: 0000000000771ef0
[   62.790620][  T545] PKRU: 55555554
[   62.790722][  T545] Call Trace:
[   62.790824][  T545]  <TASK>
[   62.790895][  T545]  ? rcu_is_watching+0x15/0xd0
[   62.791031][  T545]  rtnetlink_event+0xe0/0x1f0
[   62.791173][  T545]  notifier_call_chain+0xb0/0x320
[   62.791314][  T545]  netdev_update_features+0xa9/0xb0
[   62.791451][  T545]  ? netdev_sync_lower_features+0x5c0/0x5c0
[   62.791626][  T545]  bond_option_mode_set+0x316/0x500
[   62.791765][  T545]  __bond_opt_set+0x1b1/0x390
[   62.791907][  T545]  ? pcpu_alloc+0x11/0x440
[   62.792045][  T545]  bond_changelink+0x17c/0x23f0
[   62.792190][  T545]  ? lockdep_hardirqs_on+0x8c/0x130
[   62.792329][  T545]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[   62.792497][  T545]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   62.792670][  T545]  ? __debug_object_init+0x2b7/0x3b0
[   62.792807][  T545]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   62.792942][  T545]  ? debug_object_assert_init+0x340/0x340
[   62.793075][  T545]  ? preempt_schedule_notrace_thunk+0x16/0x30
[   62.793312][  T545]  ? lockdep_init_map_type+0x5d/0x250
[   62.793448][  T545]  ? timer_init_key+0x10d/0x280
[   62.793589][  T545]  bond_newlink+0x9e/0xf0
[   62.793692][  T545]  rtnl_newlink_create+0x2da/0x8c0
[   62.793829][  T545]  ? rtnl_create_link+0xf20/0xf20
[   62.793964][  T545]  ? __dev_get_by_name+0x12/0x50
[   62.794100][  T545]  ? rtnl_dev_get+0xd7/0x170
[   62.794303][  T545]  __rtnl_newlink+0x22b/0xa50
[   62.794443][  T545]  rtnl_newlink+0x8d1/0xee0
[   62.794582][  T545]  ? lock_acquire.part.0+0xbc/0x260
[   62.794716][  T545]  ? find_held_lock+0x2b/0x80
[   62.794851][  T545]  ? __rtnl_newlink+0xa50/0xa50
[   62.794985][  T545]  ? mark_usage+0x61/0x170
[   62.795122][  T545]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.795319][  T545]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.795455][  T545]  ? __rtnl_newlink+0xa50/0xa50
[   62.795593][  T545]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   62.795728][  T545]  ? validate_chain+0x38b/0xc20
[   62.795875][  T545]  ? rtnl_link_fill+0x900/0x900
[   62.796010][  T545]  ? __lock_acquire+0x508/0xc10
[   62.796211][  T545]  ? lock_acquire.part.0+0xbc/0x260
[   62.796344][  T545]  ? find_held_lock+0x2b/0x80
[   62.796479][  T545]  netlink_rcv_skb+0x14e/0x3a0
[   62.796619][  T545]  ? rtnl_link_fill+0x900/0x900
[   62.796755][  T545]  ? netlink_ack+0xcd0/0xcd0
[   62.796893][  T545]  ? netlink_deliver_tap+0xc5/0x330
[   62.797027][  T545]  ? netlink_deliver_tap+0x13c/0x330
[   62.797223][  T545]  netlink_unicast+0x486/0x750
[   62.797361][  T545]  ? netlink_attachskb+0x810/0x810
[   62.797496][  T545]  ? __lock_acquire+0x508/0xc10
[   62.797636][  T545]  netlink_sendmsg+0x735/0xc60
[   62.797772][  T545]  ? netlink_unicast+0x750/0x750
[   62.797908][  T545]  ? __might_fault+0x97/0x140
[   62.798044][  T545]  ____sys_sendmsg+0x419/0x850
[   62.798242][  T545]  ? copy_msghdr_from_user+0x2a0/0x460
[   62.798377][  T545]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   62.798548][  T545]  ? move_addr_to_kernel+0x40/0x40
[   62.798687][  T545]  ___sys_sendmsg+0x14e/0x1d0
[   62.798820][  T545]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.798954][  T545]  ? copy_msghdr_from_user+0x460/0x460
[   62.799097][  T545]  ? lock_vma_under_rcu+0x159/0x410
[   62.799293][  T545]  __sys_sendmsg+0x145/0x1f0
[   62.799428][  T545]  ? __sys_sendmsg_sock+0x20/0x20
[   62.799569][  T545]  ? rcu_is_watching+0x15/0xd0
[   62.799702][  T545]  ? rcu_is_watching+0x15/0xd0
[   62.799837][  T545]  do_syscall_64+0x117/0xfc0
[   62.799973][  T545]  ? trace_hardirqs_off+0xd/0x30
[   62.800108][  T545]  ? exc_page_fault+0xee/0x100
[   62.800302][  T545]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   62.800469][  T545] RIP: 0033:0x7f69c381208e
[   62.800616][  T545] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   62.801106][  T545] RSP: 002b:00007ffd495aa650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.801368][  T545] RAX: ffffffffffffffda RBX: 00007ffd495aadf8 RCX: 00007f69c381208e
[   62.801589][  T545] RDX: 0000000000000000 RSI: 00007ffd495aa700 RDI: 0000000000000005
[   62.801790][  T545] RBP: 00007ffd495aa660 R08: 0000000000000000 R09: 0000000000000000
[   62.801991][  T545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c563
[   62.802254][  T545] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd495aadd0
[   62.802462][  T545]  </TASK>
[   62.802566][  T545] irq event stamp: 26471
[   62.802667][  T545] hardirqs last  enabled at (26479): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   62.802903][  T545] hardirqs last disabled at (26486): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   62.803194][  T545] softirqs last  enabled at (26586): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   62.803429][  T545] softirqs last disabled at (26495): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   62.803667][  T545] ---[ end trace 0000000000000000 ]---
[   62.804061][  T545] ------------[ cut here ]------------
[   62.804212][  T545] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/545
[   62.804439][  T545] Modules linked in:
[   62.804548][  T545] CPU: 1 UID: 0 PID: 545 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   62.804812][  T545] Tainted: [W]=WARN
[   62.804910][  T545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.805073][  T545] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   62.805250][  T545] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   62.805713][  T545] RSP: 0018:ffa00000014171b0 EFLAGS: 00010286
[   62.805895][  T545] RAX: 00000000ffffffa6 RBX: ff11000004bce340 RCX: 1ff4000000282dfc
[   62.806087][  T545] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bce3f0
[   62.806289][  T545] RBP: ff1100000c4fa000 R08: 1fe2200000979c7f R09: ff1100000cacae80
[   62.806481][  T545] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   62.806677][  T545] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[   62.806870][  T545] FS:  00007f69c35d8840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   62.807100][  T545] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.807273][  T545] CR2: 00007facd3df2574 CR3: 000000000bea7004 CR4: 0000000000771ef0
[   62.807467][  T545] PKRU: 55555554
[   62.807570][  T545] Call Trace:
[   62.807667][  T545]  <TASK>
[   62.807735][  T545]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   62.807866][  T545]  ? lockdep_hardirqs_on+0x8c/0x130
[   62.807998][  T545]  rtmsg_ifinfo+0x5c/0xb0
[   62.808096][  T545]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   62.808232][  T545]  __dev_notify_flags+0x1b8/0x280
[   62.808363][  T545]  ? netif_change_name+0x8c0/0x8c0
[   62.808498][  T545]  ? lockdep_init_map_type+0x5d/0x250
[   62.808633][  T545]  ? timer_init_key+0x10d/0x280
[   62.808764][  T545]  rtnl_configure_link+0x1ac/0x390
[   62.808894][  T545]  ? bond_newlink+0x9e/0xf0
[   62.809023][  T545]  rtnl_newlink_create+0x353/0x8c0
[   62.809159][  T545]  ? rtnl_create_link+0xf20/0xf20
[   62.809289][  T545]  ? __dev_get_by_name+0x12/0x50
[   62.809419][  T545]  ? rtnl_dev_get+0xd7/0x170
[   62.809556][  T545]  __rtnl_newlink+0x22b/0xa50
[   62.809690][  T545]  rtnl_newlink+0x8d1/0xee0
[   62.809820][  T545]  ? lock_acquire.part.0+0xbc/0x260
[   62.809949][  T545]  ? find_held_lock+0x2b/0x80
[   62.810077][  T545]  ? __rtnl_newlink+0xa50/0xa50
[   62.810211][  T545]  ? mark_usage+0x61/0x170
[   62.810338][  T545]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.810470][  T545]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.810606][  T545]  ? __rtnl_newlink+0xa50/0xa50
[   62.810734][  T545]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   62.810865][  T545]  ? validate_chain+0x38b/0xc20
[   62.810995][  T545]  ? rtnl_link_fill+0x900/0x900
[   62.811122][  T545]  ? __lock_acquire+0x508/0xc10
[   62.811260][  T545]  ? lock_acquire.part.0+0xbc/0x260
[   62.811388][  T545]  ? find_held_lock+0x2b/0x80
[   62.811517][  T545]  netlink_rcv_skb+0x14e/0x3a0
[   62.811651][  T545]  ? rtnl_link_fill+0x900/0x900
[   62.811779][  T545]  ? netlink_ack+0xcd0/0xcd0
[   62.811914][  T545]  ? netlink_deliver_tap+0xc5/0x330
[   62.812041][  T545]  ? netlink_deliver_tap+0x13c/0x330
[   62.812174][  T545]  netlink_unicast+0x486/0x750
[   62.812304][  T545]  ? netlink_attachskb+0x810/0x810
[   62.812434][  T545]  ? __lock_acquire+0x508/0xc10
[   62.812569][  T545]  netlink_sendmsg+0x735/0xc60
[   62.812700][  T545]  ? netlink_unicast+0x750/0x750
[   62.812831][  T545]  ? __might_fault+0x97/0x140
[   62.812965][  T545]  ____sys_sendmsg+0x419/0x850
[   62.813096][  T545]  ? copy_msghdr_from_user+0x2a0/0x460
[   62.813232][  T545]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   62.813394][  T545]  ? move_addr_to_kernel+0x40/0x40
[   62.813529][  T545]  ___sys_sendmsg+0x14e/0x1d0
[   62.813664][  T545]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.813795][  T545]  ? copy_msghdr_from_user+0x460/0x460
[   62.813936][  T545]  ? lock_vma_under_rcu+0x159/0x410
[   62.814069][  T545]  __sys_sendmsg+0x145/0x1f0
[   62.814204][  T545]  ? __sys_sendmsg_sock+0x20/0x20
[   62.814339][  T545]  ? rcu_is_watching+0x15/0xd0
[   62.814470][  T545]  ? rcu_is_watching+0x15/0xd0
[   62.814604][  T545]  do_syscall_64+0x117/0xfc0
[   62.814734][  T545]  ? trace_hardirqs_off+0xd/0x30
[   62.814866][  T545]  ? exc_page_fault+0xee/0x100
[   62.814998][  T545]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   62.815167][  T545] RIP: 0033:0x7f69c381208e
[   62.815304][  T545] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   62.815774][  T545] RSP: 002b:00007ffd495aa650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.815973][  T545] RAX: ffffffffffffffda RBX: 00007ffd495aadf8 RCX: 00007f69c381208e
[   62.816176][  T545] RDX: 0000000000000000 RSI: 00007ffd495aa700 RDI: 0000000000000005
[   62.816372][  T545] RBP: 00007ffd495aa660 R08: 0000000000000000 R09: 0000000000000000
[   62.816572][  T545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c563
[   62.816771][  T545] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd495aadd0
[   62.816975][  T545]  </TASK>
[   62.817073][  T545] irq event stamp: 27507
[   62.817175][  T545] hardirqs last  enabled at (27523): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   62.817404][  T545] hardirqs last disabled at (27530): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   62.817638][  T545] softirqs last  enabled at (27520): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   62.817867][  T545] softirqs last disabled at (27515): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   62.818093][  T545] ---[ end trace 0000000000000000 ]---
[   62.863768][  T548] ------------[ cut here ]------------
[   62.863920][  T548] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/548
[   62.864667][  T548] Modules linked in:
[   62.864776][  T548] CPU: 0 UID: 0 PID: 548 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   62.865040][  T548] Tainted: [W]=WARN
[   62.865194][  T548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.865411][  T548] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   62.865584][  T548] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   62.866045][  T548] RSP: 0018:ffa0000001867020 EFLAGS: 00010286
[   62.866266][  T548] RAX: 00000000ffffffa6 RBX: ff11000004bcec40 RCX: 1ff400000030cdca
[   62.866460][  T548] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bcecf0
[   62.866660][  T548] RBP: ff1100000c4fa000 R08: 1fe2200000979d9f R09: ff11000009822e58
[   62.866852][  T548] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   62.867044][  T548] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   62.867299][  T548] FS:  00007ff190bbe840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   62.867529][  T548] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.867697][  T548] CR2: 0000000037d4c988 CR3: 000000000d7dd006 CR4: 0000000000771ef0
[   62.867894][  T548] PKRU: 55555554
[   62.867991][  T548] Call Trace:
[   62.868089][  T548]  <TASK>
[   62.868213][  T548]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   62.868346][  T548]  rtmsg_ifinfo+0x5c/0xb0
[   62.868447][  T548]  ? mark_held_locks+0x40/0x70
[   62.868582][  T548]  __dev_notify_flags+0x1b8/0x280
[   62.868714][  T548]  ? netif_change_name+0x8c0/0x8c0
[   62.868844][  T548]  ? __dev_change_flags+0x4a4/0x6d0
[   62.868975][  T548]  ? netif_set_allmulti+0x2c0/0x2c0
[   62.869105][  T548]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.869291][  T548]  ? is_bpf_text_address+0x68/0x110
[   62.869480][  T548]  netif_change_flags+0xfe/0x190
[   62.869613][  T548]  ? unwind_get_return_address+0x67/0xd0
[   62.869745][  T548]  do_setlink.isra.0+0x1d25/0x2a60
[   62.869878][  T548]  ? rtnl_link_get_size+0x350/0x350
[   62.870011][  T548]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   62.870229][  T548]  ? rcu_read_lock_any_held+0x3c/0x90
[   62.870359][  T548]  ? validate_chain+0x38b/0xc20
[   62.870490][  T548]  ? rcu_read_lock_any_held+0x66/0x90
[   62.870623][  T548]  ? stack_depot_save_flags+0x367/0x770
[   62.870754][  T548]  ? __kernel_text_address+0x12/0x30
[   62.870886][  T548]  ? __lock_acquire+0x508/0xc10
[   62.871017][  T548]  ? lock_acquire.part.0+0xbc/0x260
[   62.871205][  T548]  ? rtnl_newlink+0x883/0xee0
[   62.871336][  T548]  ? rcu_is_watching+0x15/0xd0
[   62.871467][  T548]  ? lock_acquire+0x134/0x160
[   62.871601][  T548]  ? rcu_is_watching+0x15/0xd0
[   62.871731][  T548]  ? rcu_is_watching+0x15/0xd0
[   62.871861][  T548]  ? trace_contention_end+0xb3/0x1a0
[   62.871991][  T548]  ? __mutex_lock+0x1db/0x2010
[   62.872120][  T548]  ? __mutex_lock+0x9b2/0x2010
[   62.872307][  T548]  ? rtnl_newlink+0x883/0xee0
[   62.872439][  T548]  ? ww_mutex_lock+0x160/0x160
[   62.872577][  T548]  ? __rtnl_newlink+0x3fa/0xa50
[   62.872709][  T548]  rtnl_newlink+0x8d1/0xee0
[   62.872840][  T548]  ? lock_acquire.part.0+0xbc/0x260
[   62.872968][  T548]  ? find_held_lock+0x2b/0x80
[   62.873097][  T548]  ? __rtnl_newlink+0xa50/0xa50
[   62.873283][  T548]  ? mark_usage+0x61/0x170
[   62.873413][  T548]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.873550][  T548]  ? lock_acquire.part.0+0xbc/0x260
[   62.873680][  T548]  ? find_held_lock+0x2b/0x80
[   62.873809][  T548]  ? __rtnl_newlink+0xa50/0xa50
[   62.873939][  T548]  ? __lock_release.isra.0+0x6b/0x1a0
[   62.874070][  T548]  ? __rtnl_newlink+0xa50/0xa50
[   62.874259][  T548]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   62.874390][  T548]  ? validate_chain+0x38b/0xc20
[   62.874519][  T548]  ? rtnl_link_fill+0x900/0x900
[   62.874653][  T548]  ? __lock_acquire+0x508/0xc10
[   62.874783][  T548]  ? lock_acquire.part.0+0xbc/0x260
[   62.874911][  T548]  ? find_held_lock+0x2b/0x80
[   62.875040][  T548]  netlink_rcv_skb+0x14e/0x3a0
[   62.875225][  T548]  ? rtnl_link_fill+0x900/0x900
[   62.875356][  T548]  ? netlink_ack+0xcd0/0xcd0
[   62.875488][  T548]  ? netlink_deliver_tap+0xc5/0x330
[   62.875620][  T548]  ? netlink_deliver_tap+0x13c/0x330
[   62.875751][  T548]  netlink_unicast+0x486/0x750
[   62.875881][  T548]  ? netlink_attachskb+0x810/0x810
[   62.876009][  T548]  ? __lock_acquire+0x508/0xc10
[   62.876194][  T548]  netlink_sendmsg+0x735/0xc60
[   62.876323][  T548]  ? netlink_unicast+0x750/0x750
[   62.876453][  T548]  ? __might_fault+0x97/0x140
[   62.876589][  T548]  ____sys_sendmsg+0x419/0x850
[   62.876723][  T548]  ? copy_msghdr_from_user+0x2a0/0x460
[   62.876850][  T548]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   62.877008][  T548]  ? move_addr_to_kernel+0x40/0x40
[   62.877194][  T548]  ? stack_depot_save_flags+0x367/0x770
[   62.877323][  T548]  ? validate_chain+0x38b/0xc20
[   62.877453][  T548]  ___sys_sendmsg+0x14e/0x1d0
[   62.877584][  T548]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   62.877746][  T548]  ? copy_msghdr_from_user+0x460/0x460
[   62.877887][  T548]  __sys_sendmsg+0x145/0x1f0
[   62.878016][  T548]  ? __sys_sendmsg_sock+0x20/0x20
[   62.878200][  T548]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   62.878364][  T548]  ? do_raw_spin_unlock+0x59/0x250
[   62.878495][  T548]  ? rcu_is_watching+0x15/0xd0
[   62.878630][  T548]  do_syscall_64+0x117/0xfc0
[   62.878762][  T548]  ? trace_hardirqs_off+0xd/0x30
[   62.878890][  T548]  ? exc_page_fault+0xee/0x100
[   62.879021][  T548]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   62.879239][  T548] RIP: 0033:0x7ff190df808e
[   62.879375][  T548] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   62.879839][  T548] RSP: 002b:00007ffc61296070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.880033][  T548] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff190df808e
[   62.880284][  T548] RDX: 0000000000000000 RSI: 00007ffc61296120 RDI: 0000000000000005
[   62.880477][  T548] RBP: 00007ffc61296080 R08: 0000000000000000 R09: 0000000000000000
[   62.880674][  T548] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c563
[   62.880870][  T548] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc612967f0
[   62.881069][  T548]  </TASK>
[   62.881223][  T548] irq event stamp: 21437
[   62.881320][  T548] hardirqs last  enabled at (21445): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   62.881547][  T548] hardirqs last disabled at (21452): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   62.881772][  T548] softirqs last  enabled at (21434): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   62.881997][  T548] softirqs last disabled at (21341): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   62.882276][  T548] ---[ end trace 0000000000000000 ]---
[   78.236558][  T645] ------------[ cut here ]------------
[   78.236734][  T645] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/645
[   78.236968][  T645] Modules linked in:
[   78.237071][  T645] CPU: 0 UID: 0 PID: 645 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.237339][  T645] Tainted: [W]=WARN
[   78.237435][  T645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.237593][  T645] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.237768][  T645] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   78.238228][  T645] RSP: 0018:ffa0000001857020 EFLAGS: 00010286
[   78.238389][  T645] RAX: 00000000ffffffa6 RBX: ff11000004bce640 RCX: 1ff400000030adca
[   78.238580][  T645] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bce6f0
[   78.238773][  T645] RBP: ff1100000c4fa000 R08: 1fe2200000979cdf R09: ff1100000f162e58
[   78.238958][  T645] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   78.239150][  T645] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.239339][  T645] FS:  00007fbad5e07840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   78.239563][  T645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.239727][  T645] CR2: 000000003d44b988 CR3: 000000000f2a3002 CR4: 0000000000771ef0
[   78.239915][  T645] PKRU: 55555554
[   78.240009][  T645] Call Trace:
[   78.240103][  T645]  <TASK>
[   78.240174][  T645]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.240303][  T645]  rtmsg_ifinfo+0x5c/0xb0
[   78.240400][  T645]  __dev_notify_flags+0x1b8/0x280
[   78.240526][  T645]  ? __local_bh_enable_ip+0xa5/0x140
[   78.240654][  T645]  ? netif_change_name+0x8c0/0x8c0
[   78.240785][  T645]  ? __dev_change_flags+0x288/0x6d0
[   78.240910][  T645]  ? netif_set_allmulti+0x2c0/0x2c0
[   78.241038][  T645]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.241170][  T645]  ? is_bpf_text_address+0x68/0x110
[   78.241301][  T645]  netif_change_flags+0xfe/0x190
[   78.241427][  T645]  ? unwind_get_return_address+0x67/0xd0
[   78.241552][  T645]  do_setlink.isra.0+0x1d25/0x2a60
[   78.241687][  T645]  ? rtnl_link_get_size+0x350/0x350
[   78.241813][  T645]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.241969][  T645]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.242095][  T645]  ? validate_chain+0x38b/0xc20
[   78.242280][  T645]  ? rcu_read_lock_any_held+0x66/0x90
[   78.242407][  T645]  ? stack_depot_save_flags+0x367/0x770
[   78.242535][  T645]  ? __kernel_text_address+0x12/0x30
[   78.242666][  T645]  ? __lock_acquire+0x508/0xc10
[   78.242795][  T645]  ? lock_acquire.part.0+0xbc/0x260
[   78.242921][  T645]  ? rtnl_newlink+0x883/0xee0
[   78.243048][  T645]  ? rcu_is_watching+0x15/0xd0
[   78.243239][  T645]  ? lock_acquire+0x134/0x160
[   78.243365][  T645]  ? rcu_is_watching+0x15/0xd0
[   78.243490][  T645]  ? rcu_is_watching+0x15/0xd0
[   78.243615][  T645]  ? trace_contention_end+0xb3/0x1a0
[   78.243746][  T645]  ? __mutex_lock+0x1db/0x2010
[   78.243871][  T645]  ? __mutex_lock+0x9b2/0x2010
[   78.243997][  T645]  ? rtnl_newlink+0x883/0xee0
[   78.244124][  T645]  ? ww_mutex_lock+0x160/0x160
[   78.244415][  T645]  ? __rtnl_newlink+0x3fa/0xa50
[   78.244543][  T645]  rtnl_newlink+0x8d1/0xee0
[   78.244671][  T645]  ? lock_acquire.part.0+0xbc/0x260
[   78.244795][  T645]  ? find_held_lock+0x2b/0x80
[   78.244918][  T645]  ? __rtnl_newlink+0xa50/0xa50
[   78.245045][  T645]  ? mark_usage+0x61/0x170
[   78.245242][  T645]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.245370][  T645]  ? lock_acquire.part.0+0xbc/0x260
[   78.245495][  T645]  ? find_held_lock+0x2b/0x80
[   78.245620][  T645]  ? __rtnl_newlink+0xa50/0xa50
[   78.245750][  T645]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.245876][  T645]  ? __rtnl_newlink+0xa50/0xa50
[   78.246001][  T645]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   78.246197][  T645]  ? validate_chain+0x38b/0xc20
[   78.246322][  T645]  ? rtnl_link_fill+0x900/0x900
[   78.246447][  T645]  ? __lock_acquire+0x508/0xc10
[   78.246573][  T645]  ? lock_acquire.part.0+0xbc/0x260
[   78.246702][  T645]  ? find_held_lock+0x2b/0x80
[   78.246827][  T645]  netlink_rcv_skb+0x14e/0x3a0
[   78.246952][  T645]  ? rtnl_link_fill+0x900/0x900
[   78.247078][  T645]  ? netlink_ack+0xcd0/0xcd0
[   78.247291][  T645]  ? netlink_deliver_tap+0xc5/0x330
[   78.247416][  T645]  ? netlink_deliver_tap+0x13c/0x330
[   78.247543][  T645]  netlink_unicast+0x486/0x750
[   78.247674][  T645]  ? netlink_attachskb+0x810/0x810
[   78.247803][  T645]  ? __lock_acquire+0x508/0xc10
[   78.247930][  T645]  netlink_sendmsg+0x735/0xc60
[   78.248057][  T645]  ? netlink_unicast+0x750/0x750
[   78.248268][  T645]  ? __might_fault+0x97/0x140
[   78.248397][  T645]  ____sys_sendmsg+0x419/0x850
[   78.248524][  T645]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.248649][  T645]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.248807][  T645]  ? move_addr_to_kernel+0x40/0x40
[   78.248937][  T645]  ? stack_depot_save_flags+0x367/0x770
[   78.249060][  T645]  ? validate_chain+0x38b/0xc20
[   78.249260][  T645]  ___sys_sendmsg+0x14e/0x1d0
[   78.249385][  T645]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.249541][  T645]  ? copy_msghdr_from_user+0x460/0x460
[   78.249679][  T645]  __sys_sendmsg+0x145/0x1f0
[   78.249803][  T645]  ? __sys_sendmsg_sock+0x20/0x20
[   78.249928][  T645]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.250085][  T645]  ? do_raw_spin_unlock+0x59/0x250
[   78.250265][  T645]  ? rcu_is_watching+0x15/0xd0
[   78.250391][  T645]  do_syscall_64+0x117/0xfc0
[   78.250516][  T645]  ? trace_hardirqs_off+0xd/0x30
[   78.250640][  T645]  ? exc_page_fault+0xee/0x100
[   78.250768][  T645]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.250925][  T645] RIP: 0033:0x7fbad604108e
[   78.251056][  T645] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.251640][  T645] RSP: 002b:00007fff10f3e550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.251833][  T645] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbad604108e
[   78.252019][  T645] RDX: 0000000000000000 RSI: 00007fff10f3e600 RDI: 0000000000000005
[   78.252264][  T645] RBP: 00007fff10f3e560 R08: 0000000000000000 R09: 0000000000000000
[   78.252450][  T645] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c572
[   78.252637][  T645] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff10f3ecd0
[   78.252917][  T645]  </TASK>
[   78.253012][  T645] irq event stamp: 18485
[   78.253107][  T645] hardirqs last  enabled at (18493): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   78.253461][  T645] hardirqs last disabled at (18594): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   78.253683][  T645] softirqs last  enabled at (18592): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   78.253903][  T645] softirqs last disabled at (18501): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   78.254121][  T645] ---[ end trace 0000000000000000 ]---
[   78.287830][  T646] ------------[ cut here ]------------
[   78.288013][  T646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/646
[   78.288512][  T646] Modules linked in:
[   78.288651][  T646] CPU: 2 UID: 0 PID: 646 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.288954][  T646] Tainted: [W]=WARN
[   78.289094][  T646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.289305][  T646] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.289511][  T646] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   78.289991][  T646] RSP: 0018:ffa0000001d77190 EFLAGS: 00010286
[   78.290204][  T646] RAX: 00000000ffffffa6 RBX: ff1100000d6af6c0 RCX: 1ff40000003aedf8
[   78.290434][  T646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6af770
[   78.290669][  T646] RBP: ff1100000c4fa000 R08: 1fe2200001ad5eef R09: ff1100000f165158
[   78.290895][  T646] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   78.291121][  T646] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   78.291368][  T646] FS:  00007f5c6af28840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   78.291626][  T646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.291830][  T646] CR2: 00000000065a0988 CR3: 000000000c6b3005 CR4: 0000000000771ef0
[   78.292060][  T646] PKRU: 55555554
[   78.292207][  T646] Call Trace:
[   78.292345][  T646]  <TASK>
[   78.292458][  T646]  unregister_netdevice_many_notify+0xce3/0x1b30
[   78.292670][  T646]  ? unregister_netdevice_queued+0x80/0x80
[   78.292866][  T646]  ? mutex_is_locked+0x1c/0x50
[   78.293037][  T646]  ? rtnl_is_locked+0x15/0x20
[   78.293232][  T646]  ? unregister_netdevice_queue+0x6a/0x470
[   78.293440][  T646]  ? mark_usage+0x61/0x170
[   78.293616][  T646]  rtnl_dellink+0x4a0/0xae0
[   78.293793][  T646]  ? lock_acquire.part.0+0xbc/0x260
[   78.293970][  T646]  ? find_held_lock+0x2b/0x80
[   78.294161][  T646]  ? rtnl_mdb_del+0x580/0x580
[   78.294336][  T646]  ? mark_usage+0x61/0x170
[   78.294511][  T646]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.294706][  T646]  ? lock_acquire.part.0+0xbc/0x260
[   78.294874][  T646]  ? find_held_lock+0x2b/0x80
[   78.295043][  T646]  ? mark_usage+0x61/0x170
[   78.295225][  T646]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.295393][  T646]  ? __lock_acquire+0x508/0xc10
[   78.295570][  T646]  ? bpf_address_lookup+0x202/0x290
[   78.295760][  T646]  ? lock_acquire.part.0+0xbc/0x260
[   78.295933][  T646]  ? find_held_lock+0x2b/0x80
[   78.296109][  T646]  ? rtnl_mdb_del+0x580/0x580
[   78.296291][  T646]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.296471][  T646]  ? rtnl_mdb_del+0x580/0x580
[   78.296648][  T646]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   78.296833][  T646]  ? validate_chain+0x38b/0xc20
[   78.297008][  T646]  ? rtnl_link_fill+0x900/0x900
[   78.297188][  T646]  ? __lock_acquire+0x508/0xc10
[   78.297366][  T646]  ? lock_acquire.part.0+0xbc/0x260
[   78.297540][  T646]  ? find_held_lock+0x2b/0x80
[   78.297728][  T646]  netlink_rcv_skb+0x14e/0x3a0
[   78.297899][  T646]  ? rtnl_link_fill+0x900/0x900
[   78.298067][  T646]  ? netlink_ack+0xcd0/0xcd0
[   78.298257][  T646]  ? netlink_deliver_tap+0xc5/0x330
[   78.298433][  T646]  ? netlink_deliver_tap+0x13c/0x330
[   78.298611][  T646]  netlink_unicast+0x486/0x750
[   78.298800][  T646]  ? netlink_attachskb+0x810/0x810
[   78.298969][  T646]  ? __lock_acquire+0x508/0xc10
[   78.299159][  T646]  netlink_sendmsg+0x735/0xc60
[   78.299330][  T646]  ? netlink_unicast+0x750/0x750
[   78.299512][  T646]  ? __might_fault+0x97/0x140
[   78.299697][  T646]  ____sys_sendmsg+0x419/0x850
[   78.299870][  T646]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.300040][  T646]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.300256][  T646]  ? move_addr_to_kernel+0x40/0x40
[   78.300434][  T646]  ? stack_depot_save_flags+0x367/0x770
[   78.300616][  T646]  ? validate_chain+0x38b/0xc20
[   78.300796][  T646]  ___sys_sendmsg+0x14e/0x1d0
[   78.300970][  T646]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.301181][  T646]  ? copy_msghdr_from_user+0x460/0x460
[   78.301361][  T646]  __sys_sendmsg+0x145/0x1f0
[   78.301531][  T646]  ? __sys_sendmsg_sock+0x20/0x20
[   78.301704][  T646]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.301914][  T646]  ? do_raw_spin_unlock+0x59/0x250
[   78.302084][  T646]  ? rcu_is_watching+0x15/0xd0
[   78.302264][  T646]  do_syscall_64+0x117/0xfc0
[   78.302439][  T646]  ? trace_hardirqs_off+0xd/0x30
[   78.302607][  T646]  ? exc_page_fault+0xee/0x100
[   78.302785][  T646]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.302981][  T646] RIP: 0033:0x7f5c6b16208e
[   78.303171][  T646] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.303647][  T646] RSP: 002b:00007fffd215df60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.303883][  T646] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5c6b16208e
[   78.304113][  T646] RDX: 0000000000000000 RSI: 00007fffd215e010 RDI: 0000000000000005
[   78.304351][  T646] RBP: 00007fffd215df70 R08: 0000000000000000 R09: 0000000000000000
[   78.304578][  T646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c572
[   78.304812][  T646] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd215e6e0
[   78.305049][  T646]  </TASK>
[   78.305199][  T646] irq event stamp: 29797
[   78.305336][  T646] hardirqs last  enabled at (29807): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   78.305592][  T646] hardirqs last disabled at (29816): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   78.305852][  T646] softirqs last  enabled at (28940): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   78.306110][  T646] softirqs last disabled at (28933): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   78.306377][  T646] ---[ end trace 0000000000000000 ]---
[   78.306570][  T646] bond0 (unregistering): Released all slaves
[   78.370174][  T647] ------------[ cut here ]------------
[   78.370341][  T647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/647
[   78.370598][  T647] Modules linked in:
[   78.370714][  T647] CPU: 3 UID: 0 PID: 647 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.370985][  T647] Tainted: [W]=WARN
[   78.371088][  T647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.371265][  T647] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.371441][  T647] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   78.371924][  T647] RSP: 0018:ffa0000001837028 EFLAGS: 00010286
[   78.372098][  T647] RAX: 00000000ffffffa6 RBX: ff1100000bdc2640 RCX: 1ff4000000306dcb
[   78.372308][  T647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bdc26f0
[   78.372510][  T647] RBP: ff1100000f0ba000 R08: 1fe22000017b84df R09: ff1100000c438b80
[   78.372717][  T647] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   78.372920][  T647] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   78.373124][  T647] FS:  00007ff948467840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   78.373369][  T647] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.373543][  T647] CR2: 0000556be6ec0d5c CR3: 000000000d598006 CR4: 0000000000771ef0
[   78.373753][  T647] PKRU: 55555554
[   78.373859][  T647] Call Trace:
[   78.373961][  T647]  <TASK>
[   78.374031][  T647]  ? rcu_is_watching+0x15/0xd0
[   78.374174][  T647]  rtnetlink_event+0xe0/0x1f0
[   78.374310][  T647]  notifier_call_chain+0xb0/0x320
[   78.374448][  T647]  netdev_update_features+0xa9/0xb0
[   78.374584][  T647]  ? netdev_sync_lower_features+0x5c0/0x5c0
[   78.374760][  T647]  bond_option_mode_set+0x316/0x500
[   78.374900][  T647]  __bond_opt_set+0x1b1/0x390
[   78.375035][  T647]  ? pcpu_alloc+0x11/0x440
[   78.375176][  T647]  bond_changelink+0x17c/0x23f0
[   78.375310][  T647]  ? lockdep_hardirqs_on+0x8c/0x130
[   78.375451][  T647]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[   78.375633][  T647]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   78.375807][  T647]  ? __debug_object_init+0x2b7/0x3b0
[   78.375946][  T647]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   78.376082][  T647]  ? debug_object_assert_init+0x340/0x340
[   78.376225][  T647]  ? __queue_work+0x31a/0xc00
[   78.376364][  T647]  ? lockdep_init_map_type+0x5d/0x250
[   78.376501][  T647]  ? timer_init_key+0x10d/0x280
[   78.376640][  T647]  bond_newlink+0x9e/0xf0
[   78.376746][  T647]  rtnl_newlink_create+0x2da/0x8c0
[   78.376886][  T647]  ? rtnl_create_link+0xf20/0xf20
[   78.377023][  T647]  ? __dev_get_by_name+0x12/0x50
[   78.377167][  T647]  ? rtnl_dev_get+0xd7/0x170
[   78.377310][  T647]  __rtnl_newlink+0x22b/0xa50
[   78.377450][  T647]  rtnl_newlink+0x8d1/0xee0
[   78.377588][  T647]  ? lock_acquire.part.0+0xbc/0x260
[   78.377728][  T647]  ? find_held_lock+0x2b/0x80
[   78.377863][  T647]  ? __rtnl_newlink+0xa50/0xa50
[   78.377999][  T647]  ? mark_usage+0x61/0x170
[   78.378139][  T647]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.378279][  T647]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.378415][  T647]  ? __rtnl_newlink+0xa50/0xa50
[   78.378553][  T647]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   78.378692][  T647]  ? validate_chain+0x38b/0xc20
[   78.378827][  T647]  ? rtnl_link_fill+0x900/0x900
[   78.378961][  T647]  ? __lock_acquire+0x508/0xc10
[   78.379101][  T647]  ? lock_acquire.part.0+0xbc/0x260
[   78.379239][  T647]  ? find_held_lock+0x2b/0x80
[   78.379375][  T647]  netlink_rcv_skb+0x14e/0x3a0
[   78.379511][  T647]  ? rtnl_link_fill+0x900/0x900
[   78.379647][  T647]  ? netlink_ack+0xcd0/0xcd0
[   78.379790][  T647]  ? netlink_deliver_tap+0xc5/0x330
[   78.379923][  T647]  ? netlink_deliver_tap+0x13c/0x330
[   78.380061][  T647]  netlink_unicast+0x486/0x750
[   78.380202][  T647]  ? netlink_attachskb+0x810/0x810
[   78.380337][  T647]  ? __lock_acquire+0x508/0xc10
[   78.380473][  T647]  netlink_sendmsg+0x735/0xc60
[   78.380610][  T647]  ? netlink_unicast+0x750/0x750
[   78.380752][  T647]  ? __might_fault+0x97/0x140
[   78.380890][  T647]  ____sys_sendmsg+0x419/0x850
[   78.381027][  T647]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.381169][  T647]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.381337][  T647]  ? move_addr_to_kernel+0x40/0x40
[   78.381474][  T647]  ? lock_acquire.part.0+0xbc/0x260
[   78.381611][  T647]  ___sys_sendmsg+0x14e/0x1d0
[   78.381753][  T647]  ? copy_msghdr_from_user+0x460/0x460
[   78.381893][  T647]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.382032][  T647]  ? sched_balance_domains+0xcd0/0xcd0
[   78.382176][  T647]  __sys_sendmsg+0x145/0x1f0
[   78.382311][  T647]  ? __sys_sendmsg_sock+0x20/0x20
[   78.382446][  T647]  ? lockdep_softirqs_on+0xbd/0x130
[   78.382584][  T647]  ? rcu_is_watching+0x15/0xd0
[   78.382722][  T647]  ? rcu_is_watching+0x15/0xd0
[   78.382858][  T647]  do_syscall_64+0x117/0xfc0
[   78.382994][  T647]  ? irq_exit_rcu+0x1a/0x30
[   78.383136][  T647]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.383304][  T647] RIP: 0033:0x7ff9486a108e
[   78.383446][  T647] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.383931][  T647] RSP: 002b:00007ffe3eb18440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.384142][  T647] RAX: ffffffffffffffda RBX: 00007ffe3eb18be8 RCX: 00007ff9486a108e
[   78.384345][  T647] RDX: 0000000000000000 RSI: 00007ffe3eb184f0 RDI: 0000000000000005
[   78.384548][  T647] RBP: 00007ffe3eb18450 R08: 0000000000000000 R09: 0000000000000000
[   78.384756][  T647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c572
[   78.384963][  T647] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3eb18bc0
[   78.385178][  T647]  </TASK>
[   78.385280][  T647] irq event stamp: 25863
[   78.385382][  T647] hardirqs last  enabled at (25871): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   78.385619][  T647] hardirqs last disabled at (25878): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   78.385860][  T647] softirqs last  enabled at (25240): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   78.386095][  T647] softirqs last disabled at (25233): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   78.386334][  T647] ---[ end trace 0000000000000000 ]---
[   78.393273][  T647] ------------[ cut here ]------------
[   78.393421][  T647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/647
[   78.393656][  T647] Modules linked in:
[   78.393765][  T647] CPU: 0 UID: 0 PID: 647 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.394031][  T647] Tainted: [W]=WARN
[   78.394139][  T647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.394305][  T647] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.394480][  T647] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   78.394950][  T647] RSP: 0018:ffa00000018371b0 EFLAGS: 00010286
[   78.395115][  T647] RAX: 00000000ffffffa6 RBX: ff1100000bdc2940 RCX: 1ff4000000306dfc
[   78.395323][  T647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bdc29f0
[   78.395520][  T647] RBP: ff1100000f0ba000 R08: 1fe22000017b853f R09: ff1100000c438b80
[   78.395739][  T647] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   78.395935][  T647] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[   78.396140][  T647] FS:  00007ff948467840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   78.396372][  T647] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.396536][  T647] CR2: 00007ff9487dc040 CR3: 000000000d598004 CR4: 0000000000771ef0
[   78.396739][  T647] PKRU: 55555554
[   78.396837][  T647] Call Trace:
[   78.396935][  T647]  <TASK>
[   78.397003][  T647]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.397141][  T647]  ? lockdep_hardirqs_on+0x8c/0x130
[   78.397272][  T647]  rtmsg_ifinfo+0x5c/0xb0
[   78.397372][  T647]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   78.397507][  T647]  __dev_notify_flags+0x1b8/0x280
[   78.397639][  T647]  ? netif_change_name+0x8c0/0x8c0
[   78.397776][  T647]  ? __queue_work+0x31a/0xc00
[   78.397909][  T647]  ? lockdep_init_map_type+0x5d/0x250
[   78.398041][  T647]  ? timer_init_key+0x10d/0x280
[   78.398178][  T647]  rtnl_configure_link+0x1ac/0x390
[   78.398309][  T647]  ? bond_newlink+0x9e/0xf0
[   78.398440][  T647]  rtnl_newlink_create+0x353/0x8c0
[   78.398572][  T647]  ? rtnl_create_link+0xf20/0xf20
[   78.398707][  T647]  ? __dev_get_by_name+0x12/0x50
[   78.398837][  T647]  ? rtnl_dev_get+0xd7/0x170
[   78.398973][  T647]  __rtnl_newlink+0x22b/0xa50
[   78.399107][  T647]  rtnl_newlink+0x8d1/0xee0
[   78.399256][  T647]  ? lock_acquire.part.0+0xbc/0x260
[   78.399385][  T647]  ? find_held_lock+0x2b/0x80
[   78.399516][  T647]  ? __rtnl_newlink+0xa50/0xa50
[   78.399645][  T647]  ? mark_usage+0x61/0x170
[   78.399779][  T647]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.399915][  T647]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.400049][  T647]  ? __rtnl_newlink+0xa50/0xa50
[   78.400187][  T647]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   78.400318][  T647]  ? validate_chain+0x38b/0xc20
[   78.400448][  T647]  ? rtnl_link_fill+0x900/0x900
[   78.400578][  T647]  ? __lock_acquire+0x508/0xc10
[   78.400716][  T647]  ? lock_acquire.part.0+0xbc/0x260
[   78.400847][  T647]  ? find_held_lock+0x2b/0x80
[   78.400980][  T647]  netlink_rcv_skb+0x14e/0x3a0
[   78.401113][  T647]  ? rtnl_link_fill+0x900/0x900
[   78.401251][  T647]  ? netlink_ack+0xcd0/0xcd0
[   78.401387][  T647]  ? netlink_deliver_tap+0xc5/0x330
[   78.401518][  T647]  ? netlink_deliver_tap+0x13c/0x330
[   78.401651][  T647]  netlink_unicast+0x486/0x750
[   78.401789][  T647]  ? netlink_attachskb+0x810/0x810
[   78.401921][  T647]  ? __lock_acquire+0x508/0xc10
[   78.402057][  T647]  netlink_sendmsg+0x735/0xc60
[   78.402196][  T647]  ? netlink_unicast+0x750/0x750
[   78.402329][  T647]  ? __might_fault+0x97/0x140
[   78.402463][  T647]  ____sys_sendmsg+0x419/0x850
[   78.402595][  T647]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.402730][  T647]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.402891][  T647]  ? move_addr_to_kernel+0x40/0x40
[   78.403027][  T647]  ? lock_acquire.part.0+0xbc/0x260
[   78.403168][  T647]  ___sys_sendmsg+0x14e/0x1d0
[   78.403300][  T647]  ? copy_msghdr_from_user+0x460/0x460
[   78.403436][  T647]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.403571][  T647]  ? sched_balance_domains+0xcd0/0xcd0
[   78.403708][  T647]  __sys_sendmsg+0x145/0x1f0
[   78.403839][  T647]  ? __sys_sendmsg_sock+0x20/0x20
[   78.403973][  T647]  ? lockdep_softirqs_on+0xbd/0x130
[   78.404107][  T647]  ? rcu_is_watching+0x15/0xd0
[   78.404244][  T647]  ? rcu_is_watching+0x15/0xd0
[   78.404376][  T647]  do_syscall_64+0x117/0xfc0
[   78.404508][  T647]  ? irq_exit_rcu+0x1a/0x30
[   78.404640][  T647]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.404806][  T647] RIP: 0033:0x7ff9486a108e
[   78.404943][  T647] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.405414][  T647] RSP: 002b:00007ffe3eb18440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.405611][  T647] RAX: ffffffffffffffda RBX: 00007ffe3eb18be8 RCX: 00007ff9486a108e
[   78.405810][  T647] RDX: 0000000000000000 RSI: 00007ffe3eb184f0 RDI: 0000000000000005
[   78.406005][  T647] RBP: 00007ffe3eb18450 R08: 0000000000000000 R09: 0000000000000000
[   78.406204][  T647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c572
[   78.406397][  T647] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3eb18bc0
[   78.406597][  T647]  </TASK>
[   78.406699][  T647] irq event stamp: 33819
[   78.406795][  T647] hardirqs last  enabled at (33827): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   78.407017][  T647] hardirqs last disabled at (33834): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   78.407246][  T647] softirqs last  enabled at (33636): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   78.407470][  T647] softirqs last disabled at (33631): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   78.407702][  T647] ---[ end trace 0000000000000000 ]---
[   78.447571][  T650] ------------[ cut here ]------------
[   78.447755][  T650] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/650
[   78.448035][  T650] Modules linked in:
[   78.448279][  T650] CPU: 2 UID: 0 PID: 650 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   78.448649][  T650] Tainted: [W]=WARN
[   78.448864][  T650] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.449146][  T650] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   78.449427][  T650] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   78.449981][  T650] RSP: 0018:ffa0000001d97020 EFLAGS: 00010286
[   78.450287][  T650] RAX: 00000000ffffffa6 RBX: ff1100000bdc3240 RCX: 1ff40000003b2dca
[   78.450620][  T650] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bdc32f0
[   78.450965][  T650] RBP: ff1100000f0ba000 R08: 1fe22000017b865f R09: ff1100000f4d8b58
[   78.451303][  T650] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   78.451639][  T650] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   78.451949][  T650] FS:  00007f317a8a7840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[   78.452238][  T650] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.452448][  T650] CR2: 000000002ab68988 CR3: 000000000f232002 CR4: 0000000000771ef0
[   78.452693][  T650] PKRU: 55555554
[   78.452840][  T650] Call Trace:
[   78.452983][  T650]  <TASK>
[   78.453099][  T650]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   78.453289][  T650]  rtmsg_ifinfo+0x5c/0xb0
[   78.453435][  T650]  ? mark_held_locks+0x40/0x70
[   78.453620][  T650]  __dev_notify_flags+0x1b8/0x280
[   78.453814][  T650]  ? netif_change_name+0x8c0/0x8c0
[   78.453998][  T650]  ? __dev_change_flags+0x4a4/0x6d0
[   78.454196][  T650]  ? netif_set_allmulti+0x2c0/0x2c0
[   78.454387][  T650]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.454565][  T650]  ? is_bpf_text_address+0x68/0x110
[   78.454753][  T650]  netif_change_flags+0xfe/0x190
[   78.454932][  T650]  ? unwind_get_return_address+0x67/0xd0
[   78.455108][  T650]  do_setlink.isra.0+0x1d25/0x2a60
[   78.455298][  T650]  ? rtnl_link_get_size+0x350/0x350
[   78.455475][  T650]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   78.455691][  T650]  ? rcu_read_lock_any_held+0x3c/0x90
[   78.455869][  T650]  ? validate_chain+0x38b/0xc20
[   78.456044][  T650]  ? rcu_read_lock_any_held+0x66/0x90
[   78.456232][  T650]  ? stack_depot_save_flags+0x367/0x770
[   78.456409][  T650]  ? __kernel_text_address+0x12/0x30
[   78.456588][  T650]  ? __lock_acquire+0x508/0xc10
[   78.456771][  T650]  ? lock_acquire.part.0+0xbc/0x260
[   78.456948][  T650]  ? rtnl_newlink+0x883/0xee0
[   78.457137][  T650]  ? rcu_is_watching+0x15/0xd0
[   78.457311][  T650]  ? lock_acquire+0x134/0x160
[   78.457485][  T650]  ? rcu_is_watching+0x15/0xd0
[   78.457660][  T650]  ? rcu_is_watching+0x15/0xd0
[   78.457843][  T650]  ? trace_contention_end+0xb3/0x1a0
[   78.458018][  T650]  ? __mutex_lock+0x1db/0x2010
[   78.458207][  T650]  ? __mutex_lock+0x9b2/0x2010
[   78.458383][  T650]  ? rtnl_newlink+0x883/0xee0
[   78.458562][  T650]  ? ww_mutex_lock+0x160/0x160
[   78.458745][  T650]  ? __rtnl_newlink+0x3fa/0xa50
[   78.458922][  T650]  rtnl_newlink+0x8d1/0xee0
[   78.459098][  T650]  ? lock_acquire.part.0+0xbc/0x260
[   78.459293][  T650]  ? find_held_lock+0x2b/0x80
[   78.459485][  T650]  ? __rtnl_newlink+0xa50/0xa50
[   78.459676][  T650]  ? mark_usage+0x61/0x170
[   78.459861][  T650]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.460043][  T650]  ? lock_acquire.part.0+0xbc/0x260
[   78.460229][  T650]  ? find_held_lock+0x2b/0x80
[   78.460404][  T650]  ? __rtnl_newlink+0xa50/0xa50
[   78.460578][  T650]  ? __lock_release.isra.0+0x6b/0x1a0
[   78.460763][  T650]  ? __rtnl_newlink+0xa50/0xa50
[   78.460938][  T650]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   78.461115][  T650]  ? validate_chain+0x38b/0xc20
[   78.461302][  T650]  ? rtnl_link_fill+0x900/0x900
[   78.461474][  T650]  ? __lock_acquire+0x508/0xc10
[   78.461649][  T650]  ? lock_acquire.part.0+0xbc/0x260
[   78.461831][  T650]  ? find_held_lock+0x2b/0x80
[   78.462006][  T650]  netlink_rcv_skb+0x14e/0x3a0
[   78.462192][  T650]  ? rtnl_link_fill+0x900/0x900
[   78.462367][  T650]  ? netlink_ack+0xcd0/0xcd0
[   78.462548][  T650]  ? netlink_deliver_tap+0xc5/0x330
[   78.462727][  T650]  ? netlink_deliver_tap+0x13c/0x330
[   78.462904][  T650]  netlink_unicast+0x486/0x750
[   78.463085][  T650]  ? netlink_attachskb+0x810/0x810
[   78.463271][  T650]  ? __lock_acquire+0x508/0xc10
[   78.463452][  T650]  netlink_sendmsg+0x735/0xc60
[   78.463628][  T650]  ? netlink_unicast+0x750/0x750
[   78.463815][  T650]  ? __might_fault+0x97/0x140
[   78.464001][  T650]  ____sys_sendmsg+0x419/0x850
[   78.464199][  T650]  ? copy_msghdr_from_user+0x2a0/0x460
[   78.464379][  T650]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   78.464590][  T650]  ? move_addr_to_kernel+0x40/0x40
[   78.464787][  T650]  ? stack_depot_save_flags+0x367/0x770
[   78.464962][  T650]  ? validate_chain+0x38b/0xc20
[   78.465163][  T650]  ___sys_sendmsg+0x14e/0x1d0
[   78.465344][  T650]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   78.465549][  T650]  ? copy_msghdr_from_user+0x460/0x460
[   78.465744][  T650]  __sys_sendmsg+0x145/0x1f0
[   78.465921][  T650]  ? __sys_sendmsg_sock+0x20/0x20
[   78.466093][  T650]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   78.466313][  T650]  ? do_raw_spin_unlock+0x59/0x250
[   78.466491][  T650]  ? rcu_is_watching+0x15/0xd0
[   78.466673][  T650]  do_syscall_64+0x117/0xfc0
[   78.466846][  T650]  ? trace_hardirqs_off+0xd/0x30
[   78.467019][  T650]  ? exc_page_fault+0xee/0x100
[   78.467208][  T650]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   78.467411][  T650] RIP: 0033:0x7f317aae108e
[   78.467590][  T650] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   78.468091][  T650] RSP: 002b:00007ffc2f33e620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.468352][  T650] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f317aae108e
[   78.468588][  T650] RDX: 0000000000000000 RSI: 00007ffc2f33e6d0 RDI: 0000000000000005
[   78.468834][  T650] RBP: 00007ffc2f33e630 R08: 0000000000000000 R09: 0000000000000000
[   78.469070][  T650] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c572
[   78.469319][  T650] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2f33eda0
[   78.469560][  T650]  </TASK>
[   78.469708][  T650] irq event stamp: 20497
[   78.469860][  T650] hardirqs last  enabled at (20507): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   78.470140][  T650] hardirqs last disabled at (20518): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   78.470408][  T650] softirqs last  enabled at (19522): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   78.470688][  T650] softirqs last disabled at (19433): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   78.470970][  T650] ---[ end trace 0000000000000000 ]---
[   93.786876][  T747] ------------[ cut here ]------------
[   93.787060][  T747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/747
[   93.787389][  T747] Modules linked in:
[   93.787498][  T747] CPU: 3 UID: 0 PID: 747 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   93.787761][  T747] Tainted: [W]=WARN
[   93.787864][  T747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.788026][  T747] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   93.788269][  T747] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[   93.788727][  T747] RSP: 0018:ffa0000002277020 EFLAGS: 00010286
[   93.788897][  T747] RAX: 00000000ffffffa6 RBX: ff1100000bdc2ac0 RCX: 1ff400000044edca
[   93.789174][  T747] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bdc2b70
[   93.789368][  T747] RBP: ff1100000f0ba000 R08: 1fe22000017b856f R09: ff1100000d46d158
[   93.789568][  T747] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   93.789763][  T747] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   93.789963][  T747] FS:  00007fa4c235c840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   93.790223][  T747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.790386][  T747] CR2: 000000002d38f988 CR3: 000000000d656004 CR4: 0000000000771ef0
[   93.790583][  T747] PKRU: 55555554
[   93.790680][  T747] Call Trace:
[   93.790778][  T747]  <TASK>
[   93.790853][  T747]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   93.790984][  T747]  rtmsg_ifinfo+0x5c/0xb0
[   93.791085][  T747]  __dev_notify_flags+0x1b8/0x280
[   93.791224][  T747]  ? __local_bh_enable_ip+0xa5/0x140
[   93.791358][  T747]  ? netif_change_name+0x8c0/0x8c0
[   93.791488][  T747]  ? __dev_change_flags+0x288/0x6d0
[   93.791619][  T747]  ? netif_set_allmulti+0x2c0/0x2c0
[   93.791751][  T747]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.791889][  T747]  ? is_bpf_text_address+0x68/0x110
[   93.792025][  T747]  netif_change_flags+0xfe/0x190
[   93.792164][  T747]  ? unwind_get_return_address+0x67/0xd0
[   93.792296][  T747]  do_setlink.isra.0+0x1d25/0x2a60
[   93.792428][  T747]  ? rtnl_link_get_size+0x350/0x350
[   93.792560][  T747]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   93.792723][  T747]  ? rcu_read_lock_any_held+0x3c/0x90
[   93.792858][  T747]  ? validate_chain+0x38b/0xc20
[   93.792988][  T747]  ? rcu_read_lock_any_held+0x66/0x90
[   93.793120][  T747]  ? stack_depot_save_flags+0x367/0x770
[   93.793259][  T747]  ? __kernel_text_address+0x12/0x30
[   93.793392][  T747]  ? __lock_acquire+0x508/0xc10
[   93.793526][  T747]  ? lock_acquire.part.0+0xbc/0x260
[   93.793656][  T747]  ? rtnl_newlink+0x883/0xee0
[   93.793793][  T747]  ? rcu_is_watching+0x15/0xd0
[   93.793926][  T747]  ? lock_acquire+0x134/0x160
[   93.794057][  T747]  ? rcu_is_watching+0x15/0xd0
[   93.794192][  T747]  ? rcu_is_watching+0x15/0xd0
[   93.794324][  T747]  ? trace_contention_end+0xb3/0x1a0
[   93.794457][  T747]  ? __mutex_lock+0x1db/0x2010
[   93.794589][  T747]  ? __mutex_lock+0x9b2/0x2010
[   93.794719][  T747]  ? rtnl_newlink+0x883/0xee0
[   93.794855][  T747]  ? ww_mutex_lock+0x160/0x160
[   93.794988][  T747]  ? __rtnl_newlink+0x3fa/0xa50
[   93.795121][  T747]  rtnl_newlink+0x8d1/0xee0
[   93.795259][  T747]  ? lock_acquire.part.0+0xbc/0x260
[   93.795390][  T747]  ? find_held_lock+0x2b/0x80
[   93.795522][  T747]  ? __rtnl_newlink+0xa50/0xa50
[   93.795655][  T747]  ? mark_usage+0x61/0x170
[   93.795785][  T747]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.795924][  T747]  ? lock_acquire.part.0+0xbc/0x260
[   93.796055][  T747]  ? find_held_lock+0x2b/0x80
[   93.796193][  T747]  ? __rtnl_newlink+0xa50/0xa50
[   93.796324][  T747]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.796456][  T747]  ? __rtnl_newlink+0xa50/0xa50
[   93.796587][  T747]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   93.796718][  T747]  ? validate_chain+0x38b/0xc20
[   93.796854][  T747]  ? rtnl_link_fill+0x900/0x900
[   93.796984][  T747]  ? __lock_acquire+0x508/0xc10
[   93.797117][  T747]  ? lock_acquire.part.0+0xbc/0x260
[   93.797252][  T747]  ? find_held_lock+0x2b/0x80
[   93.797383][  T747]  netlink_rcv_skb+0x14e/0x3a0
[   93.797515][  T747]  ? rtnl_link_fill+0x900/0x900
[   93.797645][  T747]  ? netlink_ack+0xcd0/0xcd0
[   93.797780][  T747]  ? netlink_deliver_tap+0xc5/0x330
[   93.797914][  T747]  ? netlink_deliver_tap+0x13c/0x330
[   93.798045][  T747]  netlink_unicast+0x486/0x750
[   93.798181][  T747]  ? netlink_attachskb+0x810/0x810
[   93.798314][  T747]  ? __lock_acquire+0x508/0xc10
[   93.798446][  T747]  netlink_sendmsg+0x735/0xc60
[   93.798579][  T747]  ? netlink_unicast+0x750/0x750
[   93.798710][  T747]  ? __might_fault+0x97/0x140
[   93.798847][  T747]  ____sys_sendmsg+0x419/0x850
[   93.798977][  T747]  ? copy_msghdr_from_user+0x2a0/0x460
[   93.799108][  T747]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   93.799277][  T747]  ? move_addr_to_kernel+0x40/0x40
[   93.799408][  T747]  ? stack_depot_save_flags+0x367/0x770
[   93.799539][  T747]  ? validate_chain+0x38b/0xc20
[   93.799670][  T747]  ___sys_sendmsg+0x14e/0x1d0
[   93.799801][  T747]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   93.799962][  T747]  ? copy_msghdr_from_user+0x460/0x460
[   93.800105][  T747]  __sys_sendmsg+0x145/0x1f0
[   93.800238][  T747]  ? __sys_sendmsg_sock+0x20/0x20
[   93.800367][  T747]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   93.800530][  T747]  ? do_raw_spin_unlock+0x59/0x250
[   93.800660][  T747]  ? rcu_is_watching+0x15/0xd0
[   93.800791][  T747]  do_syscall_64+0x117/0xfc0
[   93.800920][  T747]  ? trace_hardirqs_off+0xd/0x30
[   93.801049][  T747]  ? exc_page_fault+0xee/0x100
[   93.801184][  T747]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   93.801345][  T747] RIP: 0033:0x7fa4c259608e
[   93.801481][  T747] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   93.801942][  T747] RSP: 002b:00007ffd4c99f8a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.802149][  T747] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa4c259608e
[   93.802346][  T747] RDX: 0000000000000000 RSI: 00007ffd4c99f950 RDI: 0000000000000005
[   93.802541][  T747] RBP: 00007ffd4c99f8b0 R08: 0000000000000000 R09: 0000000000000000
[   93.802737][  T747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c582
[   93.802940][  T747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4c9a0020
[   93.803146][  T747]  </TASK>
[   93.803246][  T747] irq event stamp: 23643
[   93.803347][  T747] hardirqs last  enabled at (23651): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   93.803575][  T747] hardirqs last disabled at (23658): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   93.803807][  T747] softirqs last  enabled at (22938): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   93.804120][  T747] softirqs last disabled at (22933): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   93.804351][  T747] ---[ end trace 0000000000000000 ]---
[   93.829773][  T748] ------------[ cut here ]------------
[   93.829924][  T748] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/748
[   93.830155][  T748] Modules linked in:
[   93.830260][  T748] CPU: 3 UID: 0 PID: 748 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   93.830515][  T748] Tainted: [W]=WARN
[   93.830610][  T748] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.830768][  T748] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   93.830935][  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 48 ce f0 ff b9 a6 ff ff
[   93.831822][  T748] RSP: 0018:ffa00000022a7190 EFLAGS: 00010286
[   93.831986][  T748] RAX: 00000000ffffffa6 RBX: ff1100000b3a30c0 RCX: 1ff4000000454df8
[   93.832179][  T748] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3a3170
[   93.832366][  T748] RBP: ff1100000f0ba000 R08: 1fe220000167462f R09: ff1100000d4bd158
[   93.832550][  T748] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   93.832734][  T748] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   93.832927][  T748] FS:  00007fe2c4f82840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[   93.833162][  T748] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.833318][  T748] CR2: 00007fe2c52521a0 CR3: 000000000f413006 CR4: 0000000000771ef0
[   93.833503][  T748] PKRU: 55555554
[   93.833596][  T748] Call Trace:
[   93.833689][  T748]  <TASK>
[   93.833755][  T748]  unregister_netdevice_many_notify+0xce3/0x1b30
[   93.833935][  T748]  ? unregister_netdevice_queued+0x80/0x80
[   93.834088][  T748]  ? mutex_is_locked+0x1c/0x50
[   93.834219][  T748]  ? rtnl_is_locked+0x15/0x20
[   93.834342][  T748]  ? unregister_netdevice_queue+0x6a/0x470
[   93.834500][  T748]  ? mark_usage+0x61/0x170
[   93.834626][  T748]  rtnl_dellink+0x4a0/0xae0
[   93.834751][  T748]  ? lock_acquire.part.0+0xbc/0x260
[   93.834880][  T748]  ? find_held_lock+0x2b/0x80
[   93.835004][  T748]  ? rtnl_mdb_del+0x580/0x580
[   93.835133][  T748]  ? mark_usage+0x61/0x170
[   93.835257][  T748]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.835399][  T748]  ? lock_acquire.part.0+0xbc/0x260
[   93.835522][  T748]  ? find_held_lock+0x2b/0x80
[   93.835645][  T748]  ? mark_usage+0x61/0x170
[   93.835769][  T748]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.835897][  T748]  ? __lock_acquire+0x508/0xc10
[   93.836020][  T748]  ? bpf_address_lookup+0x202/0x290
[   93.836149][  T748]  ? lock_acquire.part.0+0xbc/0x260
[   93.836273][  T748]  ? find_held_lock+0x2b/0x80
[   93.836397][  T748]  ? rtnl_mdb_del+0x580/0x580
[   93.836520][  T748]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.836643][  T748]  ? rtnl_mdb_del+0x580/0x580
[   93.836765][  T748]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   93.836889][  T748]  ? validate_chain+0x38b/0xc20
[   93.837012][  T748]  ? rtnl_link_fill+0x900/0x900
[   93.837139][  T748]  ? __lock_acquire+0x508/0xc10
[   93.837264][  T748]  ? lock_acquire.part.0+0xbc/0x260
[   93.837385][  T748]  ? find_held_lock+0x2b/0x80
[   93.837518][  T748]  netlink_rcv_skb+0x14e/0x3a0
[   93.837647][  T748]  ? rtnl_link_fill+0x900/0x900
[   93.837771][  T748]  ? netlink_ack+0xcd0/0xcd0
[   93.837902][  T748]  ? netlink_deliver_tap+0xc5/0x330
[   93.838027][  T748]  ? netlink_deliver_tap+0x13c/0x330
[   93.838157][  T748]  netlink_unicast+0x486/0x750
[   93.838281][  T748]  ? netlink_attachskb+0x810/0x810
[   93.838404][  T748]  ? __lock_acquire+0x508/0xc10
[   93.838529][  T748]  netlink_sendmsg+0x735/0xc60
[   93.838653][  T748]  ? netlink_unicast+0x750/0x750
[   93.838777][  T748]  ? __might_fault+0x97/0x140
[   93.838908][  T748]  ____sys_sendmsg+0x419/0x850
[   93.839032][  T748]  ? copy_msghdr_from_user+0x2a0/0x460
[   93.839164][  T748]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   93.839320][  T748]  ? move_addr_to_kernel+0x40/0x40
[   93.839449][  T748]  ? stack_depot_save_flags+0x367/0x770
[   93.839574][  T748]  ? validate_chain+0x38b/0xc20
[   93.839698][  T748]  ___sys_sendmsg+0x14e/0x1d0
[   93.839826][  T748]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   93.839980][  T748]  ? copy_msghdr_from_user+0x460/0x460
[   93.840116][  T748]  __sys_sendmsg+0x145/0x1f0
[   93.840244][  T748]  ? __sys_sendmsg_sock+0x20/0x20
[   93.840367][  T748]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   93.840523][  T748]  ? do_raw_spin_unlock+0x59/0x250
[   93.840647][  T748]  ? rcu_is_watching+0x15/0xd0
[   93.840773][  T748]  do_syscall_64+0x117/0xfc0
[   93.840901][  T748]  ? trace_hardirqs_off+0xd/0x30
[   93.841023][  T748]  ? exc_page_fault+0xee/0x100
[   93.841156][  T748]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   93.841309][  T748] RIP: 0033:0x7fe2c51bc08e
[   93.841438][  T748] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[   93.841879][  T748] RSP: 002b:00007ffd0e19ce30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.842064][  T748] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe2c51bc08e
[   93.842251][  T748] RDX: 0000000000000000 RSI: 00007ffd0e19cee0 RDI: 0000000000000005
[   93.842434][  T748] RBP: 00007ffd0e19ce40 R08: 0000000000000000 R09: 0000000000000000
[   93.842617][  T748] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c582
[   93.842804][  T748] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0e19d5b0
[   93.842993][  T748]  </TASK>
[   93.843085][  T748] irq event stamp: 16203
[   93.843183][  T748] hardirqs last  enabled at (16213): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   93.843430][  T748] hardirqs last disabled at (16220): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   93.843647][  T748] softirqs last  enabled at (15666): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   93.843873][  T748] softirqs last disabled at (15661): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   93.844088][  T748] ---[ end trace 0000000000000000 ]---
[   93.844235][  T748] bond0 (unregistering): Released all slaves
[   93.920623][  T749] ------------[ cut here ]------------
[   93.920807][  T749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/749
[   93.921049][  T749] Modules linked in:
[   93.921170][  T749] CPU: 0 UID: 0 PID: 749 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   93.921446][  T749] Tainted: [W]=WARN
[   93.921549][  T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.921720][  T749] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   93.921935][  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 48 ce f0 ff b9 a6 ff ff
[   93.922486][  T749] RSP: 0018:ffa0000001d67028 EFLAGS: 00010286
[   93.922719][  T749] RAX: 00000000ffffffa6 RBX: ff1100000cb7dcc0 RCX: 1ff40000003acdcb
[   93.922932][  T749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb7dd70
[   93.923194][  T749] RBP: ff1100000d332000 R08: 1fe220000196fbaf R09: ff1100000d4bae80
[   93.923398][  T749] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   93.923599][  T749] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   93.923810][  T749] FS:  00007f64fe92e840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[   93.924048][  T749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.924280][  T749] CR2: 000000000043f600 CR3: 000000000d656004 CR4: 0000000000771ef0
[   93.924484][  T749] PKRU: 55555554
[   93.924588][  T749] Call Trace:
[   93.924692][  T749]  <TASK>
[   93.924764][  T749]  ? rcu_is_watching+0x15/0xd0
[   93.924906][  T749]  rtnetlink_event+0xe0/0x1f0
[   93.925043][  T749]  notifier_call_chain+0xb0/0x320
[   93.925240][  T749]  netdev_update_features+0xa9/0xb0
[   93.925376][  T749]  ? netdev_sync_lower_features+0x5c0/0x5c0
[   93.925549][  T749]  bond_option_mode_set+0x316/0x500
[   93.925689][  T749]  __bond_opt_set+0x1b1/0x390
[   93.925831][  T749]  ? pcpu_alloc+0x11/0x440
[   93.925970][  T749]  bond_changelink+0x17c/0x23f0
[   93.926105][  T749]  ? lockdep_hardirqs_on+0x8c/0x130
[   93.926301][  T749]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[   93.926471][  T749]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[   93.926639][  T749]  ? __debug_object_init+0x2b7/0x3b0
[   93.926777][  T749]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   93.926920][  T749]  ? debug_object_assert_init+0x340/0x340
[   93.927055][  T749]  ? preempt_schedule_notrace_thunk+0x16/0x30
[   93.927287][  T749]  ? lockdep_init_map_type+0x5d/0x250
[   93.927423][  T749]  ? timer_init_key+0x10d/0x280
[   93.927561][  T749]  bond_newlink+0x9e/0xf0
[   93.927663][  T749]  rtnl_newlink_create+0x2da/0x8c0
[   93.927805][  T749]  ? rtnl_create_link+0xf20/0xf20
[   93.927942][  T749]  ? __dev_get_by_name+0x12/0x50
[   93.928078][  T749]  ? rtnl_dev_get+0xd7/0x170
[   93.928278][  T749]  __rtnl_newlink+0x22b/0xa50
[   93.928417][  T749]  rtnl_newlink+0x8d1/0xee0
[   93.928553][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   93.928687][  T749]  ? find_held_lock+0x2b/0x80
[   93.928826][  T749]  ? __rtnl_newlink+0xa50/0xa50
[   93.928959][  T749]  ? mark_usage+0x61/0x170
[   93.929093][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.929281][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.929417][  T749]  ? __rtnl_newlink+0xa50/0xa50
[   93.929552][  T749]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   93.929686][  T749]  ? validate_chain+0x38b/0xc20
[   93.929826][  T749]  ? rtnl_link_fill+0x900/0x900
[   93.929961][  T749]  ? __lock_acquire+0x508/0xc10
[   93.930099][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   93.930238][  T749]  ? find_held_lock+0x2b/0x80
[   93.930374][  T749]  netlink_rcv_skb+0x14e/0x3a0
[   93.930509][  T749]  ? rtnl_link_fill+0x900/0x900
[   93.930644][  T749]  ? netlink_ack+0xcd0/0xcd0
[   93.930783][  T749]  ? netlink_deliver_tap+0xc5/0x330
[   93.930921][  T749]  ? netlink_deliver_tap+0x13c/0x330
[   93.931057][  T749]  netlink_unicast+0x486/0x750
[   93.931199][  T749]  ? netlink_attachskb+0x810/0x810
[   93.931335][  T749]  ? __lock_acquire+0x508/0xc10
[   93.931473][  T749]  netlink_sendmsg+0x735/0xc60
[   93.931609][  T749]  ? netlink_unicast+0x750/0x750
[   93.931747][  T749]  ? __might_fault+0x97/0x140
[   93.931890][  T749]  ____sys_sendmsg+0x419/0x850
[   93.932024][  T749]  ? copy_msghdr_from_user+0x2a0/0x460
[   93.932167][  T749]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   93.932335][  T749]  ? move_addr_to_kernel+0x40/0x40
[   93.932476][  T749]  ___sys_sendmsg+0x14e/0x1d0
[   93.932613][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.932751][  T749]  ? copy_msghdr_from_user+0x460/0x460
[   93.932899][  T749]  ? lock_vma_under_rcu+0x159/0x410
[   93.933037][  T749]  __sys_sendmsg+0x145/0x1f0
[   93.933179][  T749]  ? __sys_sendmsg_sock+0x20/0x20
[   93.933319][  T749]  ? rcu_is_watching+0x15/0xd0
[   93.933455][  T749]  ? rcu_is_watching+0x15/0xd0
[   93.933591][  T749]  do_syscall_64+0x117/0xfc0
[   93.933728][  T749]  ? trace_hardirqs_off+0xd/0x30
[   93.933866][  T749]  ? exc_page_fault+0xee/0x100
[   93.934002][  T749]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   93.934174][  T749] RIP: 0033:0x7f64feb6808e
[   93.934319][  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
[   93.934802][  T749] RSP: 002b:00007fff287fda70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.935008][  T749] RAX: ffffffffffffffda RBX: 00007fff287fe218 RCX: 00007f64feb6808e
[   93.935220][  T749] RDX: 0000000000000000 RSI: 00007fff287fdb20 RDI: 0000000000000005
[   93.935422][  T749] RBP: 00007fff287fda80 R08: 0000000000000000 R09: 0000000000000000
[   93.935623][  T749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c582
[   93.935830][  T749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff287fe1f0
[   93.936039][  T749]  </TASK>
[   93.936143][  T749] irq event stamp: 31541
[   93.936245][  T749] hardirqs last  enabled at (31549): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   93.936481][  T749] hardirqs last disabled at (31556): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   93.936717][  T749] softirqs last  enabled at (31166): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   93.936956][  T749] softirqs last disabled at (31093): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   93.937195][  T749] ---[ end trace 0000000000000000 ]---
[   93.937580][  T749] ------------[ cut here ]------------
[   93.937723][  T749] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/749
[   93.937954][  T749] Modules linked in:
[   93.938058][  T749] CPU: 1 UID: 0 PID: 749 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   93.938349][  T749] Tainted: [W]=WARN
[   93.938448][  T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.938611][  T749] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   93.938782][  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 48 ce f0 ff b9 a6 ff ff
[   93.939253][  T749] RSP: 0018:ffa0000001d671b0 EFLAGS: 00010286
[   93.939416][  T749] RAX: 00000000ffffffa6 RBX: ff11000005554040 RCX: 1ff40000003acdfc
[   93.939606][  T749] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055540f0
[   93.939802][  T749] RBP: ff1100000d332000 R08: 1fe2200000aaa81f R09: ff1100000d4bae80
[   93.939994][  T749] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   93.940191][  T749] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[   93.940384][  T749] FS:  00007f64fe92e840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   93.940609][  T749] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.940772][  T749] CR2: 00007f87455fc574 CR3: 000000000d656003 CR4: 0000000000771ef0
[   93.940969][  T749] PKRU: 55555554
[   93.941067][  T749] Call Trace:
[   93.941169][  T749]  <TASK>
[   93.941236][  T749]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   93.941365][  T749]  ? lockdep_hardirqs_on+0x8c/0x130
[   93.941495][  T749]  rtmsg_ifinfo+0x5c/0xb0
[   93.941593][  T749]  ? bond_fill_linkxstats+0x6a0/0x6a0
[   93.941722][  T749]  __dev_notify_flags+0x1b8/0x280
[   93.941857][  T749]  ? netif_change_name+0x8c0/0x8c0
[   93.941988][  T749]  ? lockdep_init_map_type+0x5d/0x250
[   93.942118][  T749]  ? timer_init_key+0x10d/0x280
[   93.942256][  T749]  rtnl_configure_link+0x1ac/0x390
[   93.942386][  T749]  ? bond_newlink+0x9e/0xf0
[   93.942517][  T749]  rtnl_newlink_create+0x353/0x8c0
[   93.942648][  T749]  ? rtnl_create_link+0xf20/0xf20
[   93.942778][  T749]  ? __dev_get_by_name+0x12/0x50
[   93.942913][  T749]  ? rtnl_dev_get+0xd7/0x170
[   93.943049][  T749]  __rtnl_newlink+0x22b/0xa50
[   93.943189][  T749]  rtnl_newlink+0x8d1/0xee0
[   93.943321][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   93.943452][  T749]  ? find_held_lock+0x2b/0x80
[   93.943582][  T749]  ? __rtnl_newlink+0xa50/0xa50
[   93.943713][  T749]  ? mark_usage+0x61/0x170
[   93.943849][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.943984][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.944115][  T749]  ? __rtnl_newlink+0xa50/0xa50
[   93.944251][  T749]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   93.944383][  T749]  ? validate_chain+0x38b/0xc20
[   93.944513][  T749]  ? rtnl_link_fill+0x900/0x900
[   93.944643][  T749]  ? __lock_acquire+0x508/0xc10
[   93.944777][  T749]  ? lock_acquire.part.0+0xbc/0x260
[   93.944912][  T749]  ? find_held_lock+0x2b/0x80
[   93.945042][  T749]  netlink_rcv_skb+0x14e/0x3a0
[   93.945178][  T749]  ? rtnl_link_fill+0x900/0x900
[   93.945310][  T749]  ? netlink_ack+0xcd0/0xcd0
[   93.945445][  T749]  ? netlink_deliver_tap+0xc5/0x330
[   93.945576][  T749]  ? netlink_deliver_tap+0x13c/0x330
[   93.945710][  T749]  netlink_unicast+0x486/0x750
[   93.945846][  T749]  ? netlink_attachskb+0x810/0x810
[   93.945977][  T749]  ? __lock_acquire+0x508/0xc10
[   93.946110][  T749]  netlink_sendmsg+0x735/0xc60
[   93.946247][  T749]  ? netlink_unicast+0x750/0x750
[   93.946379][  T749]  ? __might_fault+0x97/0x140
[   93.946514][  T749]  ____sys_sendmsg+0x419/0x850
[   93.946648][  T749]  ? copy_msghdr_from_user+0x2a0/0x460
[   93.946780][  T749]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   93.946949][  T749]  ? move_addr_to_kernel+0x40/0x40
[   93.947085][  T749]  ___sys_sendmsg+0x14e/0x1d0
[   93.947221][  T749]  ? __lock_release.isra.0+0x6b/0x1a0
[   93.947353][  T749]  ? copy_msghdr_from_user+0x460/0x460
[   93.947495][  T749]  ? lock_vma_under_rcu+0x159/0x410
[   93.947629][  T749]  __sys_sendmsg+0x145/0x1f0
[   93.947762][  T749]  ? __sys_sendmsg_sock+0x20/0x20
[   93.947903][  T749]  ? rcu_is_watching+0x15/0xd0
[   93.948036][  T749]  ? rcu_is_watching+0x15/0xd0
[   93.948265][  T749]  do_syscall_64+0x117/0xfc0
[   93.948399][  T749]  ? trace_hardirqs_off+0xd/0x30
[   93.948530][  T749]  ? exc_page_fault+0xee/0x100
[   93.948663][  T749]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   93.948920][  T749] RIP: 0033:0x7f64feb6808e
[   93.949058][  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
[   93.949621][  T749] RSP: 002b:00007fff287fda70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.949826][  T749] RAX: ffffffffffffffda RBX: 00007fff287fe218 RCX: 00007f64feb6808e
[   93.950110][  T749] RDX: 0000000000000000 RSI: 00007fff287fdb20 RDI: 0000000000000005
[   93.950310][  T749] RBP: 00007fff287fda80 R08: 0000000000000000 R09: 0000000000000000
[   93.950505][  T749] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c582
[   93.950796][  T749] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff287fe1f0
[   93.950998][  T749]  </TASK>
[   93.951097][  T749] irq event stamp: 32543
[   93.951290][  T749] hardirqs last  enabled at (32553): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   93.951517][  T749] hardirqs last disabled at (32560): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   93.951745][  T749] softirqs last  enabled at (31890): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   93.952063][  T749] softirqs last disabled at (31885): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   93.952301][  T749] ---[ end trace 0000000000000000 ]---
[   93.997482][  T752] ------------[ cut here ]------------
[   93.997633][  T752] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/752
[   93.997858][  T752] Modules linked in:
[   93.997959][  T752] CPU: 1 UID: 0 PID: 752 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[   93.998228][  T752] Tainted: [W]=WARN
[   93.998325][  T752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.998489][  T752] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[   93.998653][  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 48 ce f0 ff b9 a6 ff ff
[   93.999136][  T752] RSP: 0018:ffa00000022c7020 EFLAGS: 00010286
[   93.999297][  T752] RAX: 00000000ffffffa6 RBX: ff11000005554940 RCX: 1ff4000000458dca
[   93.999487][  T752] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000055549f0
[   93.999677][  T752] RBP: ff1100000d332000 R08: 1fe2200000aaa93f R09: ff1100000d3e5158
[   93.999869][  T752] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   94.000058][  T752] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   94.000310][  T752] FS:  00007ff8eb4f6840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[   94.000534][  T752] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.000693][  T752] CR2: 00000000202ad988 CR3: 000000000be39004 CR4: 0000000000771ef0
[   94.000888][  T752] PKRU: 55555554
[   94.000985][  T752] Call Trace:
[   94.001079][  T752]  <TASK>
[   94.001201][  T752]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[   94.001331][  T752]  rtmsg_ifinfo+0x5c/0xb0
[   94.001427][  T752]  ? mark_held_locks+0x40/0x70
[   94.001553][  T752]  __dev_notify_flags+0x1b8/0x280
[   94.001682][  T752]  ? netif_change_name+0x8c0/0x8c0
[   94.001815][  T752]  ? __dev_change_flags+0x4a4/0x6d0
[   94.001944][  T752]  ? netif_set_allmulti+0x2c0/0x2c0
[   94.002071][  T752]  ? __lock_release.isra.0+0x6b/0x1a0
[   94.002202][  T752]  ? is_bpf_text_address+0x68/0x110
[   94.002332][  T752]  netif_change_flags+0xfe/0x190
[   94.002460][  T752]  ? unwind_get_return_address+0x67/0xd0
[   94.002588][  T752]  do_setlink.isra.0+0x1d25/0x2a60
[   94.002718][  T752]  ? rtnl_link_get_size+0x350/0x350
[   94.002848][  T752]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[   94.003008][  T752]  ? rcu_read_lock_any_held+0x3c/0x90
[   94.003139][  T752]  ? validate_chain+0x38b/0xc20
[   94.003268][  T752]  ? rcu_read_lock_any_held+0x66/0x90
[   94.003394][  T752]  ? stack_depot_save_flags+0x367/0x770
[   94.003523][  T752]  ? __kernel_text_address+0x12/0x30
[   94.003652][  T752]  ? __lock_acquire+0x508/0xc10
[   94.003780][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   94.003912][  T752]  ? rtnl_newlink+0x883/0xee0
[   94.004038][  T752]  ? rcu_is_watching+0x15/0xd0
[   94.004171][  T752]  ? lock_acquire+0x134/0x160
[   94.004298][  T752]  ? rcu_is_watching+0x15/0xd0
[   94.004423][  T752]  ? rcu_is_watching+0x15/0xd0
[   94.004548][  T752]  ? trace_contention_end+0xb3/0x1a0
[   94.004675][  T752]  ? __mutex_lock+0x1db/0x2010
[   94.004806][  T752]  ? __mutex_lock+0x9b2/0x2010
[   94.004931][  T752]  ? rtnl_newlink+0x883/0xee0
[   94.005058][  T752]  ? ww_mutex_lock+0x160/0x160
[   94.005191][  T752]  ? __rtnl_newlink+0x3fa/0xa50
[   94.005321][  T752]  rtnl_newlink+0x8d1/0xee0
[   94.005450][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   94.005576][  T752]  ? find_held_lock+0x2b/0x80
[   94.005704][  T752]  ? __rtnl_newlink+0xa50/0xa50
[   94.005833][  T752]  ? mark_usage+0x61/0x170
[   94.005960][  T752]  ? __lock_release.isra.0+0x6b/0x1a0
[   94.006088][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   94.006219][  T752]  ? find_held_lock+0x2b/0x80
[   94.006345][  T752]  ? __rtnl_newlink+0xa50/0xa50
[   94.006472][  T752]  ? __lock_release.isra.0+0x6b/0x1a0
[   94.006600][  T752]  ? __rtnl_newlink+0xa50/0xa50
[   94.006726][  T752]  rtnetlink_rcv_msg+0x6fd/0xbd0
[   94.006857][  T752]  ? validate_chain+0x38b/0xc20
[   94.006982][  T752]  ? rtnl_link_fill+0x900/0x900
[   94.007107][  T752]  ? __lock_acquire+0x508/0xc10
[   94.007240][  T752]  ? lock_acquire.part.0+0xbc/0x260
[   94.007365][  T752]  ? find_held_lock+0x2b/0x80
[   94.007493][  T752]  netlink_rcv_skb+0x14e/0x3a0
[   94.007619][  T752]  ? rtnl_link_fill+0x900/0x900
[   94.007746][  T752]  ? netlink_ack+0xcd0/0xcd0
[   94.007880][  T752]  ? netlink_deliver_tap+0xc5/0x330
[   94.008006][  T752]  ? netlink_deliver_tap+0x13c/0x330
[   94.008139][  T752]  netlink_unicast+0x486/0x750
[   94.008268][  T752]  ? netlink_attachskb+0x810/0x810
[   94.008395][  T752]  ? __lock_acquire+0x508/0xc10
[   94.008524][  T752]  netlink_sendmsg+0x735/0xc60
[   94.008652][  T752]  ? netlink_unicast+0x750/0x750
[   94.008782][  T752]  ? __might_fault+0x97/0x140
[   94.008915][  T752]  ____sys_sendmsg+0x419/0x850
[   94.009042][  T752]  ? copy_msghdr_from_user+0x2a0/0x460
[   94.009172][  T752]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[   94.009329][  T752]  ? move_addr_to_kernel+0x40/0x40
[   94.009457][  T752]  ? stack_depot_save_flags+0x367/0x770
[   94.009584][  T752]  ? validate_chain+0x38b/0xc20
[   94.009716][  T752]  ___sys_sendmsg+0x14e/0x1d0
[   94.009846][  T752]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[   94.010005][  T752]  ? copy_msghdr_from_user+0x460/0x460
[   94.010150][  T752]  __sys_sendmsg+0x145/0x1f0
[   94.010278][  T752]  ? __sys_sendmsg_sock+0x20/0x20
[   94.010405][  T752]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[   94.010566][  T752]  ? do_raw_spin_unlock+0x59/0x250
[   94.010697][  T752]  ? rcu_is_watching+0x15/0xd0
[   94.010830][  T752]  do_syscall_64+0x117/0xfc0
[   94.010957][  T752]  ? trace_hardirqs_off+0xd/0x30
[   94.011083][  T752]  ? exc_page_fault+0xee/0x100
[   94.011215][  T752]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   94.011373][  T752] RIP: 0033:0x7ff8eb73008e
[   94.011506][  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
[   94.011960][  T752] RSP: 002b:00007ffccddcc9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.012157][  T752] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff8eb73008e
[   94.012347][  T752] RDX: 0000000000000000 RSI: 00007ffccddccaa0 RDI: 0000000000000005
[   94.012537][  T752] RBP: 00007ffccddcca00 R08: 0000000000000000 R09: 0000000000000000
[   94.012726][  T752] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c582
[   94.012921][  T752] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccddcd170
[   94.013115][  T752]  </TASK>
[   94.013216][  T752] irq event stamp: 20353
[   94.013312][  T752] hardirqs last  enabled at (20361): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[   94.013530][  T752] hardirqs last disabled at (20368): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[   94.013748][  T752] softirqs last  enabled at (19624): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[   94.013971][  T752] softirqs last disabled at (19535): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[   94.014194][  T752] ---[ end trace 0000000000000000 ]---
[  108.977927][  T843] ------------[ cut here ]------------
[  108.978730][  T843] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/843
[  108.979011][  T843] Modules linked in:
[  108.979179][  T843] CPU: 2 UID: 0 PID: 843 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  108.979484][  T843] Tainted: [W]=WARN
[  108.979628][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  108.979837][  T843] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  108.980067][  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 48 ce f0 ff b9 a6 ff ff
[  108.980571][  T843] RSP: 0018:ffa0000002317020 EFLAGS: 00010286
[  108.980781][  T843] RAX: 00000000ffffffa6 RBX: ff11000005554c40 RCX: 1ff4000000462dca
[  108.981021][  T843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005554cf0
[  108.981268][  T843] RBP: ff1100000d332000 R08: 1fe2200000aaa99f R09: ff1100000f5fae58
[  108.981501][  T843] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  108.981739][  T843] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  108.981988][  T843] FS:  00007f2100220840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  108.982272][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.982479][  T843] CR2: 00007f21004f01a0 CR3: 000000000d10c002 CR4: 0000000000771ef0
[  108.982718][  T843] PKRU: 55555554
[  108.982860][  T843] Call Trace:
[  108.983012][  T843]  <TASK>
[  108.983139][  T843]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  108.983318][  T843]  rtmsg_ifinfo+0x5c/0xb0
[  108.983465][  T843]  ? mark_held_locks+0x40/0x70
[  108.983641][  T843]  __dev_notify_flags+0x1b8/0x280
[  108.983818][  T843]  ? netif_change_name+0x8c0/0x8c0
[  108.983999][  T843]  ? __dev_change_flags+0x288/0x6d0
[  108.984188][  T843]  ? netif_set_allmulti+0x2c0/0x2c0
[  108.984363][  T843]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.984539][  T843]  ? is_bpf_text_address+0x68/0x110
[  108.984720][  T843]  netif_change_flags+0xfe/0x190
[  108.984895][  T843]  ? unwind_get_return_address+0x67/0xd0
[  108.985080][  T843]  do_setlink.isra.0+0x1d25/0x2a60
[  108.985270][  T843]  ? rtnl_link_get_size+0x350/0x350
[  108.985447][  T843]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  108.985652][  T843]  ? rcu_read_lock_any_held+0x3c/0x90
[  108.985827][  T843]  ? validate_chain+0x38b/0xc20
[  108.986012][  T843]  ? rcu_read_lock_any_held+0x66/0x90
[  108.986200][  T843]  ? stack_depot_save_flags+0x367/0x770
[  108.986376][  T843]  ? __kernel_text_address+0x12/0x30
[  108.986551][  T843]  ? __lock_acquire+0x508/0xc10
[  108.986729][  T843]  ? lock_acquire.part.0+0xbc/0x260
[  108.986904][  T843]  ? rtnl_newlink+0x883/0xee0
[  108.987087][  T843]  ? rcu_is_watching+0x15/0xd0
[  108.987273][  T843]  ? lock_acquire+0x134/0x160
[  108.987446][  T843]  ? rcu_is_watching+0x15/0xd0
[  108.987622][  T843]  ? rcu_is_watching+0x15/0xd0
[  108.987797][  T843]  ? trace_contention_end+0xb3/0x1a0
[  108.987979][  T843]  ? __mutex_lock+0x1db/0x2010
[  108.988167][  T843]  ? __mutex_lock+0x9b2/0x2010
[  108.988346][  T843]  ? rtnl_newlink+0x883/0xee0
[  108.988522][  T843]  ? ww_mutex_lock+0x160/0x160
[  108.988698][  T843]  ? __rtnl_newlink+0x3fa/0xa50
[  108.988875][  T843]  rtnl_newlink+0x8d1/0xee0
[  108.989059][  T843]  ? lock_acquire.part.0+0xbc/0x260
[  108.989243][  T843]  ? find_held_lock+0x2b/0x80
[  108.989417][  T843]  ? __rtnl_newlink+0xa50/0xa50
[  108.989590][  T843]  ? mark_usage+0x61/0x170
[  108.989764][  T843]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.989949][  T843]  ? lock_acquire.part.0+0xbc/0x260
[  108.990137][  T843]  ? find_held_lock+0x2b/0x80
[  108.990313][  T843]  ? __rtnl_newlink+0xa50/0xa50
[  108.990571][  T843]  ? __lock_release.isra.0+0x6b/0x1a0
[  108.990748][  T843]  ? __rtnl_newlink+0xa50/0xa50
[  108.990928][  T843]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  108.991101][  T843]  ? validate_chain+0x38b/0xc20
[  108.991367][  T843]  ? rtnl_link_fill+0x900/0x900
[  108.991539][  T843]  ? __lock_acquire+0x508/0xc10
[  108.991717][  T843]  ? lock_acquire.part.0+0xbc/0x260
[  108.991889][  T843]  ? find_held_lock+0x2b/0x80
[  108.992166][  T843]  netlink_rcv_skb+0x14e/0x3a0
[  108.992338][  T843]  ? rtnl_link_fill+0x900/0x900
[  108.992510][  T843]  ? netlink_ack+0xcd0/0xcd0
[  108.992687][  T843]  ? netlink_deliver_tap+0xc5/0x330
[  108.992948][  T843]  ? netlink_deliver_tap+0x13c/0x330
[  108.993137][  T843]  netlink_unicast+0x486/0x750
[  108.993311][  T843]  ? netlink_attachskb+0x810/0x810
[  108.993485][  T843]  ? __lock_acquire+0x508/0xc10
[  108.993746][  T843]  netlink_sendmsg+0x735/0xc60
[  108.993929][  T843]  ? netlink_unicast+0x750/0x750
[  108.994102][  T843]  ? __might_fault+0x97/0x140
[  108.994290][  T843]  ____sys_sendmsg+0x419/0x850
[  108.994548][  T843]  ? copy_msghdr_from_user+0x2a0/0x460
[  108.994721][  T843]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  108.994931][  T843]  ? move_addr_to_kernel+0x40/0x40
[  108.995108][  T843]  ? stack_depot_save_flags+0x367/0x770
[  108.995300][  T843]  ? validate_chain+0x38b/0xc20
[  108.995477][  T843]  ___sys_sendmsg+0x14e/0x1d0
[  108.995651][  T843]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  108.995947][  T843]  ? copy_msghdr_from_user+0x460/0x460
[  108.996146][  T843]  __sys_sendmsg+0x145/0x1f0
[  108.996320][  T843]  ? __sys_sendmsg_sock+0x20/0x20
[  108.996494][  T843]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  108.996784][  T843]  ? do_raw_spin_unlock+0x59/0x250
[  108.996966][  T843]  ? rcu_is_watching+0x15/0xd0
[  108.997155][  T843]  do_syscall_64+0x117/0xfc0
[  108.997330][  T843]  ? trace_hardirqs_off+0xd/0x30
[  108.997587][  T843]  ? exc_page_fault+0xee/0x100
[  108.997763][  T843]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  108.997976][  T843] RIP: 0033:0x7f210045a08e
[  108.998172][  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
[  108.998760][  T843] RSP: 002b:00007fff67da90c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  108.999097][  T843] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f210045a08e
[  108.999350][  T843] RDX: 0000000000000000 RSI: 00007fff67da9170 RDI: 0000000000000005
[  108.999590][  T843] RBP: 00007fff67da90d0 R08: 0000000000000000 R09: 0000000000000000
[  108.999923][  T843] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c591
[  109.000169][  T843] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff67da9840
[  109.000497][  T843]  </TASK>
[  109.000639][  T843] irq event stamp: 17881
[  109.000783][  T843] hardirqs last  enabled at (17891): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  109.001062][  T843] hardirqs last disabled at (17900): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  109.001425][  T843] softirqs last  enabled at (16782): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  109.001694][  T843] softirqs last disabled at (16769): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  109.002052][  T843] ---[ end trace 0000000000000000 ]---
[  109.025995][  T844] ------------[ cut here ]------------
[  109.026147][  T844] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/844
[  109.026365][  T844] Modules linked in:
[  109.026463][  T844] CPU: 0 UID: 0 PID: 844 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.026712][  T844] Tainted: [W]=WARN
[  109.026807][  T844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.026966][  T844] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.027134][  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 48 ce f0 ff b9 a6 ff ff
[  109.027563][  T844] RSP: 0018:ffa0000001857190 EFLAGS: 00010286
[  109.027717][  T844] RAX: 00000000ffffffa6 RBX: ff1100000d68cdc0 RCX: 1ff400000030adf8
[  109.027900][  T844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d68ce70
[  109.028091][  T844] RBP: ff1100000d332000 R08: 1fe2200001ad19cf R09: ff1100000f5fd158
[  109.028278][  T844] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  109.028459][  T844] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  109.028641][  T844] FS:  00007fdcd6ed7840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  109.028856][  T844] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.029014][  T844] CR2: 0000000012e9a988 CR3: 000000000cacc002 CR4: 0000000000771ef0
[  109.029199][  T844] PKRU: 55555554
[  109.029290][  T844] Call Trace:
[  109.029380][  T844]  <TASK>
[  109.029443][  T844]  unregister_netdevice_many_notify+0xce3/0x1b30
[  109.029598][  T844]  ? unregister_netdevice_queued+0x80/0x80
[  109.029750][  T844]  ? mutex_is_locked+0x1c/0x50
[  109.029870][  T844]  ? rtnl_is_locked+0x15/0x20
[  109.029995][  T844]  ? unregister_netdevice_queue+0x6a/0x470
[  109.030153][  T844]  ? mark_usage+0x61/0x170
[  109.030279][  T844]  rtnl_dellink+0x4a0/0xae0
[  109.030400][  T844]  ? lock_acquire.part.0+0xbc/0x260
[  109.030521][  T844]  ? find_held_lock+0x2b/0x80
[  109.030643][  T844]  ? rtnl_mdb_del+0x580/0x580
[  109.030769][  T844]  ? mark_usage+0x61/0x170
[  109.030895][  T844]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.031038][  T844]  ? lock_acquire.part.0+0xbc/0x260
[  109.031164][  T844]  ? find_held_lock+0x2b/0x80
[  109.031286][  T844]  ? mark_usage+0x61/0x170
[  109.031405][  T844]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.031525][  T844]  ? __lock_acquire+0x508/0xc10
[  109.031648][  T844]  ? bpf_address_lookup+0x202/0x290
[  109.031772][  T844]  ? lock_acquire.part.0+0xbc/0x260
[  109.031892][  T844]  ? find_held_lock+0x2b/0x80
[  109.032018][  T844]  ? rtnl_mdb_del+0x580/0x580
[  109.032143][  T844]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.032267][  T844]  ? rtnl_mdb_del+0x580/0x580
[  109.032390][  T844]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  109.032512][  T844]  ? validate_chain+0x38b/0xc20
[  109.032634][  T844]  ? rtnl_link_fill+0x900/0x900
[  109.032755][  T844]  ? __lock_acquire+0x508/0xc10
[  109.032878][  T844]  ? lock_acquire.part.0+0xbc/0x260
[  109.033003][  T844]  ? find_held_lock+0x2b/0x80
[  109.033132][  T844]  netlink_rcv_skb+0x14e/0x3a0
[  109.033256][  T844]  ? rtnl_link_fill+0x900/0x900
[  109.033377][  T844]  ? netlink_ack+0xcd0/0xcd0
[  109.033504][  T844]  ? netlink_deliver_tap+0xc5/0x330
[  109.033624][  T844]  ? netlink_deliver_tap+0x13c/0x330
[  109.033747][  T844]  netlink_unicast+0x486/0x750
[  109.033874][  T844]  ? netlink_attachskb+0x810/0x810
[  109.034001][  T844]  ? __lock_acquire+0x508/0xc10
[  109.034122][  T844]  netlink_sendmsg+0x735/0xc60
[  109.034249][  T844]  ? netlink_unicast+0x750/0x750
[  109.034372][  T844]  ? __might_fault+0x97/0x140
[  109.034497][  T844]  ____sys_sendmsg+0x419/0x850
[  109.034618][  T844]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.034744][  T844]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.034894][  T844]  ? move_addr_to_kernel+0x40/0x40
[  109.035025][  T844]  ? stack_depot_save_flags+0x367/0x770
[  109.035152][  T844]  ? validate_chain+0x38b/0xc20
[  109.035284][  T844]  ___sys_sendmsg+0x14e/0x1d0
[  109.035404][  T844]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.035555][  T844]  ? copy_msghdr_from_user+0x460/0x460
[  109.035688][  T844]  __sys_sendmsg+0x145/0x1f0
[  109.035809][  T844]  ? __sys_sendmsg_sock+0x20/0x20
[  109.035934][  T844]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.036087][  T844]  ? do_raw_spin_unlock+0x59/0x250
[  109.036214][  T844]  ? rcu_is_watching+0x15/0xd0
[  109.036337][  T844]  do_syscall_64+0x117/0xfc0
[  109.036459][  T844]  ? trace_hardirqs_off+0xd/0x30
[  109.036580][  T844]  ? exc_page_fault+0xee/0x100
[  109.036702][  T844]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.036853][  T844] RIP: 0033:0x7fdcd711108e
[  109.036986][  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
[  109.037429][  T844] RSP: 002b:00007fff82fbaef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.037611][  T844] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fdcd711108e
[  109.037792][  T844] RDX: 0000000000000000 RSI: 00007fff82fbafa0 RDI: 0000000000000005
[  109.037976][  T844] RBP: 00007fff82fbaf00 R08: 0000000000000000 R09: 0000000000000000
[  109.038173][  T844] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c591
[  109.038352][  T844] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff82fbb670
[  109.038538][  T844]  </TASK>
[  109.038629][  T844] irq event stamp: 15451
[  109.038720][  T844] hardirqs last  enabled at (15459): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  109.038936][  T844] hardirqs last disabled at (15466): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  109.039153][  T844] softirqs last  enabled at (14696): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  109.039363][  T844] softirqs last disabled at (14694): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  109.039572][  T844] ---[ end trace 0000000000000000 ]---
[  109.039725][  T844] bond0 (unregistering): Released all slaves
[  109.106339][  T845] ------------[ cut here ]------------
[  109.106498][  T845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/845
[  109.106735][  T845] Modules linked in:
[  109.106843][  T845] CPU: 3 UID: 0 PID: 845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.107137][  T845] Tainted: [W]=WARN
[  109.107244][  T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.107416][  T845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.107596][  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 48 ce f0 ff b9 a6 ff ff
[  109.108083][  T845] RSP: 0018:ffa0000002777028 EFLAGS: 00010286
[  109.108380][  T845] RAX: 00000000ffffffa6 RBX: ff1100000b3e3cc0 RCX: 1ff40000004eedcb
[  109.108585][  T845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3e3d70
[  109.108788][  T845] RBP: ff11000004baa000 R08: 1fe220000167c7af R09: ff1100000c6b0b80
[  109.108997][  T845] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  109.109211][  T845] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  109.109416][  T845] FS:  00007f628db4c840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  109.109657][  T845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.109830][  T845] CR2: 000000000043f600 CR3: 000000000f160002 CR4: 0000000000771ef0
[  109.110038][  T845] PKRU: 55555554
[  109.110144][  T845] Call Trace:
[  109.110247][  T845]  <TASK>
[  109.110317][  T845]  ? rcu_is_watching+0x15/0xd0
[  109.110453][  T845]  rtnetlink_event+0xe0/0x1f0
[  109.110594][  T845]  notifier_call_chain+0xb0/0x320
[  109.110734][  T845]  netdev_update_features+0xa9/0xb0
[  109.110874][  T845]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  109.111051][  T845]  bond_option_mode_set+0x316/0x500
[  109.111194][  T845]  __bond_opt_set+0x1b1/0x390
[  109.111330][  T845]  ? pcpu_alloc+0x11/0x440
[  109.111468][  T845]  bond_changelink+0x17c/0x23f0
[  109.111605][  T845]  ? lockdep_hardirqs_on+0x8c/0x130
[  109.111744][  T845]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  109.111912][  T845]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  109.112083][  T845]  ? __debug_object_init+0x2b7/0x3b0
[  109.112223][  T845]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  109.112357][  T845]  ? debug_object_assert_init+0x340/0x340
[  109.112495][  T845]  ? lockdep_init_map_type+0x5d/0x250
[  109.112631][  T845]  ? timer_init_key+0x10d/0x280
[  109.112768][  T845]  bond_newlink+0x9e/0xf0
[  109.112871][  T845]  rtnl_newlink_create+0x2da/0x8c0
[  109.113012][  T845]  ? rtnl_create_link+0xf20/0xf20
[  109.113153][  T845]  ? __dev_get_by_name+0x12/0x50
[  109.113289][  T845]  ? rtnl_dev_get+0xd7/0x170
[  109.113428][  T845]  __rtnl_newlink+0x22b/0xa50
[  109.113568][  T845]  rtnl_newlink+0x8d1/0xee0
[  109.113710][  T845]  ? lock_acquire.part.0+0xbc/0x260
[  109.113844][  T845]  ? find_held_lock+0x2b/0x80
[  109.113982][  T845]  ? __rtnl_newlink+0xa50/0xa50
[  109.114116][  T845]  ? mark_usage+0x61/0x170
[  109.114259][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.114397][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.114534][  T845]  ? __rtnl_newlink+0xa50/0xa50
[  109.114669][  T845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  109.114803][  T845]  ? validate_chain+0x38b/0xc20
[  109.114942][  T845]  ? rtnl_link_fill+0x900/0x900
[  109.115077][  T845]  ? __lock_acquire+0x508/0xc10
[  109.115219][  T845]  ? lock_acquire.part.0+0xbc/0x260
[  109.115353][  T845]  ? find_held_lock+0x2b/0x80
[  109.115488][  T845]  netlink_rcv_skb+0x14e/0x3a0
[  109.115624][  T845]  ? rtnl_link_fill+0x900/0x900
[  109.115759][  T845]  ? netlink_ack+0xcd0/0xcd0
[  109.115896][  T845]  ? netlink_deliver_tap+0xc5/0x330
[  109.116034][  T845]  ? netlink_deliver_tap+0x13c/0x330
[  109.116175][  T845]  netlink_unicast+0x486/0x750
[  109.116313][  T845]  ? netlink_attachskb+0x810/0x810
[  109.116448][  T845]  ? __lock_acquire+0x508/0xc10
[  109.116585][  T845]  netlink_sendmsg+0x735/0xc60
[  109.116723][  T845]  ? netlink_unicast+0x750/0x750
[  109.116862][  T845]  ? __might_fault+0x97/0x140
[  109.117005][  T845]  ____sys_sendmsg+0x419/0x850
[  109.117144][  T845]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.117278][  T845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.117444][  T845]  ? move_addr_to_kernel+0x40/0x40
[  109.117584][  T845]  ___sys_sendmsg+0x14e/0x1d0
[  109.117720][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.117855][  T845]  ? copy_msghdr_from_user+0x460/0x460
[  109.118001][  T845]  ? lock_vma_under_rcu+0x159/0x410
[  109.118143][  T845]  __sys_sendmsg+0x145/0x1f0
[  109.118279][  T845]  ? __sys_sendmsg_sock+0x20/0x20
[  109.118419][  T845]  ? rcu_is_watching+0x15/0xd0
[  109.118553][  T845]  ? rcu_is_watching+0x15/0xd0
[  109.118690][  T845]  do_syscall_64+0x117/0xfc0
[  109.118828][  T845]  ? trace_hardirqs_off+0xd/0x30
[  109.118966][  T845]  ? exc_page_fault+0xee/0x100
[  109.119101][  T845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.119272][  T845] RIP: 0033:0x7f628dd8608e
[  109.119413][  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
[  109.119897][  T845] RSP: 002b:00007ffcbd7504a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.120105][  T845] RAX: ffffffffffffffda RBX: 00007ffcbd750c48 RCX: 00007f628dd8608e
[  109.120312][  T845] RDX: 0000000000000000 RSI: 00007ffcbd750550 RDI: 0000000000000005
[  109.120515][  T845] RBP: 00007ffcbd7504b0 R08: 0000000000000000 R09: 0000000000000000
[  109.120719][  T845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c591
[  109.120928][  T845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbd750c20
[  109.121141][  T845]  </TASK>
[  109.121243][  T845] irq event stamp: 29401
[  109.121345][  T845] hardirqs last  enabled at (29409): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  109.121581][  T845] hardirqs last disabled at (29416): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  109.121814][  T845] softirqs last  enabled at (28726): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  109.122054][  T845] softirqs last disabled at (28709): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  109.122292][  T845] ---[ end trace 0000000000000000 ]---
[  109.122616][  T845] ------------[ cut here ]------------
[  109.122749][  T845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/845
[  109.122974][  T845] Modules linked in:
[  109.123074][  T845] CPU: 3 UID: 0 PID: 845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.123342][  T845] Tainted: [W]=WARN
[  109.123440][  T845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.123603][  T845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.123774][  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 48 ce f0 ff b9 a6 ff ff
[  109.124564][  T845] RSP: 0018:ffa00000027771b0 EFLAGS: 00010286
[  109.124729][  T845] RAX: 00000000ffffffa6 RBX: ff11000004af8040 RCX: 1ff40000004eedfc
[  109.124928][  T845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004af80f0
[  109.125121][  T845] RBP: ff11000004baa000 R08: 1fe220000095f01f R09: ff1100000c6b0b80
[  109.125370][  T845] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  109.125563][  T845] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  109.125758][  T845] FS:  00007f628db4c840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  109.125989][  T845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.126207][  T845] CR2: 000000000043f600 CR3: 000000000f160002 CR4: 0000000000771ef0
[  109.126402][  T845] PKRU: 55555554
[  109.126498][  T845] Call Trace:
[  109.126595][  T845]  <TASK>
[  109.126718][  T845]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.126850][  T845]  ? lockdep_hardirqs_on+0x8c/0x130
[  109.126985][  T845]  rtmsg_ifinfo+0x5c/0xb0
[  109.127084][  T845]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  109.127269][  T845]  __dev_notify_flags+0x1b8/0x280
[  109.127401][  T845]  ? netif_change_name+0x8c0/0x8c0
[  109.127534][  T845]  ? lockdep_init_map_type+0x5d/0x250
[  109.127665][  T845]  ? timer_init_key+0x10d/0x280
[  109.127797][  T845]  rtnl_configure_link+0x1ac/0x390
[  109.127930][  T845]  ? bond_newlink+0x9e/0xf0
[  109.128061][  T845]  rtnl_newlink_create+0x353/0x8c0
[  109.128248][  T845]  ? rtnl_create_link+0xf20/0xf20
[  109.128380][  T845]  ? __dev_get_by_name+0x12/0x50
[  109.128511][  T845]  ? rtnl_dev_get+0xd7/0x170
[  109.128647][  T845]  __rtnl_newlink+0x22b/0xa50
[  109.128783][  T845]  rtnl_newlink+0x8d1/0xee0
[  109.128919][  T845]  ? lock_acquire.part.0+0xbc/0x260
[  109.129049][  T845]  ? find_held_lock+0x2b/0x80
[  109.129235][  T845]  ? __rtnl_newlink+0xa50/0xa50
[  109.129366][  T845]  ? mark_usage+0x61/0x170
[  109.129497][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.129632][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.129763][  T845]  ? __rtnl_newlink+0xa50/0xa50
[  109.129894][  T845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  109.130028][  T845]  ? validate_chain+0x38b/0xc20
[  109.130216][  T845]  ? rtnl_link_fill+0x900/0x900
[  109.130346][  T845]  ? __lock_acquire+0x508/0xc10
[  109.130477][  T845]  ? lock_acquire.part.0+0xbc/0x260
[  109.130608][  T845]  ? find_held_lock+0x2b/0x80
[  109.130740][  T845]  netlink_rcv_skb+0x14e/0x3a0
[  109.130882][  T845]  ? rtnl_link_fill+0x900/0x900
[  109.131026][  T845]  ? netlink_ack+0xcd0/0xcd0
[  109.131225][  T845]  ? netlink_deliver_tap+0xc5/0x330
[  109.131362][  T845]  ? netlink_deliver_tap+0x13c/0x330
[  109.131500][  T845]  netlink_unicast+0x486/0x750
[  109.131632][  T845]  ? netlink_attachskb+0x810/0x810
[  109.131762][  T845]  ? __lock_acquire+0x508/0xc10
[  109.131893][  T845]  netlink_sendmsg+0x735/0xc60
[  109.132030][  T845]  ? netlink_unicast+0x750/0x750
[  109.132218][  T845]  ? __might_fault+0x97/0x140
[  109.132350][  T845]  ____sys_sendmsg+0x419/0x850
[  109.132480][  T845]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.132611][  T845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.132775][  T845]  ? move_addr_to_kernel+0x40/0x40
[  109.132910][  T845]  ___sys_sendmsg+0x14e/0x1d0
[  109.133048][  T845]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.133234][  T845]  ? copy_msghdr_from_user+0x460/0x460
[  109.133372][  T845]  ? lock_vma_under_rcu+0x159/0x410
[  109.133504][  T845]  __sys_sendmsg+0x145/0x1f0
[  109.133634][  T845]  ? __sys_sendmsg_sock+0x20/0x20
[  109.133766][  T845]  ? rcu_is_watching+0x15/0xd0
[  109.133894][  T845]  ? rcu_is_watching+0x15/0xd0
[  109.134029][  T845]  do_syscall_64+0x117/0xfc0
[  109.134213][  T845]  ? trace_hardirqs_off+0xd/0x30
[  109.134343][  T845]  ? exc_page_fault+0xee/0x100
[  109.134473][  T845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.134634][  T845] RIP: 0033:0x7f628dd8608e
[  109.134770][  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
[  109.135290][  T845] RSP: 002b:00007ffcbd7504a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.135486][  T845] RAX: ffffffffffffffda RBX: 00007ffcbd750c48 RCX: 00007f628dd8608e
[  109.135683][  T845] RDX: 0000000000000000 RSI: 00007ffcbd750550 RDI: 0000000000000005
[  109.135876][  T845] RBP: 00007ffcbd7504b0 R08: 0000000000000000 R09: 0000000000000000
[  109.136074][  T845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c591
[  109.136280][  T845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbd750c20
[  109.136481][  T845]  </TASK>
[  109.136577][  T845] irq event stamp: 32019
[  109.136674][  T845] hardirqs last  enabled at (32027): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  109.136899][  T845] hardirqs last disabled at (32034): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  109.137218][  T845] softirqs last  enabled at (32000): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  109.137444][  T845] softirqs last disabled at (31975): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  109.137756][  T845] ---[ end trace 0000000000000000 ]---
[  109.180196][  T848] ------------[ cut here ]------------
[  109.180345][  T848] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/848
[  109.180573][  T848] Modules linked in:
[  109.180675][  T848] CPU: 3 UID: 0 PID: 848 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  109.180948][  T848] Tainted: [W]=WARN
[  109.181047][  T848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.181214][  T848] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  109.181382][  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 48 ce f0 ff b9 a6 ff ff
[  109.181840][  T848] RSP: 0018:ffa0000002797020 EFLAGS: 00010286
[  109.182008][  T848] RAX: 00000000ffffffa6 RBX: ff11000004af8940 RCX: 1ff40000004f2dca
[  109.182207][  T848] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004af89f0
[  109.182398][  T848] RBP: ff11000004baa000 R08: 1fe220000095f13f R09: ff1100000f518b58
[  109.182589][  T848] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  109.182783][  T848] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  109.182981][  T848] FS:  00007fa73b5b0840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  109.183213][  T848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.183375][  T848] CR2: 00007fa73b8801a0 CR3: 000000000bea6001 CR4: 0000000000771ef0
[  109.183572][  T848] PKRU: 55555554
[  109.183670][  T848] Call Trace:
[  109.183765][  T848]  <TASK>
[  109.183833][  T848]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  109.183969][  T848]  rtmsg_ifinfo+0x5c/0xb0
[  109.184076][  T848]  ? mark_held_locks+0x40/0x70
[  109.184216][  T848]  __dev_notify_flags+0x1b8/0x280
[  109.184357][  T848]  ? netif_change_name+0x8c0/0x8c0
[  109.184492][  T848]  ? __dev_change_flags+0x4a4/0x6d0
[  109.184628][  T848]  ? netif_set_allmulti+0x2c0/0x2c0
[  109.184760][  T848]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.184891][  T848]  ? is_bpf_text_address+0x68/0x110
[  109.185028][  T848]  netif_change_flags+0xfe/0x190
[  109.185218][  T848]  ? unwind_get_return_address+0x67/0xd0
[  109.185400][  T848]  do_setlink.isra.0+0x1d25/0x2a60
[  109.185532][  T848]  ? rtnl_link_get_size+0x350/0x350
[  109.185661][  T848]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  109.185818][  T848]  ? rcu_read_lock_any_held+0x3c/0x90
[  109.185951][  T848]  ? validate_chain+0x38b/0xc20
[  109.186079][  T848]  ? rcu_read_lock_any_held+0x66/0x90
[  109.186298][  T848]  ? stack_depot_save_flags+0x367/0x770
[  109.186427][  T848]  ? __kernel_text_address+0x12/0x30
[  109.186555][  T848]  ? __lock_acquire+0x508/0xc10
[  109.186686][  T848]  ? lock_acquire.part.0+0xbc/0x260
[  109.186814][  T848]  ? rtnl_newlink+0x883/0xee0
[  109.186945][  T848]  ? rcu_is_watching+0x15/0xd0
[  109.187072][  T848]  ? lock_acquire+0x134/0x160
[  109.187289][  T848]  ? rcu_is_watching+0x15/0xd0
[  109.187416][  T848]  ? rcu_is_watching+0x15/0xd0
[  109.187544][  T848]  ? trace_contention_end+0xb3/0x1a0
[  109.187672][  T848]  ? __mutex_lock+0x1db/0x2010
[  109.187799][  T848]  ? __mutex_lock+0x9b2/0x2010
[  109.187931][  T848]  ? rtnl_newlink+0x883/0xee0
[  109.188060][  T848]  ? ww_mutex_lock+0x160/0x160
[  109.188254][  T848]  ? __rtnl_newlink+0x3fa/0xa50
[  109.188387][  T848]  rtnl_newlink+0x8d1/0xee0
[  109.188516][  T848]  ? lock_acquire.part.0+0xbc/0x260
[  109.188643][  T848]  ? find_held_lock+0x2b/0x80
[  109.188773][  T848]  ? __rtnl_newlink+0xa50/0xa50
[  109.188900][  T848]  ? mark_usage+0x61/0x170
[  109.189030][  T848]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.189245][  T848]  ? lock_acquire.part.0+0xbc/0x260
[  109.189371][  T848]  ? find_held_lock+0x2b/0x80
[  109.189505][  T848]  ? __rtnl_newlink+0xa50/0xa50
[  109.189635][  T848]  ? __lock_release.isra.0+0x6b/0x1a0
[  109.189764][  T848]  ? __rtnl_newlink+0xa50/0xa50
[  109.189892][  T848]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  109.190023][  T848]  ? validate_chain+0x38b/0xc20
[  109.190227][  T848]  ? rtnl_link_fill+0x900/0x900
[  109.190355][  T848]  ? __lock_acquire+0x508/0xc10
[  109.190484][  T848]  ? lock_acquire.part.0+0xbc/0x260
[  109.190611][  T848]  ? find_held_lock+0x2b/0x80
[  109.190742][  T848]  netlink_rcv_skb+0x14e/0x3a0
[  109.190869][  T848]  ? rtnl_link_fill+0x900/0x900
[  109.190998][  T848]  ? netlink_ack+0xcd0/0xcd0
[  109.191153][  T848]  ? netlink_deliver_tap+0xc5/0x330
[  109.191281][  T848]  ? netlink_deliver_tap+0x13c/0x330
[  109.191410][  T848]  netlink_unicast+0x486/0x750
[  109.191540][  T848]  ? netlink_attachskb+0x810/0x810
[  109.191669][  T848]  ? __lock_acquire+0x508/0xc10
[  109.191798][  T848]  netlink_sendmsg+0x735/0xc60
[  109.191931][  T848]  ? netlink_unicast+0x750/0x750
[  109.192063][  T848]  ? __might_fault+0x97/0x140
[  109.192197][  T848]  ____sys_sendmsg+0x419/0x850
[  109.192325][  T848]  ? copy_msghdr_from_user+0x2a0/0x460
[  109.192458][  T848]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  109.192616][  T848]  ? move_addr_to_kernel+0x40/0x40
[  109.192748][  T848]  ? stack_depot_save_flags+0x367/0x770
[  109.192880][  T848]  ? validate_chain+0x38b/0xc20
[  109.193015][  T848]  ___sys_sendmsg+0x14e/0x1d0
[  109.193146][  T848]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  109.193310][  T848]  ? copy_msghdr_from_user+0x460/0x460
[  109.193455][  T848]  __sys_sendmsg+0x145/0x1f0
[  109.193584][  T848]  ? __sys_sendmsg_sock+0x20/0x20
[  109.193714][  T848]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  109.193876][  T848]  ? do_raw_spin_unlock+0x59/0x250
[  109.194011][  T848]  ? rcu_is_watching+0x15/0xd0
[  109.194142][  T848]  do_syscall_64+0x117/0xfc0
[  109.194270][  T848]  ? trace_hardirqs_off+0xd/0x30
[  109.194397][  T848]  ? exc_page_fault+0xee/0x100
[  109.194526][  T848]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  109.194685][  T848] RIP: 0033:0x7fa73b7ea08e
[  109.194819][  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
[  109.195280][  T848] RSP: 002b:00007fffbf5a54d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.195471][  T848] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa73b7ea08e
[  109.195661][  T848] RDX: 0000000000000000 RSI: 00007fffbf5a5580 RDI: 0000000000000005
[  109.195851][  T848] RBP: 00007fffbf5a54e0 R08: 0000000000000000 R09: 0000000000000000
[  109.196044][  T848] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c591
[  109.196237][  T848] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbf5a5c50
[  109.196434][  T848]  </TASK>
[  109.196529][  T848] irq event stamp: 17589
[  109.196624][  T848] hardirqs last  enabled at (17597): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  109.196842][  T848] hardirqs last disabled at (17604): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  109.197066][  T848] softirqs last  enabled at (17292): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  109.197293][  T848] softirqs last disabled at (17251): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  109.197514][  T848] ---[ end trace 0000000000000000 ]---
[  124.544457][  T943] ------------[ cut here ]------------
[  124.544636][  T943] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/943
[  124.544873][  T943] Modules linked in:
[  124.544981][  T943] CPU: 0 UID: 0 PID: 943 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.545264][  T943] Tainted: [W]=WARN
[  124.545366][  T943] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.545529][  T943] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.545706][  T943] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  124.546518][  T943] RSP: 0018:ffa0000002c771b0 EFLAGS: 00010286
[  124.546689][  T943] RAX: 00000000ffffffa6 RBX: ff1100000c5204c0 RCX: 1ff400000058edfc
[  124.546887][  T943] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c520570
[  124.547090][  T943] RBP: ff1100000c4fa000 R08: 1fe22000018a40af R09: ff1100000c605180
[  124.547371][  T943] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  124.547573][  T943] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  124.547771][  T943] FS:  00007f9bc76aa840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  124.548007][  T943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.548271][  T943] CR2: 00007f9bc7984cb0 CR3: 000000000c463002 CR4: 0000000000771ef0
[  124.548473][  T943] PKRU: 55555554
[  124.548574][  T943] Call Trace:
[  124.548751][  T943]  <TASK>
[  124.548821][  T943]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.548956][  T943]  ? lockdep_hardirqs_on+0x8c/0x130
[  124.549096][  T943]  rtmsg_ifinfo+0x5c/0xb0
[  124.549273][  T943]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  124.549407][  T943]  __dev_notify_flags+0x1b8/0x280
[  124.549544][  T943]  ? netif_change_name+0x8c0/0x8c0
[  124.549679][  T943]  ? lockdep_init_map_type+0x5d/0x250
[  124.549817][  T943]  ? timer_init_key+0x10d/0x280
[  124.549953][  T943]  rtnl_configure_link+0x1ac/0x390
[  124.550091][  T943]  ? bond_newlink+0x9e/0xf0
[  124.550293][  T943]  rtnl_newlink_create+0x353/0x8c0
[  124.550429][  T943]  ? rtnl_create_link+0xf20/0xf20
[  124.550562][  T943]  ? __dev_get_by_name+0x12/0x50
[  124.550696][  T943]  ? rtnl_dev_get+0xd7/0x170
[  124.550838][  T943]  __rtnl_newlink+0x22b/0xa50
[  124.550978][  T943]  rtnl_newlink+0x8d1/0xee0
[  124.551120][  T943]  ? lock_acquire.part.0+0xbc/0x260
[  124.551515][  T943]  ? find_held_lock+0x2b/0x80
[  124.551648][  T943]  ? __rtnl_newlink+0xa50/0xa50
[  124.551784][  T943]  ? mark_usage+0x61/0x170
[  124.551917][  T943]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.552058][  T943]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.552250][  T943]  ? __rtnl_newlink+0xa50/0xa50
[  124.552386][  T943]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  124.552520][  T943]  ? validate_chain+0x38b/0xc20
[  124.552747][  T943]  ? rtnl_link_fill+0x900/0x900
[  124.552880][  T943]  ? __lock_acquire+0x508/0xc10
[  124.553012][  T943]  ? lock_acquire.part.0+0xbc/0x260
[  124.553229][  T943]  ? find_held_lock+0x2b/0x80
[  124.553362][  T943]  netlink_rcv_skb+0x14e/0x3a0
[  124.553494][  T943]  ? rtnl_link_fill+0x900/0x900
[  124.553714][  T943]  ? netlink_ack+0xcd0/0xcd0
[  124.553849][  T943]  ? netlink_deliver_tap+0xc5/0x330
[  124.553980][  T943]  ? netlink_deliver_tap+0x13c/0x330
[  124.554119][  T943]  netlink_unicast+0x486/0x750
[  124.554363][  T943]  ? netlink_attachskb+0x810/0x810
[  124.554495][  T943]  ? __lock_acquire+0x508/0xc10
[  124.554630][  T943]  netlink_sendmsg+0x735/0xc60
[  124.554764][  T943]  ? netlink_unicast+0x750/0x750
[  124.554896][  T943]  ? __might_fault+0x97/0x140
[  124.555123][  T943]  ____sys_sendmsg+0x419/0x850
[  124.555261][  T943]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.555394][  T943]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.555555][  T943]  ? move_addr_to_kernel+0x40/0x40
[  124.555781][  T943]  ___sys_sendmsg+0x14e/0x1d0
[  124.555912][  T943]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.556050][  T943]  ? copy_msghdr_from_user+0x460/0x460
[  124.556197][  T943]  ? lock_vma_under_rcu+0x159/0x410
[  124.556418][  T943]  __sys_sendmsg+0x145/0x1f0
[  124.556549][  T943]  ? __sys_sendmsg_sock+0x20/0x20
[  124.556684][  T943]  ? rcu_is_watching+0x15/0xd0
[  124.556815][  T943]  ? rcu_is_watching+0x15/0xd0
[  124.557033][  T943]  do_syscall_64+0x117/0xfc0
[  124.557179][  T943]  ? trace_hardirqs_off+0xd/0x30
[  124.557311][  T943]  ? exc_page_fault+0xee/0x100
[  124.557446][  T943]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.557698][  T943] RIP: 0033:0x7f9bc78e408e
[  124.557840][  T943] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.558322][  T943] RSP: 002b:00007ffc39d68730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.558526][  T943] RAX: ffffffffffffffda RBX: 00007ffc39d68ed8 RCX: 00007f9bc78e408e
[  124.558818][  T943] RDX: 0000000000000000 RSI: 00007ffc39d687e0 RDI: 0000000000000005
[  124.559017][  T943] RBP: 00007ffc39d68740 R08: 0000000000000000 R09: 0000000000000000
[  124.559225][  T943] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a0
[  124.559513][  T943] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc39d68eb0
[  124.559719][  T943]  </TASK>
[  124.559823][  T943] irq event stamp: 24141
[  124.559925][  T943] hardirqs last  enabled at (24149): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  124.560255][  T943] hardirqs last disabled at (24158): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  124.560485][  T943] softirqs last  enabled at (23882): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  124.560809][  T943] softirqs last disabled at (23849): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  124.561039][  T943] ---[ end trace 0000000000000000 ]---
[  124.621478][  T947] ------------[ cut here ]------------
[  124.621627][  T947] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/947
[  124.621845][  T947] Modules linked in:
[  124.621946][  T947] CPU: 3 UID: 0 PID: 947 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.622218][  T947] Tainted: [W]=WARN
[  124.622312][  T947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.622468][  T947] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.622627][  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 48 ce f0 ff b9 a6 ff ff
[  124.623069][  T947] RSP: 0018:ffa0000002ca7190 EFLAGS: 00010286
[  124.623232][  T947] RAX: 00000000ffffffa6 RBX: ff1100000c521b40 RCX: 1ff4000000594df8
[  124.623417][  T947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c521bf0
[  124.623599][  T947] RBP: ff1100000c4fa000 R08: 1fe22000018a437f R09: ff1100000f5fd158
[  124.623780][  T947] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  124.623962][  T947] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.624155][  T947] FS:  00007fe416869840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  124.624377][  T947] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.624530][  T947] CR2: 0000000035b87988 CR3: 000000000f3b3005 CR4: 0000000000771ef0
[  124.624714][  T947] PKRU: 55555554
[  124.624888][  T947] Call Trace:
[  124.624982][  T947]  <TASK>
[  124.625050][  T947]  unregister_netdevice_many_notify+0xce3/0x1b30
[  124.625213][  T947]  ? unregister_netdevice_queued+0x80/0x80
[  124.625442][  T947]  ? mutex_is_locked+0x1c/0x50
[  124.625574][  T947]  ? rtnl_is_locked+0x15/0x20
[  124.625704][  T947]  ? unregister_netdevice_queue+0x6a/0x470
[  124.625857][  T947]  ? mark_usage+0x61/0x170
[  124.626063][  T947]  rtnl_dellink+0x4a0/0xae0
[  124.626198][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  124.626319][  T947]  ? find_held_lock+0x2b/0x80
[  124.626440][  T947]  ? rtnl_mdb_del+0x580/0x580
[  124.626640][  T947]  ? mark_usage+0x61/0x170
[  124.626762][  T947]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.626905][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  124.627025][  T947]  ? find_held_lock+0x2b/0x80
[  124.627298][  T947]  ? mark_usage+0x61/0x170
[  124.627422][  T947]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.627543][  T947]  ? __lock_acquire+0x508/0xc10
[  124.627669][  T947]  ? bpf_address_lookup+0x202/0x290
[  124.627798][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  124.627926][  T947]  ? find_held_lock+0x2b/0x80
[  124.628222][  T947]  ? rtnl_mdb_del+0x580/0x580
[  124.628416][  T947]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.628539][  T947]  ? rtnl_mdb_del+0x580/0x580
[  124.628662][  T947]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  124.628785][  T947]  ? validate_chain+0x38b/0xc20
[  124.628906][  T947]  ? rtnl_link_fill+0x900/0x900
[  124.629028][  T947]  ? __lock_acquire+0x508/0xc10
[  124.629245][  T947]  ? lock_acquire.part.0+0xbc/0x260
[  124.629367][  T947]  ? find_held_lock+0x2b/0x80
[  124.629491][  T947]  netlink_rcv_skb+0x14e/0x3a0
[  124.629614][  T947]  ? rtnl_link_fill+0x900/0x900
[  124.629738][  T947]  ? netlink_ack+0xcd0/0xcd0
[  124.629865][  T947]  ? netlink_deliver_tap+0xc5/0x330
[  124.629986][  T947]  ? netlink_deliver_tap+0x13c/0x330
[  124.630116][  T947]  netlink_unicast+0x486/0x750
[  124.630319][  T947]  ? netlink_attachskb+0x810/0x810
[  124.630442][  T947]  ? __lock_acquire+0x508/0xc10
[  124.630565][  T947]  netlink_sendmsg+0x735/0xc60
[  124.630688][  T947]  ? netlink_unicast+0x750/0x750
[  124.630812][  T947]  ? __might_fault+0x97/0x140
[  124.630941][  T947]  ____sys_sendmsg+0x419/0x850
[  124.631071][  T947]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.631278][  T947]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.631430][  T947]  ? move_addr_to_kernel+0x40/0x40
[  124.631555][  T947]  ? stack_depot_save_flags+0x367/0x770
[  124.631680][  T947]  ? validate_chain+0x38b/0xc20
[  124.631805][  T947]  ___sys_sendmsg+0x14e/0x1d0
[  124.631926][  T947]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.632083][  T947]  ? copy_msghdr_from_user+0x460/0x460
[  124.632241][  T947]  __sys_sendmsg+0x145/0x1f0
[  124.632364][  T947]  ? __sys_sendmsg_sock+0x20/0x20
[  124.632487][  T947]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.632641][  T947]  ? do_raw_spin_unlock+0x59/0x250
[  124.632766][  T947]  ? rcu_is_watching+0x15/0xd0
[  124.632889][  T947]  do_syscall_64+0x117/0xfc0
[  124.633014][  T947]  ? trace_hardirqs_off+0xd/0x30
[  124.633146][  T947]  ? exc_page_fault+0xee/0x100
[  124.633282][  T947]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.633436][  T947] RIP: 0033:0x7fe416aa308e
[  124.633566][  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
[  124.633998][  T947] RSP: 002b:00007ffdf5ec9380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.634195][  T947] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe416aa308e
[  124.634378][  T947] RDX: 0000000000000000 RSI: 00007ffdf5ec9430 RDI: 0000000000000005
[  124.634558][  T947] RBP: 00007ffdf5ec9390 R08: 0000000000000000 R09: 0000000000000000
[  124.634740][  T947] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a1
[  124.634921][  T947] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf5ec9b00
[  124.635115][  T947]  </TASK>
[  124.635211][  T947] irq event stamp: 15657
[  124.635303][  T947] hardirqs last  enabled at (15665): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  124.635515][  T947] hardirqs last disabled at (15672): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  124.635723][  T947] softirqs last  enabled at (15498): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  124.635937][  T947] softirqs last disabled at (15455): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  124.636156][  T947] ---[ end trace 0000000000000000 ]---
[  124.636304][  T947] bond1 (unregistering): Released all slaves
[  124.778151][  T960] ------------[ cut here ]------------
[  124.778317][  T960] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/960
[  124.778548][  T960] Modules linked in:
[  124.778654][  T960] CPU: 0 UID: 0 PID: 960 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.778916][  T960] Tainted: [W]=WARN
[  124.779016][  T960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.779193][  T960] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.779365][  T960] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  124.779826][  T960] RSP: 0018:ffa0000002d27020 EFLAGS: 00010286
[  124.779996][  T960] RAX: 00000000ffffffa6 RBX: ff11000001f4f9c0 RCX: 1ff40000005a4dca
[  124.780201][  T960] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f4fa70
[  124.780396][  T960] RBP: ff11000004baa000 R08: 1fe22000003e9f4f R09: ff1100000f5cae58
[  124.780594][  T960] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  124.780787][  T960] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.780982][  T960] FS:  00007f1ca318c840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  124.781222][  T960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.781386][  T960] CR2: 0000000021f52988 CR3: 000000000d72a003 CR4: 0000000000771ef0
[  124.781584][  T960] PKRU: 55555554
[  124.781683][  T960] Call Trace:
[  124.781781][  T960]  <TASK>
[  124.781850][  T960]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.781982][  T960]  rtmsg_ifinfo+0x5c/0xb0
[  124.782085][  T960]  __dev_notify_flags+0x1b8/0x280
[  124.782222][  T960]  ? __local_bh_enable_ip+0xa5/0x140
[  124.782354][  T960]  ? netif_change_name+0x8c0/0x8c0
[  124.782486][  T960]  ? __dev_change_flags+0x288/0x6d0
[  124.782616][  T960]  ? netif_set_allmulti+0x2c0/0x2c0
[  124.782747][  T960]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.782878][  T960]  ? is_bpf_text_address+0x68/0x110
[  124.783011][  T960]  netif_change_flags+0xfe/0x190
[  124.783798][  T960]  ? unwind_get_return_address+0x67/0xd0
[  124.783931][  T960]  do_setlink.isra.0+0x1d25/0x2a60
[  124.784068][  T960]  ? rtnl_link_get_size+0x350/0x350
[  124.784265][  T960]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.784428][  T960]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.784559][  T960]  ? validate_chain+0x38b/0xc20
[  124.784690][  T960]  ? rcu_read_lock_any_held+0x66/0x90
[  124.784819][  T960]  ? stack_depot_save_flags+0x367/0x770
[  124.784952][  T960]  ? __kernel_text_address+0x12/0x30
[  124.785087][  T960]  ? __lock_acquire+0x508/0xc10
[  124.785280][  T960]  ? lock_acquire.part.0+0xbc/0x260
[  124.785409][  T960]  ? rtnl_newlink+0x883/0xee0
[  124.785539][  T960]  ? rcu_is_watching+0x15/0xd0
[  124.785668][  T960]  ? lock_acquire+0x134/0x160
[  124.785798][  T960]  ? rcu_is_watching+0x15/0xd0
[  124.785929][  T960]  ? rcu_is_watching+0x15/0xd0
[  124.786061][  T960]  ? trace_contention_end+0xb3/0x1a0
[  124.786247][  T960]  ? __mutex_lock+0x1db/0x2010
[  124.786377][  T960]  ? __mutex_lock+0x9b2/0x2010
[  124.786506][  T960]  ? rtnl_newlink+0x883/0xee0
[  124.786636][  T960]  ? ww_mutex_lock+0x160/0x160
[  124.786772][  T960]  ? __rtnl_newlink+0x3fa/0xa50
[  124.786904][  T960]  rtnl_newlink+0x8d1/0xee0
[  124.787037][  T960]  ? lock_acquire.part.0+0xbc/0x260
[  124.787171][  T960]  ? find_held_lock+0x2b/0x80
[  124.787300][  T960]  ? __rtnl_newlink+0xa50/0xa50
[  124.787428][  T960]  ? mark_usage+0x61/0x170
[  124.787555][  T960]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.787686][  T960]  ? lock_acquire.part.0+0xbc/0x260
[  124.787816][  T960]  ? find_held_lock+0x2b/0x80
[  124.787945][  T960]  ? __rtnl_newlink+0xa50/0xa50
[  124.788079][  T960]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.788214][  T960]  ? __rtnl_newlink+0xa50/0xa50
[  124.788344][  T960]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  124.788471][  T960]  ? validate_chain+0x38b/0xc20
[  124.788602][  T960]  ? rtnl_link_fill+0x900/0x900
[  124.788731][  T960]  ? __lock_acquire+0x508/0xc10
[  124.788864][  T960]  ? lock_acquire.part.0+0xbc/0x260
[  124.788993][  T960]  ? find_held_lock+0x2b/0x80
[  124.789132][  T960]  netlink_rcv_skb+0x14e/0x3a0
[  124.789263][  T960]  ? rtnl_link_fill+0x900/0x900
[  124.789392][  T960]  ? netlink_ack+0xcd0/0xcd0
[  124.789524][  T960]  ? netlink_deliver_tap+0xc5/0x330
[  124.789652][  T960]  ? netlink_deliver_tap+0x13c/0x330
[  124.789784][  T960]  netlink_unicast+0x486/0x750
[  124.789914][  T960]  ? netlink_attachskb+0x810/0x810
[  124.790049][  T960]  ? __lock_acquire+0x508/0xc10
[  124.790187][  T960]  netlink_sendmsg+0x735/0xc60
[  124.790317][  T960]  ? netlink_unicast+0x750/0x750
[  124.790448][  T960]  ? __might_fault+0x97/0x140
[  124.790579][  T960]  ____sys_sendmsg+0x419/0x850
[  124.790710][  T960]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.790842][  T960]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.791005][  T960]  ? move_addr_to_kernel+0x40/0x40
[  124.791145][  T960]  ? stack_depot_save_flags+0x367/0x770
[  124.791276][  T960]  ? validate_chain+0x38b/0xc20
[  124.791408][  T960]  ___sys_sendmsg+0x14e/0x1d0
[  124.791538][  T960]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.791701][  T960]  ? copy_msghdr_from_user+0x460/0x460
[  124.791845][  T960]  __sys_sendmsg+0x145/0x1f0
[  124.791978][  T960]  ? __sys_sendmsg_sock+0x20/0x20
[  124.792111][  T960]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.792281][  T960]  ? do_raw_spin_unlock+0x59/0x250
[  124.792411][  T960]  ? rcu_is_watching+0x15/0xd0
[  124.792543][  T960]  do_syscall_64+0x117/0xfc0
[  124.792671][  T960]  ? trace_hardirqs_off+0xd/0x30
[  124.792803][  T960]  ? exc_page_fault+0xee/0x100
[  124.792933][  T960]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.793099][  T960] RIP: 0033:0x7f1ca33c608e
[  124.793240][  T960] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.793696][  T960] RSP: 002b:00007fff22dacbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.793893][  T960] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1ca33c608e
[  124.794089][  T960] RDX: 0000000000000000 RSI: 00007fff22dacc80 RDI: 0000000000000005
[  124.794284][  T960] RBP: 00007fff22dacbe0 R08: 0000000000000000 R09: 0000000000000000
[  124.794477][  T960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a1
[  124.794669][  T960] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff22dad350
[  124.794870][  T960]  </TASK>
[  124.794967][  T960] irq event stamp: 37879
[  124.795068][  T960] hardirqs last  enabled at (37887): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  124.795298][  T960] hardirqs last disabled at (37896): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  124.795524][  T960] softirqs last  enabled at (37374): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  124.795748][  T960] softirqs last disabled at (37285): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  124.795969][  T960] ---[ end trace 0000000000000000 ]---
[  124.829412][  T961] ------------[ cut here ]------------
[  124.829565][  T961] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/961
[  124.829785][  T961] Modules linked in:
[  124.829885][  T961] CPU: 0 UID: 0 PID: 961 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.830149][  T961] Tainted: [W]=WARN
[  124.830243][  T961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.830398][  T961] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.830559][  T961] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  124.830994][  T961] RSP: 0018:ffa0000002d37190 EFLAGS: 00010286
[  124.831162][  T961] RAX: 00000000ffffffa6 RBX: ff1100000c559540 RCX: 1ff40000005a6df8
[  124.831358][  T961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5595f0
[  124.831562][  T961] RBP: ff11000004baa000 R08: 1fe22000018ab2bf R09: ff1100000f5cd158
[  124.831744][  T961] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  124.831926][  T961] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  124.832116][  T961] FS:  00007f8bd69ad840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  124.832338][  T961] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.832494][  T961] CR2: 0000000039da5988 CR3: 000000000f827005 CR4: 0000000000771ef0
[  124.832681][  T961] PKRU: 55555554
[  124.832774][  T961] Call Trace:
[  124.832865][  T961]  <TASK>
[  124.832930][  T961]  unregister_netdevice_many_notify+0xce3/0x1b30
[  124.833095][  T961]  ? unregister_netdevice_queued+0x80/0x80
[  124.833254][  T961]  ? mutex_is_locked+0x1c/0x50
[  124.833378][  T961]  ? rtnl_is_locked+0x15/0x20
[  124.833501][  T961]  ? unregister_netdevice_queue+0x6a/0x470
[  124.833654][  T961]  ? mark_usage+0x61/0x170
[  124.833779][  T961]  rtnl_dellink+0x4a0/0xae0
[  124.833903][  T961]  ? lock_acquire.part.0+0xbc/0x260
[  124.834026][  T961]  ? find_held_lock+0x2b/0x80
[  124.834157][  T961]  ? rtnl_mdb_del+0x580/0x580
[  124.834279][  T961]  ? mark_usage+0x61/0x170
[  124.834402][  T961]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.834546][  T961]  ? lock_acquire.part.0+0xbc/0x260
[  124.834669][  T961]  ? find_held_lock+0x2b/0x80
[  124.834794][  T961]  ? mark_usage+0x61/0x170
[  124.834917][  T961]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.835039][  T961]  ? __lock_acquire+0x508/0xc10
[  124.835169][  T961]  ? bpf_address_lookup+0x202/0x290
[  124.835297][  T961]  ? lock_acquire.part.0+0xbc/0x260
[  124.835422][  T961]  ? find_held_lock+0x2b/0x80
[  124.835544][  T961]  ? rtnl_mdb_del+0x580/0x580
[  124.835667][  T961]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.835791][  T961]  ? rtnl_mdb_del+0x580/0x580
[  124.835915][  T961]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  124.836039][  T961]  ? validate_chain+0x38b/0xc20
[  124.836767][  T961]  ? rtnl_link_fill+0x900/0x900
[  124.836893][  T961]  ? __lock_acquire+0x508/0xc10
[  124.837021][  T961]  ? lock_acquire.part.0+0xbc/0x260
[  124.837176][  T961]  ? find_held_lock+0x2b/0x80
[  124.837304][  T961]  netlink_rcv_skb+0x14e/0x3a0
[  124.837436][  T961]  ? rtnl_link_fill+0x900/0x900
[  124.837565][  T961]  ? netlink_ack+0xcd0/0xcd0
[  124.837694][  T961]  ? netlink_deliver_tap+0xc5/0x330
[  124.837817][  T961]  ? netlink_deliver_tap+0x13c/0x330
[  124.837946][  T961]  netlink_unicast+0x486/0x750
[  124.838076][  T961]  ? netlink_attachskb+0x810/0x810
[  124.838205][  T961]  ? __lock_acquire+0x508/0xc10
[  124.838352][  T961]  netlink_sendmsg+0x735/0xc60
[  124.838497][  T961]  ? netlink_unicast+0x750/0x750
[  124.838625][  T961]  ? __might_fault+0x97/0x140
[  124.838753][  T961]  ____sys_sendmsg+0x419/0x850
[  124.838879][  T961]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.839004][  T961]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.839166][  T961]  ? move_addr_to_kernel+0x40/0x40
[  124.839290][  T961]  ? stack_depot_save_flags+0x367/0x770
[  124.839414][  T961]  ? validate_chain+0x38b/0xc20
[  124.839540][  T961]  ___sys_sendmsg+0x14e/0x1d0
[  124.839662][  T961]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  124.839816][  T961]  ? copy_msghdr_from_user+0x460/0x460
[  124.839950][  T961]  __sys_sendmsg+0x145/0x1f0
[  124.840077][  T961]  ? __sys_sendmsg_sock+0x20/0x20
[  124.840202][  T961]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  124.840356][  T961]  ? do_raw_spin_unlock+0x59/0x250
[  124.840480][  T961]  ? rcu_is_watching+0x15/0xd0
[  124.840603][  T961]  do_syscall_64+0x117/0xfc0
[  124.840727][  T961]  ? trace_hardirqs_off+0xd/0x30
[  124.840852][  T961]  ? exc_page_fault+0xee/0x100
[  124.840974][  T961]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.841137][  T961] RIP: 0033:0x7f8bd6be708e
[  124.841266][  T961] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.841698][  T961] RSP: 002b:00007ffffec56940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.841882][  T961] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8bd6be708e
[  124.842067][  T961] RDX: 0000000000000000 RSI: 00007ffffec569f0 RDI: 0000000000000005
[  124.842256][  T961] RBP: 00007ffffec56950 R08: 0000000000000000 R09: 0000000000000000
[  124.842438][  T961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a1
[  124.842620][  T961] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffffec570c0
[  124.842810][  T961]  </TASK>
[  124.842902][  T961] irq event stamp: 25345
[  124.842995][  T961] hardirqs last  enabled at (25353): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  124.843218][  T961] hardirqs last disabled at (25362): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  124.843432][  T961] softirqs last  enabled at (25012): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  124.843652][  T961] softirqs last disabled at (24963): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  124.843864][  T961] ---[ end trace 0000000000000000 ]---
[  124.844020][  T961] bond0 (unregistering): Released all slaves
[  124.912562][  T962] ------------[ cut here ]------------
[  124.912731][  T962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/962
[  124.912986][  T962] Modules linked in:
[  124.913104][  T962] CPU: 3 UID: 0 PID: 962 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.913397][  T962] Tainted: [W]=WARN
[  124.913506][  T962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.913686][  T962] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.913870][  T962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  124.914382][  T962] RSP: 0018:ffa0000002787028 EFLAGS: 00010286
[  124.914561][  T962] RAX: 00000000ffffffa6 RBX: ff1100000f62e1c0 RCX: 1ff40000004f0dcb
[  124.914773][  T962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f62e270
[  124.914988][  T962] RBP: ff1100000f7fa000 R08: 1fe2200001ec5c4f R09: ff1100000f830b80
[  124.915208][  T962] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  124.915421][  T962] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  124.915632][  T962] FS:  00007fea4661d840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  124.915884][  T962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.916067][  T962] CR2: 000000000043f600 CR3: 000000000f3f7004 CR4: 0000000000771ef0
[  124.916282][  T962] PKRU: 55555554
[  124.916390][  T962] Call Trace:
[  124.916496][  T962]  <TASK>
[  124.916568][  T962]  ? rcu_is_watching+0x15/0xd0
[  124.916712][  T962]  rtnetlink_event+0xe0/0x1f0
[  124.916855][  T962]  notifier_call_chain+0xb0/0x320
[  124.917000][  T962]  netdev_update_features+0xa9/0xb0
[  124.917151][  T962]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  124.917325][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.917465][  T962]  ? __rwlock_init+0x150/0x150
[  124.917607][  T962]  bond_option_mode_set+0x316/0x500
[  124.917750][  T962]  __bond_opt_set+0x1b1/0x390
[  124.917891][  T962]  ? pcpu_alloc+0x308/0x440
[  124.918033][  T962]  bond_changelink+0x17c/0x23f0
[  124.918180][  T962]  ? lockdep_hardirqs_on+0x8c/0x130
[  124.918320][  T962]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  124.918494][  T962]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  124.918667][  T962]  ? __debug_object_init+0x2b7/0x3b0
[  124.918807][  T962]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  124.918947][  T962]  ? debug_object_assert_init+0x340/0x340
[  124.919091][  T962]  ? add_timer_on+0x580/0x580
[  124.919237][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.919378][  T962]  ? lockdep_init_map_type+0x5d/0x250
[  124.919519][  T962]  ? timer_init_key+0x10d/0x280
[  124.919660][  T962]  bond_newlink+0x9e/0xf0
[  124.919766][  T962]  rtnl_newlink_create+0x2da/0x8c0
[  124.919908][  T962]  ? rtnl_create_link+0xf20/0xf20
[  124.920050][  T962]  ? __dev_get_by_name+0x12/0x50
[  124.920197][  T962]  ? rtnl_dev_get+0xd7/0x170
[  124.920341][  T962]  __rtnl_newlink+0x22b/0xa50
[  124.920486][  T962]  rtnl_newlink+0x8d1/0xee0
[  124.920627][  T962]  ? lock_acquire.part.0+0xbc/0x260
[  124.920766][  T962]  ? find_held_lock+0x2b/0x80
[  124.920904][  T962]  ? __rtnl_newlink+0xa50/0xa50
[  124.921047][  T962]  ? mark_usage+0x61/0x170
[  124.921195][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.921339][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.921480][  T962]  ? __rtnl_newlink+0xa50/0xa50
[  124.921621][  T962]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  124.921762][  T962]  ? validate_chain+0x38b/0xc20
[  124.921903][  T962]  ? rtnl_link_fill+0x900/0x900
[  124.922048][  T962]  ? __lock_acquire+0x508/0xc10
[  124.922197][  T962]  ? lock_acquire.part.0+0xbc/0x260
[  124.922337][  T962]  ? find_held_lock+0x2b/0x80
[  124.922478][  T962]  netlink_rcv_skb+0x14e/0x3a0
[  124.922619][  T962]  ? rtnl_link_fill+0x900/0x900
[  124.922759][  T962]  ? netlink_ack+0xcd0/0xcd0
[  124.922903][  T962]  ? netlink_deliver_tap+0xc5/0x330
[  124.923042][  T962]  ? netlink_deliver_tap+0x13c/0x330
[  124.923195][  T962]  netlink_unicast+0x486/0x750
[  124.923337][  T962]  ? netlink_attachskb+0x810/0x810
[  124.923479][  T962]  ? __lock_acquire+0x508/0xc10
[  124.923621][  T962]  netlink_sendmsg+0x735/0xc60
[  124.923763][  T962]  ? netlink_unicast+0x750/0x750
[  124.923904][  T962]  ? __might_fault+0x97/0x140
[  124.924050][  T962]  ____sys_sendmsg+0x419/0x850
[  124.924196][  T962]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.924348][  T962]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.924521][  T962]  ? move_addr_to_kernel+0x40/0x40
[  124.924665][  T962]  ___sys_sendmsg+0x14e/0x1d0
[  124.924806][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.924946][  T962]  ? copy_msghdr_from_user+0x460/0x460
[  124.925099][  T962]  ? lock_vma_under_rcu+0x159/0x410
[  124.925248][  T962]  __sys_sendmsg+0x145/0x1f0
[  124.925389][  T962]  ? __sys_sendmsg_sock+0x20/0x20
[  124.925535][  T962]  ? rcu_is_watching+0x15/0xd0
[  124.925674][  T962]  ? rcu_is_watching+0x15/0xd0
[  124.925815][  T962]  do_syscall_64+0x117/0xfc0
[  124.925955][  T962]  ? trace_hardirqs_off+0xd/0x30
[  124.926099][  T962]  ? exc_page_fault+0xee/0x100
[  124.926243][  T962]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.926419][  T962] RIP: 0033:0x7fea4685708e
[  124.926567][  T962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.927073][  T962] RSP: 002b:00007fff9a9ad0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.927291][  T962] RAX: ffffffffffffffda RBX: 00007fff9a9ad878 RCX: 00007fea4685708e
[  124.927503][  T962] RDX: 0000000000000000 RSI: 00007fff9a9ad180 RDI: 0000000000000005
[  124.927715][  T962] RBP: 00007fff9a9ad0e0 R08: 0000000000000000 R09: 0000000000000000
[  124.927922][  T962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a1
[  124.928140][  T962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9a9ad850
[  124.928356][  T962]  </TASK>
[  124.928460][  T962] irq event stamp: 28665
[  124.928565][  T962] hardirqs last  enabled at (28673): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  124.928808][  T962] hardirqs last disabled at (28680): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  124.929052][  T962] softirqs last  enabled at (27824): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  124.929300][  T962] softirqs last disabled at (27822): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  124.929540][  T962] ---[ end trace 0000000000000000 ]---
[  124.929883][  T962] ------------[ cut here ]------------
[  124.930017][  T962] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/962
[  124.930258][  T962] Modules linked in:
[  124.930365][  T962] CPU: 3 UID: 0 PID: 962 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.930634][  T962] Tainted: [W]=WARN
[  124.930737][  T962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.930905][  T962] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.931082][  T962] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  124.931562][  T962] RSP: 0018:ffa00000027871b0 EFLAGS: 00010286
[  124.931732][  T962] RAX: 00000000ffffffa6 RBX: ff1100000f62e4c0 RCX: 1ff40000004f0dfc
[  124.931935][  T962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f62e570
[  124.932148][  T962] RBP: ff1100000f7fa000 R08: 1fe2200001ec5caf R09: ff1100000f830b80
[  124.932351][  T962] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  124.932553][  T962] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  124.932755][  T962] FS:  00007fea4661d840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  124.932993][  T962] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.933172][  T962] CR2: 000000000043f600 CR3: 000000000f3f7004 CR4: 0000000000771ef0
[  124.933376][  T962] PKRU: 55555554
[  124.933478][  T962] Call Trace:
[  124.933580][  T962]  <TASK>
[  124.933650][  T962]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.933787][  T962]  ? lockdep_hardirqs_on+0x8c/0x130
[  124.933925][  T962]  rtmsg_ifinfo+0x5c/0xb0
[  124.934028][  T962]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  124.934173][  T962]  __dev_notify_flags+0x1b8/0x280
[  124.934310][  T962]  ? netif_change_name+0x8c0/0x8c0
[  124.934445][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.934584][  T962]  ? lockdep_init_map_type+0x5d/0x250
[  124.934720][  T962]  ? timer_init_key+0x10d/0x280
[  124.934859][  T962]  rtnl_configure_link+0x1ac/0x390
[  124.934994][  T962]  ? bond_newlink+0x9e/0xf0
[  124.935139][  T962]  rtnl_newlink_create+0x353/0x8c0
[  124.935276][  T962]  ? rtnl_create_link+0xf20/0xf20
[  124.935412][  T962]  ? __dev_get_by_name+0x12/0x50
[  124.935548][  T962]  ? rtnl_dev_get+0xd7/0x170
[  124.935692][  T962]  __rtnl_newlink+0x22b/0xa50
[  124.935832][  T962]  rtnl_newlink+0x8d1/0xee0
[  124.935971][  T962]  ? lock_acquire.part.0+0xbc/0x260
[  124.936111][  T962]  ? find_held_lock+0x2b/0x80
[  124.936252][  T962]  ? __rtnl_newlink+0xa50/0xa50
[  124.936387][  T962]  ? mark_usage+0x61/0x170
[  124.936523][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.936663][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.936799][  T962]  ? __rtnl_newlink+0xa50/0xa50
[  124.936937][  T962]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  124.937078][  T962]  ? validate_chain+0x38b/0xc20
[  124.937219][  T962]  ? rtnl_link_fill+0x900/0x900
[  124.937354][  T962]  ? __lock_acquire+0x508/0xc10
[  124.937492][  T962]  ? lock_acquire.part.0+0xbc/0x260
[  124.937626][  T962]  ? find_held_lock+0x2b/0x80
[  124.937763][  T962]  netlink_rcv_skb+0x14e/0x3a0
[  124.937899][  T962]  ? rtnl_link_fill+0x900/0x900
[  124.938035][  T962]  ? netlink_ack+0xcd0/0xcd0
[  124.938184][  T962]  ? netlink_deliver_tap+0xc5/0x330
[  124.938319][  T962]  ? netlink_deliver_tap+0x13c/0x330
[  124.938454][  T962]  netlink_unicast+0x486/0x750
[  124.938591][  T962]  ? netlink_attachskb+0x810/0x810
[  124.938727][  T962]  ? __lock_acquire+0x508/0xc10
[  124.938864][  T962]  netlink_sendmsg+0x735/0xc60
[  124.939004][  T962]  ? netlink_unicast+0x750/0x750
[  124.939149][  T962]  ? __might_fault+0x97/0x140
[  124.939286][  T962]  ____sys_sendmsg+0x419/0x850
[  124.939420][  T962]  ? copy_msghdr_from_user+0x2a0/0x460
[  124.939554][  T962]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  124.939721][  T962]  ? move_addr_to_kernel+0x40/0x40
[  124.939861][  T962]  ___sys_sendmsg+0x14e/0x1d0
[  124.939996][  T962]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.940140][  T962]  ? copy_msghdr_from_user+0x460/0x460
[  124.940286][  T962]  ? lock_vma_under_rcu+0x159/0x410
[  124.940424][  T962]  __sys_sendmsg+0x145/0x1f0
[  124.940559][  T962]  ? __sys_sendmsg_sock+0x20/0x20
[  124.940699][  T962]  ? rcu_is_watching+0x15/0xd0
[  124.940833][  T962]  ? rcu_is_watching+0x15/0xd0
[  124.940968][  T962]  do_syscall_64+0x117/0xfc0
[  124.941109][  T962]  ? trace_hardirqs_off+0xd/0x30
[  124.941247][  T962]  ? exc_page_fault+0xee/0x100
[  124.941383][  T962]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  124.941550][  T962] RIP: 0033:0x7fea4685708e
[  124.941690][  T962] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  124.942180][  T962] RSP: 002b:00007fff9a9ad0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.942384][  T962] RAX: ffffffffffffffda RBX: 00007fff9a9ad878 RCX: 00007fea4685708e
[  124.942587][  T962] RDX: 0000000000000000 RSI: 00007fff9a9ad180 RDI: 0000000000000005
[  124.942789][  T962] RBP: 00007fff9a9ad0e0 R08: 0000000000000000 R09: 0000000000000000
[  124.942994][  T962] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a1
[  124.943205][  T962] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9a9ad850
[  124.943414][  T962]  </TASK>
[  124.943517][  T962] irq event stamp: 29587
[  124.943618][  T962] hardirqs last  enabled at (29595): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  124.943854][  T962] hardirqs last disabled at (29602): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  124.944096][  T962] softirqs last  enabled at (28836): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  124.944335][  T962] softirqs last disabled at (28834): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  124.944572][  T962] ---[ end trace 0000000000000000 ]---
[  124.989261][  T965] ------------[ cut here ]------------
[  124.989427][  T965] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/965
[  124.989671][  T965] Modules linked in:
[  124.989781][  T965] CPU: 3 UID: 0 PID: 965 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  124.990072][  T965] Tainted: [W]=WARN
[  124.990569][  T965] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.990740][  T965] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  124.990921][  T965] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  124.991423][  T965] RSP: 0018:ffa0000002d57020 EFLAGS: 00010286
[  124.991598][  T965] RAX: 00000000ffffffa6 RBX: ff1100000f62edc0 RCX: 1ff40000005aadca
[  124.991805][  T965] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f62ee70
[  124.992010][  T965] RBP: ff1100000f7fa000 R08: 1fe2200001ec5dcf R09: ff1100000c6b0b58
[  124.992234][  T965] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  124.992439][  T965] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  124.992645][  T965] FS:  00007f3f06e93840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  124.992886][  T965] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  124.993067][  T965] CR2: 00000000276a3988 CR3: 000000000f6e2002 CR4: 0000000000771ef0
[  124.993280][  T965] PKRU: 55555554
[  124.993381][  T965] Call Trace:
[  124.993486][  T965]  <TASK>
[  124.993554][  T965]  ? __local_bh_enable_ip+0xa5/0x140
[  124.993688][  T965]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  124.993821][  T965]  rtmsg_ifinfo+0x5c/0xb0
[  124.993927][  T965]  ? mark_held_locks+0x40/0x70
[  124.994074][  T965]  __dev_notify_flags+0x1b8/0x280
[  124.994215][  T965]  ? netif_change_name+0x8c0/0x8c0
[  124.994352][  T965]  ? __dev_change_flags+0x4a4/0x6d0
[  124.994489][  T965]  ? netif_set_allmulti+0x2c0/0x2c0
[  124.994622][  T965]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.994760][  T965]  ? is_bpf_text_address+0x68/0x110
[  124.994904][  T965]  netif_change_flags+0xfe/0x190
[  124.995048][  T965]  ? unwind_get_return_address+0x67/0xd0
[  124.995197][  T965]  do_setlink.isra.0+0x1d25/0x2a60
[  124.995330][  T965]  ? rtnl_link_get_size+0x350/0x350
[  124.995465][  T965]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  124.995636][  T965]  ? rcu_read_lock_any_held+0x3c/0x90
[  124.995773][  T965]  ? validate_chain+0x38b/0xc20
[  124.995908][  T965]  ? rcu_read_lock_any_held+0x66/0x90
[  124.996042][  T965]  ? stack_depot_save_flags+0x367/0x770
[  124.996193][  T965]  ? __kernel_text_address+0x12/0x30
[  124.996332][  T965]  ? __lock_acquire+0x508/0xc10
[  124.996470][  T965]  ? lock_acquire.part.0+0xbc/0x260
[  124.996607][  T965]  ? rtnl_newlink+0x883/0xee0
[  124.996738][  T965]  ? rcu_is_watching+0x15/0xd0
[  124.996871][  T965]  ? lock_acquire+0x134/0x160
[  124.997002][  T965]  ? rcu_is_watching+0x15/0xd0
[  124.997142][  T965]  ? rcu_is_watching+0x15/0xd0
[  124.997273][  T965]  ? trace_contention_end+0xb3/0x1a0
[  124.997404][  T965]  ? __mutex_lock+0x1db/0x2010
[  124.997534][  T965]  ? __mutex_lock+0x9b2/0x2010
[  124.997665][  T965]  ? rtnl_newlink+0x883/0xee0
[  124.997799][  T965]  ? ww_mutex_lock+0x160/0x160
[  124.997934][  T965]  ? __rtnl_newlink+0x3fa/0xa50
[  124.998072][  T965]  rtnl_newlink+0x8d1/0xee0
[  124.998211][  T965]  ? lock_acquire.part.0+0xbc/0x260
[  124.998342][  T965]  ? find_held_lock+0x2b/0x80
[  124.998473][  T965]  ? __rtnl_newlink+0xa50/0xa50
[  124.998602][  T965]  ? mark_usage+0x61/0x170
[  124.998732][  T965]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.998867][  T965]  ? lock_acquire.part.0+0xbc/0x260
[  124.998998][  T965]  ? find_held_lock+0x2b/0x80
[  124.999140][  T965]  ? __rtnl_newlink+0xa50/0xa50
[  124.999271][  T965]  ? __lock_release.isra.0+0x6b/0x1a0
[  124.999402][  T965]  ? __rtnl_newlink+0xa50/0xa50
[  124.999532][  T965]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  124.999662][  T965]  ? validate_chain+0x38b/0xc20
[  124.999793][  T965]  ? rtnl_link_fill+0x900/0x900
[  124.999924][  T965]  ? __lock_acquire+0x508/0xc10
[  125.000059][  T965]  ? lock_acquire.part.0+0xbc/0x260
[  125.000195][  T965]  ? find_held_lock+0x2b/0x80
[  125.000328][  T965]  netlink_rcv_skb+0x14e/0x3a0
[  125.000459][  T965]  ? rtnl_link_fill+0x900/0x900
[  125.000591][  T965]  ? netlink_ack+0xcd0/0xcd0
[  125.000726][  T965]  ? netlink_deliver_tap+0xc5/0x330
[  125.000859][  T965]  ? netlink_deliver_tap+0x13c/0x330
[  125.000995][  T965]  netlink_unicast+0x486/0x750
[  125.001138][  T965]  ? netlink_attachskb+0x810/0x810
[  125.001271][  T965]  ? __lock_acquire+0x508/0xc10
[  125.001404][  T965]  netlink_sendmsg+0x735/0xc60
[  125.001537][  T965]  ? netlink_unicast+0x750/0x750
[  125.001669][  T965]  ? __might_fault+0x97/0x140
[  125.001803][  T965]  ____sys_sendmsg+0x419/0x850
[  125.001936][  T965]  ? copy_msghdr_from_user+0x2a0/0x460
[  125.002073][  T965]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  125.002257][  T965]  ? move_addr_to_kernel+0x40/0x40
[  125.002391][  T965]  ? stack_depot_save_flags+0x367/0x770
[  125.002523][  T965]  ? validate_chain+0x38b/0xc20
[  125.002659][  T965]  ___sys_sendmsg+0x14e/0x1d0
[  125.002789][  T965]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  125.002952][  T965]  ? copy_msghdr_from_user+0x460/0x460
[  125.003099][  T965]  __sys_sendmsg+0x145/0x1f0
[  125.003234][  T965]  ? __sys_sendmsg_sock+0x20/0x20
[  125.003364][  T965]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  125.003529][  T965]  ? do_raw_spin_unlock+0x59/0x250
[  125.003660][  T965]  ? rcu_is_watching+0x15/0xd0
[  125.003793][  T965]  do_syscall_64+0x117/0xfc0
[  125.003924][  T965]  ? trace_hardirqs_off+0xd/0x30
[  125.004057][  T965]  ? exc_page_fault+0xee/0x100
[  125.004193][  T965]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  125.004354][  T965] RIP: 0033:0x7f3f070cd08e
[  125.004491][  T965] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  125.004950][  T965] RSP: 002b:00007ffe7eebace0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  125.005157][  T965] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3f070cd08e
[  125.005352][  T965] RDX: 0000000000000000 RSI: 00007ffe7eebad90 RDI: 0000000000000005
[  125.005546][  T965] RBP: 00007ffe7eebacf0 R08: 0000000000000000 R09: 0000000000000000
[  125.005739][  T965] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5a1
[  125.005933][  T965] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7eebb460
[  125.006141][  T965]  </TASK>
[  125.006239][  T965] irq event stamp: 15397
[  125.006336][  T965] hardirqs last  enabled at (15405): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  125.006564][  T965] hardirqs last disabled at (15412): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  125.006798][  T965] softirqs last  enabled at (14592): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  125.007024][  T965] softirqs last disabled at (14587): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  125.007259][  T965] ---[ end trace 0000000000000000 ]---
[  157.769664][ T1716] ------------[ cut here ]------------
[  157.769890][ T1716] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1716
[  157.770270][ T1716] Modules linked in:
[  157.770423][ T1716] CPU: 3 UID: 0 PID: 1716 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  157.770790][ T1716] Tainted: [W]=WARN
[  157.770926][ T1716] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  157.771155][ T1716] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  157.771395][ T1716] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  157.772029][ T1716] RSP: 0018:ffa0000003d57020 EFLAGS: 00010286
[  157.772213][ T1716] RAX: 00000000ffffffa6 RBX: ff1100000f62f0c0 RCX: 1ff40000007aadca
[  157.772406][ T1716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f62f170
[  157.772600][ T1716] RBP: ff1100000f7fa000 R08: 1fe2200001ec5e2f R09: ff11000009d02e58
[  157.772790][ T1716] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  157.772977][ T1716] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  157.773172][ T1716] FS:  00007f912ebb7840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  157.773400][ T1716] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  157.773564][ T1716] CR2: 0000000022c2b988 CR3: 000000000bd89004 CR4: 0000000000771ef0
[  157.773756][ T1716] PKRU: 55555554
[  157.773851][ T1716] Call Trace:
[  157.773946][ T1716]  <TASK>
[  157.774012][ T1716]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  157.774149][ T1716]  rtmsg_ifinfo+0x5c/0xb0
[  157.774246][ T1716]  __dev_notify_flags+0x1b8/0x280
[  157.774377][ T1716]  ? __local_bh_enable_ip+0xa5/0x140
[  157.774506][ T1716]  ? netif_change_name+0x8c0/0x8c0
[  157.774635][ T1716]  ? __dev_change_flags+0x288/0x6d0
[  157.774765][ T1716]  ? netif_set_allmulti+0x2c0/0x2c0
[  157.774890][ T1716]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.775018][ T1716]  ? is_bpf_text_address+0x68/0x110
[  157.775479][ T1716]  netif_change_flags+0xfe/0x190
[  157.775608][ T1716]  ? unwind_get_return_address+0x67/0xd0
[  157.775735][ T1716]  do_setlink.isra.0+0x1d25/0x2a60
[  157.775861][ T1716]  ? rtnl_link_get_size+0x350/0x350
[  157.775990][ T1716]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  157.776223][ T1716]  ? rcu_read_lock_any_held+0x3c/0x90
[  157.776353][ T1716]  ? validate_chain+0x38b/0xc20
[  157.776479][ T1716]  ? rcu_read_lock_any_held+0x66/0x90
[  157.776605][ T1716]  ? stack_depot_save_flags+0x367/0x770
[  157.776731][ T1716]  ? __kernel_text_address+0x12/0x30
[  157.776859][ T1716]  ? __lock_acquire+0x508/0xc10
[  157.776986][ T1716]  ? lock_acquire.part.0+0xbc/0x260
[  157.777112][ T1716]  ? rtnl_newlink+0x883/0xee0
[  157.777332][ T1716]  ? rcu_is_watching+0x15/0xd0
[  157.777460][ T1716]  ? lock_acquire+0x134/0x160
[  157.777586][ T1716]  ? rcu_is_watching+0x15/0xd0
[  157.777724][ T1716]  ? rcu_is_watching+0x15/0xd0
[  157.777896][ T1716]  ? trace_contention_end+0xb3/0x1a0
[  157.778073][ T1716]  ? __mutex_lock+0x1db/0x2010
[  157.778330][ T1716]  ? __mutex_lock+0x9b2/0x2010
[  157.778507][ T1716]  ? rtnl_newlink+0x883/0xee0
[  157.778685][ T1716]  ? ww_mutex_lock+0x160/0x160
[  157.778864][ T1716]  ? __rtnl_newlink+0x3fa/0xa50
[  157.779043][ T1716]  rtnl_newlink+0x8d1/0xee0
[  157.779259][ T1716]  ? lock_acquire.part.0+0xbc/0x260
[  157.779439][ T1716]  ? find_held_lock+0x2b/0x80
[  157.779618][ T1716]  ? __rtnl_newlink+0xa50/0xa50
[  157.779795][ T1716]  ? mark_usage+0x61/0x170
[  157.779974][ T1716]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.780161][ T1716]  ? lock_acquire.part.0+0xbc/0x260
[  157.780346][ T1716]  ? find_held_lock+0x2b/0x80
[  157.780530][ T1716]  ? __rtnl_newlink+0xa50/0xa50
[  157.780710][ T1716]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.780893][ T1716]  ? __rtnl_newlink+0xa50/0xa50
[  157.781073][ T1716]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  157.781257][ T1716]  ? validate_chain+0x38b/0xc20
[  157.781443][ T1716]  ? rtnl_link_fill+0x900/0x900
[  157.781622][ T1716]  ? __lock_acquire+0x508/0xc10
[  157.781803][ T1716]  ? lock_acquire.part.0+0xbc/0x260
[  157.781980][ T1716]  ? find_held_lock+0x2b/0x80
[  157.782167][ T1716]  netlink_rcv_skb+0x14e/0x3a0
[  157.782311][ T1716]  ? rtnl_link_fill+0x900/0x900
[  157.782442][ T1716]  ? netlink_ack+0xcd0/0xcd0
[  157.782571][ T1716]  ? netlink_deliver_tap+0xc5/0x330
[  157.782699][ T1716]  ? netlink_deliver_tap+0x13c/0x330
[  157.782827][ T1716]  netlink_unicast+0x486/0x750
[  157.782954][ T1716]  ? netlink_attachskb+0x810/0x810
[  157.783082][ T1716]  ? __lock_acquire+0x508/0xc10
[  157.783213][ T1716]  netlink_sendmsg+0x735/0xc60
[  157.783343][ T1716]  ? netlink_unicast+0x750/0x750
[  157.783470][ T1716]  ? __might_fault+0x97/0x140
[  157.783601][ T1716]  ____sys_sendmsg+0x419/0x850
[  157.783728][ T1716]  ? copy_msghdr_from_user+0x2a0/0x460
[  157.783855][ T1716]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  157.784010][ T1716]  ? move_addr_to_kernel+0x40/0x40
[  157.784140][ T1716]  ? stack_depot_save_flags+0x367/0x770
[  157.784269][ T1716]  ? validate_chain+0x38b/0xc20
[  157.784406][ T1716]  ___sys_sendmsg+0x14e/0x1d0
[  157.784534][ T1716]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  157.784693][ T1716]  ? copy_msghdr_from_user+0x460/0x460
[  157.784835][ T1716]  __sys_sendmsg+0x145/0x1f0
[  157.784966][ T1716]  ? __sys_sendmsg_sock+0x20/0x20
[  157.785094][ T1716]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  157.785260][ T1716]  ? do_raw_spin_unlock+0x59/0x250
[  157.785392][ T1716]  ? rcu_is_watching+0x15/0xd0
[  157.785518][ T1716]  do_syscall_64+0x117/0xfc0
[  157.785645][ T1716]  ? trace_hardirqs_off+0xd/0x30
[  157.785773][ T1716]  ? exc_page_fault+0xee/0x100
[  157.785901][ T1716]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  157.786058][ T1716] RIP: 0033:0x7f912edf108e
[  157.786199][ T1716] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  157.786654][ T1716] RSP: 002b:00007fff174e8920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  157.786847][ T1716] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f912edf108e
[  157.787036][ T1716] RDX: 0000000000000000 RSI: 00007fff174e89d0 RDI: 0000000000000005
[  157.787229][ T1716] RBP: 00007fff174e8930 R08: 0000000000000000 R09: 0000000000000000
[  157.787422][ T1716] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5c2
[  157.787612][ T1716] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff174e90a0
[  157.787805][ T1716]  </TASK>
[  157.787899][ T1716] irq event stamp: 17029
[  157.787993][ T1716] hardirqs last  enabled at (17037): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  157.788217][ T1716] hardirqs last disabled at (17046): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  157.788440][ T1716] softirqs last  enabled at (16572): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  157.788657][ T1716] softirqs last disabled at (16507): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  157.788875][ T1716] ---[ end trace 0000000000000000 ]---
[  157.826078][ T1717] ------------[ cut here ]------------
[  157.826385][ T1717] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1717
[  157.826684][ T1717] Modules linked in:
[  157.826830][ T1717] CPU: 2 UID: 0 PID: 1717 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  157.827122][ T1717] Tainted: [W]=WARN
[  157.827275][ T1717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  157.827484][ T1717] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  157.827689][ T1717] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  157.828173][ T1717] RSP: 0018:ffa0000004157190 EFLAGS: 00010286
[  157.828382][ T1717] RAX: 00000000ffffffa6 RBX: ff1100000b3d0ac0 RCX: 1ff400000082adf8
[  157.828633][ T1717] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3d0b70
[  157.828859][ T1717] RBP: ff1100000f7fa000 R08: 1fe220000167a16f R09: ff1100000c6c2e58
[  157.829079][ T1717] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  157.829323][ T1717] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  157.829549][ T1717] FS:  00007fd9c50b0840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  157.829809][ T1717] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  157.830006][ T1717] CR2: 00007fd9c53801a0 CR3: 000000000bd75003 CR4: 0000000000771ef0
[  157.830244][ T1717] PKRU: 55555554
[  157.830389][ T1717] Call Trace:
[  157.830526][ T1717]  <TASK>
[  157.830636][ T1717]  unregister_netdevice_many_notify+0xce3/0x1b30
[  157.830837][ T1717]  ? unregister_netdevice_queued+0x80/0x80
[  157.831033][ T1717]  ? mutex_is_locked+0x1c/0x50
[  157.831213][ T1717]  ? rtnl_is_locked+0x15/0x20
[  157.831389][ T1717]  ? unregister_netdevice_queue+0x6a/0x470
[  157.831586][ T1717]  ? mark_usage+0x61/0x170
[  157.831755][ T1717]  rtnl_dellink+0x4a0/0xae0
[  157.831925][ T1717]  ? lock_acquire.part.0+0xbc/0x260
[  157.832092][ T1717]  ? find_held_lock+0x2b/0x80
[  157.832271][ T1717]  ? rtnl_mdb_del+0x580/0x580
[  157.832456][ T1717]  ? mark_usage+0x61/0x170
[  157.832624][ T1717]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.832810][ T1717]  ? lock_acquire.part.0+0xbc/0x260
[  157.832977][ T1717]  ? find_held_lock+0x2b/0x80
[  157.833159][ T1717]  ? mark_usage+0x61/0x170
[  157.833335][ T1717]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.833503][ T1717]  ? __lock_acquire+0x508/0xc10
[  157.833675][ T1717]  ? bpf_address_lookup+0x202/0x290
[  157.833845][ T1717]  ? lock_acquire.part.0+0xbc/0x260
[  157.834013][ T1717]  ? find_held_lock+0x2b/0x80
[  157.834196][ T1717]  ? rtnl_mdb_del+0x580/0x580
[  157.834375][ T1717]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.834547][ T1717]  ? rtnl_mdb_del+0x580/0x580
[  157.834718][ T1717]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  157.834887][ T1717]  ? validate_chain+0x38b/0xc20
[  157.835058][ T1717]  ? rtnl_link_fill+0x900/0x900
[  157.835234][ T1717]  ? __lock_acquire+0x508/0xc10
[  157.835414][ T1717]  ? lock_acquire.part.0+0xbc/0x260
[  157.835580][ T1717]  ? find_held_lock+0x2b/0x80
[  157.835748][ T1717]  netlink_rcv_skb+0x14e/0x3a0
[  157.835916][ T1717]  ? rtnl_link_fill+0x900/0x900
[  157.836083][ T1717]  ? netlink_ack+0xcd0/0xcd0
[  157.836266][ T1717]  ? netlink_deliver_tap+0xc5/0x330
[  157.836446][ T1717]  ? netlink_deliver_tap+0x13c/0x330
[  157.836614][ T1717]  netlink_unicast+0x486/0x750
[  157.836782][ T1717]  ? netlink_attachskb+0x810/0x810
[  157.836951][ T1717]  ? __lock_acquire+0x508/0xc10
[  157.837119][ T1717]  netlink_sendmsg+0x735/0xc60
[  157.837300][ T1717]  ? netlink_unicast+0x750/0x750
[  157.837478][ T1717]  ? __might_fault+0x97/0x140
[  157.837653][ T1717]  ____sys_sendmsg+0x419/0x850
[  157.837818][ T1717]  ? copy_msghdr_from_user+0x2a0/0x460
[  157.837984][ T1717]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  157.838194][ T1717]  ? move_addr_to_kernel+0x40/0x40
[  157.838372][ T1717]  ? stack_depot_save_flags+0x367/0x770
[  157.838544][ T1717]  ? validate_chain+0x38b/0xc20
[  157.838714][ T1717]  ___sys_sendmsg+0x14e/0x1d0
[  157.838887][ T1717]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  157.839084][ T1717]  ? copy_msghdr_from_user+0x460/0x460
[  157.839277][ T1717]  __sys_sendmsg+0x145/0x1f0
[  157.839455][ T1717]  ? __sys_sendmsg_sock+0x20/0x20
[  157.839624][ T1717]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  157.839826][ T1717]  ? do_raw_spin_unlock+0x59/0x250
[  157.839993][ T1717]  ? rcu_is_watching+0x15/0xd0
[  157.840176][ T1717]  do_syscall_64+0x117/0xfc0
[  157.840353][ T1717]  ? trace_hardirqs_off+0xd/0x30
[  157.840519][ T1717]  ? exc_page_fault+0xee/0x100
[  157.840688][ T1717]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  157.840886][ T1717] RIP: 0033:0x7fd9c52ea08e
[  157.841060][ T1717] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  157.841550][ T1717] RSP: 002b:00007fff336a2dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  157.841781][ T1717] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd9c52ea08e
[  157.842006][ T1717] RDX: 0000000000000000 RSI: 00007fff336a2e80 RDI: 0000000000000005
[  157.842247][ T1717] RBP: 00007fff336a2de0 R08: 0000000000000000 R09: 0000000000000000
[  157.842486][ T1717] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5c2
[  157.842714][ T1717] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff336a3550
[  157.842946][ T1717]  </TASK>
[  157.843082][ T1717] irq event stamp: 16945
[  157.843229][ T1717] hardirqs last  enabled at (16957): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  157.843499][ T1717] hardirqs last disabled at (16966): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  157.843756][ T1717] softirqs last  enabled at (16032): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  157.844016][ T1717] softirqs last disabled at (15863): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  157.844292][ T1717] ---[ end trace 0000000000000000 ]---
[  157.844501][ T1717] bond0 (unregistering): Released all slaves
[  157.915869][ T1718] ------------[ cut here ]------------
[  157.916044][ T1718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1718
[  157.916335][ T1718] Modules linked in:
[  157.916448][ T1718] CPU: 0 UID: 0 PID: 1718 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  157.916732][ T1718] Tainted: [W]=WARN
[  157.916836][ T1718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  157.917010][ T1718] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  157.917195][ T1718] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  157.917701][ T1718] RSP: 0018:ffa00000040b7028 EFLAGS: 00010286
[  157.917877][ T1718] RAX: 00000000ffffffa6 RBX: ff1100000d7f19c0 RCX: 1ff4000000816dcb
[  157.918083][ T1718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7f1a70
[  157.918291][ T1718] RBP: ff1100000d332000 R08: 1fe2200001afe34f R09: ff1100000c6b5180
[  157.918501][ T1718] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  157.918708][ T1718] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  157.918912][ T1718] FS:  00007fd2b1617840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  157.919155][ T1718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  157.919330][ T1718] CR2: 00007fd2b198c040 CR3: 000000000f857004 CR4: 0000000000771ef0
[  157.919534][ T1718] PKRU: 55555554
[  157.919638][ T1718] Call Trace:
[  157.919742][ T1718]  <TASK>
[  157.919814][ T1718]  ? rcu_is_watching+0x15/0xd0
[  157.919952][ T1718]  rtnetlink_event+0xe0/0x1f0
[  157.920088][ T1718]  notifier_call_chain+0xb0/0x320
[  157.920233][ T1718]  netdev_update_features+0xa9/0xb0
[  157.920372][ T1718]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  157.920543][ T1718]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.920681][ T1718]  ? __rwlock_init+0x150/0x150
[  157.920817][ T1718]  bond_option_mode_set+0x316/0x500
[  157.920955][ T1718]  __bond_opt_set+0x1b1/0x390
[  157.921089][ T1718]  ? pcpu_alloc+0x308/0x440
[  157.921231][ T1718]  bond_changelink+0x17c/0x23f0
[  157.921370][ T1718]  ? lockdep_hardirqs_on+0x8c/0x130
[  157.921507][ T1718]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  157.921675][ T1718]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  157.921843][ T1718]  ? __debug_object_init+0x2b7/0x3b0
[  157.921978][ T1718]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  157.922115][ T1718]  ? debug_object_assert_init+0x340/0x340
[  157.922257][ T1718]  ? __queue_work+0x31a/0xc00
[  157.922398][ T1718]  ? lockdep_init_map_type+0x5d/0x250
[  157.922535][ T1718]  ? timer_init_key+0x10d/0x280
[  157.922673][ T1718]  bond_newlink+0x9e/0xf0
[  157.922776][ T1718]  rtnl_newlink_create+0x2da/0x8c0
[  157.922913][ T1718]  ? rtnl_create_link+0xf20/0xf20
[  157.923048][ T1718]  ? __dev_get_by_name+0x12/0x50
[  157.923190][ T1718]  ? rtnl_dev_get+0xd7/0x170
[  157.923335][ T1718]  __rtnl_newlink+0x22b/0xa50
[  157.923476][ T1718]  rtnl_newlink+0x8d1/0xee0
[  157.923612][ T1718]  ? lock_acquire.part.0+0xbc/0x260
[  157.923749][ T1718]  ? find_held_lock+0x2b/0x80
[  157.923884][ T1718]  ? __rtnl_newlink+0xa50/0xa50
[  157.924019][ T1718]  ? mark_usage+0x61/0x170
[  157.924159][ T1718]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.924299][ T1718]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.924438][ T1718]  ? __rtnl_newlink+0xa50/0xa50
[  157.924574][ T1718]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  157.924712][ T1718]  ? validate_chain+0x38b/0xc20
[  157.924849][ T1718]  ? rtnl_link_fill+0x900/0x900
[  157.924984][ T1718]  ? __lock_acquire+0x508/0xc10
[  157.925124][ T1718]  ? lock_acquire.part.0+0xbc/0x260
[  157.925264][ T1718]  ? find_held_lock+0x2b/0x80
[  157.925404][ T1718]  netlink_rcv_skb+0x14e/0x3a0
[  157.925541][ T1718]  ? rtnl_link_fill+0x900/0x900
[  157.925677][ T1718]  ? netlink_ack+0xcd0/0xcd0
[  157.925819][ T1718]  ? netlink_deliver_tap+0xc5/0x330
[  157.925954][ T1718]  ? netlink_deliver_tap+0x13c/0x330
[  157.926090][ T1718]  netlink_unicast+0x486/0x750
[  157.926231][ T1718]  ? netlink_attachskb+0x810/0x810
[  157.926370][ T1718]  ? __lock_acquire+0x508/0xc10
[  157.926507][ T1718]  netlink_sendmsg+0x735/0xc60
[  157.926643][ T1718]  ? netlink_unicast+0x750/0x750
[  157.926779][ T1718]  ? __might_fault+0x97/0x140
[  157.926918][ T1718]  ____sys_sendmsg+0x419/0x850
[  157.927055][ T1718]  ? copy_msghdr_from_user+0x2a0/0x460
[  157.927197][ T1718]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  157.927372][ T1718]  ? move_addr_to_kernel+0x40/0x40
[  157.927511][ T1718]  ___sys_sendmsg+0x14e/0x1d0
[  157.927644][ T1718]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.927781][ T1718]  ? copy_msghdr_from_user+0x460/0x460
[  157.927926][ T1718]  ? lock_vma_under_rcu+0x159/0x410
[  157.928064][ T1718]  __sys_sendmsg+0x145/0x1f0
[  157.928204][ T1718]  ? __sys_sendmsg_sock+0x20/0x20
[  157.928347][ T1718]  ? rcu_is_watching+0x15/0xd0
[  157.928479][ T1718]  ? rcu_is_watching+0x15/0xd0
[  157.928614][ T1718]  do_syscall_64+0x117/0xfc0
[  157.928750][ T1718]  ? trace_hardirqs_off+0xd/0x30
[  157.928887][ T1718]  ? exc_page_fault+0xee/0x100
[  157.929022][ T1718]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  157.929195][ T1718] RIP: 0033:0x7fd2b185108e
[  157.929344][ T1718] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  157.929824][ T1718] RSP: 002b:00007ffc6c9f3a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  157.930031][ T1718] RAX: ffffffffffffffda RBX: 00007ffc6c9f41b8 RCX: 00007fd2b185108e
[  157.930240][ T1718] RDX: 0000000000000000 RSI: 00007ffc6c9f3ac0 RDI: 0000000000000005
[  157.930451][ T1718] RBP: 00007ffc6c9f3a20 R08: 0000000000000000 R09: 0000000000000000
[  157.930653][ T1718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5c2
[  157.930858][ T1718] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6c9f4190
[  157.931067][ T1718]  </TASK>
[  157.931174][ T1718] irq event stamp: 37347
[  157.931276][ T1718] hardirqs last  enabled at (37355): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  157.931514][ T1718] hardirqs last disabled at (37362): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  157.931749][ T1718] softirqs last  enabled at (36510): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  157.931984][ T1718] softirqs last disabled at (36508): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  157.932225][ T1718] ---[ end trace 0000000000000000 ]---
[  157.932557][ T1718] ------------[ cut here ]------------
[  157.932688][ T1718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1718
[  157.932950][ T1718] Modules linked in:
[  157.933053][ T1718] CPU: 0 UID: 0 PID: 1718 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  157.933332][ T1718] Tainted: [W]=WARN
[  157.933432][ T1718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  157.933597][ T1718] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  157.933767][ T1718] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  157.934431][ T1718] RSP: 0018:ffa00000040b71b0 EFLAGS: 00010286
[  157.934597][ T1718] RAX: 00000000ffffffa6 RBX: ff1100000d7f1cc0 RCX: 1ff4000000816dfc
[  157.934795][ T1718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7f1d70
[  157.934991][ T1718] RBP: ff1100000d332000 R08: 1fe2200001afe3af R09: ff1100000c6b5180
[  157.935191][ T1718] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  157.935391][ T1718] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  157.935594][ T1718] FS:  00007fd2b1617840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  157.935821][ T1718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  157.935987][ T1718] CR2: 00007fd2b198c040 CR3: 000000000f857004 CR4: 0000000000771ef0
[  157.936190][ T1718] PKRU: 55555554
[  157.936290][ T1718] Call Trace:
[  157.936395][ T1718]  <TASK>
[  157.936465][ T1718]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  157.936598][ T1718]  ? lockdep_hardirqs_on+0x8c/0x130
[  157.936728][ T1718]  rtmsg_ifinfo+0x5c/0xb0
[  157.936827][ T1718]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  157.936957][ T1718]  __dev_notify_flags+0x1b8/0x280
[  157.937089][ T1718]  ? netif_change_name+0x8c0/0x8c0
[  157.937224][ T1718]  ? __queue_work+0x31a/0xc00
[  157.937367][ T1718]  ? lockdep_init_map_type+0x5d/0x250
[  157.937500][ T1718]  ? timer_init_key+0x10d/0x280
[  157.937636][ T1718]  rtnl_configure_link+0x1ac/0x390
[  157.937768][ T1718]  ? bond_newlink+0x9e/0xf0
[  157.937900][ T1718]  rtnl_newlink_create+0x353/0x8c0
[  157.938032][ T1718]  ? rtnl_create_link+0xf20/0xf20
[  157.938169][ T1718]  ? __dev_get_by_name+0x12/0x50
[  157.938301][ T1718]  ? rtnl_dev_get+0xd7/0x170
[  157.938445][ T1718]  __rtnl_newlink+0x22b/0xa50
[  157.938578][ T1718]  rtnl_newlink+0x8d1/0xee0
[  157.938708][ T1718]  ? lock_acquire.part.0+0xbc/0x260
[  157.938836][ T1718]  ? find_held_lock+0x2b/0x80
[  157.938964][ T1718]  ? __rtnl_newlink+0xa50/0xa50
[  157.939092][ T1718]  ? mark_usage+0x61/0x170
[  157.939227][ T1718]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.939364][ T1718]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.939494][ T1718]  ? __rtnl_newlink+0xa50/0xa50
[  157.939624][ T1718]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  157.939752][ T1718]  ? validate_chain+0x38b/0xc20
[  157.939881][ T1718]  ? rtnl_link_fill+0x900/0x900
[  157.940010][ T1718]  ? __lock_acquire+0x508/0xc10
[  157.940142][ T1718]  ? lock_acquire.part.0+0xbc/0x260
[  157.940272][ T1718]  ? find_held_lock+0x2b/0x80
[  157.940408][ T1718]  netlink_rcv_skb+0x14e/0x3a0
[  157.940538][ T1718]  ? rtnl_link_fill+0x900/0x900
[  157.940667][ T1718]  ? netlink_ack+0xcd0/0xcd0
[  157.940800][ T1718]  ? netlink_deliver_tap+0xc5/0x330
[  157.940928][ T1718]  ? netlink_deliver_tap+0x13c/0x330
[  157.941058][ T1718]  netlink_unicast+0x486/0x750
[  157.941194][ T1718]  ? netlink_attachskb+0x810/0x810
[  157.941330][ T1718]  ? __lock_acquire+0x508/0xc10
[  157.941461][ T1718]  netlink_sendmsg+0x735/0xc60
[  157.941591][ T1718]  ? netlink_unicast+0x750/0x750
[  157.941722][ T1718]  ? __might_fault+0x97/0x140
[  157.941853][ T1718]  ____sys_sendmsg+0x419/0x850
[  157.941982][ T1718]  ? copy_msghdr_from_user+0x2a0/0x460
[  157.942112][ T1718]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  157.942279][ T1718]  ? move_addr_to_kernel+0x40/0x40
[  157.942421][ T1718]  ___sys_sendmsg+0x14e/0x1d0
[  157.942552][ T1718]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.942684][ T1718]  ? copy_msghdr_from_user+0x460/0x460
[  157.942823][ T1718]  ? lock_vma_under_rcu+0x159/0x410
[  157.942956][ T1718]  __sys_sendmsg+0x145/0x1f0
[  157.943088][ T1718]  ? __sys_sendmsg_sock+0x20/0x20
[  157.943228][ T1718]  ? rcu_is_watching+0x15/0xd0
[  157.943365][ T1718]  ? rcu_is_watching+0x15/0xd0
[  157.943497][ T1718]  do_syscall_64+0x117/0xfc0
[  157.943629][ T1718]  ? trace_hardirqs_off+0xd/0x30
[  157.943763][ T1718]  ? exc_page_fault+0xee/0x100
[  157.943897][ T1718]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  157.944059][ T1718] RIP: 0033:0x7fd2b185108e
[  157.944203][ T1718] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  157.944665][ T1718] RSP: 002b:00007ffc6c9f3a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  157.944859][ T1718] RAX: ffffffffffffffda RBX: 00007ffc6c9f41b8 RCX: 00007fd2b185108e
[  157.945051][ T1718] RDX: 0000000000000000 RSI: 00007ffc6c9f3ac0 RDI: 0000000000000005
[  157.945250][ T1718] RBP: 00007ffc6c9f3a20 R08: 0000000000000000 R09: 0000000000000000
[  157.945450][ T1718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5c2
[  157.945644][ T1718] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6c9f4190
[  157.945844][ T1718]  </TASK>
[  157.945942][ T1718] irq event stamp: 38597
[  157.946041][ T1718] hardirqs last  enabled at (38605): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  157.946271][ T1718] hardirqs last disabled at (38614): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  157.946501][ T1718] softirqs last  enabled at (37936): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  157.946728][ T1718] softirqs last disabled at (37617): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  157.946955][ T1718] ---[ end trace 0000000000000000 ]---
[  157.988587][ T1721] ------------[ cut here ]------------
[  157.988791][ T1721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1721
[  157.989090][ T1721] Modules linked in:
[  157.989251][ T1721] CPU: 2 UID: 0 PID: 1721 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  157.989564][ T1721] Tainted: [W]=WARN
[  157.989704][ T1721] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  157.989905][ T1721] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  157.990117][ T1721] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  157.990617][ T1721] RSP: 0018:ffa0000004167020 EFLAGS: 00010286
[  157.990821][ T1721] RAX: 00000000ffffffa6 RBX: ff11000009df8640 RCX: 1ff400000082cdca
[  157.991055][ T1721] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009df86f0
[  157.991297][ T1721] RBP: ff1100000d332000 R08: 1fe22000013bf0df R09: ff1100000f80d158
[  157.991537][ T1721] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  157.991771][ T1721] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  157.992004][ T1721] FS:  00007f59ad855840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  157.992284][ T1721] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  157.992493][ T1721] CR2: 0000000013827988 CR3: 000000000d542006 CR4: 0000000000771ef0
[  157.992725][ T1721] PKRU: 55555554
[  157.992864][ T1721] Call Trace:
[  157.993004][ T1721]  <TASK>
[  157.993114][ T1721]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  157.993303][ T1721]  rtmsg_ifinfo+0x5c/0xb0
[  157.993454][ T1721]  ? mark_held_locks+0x40/0x70
[  157.993627][ T1721]  __dev_notify_flags+0x1b8/0x280
[  157.993799][ T1721]  ? netif_change_name+0x8c0/0x8c0
[  157.993970][ T1721]  ? __dev_change_flags+0x4a4/0x6d0
[  157.994151][ T1721]  ? netif_set_allmulti+0x2c0/0x2c0
[  157.994329][ T1721]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.994506][ T1721]  ? is_bpf_text_address+0x68/0x110
[  157.994682][ T1721]  netif_change_flags+0xfe/0x190
[  157.994855][ T1721]  ? unwind_get_return_address+0x67/0xd0
[  157.995027][ T1721]  do_setlink.isra.0+0x1d25/0x2a60
[  157.995210][ T1721]  ? rtnl_link_get_size+0x350/0x350
[  157.995391][ T1721]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  157.995594][ T1721]  ? rcu_read_lock_any_held+0x3c/0x90
[  157.995770][ T1721]  ? validate_chain+0x38b/0xc20
[  157.995941][ T1721]  ? rcu_read_lock_any_held+0x66/0x90
[  157.996113][ T1721]  ? stack_depot_save_flags+0x367/0x770
[  157.996300][ T1721]  ? __kernel_text_address+0x12/0x30
[  157.996484][ T1721]  ? __lock_acquire+0x508/0xc10
[  157.996658][ T1721]  ? lock_acquire.part.0+0xbc/0x260
[  157.996833][ T1721]  ? rtnl_newlink+0x883/0xee0
[  157.997006][ T1721]  ? rcu_is_watching+0x15/0xd0
[  157.997189][ T1721]  ? lock_acquire+0x134/0x160
[  157.997373][ T1721]  ? rcu_is_watching+0x15/0xd0
[  157.997546][ T1721]  ? rcu_is_watching+0x15/0xd0
[  157.997720][ T1721]  ? trace_contention_end+0xb3/0x1a0
[  157.997892][ T1721]  ? __mutex_lock+0x1db/0x2010
[  157.998063][ T1721]  ? __mutex_lock+0x9b2/0x2010
[  157.998251][ T1721]  ? rtnl_newlink+0x883/0xee0
[  157.998431][ T1721]  ? ww_mutex_lock+0x160/0x160
[  157.998605][ T1721]  ? __rtnl_newlink+0x3fa/0xa50
[  157.998779][ T1721]  rtnl_newlink+0x8d1/0xee0
[  157.998951][ T1721]  ? lock_acquire.part.0+0xbc/0x260
[  157.999121][ T1721]  ? find_held_lock+0x2b/0x80
[  157.999307][ T1721]  ? __rtnl_newlink+0xa50/0xa50
[  157.999487][ T1721]  ? mark_usage+0x61/0x170
[  157.999660][ T1721]  ? __lock_release.isra.0+0x6b/0x1a0
[  157.999834][ T1721]  ? lock_acquire.part.0+0xbc/0x260
[  158.000005][ T1721]  ? find_held_lock+0x2b/0x80
[  158.000190][ T1721]  ? __rtnl_newlink+0xa50/0xa50
[  158.000371][ T1721]  ? __lock_release.isra.0+0x6b/0x1a0
[  158.000545][ T1721]  ? __rtnl_newlink+0xa50/0xa50
[  158.000721][ T1721]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  158.000893][ T1721]  ? validate_chain+0x38b/0xc20
[  158.001067][ T1721]  ? rtnl_link_fill+0x900/0x900
[  158.001251][ T1721]  ? __lock_acquire+0x508/0xc10
[  158.001433][ T1721]  ? lock_acquire.part.0+0xbc/0x260
[  158.001607][ T1721]  ? find_held_lock+0x2b/0x80
[  158.001781][ T1721]  netlink_rcv_skb+0x14e/0x3a0
[  158.001955][ T1721]  ? rtnl_link_fill+0x900/0x900
[  158.002140][ T1721]  ? netlink_ack+0xcd0/0xcd0
[  158.002324][ T1721]  ? netlink_deliver_tap+0xc5/0x330
[  158.002499][ T1721]  ? netlink_deliver_tap+0x13c/0x330
[  158.002672][ T1721]  netlink_unicast+0x486/0x750
[  158.002846][ T1721]  ? netlink_attachskb+0x810/0x810
[  158.003017][ T1721]  ? __lock_acquire+0x508/0xc10
[  158.003203][ T1721]  netlink_sendmsg+0x735/0xc60
[  158.003385][ T1721]  ? netlink_unicast+0x750/0x750
[  158.003560][ T1721]  ? __might_fault+0x97/0x140
[  158.003738][ T1721]  ____sys_sendmsg+0x419/0x850
[  158.003909][ T1721]  ? copy_msghdr_from_user+0x2a0/0x460
[  158.004077][ T1721]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  158.004287][ T1721]  ? move_addr_to_kernel+0x40/0x40
[  158.004468][ T1721]  ? stack_depot_save_flags+0x367/0x770
[  158.004638][ T1721]  ? validate_chain+0x38b/0xc20
[  158.004809][ T1721]  ___sys_sendmsg+0x14e/0x1d0
[  158.004983][ T1721]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  158.005195][ T1721]  ? copy_msghdr_from_user+0x460/0x460
[  158.005384][ T1721]  __sys_sendmsg+0x145/0x1f0
[  158.005558][ T1721]  ? __sys_sendmsg_sock+0x20/0x20
[  158.005730][ T1721]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  158.005935][ T1721]  ? do_raw_spin_unlock+0x59/0x250
[  158.006106][ T1721]  ? rcu_is_watching+0x15/0xd0
[  158.006293][ T1721]  do_syscall_64+0x117/0xfc0
[  158.006474][ T1721]  ? trace_hardirqs_off+0xd/0x30
[  158.006646][ T1721]  ? exc_page_fault+0xee/0x100
[  158.006818][ T1721]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  158.007022][ T1721] RIP: 0033:0x7f59ada8f08e
[  158.007216][ T1721] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  158.007726][ T1721] RSP: 002b:00007ffdfc761ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  158.007968][ T1721] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f59ada8f08e
[  158.008219][ T1721] RDX: 0000000000000000 RSI: 00007ffdfc761fa0 RDI: 0000000000000005
[  158.008468][ T1721] RBP: 00007ffdfc761f00 R08: 0000000000000000 R09: 0000000000000000
[  158.008709][ T1721] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5c2
[  158.008947][ T1721] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc762670
[  158.009204][ T1721]  </TASK>
[  158.009355][ T1721] irq event stamp: 21711
[  158.009498][ T1721] hardirqs last  enabled at (21721): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  158.009778][ T1721] hardirqs last disabled at (21730): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  158.010043][ T1721] softirqs last  enabled at (20562): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  158.010330][ T1721] softirqs last disabled at (20560): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  158.010594][ T1721] ---[ end trace 0000000000000000 ]---
[  200.712885][ T2778] ------------[ cut here ]------------
[  200.713065][ T2778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2778
[  200.713339][ T2778] Modules linked in:
[  200.713446][ T2778] CPU: 0 UID: 0 PID: 2778 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  200.713715][ T2778] Tainted: [W]=WARN
[  200.713811][ T2778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  200.713971][ T2778] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  200.714141][ T2778] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  200.714595][ T2778] RSP: 0018:ffa0000005977020 EFLAGS: 00010286
[  200.714763][ T2778] RAX: 00000000ffffffa6 RBX: ff1100000b3d0c40 RCX: 1ff4000000b2edca
[  200.714954][ T2778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3d0cf0
[  200.715151][ T2778] RBP: ff1100000d332000 R08: 1fe220000167a19f R09: ff1100000d1ed158
[  200.715343][ T2778] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  200.715534][ T2778] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  200.715731][ T2778] FS:  00007f0f6f739840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  200.715955][ T2778] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.716115][ T2778] CR2: 0000000011dca988 CR3: 000000000fb3c003 CR4: 0000000000771ef0
[  200.716315][ T2778] PKRU: 55555554
[  200.716410][ T2778] Call Trace:
[  200.716506][ T2778]  <TASK>
[  200.716572][ T2778]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  200.716706][ T2778]  rtmsg_ifinfo+0x5c/0xb0
[  200.716803][ T2778]  ? mark_held_locks+0x40/0x70
[  200.716934][ T2778]  __dev_notify_flags+0x1b8/0x280
[  200.717061][ T2778]  ? netif_change_name+0x8c0/0x8c0
[  200.717193][ T2778]  ? __dev_change_flags+0x288/0x6d0
[  200.717321][ T2778]  ? netif_set_allmulti+0x2c0/0x2c0
[  200.717451][ T2778]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.717580][ T2778]  ? is_bpf_text_address+0x68/0x110
[  200.717715][ T2778]  netif_change_flags+0xfe/0x190
[  200.717842][ T2778]  ? unwind_get_return_address+0x67/0xd0
[  200.717971][ T2778]  do_setlink.isra.0+0x1d25/0x2a60
[  200.718101][ T2778]  ? rtnl_link_get_size+0x350/0x350
[  200.718233][ T2778]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  200.718393][ T2778]  ? rcu_read_lock_any_held+0x3c/0x90
[  200.718519][ T2778]  ? validate_chain+0x38b/0xc20
[  200.718646][ T2778]  ? rcu_read_lock_any_held+0x66/0x90
[  200.718776][ T2778]  ? stack_depot_save_flags+0x367/0x770
[  200.718903][ T2778]  ? __kernel_text_address+0x12/0x30
[  200.719036][ T2778]  ? __lock_acquire+0x508/0xc10
[  200.719822][ T2778]  ? lock_acquire.part.0+0xbc/0x260
[  200.719950][ T2778]  ? rtnl_newlink+0x883/0xee0
[  200.720082][ T2778]  ? rcu_is_watching+0x15/0xd0
[  200.720243][ T2778]  ? lock_acquire+0x134/0x160
[  200.720380][ T2778]  ? rcu_is_watching+0x15/0xd0
[  200.720506][ T2778]  ? rcu_is_watching+0x15/0xd0
[  200.720632][ T2778]  ? trace_contention_end+0xb3/0x1a0
[  200.720769][ T2778]  ? __mutex_lock+0x1db/0x2010
[  200.720894][ T2778]  ? __mutex_lock+0x9b2/0x2010
[  200.721025][ T2778]  ? rtnl_newlink+0x883/0xee0
[  200.721159][ T2778]  ? ww_mutex_lock+0x160/0x160
[  200.721288][ T2778]  ? __rtnl_newlink+0x3fa/0xa50
[  200.721418][ T2778]  rtnl_newlink+0x8d1/0xee0
[  200.721545][ T2778]  ? lock_acquire.part.0+0xbc/0x260
[  200.721678][ T2778]  ? find_held_lock+0x2b/0x80
[  200.721806][ T2778]  ? __rtnl_newlink+0xa50/0xa50
[  200.721931][ T2778]  ? mark_usage+0x61/0x170
[  200.722059][ T2778]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.722196][ T2778]  ? lock_acquire.part.0+0xbc/0x260
[  200.722323][ T2778]  ? find_held_lock+0x2b/0x80
[  200.722449][ T2778]  ? __rtnl_newlink+0xa50/0xa50
[  200.722576][ T2778]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.722716][ T2778]  ? __rtnl_newlink+0xa50/0xa50
[  200.722843][ T2778]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  200.722977][ T2778]  ? validate_chain+0x38b/0xc20
[  200.723105][ T2778]  ? rtnl_link_fill+0x900/0x900
[  200.723233][ T2778]  ? __lock_acquire+0x508/0xc10
[  200.723360][ T2778]  ? lock_acquire.part.0+0xbc/0x260
[  200.723486][ T2778]  ? find_held_lock+0x2b/0x80
[  200.723613][ T2778]  netlink_rcv_skb+0x14e/0x3a0
[  200.723746][ T2778]  ? rtnl_link_fill+0x900/0x900
[  200.723872][ T2778]  ? netlink_ack+0xcd0/0xcd0
[  200.724003][ T2778]  ? netlink_deliver_tap+0xc5/0x330
[  200.724135][ T2778]  ? netlink_deliver_tap+0x13c/0x330
[  200.724264][ T2778]  netlink_unicast+0x486/0x750
[  200.724397][ T2778]  ? netlink_attachskb+0x810/0x810
[  200.724527][ T2778]  ? __lock_acquire+0x508/0xc10
[  200.724660][ T2778]  netlink_sendmsg+0x735/0xc60
[  200.724792][ T2778]  ? netlink_unicast+0x750/0x750
[  200.724920][ T2778]  ? __might_fault+0x97/0x140
[  200.725052][ T2778]  ____sys_sendmsg+0x419/0x850
[  200.725184][ T2778]  ? copy_msghdr_from_user+0x2a0/0x460
[  200.725310][ T2778]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  200.725467][ T2778]  ? move_addr_to_kernel+0x40/0x40
[  200.725600][ T2778]  ? stack_depot_save_flags+0x367/0x770
[  200.725735][ T2778]  ? validate_chain+0x38b/0xc20
[  200.725869][ T2778]  ___sys_sendmsg+0x14e/0x1d0
[  200.725994][ T2778]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  200.726158][ T2778]  ? copy_msghdr_from_user+0x460/0x460
[  200.726298][ T2778]  __sys_sendmsg+0x145/0x1f0
[  200.726427][ T2778]  ? __sys_sendmsg_sock+0x20/0x20
[  200.726552][ T2778]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  200.726715][ T2778]  ? do_raw_spin_unlock+0x59/0x250
[  200.726870][ T2778]  ? rcu_is_watching+0x15/0xd0
[  200.727048][ T2778]  do_syscall_64+0x117/0xfc0
[  200.727229][ T2778]  ? trace_hardirqs_off+0xd/0x30
[  200.727411][ T2778]  ? exc_page_fault+0xee/0x100
[  200.727590][ T2778]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  200.727818][ T2778] RIP: 0033:0x7f0f6f97308e
[  200.728001][ T2778] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  200.728633][ T2778] RSP: 002b:00007ffe4dac0a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  200.728911][ T2778] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0f6f97308e
[  200.729181][ T2778] RDX: 0000000000000000 RSI: 00007ffe4dac0b20 RDI: 0000000000000005
[  200.729446][ T2778] RBP: 00007ffe4dac0a80 R08: 0000000000000000 R09: 0000000000000000
[  200.729713][ T2778] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5ed
[  200.729978][ T2778] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4dac11f0
[  200.730260][ T2778]  </TASK>
[  200.730395][ T2778] irq event stamp: 24225
[  200.730529][ T2778] hardirqs last  enabled at (24233): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  200.730845][ T2778] hardirqs last disabled at (24240): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  200.731165][ T2778] softirqs last  enabled at (23682): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  200.731481][ T2778] softirqs last disabled at (23625): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  200.731798][ T2778] ---[ end trace 0000000000000000 ]---
[  200.764208][ T2779] ------------[ cut here ]------------
[  200.764427][ T2779] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2779
[  200.764788][ T2779] Modules linked in:
[  200.764924][ T2779] CPU: 1 UID: 0 PID: 2779 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  200.765466][ T2779] Tainted: [W]=WARN
[  200.765598][ T2779] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  200.765827][ T2779] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  200.766052][ T2779] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  200.766673][ T2779] RSP: 0018:ffa0000005a47190 EFLAGS: 00010286
[  200.766894][ T2779] RAX: 00000000ffffffa6 RBX: ff110000089a1840 RCX: 1ff4000000b48df8
[  200.767154][ T2779] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089a18f0
[  200.767413][ T2779] RBP: ff1100000d332000 R08: 1fe220000113431f R09: ff1100000f9e2e58
[  200.767649][ T2779] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  200.767838][ T2779] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  200.768019][ T2779] FS:  00007f93be700840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  200.768245][ T2779] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.768407][ T2779] CR2: 00007f93be9d01a0 CR3: 00000000106d6004 CR4: 0000000000771ef0
[  200.768595][ T2779] PKRU: 55555554
[  200.768690][ T2779] Call Trace:
[  200.768784][ T2779]  <TASK>
[  200.768849][ T2779]  unregister_netdevice_many_notify+0xce3/0x1b30
[  200.769007][ T2779]  ? unregister_netdevice_queued+0x80/0x80
[  200.769166][ T2779]  ? mutex_is_locked+0x1c/0x50
[  200.769290][ T2779]  ? rtnl_is_locked+0x15/0x20
[  200.769413][ T2779]  ? unregister_netdevice_queue+0x6a/0x470
[  200.769569][ T2779]  ? mark_usage+0x61/0x170
[  200.769701][ T2779]  rtnl_dellink+0x4a0/0xae0
[  200.769825][ T2779]  ? lock_acquire.part.0+0xbc/0x260
[  200.769948][ T2779]  ? find_held_lock+0x2b/0x80
[  200.770073][ T2779]  ? rtnl_mdb_del+0x580/0x580
[  200.770201][ T2779]  ? mark_usage+0x61/0x170
[  200.770322][ T2779]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.770461][ T2779]  ? lock_acquire.part.0+0xbc/0x260
[  200.770583][ T2779]  ? find_held_lock+0x2b/0x80
[  200.770710][ T2779]  ? mark_usage+0x61/0x170
[  200.770831][ T2779]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.770954][ T2779]  ? __lock_acquire+0x508/0xc10
[  200.771076][ T2779]  ? bpf_address_lookup+0x202/0x290
[  200.771208][ T2779]  ? lock_acquire.part.0+0xbc/0x260
[  200.771331][ T2779]  ? find_held_lock+0x2b/0x80
[  200.771467][ T2779]  ? rtnl_mdb_del+0x580/0x580
[  200.771634][ T2779]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.771811][ T2779]  ? rtnl_mdb_del+0x580/0x580
[  200.771980][ T2779]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  200.772152][ T2779]  ? validate_chain+0x38b/0xc20
[  200.772320][ T2779]  ? rtnl_link_fill+0x900/0x900
[  200.772490][ T2779]  ? __lock_acquire+0x508/0xc10
[  200.772664][ T2779]  ? lock_acquire.part.0+0xbc/0x260
[  200.772837][ T2779]  ? find_held_lock+0x2b/0x80
[  200.773007][ T2779]  netlink_rcv_skb+0x14e/0x3a0
[  200.773180][ T2779]  ? rtnl_link_fill+0x900/0x900
[  200.773349][ T2779]  ? netlink_ack+0xcd0/0xcd0
[  200.773521][ T2779]  ? netlink_deliver_tap+0xc5/0x330
[  200.773695][ T2779]  ? netlink_deliver_tap+0x13c/0x330
[  200.773867][ T2779]  netlink_unicast+0x486/0x750
[  200.774036][ T2779]  ? netlink_attachskb+0x810/0x810
[  200.774209][ T2779]  ? __lock_acquire+0x508/0xc10
[  200.774381][ T2779]  netlink_sendmsg+0x735/0xc60
[  200.774553][ T2779]  ? netlink_unicast+0x750/0x750
[  200.774736][ T2779]  ? __might_fault+0x97/0x140
[  200.774915][ T2779]  ____sys_sendmsg+0x419/0x850
[  200.775087][ T2779]  ? copy_msghdr_from_user+0x2a0/0x460
[  200.775275][ T2779]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  200.775492][ T2779]  ? move_addr_to_kernel+0x40/0x40
[  200.775670][ T2779]  ? stack_depot_save_flags+0x367/0x770
[  200.775844][ T2779]  ? validate_chain+0x38b/0xc20
[  200.776016][ T2779]  ___sys_sendmsg+0x14e/0x1d0
[  200.776155][ T2779]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  200.776306][ T2779]  ? copy_msghdr_from_user+0x460/0x460
[  200.776439][ T2779]  __sys_sendmsg+0x145/0x1f0
[  200.776562][ T2779]  ? __sys_sendmsg_sock+0x20/0x20
[  200.776691][ T2779]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  200.776847][ T2779]  ? do_raw_spin_unlock+0x59/0x250
[  200.776971][ T2779]  ? rcu_is_watching+0x15/0xd0
[  200.777095][ T2779]  do_syscall_64+0x117/0xfc0
[  200.777225][ T2779]  ? trace_hardirqs_off+0xd/0x30
[  200.777349][ T2779]  ? exc_page_fault+0xee/0x100
[  200.777471][ T2779]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  200.777624][ T2779] RIP: 0033:0x7f93be93a08e
[  200.777758][ T2779] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  200.778203][ T2779] RSP: 002b:00007fffa84dfaa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  200.778390][ T2779] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f93be93a08e
[  200.778574][ T2779] RDX: 0000000000000000 RSI: 00007fffa84dfb50 RDI: 0000000000000005
[  200.778764][ T2779] RBP: 00007fffa84dfab0 R08: 0000000000000000 R09: 0000000000000000
[  200.778947][ T2779] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5ed
[  200.779137][ T2779] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa84e0220
[  200.779328][ T2779]  </TASK>
[  200.779421][ T2779] irq event stamp: 17999
[  200.779515][ T2779] hardirqs last  enabled at (18007): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  200.779734][ T2779] hardirqs last disabled at (18014): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  200.779983][ T2779] softirqs last  enabled at (17290): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  200.780289][ T2779] softirqs last disabled at (16939): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  200.780590][ T2779] ---[ end trace 0000000000000000 ]---
[  200.780794][ T2779] bond0 (unregistering): Released all slaves
[  200.859550][ T2780] ------------[ cut here ]------------
[  200.859760][ T2780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2780
[  200.860042][ T2780] Modules linked in:
[  200.860160][ T2780] CPU: 0 UID: 0 PID: 2780 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  200.860438][ T2780] Tainted: [W]=WARN
[  200.860543][ T2780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  200.860728][ T2780] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  200.860909][ T2780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  200.861413][ T2780] RSP: 0018:ffa0000004157028 EFLAGS: 00010286
[  200.861588][ T2780] RAX: 00000000ffffffa6 RBX: ff110000091c19c0 RCX: 1ff400000082adcb
[  200.861802][ T2780] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091c1a70
[  200.862003][ T2780] RBP: ff1100000f0ba000 R08: 1fe220000123834f R09: ff1100000cb95180
[  200.862207][ T2780] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  200.862410][ T2780] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  200.862613][ T2780] FS:  00007fe164cc4840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  200.862854][ T2780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.863025][ T2780] CR2: 00007fe164eb9c40 CR3: 000000000fb06005 CR4: 0000000000771ef0
[  200.863234][ T2780] PKRU: 55555554
[  200.863339][ T2780] Call Trace:
[  200.863439][ T2780]  <TASK>
[  200.863511][ T2780]  ? rcu_is_watching+0x15/0xd0
[  200.863651][ T2780]  rtnetlink_event+0xe0/0x1f0
[  200.863794][ T2780]  notifier_call_chain+0xb0/0x320
[  200.863936][ T2780]  netdev_update_features+0xa9/0xb0
[  200.864078][ T2780]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  200.864258][ T2780]  bond_option_mode_set+0x316/0x500
[  200.864402][ T2780]  __bond_opt_set+0x1b1/0x390
[  200.864540][ T2780]  ? pcpu_alloc+0x11/0x440
[  200.864686][ T2780]  bond_changelink+0x17c/0x23f0
[  200.864825][ T2780]  ? lockdep_hardirqs_on+0x8c/0x130
[  200.864964][ T2780]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  200.865140][ T2780]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  200.865312][ T2780]  ? __debug_object_init+0x2b7/0x3b0
[  200.865453][ T2780]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  200.865592][ T2780]  ? debug_object_assert_init+0x340/0x340
[  200.865738][ T2780]  ? __queue_work+0x31a/0xc00
[  200.865880][ T2780]  ? lockdep_init_map_type+0x5d/0x250
[  200.866019][ T2780]  ? timer_init_key+0x10d/0x280
[  200.866165][ T2780]  bond_newlink+0x9e/0xf0
[  200.866271][ T2780]  rtnl_newlink_create+0x2da/0x8c0
[  200.866414][ T2780]  ? rtnl_create_link+0xf20/0xf20
[  200.866555][ T2780]  ? __dev_get_by_name+0x12/0x50
[  200.866703][ T2780]  ? rtnl_dev_get+0xd7/0x170
[  200.866884][ T2780]  __rtnl_newlink+0x22b/0xa50
[  200.867073][ T2780]  rtnl_newlink+0x8d1/0xee0
[  200.867261][ T2780]  ? lock_acquire.part.0+0xbc/0x260
[  200.867445][ T2780]  ? find_held_lock+0x2b/0x80
[  200.867633][ T2780]  ? __rtnl_newlink+0xa50/0xa50
[  200.867828][ T2780]  ? mark_usage+0x61/0x170
[  200.868009][ T2780]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.868195][ T2780]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.868378][ T2780]  ? __rtnl_newlink+0xa50/0xa50
[  200.868565][ T2780]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  200.868761][ T2780]  ? validate_chain+0x38b/0xc20
[  200.868935][ T2780]  ? rtnl_link_fill+0x900/0x900
[  200.869118][ T2780]  ? __lock_acquire+0x508/0xc10
[  200.869307][ T2780]  ? lock_acquire.part.0+0xbc/0x260
[  200.869493][ T2780]  ? find_held_lock+0x2b/0x80
[  200.869686][ T2780]  netlink_rcv_skb+0x14e/0x3a0
[  200.869873][ T2780]  ? rtnl_link_fill+0x900/0x900
[  200.870046][ T2780]  ? netlink_ack+0xcd0/0xcd0
[  200.870233][ T2780]  ? netlink_deliver_tap+0xc5/0x330
[  200.870417][ T2780]  ? netlink_deliver_tap+0x13c/0x330
[  200.870605][ T2780]  netlink_unicast+0x486/0x750
[  200.870764][ T2780]  ? netlink_attachskb+0x810/0x810
[  200.870950][ T2780]  ? __lock_acquire+0x508/0xc10
[  200.871130][ T2780]  netlink_sendmsg+0x735/0xc60
[  200.871315][ T2780]  ? netlink_unicast+0x750/0x750
[  200.871500][ T2780]  ? __might_fault+0x97/0x140
[  200.871702][ T2780]  ____sys_sendmsg+0x419/0x850
[  200.871868][ T2780]  ? copy_msghdr_from_user+0x2a0/0x460
[  200.872052][ T2780]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  200.872282][ T2780]  ? move_addr_to_kernel+0x40/0x40
[  200.872469][ T2780]  ___sys_sendmsg+0x14e/0x1d0
[  200.872641][ T2780]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.872788][ T2780]  ? copy_msghdr_from_user+0x460/0x460
[  200.872959][ T2780]  ? lock_vma_under_rcu+0x159/0x410
[  200.873142][ T2780]  __sys_sendmsg+0x145/0x1f0
[  200.873322][ T2780]  ? __sys_sendmsg_sock+0x20/0x20
[  200.873506][ T2780]  ? rcu_is_watching+0x15/0xd0
[  200.873700][ T2780]  ? rcu_is_watching+0x15/0xd0
[  200.873884][ T2780]  do_syscall_64+0x117/0xfc0
[  200.874062][ T2780]  ? trace_hardirqs_off+0xd/0x30
[  200.874251][ T2780]  ? exc_page_fault+0xee/0x100
[  200.874414][ T2780]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  200.874646][ T2780] RIP: 0033:0x7fe164efe08e
[  200.874841][ T2780] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  200.875507][ T2780] RSP: 002b:00007ffee39d5e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  200.875802][ T2780] RAX: ffffffffffffffda RBX: 00007ffee39d6628 RCX: 00007fe164efe08e
[  200.876085][ T2780] RDX: 0000000000000000 RSI: 00007ffee39d5f30 RDI: 0000000000000005
[  200.876362][ T2780] RBP: 00007ffee39d5e90 R08: 0000000000000000 R09: 0000000000000000
[  200.876646][ T2780] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5ed
[  200.876921][ T2780] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee39d6600
[  200.877200][ T2780]  </TASK>
[  200.877340][ T2780] irq event stamp: 27687
[  200.877468][ T2780] hardirqs last  enabled at (27695): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  200.877786][ T2780] hardirqs last disabled at (27702): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  200.878116][ T2780] softirqs last  enabled at (26866): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  200.878434][ T2780] softirqs last disabled at (26864): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  200.878766][ T2780] ---[ end trace 0000000000000000 ]---
[  200.879143][ T2780] ------------[ cut here ]------------
[  200.879317][ T2780] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2780
[  200.879676][ T2780] Modules linked in:
[  200.879805][ T2780] CPU: 0 UID: 0 PID: 2780 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  200.880702][ T2780] Tainted: [W]=WARN
[  200.880844][ T2780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  200.881055][ T2780] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  200.881343][ T2780] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  200.881963][ T2780] RSP: 0018:ffa00000041571b0 EFLAGS: 00010286
[  200.882236][ T2780] RAX: 00000000ffffffa6 RBX: ff110000091c1cc0 RCX: 1ff400000082adfc
[  200.882497][ T2780] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091c1d70
[  200.882758][ T2780] RBP: ff1100000f0ba000 R08: 1fe22000012383af R09: ff1100000cb95180
[  200.883043][ T2780] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  200.883321][ T2780] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  200.883580][ T2780] FS:  00007fe164cc4840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  200.883901][ T2780] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.884118][ T2780] CR2: 00007fe164eb9c40 CR3: 000000000fb06005 CR4: 0000000000771ef0
[  200.884383][ T2780] PKRU: 55555554
[  200.884516][ T2780] Call Trace:
[  200.884641][ T2780]  <TASK>
[  200.884744][ T2780]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  200.884913][ T2780]  ? lockdep_hardirqs_on+0x8c/0x130
[  200.885091][ T2780]  rtmsg_ifinfo+0x5c/0xb0
[  200.885229][ T2780]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  200.885409][ T2780]  __dev_notify_flags+0x1b8/0x280
[  200.885593][ T2780]  ? netif_change_name+0x8c0/0x8c0
[  200.885785][ T2780]  ? __queue_work+0x31a/0xc00
[  200.885979][ T2780]  ? lockdep_init_map_type+0x5d/0x250
[  200.886172][ T2780]  ? timer_init_key+0x10d/0x280
[  200.886361][ T2780]  rtnl_configure_link+0x1ac/0x390
[  200.886535][ T2780]  ? bond_newlink+0x9e/0xf0
[  200.886713][ T2780]  rtnl_newlink_create+0x353/0x8c0
[  200.886884][ T2780]  ? rtnl_create_link+0xf20/0xf20
[  200.887056][ T2780]  ? __dev_get_by_name+0x12/0x50
[  200.887237][ T2780]  ? rtnl_dev_get+0xd7/0x170
[  200.887431][ T2780]  __rtnl_newlink+0x22b/0xa50
[  200.887625][ T2780]  rtnl_newlink+0x8d1/0xee0
[  200.887808][ T2780]  ? lock_acquire.part.0+0xbc/0x260
[  200.887994][ T2780]  ? find_held_lock+0x2b/0x80
[  200.888179][ T2780]  ? __rtnl_newlink+0xa50/0xa50
[  200.888354][ T2780]  ? mark_usage+0x61/0x170
[  200.888532][ T2780]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.888727][ T2780]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.888909][ T2780]  ? __rtnl_newlink+0xa50/0xa50
[  200.889091][ T2780]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  200.889281][ T2780]  ? validate_chain+0x38b/0xc20
[  200.889465][ T2780]  ? rtnl_link_fill+0x900/0x900
[  200.889650][ T2780]  ? __lock_acquire+0x508/0xc10
[  200.889841][ T2780]  ? lock_acquire.part.0+0xbc/0x260
[  200.890025][ T2780]  ? find_held_lock+0x2b/0x80
[  200.890223][ T2780]  netlink_rcv_skb+0x14e/0x3a0
[  200.890414][ T2780]  ? rtnl_link_fill+0x900/0x900
[  200.890608][ T2780]  ? netlink_ack+0xcd0/0xcd0
[  200.890806][ T2780]  ? netlink_deliver_tap+0xc5/0x330
[  200.890998][ T2780]  ? netlink_deliver_tap+0x13c/0x330
[  200.891190][ T2780]  netlink_unicast+0x486/0x750
[  200.891385][ T2780]  ? netlink_attachskb+0x810/0x810
[  200.891565][ T2780]  ? __lock_acquire+0x508/0xc10
[  200.891765][ T2780]  netlink_sendmsg+0x735/0xc60
[  200.891960][ T2780]  ? netlink_unicast+0x750/0x750
[  200.892157][ T2780]  ? __might_fault+0x97/0x140
[  200.892340][ T2780]  ____sys_sendmsg+0x419/0x850
[  200.892529][ T2780]  ? copy_msghdr_from_user+0x2a0/0x460
[  200.892714][ T2780]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  200.892940][ T2780]  ? move_addr_to_kernel+0x40/0x40
[  200.893134][ T2780]  ___sys_sendmsg+0x14e/0x1d0
[  200.893326][ T2780]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.893512][ T2780]  ? copy_msghdr_from_user+0x460/0x460
[  200.893725][ T2780]  ? lock_vma_under_rcu+0x159/0x410
[  200.893913][ T2780]  __sys_sendmsg+0x145/0x1f0
[  200.894105][ T2780]  ? __sys_sendmsg_sock+0x20/0x20
[  200.894302][ T2780]  ? rcu_is_watching+0x15/0xd0
[  200.894491][ T2780]  ? rcu_is_watching+0x15/0xd0
[  200.894692][ T2780]  do_syscall_64+0x117/0xfc0
[  200.894882][ T2780]  ? trace_hardirqs_off+0xd/0x30
[  200.895074][ T2780]  ? exc_page_fault+0xee/0x100
[  200.895277][ T2780]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  200.895509][ T2780] RIP: 0033:0x7fe164efe08e
[  200.895706][ T2780] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  200.896386][ T2780] RSP: 002b:00007ffee39d5e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  200.896662][ T2780] RAX: ffffffffffffffda RBX: 00007ffee39d6628 RCX: 00007fe164efe08e
[  200.896943][ T2780] RDX: 0000000000000000 RSI: 00007ffee39d5f30 RDI: 0000000000000005
[  200.897219][ T2780] RBP: 00007ffee39d5e90 R08: 0000000000000000 R09: 0000000000000000
[  200.897504][ T2780] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5ed
[  200.897793][ T2780] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee39d6600
[  200.898071][ T2780]  </TASK>
[  200.898208][ T2780] irq event stamp: 29737
[  200.898346][ T2780] hardirqs last  enabled at (29745): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  200.898675][ T2780] hardirqs last disabled at (29752): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  200.898991][ T2780] softirqs last  enabled at (29642): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  200.899304][ T2780] softirqs last disabled at (29629): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  200.899628][ T2780] ---[ end trace 0000000000000000 ]---
[  200.948090][ T2783] ------------[ cut here ]------------
[  200.948828][ T2783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2783
[  200.949102][ T2783] Modules linked in:
[  200.949215][ T2783] CPU: 0 UID: 0 PID: 2783 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  200.949487][ T2783] Tainted: [W]=WARN
[  200.949587][ T2783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  200.949763][ T2783] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  200.949934][ T2783] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  200.950403][ T2783] RSP: 0018:ffa0000005a67020 EFLAGS: 00010286
[  200.950574][ T2783] RAX: 00000000ffffffa6 RBX: ff1100000b3be340 RCX: 1ff4000000b4cdca
[  200.950773][ T2783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3be3f0
[  200.950972][ T2783] RBP: ff1100000f0ba000 R08: 1fe2200001677c7f R09: ff11000010170b58
[  200.951171][ T2783] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  200.951366][ T2783] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  200.951561][ T2783] FS:  00007f22cb3e7840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  200.951794][ T2783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.951958][ T2783] CR2: 00000000172df988 CR3: 0000000010606004 CR4: 0000000000771ef0
[  200.952157][ T2783] PKRU: 55555554
[  200.952252][ T2783] Call Trace:
[  200.952353][ T2783]  <TASK>
[  200.952420][ T2783]  ? __local_bh_enable_ip+0xa5/0x140
[  200.952550][ T2783]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  200.952688][ T2783]  rtmsg_ifinfo+0x5c/0xb0
[  200.952785][ T2783]  ? mark_held_locks+0x40/0x70
[  200.952914][ T2783]  __dev_notify_flags+0x1b8/0x280
[  200.953045][ T2783]  ? netif_change_name+0x8c0/0x8c0
[  200.953175][ T2783]  ? __dev_change_flags+0x4a4/0x6d0
[  200.953302][ T2783]  ? netif_set_allmulti+0x2c0/0x2c0
[  200.953429][ T2783]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.953558][ T2783]  ? is_bpf_text_address+0x68/0x110
[  200.953695][ T2783]  netif_change_flags+0xfe/0x190
[  200.953822][ T2783]  ? unwind_get_return_address+0x67/0xd0
[  200.953953][ T2783]  do_setlink.isra.0+0x1d25/0x2a60
[  200.954087][ T2783]  ? rtnl_link_get_size+0x350/0x350
[  200.954221][ T2783]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  200.954379][ T2783]  ? rcu_read_lock_any_held+0x3c/0x90
[  200.954514][ T2783]  ? validate_chain+0x38b/0xc20
[  200.954642][ T2783]  ? rcu_read_lock_any_held+0x66/0x90
[  200.954782][ T2783]  ? stack_depot_save_flags+0x367/0x770
[  200.954912][ T2783]  ? __kernel_text_address+0x12/0x30
[  200.955042][ T2783]  ? __lock_acquire+0x508/0xc10
[  200.955175][ T2783]  ? lock_acquire.part.0+0xbc/0x260
[  200.955302][ T2783]  ? rtnl_newlink+0x883/0xee0
[  200.955431][ T2783]  ? rcu_is_watching+0x15/0xd0
[  200.955564][ T2783]  ? lock_acquire+0x134/0x160
[  200.955698][ T2783]  ? rcu_is_watching+0x15/0xd0
[  200.955826][ T2783]  ? rcu_is_watching+0x15/0xd0
[  200.955954][ T2783]  ? trace_contention_end+0xb3/0x1a0
[  200.956083][ T2783]  ? __mutex_lock+0x1db/0x2010
[  200.956234][ T2783]  ? __mutex_lock+0x9b2/0x2010
[  200.956412][ T2783]  ? rtnl_newlink+0x883/0xee0
[  200.956591][ T2783]  ? ww_mutex_lock+0x160/0x160
[  200.956784][ T2783]  ? __rtnl_newlink+0x3fa/0xa50
[  200.956971][ T2783]  rtnl_newlink+0x8d1/0xee0
[  200.957162][ T2783]  ? lock_acquire.part.0+0xbc/0x260
[  200.957328][ T2783]  ? find_held_lock+0x2b/0x80
[  200.957514][ T2783]  ? __rtnl_newlink+0xa50/0xa50
[  200.957703][ T2783]  ? mark_usage+0x61/0x170
[  200.957890][ T2783]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.958077][ T2783]  ? lock_acquire.part.0+0xbc/0x260
[  200.958260][ T2783]  ? find_held_lock+0x2b/0x80
[  200.958434][ T2783]  ? __rtnl_newlink+0xa50/0xa50
[  200.958607][ T2783]  ? __lock_release.isra.0+0x6b/0x1a0
[  200.958794][ T2783]  ? __rtnl_newlink+0xa50/0xa50
[  200.958979][ T2783]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  200.959161][ T2783]  ? validate_chain+0x38b/0xc20
[  200.959327][ T2783]  ? rtnl_link_fill+0x900/0x900
[  200.959504][ T2783]  ? __lock_acquire+0x508/0xc10
[  200.959691][ T2783]  ? lock_acquire.part.0+0xbc/0x260
[  200.959867][ T2783]  ? find_held_lock+0x2b/0x80
[  200.960051][ T2783]  netlink_rcv_skb+0x14e/0x3a0
[  200.960232][ T2783]  ? rtnl_link_fill+0x900/0x900
[  200.960410][ T2783]  ? netlink_ack+0xcd0/0xcd0
[  200.960595][ T2783]  ? netlink_deliver_tap+0xc5/0x330
[  200.960785][ T2783]  ? netlink_deliver_tap+0x13c/0x330
[  200.960968][ T2783]  netlink_unicast+0x486/0x750
[  200.961161][ T2783]  ? netlink_attachskb+0x810/0x810
[  200.961337][ T2783]  ? __lock_acquire+0x508/0xc10
[  200.961517][ T2783]  netlink_sendmsg+0x735/0xc60
[  200.961707][ T2783]  ? netlink_unicast+0x750/0x750
[  200.961893][ T2783]  ? __might_fault+0x97/0x140
[  200.962075][ T2783]  ____sys_sendmsg+0x419/0x850
[  200.962232][ T2783]  ? copy_msghdr_from_user+0x2a0/0x460
[  200.962361][ T2783]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  200.962519][ T2783]  ? move_addr_to_kernel+0x40/0x40
[  200.962652][ T2783]  ? stack_depot_save_flags+0x367/0x770
[  200.962790][ T2783]  ? validate_chain+0x38b/0xc20
[  200.962923][ T2783]  ___sys_sendmsg+0x14e/0x1d0
[  200.963054][ T2783]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  200.963229][ T2783]  ? copy_msghdr_from_user+0x460/0x460
[  200.963376][ T2783]  __sys_sendmsg+0x145/0x1f0
[  200.963510][ T2783]  ? __sys_sendmsg_sock+0x20/0x20
[  200.963644][ T2783]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  200.963821][ T2783]  ? do_raw_spin_unlock+0x59/0x250
[  200.963961][ T2783]  ? rcu_is_watching+0x15/0xd0
[  200.964095][ T2783]  do_syscall_64+0x117/0xfc0
[  200.964249][ T2783]  ? trace_hardirqs_off+0xd/0x30
[  200.964384][ T2783]  ? exc_page_fault+0xee/0x100
[  200.964521][ T2783]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  200.964692][ T2783] RIP: 0033:0x7f22cb62108e
[  200.964833][ T2783] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  200.965309][ T2783] RSP: 002b:00007ffc2d962390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  200.965512][ T2783] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f22cb62108e
[  200.965714][ T2783] RDX: 0000000000000000 RSI: 00007ffc2d962440 RDI: 0000000000000005
[  200.965915][ T2783] RBP: 00007ffc2d9623a0 R08: 0000000000000000 R09: 0000000000000000
[  200.966113][ T2783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c5ed
[  200.966321][ T2783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2d962b10
[  200.966556][ T2783]  </TASK>
[  200.966702][ T2783] irq event stamp: 25497
[  200.966840][ T2783] hardirqs last  enabled at (25505): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  200.967166][ T2783] hardirqs last disabled at (25514): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  200.967489][ T2783] softirqs last  enabled at (24582): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  200.967821][ T2783] softirqs last disabled at (23599): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  200.968147][ T2783] ---[ end trace 0000000000000000 ]---
[  253.673152][ T4146] ------------[ cut here ]------------
[  253.673368][ T4146] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4146
[  253.673657][ T4146] Modules linked in:
[  253.673769][ T4146] CPU: 1 UID: 0 PID: 4146 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  253.674037][ T4146] Tainted: [W]=WARN
[  253.674166][ T4146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  253.674331][ T4146] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  253.674510][ T4146] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  253.674986][ T4146] RSP: 0018:ffa00000079b7020 EFLAGS: 00010286
[  253.675166][ T4146] RAX: 00000000ffffffa6 RBX: ff1100000b3d1cc0 RCX: 1ff4000000f36dca
[  253.675364][ T4146] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3d1d70
[  253.675558][ T4146] RBP: ff110000087cc000 R08: 1fe220000167a3af R09: ff11000011055158
[  253.675760][ T4146] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  253.675955][ T4146] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  253.676183][ T4146] FS:  00007fa080d7c840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  253.676423][ T4146] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  253.676586][ T4146] CR2: 000000002ba77988 CR3: 0000000011045005 CR4: 0000000000771ef0
[  253.676785][ T4146] PKRU: 55555554
[  253.676885][ T4146] Call Trace:
[  253.676984][ T4146]  <TASK>
[  253.677058][ T4146]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  253.677205][ T4146]  rtmsg_ifinfo+0x5c/0xb0
[  253.677305][ T4146]  ? mark_held_locks+0x40/0x70
[  253.677437][ T4146]  __dev_notify_flags+0x1b8/0x280
[  253.677569][ T4146]  ? netif_change_name+0x8c0/0x8c0
[  253.677722][ T4146]  ? __dev_change_flags+0x288/0x6d0
[  253.677861][ T4146]  ? netif_set_allmulti+0x2c0/0x2c0
[  253.677996][ T4146]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.678193][ T4146]  ? is_bpf_text_address+0x68/0x110
[  253.678326][ T4146]  netif_change_flags+0xfe/0x190
[  253.678457][ T4146]  ? unwind_get_return_address+0x67/0xd0
[  253.678589][ T4146]  do_setlink.isra.0+0x1d25/0x2a60
[  253.678724][ T4146]  ? rtnl_link_get_size+0x350/0x350
[  253.678858][ T4146]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  253.679027][ T4146]  ? rcu_read_lock_any_held+0x3c/0x90
[  253.679222][ T4146]  ? validate_chain+0x38b/0xc20
[  253.679361][ T4146]  ? rcu_read_lock_any_held+0x66/0x90
[  253.679494][ T4146]  ? stack_depot_save_flags+0x367/0x770
[  253.679629][ T4146]  ? __kernel_text_address+0x12/0x30
[  253.679765][ T4146]  ? __lock_acquire+0x508/0xc10
[  253.679900][ T4146]  ? lock_acquire.part.0+0xbc/0x260
[  253.680036][ T4146]  ? rtnl_newlink+0x883/0xee0
[  253.680252][ T4146]  ? rcu_is_watching+0x15/0xd0
[  253.680391][ T4146]  ? lock_acquire+0x134/0x160
[  253.680522][ T4146]  ? rcu_is_watching+0x15/0xd0
[  253.680658][ T4146]  ? rcu_is_watching+0x15/0xd0
[  253.680794][ T4146]  ? trace_contention_end+0xb3/0x1a0
[  253.680929][ T4146]  ? __mutex_lock+0x1db/0x2010
[  253.681060][ T4146]  ? __mutex_lock+0x9b2/0x2010
[  253.681260][ T4146]  ? rtnl_newlink+0x883/0xee0
[  253.681398][ T4146]  ? ww_mutex_lock+0x160/0x160
[  253.681532][ T4146]  ? __rtnl_newlink+0x3fa/0xa50
[  253.681670][ T4146]  rtnl_newlink+0x8d1/0xee0
[  253.681803][ T4146]  ? lock_acquire.part.0+0xbc/0x260
[  253.681934][ T4146]  ? find_held_lock+0x2b/0x80
[  253.682065][ T4146]  ? __rtnl_newlink+0xa50/0xa50
[  253.682215][ T4146]  ? mark_usage+0x61/0x170
[  253.682348][ T4146]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.682482][ T4146]  ? lock_acquire.part.0+0xbc/0x260
[  253.682614][ T4146]  ? find_held_lock+0x2b/0x80
[  253.682747][ T4146]  ? __rtnl_newlink+0xa50/0xa50
[  253.682879][ T4146]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.683011][ T4146]  ? __rtnl_newlink+0xa50/0xa50
[  253.683153][ T4146]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  253.683284][ T4146]  ? validate_chain+0x38b/0xc20
[  253.683415][ T4146]  ? rtnl_link_fill+0x900/0x900
[  253.683546][ T4146]  ? __lock_acquire+0x508/0xc10
[  253.683681][ T4146]  ? lock_acquire.part.0+0xbc/0x260
[  253.683814][ T4146]  ? find_held_lock+0x2b/0x80
[  253.683947][ T4146]  netlink_rcv_skb+0x14e/0x3a0
[  253.684078][ T4146]  ? rtnl_link_fill+0x900/0x900
[  253.684219][ T4146]  ? netlink_ack+0xcd0/0xcd0
[  253.684354][ T4146]  ? netlink_deliver_tap+0xc5/0x330
[  253.684511][ T4146]  ? netlink_deliver_tap+0x13c/0x330
[  253.684647][ T4146]  netlink_unicast+0x486/0x750
[  253.684784][ T4146]  ? netlink_attachskb+0x810/0x810
[  253.684934][ T4146]  ? __lock_acquire+0x508/0xc10
[  253.685075][ T4146]  netlink_sendmsg+0x735/0xc60
[  253.685221][ T4146]  ? netlink_unicast+0x750/0x750
[  253.685356][ T4146]  ? __might_fault+0x97/0x140
[  253.685489][ T4146]  ____sys_sendmsg+0x419/0x850
[  253.685624][ T4146]  ? copy_msghdr_from_user+0x2a0/0x460
[  253.685754][ T4146]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  253.685915][ T4146]  ? move_addr_to_kernel+0x40/0x40
[  253.686047][ T4146]  ? stack_depot_save_flags+0x367/0x770
[  253.686189][ T4146]  ? validate_chain+0x38b/0xc20
[  253.686321][ T4146]  ___sys_sendmsg+0x14e/0x1d0
[  253.686451][ T4146]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  253.686613][ T4146]  ? copy_msghdr_from_user+0x460/0x460
[  253.686760][ T4146]  __sys_sendmsg+0x145/0x1f0
[  253.686892][ T4146]  ? __sys_sendmsg_sock+0x20/0x20
[  253.687020][ T4146]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  253.687196][ T4146]  ? do_raw_spin_unlock+0x59/0x250
[  253.687328][ T4146]  ? rcu_is_watching+0x15/0xd0
[  253.687461][ T4146]  do_syscall_64+0x117/0xfc0
[  253.687594][ T4146]  ? trace_hardirqs_off+0xd/0x30
[  253.687744][ T4146]  ? exc_page_fault+0xee/0x100
[  253.687875][ T4146]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  253.688038][ T4146] RIP: 0033:0x7fa080fb608e
[  253.688183][ T4146] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  253.688648][ T4146] RSP: 002b:00007ffc2e753fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  253.688866][ T4146] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa080fb608e
[  253.689065][ T4146] RDX: 0000000000000000 RSI: 00007ffc2e754080 RDI: 0000000000000005
[  253.689286][ T4146] RBP: 00007ffc2e753fe0 R08: 0000000000000000 R09: 0000000000000000
[  253.689484][ T4146] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c622
[  253.689712][ T4146] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2e754750
[  253.689923][ T4146]  </TASK>
[  253.690022][ T4146] irq event stamp: 22137
[  253.690131][ T4146] hardirqs last  enabled at (22147): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  253.690369][ T4146] hardirqs last disabled at (22154): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  253.690599][ T4146] softirqs last  enabled at (21706): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  253.690830][ T4146] softirqs last disabled at (21689): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  253.691060][ T4146] ---[ end trace 0000000000000000 ]---
[  253.691990][ T4146] br0: port 1(s0) entered disabled state
[  253.762757][ T4150] ------------[ cut here ]------------
[  253.762984][ T4150] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4150
[  253.763329][ T4150] Modules linked in:
[  253.763486][ T4150] CPU: 2 UID: 0 PID: 4150 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  253.763811][ T4150] Tainted: [W]=WARN
[  253.763958][ T4150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  253.764215][ T4150] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  253.764454][ T4150] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  253.764983][ T4150] RSP: 0018:ffa00000079c7020 EFLAGS: 00010286
[  253.765225][ T4150] RAX: 00000000ffffffa6 RBX: ff110000091c0340 RCX: 1ff4000000f38dca
[  253.765475][ T4150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000091c03f0
[  253.765717][ T4150] RBP: ff1100000f0ba000 R08: 1fe220000123807f R09: ff1100000cb95158
[  253.765969][ T4150] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  253.766242][ T4150] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  253.766491][ T4150] FS:  00007f97f6e9d840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  253.766773][ T4150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  253.766986][ T4150] CR2: 0000000009795988 CR3: 0000000010f9f004 CR4: 0000000000771ef0
[  253.767344][ T4150] PKRU: 55555554
[  253.767572][ T4150] Call Trace:
[  253.767817][ T4150]  <TASK>
[  253.768023][ T4150]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  253.768321][ T4150]  rtmsg_ifinfo+0x5c/0xb0
[  253.768540][ T4150]  __dev_notify_flags+0x1b8/0x280
[  253.768742][ T4150]  ? __local_bh_enable_ip+0xa5/0x140
[  253.768923][ T4150]  ? netif_change_name+0x8c0/0x8c0
[  253.769119][ T4150]  ? __dev_change_flags+0x288/0x6d0
[  253.769327][ T4150]  ? netif_set_allmulti+0x2c0/0x2c0
[  253.769504][ T4150]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.769689][ T4150]  ? is_bpf_text_address+0x68/0x110
[  253.769878][ T4150]  netif_change_flags+0xfe/0x190
[  253.770067][ T4150]  ? unwind_get_return_address+0x67/0xd0
[  253.770265][ T4150]  do_setlink.isra.0+0x1d25/0x2a60
[  253.770446][ T4150]  ? rtnl_link_get_size+0x350/0x350
[  253.770638][ T4150]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  253.770854][ T4150]  ? rcu_read_lock_any_held+0x3c/0x90
[  253.771033][ T4150]  ? validate_chain+0x38b/0xc20
[  253.771235][ T4150]  ? rcu_read_lock_any_held+0x66/0x90
[  253.771414][ T4150]  ? stack_depot_save_flags+0x367/0x770
[  253.771593][ T4150]  ? __kernel_text_address+0x12/0x30
[  253.771774][ T4150]  ? __lock_acquire+0x508/0xc10
[  253.771956][ T4150]  ? lock_acquire.part.0+0xbc/0x260
[  253.772165][ T4150]  ? rtnl_newlink+0x883/0xee0
[  253.772358][ T4150]  ? rcu_is_watching+0x15/0xd0
[  253.772537][ T4150]  ? lock_acquire+0x134/0x160
[  253.772716][ T4150]  ? rcu_is_watching+0x15/0xd0
[  253.772906][ T4150]  ? rcu_is_watching+0x15/0xd0
[  253.773094][ T4150]  ? trace_contention_end+0xb3/0x1a0
[  253.773295][ T4150]  ? __mutex_lock+0x1db/0x2010
[  253.773476][ T4150]  ? __mutex_lock+0x9b2/0x2010
[  253.773657][ T4150]  ? rtnl_newlink+0x883/0xee0
[  253.773848][ T4150]  ? ww_mutex_lock+0x160/0x160
[  253.774030][ T4150]  ? __rtnl_newlink+0x3fa/0xa50
[  253.774231][ T4150]  rtnl_newlink+0x8d1/0xee0
[  253.774414][ T4150]  ? lock_acquire.part.0+0xbc/0x260
[  253.774592][ T4150]  ? find_held_lock+0x2b/0x80
[  253.774771][ T4150]  ? __rtnl_newlink+0xa50/0xa50
[  253.774949][ T4150]  ? mark_usage+0x61/0x170
[  253.775151][ T4150]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.775331][ T4150]  ? lock_acquire.part.0+0xbc/0x260
[  253.775509][ T4150]  ? find_held_lock+0x2b/0x80
[  253.775688][ T4150]  ? __rtnl_newlink+0xa50/0xa50
[  253.775866][ T4150]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.776047][ T4150]  ? __rtnl_newlink+0xa50/0xa50
[  253.776245][ T4150]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  253.776428][ T4150]  ? validate_chain+0x38b/0xc20
[  253.776607][ T4150]  ? rtnl_link_fill+0x900/0x900
[  253.776787][ T4150]  ? __lock_acquire+0x508/0xc10
[  253.776968][ T4150]  ? lock_acquire.part.0+0xbc/0x260
[  253.777163][ T4150]  ? find_held_lock+0x2b/0x80
[  253.777344][ T4150]  netlink_rcv_skb+0x14e/0x3a0
[  253.777524][ T4150]  ? rtnl_link_fill+0x900/0x900
[  253.777705][ T4150]  ? netlink_ack+0xcd0/0xcd0
[  253.777892][ T4150]  ? netlink_deliver_tap+0xc5/0x330
[  253.778070][ T4150]  ? netlink_deliver_tap+0x13c/0x330
[  253.778270][ T4150]  netlink_unicast+0x486/0x750
[  253.778451][ T4150]  ? netlink_attachskb+0x810/0x810
[  253.778630][ T4150]  ? __lock_acquire+0x508/0xc10
[  253.778812][ T4150]  netlink_sendmsg+0x735/0xc60
[  253.778993][ T4150]  ? netlink_unicast+0x750/0x750
[  253.779197][ T4150]  ? __might_fault+0x97/0x140
[  253.779383][ T4150]  ____sys_sendmsg+0x419/0x850
[  253.779563][ T4150]  ? copy_msghdr_from_user+0x2a0/0x460
[  253.779742][ T4150]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  253.779950][ T4150]  ? move_addr_to_kernel+0x40/0x40
[  253.780152][ T4150]  ? stack_depot_save_flags+0x367/0x770
[  253.780336][ T4150]  ? validate_chain+0x38b/0xc20
[  253.780516][ T4150]  ___sys_sendmsg+0x14e/0x1d0
[  253.780696][ T4150]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  253.780911][ T4150]  ? copy_msghdr_from_user+0x460/0x460
[  253.781140][ T4150]  __sys_sendmsg+0x145/0x1f0
[  253.781320][ T4150]  ? __sys_sendmsg_sock+0x20/0x20
[  253.781498][ T4150]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  253.781717][ T4150]  ? do_raw_spin_unlock+0x59/0x250
[  253.781899][ T4150]  ? rcu_is_watching+0x15/0xd0
[  253.782085][ T4150]  do_syscall_64+0x117/0xfc0
[  253.782291][ T4150]  ? trace_hardirqs_off+0xd/0x30
[  253.782468][ T4150]  ? exc_page_fault+0xee/0x100
[  253.782647][ T4150]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  253.782855][ T4150] RIP: 0033:0x7f97f70d708e
[  253.783042][ T4150] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  253.783568][ T4150] RSP: 002b:00007ffc4c163a70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  253.783813][ T4150] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f97f70d708e
[  253.784066][ T4150] RDX: 0000000000000000 RSI: 00007ffc4c163b20 RDI: 0000000000000005
[  253.784340][ T4150] RBP: 00007ffc4c163a80 R08: 0000000000000000 R09: 0000000000000000
[  253.784580][ T4150] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c622
[  253.784831][ T4150] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c1641f0
[  253.785088][ T4150]  </TASK>
[  253.785255][ T4150] irq event stamp: 22533
[  253.785399][ T4150] hardirqs last  enabled at (22543): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  253.785688][ T4150] hardirqs last disabled at (22552): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  253.785962][ T4150] softirqs last  enabled at (21648): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  253.786277][ T4150] softirqs last disabled at (21615): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  253.786568][ T4150] ---[ end trace 0000000000000000 ]---
[  253.833678][ T4151] ------------[ cut here ]------------
[  253.833907][ T4151] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4151
[  253.835029][ T4151] Modules linked in:
[  253.835220][ T4151] CPU: 0 UID: 0 PID: 4151 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  253.835624][ T4151] Tainted: [W]=WARN
[  253.835781][ T4151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  253.836024][ T4151] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  253.836299][ T4151] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  253.836987][ T4151] RSP: 0018:ffa00000079d7190 EFLAGS: 00010286
[  253.837250][ T4151] RAX: 00000000ffffffa6 RBX: ff1100000b3bfe40 RCX: 1ff4000000f3adf8
[  253.837543][ T4151] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3bfef0
[  253.837832][ T4151] RBP: ff1100000f0ba000 R08: 1fe2200001677fdf R09: ff1100000f9e2e58
[  253.838137][ T4151] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  253.838430][ T4151] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  253.838723][ T4151] FS:  00007f1c3c677840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  253.839071][ T4151] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  253.839334][ T4151] CR2: 000000003370e988 CR3: 000000000d14d003 CR4: 0000000000771ef0
[  253.839621][ T4151] PKRU: 55555554
[  253.839767][ T4151] Call Trace:
[  253.839918][ T4151]  <TASK>
[  253.840022][ T4151]  unregister_netdevice_many_notify+0xce3/0x1b30
[  253.840287][ T4151]  ? unregister_netdevice_queued+0x80/0x80
[  253.840527][ T4151]  ? mutex_is_locked+0x1c/0x50
[  253.840720][ T4151]  ? rtnl_is_locked+0x15/0x20
[  253.840913][ T4151]  ? unregister_netdevice_queue+0x6a/0x470
[  253.841176][ T4151]  ? mark_usage+0x61/0x170
[  253.841376][ T4151]  rtnl_dellink+0x4a0/0xae0
[  253.841572][ T4151]  ? lock_acquire.part.0+0xbc/0x260
[  253.841763][ T4151]  ? find_held_lock+0x2b/0x80
[  253.841958][ T4151]  ? rtnl_mdb_del+0x580/0x580
[  253.842168][ T4151]  ? mark_usage+0x61/0x170
[  253.842365][ T4151]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.842593][ T4151]  ? lock_acquire.part.0+0xbc/0x260
[  253.842785][ T4151]  ? find_held_lock+0x2b/0x80
[  253.842985][ T4151]  ? mark_usage+0x61/0x170
[  253.843192][ T4151]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.843385][ T4151]  ? __lock_acquire+0x508/0xc10
[  253.843574][ T4151]  ? bpf_address_lookup+0x202/0x290
[  253.843769][ T4151]  ? lock_acquire.part.0+0xbc/0x260
[  253.843961][ T4151]  ? find_held_lock+0x2b/0x80
[  253.844168][ T4151]  ? rtnl_mdb_del+0x580/0x580
[  253.844361][ T4151]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.844556][ T4151]  ? rtnl_mdb_del+0x580/0x580
[  253.844752][ T4151]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  253.844947][ T4151]  ? validate_chain+0x38b/0xc20
[  253.845152][ T4151]  ? rtnl_link_fill+0x900/0x900
[  253.845347][ T4151]  ? __lock_acquire+0x508/0xc10
[  253.845539][ T4151]  ? lock_acquire.part.0+0xbc/0x260
[  253.845730][ T4151]  ? find_held_lock+0x2b/0x80
[  253.845931][ T4151]  netlink_rcv_skb+0x14e/0x3a0
[  253.846142][ T4151]  ? rtnl_link_fill+0x900/0x900
[  253.846338][ T4151]  ? netlink_ack+0xcd0/0xcd0
[  253.846536][ T4151]  ? netlink_deliver_tap+0xc5/0x330
[  253.846727][ T4151]  ? netlink_deliver_tap+0x13c/0x330
[  253.846925][ T4151]  netlink_unicast+0x486/0x750
[  253.847138][ T4151]  ? netlink_attachskb+0x810/0x810
[  253.847332][ T4151]  ? __lock_acquire+0x508/0xc10
[  253.847530][ T4151]  netlink_sendmsg+0x735/0xc60
[  253.847728][ T4151]  ? netlink_unicast+0x750/0x750
[  253.847926][ T4151]  ? __might_fault+0x97/0x140
[  253.848139][ T4151]  ____sys_sendmsg+0x419/0x850
[  253.848331][ T4151]  ? copy_msghdr_from_user+0x2a0/0x460
[  253.848522][ T4151]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  253.848763][ T4151]  ? move_addr_to_kernel+0x40/0x40
[  253.848963][ T4151]  ? stack_depot_save_flags+0x367/0x770
[  253.849172][ T4151]  ? validate_chain+0x38b/0xc20
[  253.849367][ T4151]  ___sys_sendmsg+0x14e/0x1d0
[  253.849562][ T4151]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  253.849809][ T4151]  ? copy_msghdr_from_user+0x460/0x460
[  253.850028][ T4151]  __sys_sendmsg+0x145/0x1f0
[  253.850234][ T4151]  ? __sys_sendmsg_sock+0x20/0x20
[  253.850431][ T4151]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  253.850679][ T4151]  ? do_raw_spin_unlock+0x59/0x250
[  253.850875][ T4151]  ? rcu_is_watching+0x15/0xd0
[  253.851067][ T4151]  do_syscall_64+0x117/0xfc0
[  253.851276][ T4151]  ? irq_exit_rcu+0x1a/0x30
[  253.851473][ T4151]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  253.851712][ T4151] RIP: 0033:0x7f1c3c8b108e
[  253.851908][ T4151] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  253.852614][ T4151] RSP: 002b:00007ffe39d3c310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  253.852910][ T4151] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f1c3c8b108e
[  253.853216][ T4151] RDX: 0000000000000000 RSI: 00007ffe39d3c3c0 RDI: 0000000000000005
[  253.853498][ T4151] RBP: 00007ffe39d3c320 R08: 0000000000000000 R09: 0000000000000000
[  253.853789][ T4151] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c622
[  253.854080][ T4151] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe39d3ca90
[  253.854399][ T4151]  </TASK>
[  253.854548][ T4151] irq event stamp: 23789
[  253.854692][ T4151] hardirqs last  enabled at (23797): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  253.855025][ T4151] hardirqs last disabled at (23804): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  253.855376][ T4151] softirqs last  enabled at (23056): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  253.855710][ T4151] softirqs last disabled at (22273): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  253.856043][ T4151] ---[ end trace 0000000000000000 ]---
[  253.856300][ T4151] bond0 (unregistering): Released all slaves
[  253.966523][ T4152] ------------[ cut here ]------------
[  253.966811][ T4152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4152
[  253.967260][ T4152] Modules linked in:
[  253.967436][ T4152] CPU: 0 UID: 0 PID: 4152 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  253.967882][ T4152] Tainted: [W]=WARN
[  253.968051][ T4152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  253.968336][ T4152] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  253.968624][ T4152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  253.969422][ T4152] RSP: 0018:ffa0000005967028 EFLAGS: 00010286
[  253.969698][ T4152] RAX: 00000000ffffffa6 RBX: ff11000010ebef40 RCX: 1ff4000000b2cdcb
[  253.970024][ T4152] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ebeff0
[  253.970403][ T4152] RBP: ff1100000f8aa000 R08: 1fe22000021d7dff R09: ff110000095d0b80
[  253.970735][ T4152] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  253.971063][ T4152] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  253.971402][ T4152] FS:  00007f547dd65840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  253.971790][ T4152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  253.972067][ T4152] CR2: 00007f547df5ac40 CR3: 000000000f614005 CR4: 0000000000771ef0
[  253.972511][ T4152] PKRU: 55555554
[  253.972676][ T4152] Call Trace:
[  253.972840][ T4152]  <TASK>
[  253.972954][ T4152]  ? rcu_is_watching+0x15/0xd0
[  253.973285][ T4152]  rtnetlink_event+0xe0/0x1f0
[  253.973609][ T4152]  notifier_call_chain+0xb0/0x320
[  253.973840][ T4152]  netdev_update_features+0xa9/0xb0
[  253.974061][ T4152]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  253.974447][ T4152]  bond_option_mode_set+0x316/0x500
[  253.974671][ T4152]  __bond_opt_set+0x1b1/0x390
[  253.974894][ T4152]  ? pcpu_alloc+0x11/0x440
[  253.975123][ T4152]  bond_changelink+0x17c/0x23f0
[  253.975409][ T4152]  ? lockdep_hardirqs_on+0x8c/0x130
[  253.975626][ T4152]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  253.975892][ T4152]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  253.976177][ T4152]  ? __debug_object_init+0x2b7/0x3b0
[  253.976402][ T4152]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  253.976625][ T4152]  ? debug_object_assert_init+0x340/0x340
[  253.976845][ T4152]  ? preempt_schedule_notrace_thunk+0x16/0x30
[  253.977136][ T4152]  ? lockdep_init_map_type+0x5d/0x250
[  253.977355][ T4152]  ? timer_init_key+0x10d/0x280
[  253.977578][ T4152]  bond_newlink+0x9e/0xf0
[  253.977750][ T4152]  rtnl_newlink_create+0x2da/0x8c0
[  253.977972][ T4152]  ? rtnl_create_link+0xf20/0xf20
[  253.978207][ T4152]  ? __dev_get_by_name+0x12/0x50
[  253.978429][ T4152]  ? rtnl_dev_get+0xd7/0x170
[  253.978658][ T4152]  __rtnl_newlink+0x22b/0xa50
[  253.978885][ T4152]  rtnl_newlink+0x8d1/0xee0
[  253.979110][ T4152]  ? lock_acquire.part.0+0xbc/0x260
[  253.979335][ T4152]  ? find_held_lock+0x2b/0x80
[  253.979560][ T4152]  ? __rtnl_newlink+0xa50/0xa50
[  253.979780][ T4152]  ? mark_usage+0x61/0x170
[  253.979998][ T4152]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.980241][ T4152]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.980464][ T4152]  ? __rtnl_newlink+0xa50/0xa50
[  253.980680][ T4152]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  253.980900][ T4152]  ? validate_chain+0x38b/0xc20
[  253.981134][ T4152]  ? rtnl_link_fill+0x900/0x900
[  253.981354][ T4152]  ? __lock_acquire+0x508/0xc10
[  253.981577][ T4152]  ? lock_acquire.part.0+0xbc/0x260
[  253.981799][ T4152]  ? find_held_lock+0x2b/0x80
[  253.982020][ T4152]  netlink_rcv_skb+0x14e/0x3a0
[  253.982255][ T4152]  ? rtnl_link_fill+0x900/0x900
[  253.982472][ T4152]  ? netlink_ack+0xcd0/0xcd0
[  253.982691][ T4152]  ? netlink_deliver_tap+0xc5/0x330
[  253.982903][ T4152]  ? netlink_deliver_tap+0x13c/0x330
[  253.983141][ T4152]  netlink_unicast+0x486/0x750
[  253.983364][ T4152]  ? netlink_attachskb+0x810/0x810
[  253.983584][ T4152]  ? __lock_acquire+0x508/0xc10
[  253.983808][ T4152]  netlink_sendmsg+0x735/0xc60
[  253.984030][ T4152]  ? netlink_unicast+0x750/0x750
[  253.984268][ T4152]  ? __might_fault+0x97/0x140
[  253.984491][ T4152]  ____sys_sendmsg+0x419/0x850
[  253.984711][ T4152]  ? copy_msghdr_from_user+0x2a0/0x460
[  253.984927][ T4152]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  253.985209][ T4152]  ? move_addr_to_kernel+0x40/0x40
[  253.985438][ T4152]  ___sys_sendmsg+0x14e/0x1d0
[  253.985656][ T4152]  ? __lock_release.isra.0+0x6b/0x1a0
[  253.985877][ T4152]  ? copy_msghdr_from_user+0x460/0x460
[  253.986117][ T4152]  ? lock_vma_under_rcu+0x159/0x410
[  253.986347][ T4152]  __sys_sendmsg+0x145/0x1f0
[  253.986563][ T4152]  ? __sys_sendmsg_sock+0x20/0x20
[  253.986791][ T4152]  ? rcu_is_watching+0x15/0xd0
[  253.987009][ T4152]  ? rcu_is_watching+0x15/0xd0
[  253.987242][ T4152]  do_syscall_64+0x117/0xfc0
[  253.987461][ T4152]  ? trace_hardirqs_off+0xd/0x30
[  253.987677][ T4152]  ? exc_page_fault+0xee/0x100
[  253.987897][ T4152]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  253.988186][ T4152] RIP: 0033:0x7f547df9f08e
[  253.988415][ T4152] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  253.989202][ T4152] RSP: 002b:00007ffddab000d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  253.989533][ T4152] RAX: ffffffffffffffda RBX: 00007ffddab00878 RCX: 00007f547df9f08e
[  253.989862][ T4152] RDX: 0000000000000000 RSI: 00007ffddab00180 RDI: 0000000000000005
[  253.990202][ T4152] RBP: 00007ffddab000e0 R08: 0000000000000000 R09: 0000000000000000
[  253.990524][ T4152] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c622
[  253.990856][ T4152] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddab00850
[  253.991223][ T4152]  </TASK>
[  253.991390][ T4152] irq event stamp: 28925
[  253.991555][ T4152] hardirqs last  enabled at (28933): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  253.991932][ T4152] hardirqs last disabled at (28940): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  253.992329][ T4152] softirqs last  enabled at (28914): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  253.992712][ T4152] softirqs last disabled at (28905): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  253.993091][ T4152] ---[ end trace 0000000000000000 ]---
[  253.993637][ T4152] ------------[ cut here ]------------
[  253.993786][ T4152] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4152
[  253.994054][ T4152] Modules linked in:
[  253.994184][ T4152] CPU: 1 UID: 0 PID: 4152 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  253.994468][ T4152] Tainted: [W]=WARN
[  253.994573][ T4152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  253.994748][ T4152] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  253.994931][ T4152] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  253.995435][ T4152] RSP: 0018:ffa00000059671b0 EFLAGS: 00010286
[  253.995607][ T4152] RAX: 00000000ffffffa6 RBX: ff11000010ebf240 RCX: 1ff4000000b2cdfc
[  253.995812][ T4152] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ebf2f0
[  253.996013][ T4152] RBP: ff1100000f8aa000 R08: 1fe22000021d7e5f R09: ff110000095d0b80
[  253.996225][ T4152] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  253.996429][ T4152] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  253.996636][ T4152] FS:  00007f547dd65840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  253.996874][ T4152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  253.997044][ T4152] CR2: 00007facea580888 CR3: 000000000f614001 CR4: 0000000000771ef0
[  253.997260][ T4152] PKRU: 55555554
[  253.997363][ T4152] Call Trace:
[  253.997465][ T4152]  <TASK>
[  253.997536][ T4152]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  253.997675][ T4152]  ? lockdep_hardirqs_on+0x8c/0x130
[  253.997813][ T4152]  rtmsg_ifinfo+0x5c/0xb0
[  253.997915][ T4152]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  253.998049][ T4152]  __dev_notify_flags+0x1b8/0x280
[  253.998197][ T4152]  ? netif_change_name+0x8c0/0x8c0
[  253.998340][ T4152]  ? lockdep_init_map_type+0x5d/0x250
[  253.998475][ T4152]  ? timer_init_key+0x10d/0x280
[  253.998611][ T4152]  rtnl_configure_link+0x1ac/0x390
[  253.998746][ T4152]  ? bond_newlink+0x9e/0xf0
[  253.998879][ T4152]  rtnl_newlink_create+0x353/0x8c0
[  253.999013][ T4152]  ? rtnl_create_link+0xf20/0xf20
[  253.999156][ T4152]  ? __dev_get_by_name+0x12/0x50
[  253.999290][ T4152]  ? rtnl_dev_get+0xd7/0x170
[  253.999432][ T4152]  __rtnl_newlink+0x22b/0xa50
[  253.999580][ T4152]  rtnl_newlink+0x8d1/0xee0
[  253.999721][ T4152]  ? lock_acquire.part.0+0xbc/0x260
[  253.999856][ T4152]  ? find_held_lock+0x2b/0x80
[  253.999990][ T4152]  ? __rtnl_newlink+0xa50/0xa50
[  254.000134][ T4152]  ? mark_usage+0x61/0x170
[  254.000299][ T4152]  ? __lock_release.isra.0+0x6b/0x1a0
[  254.000439][ T4152]  ? __lock_release.isra.0+0x6b/0x1a0
[  254.000574][ T4152]  ? __rtnl_newlink+0xa50/0xa50
[  254.000708][ T4152]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  254.000846][ T4152]  ? validate_chain+0x38b/0xc20
[  254.000981][ T4152]  ? rtnl_link_fill+0x900/0x900
[  254.001117][ T4152]  ? __lock_acquire+0x508/0xc10
[  254.001257][ T4152]  ? lock_acquire.part.0+0xbc/0x260
[  254.001394][ T4152]  ? find_held_lock+0x2b/0x80
[  254.001530][ T4152]  netlink_rcv_skb+0x14e/0x3a0
[  254.001663][ T4152]  ? rtnl_link_fill+0x900/0x900
[  254.001799][ T4152]  ? netlink_ack+0xcd0/0xcd0
[  254.001936][ T4152]  ? netlink_deliver_tap+0xc5/0x330
[  254.002071][ T4152]  ? netlink_deliver_tap+0x13c/0x330
[  254.002217][ T4152]  netlink_unicast+0x486/0x750
[  254.002354][ T4152]  ? netlink_attachskb+0x810/0x810
[  254.002500][ T4152]  ? __lock_acquire+0x508/0xc10
[  254.002639][ T4152]  netlink_sendmsg+0x735/0xc60
[  254.002781][ T4152]  ? netlink_unicast+0x750/0x750
[  254.002916][ T4152]  ? __might_fault+0x97/0x140
[  254.003052][ T4152]  ____sys_sendmsg+0x419/0x850
[  254.003195][ T4152]  ? copy_msghdr_from_user+0x2a0/0x460
[  254.003328][ T4152]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  254.003497][ T4152]  ? move_addr_to_kernel+0x40/0x40
[  254.003640][ T4152]  ___sys_sendmsg+0x14e/0x1d0
[  254.003782][ T4152]  ? __lock_release.isra.0+0x6b/0x1a0
[  254.003917][ T4152]  ? copy_msghdr_from_user+0x460/0x460
[  254.004060][ T4152]  ? lock_vma_under_rcu+0x159/0x410
[  254.004208][ T4152]  __sys_sendmsg+0x145/0x1f0
[  254.004342][ T4152]  ? __sys_sendmsg_sock+0x20/0x20
[  254.004478][ T4152]  ? rcu_is_watching+0x15/0xd0
[  254.004610][ T4152]  ? rcu_is_watching+0x15/0xd0
[  254.004748][ T4152]  do_syscall_64+0x117/0xfc0
[  254.004884][ T4152]  ? trace_hardirqs_off+0xd/0x30
[  254.005018][ T4152]  ? exc_page_fault+0xee/0x100
[  254.005169][ T4152]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  254.005334][ T4152] RIP: 0033:0x7f547df9f08e
[  254.005475][ T4152] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  254.005961][ T4152] RSP: 002b:00007ffddab000d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  254.006186][ T4152] RAX: ffffffffffffffda RBX: 00007ffddab00878 RCX: 00007f547df9f08e
[  254.006392][ T4152] RDX: 0000000000000000 RSI: 00007ffddab00180 RDI: 0000000000000005
[  254.006594][ T4152] RBP: 00007ffddab000e0 R08: 0000000000000000 R09: 0000000000000000
[  254.006795][ T4152] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c622
[  254.006997][ T4152] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddab00850
[  254.007220][ T4152]  </TASK>
[  254.007326][ T4152] irq event stamp: 29939
[  254.007432][ T4152] hardirqs last  enabled at (29947): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  254.007672][ T4152] hardirqs last disabled at (29954): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  254.007910][ T4152] softirqs last  enabled at (29282): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  254.008155][ T4152] softirqs last disabled at (29275): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  254.008395][ T4152] ---[ end trace 0000000000000000 ]---
[  254.074093][ T4155] ------------[ cut here ]------------
[  254.075158][ T4155] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4155
[  254.075580][ T4155] Modules linked in:
[  254.075742][ T4155] CPU: 0 UID: 0 PID: 4155 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  254.076331][ T4155] Tainted: [W]=WARN
[  254.076646][ T4155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  254.076902][ T4155] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  254.077301][ T4155] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  254.078040][ T4155] RSP: 0018:ffa00000079e7020 EFLAGS: 00010286
[  254.078383][ T4155] RAX: 00000000ffffffa6 RBX: ff11000010ebfb40 RCX: 1ff4000000f3cdca
[  254.078694][ T4155] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ebfbf0
[  254.079009][ T4155] RBP: ff1100000f8aa000 R08: 1fe22000021d7f7f R09: ff1100001070d158
[  254.079329][ T4155] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  254.079630][ T4155] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  254.079941][ T4155] FS:  00007fc8a5bcf840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  254.080317][ T4155] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  254.080575][ T4155] CR2: 000000003ac76988 CR3: 000000000b36b003 CR4: 0000000000771ef0
[  254.080887][ T4155] PKRU: 55555554
[  254.081041][ T4155] Call Trace:
[  254.081213][ T4155]  <TASK>
[  254.081321][ T4155]  ? __local_bh_enable_ip+0xa5/0x140
[  254.081529][ T4155]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  254.081732][ T4155]  rtmsg_ifinfo+0x5c/0xb0
[  254.081893][ T4155]  ? mark_held_locks+0x40/0x70
[  254.082100][ T4155]  __dev_notify_flags+0x1b8/0x280
[  254.082324][ T4155]  ? netif_change_name+0x8c0/0x8c0
[  254.082530][ T4155]  ? __dev_change_flags+0x4a4/0x6d0
[  254.082734][ T4155]  ? netif_set_allmulti+0x2c0/0x2c0
[  254.082935][ T4155]  ? __lock_release.isra.0+0x6b/0x1a0
[  254.083160][ T4155]  ? is_bpf_text_address+0x68/0x110
[  254.083372][ T4155]  netif_change_flags+0xfe/0x190
[  254.083579][ T4155]  ? unwind_get_return_address+0x67/0xd0
[  254.083783][ T4155]  do_setlink.isra.0+0x1d25/0x2a60
[  254.083985][ T4155]  ? rtnl_link_get_size+0x350/0x350
[  254.084206][ T4155]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  254.084498][ T4155]  ? rcu_read_lock_any_held+0x3c/0x90
[  254.084709][ T4155]  ? validate_chain+0x38b/0xc20
[  254.084916][ T4155]  ? rcu_read_lock_any_held+0x66/0x90
[  254.085124][ T4155]  ? stack_depot_save_flags+0x367/0x770
[  254.085339][ T4155]  ? __kernel_text_address+0x12/0x30
[  254.085547][ T4155]  ? __lock_acquire+0x508/0xc10
[  254.085757][ T4155]  ? lock_acquire.part.0+0xbc/0x260
[  254.085964][ T4155]  ? rtnl_newlink+0x883/0xee0
[  254.086184][ T4155]  ? rcu_is_watching+0x15/0xd0
[  254.086388][ T4155]  ? lock_acquire+0x134/0x160
[  254.086594][ T4155]  ? rcu_is_watching+0x15/0xd0
[  254.086799][ T4155]  ? rcu_is_watching+0x15/0xd0
[  254.087003][ T4155]  ? trace_contention_end+0xb3/0x1a0
[  254.087222][ T4155]  ? __mutex_lock+0x1db/0x2010
[  254.087423][ T4155]  ? __mutex_lock+0x9b2/0x2010
[  254.087633][ T4155]  ? rtnl_newlink+0x883/0xee0
[  254.087845][ T4155]  ? ww_mutex_lock+0x160/0x160
[  254.088055][ T4155]  ? __rtnl_newlink+0x3fa/0xa50
[  254.088280][ T4155]  rtnl_newlink+0x8d1/0xee0
[  254.088490][ T4155]  ? lock_acquire.part.0+0xbc/0x260
[  254.088697][ T4155]  ? find_held_lock+0x2b/0x80
[  254.088903][ T4155]  ? __rtnl_newlink+0xa50/0xa50
[  254.089111][ T4155]  ? mark_usage+0x61/0x170
[  254.089328][ T4155]  ? __lock_release.isra.0+0x6b/0x1a0
[  254.089541][ T4155]  ? lock_acquire.part.0+0xbc/0x260
[  254.089745][ T4155]  ? find_held_lock+0x2b/0x80
[  254.089950][ T4155]  ? __rtnl_newlink+0xa50/0xa50
[  254.090170][ T4155]  ? __lock_release.isra.0+0x6b/0x1a0
[  254.090380][ T4155]  ? __rtnl_newlink+0xa50/0xa50
[  254.090586][ T4155]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  254.090789][ T4155]  ? validate_chain+0x38b/0xc20
[  254.090996][ T4155]  ? rtnl_link_fill+0x900/0x900
[  254.091216][ T4155]  ? __lock_acquire+0x508/0xc10
[  254.091422][ T4155]  ? lock_acquire.part.0+0xbc/0x260
[  254.091625][ T4155]  ? find_held_lock+0x2b/0x80
[  254.091833][ T4155]  netlink_rcv_skb+0x14e/0x3a0
[  254.092037][ T4155]  ? rtnl_link_fill+0x900/0x900
[  254.092251][ T4155]  ? netlink_ack+0xcd0/0xcd0
[  254.092464][ T4155]  ? netlink_deliver_tap+0xc5/0x330
[  254.092670][ T4155]  ? netlink_deliver_tap+0x13c/0x330
[  254.092879][ T4155]  netlink_unicast+0x486/0x750
[  254.093086][ T4155]  ? netlink_attachskb+0x810/0x810
[  254.093301][ T4155]  ? __lock_acquire+0x508/0xc10
[  254.093508][ T4155]  netlink_sendmsg+0x735/0xc60
[  254.093715][ T4155]  ? netlink_unicast+0x750/0x750
[  254.093924][ T4155]  ? __might_fault+0x97/0x140
[  254.094153][ T4155]  ____sys_sendmsg+0x419/0x850
[  254.094359][ T4155]  ? copy_msghdr_from_user+0x2a0/0x460
[  254.094563][ T4155]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  254.094822][ T4155]  ? move_addr_to_kernel+0x40/0x40
[  254.095027][ T4155]  ? stack_depot_save_flags+0x367/0x770
[  254.095253][ T4155]  ? validate_chain+0x38b/0xc20
[  254.095468][ T4155]  ___sys_sendmsg+0x14e/0x1d0
[  254.095678][ T4155]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  254.095932][ T4155]  ? copy_msghdr_from_user+0x460/0x460
[  254.096172][ T4155]  __sys_sendmsg+0x145/0x1f0
[  254.096373][ T4155]  ? __sys_sendmsg_sock+0x20/0x20
[  254.096578][ T4155]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  254.096842][ T4155]  ? do_raw_spin_unlock+0x59/0x250
[  254.097048][ T4155]  ? rcu_is_watching+0x15/0xd0
[  254.097273][ T4155]  do_syscall_64+0x117/0xfc0
[  254.097481][ T4155]  ? trace_hardirqs_off+0xd/0x30
[  254.097684][ T4155]  ? exc_page_fault+0xee/0x100
[  254.097893][ T4155]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  254.098163][ T4155] RIP: 0033:0x7fc8a5e0908e
[  254.098379][ T4155] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  254.099123][ T4155] RSP: 002b:00007ffe8ded57a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  254.099445][ T4155] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc8a5e0908e
[  254.099760][ T4155] RDX: 0000000000000000 RSI: 00007ffe8ded5850 RDI: 0000000000000005
[  254.100060][ T4155] RBP: 00007ffe8ded57b0 R08: 0000000000000000 R09: 0000000000000000
[  254.100389][ T4155] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c622
[  254.100696][ T4155] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8ded5f20
[  254.101019][ T4155]  </TASK>
[  254.101189][ T4155] irq event stamp: 17189
[  254.101346][ T4155] hardirqs last  enabled at (17197): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  254.101709][ T4155] hardirqs last disabled at (17204): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  254.102068][ T4155] softirqs last  enabled at (16342): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  254.102437][ T4155] softirqs last disabled at (16277): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  254.102800][ T4155] ---[ end trace 0000000000000000 ]---
[  258.950401][ T4287] ------------[ cut here ]------------
[  258.950651][ T4287] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4287
[  258.950973][ T4287] Modules linked in:
[  258.951161][ T4287] CPU: 2 UID: 0 PID: 4287 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  258.951475][ T4287] Tainted: [W]=WARN
[  258.951623][ T4287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  258.951838][ T4287] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  258.952058][ T4287] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  258.952666][ T4287] RSP: 0018:ffa0000007e37020 EFLAGS: 00010286
[  258.952940][ T4287] RAX: 00000000ffffffa6 RBX: ff11000010d2dcc0 RCX: 1ff4000000fc6dca
[  258.953303][ T4287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d2dd70
[  258.953636][ T4287] RBP: ff1100000f8aa000 R08: 1fe22000021a5baf R09: ff1100000f830b58
[  258.953951][ T4287] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  258.954290][ T4287] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  258.954618][ T4287] FS:  00007f5badcd4840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  258.954900][ T4287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  258.955112][ T4287] CR2: 000000000d1c9988 CR3: 0000000010f7b003 CR4: 0000000000771ef0
[  258.955383][ T4287] PKRU: 55555554
[  258.955529][ T4287] Call Trace:
[  258.955675][ T4287]  <TASK>
[  258.955790][ T4287]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  258.955972][ T4287]  rtmsg_ifinfo+0x5c/0xb0
[  258.956119][ T4287]  __dev_notify_flags+0x1b8/0x280
[  258.956321][ T4287]  ? __local_bh_enable_ip+0xa5/0x140
[  258.956504][ T4287]  ? netif_change_name+0x8c0/0x8c0
[  258.956681][ T4287]  ? __dev_change_flags+0x288/0x6d0
[  258.956860][ T4287]  ? netif_set_allmulti+0x2c0/0x2c0
[  258.957037][ T4287]  ? __lock_release.isra.0+0x6b/0x1a0
[  258.957247][ T4287]  ? is_bpf_text_address+0x68/0x110
[  258.957431][ T4287]  netif_change_flags+0xfe/0x190
[  258.957608][ T4287]  ? unwind_get_return_address+0x67/0xd0
[  258.957786][ T4287]  do_setlink.isra.0+0x1d25/0x2a60
[  258.957968][ T4287]  ? rtnl_link_get_size+0x350/0x350
[  258.958171][ T4287]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  258.958388][ T4287]  ? rcu_read_lock_any_held+0x3c/0x90
[  258.958566][ T4287]  ? validate_chain+0x38b/0xc20
[  258.958747][ T4287]  ? rcu_read_lock_any_held+0x66/0x90
[  258.958924][ T4287]  ? stack_depot_save_flags+0x367/0x770
[  258.959103][ T4287]  ? __kernel_text_address+0x12/0x30
[  258.959309][ T4287]  ? __lock_acquire+0x508/0xc10
[  258.959489][ T4287]  ? lock_acquire.part.0+0xbc/0x260
[  258.959667][ T4287]  ? rtnl_newlink+0x883/0xee0
[  258.959847][ T4287]  ? rcu_is_watching+0x15/0xd0
[  258.960024][ T4287]  ? lock_acquire+0x134/0x160
[  258.960226][ T4287]  ? rcu_is_watching+0x15/0xd0
[  258.960406][ T4287]  ? rcu_is_watching+0x15/0xd0
[  258.960585][ T4287]  ? trace_contention_end+0xb3/0x1a0
[  258.960765][ T4287]  ? __mutex_lock+0x1db/0x2010
[  258.960942][ T4287]  ? __mutex_lock+0x9b2/0x2010
[  258.961140][ T4287]  ? rtnl_newlink+0x883/0xee0
[  258.961331][ T4287]  ? ww_mutex_lock+0x160/0x160
[  258.961511][ T4287]  ? __rtnl_newlink+0x3fa/0xa50
[  258.961692][ T4287]  rtnl_newlink+0x8d1/0xee0
[  258.961872][ T4287]  ? lock_acquire.part.0+0xbc/0x260
[  258.962055][ T4287]  ? find_held_lock+0x2b/0x80
[  258.962259][ T4287]  ? __rtnl_newlink+0xa50/0xa50
[  258.962443][ T4287]  ? mark_usage+0x61/0x170
[  258.962620][ T4287]  ? __lock_release.isra.0+0x6b/0x1a0
[  258.962804][ T4287]  ? lock_acquire.part.0+0xbc/0x260
[  258.962985][ T4287]  ? find_held_lock+0x2b/0x80
[  258.963207][ T4287]  ? __rtnl_newlink+0xa50/0xa50
[  258.963390][ T4287]  ? __lock_release.isra.0+0x6b/0x1a0
[  258.963574][ T4287]  ? __rtnl_newlink+0xa50/0xa50
[  258.963758][ T4287]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  258.963936][ T4287]  ? validate_chain+0x38b/0xc20
[  258.964111][ T4287]  ? rtnl_link_fill+0x900/0x900
[  258.964310][ T4287]  ? __lock_acquire+0x508/0xc10
[  258.964494][ T4287]  ? lock_acquire.part.0+0xbc/0x260
[  258.964672][ T4287]  ? find_held_lock+0x2b/0x80
[  258.964851][ T4287]  netlink_rcv_skb+0x14e/0x3a0
[  258.965028][ T4287]  ? rtnl_link_fill+0x900/0x900
[  258.965230][ T4287]  ? netlink_ack+0xcd0/0xcd0
[  258.965411][ T4287]  ? netlink_deliver_tap+0xc5/0x330
[  258.965588][ T4287]  ? netlink_deliver_tap+0x13c/0x330
[  258.965769][ T4287]  netlink_unicast+0x486/0x750
[  258.965947][ T4287]  ? netlink_attachskb+0x810/0x810
[  258.966122][ T4287]  ? __lock_acquire+0x508/0xc10
[  258.966323][ T4287]  netlink_sendmsg+0x735/0xc60
[  258.966501][ T4287]  ? netlink_unicast+0x750/0x750
[  258.966678][ T4287]  ? __might_fault+0x97/0x140
[  258.966861][ T4287]  ____sys_sendmsg+0x419/0x850
[  258.967036][ T4287]  ? copy_msghdr_from_user+0x2a0/0x460
[  258.967233][ T4287]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  258.967440][ T4287]  ? move_addr_to_kernel+0x40/0x40
[  258.967620][ T4287]  ? stack_depot_save_flags+0x367/0x770
[  258.967802][ T4287]  ? validate_chain+0x38b/0xc20
[  258.967980][ T4287]  ___sys_sendmsg+0x14e/0x1d0
[  258.968177][ T4287]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  258.968389][ T4287]  ? copy_msghdr_from_user+0x460/0x460
[  258.968579][ T4287]  __sys_sendmsg+0x145/0x1f0
[  258.968759][ T4287]  ? __sys_sendmsg_sock+0x20/0x20
[  258.968934][ T4287]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  258.969170][ T4287]  ? do_raw_spin_unlock+0x59/0x250
[  258.969347][ T4287]  ? rcu_is_watching+0x15/0xd0
[  258.969529][ T4287]  do_syscall_64+0x117/0xfc0
[  258.969706][ T4287]  ? trace_hardirqs_off+0xd/0x30
[  258.969882][ T4287]  ? exc_page_fault+0xee/0x100
[  258.970060][ T4287]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  258.970288][ T4287] RIP: 0033:0x7f5badf0e08e
[  258.970471][ T4287] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  258.970976][ T4287] RSP: 002b:00007ffff93d1f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  258.971248][ T4287] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5badf0e08e
[  258.971488][ T4287] RDX: 0000000000000000 RSI: 00007ffff93d2030 RDI: 0000000000000005
[  258.971729][ T4287] RBP: 00007ffff93d1f90 R08: 0000000000000000 R09: 0000000000000000
[  258.971971][ T4287] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c627
[  258.972237][ T4287] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff93d2700
[  258.972485][ T4287]  </TASK>
[  258.972627][ T4287] irq event stamp: 18871
[  258.972772][ T4287] hardirqs last  enabled at (18881): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  258.973044][ T4287] hardirqs last disabled at (18890): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  258.973341][ T4287] softirqs last  enabled at (17894): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  258.973620][ T4287] softirqs last disabled at (17771): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  258.973895][ T4287] ---[ end trace 0000000000000000 ]---
[  259.002139][ T4288] ------------[ cut here ]------------
[  259.002404][ T4288] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4288
[  259.002725][ T4288] Modules linked in:
[  259.002882][ T4288] CPU: 2 UID: 0 PID: 4288 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  259.003279][ T4288] Tainted: [W]=WARN
[  259.003495][ T4288] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  259.003760][ T4288] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  259.004041][ T4288] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  259.004660][ T4288] RSP: 0018:ffa0000007e87190 EFLAGS: 00010286
[  259.004968][ T4288] RAX: 00000000ffffffa6 RBX: ff110000089a4ac0 RCX: 1ff4000000fd0df8
[  259.005313][ T4288] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000089a4b70
[  259.005647][ T4288] RBP: ff1100000f8aa000 R08: 1fe220000113496f R09: ff1100000f835158
[  259.005972][ T4288] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  259.006322][ T4288] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  259.006639][ T4288] FS:  00007f950dfe5840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  259.006967][ T4288] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  259.007201][ T4288] CR2: 0000000037c68988 CR3: 000000001018f005 CR4: 0000000000771ef0
[  259.007442][ T4288] PKRU: 55555554
[  259.007589][ T4288] Call Trace:
[  259.007735][ T4288]  <TASK>
[  259.007871][ T4288]  unregister_netdevice_many_notify+0xce3/0x1b30
[  259.008097][ T4288]  ? unregister_netdevice_queued+0x80/0x80
[  259.008331][ T4288]  ? mutex_is_locked+0x1c/0x50
[  259.008513][ T4288]  ? rtnl_is_locked+0x15/0x20
[  259.008699][ T4288]  ? unregister_netdevice_queue+0x6a/0x470
[  259.008917][ T4288]  ? mark_usage+0x61/0x170
[  259.009095][ T4288]  rtnl_dellink+0x4a0/0xae0
[  259.009299][ T4288]  ? lock_acquire.part.0+0xbc/0x260
[  259.009478][ T4288]  ? find_held_lock+0x2b/0x80
[  259.009658][ T4288]  ? rtnl_mdb_del+0x580/0x580
[  259.009842][ T4288]  ? mark_usage+0x61/0x170
[  259.010017][ T4288]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.010232][ T4288]  ? lock_acquire.part.0+0xbc/0x260
[  259.010418][ T4288]  ? find_held_lock+0x2b/0x80
[  259.010603][ T4288]  ? mark_usage+0x61/0x170
[  259.010782][ T4288]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.010971][ T4288]  ? __lock_acquire+0x508/0xc10
[  259.011177][ T4288]  ? bpf_address_lookup+0x202/0x290
[  259.011361][ T4288]  ? lock_acquire.part.0+0xbc/0x260
[  259.011544][ T4288]  ? find_held_lock+0x2b/0x80
[  259.011722][ T4288]  ? rtnl_mdb_del+0x580/0x580
[  259.011905][ T4288]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.012080][ T4288]  ? rtnl_mdb_del+0x580/0x580
[  259.012283][ T4288]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  259.012463][ T4288]  ? validate_chain+0x38b/0xc20
[  259.012642][ T4288]  ? rtnl_link_fill+0x900/0x900
[  259.012819][ T4288]  ? __lock_acquire+0x508/0xc10
[  259.013002][ T4288]  ? lock_acquire.part.0+0xbc/0x260
[  259.013217][ T4288]  ? find_held_lock+0x2b/0x80
[  259.013395][ T4288]  netlink_rcv_skb+0x14e/0x3a0
[  259.013577][ T4288]  ? rtnl_link_fill+0x900/0x900
[  259.013754][ T4288]  ? netlink_ack+0xcd0/0xcd0
[  259.013945][ T4288]  ? netlink_deliver_tap+0xc5/0x330
[  259.014121][ T4288]  ? netlink_deliver_tap+0x13c/0x330
[  259.014329][ T4288]  netlink_unicast+0x486/0x750
[  259.014510][ T4288]  ? netlink_attachskb+0x810/0x810
[  259.014690][ T4288]  ? __lock_acquire+0x508/0xc10
[  259.014866][ T4288]  netlink_sendmsg+0x735/0xc60
[  259.015047][ T4288]  ? netlink_unicast+0x750/0x750
[  259.015248][ T4288]  ? __might_fault+0x97/0x140
[  259.015435][ T4288]  ____sys_sendmsg+0x419/0x850
[  259.015614][ T4288]  ? copy_msghdr_from_user+0x2a0/0x460
[  259.015789][ T4288]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  259.015996][ T4288]  ? move_addr_to_kernel+0x40/0x40
[  259.016197][ T4288]  ? stack_depot_save_flags+0x367/0x770
[  259.016383][ T4288]  ? validate_chain+0x38b/0xc20
[  259.016563][ T4288]  ___sys_sendmsg+0x14e/0x1d0
[  259.016748][ T4288]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  259.016954][ T4288]  ? copy_msghdr_from_user+0x460/0x460
[  259.017164][ T4288]  __sys_sendmsg+0x145/0x1f0
[  259.017350][ T4288]  ? __sys_sendmsg_sock+0x20/0x20
[  259.017524][ T4288]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  259.017749][ T4288]  ? do_raw_spin_unlock+0x59/0x250
[  259.017931][ T4288]  ? rcu_is_watching+0x15/0xd0
[  259.018137][ T4288]  do_syscall_64+0x117/0xfc0
[  259.018326][ T4288]  ? trace_hardirqs_off+0xd/0x30
[  259.018505][ T4288]  ? exc_page_fault+0xee/0x100
[  259.018682][ T4288]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  259.018889][ T4288] RIP: 0033:0x7f950e21f08e
[  259.019076][ T4288] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  259.019595][ T4288] RSP: 002b:00007fff1ad55720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  259.019845][ T4288] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f950e21f08e
[  259.020082][ T4288] RDX: 0000000000000000 RSI: 00007fff1ad557d0 RDI: 0000000000000005
[  259.020359][ T4288] RBP: 00007fff1ad55730 R08: 0000000000000000 R09: 0000000000000000
[  259.020606][ T4288] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c627
[  259.020848][ T4288] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1ad55ea0
[  259.021090][ T4288]  </TASK>
[  259.021252][ T4288] irq event stamp: 16919
[  259.021399][ T4288] hardirqs last  enabled at (16929): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  259.021673][ T4288] hardirqs last disabled at (16938): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  259.021940][ T4288] softirqs last  enabled at (16172): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  259.022242][ T4288] softirqs last disabled at (16165): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  259.022511][ T4288] ---[ end trace 0000000000000000 ]---
[  259.022788][ T4288] bond0 (unregistering): Released all slaves
[  259.101900][ T4289] ------------[ cut here ]------------
[  259.102097][ T4289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4289
[  259.102415][ T4289] Modules linked in:
[  259.102532][ T4289] CPU: 0 UID: 0 PID: 4289 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  259.102852][ T4289] Tainted: [W]=WARN
[  259.102961][ T4289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  259.103152][ T4289] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  259.103345][ T4289] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  259.103872][ T4289] RSP: 0018:ffa0000007e37028 EFLAGS: 00010286
[  259.104064][ T4289] RAX: 00000000ffffffa6 RBX: ff11000010d0d0c0 RCX: 1ff4000000fc6dcb
[  259.104300][ T4289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d0d170
[  259.104517][ T4289] RBP: ff1100000c4fa000 R08: 1fe22000021a1a2f R09: ff1100000f9e2e80
[  259.104735][ T4289] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  259.104954][ T4289] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  259.105183][ T4289] FS:  00007fa52c289840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  259.105441][ T4289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  259.105636][ T4289] CR2: 00007fa52c5f0f43 CR3: 0000000010d69006 CR4: 0000000000771ef0
[  259.105868][ T4289] PKRU: 55555554
[  259.105981][ T4289] Call Trace:
[  259.106102][ T4289]  <TASK>
[  259.106193][ T4289]  ? rcu_is_watching+0x15/0xd0
[  259.106356][ T4289]  rtnetlink_event+0xe0/0x1f0
[  259.106537][ T4289]  notifier_call_chain+0xb0/0x320
[  259.106685][ T4289]  netdev_update_features+0xa9/0xb0
[  259.106833][ T4289]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  259.107017][ T4289]  bond_option_mode_set+0x316/0x500
[  259.107246][ T4289]  __bond_opt_set+0x1b1/0x390
[  259.107390][ T4289]  ? pcpu_alloc+0x11/0x440
[  259.107538][ T4289]  bond_changelink+0x17c/0x23f0
[  259.107684][ T4289]  ? lockdep_hardirqs_on+0x8c/0x130
[  259.107826][ T4289]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  259.108008][ T4289]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  259.108269][ T4289]  ? __debug_object_init+0x2b7/0x3b0
[  259.108419][ T4289]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  259.108565][ T4289]  ? debug_object_assert_init+0x340/0x340
[  259.108708][ T4289]  ? preempt_schedule_notrace_thunk+0x16/0x30
[  259.108894][ T4289]  ? lockdep_init_map_type+0x5d/0x250
[  259.109041][ T4289]  ? timer_init_key+0x10d/0x280
[  259.109197][ T4289]  bond_newlink+0x9e/0xf0
[  259.109305][ T4289]  rtnl_newlink_create+0x2da/0x8c0
[  259.109455][ T4289]  ? rtnl_create_link+0xf20/0xf20
[  259.109602][ T4289]  ? __dev_get_by_name+0x12/0x50
[  259.109752][ T4289]  ? rtnl_dev_get+0xd7/0x170
[  259.109905][ T4289]  __rtnl_newlink+0x22b/0xa50
[  259.110054][ T4289]  rtnl_newlink+0x8d1/0xee0
[  259.110209][ T4289]  ? lock_acquire.part.0+0xbc/0x260
[  259.110350][ T4289]  ? find_held_lock+0x2b/0x80
[  259.110492][ T4289]  ? __rtnl_newlink+0xa50/0xa50
[  259.110638][ T4289]  ? mark_usage+0x61/0x170
[  259.110782][ T4289]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.110932][ T4289]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.111077][ T4289]  ? __rtnl_newlink+0xa50/0xa50
[  259.111252][ T4289]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  259.111394][ T4289]  ? validate_chain+0x38b/0xc20
[  259.111539][ T4289]  ? rtnl_link_fill+0x900/0x900
[  259.111685][ T4289]  ? __lock_acquire+0x508/0xc10
[  259.111839][ T4289]  ? lock_acquire.part.0+0xbc/0x260
[  259.111978][ T4289]  ? find_held_lock+0x2b/0x80
[  259.112132][ T4289]  netlink_rcv_skb+0x14e/0x3a0
[  259.112288][ T4289]  ? rtnl_link_fill+0x900/0x900
[  259.112436][ T4289]  ? netlink_ack+0xcd0/0xcd0
[  259.112581][ T4289]  ? netlink_deliver_tap+0xc5/0x330
[  259.112727][ T4289]  ? netlink_deliver_tap+0x13c/0x330
[  259.112878][ T4289]  netlink_unicast+0x486/0x750
[  259.113032][ T4289]  ? netlink_attachskb+0x810/0x810
[  259.113193][ T4289]  ? __lock_acquire+0x508/0xc10
[  259.113347][ T4289]  netlink_sendmsg+0x735/0xc60
[  259.113491][ T4289]  ? netlink_unicast+0x750/0x750
[  259.113634][ T4289]  ? __might_fault+0x97/0x140
[  259.113784][ T4289]  ____sys_sendmsg+0x419/0x850
[  259.113937][ T4289]  ? copy_msghdr_from_user+0x2a0/0x460
[  259.114088][ T4289]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  259.114286][ T4289]  ? move_addr_to_kernel+0x40/0x40
[  259.114440][ T4289]  ___sys_sendmsg+0x14e/0x1d0
[  259.114590][ T4289]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.114735][ T4289]  ? copy_msghdr_from_user+0x460/0x460
[  259.114889][ T4289]  ? lock_vma_under_rcu+0x159/0x410
[  259.115037][ T4289]  __sys_sendmsg+0x145/0x1f0
[  259.115199][ T4289]  ? __sys_sendmsg_sock+0x20/0x20
[  259.115344][ T4289]  ? rcu_is_watching+0x15/0xd0
[  259.115492][ T4289]  ? rcu_is_watching+0x15/0xd0
[  259.115638][ T4289]  do_syscall_64+0x117/0xfc0
[  259.115784][ T4289]  ? trace_hardirqs_off+0xd/0x30
[  259.115930][ T4289]  ? exc_page_fault+0xee/0x100
[  259.116071][ T4289]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  259.116266][ T4289] RIP: 0033:0x7fa52c4c308e
[  259.116431][ T4289] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  259.116956][ T4289] RSP: 002b:00007ffe50c1f310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  259.117191][ T4289] RAX: ffffffffffffffda RBX: 00007ffe50c1fab8 RCX: 00007fa52c4c308e
[  259.117428][ T4289] RDX: 0000000000000000 RSI: 00007ffe50c1f3c0 RDI: 0000000000000005
[  259.117647][ T4289] RBP: 00007ffe50c1f320 R08: 0000000000000000 R09: 0000000000000000
[  259.117867][ T4289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c627
[  259.118082][ T4289] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe50c1fa90
[  259.118316][ T4289]  </TASK>
[  259.118430][ T4289] irq event stamp: 33303
[  259.118537][ T4289] hardirqs last  enabled at (33311): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  259.118792][ T4289] hardirqs last disabled at (33318): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  259.119044][ T4289] softirqs last  enabled at (32942): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  259.119302][ T4289] softirqs last disabled at (32937): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  259.119550][ T4289] ---[ end trace 0000000000000000 ]---
[  259.119967][ T4289] ------------[ cut here ]------------
[  259.120115][ T4289] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4289
[  259.120419][ T4289] Modules linked in:
[  259.120538][ T4289] CPU: 0 UID: 0 PID: 4289 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  259.120815][ T4289] Tainted: [W]=WARN
[  259.120924][ T4289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  259.121100][ T4289] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  259.121562][ T4289] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  259.122058][ T4289] RSP: 0018:ffa0000007e371b0 EFLAGS: 00010286
[  259.122244][ T4289] RAX: 00000000ffffffa6 RBX: ff11000010d0d3c0 RCX: 1ff4000000fc6dfc
[  259.122457][ T4289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d0d470
[  259.122673][ T4289] RBP: ff1100000c4fa000 R08: 1fe22000021a1a8f R09: ff1100000f9e2e80
[  259.122883][ T4289] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  259.123103][ T4289] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  259.123330][ T4289] FS:  00007fa52c289840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  259.123587][ T4289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  259.123767][ T4289] CR2: 00007fa52c5f0f43 CR3: 0000000010d69006 CR4: 0000000000771ef0
[  259.123979][ T4289] PKRU: 55555554
[  259.124085][ T4289] Call Trace:
[  259.124200][ T4289]  <TASK>
[  259.124272][ T4289]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  259.124415][ T4289]  ? lockdep_hardirqs_on+0x8c/0x130
[  259.124576][ T4289]  rtmsg_ifinfo+0x5c/0xb0
[  259.124683][ T4289]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  259.124821][ T4289]  __dev_notify_flags+0x1b8/0x280
[  259.124958][ T4289]  ? netif_change_name+0x8c0/0x8c0
[  259.125101][ T4289]  ? lockdep_init_map_type+0x5d/0x250
[  259.125248][ T4289]  ? timer_init_key+0x10d/0x280
[  259.125402][ T4289]  rtnl_configure_link+0x1ac/0x390
[  259.125543][ T4289]  ? bond_newlink+0x9e/0xf0
[  259.125681][ T4289]  rtnl_newlink_create+0x353/0x8c0
[  259.125820][ T4289]  ? rtnl_create_link+0xf20/0xf20
[  259.125957][ T4289]  ? __dev_get_by_name+0x12/0x50
[  259.126100][ T4289]  ? rtnl_dev_get+0xd7/0x170
[  259.126249][ T4289]  __rtnl_newlink+0x22b/0xa50
[  259.126398][ T4289]  rtnl_newlink+0x8d1/0xee0
[  259.126546][ T4289]  ? lock_acquire.part.0+0xbc/0x260
[  259.126690][ T4289]  ? find_held_lock+0x2b/0x80
[  259.126835][ T4289]  ? __rtnl_newlink+0xa50/0xa50
[  259.126974][ T4289]  ? mark_usage+0x61/0x170
[  259.127110][ T4289]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.127271][ T4289]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.127412][ T4289]  ? __rtnl_newlink+0xa50/0xa50
[  259.127558][ T4289]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  259.127704][ T4289]  ? validate_chain+0x38b/0xc20
[  259.127842][ T4289]  ? rtnl_link_fill+0x900/0x900
[  259.127979][ T4289]  ? __lock_acquire+0x508/0xc10
[  259.128121][ T4289]  ? lock_acquire.part.0+0xbc/0x260
[  259.128267][ T4289]  ? find_held_lock+0x2b/0x80
[  259.128410][ T4289]  netlink_rcv_skb+0x14e/0x3a0
[  259.128550][ T4289]  ? rtnl_link_fill+0x900/0x900
[  259.128694][ T4289]  ? netlink_ack+0xcd0/0xcd0
[  259.128836][ T4289]  ? netlink_deliver_tap+0xc5/0x330
[  259.128971][ T4289]  ? netlink_deliver_tap+0x13c/0x330
[  259.129115][ T4289]  netlink_unicast+0x486/0x750
[  259.129270][ T4289]  ? netlink_attachskb+0x810/0x810
[  259.129415][ T4289]  ? __lock_acquire+0x508/0xc10
[  259.129559][ T4289]  netlink_sendmsg+0x735/0xc60
[  259.129700][ T4289]  ? netlink_unicast+0x750/0x750
[  259.129841][ T4289]  ? __might_fault+0x97/0x140
[  259.129983][ T4289]  ____sys_sendmsg+0x419/0x850
[  259.130131][ T4289]  ? copy_msghdr_from_user+0x2a0/0x460
[  259.130275][ T4289]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  259.130452][ T4289]  ? move_addr_to_kernel+0x40/0x40
[  259.130594][ T4289]  ___sys_sendmsg+0x14e/0x1d0
[  259.130732][ T4289]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.130869][ T4289]  ? copy_msghdr_from_user+0x460/0x460
[  259.131024][ T4289]  ? lock_vma_under_rcu+0x159/0x410
[  259.131176][ T4289]  __sys_sendmsg+0x145/0x1f0
[  259.131314][ T4289]  ? __sys_sendmsg_sock+0x20/0x20
[  259.131456][ T4289]  ? rcu_is_watching+0x15/0xd0
[  259.131596][ T4289]  ? rcu_is_watching+0x15/0xd0
[  259.131735][ T4289]  do_syscall_64+0x117/0xfc0
[  259.131874][ T4289]  ? trace_hardirqs_off+0xd/0x30
[  259.132019][ T4289]  ? exc_page_fault+0xee/0x100
[  259.132170][ T4289]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  259.132346][ T4289] RIP: 0033:0x7fa52c4c308e
[  259.132491][ T4289] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  259.132980][ T4289] RSP: 002b:00007ffe50c1f310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  259.133202][ T4289] RAX: ffffffffffffffda RBX: 00007ffe50c1fab8 RCX: 00007fa52c4c308e
[  259.133407][ T4289] RDX: 0000000000000000 RSI: 00007ffe50c1f3c0 RDI: 0000000000000005
[  259.133614][ T4289] RBP: 00007ffe50c1f320 R08: 0000000000000000 R09: 0000000000000000
[  259.133816][ T4289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c627
[  259.134028][ T4289] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe50c1fa90
[  259.134251][ T4289]  </TASK>
[  259.134355][ T4289] irq event stamp: 34635
[  259.134459][ T4289] hardirqs last  enabled at (34643): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  259.134696][ T4289] hardirqs last disabled at (34650): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  259.134940][ T4289] softirqs last  enabled at (33968): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  259.135196][ T4289] softirqs last disabled at (33567): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  259.135443][ T4289] ---[ end trace 0000000000000000 ]---
[  259.175246][ T4292] ------------[ cut here ]------------
[  259.175425][ T4292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4292
[  259.175704][ T4292] Modules linked in:
[  259.175815][ T4292] CPU: 0 UID: 0 PID: 4292 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  259.176082][ T4292] Tainted: [W]=WARN
[  259.176197][ T4292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  259.176364][ T4292] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  259.176541][ T4292] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  259.177014][ T4292] RSP: 0018:ffa0000007e97020 EFLAGS: 00010286
[  259.177199][ T4292] RAX: 00000000ffffffa6 RBX: ff11000010d0dcc0 RCX: 1ff4000000fd2dca
[  259.177408][ T4292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d0dd70
[  259.177612][ T4292] RBP: ff1100000c4fa000 R08: 1fe22000021a1baf R09: ff1100000d07d158
[  259.177816][ T4292] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  259.178023][ T4292] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  259.178244][ T4292] FS:  00007f9ba7d48840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  259.178484][ T4292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  259.178655][ T4292] CR2: 0000000014103988 CR3: 00000000111c5002 CR4: 0000000000771ef0
[  259.178862][ T4292] PKRU: 55555554
[  259.178966][ T4292] Call Trace:
[  259.179070][ T4292]  <TASK>
[  259.179150][ T4292]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  259.179294][ T4292]  rtmsg_ifinfo+0x5c/0xb0
[  259.179398][ T4292]  ? mark_held_locks+0x40/0x70
[  259.179537][ T4292]  __dev_notify_flags+0x1b8/0x280
[  259.179676][ T4292]  ? netif_change_name+0x8c0/0x8c0
[  259.179814][ T4292]  ? __dev_change_flags+0x4a4/0x6d0
[  259.179950][ T4292]  ? netif_set_allmulti+0x2c0/0x2c0
[  259.180090][ T4292]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.180245][ T4292]  ? is_bpf_text_address+0x68/0x110
[  259.180384][ T4292]  netif_change_flags+0xfe/0x190
[  259.180517][ T4292]  ? unwind_get_return_address+0x67/0xd0
[  259.180651][ T4292]  do_setlink.isra.0+0x1d25/0x2a60
[  259.180787][ T4292]  ? rtnl_link_get_size+0x350/0x350
[  259.180922][ T4292]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  259.181089][ T4292]  ? rcu_read_lock_any_held+0x3c/0x90
[  259.181291][ T4292]  ? validate_chain+0x38b/0xc20
[  259.181426][ T4292]  ? rcu_read_lock_any_held+0x66/0x90
[  259.181559][ T4292]  ? stack_depot_save_flags+0x367/0x770
[  259.181696][ T4292]  ? __kernel_text_address+0x12/0x30
[  259.181831][ T4292]  ? __lock_acquire+0x508/0xc10
[  259.181966][ T4292]  ? lock_acquire.part.0+0xbc/0x260
[  259.182101][ T4292]  ? rtnl_newlink+0x883/0xee0
[  259.182297][ T4292]  ? rcu_is_watching+0x15/0xd0
[  259.182487][ T4292]  ? lock_acquire+0x134/0x160
[  259.182621][ T4292]  ? rcu_is_watching+0x15/0xd0
[  259.182758][ T4292]  ? rcu_is_watching+0x15/0xd0
[  259.182888][ T4292]  ? trace_contention_end+0xb3/0x1a0
[  259.183022][ T4292]  ? __mutex_lock+0x1db/0x2010
[  259.183219][ T4292]  ? __mutex_lock+0x9b2/0x2010
[  259.183353][ T4292]  ? rtnl_newlink+0x883/0xee0
[  259.183493][ T4292]  ? ww_mutex_lock+0x160/0x160
[  259.183628][ T4292]  ? __rtnl_newlink+0x3fa/0xa50
[  259.183767][ T4292]  rtnl_newlink+0x8d1/0xee0
[  259.183900][ T4292]  ? lock_acquire.part.0+0xbc/0x260
[  259.184030][ T4292]  ? find_held_lock+0x2b/0x80
[  259.184224][ T4292]  ? __rtnl_newlink+0xa50/0xa50
[  259.184355][ T4292]  ? mark_usage+0x61/0x170
[  259.184489][ T4292]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.184627][ T4292]  ? lock_acquire.part.0+0xbc/0x260
[  259.184761][ T4292]  ? find_held_lock+0x2b/0x80
[  259.184948][ T4292]  ? __rtnl_newlink+0xa50/0xa50
[  259.185258][ T4292]  ? __lock_release.isra.0+0x6b/0x1a0
[  259.185463][ T4292]  ? __rtnl_newlink+0xa50/0xa50
[  259.185663][ T4292]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  259.185839][ T4292]  ? validate_chain+0x38b/0xc20
[  259.185970][ T4292]  ? rtnl_link_fill+0x900/0x900
[  259.186101][ T4292]  ? __lock_acquire+0x508/0xc10
[  259.186356][ T4292]  ? lock_acquire.part.0+0xbc/0x260
[  259.186487][ T4292]  ? find_held_lock+0x2b/0x80
[  259.186618][ T4292]  netlink_rcv_skb+0x14e/0x3a0
[  259.186751][ T4292]  ? rtnl_link_fill+0x900/0x900
[  259.186882][ T4292]  ? netlink_ack+0xcd0/0xcd0
[  259.187020][ T4292]  ? netlink_deliver_tap+0xc5/0x330
[  259.187237][ T4292]  ? netlink_deliver_tap+0x13c/0x330
[  259.187371][ T4292]  netlink_unicast+0x486/0x750
[  259.187504][ T4292]  ? netlink_attachskb+0x810/0x810
[  259.187634][ T4292]  ? __lock_acquire+0x508/0xc10
[  259.187772][ T4292]  netlink_sendmsg+0x735/0xc60
[  259.187904][ T4292]  ? netlink_unicast+0x750/0x750
[  259.188036][ T4292]  ? __might_fault+0x97/0x140
[  259.188255][ T4292]  ____sys_sendmsg+0x419/0x850
[  259.188387][ T4292]  ? copy_msghdr_from_user+0x2a0/0x460
[  259.188518][ T4292]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  259.188681][ T4292]  ? move_addr_to_kernel+0x40/0x40
[  259.188816][ T4292]  ? stack_depot_save_flags+0x367/0x770
[  259.188949][ T4292]  ? validate_chain+0x38b/0xc20
[  259.189084][ T4292]  ___sys_sendmsg+0x14e/0x1d0
[  259.189301][ T4292]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  259.189468][ T4292]  ? copy_msghdr_from_user+0x460/0x460
[  259.189613][ T4292]  __sys_sendmsg+0x145/0x1f0
[  259.189746][ T4292]  ? __sys_sendmsg_sock+0x20/0x20
[  259.189878][ T4292]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  259.190046][ T4292]  ? do_raw_spin_unlock+0x59/0x250
[  259.190253][ T4292]  ? rcu_is_watching+0x15/0xd0
[  259.190386][ T4292]  do_syscall_64+0x117/0xfc0
[  259.190527][ T4292]  ? trace_hardirqs_off+0xd/0x30
[  259.190668][ T4292]  ? exc_page_fault+0xee/0x100
[  259.190803][ T4292]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  259.190968][ T4292] RIP: 0033:0x7f9ba7f8208e
[  259.191109][ T4292] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  259.191653][ T4292] RSP: 002b:00007ffecc6cd330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  259.191855][ T4292] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9ba7f8208e
[  259.192059][ T4292] RDX: 0000000000000000 RSI: 00007ffecc6cd3e0 RDI: 0000000000000005
[  259.192409][ T4292] RBP: 00007ffecc6cd340 R08: 0000000000000000 R09: 0000000000000000
[  259.192613][ T4292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c627
[  259.192812][ T4292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecc6cdab0
[  259.193020][ T4292]  </TASK>
[  259.193121][ T4292] irq event stamp: 17087
[  259.193233][ T4292] hardirqs last  enabled at (17097): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  259.193467][ T4292] hardirqs last disabled at (17104): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  259.193705][ T4292] softirqs last  enabled at (17052): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  259.193943][ T4292] softirqs last disabled at (16915): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  259.194191][ T4292] ---[ end trace 0000000000000000 ]---
[  264.109795][ T4429] ------------[ cut here ]------------
[  264.109986][ T4429] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4429
[  264.110275][ T4429] Modules linked in:
[  264.110383][ T4429] CPU: 0 UID: 0 PID: 4429 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  264.110654][ T4429] Tainted: [W]=WARN
[  264.110754][ T4429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  264.110923][ T4429] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  264.111096][ T4429] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  264.111569][ T4429] RSP: 0018:ffa0000008307020 EFLAGS: 00010286
[  264.111745][ T4429] RAX: 00000000ffffffa6 RBX: ff11000009504f40 RCX: 1ff4000001060dca
[  264.111943][ T4429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009504ff0
[  264.112143][ T4429] RBP: ff1100000c4fa000 R08: 1fe22000012a09ff R09: ff110000095d0b58
[  264.112345][ T4429] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  264.112542][ T4429] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  264.112751][ T4429] FS:  00007fb939ac0840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  264.112988][ T4429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  264.113168][ T4429] CR2: 00007fb939d901a0 CR3: 000000001036b002 CR4: 0000000000771ef0
[  264.113382][ T4429] PKRU: 55555554
[  264.113482][ T4429] Call Trace:
[  264.113581][ T4429]  <TASK>
[  264.113652][ T4429]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  264.113789][ T4429]  rtmsg_ifinfo+0x5c/0xb0
[  264.113891][ T4429]  __dev_notify_flags+0x1b8/0x280
[  264.114027][ T4429]  ? __local_bh_enable_ip+0xa5/0x140
[  264.114178][ T4429]  ? netif_change_name+0x8c0/0x8c0
[  264.114322][ T4429]  ? __dev_change_flags+0x288/0x6d0
[  264.114461][ T4429]  ? netif_set_allmulti+0x2c0/0x2c0
[  264.114600][ T4429]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.114736][ T4429]  ? is_bpf_text_address+0x68/0x110
[  264.114870][ T4429]  netif_change_flags+0xfe/0x190
[  264.115005][ T4429]  ? unwind_get_return_address+0x67/0xd0
[  264.115236][ T4429]  do_setlink.isra.0+0x1d25/0x2a60
[  264.115374][ T4429]  ? rtnl_link_get_size+0x350/0x350
[  264.115509][ T4429]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  264.115678][ T4429]  ? rcu_read_lock_any_held+0x3c/0x90
[  264.115814][ T4429]  ? validate_chain+0x38b/0xc20
[  264.115948][ T4429]  ? rcu_read_lock_any_held+0x66/0x90
[  264.116077][ T4429]  ? stack_depot_save_flags+0x367/0x770
[  264.116226][ T4429]  ? __kernel_text_address+0x12/0x30
[  264.116366][ T4429]  ? __lock_acquire+0x508/0xc10
[  264.116501][ T4429]  ? lock_acquire.part.0+0xbc/0x260
[  264.116634][ T4429]  ? rtnl_newlink+0x883/0xee0
[  264.116776][ T4429]  ? rcu_is_watching+0x15/0xd0
[  264.116910][ T4429]  ? lock_acquire+0x134/0x160
[  264.117042][ T4429]  ? rcu_is_watching+0x15/0xd0
[  264.117177][ T4429]  ? rcu_is_watching+0x15/0xd0
[  264.117313][ T4429]  ? trace_contention_end+0xb3/0x1a0
[  264.117452][ T4429]  ? __mutex_lock+0x1db/0x2010
[  264.117587][ T4429]  ? __mutex_lock+0x9b2/0x2010
[  264.117723][ T4429]  ? rtnl_newlink+0x883/0xee0
[  264.117857][ T4429]  ? ww_mutex_lock+0x160/0x160
[  264.117994][ T4429]  ? __rtnl_newlink+0x3fa/0xa50
[  264.118134][ T4429]  rtnl_newlink+0x8d1/0xee0
[  264.118276][ T4429]  ? lock_acquire.part.0+0xbc/0x260
[  264.118407][ T4429]  ? find_held_lock+0x2b/0x80
[  264.118538][ T4429]  ? __rtnl_newlink+0xa50/0xa50
[  264.118671][ T4429]  ? mark_usage+0x61/0x170
[  264.118802][ T4429]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.118936][ T4429]  ? lock_acquire.part.0+0xbc/0x260
[  264.119069][ T4429]  ? find_held_lock+0x2b/0x80
[  264.119210][ T4429]  ? __rtnl_newlink+0xa50/0xa50
[  264.119343][ T4429]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.119476][ T4429]  ? __rtnl_newlink+0xa50/0xa50
[  264.119607][ T4429]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  264.119745][ T4429]  ? validate_chain+0x38b/0xc20
[  264.119882][ T4429]  ? rtnl_link_fill+0x900/0x900
[  264.120019][ T4429]  ? __lock_acquire+0x508/0xc10
[  264.120167][ T4429]  ? lock_acquire.part.0+0xbc/0x260
[  264.120303][ T4429]  ? find_held_lock+0x2b/0x80
[  264.120438][ T4429]  netlink_rcv_skb+0x14e/0x3a0
[  264.120571][ T4429]  ? rtnl_link_fill+0x900/0x900
[  264.120704][ T4429]  ? netlink_ack+0xcd0/0xcd0
[  264.120839][ T4429]  ? netlink_deliver_tap+0xc5/0x330
[  264.120970][ T4429]  ? netlink_deliver_tap+0x13c/0x330
[  264.121101][ T4429]  netlink_unicast+0x486/0x750
[  264.121244][ T4429]  ? netlink_attachskb+0x810/0x810
[  264.121381][ T4429]  ? __lock_acquire+0x508/0xc10
[  264.121514][ T4429]  netlink_sendmsg+0x735/0xc60
[  264.121646][ T4429]  ? netlink_unicast+0x750/0x750
[  264.121781][ T4429]  ? __might_fault+0x97/0x140
[  264.121918][ T4429]  ____sys_sendmsg+0x419/0x850
[  264.122055][ T4429]  ? copy_msghdr_from_user+0x2a0/0x460
[  264.122199][ T4429]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  264.122363][ T4429]  ? move_addr_to_kernel+0x40/0x40
[  264.122496][ T4429]  ? stack_depot_save_flags+0x367/0x770
[  264.122631][ T4429]  ? validate_chain+0x38b/0xc20
[  264.122769][ T4429]  ___sys_sendmsg+0x14e/0x1d0
[  264.122899][ T4429]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  264.123069][ T4429]  ? copy_msghdr_from_user+0x460/0x460
[  264.123223][ T4429]  __sys_sendmsg+0x145/0x1f0
[  264.123358][ T4429]  ? __sys_sendmsg_sock+0x20/0x20
[  264.123490][ T4429]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  264.123657][ T4429]  ? do_raw_spin_unlock+0x59/0x250
[  264.123794][ T4429]  ? rcu_is_watching+0x15/0xd0
[  264.123931][ T4429]  do_syscall_64+0x117/0xfc0
[  264.124068][ T4429]  ? trace_hardirqs_off+0xd/0x30
[  264.124214][ T4429]  ? exc_page_fault+0xee/0x100
[  264.124351][ T4429]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  264.124513][ T4429] RIP: 0033:0x7fb939cfa08e
[  264.124652][ T4429] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  264.125132][ T4429] RSP: 002b:00007ffcfc7c9790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  264.125364][ T4429] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb939cfa08e
[  264.125563][ T4429] RDX: 0000000000000000 RSI: 00007ffcfc7c9840 RDI: 0000000000000005
[  264.125762][ T4429] RBP: 00007ffcfc7c97a0 R08: 0000000000000000 R09: 0000000000000000
[  264.125964][ T4429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c62c
[  264.126170][ T4429] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfc7c9f10
[  264.126381][ T4429]  </TASK>
[  264.126480][ T4429] irq event stamp: 28953
[  264.126579][ T4429] hardirqs last  enabled at (28961): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  264.126817][ T4429] hardirqs last disabled at (28968): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  264.127056][ T4429] softirqs last  enabled at (28314): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  264.127299][ T4429] softirqs last disabled at (28165): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  264.127531][ T4429] ---[ end trace 0000000000000000 ]---
[  264.161134][ T4430] ------------[ cut here ]------------
[  264.161333][ T4430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4430
[  264.161635][ T4430] Modules linked in:
[  264.161785][ T4430] CPU: 2 UID: 0 PID: 4430 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  264.162082][ T4430] Tainted: [W]=WARN
[  264.162363][ T4430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  264.162563][ T4430] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  264.162775][ T4430] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  264.163285][ T4430] RSP: 0018:ffa00000082a7190 EFLAGS: 00010286
[  264.163489][ T4430] RAX: 00000000ffffffa6 RBX: ff11000010ebfe40 RCX: 1ff4000001054df8
[  264.163721][ T4430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ebfef0
[  264.163955][ T4430] RBP: ff1100000c4fa000 R08: 1fe22000021d7fdf R09: ff1100000d4bd158
[  264.164211][ T4430] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  264.164441][ T4430] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  264.164685][ T4430] FS:  00007f0d7eaa7840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  264.164952][ T4430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  264.165166][ T4430] CR2: 000000000b436988 CR3: 000000001073f004 CR4: 0000000000771ef0
[  264.165413][ T4430] PKRU: 55555554
[  264.165554][ T4430] Call Trace:
[  264.165694][ T4430]  <TASK>
[  264.165806][ T4430]  unregister_netdevice_many_notify+0xce3/0x1b30
[  264.166012][ T4430]  ? unregister_netdevice_queued+0x80/0x80
[  264.166232][ T4430]  ? mutex_is_locked+0x1c/0x50
[  264.166418][ T4430]  ? rtnl_is_locked+0x15/0x20
[  264.166592][ T4430]  ? unregister_netdevice_queue+0x6a/0x470
[  264.166794][ T4430]  ? mark_usage+0x61/0x170
[  264.166967][ T4430]  rtnl_dellink+0x4a0/0xae0
[  264.167153][ T4430]  ? lock_acquire.part.0+0xbc/0x260
[  264.167329][ T4430]  ? find_held_lock+0x2b/0x80
[  264.167500][ T4430]  ? rtnl_mdb_del+0x580/0x580
[  264.167669][ T4430]  ? mark_usage+0x61/0x170
[  264.167838][ T4430]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.168031][ T4430]  ? lock_acquire.part.0+0xbc/0x260
[  264.168222][ T4430]  ? find_held_lock+0x2b/0x80
[  264.168393][ T4430]  ? mark_usage+0x61/0x170
[  264.168562][ T4430]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.168734][ T4430]  ? __lock_acquire+0x508/0xc10
[  264.168907][ T4430]  ? bpf_address_lookup+0x202/0x290
[  264.169083][ T4430]  ? lock_acquire.part.0+0xbc/0x260
[  264.169287][ T4430]  ? find_held_lock+0x2b/0x80
[  264.169460][ T4430]  ? rtnl_mdb_del+0x580/0x580
[  264.169631][ T4430]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.169804][ T4430]  ? rtnl_mdb_del+0x580/0x580
[  264.169975][ T4430]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  264.170159][ T4430]  ? validate_chain+0x38b/0xc20
[  264.170344][ T4430]  ? rtnl_link_fill+0x900/0x900
[  264.170528][ T4430]  ? __lock_acquire+0x508/0xc10
[  264.170718][ T4430]  ? lock_acquire.part.0+0xbc/0x260
[  264.170901][ T4430]  ? find_held_lock+0x2b/0x80
[  264.171083][ T4430]  netlink_rcv_skb+0x14e/0x3a0
[  264.171287][ T4430]  ? rtnl_link_fill+0x900/0x900
[  264.171472][ T4430]  ? netlink_ack+0xcd0/0xcd0
[  264.171650][ T4430]  ? netlink_deliver_tap+0xc5/0x330
[  264.171821][ T4430]  ? netlink_deliver_tap+0x13c/0x330
[  264.171999][ T4430]  netlink_unicast+0x486/0x750
[  264.172195][ T4430]  ? netlink_attachskb+0x810/0x810
[  264.172368][ T4430]  ? __lock_acquire+0x508/0xc10
[  264.172550][ T4430]  netlink_sendmsg+0x735/0xc60
[  264.172735][ T4430]  ? netlink_unicast+0x750/0x750
[  264.172921][ T4430]  ? __might_fault+0x97/0x140
[  264.173109][ T4430]  ____sys_sendmsg+0x419/0x850
[  264.173304][ T4430]  ? copy_msghdr_from_user+0x2a0/0x460
[  264.173482][ T4430]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  264.173689][ T4430]  ? move_addr_to_kernel+0x40/0x40
[  264.173872][ T4430]  ? stack_depot_save_flags+0x367/0x770
[  264.174046][ T4430]  ? validate_chain+0x38b/0xc20
[  264.174242][ T4430]  ___sys_sendmsg+0x14e/0x1d0
[  264.174416][ T4430]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  264.174622][ T4430]  ? copy_msghdr_from_user+0x460/0x460
[  264.174810][ T4430]  __sys_sendmsg+0x145/0x1f0
[  264.174985][ T4430]  ? __sys_sendmsg_sock+0x20/0x20
[  264.175168][ T4430]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  264.175395][ T4430]  ? do_raw_spin_unlock+0x59/0x250
[  264.175579][ T4430]  ? rcu_is_watching+0x15/0xd0
[  264.175752][ T4430]  do_syscall_64+0x117/0xfc0
[  264.175925][ T4430]  ? trace_hardirqs_off+0xd/0x30
[  264.176099][ T4430]  ? exc_page_fault+0xee/0x100
[  264.176302][ T4430]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  264.176515][ T4430] RIP: 0033:0x7f0d7ece108e
[  264.176694][ T4430] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  264.177203][ T4430] RSP: 002b:00007ffe4d931ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  264.177435][ T4430] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0d7ece108e
[  264.177665][ T4430] RDX: 0000000000000000 RSI: 00007ffe4d931f90 RDI: 0000000000000005
[  264.177894][ T4430] RBP: 00007ffe4d931ef0 R08: 0000000000000000 R09: 0000000000000000
[  264.178121][ T4430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c62c
[  264.178377][ T4430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4d932660
[  264.178612][ T4430]  </TASK>
[  264.178751][ T4430] irq event stamp: 25101
[  264.178891][ T4430] hardirqs last  enabled at (25111): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  264.179163][ T4430] hardirqs last disabled at (25122): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  264.179445][ T4430] softirqs last  enabled at (24266): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  264.179706][ T4430] softirqs last disabled at (24259): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  264.179965][ T4430] ---[ end trace 0000000000000000 ]---
[  264.180180][ T4430] bond0 (unregistering): Released all slaves
[  264.249000][ T4431] ------------[ cut here ]------------
[  264.249213][ T4431] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4431
[  264.249502][ T4431] Modules linked in:
[  264.249618][ T4431] CPU: 0 UID: 0 PID: 4431 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  264.249898][ T4431] Tainted: [W]=WARN
[  264.250004][ T4431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  264.250196][ T4431] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  264.250388][ T4431] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  264.250884][ T4431] RSP: 0018:ffa0000007e47028 EFLAGS: 00010286
[  264.251073][ T4431] RAX: 00000000ffffffa6 RBX: ff1100000947e4c0 RCX: 1ff4000000fc8dcb
[  264.251307][ T4431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000947e570
[  264.251514][ T4431] RBP: ff11000004baa000 R08: 1fe220000128fcaf R09: ff11000010170b80
[  264.251731][ T4431] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  264.251943][ T4431] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  264.252161][ T4431] FS:  00007f272db6d840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  264.252412][ T4431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  264.252587][ T4431] CR2: 000000000043f600 CR3: 0000000010bb7004 CR4: 0000000000771ef0
[  264.252798][ T4431] PKRU: 55555554
[  264.252903][ T4431] Call Trace:
[  264.253008][ T4431]  <TASK>
[  264.253084][ T4431]  ? rcu_is_watching+0x15/0xd0
[  264.253236][ T4431]  rtnetlink_event+0xe0/0x1f0
[  264.253376][ T4431]  notifier_call_chain+0xb0/0x320
[  264.253523][ T4431]  netdev_update_features+0xa9/0xb0
[  264.253664][ T4431]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  264.253847][ T4431]  bond_option_mode_set+0x316/0x500
[  264.253987][ T4431]  __bond_opt_set+0x1b1/0x390
[  264.254136][ T4431]  ? pcpu_alloc+0x11/0x440
[  264.254288][ T4431]  bond_changelink+0x17c/0x23f0
[  264.254426][ T4431]  ? lockdep_hardirqs_on+0x8c/0x130
[  264.254566][ T4431]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  264.254738][ T4431]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  264.254909][ T4431]  ? __debug_object_init+0x2b7/0x3b0
[  264.255048][ T4431]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  264.255213][ T4431]  ? debug_object_assert_init+0x340/0x340
[  264.255356][ T4431]  ? __queue_work+0x31a/0xc00
[  264.255499][ T4431]  ? lockdep_init_map_type+0x5d/0x250
[  264.255639][ T4431]  ? timer_init_key+0x10d/0x280
[  264.255779][ T4431]  bond_newlink+0x9e/0xf0
[  264.255888][ T4431]  rtnl_newlink_create+0x2da/0x8c0
[  264.256029][ T4431]  ? rtnl_create_link+0xf20/0xf20
[  264.256174][ T4431]  ? __dev_get_by_name+0x12/0x50
[  264.256325][ T4431]  ? rtnl_dev_get+0xd7/0x170
[  264.256473][ T4431]  __rtnl_newlink+0x22b/0xa50
[  264.256616][ T4431]  rtnl_newlink+0x8d1/0xee0
[  264.256755][ T4431]  ? lock_acquire.part.0+0xbc/0x260
[  264.256891][ T4431]  ? find_held_lock+0x2b/0x80
[  264.257028][ T4431]  ? __rtnl_newlink+0xa50/0xa50
[  264.257170][ T4431]  ? mark_usage+0x61/0x170
[  264.257314][ T4431]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.257458][ T4431]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.257597][ T4431]  ? __rtnl_newlink+0xa50/0xa50
[  264.257734][ T4431]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  264.257872][ T4431]  ? validate_chain+0x38b/0xc20
[  264.258008][ T4431]  ? rtnl_link_fill+0x900/0x900
[  264.258150][ T4431]  ? __lock_acquire+0x508/0xc10
[  264.258293][ T4431]  ? lock_acquire.part.0+0xbc/0x260
[  264.258435][ T4431]  ? find_held_lock+0x2b/0x80
[  264.258573][ T4431]  netlink_rcv_skb+0x14e/0x3a0
[  264.258711][ T4431]  ? rtnl_link_fill+0x900/0x900
[  264.258856][ T4431]  ? netlink_ack+0xcd0/0xcd0
[  264.258996][ T4431]  ? netlink_deliver_tap+0xc5/0x330
[  264.259139][ T4431]  ? netlink_deliver_tap+0x13c/0x330
[  264.259284][ T4431]  netlink_unicast+0x486/0x750
[  264.259423][ T4431]  ? netlink_attachskb+0x810/0x810
[  264.259560][ T4431]  ? __lock_acquire+0x508/0xc10
[  264.259699][ T4431]  netlink_sendmsg+0x735/0xc60
[  264.259837][ T4431]  ? netlink_unicast+0x750/0x750
[  264.259975][ T4431]  ? __might_fault+0x97/0x140
[  264.260114][ T4431]  ____sys_sendmsg+0x419/0x850
[  264.260262][ T4431]  ? copy_msghdr_from_user+0x2a0/0x460
[  264.260398][ T4431]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  264.260574][ T4431]  ? move_addr_to_kernel+0x40/0x40
[  264.260717][ T4431]  ___sys_sendmsg+0x14e/0x1d0
[  264.260857][ T4431]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.261020][ T4431]  ? copy_msghdr_from_user+0x460/0x460
[  264.261184][ T4431]  ? lock_vma_under_rcu+0x159/0x410
[  264.261331][ T4431]  __sys_sendmsg+0x145/0x1f0
[  264.261472][ T4431]  ? __sys_sendmsg_sock+0x20/0x20
[  264.261623][ T4431]  ? rcu_is_watching+0x15/0xd0
[  264.261769][ T4431]  ? rcu_is_watching+0x15/0xd0
[  264.261914][ T4431]  do_syscall_64+0x117/0xfc0
[  264.262054][ T4431]  ? trace_hardirqs_off+0xd/0x30
[  264.262204][ T4431]  ? exc_page_fault+0xee/0x100
[  264.262348][ T4431]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  264.262525][ T4431] RIP: 0033:0x7f272dda708e
[  264.262682][ T4431] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  264.263201][ T4431] RSP: 002b:00007ffdbef80550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  264.263416][ T4431] RAX: ffffffffffffffda RBX: 00007ffdbef80cf8 RCX: 00007f272dda708e
[  264.263625][ T4431] RDX: 0000000000000000 RSI: 00007ffdbef80600 RDI: 0000000000000005
[  264.263839][ T4431] RBP: 00007ffdbef80560 R08: 0000000000000000 R09: 0000000000000000
[  264.264046][ T4431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c62c
[  264.264263][ T4431] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbef80cd0
[  264.264477][ T4431]  </TASK>
[  264.264584][ T4431] irq event stamp: 28403
[  264.264690][ T4431] hardirqs last  enabled at (28411): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  264.264938][ T4431] hardirqs last disabled at (28418): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  264.265183][ T4431] softirqs last  enabled at (27894): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  264.265430][ T4431] softirqs last disabled at (27889): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  264.265679][ T4431] ---[ end trace 0000000000000000 ]---
[  264.266239][ T4431] ------------[ cut here ]------------
[  264.266465][ T4431] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4431
[  264.266875][ T4431] Modules linked in:
[  264.267040][ T4431] CPU: 3 UID: 0 PID: 4431 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  264.267481][ T4431] Tainted: [W]=WARN
[  264.267637][ T4431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  264.267894][ T4431] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  264.268176][ T4431] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  264.268906][ T4431] RSP: 0018:ffa0000007e471b0 EFLAGS: 00010286
[  264.269179][ T4431] RAX: 00000000ffffffa6 RBX: ff1100000947e7c0 RCX: 1ff4000000fc8dfc
[  264.269490][ T4431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000947e870
[  264.269775][ T4431] RBP: ff11000004baa000 R08: 1fe220000128fd0f R09: ff11000010170b80
[  264.270054][ T4431] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  264.270375][ T4431] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  264.270690][ T4431] FS:  00007f272db6d840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  264.271057][ T4431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  264.271339][ T4431] CR2: 0000556be6ec0d5c CR3: 0000000010bb7002 CR4: 0000000000771ef0
[  264.271654][ T4431] PKRU: 55555554
[  264.271813][ T4431] Call Trace:
[  264.271971][ T4431]  <TASK>
[  264.272081][ T4431]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  264.272306][ T4431]  ? lockdep_hardirqs_on+0x8c/0x130
[  264.272505][ T4431]  rtmsg_ifinfo+0x5c/0xb0
[  264.272670][ T4431]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  264.272879][ T4431]  __dev_notify_flags+0x1b8/0x280
[  264.273094][ T4431]  ? netif_change_name+0x8c0/0x8c0
[  264.273316][ T4431]  ? __queue_work+0x31a/0xc00
[  264.273530][ T4431]  ? lockdep_init_map_type+0x5d/0x250
[  264.273744][ T4431]  ? timer_init_key+0x10d/0x280
[  264.273960][ T4431]  rtnl_configure_link+0x1ac/0x390
[  264.274184][ T4431]  ? bond_newlink+0x9e/0xf0
[  264.274401][ T4431]  rtnl_newlink_create+0x353/0x8c0
[  264.274614][ T4431]  ? rtnl_create_link+0xf20/0xf20
[  264.274823][ T4431]  ? __dev_get_by_name+0x12/0x50
[  264.275026][ T4431]  ? rtnl_dev_get+0xd7/0x170
[  264.275255][ T4431]  __rtnl_newlink+0x22b/0xa50
[  264.275471][ T4431]  rtnl_newlink+0x8d1/0xee0
[  264.275685][ T4431]  ? lock_acquire.part.0+0xbc/0x260
[  264.275897][ T4431]  ? find_held_lock+0x2b/0x80
[  264.276102][ T4431]  ? __rtnl_newlink+0xa50/0xa50
[  264.276323][ T4431]  ? mark_usage+0x61/0x170
[  264.276529][ T4431]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.276747][ T4431]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.276953][ T4431]  ? __rtnl_newlink+0xa50/0xa50
[  264.277168][ T4431]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  264.277371][ T4431]  ? validate_chain+0x38b/0xc20
[  264.277575][ T4431]  ? rtnl_link_fill+0x900/0x900
[  264.277782][ T4431]  ? __lock_acquire+0x508/0xc10
[  264.277991][ T4431]  ? lock_acquire.part.0+0xbc/0x260
[  264.278209][ T4431]  ? find_held_lock+0x2b/0x80
[  264.278424][ T4431]  netlink_rcv_skb+0x14e/0x3a0
[  264.278630][ T4431]  ? rtnl_link_fill+0x900/0x900
[  264.278840][ T4431]  ? netlink_ack+0xcd0/0xcd0
[  264.279062][ T4431]  ? netlink_deliver_tap+0xc5/0x330
[  264.279281][ T4431]  ? netlink_deliver_tap+0x13c/0x330
[  264.279492][ T4431]  netlink_unicast+0x486/0x750
[  264.279706][ T4431]  ? netlink_attachskb+0x810/0x810
[  264.279912][ T4431]  ? __lock_acquire+0x508/0xc10
[  264.280134][ T4431]  netlink_sendmsg+0x735/0xc60
[  264.280350][ T4431]  ? netlink_unicast+0x750/0x750
[  264.280560][ T4431]  ? __might_fault+0x97/0x140
[  264.280914][ T4431]  ____sys_sendmsg+0x419/0x850
[  264.281123][ T4431]  ? copy_msghdr_from_user+0x2a0/0x460
[  264.281343][ T4431]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  264.281602][ T4431]  ? move_addr_to_kernel+0x40/0x40
[  264.281822][ T4431]  ___sys_sendmsg+0x14e/0x1d0
[  264.282029][ T4431]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.282241][ T4431]  ? copy_msghdr_from_user+0x460/0x460
[  264.282472][ T4431]  ? lock_vma_under_rcu+0x159/0x410
[  264.282689][ T4431]  __sys_sendmsg+0x145/0x1f0
[  264.282898][ T4431]  ? __sys_sendmsg_sock+0x20/0x20
[  264.283112][ T4431]  ? rcu_is_watching+0x15/0xd0
[  264.283331][ T4431]  ? rcu_is_watching+0x15/0xd0
[  264.283541][ T4431]  do_syscall_64+0x117/0xfc0
[  264.283751][ T4431]  ? trace_hardirqs_off+0xd/0x30
[  264.283961][ T4431]  ? exc_page_fault+0xee/0x100
[  264.284177][ T4431]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  264.284442][ T4431] RIP: 0033:0x7f272dda708e
[  264.284665][ T4431] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  264.285410][ T4431] RSP: 002b:00007ffdbef80550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  264.285730][ T4431] RAX: ffffffffffffffda RBX: 00007ffdbef80cf8 RCX: 00007f272dda708e
[  264.286038][ T4431] RDX: 0000000000000000 RSI: 00007ffdbef80600 RDI: 0000000000000005
[  264.286358][ T4431] RBP: 00007ffdbef80560 R08: 0000000000000000 R09: 0000000000000000
[  264.286667][ T4431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c62c
[  264.286979][ T4431] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbef80cd0
[  264.287305][ T4431]  </TASK>
[  264.287465][ T4431] irq event stamp: 29355
[  264.287621][ T4431] hardirqs last  enabled at (29363): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  264.287979][ T4431] hardirqs last disabled at (29370): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  264.288349][ T4431] softirqs last  enabled at (28644): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  264.288709][ T4431] softirqs last disabled at (28639): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  264.289066][ T4431] ---[ end trace 0000000000000000 ]---
[  264.348107][ T4434] ------------[ cut here ]------------
[  264.348299][ T4434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4434
[  264.348581][ T4434] Modules linked in:
[  264.348691][ T4434] CPU: 0 UID: 0 PID: 4434 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  264.348954][ T4434] Tainted: [W]=WARN
[  264.349053][ T4434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  264.349227][ T4434] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  264.349399][ T4434] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  264.349860][ T4434] RSP: 0018:ffa0000007e47020 EFLAGS: 00010286
[  264.350026][ T4434] RAX: 00000000ffffffa6 RBX: ff1100000947f0c0 RCX: 1ff4000000fc8dca
[  264.350242][ T4434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000947f170
[  264.350438][ T4434] RBP: ff11000004baa000 R08: 1fe220000128fe2f R09: ff11000010e6ae58
[  264.350632][ T4434] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  264.350828][ T4434] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  264.351023][ T4434] FS:  00007fa6f020d840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  264.351265][ T4434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  264.351432][ T4434] CR2: 000000004001a988 CR3: 000000001137b001 CR4: 0000000000771ef0
[  264.351628][ T4434] PKRU: 55555554
[  264.351726][ T4434] Call Trace:
[  264.351826][ T4434]  <TASK>
[  264.351894][ T4434]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  264.352026][ T4434]  rtmsg_ifinfo+0x5c/0xb0
[  264.352132][ T4434]  ? mark_held_locks+0x40/0x70
[  264.352270][ T4434]  __dev_notify_flags+0x1b8/0x280
[  264.352402][ T4434]  ? netif_change_name+0x8c0/0x8c0
[  264.352533][ T4434]  ? __dev_change_flags+0x4a4/0x6d0
[  264.352664][ T4434]  ? netif_set_allmulti+0x2c0/0x2c0
[  264.352795][ T4434]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.352926][ T4434]  ? is_bpf_text_address+0x68/0x110
[  264.353059][ T4434]  netif_change_flags+0xfe/0x190
[  264.353288][ T4434]  ? unwind_get_return_address+0x67/0xd0
[  264.353535][ T4434]  do_setlink.isra.0+0x1d25/0x2a60
[  264.353709][ T4434]  ? rtnl_link_get_size+0x350/0x350
[  264.353880][ T4434]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  264.354090][ T4434]  ? rcu_read_lock_any_held+0x3c/0x90
[  264.354366][ T4434]  ? validate_chain+0x38b/0xc20
[  264.354537][ T4434]  ? rcu_read_lock_any_held+0x66/0x90
[  264.354704][ T4434]  ? stack_depot_save_flags+0x367/0x770
[  264.354875][ T4434]  ? __kernel_text_address+0x12/0x30
[  264.355048][ T4434]  ? __lock_acquire+0x508/0xc10
[  264.355275][ T4434]  ? lock_acquire.part.0+0xbc/0x260
[  264.355406][ T4434]  ? rtnl_newlink+0x883/0xee0
[  264.355536][ T4434]  ? rcu_is_watching+0x15/0xd0
[  264.355666][ T4434]  ? lock_acquire+0x134/0x160
[  264.355796][ T4434]  ? rcu_is_watching+0x15/0xd0
[  264.355927][ T4434]  ? rcu_is_watching+0x15/0xd0
[  264.356057][ T4434]  ? trace_contention_end+0xb3/0x1a0
[  264.356260][ T4434]  ? __mutex_lock+0x1db/0x2010
[  264.356392][ T4434]  ? __mutex_lock+0x9b2/0x2010
[  264.356521][ T4434]  ? rtnl_newlink+0x883/0xee0
[  264.356654][ T4434]  ? ww_mutex_lock+0x160/0x160
[  264.356786][ T4434]  ? __rtnl_newlink+0x3fa/0xa50
[  264.356920][ T4434]  rtnl_newlink+0x8d1/0xee0
[  264.357052][ T4434]  ? lock_acquire.part.0+0xbc/0x260
[  264.357241][ T4434]  ? find_held_lock+0x2b/0x80
[  264.357373][ T4434]  ? __rtnl_newlink+0xa50/0xa50
[  264.357501][ T4434]  ? mark_usage+0x61/0x170
[  264.357630][ T4434]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.357765][ T4434]  ? lock_acquire.part.0+0xbc/0x260
[  264.357895][ T4434]  ? find_held_lock+0x2b/0x80
[  264.358025][ T4434]  ? __rtnl_newlink+0xa50/0xa50
[  264.358234][ T4434]  ? __lock_release.isra.0+0x6b/0x1a0
[  264.358366][ T4434]  ? __rtnl_newlink+0xa50/0xa50
[  264.358497][ T4434]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  264.358627][ T4434]  ? validate_chain+0x38b/0xc20
[  264.358757][ T4434]  ? rtnl_link_fill+0x900/0x900
[  264.358886][ T4434]  ? __lock_acquire+0x508/0xc10
[  264.359018][ T4434]  ? lock_acquire.part.0+0xbc/0x260
[  264.359154][ T4434]  ? find_held_lock+0x2b/0x80
[  264.359304][ T4434]  netlink_rcv_skb+0x14e/0x3a0
[  264.359439][ T4434]  ? rtnl_link_fill+0x900/0x900
[  264.359577][ T4434]  ? netlink_ack+0xcd0/0xcd0
[  264.359711][ T4434]  ? netlink_deliver_tap+0xc5/0x330
[  264.359846][ T4434]  ? netlink_deliver_tap+0x13c/0x330
[  264.359979][ T4434]  netlink_unicast+0x486/0x750
[  264.360117][ T4434]  ? netlink_attachskb+0x810/0x810
[  264.360277][ T4434]  ? __lock_acquire+0x508/0xc10
[  264.360415][ T4434]  netlink_sendmsg+0x735/0xc60
[  264.360555][ T4434]  ? netlink_unicast+0x750/0x750
[  264.360689][ T4434]  ? __might_fault+0x97/0x140
[  264.360822][ T4434]  ____sys_sendmsg+0x419/0x850
[  264.360957][ T4434]  ? copy_msghdr_from_user+0x2a0/0x460
[  264.361094][ T4434]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  264.361267][ T4434]  ? move_addr_to_kernel+0x40/0x40
[  264.361401][ T4434]  ? stack_depot_save_flags+0x367/0x770
[  264.361533][ T4434]  ? validate_chain+0x38b/0xc20
[  264.361665][ T4434]  ___sys_sendmsg+0x14e/0x1d0
[  264.361795][ T4434]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  264.361959][ T4434]  ? copy_msghdr_from_user+0x460/0x460
[  264.362103][ T4434]  __sys_sendmsg+0x145/0x1f0
[  264.362240][ T4434]  ? __sys_sendmsg_sock+0x20/0x20
[  264.362372][ T4434]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  264.362548][ T4434]  ? do_raw_spin_unlock+0x59/0x250
[  264.362681][ T4434]  ? rcu_is_watching+0x15/0xd0
[  264.362815][ T4434]  do_syscall_64+0x117/0xfc0
[  264.362950][ T4434]  ? trace_hardirqs_off+0xd/0x30
[  264.363083][ T4434]  ? exc_page_fault+0xee/0x100
[  264.363230][ T4434]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  264.363401][ T4434] RIP: 0033:0x7fa6f044708e
[  264.363546][ T4434] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  264.364018][ T4434] RSP: 002b:00007fffaeaf9fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  264.364241][ T4434] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa6f044708e
[  264.364439][ T4434] RDX: 0000000000000000 RSI: 00007fffaeafa080 RDI: 0000000000000005
[  264.364633][ T4434] RBP: 00007fffaeaf9fe0 R08: 0000000000000000 R09: 0000000000000000
[  264.364830][ T4434] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c62c
[  264.365025][ T4434] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaeafa750
[  264.365235][ T4434]  </TASK>
[  264.365333][ T4434] irq event stamp: 16783
[  264.365432][ T4434] hardirqs last  enabled at (16791): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  264.365666][ T4434] hardirqs last disabled at (16798): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  264.365897][ T4434] softirqs last  enabled at (16392): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  264.366122][ T4434] softirqs last disabled at (16279): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  264.366367][ T4434] ---[ end trace 0000000000000000 ]---
[  269.287005][ T4581] ------------[ cut here ]------------
[  269.287202][ T4581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4581
[  269.287497][ T4581] Modules linked in:
[  269.287607][ T4581] CPU: 3 UID: 0 PID: 4581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.287884][ T4581] Tainted: [W]=WARN
[  269.287992][ T4581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.288168][ T4581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.288862][ T4581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.289355][ T4581] RSP: 0018:ffa0000008736e10 EFLAGS: 00010286
[  269.289530][ T4581] RAX: 00000000ffffffa6 RBX: ff11000010ebfcc0 RCX: 1ff40000010e6d88
[  269.289735][ T4581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ebfd70
[  269.289943][ T4581] RBP: ff11000004baa000 R08: 1fe22000021d7faf R09: ff1100000c902e58
[  269.290168][ T4581] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  269.290381][ T4581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  269.290584][ T4581] FS:  00007f165f686840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  269.290840][ T4581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.291019][ T4581] CR2: 0000000033bb7988 CR3: 0000000010f88001 CR4: 0000000000771ef0
[  269.291239][ T4581] PKRU: 55555554
[  269.291349][ T4581] Call Trace:
[  269.291456][ T4581]  <TASK>
[  269.291527][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.291665][ T4581]  rtnetlink_event+0xe0/0x1f0
[  269.291806][ T4581]  notifier_call_chain+0xb0/0x320
[  269.291944][ T4581]  call_netdevice_notifiers+0x70/0xa0
[  269.292085][ T4581]  ? __dev_open+0x7a0/0x7a0
[  269.292636][ T4581]  bond_set_dev_addr+0x16d/0x1c0
[  269.292785][ T4581]  bond_enslave+0x139f/0x4e20
[  269.292921][ T4581]  ? mark_usage+0x61/0x170
[  269.293059][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.293206][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.293354][ T4581]  ? mark_usage+0x61/0x170
[  269.293491][ T4581]  ? bond_update_slave_arr+0xcf0/0xcf0
[  269.293629][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.293764][ T4581]  ? find_held_lock+0x2b/0x80
[  269.293903][ T4581]  ? mark_usage+0x61/0x170
[  269.294037][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.294188][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.294336][ T4581]  do_set_master+0x3b2/0x780
[  269.294480][ T4581]  ? kernel_text_address+0x149/0x170
[  269.294618][ T4581]  do_setlink.isra.0+0x9ec/0x2a60
[  269.294761][ T4581]  ? rtnl_link_get_size+0x350/0x350
[  269.294899][ T4581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.295073][ T4581]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.295220][ T4581]  ? validate_chain+0x38b/0xc20
[  269.295368][ T4581]  ? rcu_read_lock_any_held+0x66/0x90
[  269.295507][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.295647][ T4581]  ? __kernel_text_address+0x12/0x30
[  269.295783][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.295924][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.296061][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.296208][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.296353][ T4581]  ? lock_acquire+0x134/0x160
[  269.296492][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.296627][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.296762][ T4581]  ? trace_contention_end+0xb3/0x1a0
[  269.296899][ T4581]  ? __mutex_lock+0x1db/0x2010
[  269.297034][ T4581]  ? __mutex_lock+0x9b2/0x2010
[  269.297173][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.297313][ T4581]  ? ww_mutex_lock+0x160/0x160
[  269.297445][ T4581]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.297579][ T4581]  ? __rtnl_newlink+0x3fa/0xa50
[  269.297716][ T4581]  rtnl_newlink+0x8d1/0xee0
[  269.297862][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.298001][ T4581]  ? find_held_lock+0x2b/0x80
[  269.298152][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.298293][ T4581]  ? mark_usage+0x61/0x170
[  269.298428][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.298567][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.298707][ T4581]  ? find_held_lock+0x2b/0x80
[  269.298841][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.298976][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.299114][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.299259][ T4581]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.299394][ T4581]  ? validate_chain+0x38b/0xc20
[  269.299530][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.299662][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.299797][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.299929][ T4581]  ? find_held_lock+0x2b/0x80
[  269.300064][ T4581]  netlink_rcv_skb+0x14e/0x3a0
[  269.300204][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.300343][ T4581]  ? netlink_ack+0xcd0/0xcd0
[  269.300482][ T4581]  ? netlink_deliver_tap+0xc5/0x330
[  269.300615][ T4581]  ? netlink_deliver_tap+0x13c/0x330
[  269.300751][ T4581]  netlink_unicast+0x486/0x750
[  269.300884][ T4581]  ? netlink_attachskb+0x810/0x810
[  269.301020][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.301162][ T4581]  netlink_sendmsg+0x735/0xc60
[  269.301313][ T4581]  ? netlink_unicast+0x750/0x750
[  269.301446][ T4581]  ? __might_fault+0x97/0x140
[  269.301586][ T4581]  ____sys_sendmsg+0x419/0x850
[  269.301720][ T4581]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.301855][ T4581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.302020][ T4581]  ? move_addr_to_kernel+0x40/0x40
[  269.302162][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.302315][ T4581]  ? validate_chain+0x38b/0xc20
[  269.302469][ T4581]  ___sys_sendmsg+0x14e/0x1d0
[  269.302604][ T4581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.302779][ T4581]  ? copy_msghdr_from_user+0x460/0x460
[  269.302929][ T4581]  __sys_sendmsg+0x145/0x1f0
[  269.303066][ T4581]  ? __sys_sendmsg_sock+0x20/0x20
[  269.303204][ T4581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.303385][ T4581]  ? do_raw_spin_unlock+0x59/0x250
[  269.303529][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.303665][ T4581]  do_syscall_64+0x117/0xfc0
[  269.303805][ T4581]  ? trace_hardirqs_off+0xd/0x30
[  269.303939][ T4581]  ? exc_page_fault+0xee/0x100
[  269.304079][ T4581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.304264][ T4581] RIP: 0033:0x7f165f8c008e
[  269.304414][ T4581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.304900][ T4581] RSP: 002b:00007ffdd6a63050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.305208][ T4581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f165f8c008e
[  269.305416][ T4581] RDX: 0000000000000000 RSI: 00007ffdd6a63100 RDI: 0000000000000005
[  269.305712][ T4581] RBP: 00007ffdd6a63060 R08: 0000000000000000 R09: 0000000000000000
[  269.305919][ T4581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.306117][ T4581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6a637d0
[  269.306425][ T4581]  </TASK>
[  269.306530][ T4581] irq event stamp: 22217
[  269.306632][ T4581] hardirqs last  enabled at (22225): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.306959][ T4581] hardirqs last disabled at (22232): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.307197][ T4581] softirqs last  enabled at (21452): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.307435][ T4581] softirqs last disabled at (20847): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.307757][ T4581] ---[ end trace 0000000000000000 ]---
[  269.308252][ T4581] ------------[ cut here ]------------
[  269.308390][ T4581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4581
[  269.308659][ T4581] Modules linked in:
[  269.308770][ T4581] CPU: 3 UID: 0 PID: 4581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.309586][ T4581] Tainted: [W]=WARN
[  269.309690][ T4581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.309861][ T4581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.310035][ T4581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.310519][ T4581] RSP: 0018:ffa0000008736e18 EFLAGS: 00010286
[  269.310694][ T4581] RAX: 00000000ffffffa6 RBX: ff11000010e3a040 RCX: 1ff40000010e6d89
[  269.310915][ T4581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3a0f0
[  269.311166][ T4581] RBP: ff11000009e59000 R08: 1fe22000021c741f R09: ff1100000c902e58
[  269.311476][ T4581] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  269.311951][ T4581] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bfcc000
[  269.312236][ T4581] FS:  00007f165f686840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  269.312562][ T4581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.312730][ T4581] CR2: 0000000033bb7988 CR3: 0000000010f88001 CR4: 0000000000771ef0
[  269.312932][ T4581] PKRU: 55555554
[  269.313121][ T4581] Call Trace:
[  269.313226][ T4581]  <TASK>
[  269.313300][ T4581]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  269.313441][ T4581]  rtmsg_ifinfo+0x5c/0xb0
[  269.313542][ T4581]  netif_open+0xe2/0x120
[  269.313645][ T4581]  ? netdev_notify_peers+0x30/0x30
[  269.313793][ T4581]  dev_open+0xa1/0x230
[  269.313894][ T4581]  bond_enslave+0x8d6/0x4e20
[  269.314031][ T4581]  ? mark_usage+0x61/0x170
[  269.314170][ T4581]  ? bond_update_slave_arr+0xcf0/0xcf0
[  269.314399][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.314531][ T4581]  ? find_held_lock+0x2b/0x80
[  269.314664][ T4581]  ? mark_usage+0x61/0x170
[  269.314797][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.315021][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.315160][ T4581]  do_set_master+0x3b2/0x780
[  269.315299][ T4581]  ? kernel_text_address+0x149/0x170
[  269.315437][ T4581]  do_setlink.isra.0+0x9ec/0x2a60
[  269.315659][ T4581]  ? rtnl_link_get_size+0x350/0x350
[  269.315794][ T4581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.315960][ T4581]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.316093][ T4581]  ? validate_chain+0x38b/0xc20
[  269.316322][ T4581]  ? rcu_read_lock_any_held+0x66/0x90
[  269.316454][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.316589][ T4581]  ? __kernel_text_address+0x12/0x30
[  269.316722][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.316944][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.317077][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.317214][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.317349][ T4581]  ? lock_acquire+0x134/0x160
[  269.317568][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.317701][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.317833][ T4581]  ? trace_contention_end+0xb3/0x1a0
[  269.317965][ T4581]  ? __mutex_lock+0x1db/0x2010
[  269.318190][ T4581]  ? __mutex_lock+0x9b2/0x2010
[  269.318326][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.318459][ T4581]  ? ww_mutex_lock+0x160/0x160
[  269.318590][ T4581]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.318814][ T4581]  ? __rtnl_newlink+0x3fa/0xa50
[  269.318951][ T4581]  rtnl_newlink+0x8d1/0xee0
[  269.319085][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.319317][ T4581]  ? find_held_lock+0x2b/0x80
[  269.319454][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.319587][ T4581]  ? mark_usage+0x61/0x170
[  269.319719][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.319853][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.320072][ T4581]  ? find_held_lock+0x2b/0x80
[  269.320209][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.320345][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.320478][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.320697][ T4581]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.320828][ T4581]  ? validate_chain+0x38b/0xc20
[  269.320959][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.321089][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.321323][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.321453][ T4581]  ? find_held_lock+0x2b/0x80
[  269.321586][ T4581]  netlink_rcv_skb+0x14e/0x3a0
[  269.321718][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.321937][ T4581]  ? netlink_ack+0xcd0/0xcd0
[  269.322072][ T4581]  ? netlink_deliver_tap+0xc5/0x330
[  269.322206][ T4581]  ? netlink_deliver_tap+0x13c/0x330
[  269.322344][ T4581]  netlink_unicast+0x486/0x750
[  269.322566][ T4581]  ? netlink_attachskb+0x810/0x810
[  269.322696][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.322830][ T4581]  netlink_sendmsg+0x735/0xc60
[  269.322962][ T4581]  ? netlink_unicast+0x750/0x750
[  269.323185][ T4581]  ? __might_fault+0x97/0x140
[  269.323322][ T4581]  ____sys_sendmsg+0x419/0x850
[  269.323456][ T4581]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.323589][ T4581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.323843][ T4581]  ? move_addr_to_kernel+0x40/0x40
[  269.323975][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.324107][ T4581]  ? validate_chain+0x38b/0xc20
[  269.324334][ T4581]  ___sys_sendmsg+0x14e/0x1d0
[  269.324467][ T4581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.324630][ T4581]  ? copy_msghdr_from_user+0x460/0x460
[  269.324778][ T4581]  __sys_sendmsg+0x145/0x1f0
[  269.324999][ T4581]  ? __sys_sendmsg_sock+0x20/0x20
[  269.325135][ T4581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.325306][ T4581]  ? do_raw_spin_unlock+0x59/0x250
[  269.325438][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.325658][ T4581]  do_syscall_64+0x117/0xfc0
[  269.325793][ T4581]  ? trace_hardirqs_off+0xd/0x30
[  269.325925][ T4581]  ? exc_page_fault+0xee/0x100
[  269.326060][ T4581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.326323][ T4581] RIP: 0033:0x7f165f8c008e
[  269.326463][ T4581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.327024][ T4581] RSP: 002b:00007ffdd6a63050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.327241][ T4581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f165f8c008e
[  269.327527][ T4581] RDX: 0000000000000000 RSI: 00007ffdd6a63100 RDI: 0000000000000005
[  269.327724][ T4581] RBP: 00007ffdd6a63060 R08: 0000000000000000 R09: 0000000000000000
[  269.327922][ T4581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.328218][ T4581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6a637d0
[  269.328443][ T4581]  </TASK>
[  269.328545][ T4581] irq event stamp: 24103
[  269.328646][ T4581] hardirqs last  enabled at (24111): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.328967][ T4581] hardirqs last disabled at (24118): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.329202][ T4581] softirqs last  enabled at (23186): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.329525][ T4581] softirqs last disabled at (22531): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.329757][ T4581] ---[ end trace 0000000000000000 ]---
[  269.330213][ T4581] ------------[ cut here ]------------
[  269.330353][ T4581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4581
[  269.330696][ T4581] Modules linked in:
[  269.330805][ T4581] CPU: 3 UID: 0 PID: 4581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.331072][ T4581] Tainted: [W]=WARN
[  269.332112][ T4581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.332348][ T4581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.332523][ T4581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.332980][ T4581] RSP: 0018:ffa0000008736e10 EFLAGS: 00010286
[  269.333205][ T4581] RAX: 00000000ffffffa6 RBX: ff11000010e3a340 RCX: 1ff40000010e6d88
[  269.333412][ T4581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3a3f0
[  269.333609][ T4581] RBP: ff11000009e59000 R08: 1fe22000021c747f R09: ff1100000c902e58
[  269.333805][ T4581] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  269.334003][ T4581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  269.334266][ T4581] FS:  00007f165f686840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  269.334497][ T4581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.334661][ T4581] CR2: 0000000033bb7988 CR3: 0000000010f88001 CR4: 0000000000771ef0
[  269.334859][ T4581] PKRU: 55555554
[  269.334957][ T4581] Call Trace:
[  269.335056][ T4581]  <TASK>
[  269.335186][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.335322][ T4581]  rtnetlink_event+0xe0/0x1f0
[  269.335451][ T4581]  notifier_call_chain+0xb0/0x320
[  269.335584][ T4581]  netdev_lower_state_changed+0xa0/0x100
[  269.335717][ T4581]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[  269.335880][ T4581]  ? queue_delayed_work_on+0x9e/0x100
[  269.336013][ T4581]  bond_enslave+0x2bec/0x4e20
[  269.336211][ T4581]  ? bond_update_slave_arr+0xcf0/0xcf0
[  269.336348][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.336479][ T4581]  ? find_held_lock+0x2b/0x80
[  269.336611][ T4581]  ? mark_usage+0x61/0x170
[  269.336743][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.336877][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.337009][ T4581]  do_set_master+0x3b2/0x780
[  269.337198][ T4581]  ? kernel_text_address+0x149/0x170
[  269.337334][ T4581]  do_setlink.isra.0+0x9ec/0x2a60
[  269.337468][ T4581]  ? rtnl_link_get_size+0x350/0x350
[  269.337601][ T4581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.337778][ T4581]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.337910][ T4581]  ? validate_chain+0x38b/0xc20
[  269.338042][ T4581]  ? rcu_read_lock_any_held+0x66/0x90
[  269.338329][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.338465][ T4581]  ? __kernel_text_address+0x12/0x30
[  269.338600][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.338735][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.338868][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.339001][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.339279][ T4581]  ? lock_acquire+0x134/0x160
[  269.339412][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.339542][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.339673][ T4581]  ? trace_contention_end+0xb3/0x1a0
[  269.339806][ T4581]  ? __mutex_lock+0x1db/0x2010
[  269.339941][ T4581]  ? __mutex_lock+0x9b2/0x2010
[  269.340073][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.340355][ T4581]  ? ww_mutex_lock+0x160/0x160
[  269.340491][ T4581]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.340631][ T4581]  ? __rtnl_newlink+0x3fa/0xa50
[  269.340768][ T4581]  rtnl_newlink+0x8d1/0xee0
[  269.340902][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.341036][ T4581]  ? find_held_lock+0x2b/0x80
[  269.341320][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.341452][ T4581]  ? mark_usage+0x61/0x170
[  269.341585][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.341722][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.341857][ T4581]  ? find_held_lock+0x2b/0x80
[  269.341988][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.342120][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.342315][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.342447][ T4581]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.342578][ T4581]  ? validate_chain+0x38b/0xc20
[  269.342710][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.342848][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.342980][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.343260][ T4581]  ? find_held_lock+0x2b/0x80
[  269.343392][ T4581]  netlink_rcv_skb+0x14e/0x3a0
[  269.343525][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.343655][ T4581]  ? netlink_ack+0xcd0/0xcd0
[  269.343789][ T4581]  ? netlink_deliver_tap+0xc5/0x330
[  269.343919][ T4581]  ? netlink_deliver_tap+0x13c/0x330
[  269.344053][ T4581]  netlink_unicast+0x486/0x750
[  269.344333][ T4581]  ? netlink_attachskb+0x810/0x810
[  269.344466][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.344597][ T4581]  netlink_sendmsg+0x735/0xc60
[  269.344728][ T4581]  ? netlink_unicast+0x750/0x750
[  269.344860][ T4581]  ? __might_fault+0x97/0x140
[  269.344993][ T4581]  ____sys_sendmsg+0x419/0x850
[  269.345274][ T4581]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.345407][ T4581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.345569][ T4581]  ? move_addr_to_kernel+0x40/0x40
[  269.345699][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.345831][ T4581]  ? validate_chain+0x38b/0xc20
[  269.345964][ T4581]  ___sys_sendmsg+0x14e/0x1d0
[  269.346241][ T4581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.346408][ T4581]  ? copy_msghdr_from_user+0x460/0x460
[  269.346551][ T4581]  __sys_sendmsg+0x145/0x1f0
[  269.346683][ T4581]  ? __sys_sendmsg_sock+0x20/0x20
[  269.346813][ T4581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.346978][ T4581]  ? do_raw_spin_unlock+0x59/0x250
[  269.347255][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.347387][ T4581]  do_syscall_64+0x117/0xfc0
[  269.347517][ T4581]  ? trace_hardirqs_off+0xd/0x30
[  269.347650][ T4581]  ? exc_page_fault+0xee/0x100
[  269.347784][ T4581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.347947][ T4581] RIP: 0033:0x7f165f8c008e
[  269.348087][ T4581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.348716][ T4581] RSP: 002b:00007ffdd6a63050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.348914][ T4581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f165f8c008e
[  269.349109][ T4581] RDX: 0000000000000000 RSI: 00007ffdd6a63100 RDI: 0000000000000005
[  269.349367][ T4581] RBP: 00007ffdd6a63060 R08: 0000000000000000 R09: 0000000000000000
[  269.349566][ T4581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.349764][ T4581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6a637d0
[  269.349965][ T4581]  </TASK>
[  269.350207][ T4581] irq event stamp: 28357
[  269.350311][ T4581] hardirqs last  enabled at (28365): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.350540][ T4581] hardirqs last disabled at (28372): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.350774][ T4581] softirqs last  enabled at (28354): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.351002][ T4581] softirqs last disabled at (28263): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.351378][ T4581] ---[ end trace 0000000000000000 ]---
[  269.351673][ T4581] ------------[ cut here ]------------
[  269.351830][ T4581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4581
[  269.352095][ T4581] Modules linked in:
[  269.352228][ T4581] CPU: 1 UID: 0 PID: 4581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.352504][ T4581] Tainted: [W]=WARN
[  269.352606][ T4581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.352783][ T4581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.352960][ T4581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.353440][ T4581] RSP: 0018:ffa0000008736e10 EFLAGS: 00010286
[  269.353613][ T4581] RAX: 00000000ffffffa6 RBX: ff11000010e3a4c0 RCX: 1ff40000010e6d88
[  269.353824][ T4581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3a570
[  269.354026][ T4581] RBP: ff11000009e59000 R08: 1fe22000021c74af R09: ff1100000c902e58
[  269.354239][ T4581] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  269.354440][ T4581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  269.354640][ T4581] FS:  00007f165f686840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  269.354877][ T4581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.355041][ T4581] CR2: 00007f6e17fe8574 CR3: 0000000010f88006 CR4: 0000000000771ef0
[  269.355262][ T4581] PKRU: 55555554
[  269.355364][ T4581] Call Trace:
[  269.355461][ T4581]  <TASK>
[  269.355530][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.355661][ T4581]  rtnetlink_event+0xe0/0x1f0
[  269.355794][ T4581]  notifier_call_chain+0xb0/0x320
[  269.355933][ T4581]  netdev_lower_state_changed+0xa0/0x100
[  269.356067][ T4581]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[  269.356236][ T4581]  ? queue_delayed_work_on+0x9e/0x100
[  269.356369][ T4581]  bond_enslave+0x317e/0x4e20
[  269.356505][ T4581]  ? bond_update_slave_arr+0xcf0/0xcf0
[  269.356637][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.356770][ T4581]  ? find_held_lock+0x2b/0x80
[  269.356904][ T4581]  ? mark_usage+0x61/0x170
[  269.357034][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.357181][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.357318][ T4581]  do_set_master+0x3b2/0x780
[  269.357448][ T4581]  ? kernel_text_address+0x149/0x170
[  269.357583][ T4581]  do_setlink.isra.0+0x9ec/0x2a60
[  269.357716][ T4581]  ? rtnl_link_get_size+0x350/0x350
[  269.357851][ T4581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.358018][ T4581]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.358157][ T4581]  ? validate_chain+0x38b/0xc20
[  269.358297][ T4581]  ? rcu_read_lock_any_held+0x66/0x90
[  269.358430][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.358564][ T4581]  ? __kernel_text_address+0x12/0x30
[  269.358701][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.358841][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.358972][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.359107][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.359257][ T4581]  ? lock_acquire+0x134/0x160
[  269.359390][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.359525][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.359654][ T4581]  ? trace_contention_end+0xb3/0x1a0
[  269.359786][ T4581]  ? __mutex_lock+0x1db/0x2010
[  269.359922][ T4581]  ? __mutex_lock+0x9b2/0x2010
[  269.360057][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.360200][ T4581]  ? ww_mutex_lock+0x160/0x160
[  269.360335][ T4581]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.360467][ T4581]  ? __rtnl_newlink+0x3fa/0xa50
[  269.360601][ T4581]  rtnl_newlink+0x8d1/0xee0
[  269.360740][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.360872][ T4581]  ? find_held_lock+0x2b/0x80
[  269.361002][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.361138][ T4581]  ? mark_usage+0x61/0x170
[  269.361275][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.361408][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.361539][ T4581]  ? find_held_lock+0x2b/0x80
[  269.361672][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.361804][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.361937][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.362070][ T4581]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.362204][ T4581]  ? validate_chain+0x38b/0xc20
[  269.362346][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.362476][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.362612][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.362750][ T4581]  ? find_held_lock+0x2b/0x80
[  269.362886][ T4581]  netlink_rcv_skb+0x14e/0x3a0
[  269.363017][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.363156][ T4581]  ? netlink_ack+0xcd0/0xcd0
[  269.363298][ T4581]  ? netlink_deliver_tap+0xc5/0x330
[  269.363435][ T4581]  ? netlink_deliver_tap+0x13c/0x330
[  269.363567][ T4581]  netlink_unicast+0x486/0x750
[  269.363701][ T4581]  ? netlink_attachskb+0x810/0x810
[  269.363834][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.363967][ T4581]  netlink_sendmsg+0x735/0xc60
[  269.364097][ T4581]  ? netlink_unicast+0x750/0x750
[  269.364238][ T4581]  ? __might_fault+0x97/0x140
[  269.364374][ T4581]  ____sys_sendmsg+0x419/0x850
[  269.364509][ T4581]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.364638][ T4581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.364799][ T4581]  ? move_addr_to_kernel+0x40/0x40
[  269.364930][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.365060][ T4581]  ? validate_chain+0x38b/0xc20
[  269.365197][ T4581]  ___sys_sendmsg+0x14e/0x1d0
[  269.365329][ T4581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.365493][ T4581]  ? copy_msghdr_from_user+0x460/0x460
[  269.365640][ T4581]  __sys_sendmsg+0x145/0x1f0
[  269.365780][ T4581]  ? __sys_sendmsg_sock+0x20/0x20
[  269.365915][ T4581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.366081][ T4581]  ? do_raw_spin_unlock+0x59/0x250
[  269.366220][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.366358][ T4581]  do_syscall_64+0x117/0xfc0
[  269.366498][ T4581]  ? trace_hardirqs_off+0xd/0x30
[  269.366635][ T4581]  ? exc_page_fault+0xee/0x100
[  269.366770][ T4581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.366933][ T4581] RIP: 0033:0x7f165f8c008e
[  269.367071][ T4581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.367544][ T4581] RSP: 002b:00007ffdd6a63050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.367742][ T4581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f165f8c008e
[  269.367935][ T4581] RDX: 0000000000000000 RSI: 00007ffdd6a63100 RDI: 0000000000000005
[  269.368134][ T4581] RBP: 00007ffdd6a63060 R08: 0000000000000000 R09: 0000000000000000
[  269.368334][ T4581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.368528][ T4581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6a637d0
[  269.368728][ T4581]  </TASK>
[  269.368827][ T4581] irq event stamp: 29545
[  269.368925][ T4581] hardirqs last  enabled at (29553): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.369160][ T4581] hardirqs last disabled at (29562): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.369395][ T4581] softirqs last  enabled at (28932): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.369628][ T4581] softirqs last disabled at (28927): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.369860][ T4581] ---[ end trace 0000000000000000 ]---
[  269.377799][ T4581] ------------[ cut here ]------------
[  269.377994][ T4581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4581
[  269.378547][ T4581] Modules linked in:
[  269.378703][ T4581] CPU: 2 UID: 0 PID: 4581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.379033][ T4581] Tainted: [W]=WARN
[  269.379198][ T4581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.379439][ T4581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.379662][ T4581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.380214][ T4581] RSP: 0018:ffa0000008736d20 EFLAGS: 00010286
[  269.380440][ T4581] RAX: 00000000ffffffa6 RBX: ff11000010e3a640 RCX: 1ff40000010e6d6a
[  269.380685][ T4581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3a6f0
[  269.380928][ T4581] RBP: ff11000009e59000 R08: 1fe22000021c74df R09: ff1100000c902e58
[  269.381193][ T4581] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  269.381443][ T4581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  269.381689][ T4581] FS:  00007f165f686840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  269.381968][ T4581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.382202][ T4581] CR2: 0000556be6ec0d5c CR3: 0000000010f88006 CR4: 0000000000771ef0
[  269.382458][ T4581] PKRU: 55555554
[  269.382605][ T4581] Call Trace:
[  269.382753][ T4581]  <TASK>
[  269.382869][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.383049][ T4581]  rtnetlink_event+0xe0/0x1f0
[  269.383254][ T4581]  notifier_call_chain+0xb0/0x320
[  269.383439][ T4581]  __netdev_upper_dev_link+0x3a5/0x590
[  269.383621][ T4581]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[  269.383804][ T4581]  ? netdev_wait_allrefs_any+0x570/0x570
[  269.383989][ T4581]  netdev_master_upper_dev_link+0x86/0xb0
[  269.384181][ T4581]  ? netdev_upper_dev_link+0xb0/0xb0
[  269.384370][ T4581]  ? netdev_is_rx_handler_busy+0x62/0xd0
[  269.384551][ T4581]  ? netdev_rx_handler_register+0x1b/0xc0
[  269.384732][ T4581]  bond_enslave+0x224d/0x4e20
[  269.384916][ T4581]  ? bond_update_slave_arr+0xcf0/0xcf0
[  269.385094][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.385289][ T4581]  ? find_held_lock+0x2b/0x80
[  269.385468][ T4581]  ? mark_usage+0x61/0x170
[  269.385645][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.385829][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.386014][ T4581]  do_set_master+0x3b2/0x780
[  269.386209][ T4581]  ? kernel_text_address+0x149/0x170
[  269.386400][ T4581]  do_setlink.isra.0+0x9ec/0x2a60
[  269.386583][ T4581]  ? rtnl_link_get_size+0x350/0x350
[  269.386762][ T4581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.386977][ T4581]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.387171][ T4581]  ? validate_chain+0x38b/0xc20
[  269.387367][ T4581]  ? rcu_read_lock_any_held+0x66/0x90
[  269.387548][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.387728][ T4581]  ? __kernel_text_address+0x12/0x30
[  269.387911][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.388095][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.388297][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.388482][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.388666][ T4581]  ? lock_acquire+0x134/0x160
[  269.388846][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.389027][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.389221][ T4581]  ? trace_contention_end+0xb3/0x1a0
[  269.389409][ T4581]  ? __mutex_lock+0x1db/0x2010
[  269.389589][ T4581]  ? __mutex_lock+0x9b2/0x2010
[  269.389770][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.389952][ T4581]  ? ww_mutex_lock+0x160/0x160
[  269.390143][ T4581]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.390336][ T4581]  ? __rtnl_newlink+0x3fa/0xa50
[  269.390523][ T4581]  rtnl_newlink+0x8d1/0xee0
[  269.390705][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.390882][ T4581]  ? find_held_lock+0x2b/0x80
[  269.391061][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.391262][ T4581]  ? mark_usage+0x61/0x170
[  269.391441][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.391627][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.391808][ T4581]  ? find_held_lock+0x2b/0x80
[  269.391987][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.392179][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.392370][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.392550][ T4581]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.392730][ T4581]  ? validate_chain+0x38b/0xc20
[  269.392916][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.393095][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.393291][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.393469][ T4581]  ? find_held_lock+0x2b/0x80
[  269.393650][ T4581]  netlink_rcv_skb+0x14e/0x3a0
[  269.393829][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.394010][ T4581]  ? netlink_ack+0xcd0/0xcd0
[  269.394208][ T4581]  ? netlink_deliver_tap+0xc5/0x330
[  269.394401][ T4581]  ? netlink_deliver_tap+0x13c/0x330
[  269.394585][ T4581]  netlink_unicast+0x486/0x750
[  269.394767][ T4581]  ? netlink_attachskb+0x810/0x810
[  269.394947][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.395142][ T4581]  netlink_sendmsg+0x735/0xc60
[  269.395333][ T4581]  ? netlink_unicast+0x750/0x750
[  269.395517][ T4581]  ? __might_fault+0x97/0x140
[  269.395704][ T4581]  ____sys_sendmsg+0x419/0x850
[  269.395890][ T4581]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.396070][ T4581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.396304][ T4581]  ? move_addr_to_kernel+0x40/0x40
[  269.396486][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.396667][ T4581]  ? validate_chain+0x38b/0xc20
[  269.396850][ T4581]  ___sys_sendmsg+0x14e/0x1d0
[  269.397031][ T4581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.397275][ T4581]  ? copy_msghdr_from_user+0x460/0x460
[  269.397469][ T4581]  __sys_sendmsg+0x145/0x1f0
[  269.397651][ T4581]  ? __sys_sendmsg_sock+0x20/0x20
[  269.397830][ T4581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.398046][ T4581]  ? do_raw_spin_unlock+0x59/0x250
[  269.398249][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.398430][ T4581]  do_syscall_64+0x117/0xfc0
[  269.398616][ T4581]  ? trace_hardirqs_off+0xd/0x30
[  269.398796][ T4581]  ? exc_page_fault+0xee/0x100
[  269.398980][ T4581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.399207][ T4581] RIP: 0033:0x7f165f8c008e
[  269.399405][ T4581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.399923][ T4581] RSP: 002b:00007ffdd6a63050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.400180][ T4581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f165f8c008e
[  269.400433][ T4581] RDX: 0000000000000000 RSI: 00007ffdd6a63100 RDI: 0000000000000005
[  269.400675][ T4581] RBP: 00007ffdd6a63060 R08: 0000000000000000 R09: 0000000000000000
[  269.400921][ T4581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.401177][ T4581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6a637d0
[  269.401437][ T4581]  </TASK>
[  269.401585][ T4581] irq event stamp: 39095
[  269.401747][ T4581] hardirqs last  enabled at (39105): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.402027][ T4581] hardirqs last disabled at (39114): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.402325][ T4581] softirqs last  enabled at (38224): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.402604][ T4581] softirqs last disabled at (38217): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.402882][ T4581] ---[ end trace 0000000000000000 ]---
[  269.403205][ T4581] ------------[ cut here ]------------
[  269.403385][ T4581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4581
[  269.403691][ T4581] Modules linked in:
[  269.403845][ T4581] CPU: 2 UID: 0 PID: 4581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.404726][ T4581] Tainted: [W]=WARN
[  269.404937][ T4581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.405219][ T4581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.405508][ T4581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.406072][ T4581] RSP: 0018:ffa0000008736e10 EFLAGS: 00010286
[  269.406304][ T4581] RAX: 00000000ffffffa6 RBX: ff11000010e3a7c0 RCX: 1ff40000010e6d88
[  269.406549][ T4581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3a870
[  269.406808][ T4581] RBP: ff11000009e59000 R08: 1fe22000021c750f R09: ff1100000c902e58
[  269.407061][ T4581] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  269.407327][ T4581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  269.407575][ T4581] FS:  00007f165f686840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  269.407854][ T4581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.408076][ T4581] CR2: 0000556be6ec0d5c CR3: 0000000010f88006 CR4: 0000000000771ef0
[  269.408350][ T4581] PKRU: 55555554
[  269.408497][ T4581] Call Trace:
[  269.408645][ T4581]  <TASK>
[  269.408759][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.408937][ T4581]  rtnetlink_event+0xe0/0x1f0
[  269.409117][ T4581]  notifier_call_chain+0xb0/0x320
[  269.409324][ T4581]  netdev_lower_state_changed+0xa0/0x100
[  269.409506][ T4581]  ? netdev_offload_xstats_get+0x1d0/0x1d0
[  269.409719][ T4581]  ? netdev_upper_dev_link+0xb0/0xb0
[  269.409902][ T4581]  ? netdev_is_rx_handler_busy+0x62/0xd0
[  269.410083][ T4581]  bond_enslave+0x2358/0x4e20
[  269.410288][ T4581]  ? bond_update_slave_arr+0xcf0/0xcf0
[  269.410470][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.410647][ T4581]  ? find_held_lock+0x2b/0x80
[  269.410828][ T4581]  ? mark_usage+0x61/0x170
[  269.411006][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.411207][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.411398][ T4581]  do_set_master+0x3b2/0x780
[  269.411577][ T4581]  ? kernel_text_address+0x149/0x170
[  269.411758][ T4581]  do_setlink.isra.0+0x9ec/0x2a60
[  269.411939][ T4581]  ? rtnl_link_get_size+0x350/0x350
[  269.412118][ T4581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.412357][ T4581]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.412536][ T4581]  ? validate_chain+0x38b/0xc20
[  269.412716][ T4581]  ? rcu_read_lock_any_held+0x66/0x90
[  269.412894][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.413073][ T4581]  ? __kernel_text_address+0x12/0x30
[  269.413274][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.413457][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.413640][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.413821][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.414000][ T4581]  ? lock_acquire+0x134/0x160
[  269.414192][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.414376][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.414554][ T4581]  ? trace_contention_end+0xb3/0x1a0
[  269.414732][ T4581]  ? __mutex_lock+0x1db/0x2010
[  269.414910][ T4581]  ? __mutex_lock+0x9b2/0x2010
[  269.415092][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.415290][ T4581]  ? ww_mutex_lock+0x160/0x160
[  269.415467][ T4581]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.415648][ T4581]  ? __rtnl_newlink+0x3fa/0xa50
[  269.415831][ T4581]  rtnl_newlink+0x8d1/0xee0
[  269.416011][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.416202][ T4581]  ? find_held_lock+0x2b/0x80
[  269.416391][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.416572][ T4581]  ? mark_usage+0x61/0x170
[  269.416752][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.416931][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.417107][ T4581]  ? find_held_lock+0x2b/0x80
[  269.417306][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.417490][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.417670][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.417855][ T4581]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.418035][ T4581]  ? validate_chain+0x38b/0xc20
[  269.418227][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.418416][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.418597][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.418781][ T4581]  ? find_held_lock+0x2b/0x80
[  269.418961][ T4581]  netlink_rcv_skb+0x14e/0x3a0
[  269.419152][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.419346][ T4581]  ? netlink_ack+0xcd0/0xcd0
[  269.419529][ T4581]  ? netlink_deliver_tap+0xc5/0x330
[  269.419706][ T4581]  ? netlink_deliver_tap+0x13c/0x330
[  269.419886][ T4581]  netlink_unicast+0x486/0x750
[  269.420077][ T4581]  ? netlink_attachskb+0x810/0x810
[  269.420279][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.420464][ T4581]  netlink_sendmsg+0x735/0xc60
[  269.420651][ T4581]  ? netlink_unicast+0x750/0x750
[  269.420830][ T4581]  ? __might_fault+0x97/0x140
[  269.421011][ T4581]  ____sys_sendmsg+0x419/0x850
[  269.421205][ T4581]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.421396][ T4581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.421607][ T4581]  ? move_addr_to_kernel+0x40/0x40
[  269.421790][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.421972][ T4581]  ? validate_chain+0x38b/0xc20
[  269.422165][ T4581]  ___sys_sendmsg+0x14e/0x1d0
[  269.422354][ T4581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.422571][ T4581]  ? copy_msghdr_from_user+0x460/0x460
[  269.422764][ T4581]  __sys_sendmsg+0x145/0x1f0
[  269.422944][ T4581]  ? __sys_sendmsg_sock+0x20/0x20
[  269.423121][ T4581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.423357][ T4581]  ? do_raw_spin_unlock+0x59/0x250
[  269.423541][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.423721][ T4581]  do_syscall_64+0x117/0xfc0
[  269.423903][ T4581]  ? trace_hardirqs_off+0xd/0x30
[  269.424081][ T4581]  ? exc_page_fault+0xee/0x100
[  269.424285][ T4581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.424496][ T4581] RIP: 0033:0x7f165f8c008e
[  269.424681][ T4581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.425206][ T4581] RSP: 002b:00007ffdd6a63050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.425484][ T4581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f165f8c008e
[  269.425724][ T4581] RDX: 0000000000000000 RSI: 00007ffdd6a63100 RDI: 0000000000000005
[  269.425970][ T4581] RBP: 00007ffdd6a63060 R08: 0000000000000000 R09: 0000000000000000
[  269.426225][ T4581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.426477][ T4581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6a637d0
[  269.426728][ T4581]  </TASK>
[  269.426874][ T4581] irq event stamp: 41685
[  269.427024][ T4581] hardirqs last  enabled at (41695): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.427322][ T4581] hardirqs last disabled at (41706): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.427594][ T4581] softirqs last  enabled at (40576): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.427872][ T4581] softirqs last disabled at (40495): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.428167][ T4581] ---[ end trace 0000000000000000 ]---
[  269.438957][ T4581] ------------[ cut here ]------------
[  269.439211][ T4581] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4581
[  269.439631][ T4581] Modules linked in:
[  269.439800][ T4581] CPU: 0 UID: 0 PID: 4581 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.440247][ T4581] Tainted: [W]=WARN
[  269.440407][ T4581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.440668][ T4581] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.440946][ T4581] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.441702][ T4581] RSP: 0018:ffa0000008736db8 EFLAGS: 00010286
[  269.441967][ T4581] RAX: 00000000ffffffa6 RBX: ff11000010e3a940 RCX: 1ff40000010e6d7d
[  269.442335][ T4581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3a9f0
[  269.442647][ T4581] RBP: ff11000004baa000 R08: 1fe22000021c753f R09: ff1100000c902e58
[  269.442960][ T4581] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  269.443287][ T4581] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  269.443601][ T4581] FS:  00007f165f686840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  269.443961][ T4581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.444236][ T4581] CR2: 00007f6e183b4668 CR3: 0000000010f88001 CR4: 0000000000771ef0
[  269.444552][ T4581] PKRU: 55555554
[  269.444708][ T4581] Call Trace:
[  269.444865][ T4581]  <TASK>
[  269.444975][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.445195][ T4581]  rtnetlink_event+0xe0/0x1f0
[  269.445413][ T4581]  notifier_call_chain+0xb0/0x320
[  269.445633][ T4581]  netdev_compute_master_upper_features+0x6d8/0xdd0
[  269.445897][ T4581]  ? kernfs_rename_ns+0x45e/0x960
[  269.446107][ T4581]  ? netdev_lower_state_changed+0xa0/0x100
[  269.446379][ T4581]  ? netdev_change_features+0xa0/0xa0
[  269.446584][ T4581]  ? netdev_upper_dev_link+0xb0/0xb0
[  269.446790][ T4581]  ? sysfs_create_files+0x75/0x1c0
[  269.447002][ T4581]  bond_enslave+0x240e/0x4e20
[  269.447234][ T4581]  ? bond_update_slave_arr+0xcf0/0xcf0
[  269.447444][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.447650][ T4581]  ? find_held_lock+0x2b/0x80
[  269.447860][ T4581]  ? mark_usage+0x61/0x170
[  269.448067][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.448297][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.448510][ T4581]  do_set_master+0x3b2/0x780
[  269.448717][ T4581]  ? kernel_text_address+0x149/0x170
[  269.448925][ T4581]  do_setlink.isra.0+0x9ec/0x2a60
[  269.449144][ T4581]  ? rtnl_link_get_size+0x350/0x350
[  269.449360][ T4581]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.449615][ T4581]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.449818][ T4581]  ? validate_chain+0x38b/0xc20
[  269.450021][ T4581]  ? rcu_read_lock_any_held+0x66/0x90
[  269.450240][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.450449][ T4581]  ? __kernel_text_address+0x12/0x30
[  269.450656][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.450864][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.451072][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.451294][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.451501][ T4581]  ? lock_acquire+0x134/0x160
[  269.451707][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.451914][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.452116][ T4581]  ? trace_contention_end+0xb3/0x1a0
[  269.452332][ T4581]  ? __mutex_lock+0x1db/0x2010
[  269.452533][ T4581]  ? __mutex_lock+0x9b2/0x2010
[  269.452744][ T4581]  ? rtnl_newlink+0x883/0xee0
[  269.452951][ T4581]  ? ww_mutex_lock+0x160/0x160
[  269.453165][ T4581]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.453379][ T4581]  ? __rtnl_newlink+0x3fa/0xa50
[  269.453590][ T4581]  rtnl_newlink+0x8d1/0xee0
[  269.453797][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.453999][ T4581]  ? find_held_lock+0x2b/0x80
[  269.454211][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.454424][ T4581]  ? mark_usage+0x61/0x170
[  269.454628][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.454839][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.455044][ T4581]  ? find_held_lock+0x2b/0x80
[  269.455263][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.455467][ T4581]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.455670][ T4581]  ? __rtnl_newlink+0xa50/0xa50
[  269.455881][ T4581]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.456086][ T4581]  ? validate_chain+0x38b/0xc20
[  269.456305][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.456512][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.456724][ T4581]  ? lock_acquire.part.0+0xbc/0x260
[  269.456923][ T4581]  ? find_held_lock+0x2b/0x80
[  269.457139][ T4581]  netlink_rcv_skb+0x14e/0x3a0
[  269.457350][ T4581]  ? rtnl_link_fill+0x900/0x900
[  269.457560][ T4581]  ? netlink_ack+0xcd0/0xcd0
[  269.457775][ T4581]  ? netlink_deliver_tap+0xc5/0x330
[  269.457978][ T4581]  ? netlink_deliver_tap+0x13c/0x330
[  269.458197][ T4581]  netlink_unicast+0x486/0x750
[  269.458408][ T4581]  ? netlink_attachskb+0x810/0x810
[  269.458613][ T4581]  ? __lock_acquire+0x508/0xc10
[  269.458820][ T4581]  netlink_sendmsg+0x735/0xc60
[  269.459031][ T4581]  ? netlink_unicast+0x750/0x750
[  269.459253][ T4581]  ? __might_fault+0x97/0x140
[  269.459464][ T4581]  ____sys_sendmsg+0x419/0x850
[  269.459669][ T4581]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.459874][ T4581]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.460136][ T4581]  ? move_addr_to_kernel+0x40/0x40
[  269.460348][ T4581]  ? stack_depot_save_flags+0x367/0x770
[  269.460553][ T4581]  ? validate_chain+0x38b/0xc20
[  269.460760][ T4581]  ___sys_sendmsg+0x14e/0x1d0
[  269.460965][ T4581]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.461237][ T4581]  ? copy_msghdr_from_user+0x460/0x460
[  269.461466][ T4581]  __sys_sendmsg+0x145/0x1f0
[  269.461671][ T4581]  ? __sys_sendmsg_sock+0x20/0x20
[  269.461876][ T4581]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.462143][ T4581]  ? do_raw_spin_unlock+0x59/0x250
[  269.462360][ T4581]  ? rcu_is_watching+0x15/0xd0
[  269.462566][ T4581]  do_syscall_64+0x117/0xfc0
[  269.462769][ T4581]  ? trace_hardirqs_off+0xd/0x30
[  269.462966][ T4581]  ? exc_page_fault+0xee/0x100
[  269.463178][ T4581]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.463437][ T4581] RIP: 0033:0x7f165f8c008e
[  269.463653][ T4581] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.464404][ T4581] RSP: 002b:00007ffdd6a63050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.464718][ T4581] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f165f8c008e
[  269.465023][ T4581] RDX: 0000000000000000 RSI: 00007ffdd6a63100 RDI: 0000000000000005
[  269.465346][ T4581] RBP: 00007ffdd6a63060 R08: 0000000000000000 R09: 0000000000000000
[  269.465652][ T4581] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.465958][ T4581] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd6a637d0
[  269.466292][ T4581]  </TASK>
[  269.466445][ T4581] irq event stamp: 49719
[  269.466599][ T4581] hardirqs last  enabled at (49727): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.466955][ T4581] hardirqs last disabled at (49734): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.467320][ T4581] softirqs last  enabled at (48848): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.467673][ T4581] softirqs last disabled at (48843): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.468032][ T4581] ---[ end trace 0000000000000000 ]---
[  269.468522][ T4581] bond0: (slave eth0): Enslaving as a backup interface with a down link
[  269.557051][ T4586] ------------[ cut here ]------------
[  269.557243][ T4586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4586
[  269.557525][ T4586] Modules linked in:
[  269.557636][ T4586] CPU: 3 UID: 0 PID: 4586 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.557916][ T4586] Tainted: [W]=WARN
[  269.558024][ T4586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.558207][ T4586] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.558392][ T4586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.558876][ T4586] RSP: 0018:ffa0000008756dd0 EFLAGS: 00010286
[  269.559053][ T4586] RAX: 00000000ffffffa6 RBX: ff11000010e3bcc0 RCX: 1ff40000010ead80
[  269.559277][ T4586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3bd70
[  269.559479][ T4586] RBP: ff11000009e59000 R08: 1fe22000021c77af R09: ff1100000c605158
[  269.559681][ T4586] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  269.559889][ T4586] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  269.560095][ T4586] FS:  00007f5f968bc840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  269.560350][ T4586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.560522][ T4586] CR2: 000000003f507988 CR3: 000000001142d004 CR4: 0000000000771ef0
[  269.560731][ T4586] PKRU: 55555554
[  269.560841][ T4586] Call Trace:
[  269.560951][ T4586]  <TASK>
[  269.561030][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.561173][ T4586]  rtnetlink_event+0xe0/0x1f0
[  269.561318][ T4586]  notifier_call_chain+0xb0/0x320
[  269.561456][ T4586]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  269.561592][ T4586]  ? netdev_adjacent_change_prepare+0x170/0x170
[  269.561759][ T4586]  ? synchronize_rcu_expedited+0x440/0x510
[  269.561931][ T4586]  ? finish_wait+0x320/0x320
[  269.562070][ T4586]  netdev_upper_dev_unlink+0x79/0xa0
[  269.562210][ T4586]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  269.562384][ T4586]  __bond_release_one+0x476/0x970
[  269.562529][ T4586]  ? bond_enslave+0x4e20/0x4e20
[  269.562662][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.562802][ T4586]  ? find_held_lock+0x2b/0x80
[  269.562938][ T4586]  ? mark_usage+0x61/0x170
[  269.563071][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.563211][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.563357][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.563495][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.563633][ T4586]  do_set_master+0x15c/0x780
[  269.563777][ T4586]  ? kernel_text_address+0x149/0x170
[  269.563920][ T4586]  do_setlink.isra.0+0x9ec/0x2a60
[  269.564059][ T4586]  ? rtnl_link_get_size+0x350/0x350
[  269.564283][ T4586]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.564510][ T4586]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.564647][ T4586]  ? validate_chain+0x38b/0xc20
[  269.564832][ T4586]  ? rcu_read_lock_any_held+0x66/0x90
[  269.564968][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.565105][ T4586]  ? __kernel_text_address+0x12/0x30
[  269.565305][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.565442][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.565577][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.565726][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.565866][ T4586]  ? lock_acquire+0x134/0x160
[  269.566002][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.566222][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.566369][ T4586]  ? trace_contention_end+0xb3/0x1a0
[  269.566508][ T4586]  ? __mutex_lock+0x1db/0x2010
[  269.566650][ T4586]  ? __mutex_lock+0x9b2/0x2010
[  269.566787][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.566924][ T4586]  ? ww_mutex_lock+0x160/0x160
[  269.567080][ T4586]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.567307][ T4586]  ? __rtnl_newlink+0x3fa/0xa50
[  269.567449][ T4586]  rtnl_newlink+0x8d1/0xee0
[  269.567583][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.567721][ T4586]  ? find_held_lock+0x2b/0x80
[  269.567859][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.567991][ T4586]  ? mark_usage+0x61/0x170
[  269.568219][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.568372][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.568503][ T4586]  ? find_held_lock+0x2b/0x80
[  269.568636][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.568772][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.568908][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.569041][ T4586]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.569263][ T4586]  ? validate_chain+0x38b/0xc20
[  269.569399][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.569532][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.569668][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.569807][ T4586]  ? find_held_lock+0x2b/0x80
[  269.569944][ T4586]  netlink_rcv_skb+0x14e/0x3a0
[  269.570082][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.570303][ T4586]  ? netlink_ack+0xcd0/0xcd0
[  269.570442][ T4586]  ? netlink_deliver_tap+0xc5/0x330
[  269.570576][ T4586]  ? netlink_deliver_tap+0x13c/0x330
[  269.570716][ T4586]  netlink_unicast+0x486/0x750
[  269.570853][ T4586]  ? netlink_attachskb+0x810/0x810
[  269.570989][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.571197][ T4586]  netlink_sendmsg+0x735/0xc60
[  269.571336][ T4586]  ? netlink_unicast+0x750/0x750
[  269.571471][ T4586]  ? __might_fault+0x97/0x140
[  269.571609][ T4586]  ____sys_sendmsg+0x419/0x850
[  269.571751][ T4586]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.571885][ T4586]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.572050][ T4586]  ? move_addr_to_kernel+0x40/0x40
[  269.572284][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.572417][ T4586]  ? validate_chain+0x38b/0xc20
[  269.572549][ T4586]  ___sys_sendmsg+0x14e/0x1d0
[  269.572680][ T4586]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.572845][ T4586]  ? copy_msghdr_from_user+0x460/0x460
[  269.572989][ T4586]  __sys_sendmsg+0x145/0x1f0
[  269.573121][ T4586]  ? __sys_sendmsg_sock+0x20/0x20
[  269.573294][ T4586]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.573461][ T4586]  ? do_raw_spin_unlock+0x59/0x250
[  269.573594][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.573726][ T4586]  do_syscall_64+0x117/0xfc0
[  269.573860][ T4586]  ? trace_hardirqs_off+0xd/0x30
[  269.573992][ T4586]  ? exc_page_fault+0xee/0x100
[  269.574131][ T4586]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.574297][ T4586] RIP: 0033:0x7f5f96af608e
[  269.574439][ T4586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.574903][ T4586] RSP: 002b:00007ffe14328f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.575104][ T4586] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f96af608e
[  269.575310][ T4586] RDX: 0000000000000000 RSI: 00007ffe14329020 RDI: 0000000000000005
[  269.575511][ T4586] RBP: 00007ffe14328f80 R08: 0000000000000000 R09: 0000000000000000
[  269.575718][ T4586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.575916][ T4586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe143296f0
[  269.576118][ T4586]  </TASK>
[  269.576220][ T4586] irq event stamp: 17621
[  269.576464][ T4586] hardirqs last  enabled at (17629): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.576695][ T4586] hardirqs last disabled at (17636): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.576926][ T4586] softirqs last  enabled at (17478): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.577163][ T4586] softirqs last disabled at (17421): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.577395][ T4586] ---[ end trace 0000000000000000 ]---
[  269.577566][ T4586] bond0: (slave eth0): Releasing backup interface
[  269.588272][ T4586] ------------[ cut here ]------------
[  269.588504][ T4586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4586
[  269.588898][ T4586] Modules linked in:
[  269.589030][ T4586] CPU: 3 UID: 0 PID: 4586 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.590054][ T4586] Tainted: [W]=WARN
[  269.590261][ T4586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.590436][ T4586] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.590610][ T4586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.591070][ T4586] RSP: 0018:ffa0000008756eb8 EFLAGS: 00010286
[  269.591306][ T4586] RAX: 00000000ffffffa6 RBX: ff11000010e3be40 RCX: 1ff40000010ead9d
[  269.591503][ T4586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3bef0
[  269.591697][ T4586] RBP: ff11000004baa000 R08: 1fe22000021c77df R09: ff1100000c605158
[  269.591898][ T4586] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  269.592091][ T4586] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  269.592354][ T4586] FS:  00007f5f968bc840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  269.592586][ T4586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.592755][ T4586] CR2: 000000003f507988 CR3: 000000001142d004 CR4: 0000000000771ef0
[  269.592952][ T4586] PKRU: 55555554
[  269.593050][ T4586] Call Trace:
[  269.593209][ T4586]  <TASK>
[  269.593282][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.593418][ T4586]  rtnetlink_event+0xe0/0x1f0
[  269.593565][ T4586]  notifier_call_chain+0xb0/0x320
[  269.593702][ T4586]  call_netdevice_notifiers+0x70/0xa0
[  269.593835][ T4586]  ? __dev_open+0x7a0/0x7a0
[  269.593965][ T4586]  ? rcu_gp_is_expedited+0x54/0x70
[  269.594096][ T4586]  ? synchronize_rcu+0x22e/0x350
[  269.594295][ T4586]  ? rcu_read_lock_any_held+0x66/0x90
[  269.594429][ T4586]  __bond_release_one.cold+0x472/0xa86
[  269.594565][ T4586]  ? bond_enslave+0x4e20/0x4e20
[  269.594696][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.594830][ T4586]  ? find_held_lock+0x2b/0x80
[  269.594960][ T4586]  ? mark_usage+0x61/0x170
[  269.595091][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.595285][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.595416][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.595551][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.595685][ T4586]  do_set_master+0x15c/0x780
[  269.595817][ T4586]  ? kernel_text_address+0x149/0x170
[  269.595963][ T4586]  do_setlink.isra.0+0x9ec/0x2a60
[  269.596098][ T4586]  ? rtnl_link_get_size+0x350/0x350
[  269.596360][ T4586]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.596606][ T4586]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.596809][ T4586]  ? validate_chain+0x38b/0xc20
[  269.597008][ T4586]  ? rcu_read_lock_any_held+0x66/0x90
[  269.597229][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.597371][ T4586]  ? __kernel_text_address+0x12/0x30
[  269.597504][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.597639][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.597776][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.597912][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.598042][ T4586]  ? lock_acquire+0x134/0x160
[  269.598227][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.598361][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.598492][ T4586]  ? trace_contention_end+0xb3/0x1a0
[  269.598623][ T4586]  ? __mutex_lock+0x1db/0x2010
[  269.598755][ T4586]  ? __mutex_lock+0x9b2/0x2010
[  269.598888][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.599037][ T4586]  ? ww_mutex_lock+0x160/0x160
[  269.599228][ T4586]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.599374][ T4586]  ? __rtnl_newlink+0x3fa/0xa50
[  269.599507][ T4586]  rtnl_newlink+0x8d1/0xee0
[  269.599640][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.599774][ T4586]  ? find_held_lock+0x2b/0x80
[  269.599958][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.600181][ T4586]  ? mark_usage+0x61/0x170
[  269.600320][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.600453][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.600585][ T4586]  ? find_held_lock+0x2b/0x80
[  269.600717][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.600850][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.600982][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.601194][ T4586]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.601333][ T4586]  ? validate_chain+0x38b/0xc20
[  269.601465][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.601595][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.601729][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.601861][ T4586]  ? find_held_lock+0x2b/0x80
[  269.601993][ T4586]  netlink_rcv_skb+0x14e/0x3a0
[  269.602185][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.602324][ T4586]  ? netlink_ack+0xcd0/0xcd0
[  269.602460][ T4586]  ? netlink_deliver_tap+0xc5/0x330
[  269.602592][ T4586]  ? netlink_deliver_tap+0x13c/0x330
[  269.602725][ T4586]  netlink_unicast+0x486/0x750
[  269.602862][ T4586]  ? netlink_attachskb+0x810/0x810
[  269.603013][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.603204][ T4586]  netlink_sendmsg+0x735/0xc60
[  269.603360][ T4586]  ? netlink_unicast+0x750/0x750
[  269.603496][ T4586]  ? __might_fault+0x97/0x140
[  269.603631][ T4586]  ____sys_sendmsg+0x419/0x850
[  269.603765][ T4586]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.603895][ T4586]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.604057][ T4586]  ? move_addr_to_kernel+0x40/0x40
[  269.604253][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.604385][ T4586]  ? validate_chain+0x38b/0xc20
[  269.604530][ T4586]  ___sys_sendmsg+0x14e/0x1d0
[  269.604659][ T4586]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.604826][ T4586]  ? copy_msghdr_from_user+0x460/0x460
[  269.604970][ T4586]  __sys_sendmsg+0x145/0x1f0
[  269.605102][ T4586]  ? __sys_sendmsg_sock+0x20/0x20
[  269.605297][ T4586]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.605464][ T4586]  ? do_raw_spin_unlock+0x59/0x250
[  269.605597][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.605729][ T4586]  do_syscall_64+0x117/0xfc0
[  269.605864][ T4586]  ? trace_hardirqs_off+0xd/0x30
[  269.605997][ T4586]  ? exc_page_fault+0xee/0x100
[  269.606294][ T4586]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.606467][ T4586] RIP: 0033:0x7f5f96af608e
[  269.606608][ T4586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.607083][ T4586] RSP: 002b:00007ffe14328f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.607449][ T4586] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f96af608e
[  269.607747][ T4586] RDX: 0000000000000000 RSI: 00007ffe14329020 RDI: 0000000000000005
[  269.608044][ T4586] RBP: 00007ffe14328f80 R08: 0000000000000000 R09: 0000000000000000
[  269.608412][ T4586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.608616][ T4586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe143296f0
[  269.608821][ T4586]  </TASK>
[  269.608921][ T4586] irq event stamp: 21667
[  269.609026][ T4586] hardirqs last  enabled at (21675): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.609320][ T4586] hardirqs last disabled at (21776): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.609544][ T4586] softirqs last  enabled at (21774): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.609775][ T4586] softirqs last disabled at (21683): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.610003][ T4586] ---[ end trace 0000000000000000 ]---
[  269.610367][ T4586] ------------[ cut here ]------------
[  269.610548][ T4586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4586
[  269.610855][ T4586] Modules linked in:
[  269.611006][ T4586] CPU: 2 UID: 0 PID: 4586 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.611381][ T4586] Tainted: [W]=WARN
[  269.611525][ T4586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.611738][ T4586] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.611957][ T4586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.612507][ T4586] RSP: 0018:ffa0000008756e30 EFLAGS: 00010286
[  269.612729][ T4586] RAX: 00000000ffffffa6 RBX: ff11000010501e40 RCX: 1ff40000010ead8c
[  269.612973][ T4586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010501ef0
[  269.613242][ T4586] RBP: ff11000004baa000 R08: 1fe22000020a03df R09: ff1100000c605158
[  269.613495][ T4586] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  269.613744][ T4586] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  269.613994][ T4586] FS:  00007f5f968bc840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  269.614294][ T4586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.614513][ T4586] CR2: 0000556be6ec0d5c CR3: 000000001142d005 CR4: 0000000000771ef0
[  269.614762][ T4586] PKRU: 55555554
[  269.614912][ T4586] Call Trace:
[  269.615056][ T4586]  <TASK>
[  269.615194][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.615386][ T4586]  rtnetlink_event+0xe0/0x1f0
[  269.615631][ T4586]  notifier_call_chain+0xb0/0x320
[  269.615883][ T4586]  netdev_compute_master_upper_features+0x6d8/0xdd0
[  269.616194][ T4586]  ? notifier_call_chain+0xb0/0x320
[  269.616454][ T4586]  ? netdev_change_features+0xa0/0xa0
[  269.616713][ T4586]  ? __dev_open+0x7a0/0x7a0
[  269.616898][ T4586]  __bond_release_one.cold+0x4e6/0xa86
[  269.617080][ T4586]  ? bond_enslave+0x4e20/0x4e20
[  269.617281][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.617459][ T4586]  ? find_held_lock+0x2b/0x80
[  269.617652][ T4586]  ? mark_usage+0x61/0x170
[  269.617831][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.618015][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.618209][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.618415][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.618597][ T4586]  do_set_master+0x15c/0x780
[  269.618777][ T4586]  ? kernel_text_address+0x149/0x170
[  269.618960][ T4586]  do_setlink.isra.0+0x9ec/0x2a60
[  269.619154][ T4586]  ? rtnl_link_get_size+0x350/0x350
[  269.619344][ T4586]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.619555][ T4586]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.619734][ T4586]  ? validate_chain+0x38b/0xc20
[  269.619912][ T4586]  ? rcu_read_lock_any_held+0x66/0x90
[  269.620090][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.620312][ T4586]  ? __kernel_text_address+0x12/0x30
[  269.620492][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.620673][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.620852][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.621031][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.621224][ T4586]  ? lock_acquire+0x134/0x160
[  269.621410][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.621590][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.621768][ T4586]  ? trace_contention_end+0xb3/0x1a0
[  269.621947][ T4586]  ? __mutex_lock+0x1db/0x2010
[  269.622122][ T4586]  ? __mutex_lock+0x9b2/0x2010
[  269.622323][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.622501][ T4586]  ? ww_mutex_lock+0x160/0x160
[  269.622677][ T4586]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.622860][ T4586]  ? __rtnl_newlink+0x3fa/0xa50
[  269.623044][ T4586]  rtnl_newlink+0x8d1/0xee0
[  269.623246][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.623422][ T4586]  ? find_held_lock+0x2b/0x80
[  269.623600][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.623779][ T4586]  ? mark_usage+0x61/0x170
[  269.623955][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.624147][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.624347][ T4586]  ? find_held_lock+0x2b/0x80
[  269.624528][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.624704][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.624883][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.625061][ T4586]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.625260][ T4586]  ? validate_chain+0x38b/0xc20
[  269.625437][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.625615][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.625802][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.626008][ T4586]  ? find_held_lock+0x2b/0x80
[  269.626201][ T4586]  netlink_rcv_skb+0x14e/0x3a0
[  269.626397][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.626575][ T4586]  ? netlink_ack+0xcd0/0xcd0
[  269.626756][ T4586]  ? netlink_deliver_tap+0xc5/0x330
[  269.626933][ T4586]  ? netlink_deliver_tap+0x13c/0x330
[  269.627121][ T4586]  netlink_unicast+0x486/0x750
[  269.627329][ T4586]  ? netlink_attachskb+0x810/0x810
[  269.627514][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.627701][ T4586]  netlink_sendmsg+0x735/0xc60
[  269.627891][ T4586]  ? netlink_unicast+0x750/0x750
[  269.628072][ T4586]  ? __might_fault+0x97/0x140
[  269.628276][ T4586]  ____sys_sendmsg+0x419/0x850
[  269.628464][ T4586]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.628646][ T4586]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.628855][ T4586]  ? move_addr_to_kernel+0x40/0x40
[  269.629035][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.629227][ T4586]  ? validate_chain+0x38b/0xc20
[  269.629419][ T4586]  ___sys_sendmsg+0x14e/0x1d0
[  269.629596][ T4586]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.629808][ T4586]  ? copy_msghdr_from_user+0x460/0x460
[  269.630001][ T4586]  __sys_sendmsg+0x145/0x1f0
[  269.630195][ T4586]  ? __sys_sendmsg_sock+0x20/0x20
[  269.630392][ T4586]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.630605][ T4586]  ? do_raw_spin_unlock+0x59/0x250
[  269.630785][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.630964][ T4586]  do_syscall_64+0x117/0xfc0
[  269.631155][ T4586]  ? trace_hardirqs_off+0xd/0x30
[  269.631353][ T4586]  ? exc_page_fault+0xee/0x100
[  269.631536][ T4586]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.631748][ T4586] RIP: 0033:0x7f5f96af608e
[  269.631933][ T4586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.632464][ T4586] RSP: 002b:00007ffe14328f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.632714][ T4586] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f96af608e
[  269.632951][ T4586] RDX: 0000000000000000 RSI: 00007ffe14329020 RDI: 0000000000000005
[  269.633204][ T4586] RBP: 00007ffe14328f80 R08: 0000000000000000 R09: 0000000000000000
[  269.633454][ T4586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.633697][ T4586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe143296f0
[  269.633946][ T4586]  </TASK>
[  269.634090][ T4586] irq event stamp: 23233
[  269.634258][ T4586] hardirqs last  enabled at (23257): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.634529][ T4586] hardirqs last disabled at (23266): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.634802][ T4586] softirqs last  enabled at (23254): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.635070][ T4586] softirqs last disabled at (23241): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.635361][ T4586] ---[ end trace 0000000000000000 ]---
[  269.641698][ T4586] ------------[ cut here ]------------
[  269.641899][ T4586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4586
[  269.642262][ T4586] Modules linked in:
[  269.642419][ T4586] CPU: 2 UID: 0 PID: 4586 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.642738][ T4586] Tainted: [W]=WARN
[  269.642895][ T4586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.643114][ T4586] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.643357][ T4586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.643869][ T4586] RSP: 0018:ffa0000008756dd8 EFLAGS: 00010286
[  269.644086][ T4586] RAX: 00000000ffffffa6 RBX: ff110000105013c0 RCX: 1ff40000010ead81
[  269.644353][ T4586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010501470
[  269.644595][ T4586] RBP: ff11000009e59000 R08: 1fe22000020a028f R09: ff1100000c605158
[  269.644844][ T4586] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  269.645088][ T4586] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000008756e20
[  269.645352][ T4586] FS:  00007f5f968bc840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  269.645684][ T4586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.645930][ T4586] CR2: 0000556be6ec0d5c CR3: 000000001142d005 CR4: 0000000000771ef0
[  269.646217][ T4586] PKRU: 55555554
[  269.646386][ T4586] Call Trace:
[  269.646549][ T4586]  <TASK>
[  269.646679][ T4586]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  269.646892][ T4586]  rtmsg_ifinfo+0x5c/0xb0
[  269.647059][ T4586]  netif_close_many+0x2ac/0x640
[  269.647261][ T4586]  ? __dev_close_many+0x670/0x670
[  269.647443][ T4586]  ? netdev_compute_master_upper_features+0x6d8/0xdd0
[  269.647661][ T4586]  netif_close+0x121/0x2a0
[  269.647842][ T4586]  ? netif_close_many+0x640/0x640
[  269.648019][ T4586]  ? lockdep_rtnl_is_held+0x1a/0x20
[  269.648208][ T4586]  ? vlan_vids_del_by_dev+0x1af/0x2a0
[  269.648400][ T4586]  dev_close+0x99/0x220
[  269.648548][ T4586]  __bond_release_one.cold+0x5be/0xa86
[  269.648732][ T4586]  ? bond_enslave+0x4e20/0x4e20
[  269.648917][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.649094][ T4586]  ? find_held_lock+0x2b/0x80
[  269.649291][ T4586]  ? mark_usage+0x61/0x170
[  269.649468][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.649646][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.649839][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.650025][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.650226][ T4586]  do_set_master+0x15c/0x780
[  269.650420][ T4586]  ? kernel_text_address+0x149/0x170
[  269.650601][ T4586]  do_setlink.isra.0+0x9ec/0x2a60
[  269.650792][ T4586]  ? rtnl_link_get_size+0x350/0x350
[  269.650971][ T4586]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.651197][ T4586]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.651382][ T4586]  ? validate_chain+0x38b/0xc20
[  269.651562][ T4586]  ? rcu_read_lock_any_held+0x66/0x90
[  269.651742][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.651922][ T4586]  ? __kernel_text_address+0x12/0x30
[  269.652101][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.652304][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.652485][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.652666][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.652849][ T4586]  ? lock_acquire+0x134/0x160
[  269.653026][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.653215][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.653402][ T4586]  ? trace_contention_end+0xb3/0x1a0
[  269.653579][ T4586]  ? __mutex_lock+0x1db/0x2010
[  269.653758][ T4586]  ? __mutex_lock+0x9b2/0x2010
[  269.653937][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.654117][ T4586]  ? ww_mutex_lock+0x160/0x160
[  269.654321][ T4586]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.654508][ T4586]  ? __rtnl_newlink+0x3fa/0xa50
[  269.654690][ T4586]  rtnl_newlink+0x8d1/0xee0
[  269.654874][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.655053][ T4586]  ? find_held_lock+0x2b/0x80
[  269.655278][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.655454][ T4586]  ? mark_usage+0x61/0x170
[  269.655630][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.655814][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.655988][ T4586]  ? find_held_lock+0x2b/0x80
[  269.656176][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.656367][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.656546][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.656722][ T4586]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.656904][ T4586]  ? validate_chain+0x38b/0xc20
[  269.657086][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.657283][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.657473][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.657651][ T4586]  ? find_held_lock+0x2b/0x80
[  269.657830][ T4586]  netlink_rcv_skb+0x14e/0x3a0
[  269.658006][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.658194][ T4586]  ? netlink_ack+0xcd0/0xcd0
[  269.658384][ T4586]  ? netlink_deliver_tap+0xc5/0x330
[  269.658564][ T4586]  ? netlink_deliver_tap+0x13c/0x330
[  269.658746][ T4586]  netlink_unicast+0x486/0x750
[  269.658925][ T4586]  ? netlink_attachskb+0x810/0x810
[  269.659103][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.659314][ T4586]  netlink_sendmsg+0x735/0xc60
[  269.659500][ T4586]  ? netlink_unicast+0x750/0x750
[  269.659685][ T4586]  ? __might_fault+0x97/0x140
[  269.659874][ T4586]  ____sys_sendmsg+0x419/0x850
[  269.660056][ T4586]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.660256][ T4586]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.660469][ T4586]  ? move_addr_to_kernel+0x40/0x40
[  269.660650][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.660831][ T4586]  ? validate_chain+0x38b/0xc20
[  269.661011][ T4586]  ___sys_sendmsg+0x14e/0x1d0
[  269.661204][ T4586]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.661435][ T4586]  ? copy_msghdr_from_user+0x460/0x460
[  269.661625][ T4586]  __sys_sendmsg+0x145/0x1f0
[  269.661805][ T4586]  ? __sys_sendmsg_sock+0x20/0x20
[  269.661982][ T4586]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.662213][ T4586]  ? do_raw_spin_unlock+0x59/0x250
[  269.662408][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.662594][ T4586]  do_syscall_64+0x117/0xfc0
[  269.662776][ T4586]  ? trace_hardirqs_off+0xd/0x30
[  269.662961][ T4586]  ? exc_page_fault+0xee/0x100
[  269.663160][ T4586]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.663385][ T4586] RIP: 0033:0x7f5f96af608e
[  269.663579][ T4586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.664094][ T4586] RSP: 002b:00007ffe14328f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.664417][ T4586] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f96af608e
[  269.664658][ T4586] RDX: 0000000000000000 RSI: 00007ffe14329020 RDI: 0000000000000005
[  269.664912][ T4586] RBP: 00007ffe14328f80 R08: 0000000000000000 R09: 0000000000000000
[  269.665181][ T4586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.665438][ T4586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe143296f0
[  269.665690][ T4586]  </TASK>
[  269.665836][ T4586] irq event stamp: 31029
[  269.665989][ T4586] hardirqs last  enabled at (31039): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.666305][ T4586] hardirqs last disabled at (31050): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.666594][ T4586] softirqs last  enabled at (30478): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.666876][ T4586] softirqs last disabled at (30471): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.667168][ T4586] ---[ end trace 0000000000000000 ]---
[  269.675438][ T4586] ------------[ cut here ]------------
[  269.675625][ T4586] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4586
[  269.675938][ T4586] Modules linked in:
[  269.676093][ T4586] CPU: 2 UID: 0 PID: 4586 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.676436][ T4586] Tainted: [W]=WARN
[  269.676583][ T4586] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.676797][ T4586] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.677016][ T4586] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.677549][ T4586] RSP: 0018:ffa0000008756e00 EFLAGS: 00010286
[  269.677768][ T4586] RAX: 00000000ffffffa6 RBX: ff11000010501540 RCX: 1ff40000010ead86
[  269.678012][ T4586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000105015f0
[  269.678841][ T4586] RBP: ff11000009e59000 R08: 1fe22000020a02bf R09: ff1100000c605158
[  269.679158][ T4586] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  269.679480][ T4586] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[  269.679791][ T4586] FS:  00007f5f968bc840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  269.680142][ T4586] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.680421][ T4586] CR2: 0000556be6ec0d5c CR3: 000000001142d005 CR4: 0000000000771ef0
[  269.680724][ T4586] PKRU: 55555554
[  269.680925][ T4586] Call Trace:
[  269.681192][ T4586]  <TASK>
[  269.681374][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.681610][ T4586]  rtnetlink_event+0xe0/0x1f0
[  269.681851][ T4586]  notifier_call_chain+0xb0/0x320
[  269.682090][ T4586]  netif_set_mac_address+0x2dd/0x410
[  269.682345][ T4586]  ? __dev_close_many+0x670/0x670
[  269.682584][ T4586]  ? netif_set_group+0x70/0x70
[  269.682847][ T4586]  ? netif_close+0x121/0x2a0
[  269.683081][ T4586]  ? netif_close_many+0x640/0x640
[  269.683339][ T4586]  dev_set_mac_address+0xa9/0x260
[  269.683575][ T4586]  ? dev_close+0x99/0x220
[  269.683783][ T4586]  __bond_release_one.cold+0x6d9/0xa86
[  269.684021][ T4586]  ? bond_enslave+0x4e20/0x4e20
[  269.684277][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.684511][ T4586]  ? find_held_lock+0x2b/0x80
[  269.684747][ T4586]  ? mark_usage+0x61/0x170
[  269.684978][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.685222][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.685463][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.685706][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.685943][ T4586]  do_set_master+0x15c/0x780
[  269.686192][ T4586]  ? kernel_text_address+0x149/0x170
[  269.686437][ T4586]  do_setlink.isra.0+0x9ec/0x2a60
[  269.686677][ T4586]  ? rtnl_link_get_size+0x350/0x350
[  269.686937][ T4586]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  269.687221][ T4586]  ? rcu_read_lock_any_held+0x3c/0x90
[  269.687473][ T4586]  ? validate_chain+0x38b/0xc20
[  269.687709][ T4586]  ? rcu_read_lock_any_held+0x66/0x90
[  269.687944][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.688194][ T4586]  ? __kernel_text_address+0x12/0x30
[  269.688440][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.688688][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.688941][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.689207][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.689471][ T4586]  ? lock_acquire+0x134/0x160
[  269.689713][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.689956][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.690203][ T4586]  ? trace_contention_end+0xb3/0x1a0
[  269.690453][ T4586]  ? __mutex_lock+0x1db/0x2010
[  269.690637][ T4586]  ? __mutex_lock+0x9b2/0x2010
[  269.690822][ T4586]  ? rtnl_newlink+0x883/0xee0
[  269.691004][ T4586]  ? ww_mutex_lock+0x160/0x160
[  269.691197][ T4586]  ? nla_get_range_signed+0x3d0/0x3d0
[  269.691387][ T4586]  ? __rtnl_newlink+0x3fa/0xa50
[  269.691572][ T4586]  rtnl_newlink+0x8d1/0xee0
[  269.691754][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.691931][ T4586]  ? find_held_lock+0x2b/0x80
[  269.692111][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.692316][ T4586]  ? mark_usage+0x61/0x170
[  269.692495][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.692679][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.692858][ T4586]  ? find_held_lock+0x2b/0x80
[  269.693066][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.693268][ T4586]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.693451][ T4586]  ? __rtnl_newlink+0xa50/0xa50
[  269.693635][ T4586]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.693817][ T4586]  ? validate_chain+0x38b/0xc20
[  269.694000][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.694205][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.694399][ T4586]  ? lock_acquire.part.0+0xbc/0x260
[  269.694576][ T4586]  ? find_held_lock+0x2b/0x80
[  269.694756][ T4586]  netlink_rcv_skb+0x14e/0x3a0
[  269.694935][ T4586]  ? rtnl_link_fill+0x900/0x900
[  269.695120][ T4586]  ? netlink_ack+0xcd0/0xcd0
[  269.695325][ T4586]  ? netlink_deliver_tap+0xc5/0x330
[  269.695501][ T4586]  ? netlink_deliver_tap+0x13c/0x330
[  269.695682][ T4586]  netlink_unicast+0x486/0x750
[  269.695866][ T4586]  ? netlink_attachskb+0x810/0x810
[  269.696045][ T4586]  ? __lock_acquire+0x508/0xc10
[  269.696253][ T4586]  netlink_sendmsg+0x735/0xc60
[  269.696439][ T4586]  ? netlink_unicast+0x750/0x750
[  269.696623][ T4586]  ? __might_fault+0x97/0x140
[  269.696806][ T4586]  ____sys_sendmsg+0x419/0x850
[  269.696995][ T4586]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.697187][ T4586]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.697404][ T4586]  ? move_addr_to_kernel+0x40/0x40
[  269.697587][ T4586]  ? stack_depot_save_flags+0x367/0x770
[  269.697767][ T4586]  ? validate_chain+0x38b/0xc20
[  269.697957][ T4586]  ___sys_sendmsg+0x14e/0x1d0
[  269.698150][ T4586]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  269.698371][ T4586]  ? copy_msghdr_from_user+0x460/0x460
[  269.698562][ T4586]  __sys_sendmsg+0x145/0x1f0
[  269.698743][ T4586]  ? __sys_sendmsg_sock+0x20/0x20
[  269.698920][ T4586]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  269.699145][ T4586]  ? do_raw_spin_unlock+0x59/0x250
[  269.699340][ T4586]  ? rcu_is_watching+0x15/0xd0
[  269.699519][ T4586]  do_syscall_64+0x117/0xfc0
[  269.699700][ T4586]  ? trace_hardirqs_off+0xd/0x30
[  269.699879][ T4586]  ? exc_page_fault+0xee/0x100
[  269.700059][ T4586]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.700290][ T4586] RIP: 0033:0x7f5f96af608e
[  269.700476][ T4586] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.700992][ T4586] RSP: 002b:00007ffe14328f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.701260][ T4586] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5f96af608e
[  269.701502][ T4586] RDX: 0000000000000000 RSI: 00007ffe14329020 RDI: 0000000000000005
[  269.701748][ T4586] RBP: 00007ffe14328f80 R08: 0000000000000000 R09: 0000000000000000
[  269.701990][ T4586] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c631
[  269.702250][ T4586] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe143296f0
[  269.702498][ T4586]  </TASK>
[  269.702642][ T4586] irq event stamp: 46093
[  269.702792][ T4586] hardirqs last  enabled at (46103): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.703067][ T4586] hardirqs last disabled at (46112): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.703364][ T4586] softirqs last  enabled at (45460): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.703639][ T4586] softirqs last disabled at (45443): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.703915][ T4586] ---[ end trace 0000000000000000 ]---
[  269.925228][ T4600] 8021q: 802.1Q VLAN Support v1.8
[  269.925618][ T4600] 8021q: adding VLAN 0 to HW filter on device bond0
[  269.941497][ T4599] ------------[ cut here ]------------
[  269.941668][ T4599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4599
[  269.942050][ T4599] Modules linked in: 8021q
[  269.942213][ T4599] CPU: 3 UID: 0 PID: 4599 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.942503][ T4599] Tainted: [W]=WARN
[  269.942609][ T4599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.942790][ T4599] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.942978][ T4599] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.943490][ T4599] RSP: 0018:ffa00000087b7090 EFLAGS: 00010286
[  269.943667][ T4599] RAX: 00000000ffffffa6 RBX: ff11000010d0d240 RCX: 1ff40000010f6dd8
[  269.943876][ T4599] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d0d2f0
[  269.944082][ T4599] RBP: ff11000009f44000 R08: 1fe22000021a1a5f R09: ff110000107a0b80
[  269.944302][ T4599] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  269.944513][ T4599] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  269.944726][ T4599] FS:  00007f9c5e61b840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  269.944975][ T4599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.945158][ T4599] CR2: 000000000042e5e0 CR3: 0000000010d79005 CR4: 0000000000771ef0
[  269.945387][ T4599] PKRU: 55555554
[  269.945496][ T4599] Call Trace:
[  269.945603][ T4599]  <TASK>
[  269.945675][ T4599]  ? rcu_is_watching+0x15/0xd0
[  269.945838][ T4599]  rtnetlink_event+0xe0/0x1f0
[  269.946040][ T4599]  notifier_call_chain+0xb0/0x320
[  269.946202][ T4599]  __netdev_upper_dev_link+0x3a5/0x590
[  269.946348][ T4599]  ? netdev_wait_allrefs_any+0x570/0x570
[  269.946487][ T4599]  ? register_netdevice+0x1171/0x1bc0
[  269.946627][ T4599]  netdev_upper_dev_link+0x81/0xb0
[  269.946779][ T4599]  ? __netdev_upper_dev_link+0x590/0x590
[  269.946915][ T4599]  register_vlan_dev+0x276/0x6d0 [8021q]
[  269.947054][ T4599]  ? lockdep_rtnl_is_held+0x1a/0x20
[  269.947251][ T4599]  vlan_newlink+0x421/0x6c0 [8021q]
[  269.947397][ T4599]  ? nla_strscpy+0xe3/0x180
[  269.947538][ T4599]  rtnl_newlink_create+0x2da/0x8c0
[  269.947678][ T4599]  ? rtnl_create_link+0xf20/0xf20
[  269.947819][ T4599]  ? __dev_get_by_name+0x12/0x50
[  269.947960][ T4599]  ? rtnl_dev_get+0xd7/0x170
[  269.948138][ T4599]  __rtnl_newlink+0x22b/0xa50
[  269.948355][ T4599]  rtnl_newlink+0x8d1/0xee0
[  269.948566][ T4599]  ? lock_acquire.part.0+0xbc/0x260
[  269.948781][ T4599]  ? find_held_lock+0x2b/0x80
[  269.948969][ T4599]  ? __rtnl_newlink+0xa50/0xa50
[  269.949107][ T4599]  ? mark_usage+0x61/0x170
[  269.949278][ T4599]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.949425][ T4599]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.949569][ T4599]  ? __rtnl_newlink+0xa50/0xa50
[  269.949707][ T4599]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.949847][ T4599]  ? validate_chain+0x38b/0xc20
[  269.950028][ T4599]  ? rtnl_link_fill+0x900/0x900
[  269.950246][ T4599]  ? __lock_acquire+0x508/0xc10
[  269.950394][ T4599]  ? lock_acquire.part.0+0xbc/0x260
[  269.950535][ T4599]  ? find_held_lock+0x2b/0x80
[  269.950673][ T4599]  netlink_rcv_skb+0x14e/0x3a0
[  269.950814][ T4599]  ? rtnl_link_fill+0x900/0x900
[  269.950955][ T4599]  ? netlink_ack+0xcd0/0xcd0
[  269.951139][ T4599]  ? netlink_deliver_tap+0xc5/0x330
[  269.951300][ T4599]  ? netlink_deliver_tap+0x13c/0x330
[  269.951440][ T4599]  netlink_unicast+0x486/0x750
[  269.951580][ T4599]  ? netlink_attachskb+0x810/0x810
[  269.951719][ T4599]  ? __lock_acquire+0x508/0xc10
[  269.951858][ T4599]  netlink_sendmsg+0x735/0xc60
[  269.951997][ T4599]  ? netlink_unicast+0x750/0x750
[  269.952142][ T4599]  ? __might_fault+0x97/0x140
[  269.952295][ T4599]  ____sys_sendmsg+0x419/0x850
[  269.952436][ T4599]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.952574][ T4599]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.952750][ T4599]  ? move_addr_to_kernel+0x40/0x40
[  269.952893][ T4599]  ___sys_sendmsg+0x14e/0x1d0
[  269.953031][ T4599]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.953175][ T4599]  ? copy_msghdr_from_user+0x460/0x460
[  269.953334][ T4599]  ? lock_vma_under_rcu+0x159/0x410
[  269.953476][ T4599]  __sys_sendmsg+0x145/0x1f0
[  269.953614][ T4599]  ? __sys_sendmsg_sock+0x20/0x20
[  269.953758][ T4599]  ? rcu_is_watching+0x15/0xd0
[  269.953895][ T4599]  ? rcu_is_watching+0x15/0xd0
[  269.954033][ T4599]  do_syscall_64+0x117/0xfc0
[  269.954184][ T4599]  ? trace_hardirqs_off+0xd/0x30
[  269.954333][ T4599]  ? exc_page_fault+0xee/0x100
[  269.954473][ T4599]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.954647][ T4599] RIP: 0033:0x7f9c5e85508e
[  269.954797][ T4599] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.955297][ T4599] RSP: 002b:00007ffd06539ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.955509][ T4599] RAX: ffffffffffffffda RBX: 00007ffd0653a688 RCX: 00007f9c5e85508e
[  269.955718][ T4599] RDX: 0000000000000000 RSI: 00007ffd06539f80 RDI: 0000000000000005
[  269.955922][ T4599] RBP: 00007ffd06539ee0 R08: 0000000000000000 R09: 0000000000000000
[  269.956141][ T4599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c632
[  269.956353][ T4599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0653a650
[  269.956563][ T4599]  </TASK>
[  269.956668][ T4599] irq event stamp: 29275
[  269.956778][ T4599] hardirqs last  enabled at (29283): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.957016][ T4599] hardirqs last disabled at (29290): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.957269][ T4599] softirqs last  enabled at (28792): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.957509][ T4599] softirqs last disabled at (28717): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.957753][ T4599] ---[ end trace 0000000000000000 ]---
[  269.958036][ T4599] ------------[ cut here ]------------
[  269.958175][ T4599] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4599
[  269.958436][ T4599] Modules linked in: 8021q
[  269.958575][ T4599] CPU: 3 UID: 0 PID: 4599 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  269.958849][ T4599] Tainted: [W]=WARN
[  269.958948][ T4599] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  269.959112][ T4599] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  269.959363][ T4599] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  269.959830][ T4599] RSP: 0018:ffa00000087b71b0 EFLAGS: 00010286
[  269.960001][ T4599] RAX: 00000000ffffffa6 RBX: ff11000010d0d3c0 RCX: 1ff40000010f6dfc
[  269.960218][ T4599] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d0d470
[  269.960504][ T4599] RBP: ff11000008639000 R08: 1fe22000021a1a8f R09: ff110000107a0b80
[  269.960699][ T4599] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  269.960896][ T4599] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0564d20
[  269.961094][ T4599] FS:  00007f9c5e61b840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  269.961393][ T4599] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.961591][ T4599] CR2: 000000000042e5e0 CR3: 0000000010d79005 CR4: 0000000000771ef0
[  269.961788][ T4599] PKRU: 55555554
[  269.961886][ T4599] Call Trace:
[  269.961984][ T4599]  <TASK>
[  269.962051][ T4599]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  269.962189][ T4599]  ? __queue_work+0x315/0xc00
[  269.962326][ T4599]  rtmsg_ifinfo+0x5c/0xb0
[  269.962427][ T4599]  __dev_notify_flags+0x1b8/0x280
[  269.962606][ T4599]  ? netdev_update_features+0x60/0xb0
[  269.962800][ T4599]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  269.963047][ T4599]  ? netif_change_name+0x8c0/0x8c0
[  269.963267][ T4599]  ? lockdep_hardirqs_on+0x8c/0x130
[  269.963406][ T4599]  ? queue_delayed_work_on+0x95/0x100
[  269.963551][ T4599]  ? register_vlan_dev+0x3ad/0x6d0 [8021q]
[  269.963731][ T4599]  ? lockdep_rtnl_is_held+0x1a/0x20
[  269.963868][ T4599]  rtnl_configure_link+0x1ac/0x390
[  269.964006][ T4599]  ? nla_strscpy+0xe3/0x180
[  269.964151][ T4599]  rtnl_newlink_create+0x353/0x8c0
[  269.964327][ T4599]  ? rtnl_create_link+0xf20/0xf20
[  269.964524][ T4599]  ? __dev_get_by_name+0x12/0x50
[  269.964724][ T4599]  ? rtnl_dev_get+0xd7/0x170
[  269.964942][ T4599]  __rtnl_newlink+0x22b/0xa50
[  269.965106][ T4599]  rtnl_newlink+0x8d1/0xee0
[  269.965295][ T4599]  ? lock_acquire.part.0+0xbc/0x260
[  269.965489][ T4599]  ? find_held_lock+0x2b/0x80
[  269.965691][ T4599]  ? __rtnl_newlink+0xa50/0xa50
[  269.965894][ T4599]  ? mark_usage+0x61/0x170
[  269.966039][ T4599]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.966227][ T4599]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.966384][ T4599]  ? __rtnl_newlink+0xa50/0xa50
[  269.966516][ T4599]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  269.966646][ T4599]  ? validate_chain+0x38b/0xc20
[  269.966779][ T4599]  ? rtnl_link_fill+0x900/0x900
[  269.966908][ T4599]  ? __lock_acquire+0x508/0xc10
[  269.967038][ T4599]  ? lock_acquire.part.0+0xbc/0x260
[  269.967202][ T4599]  ? find_held_lock+0x2b/0x80
[  269.967342][ T4599]  netlink_rcv_skb+0x14e/0x3a0
[  269.967472][ T4599]  ? rtnl_link_fill+0x900/0x900
[  269.967601][ T4599]  ? netlink_ack+0xcd0/0xcd0
[  269.967734][ T4599]  ? netlink_deliver_tap+0xc5/0x330
[  269.967864][ T4599]  ? netlink_deliver_tap+0x13c/0x330
[  269.967995][ T4599]  netlink_unicast+0x486/0x750
[  269.968132][ T4599]  ? netlink_attachskb+0x810/0x810
[  269.968272][ T4599]  ? __lock_acquire+0x508/0xc10
[  269.968408][ T4599]  netlink_sendmsg+0x735/0xc60
[  269.968538][ T4599]  ? netlink_unicast+0x750/0x750
[  269.968668][ T4599]  ? __might_fault+0x97/0x140
[  269.968803][ T4599]  ____sys_sendmsg+0x419/0x850
[  269.968933][ T4599]  ? copy_msghdr_from_user+0x2a0/0x460
[  269.969063][ T4599]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  269.969229][ T4599]  ? move_addr_to_kernel+0x40/0x40
[  269.969373][ T4599]  ___sys_sendmsg+0x14e/0x1d0
[  269.969502][ T4599]  ? __lock_release.isra.0+0x6b/0x1a0
[  269.969631][ T4599]  ? copy_msghdr_from_user+0x460/0x460
[  269.969772][ T4599]  ? lock_vma_under_rcu+0x159/0x410
[  269.969904][ T4599]  __sys_sendmsg+0x145/0x1f0
[  269.970036][ T4599]  ? __sys_sendmsg_sock+0x20/0x20
[  269.970174][ T4599]  ? rcu_is_watching+0x15/0xd0
[  269.970312][ T4599]  ? rcu_is_watching+0x15/0xd0
[  269.970444][ T4599]  do_syscall_64+0x117/0xfc0
[  269.970576][ T4599]  ? trace_hardirqs_off+0xd/0x30
[  269.970710][ T4599]  ? exc_page_fault+0xee/0x100
[  269.970844][ T4599]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  269.971007][ T4599] RIP: 0033:0x7f9c5e85508e
[  269.971150][ T4599] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  269.971636][ T4599] RSP: 002b:00007ffd06539ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  269.971842][ T4599] RAX: ffffffffffffffda RBX: 00007ffd0653a688 RCX: 00007f9c5e85508e
[  269.972037][ T4599] RDX: 0000000000000000 RSI: 00007ffd06539f80 RDI: 0000000000000005
[  269.972243][ T4599] RBP: 00007ffd06539ee0 R08: 0000000000000000 R09: 0000000000000000
[  269.972438][ T4599] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c632
[  269.972632][ T4599] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0653a650
[  269.972833][ T4599]  </TASK>
[  269.972933][ T4599] irq event stamp: 30281
[  269.973034][ T4599] hardirqs last  enabled at (30289): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  269.973271][ T4599] hardirqs last disabled at (30298): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  269.973499][ T4599] softirqs last  enabled at (29964): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  269.973727][ T4599] softirqs last disabled at (29959): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  269.974020][ T4599] ---[ end trace 0000000000000000 ]---
[  270.010247][ T4601] ------------[ cut here ]------------
[  270.010409][ T4601] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4601
[  270.010673][ T4601] Modules linked in: 8021q
[  270.010810][ T4601] CPU: 1 UID: 0 PID: 4601 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  270.011068][ T4601] Tainted: [W]=WARN
[  270.011172][ T4601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.011334][ T4601] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  270.011498][ T4601] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  270.011943][ T4601] RSP: 0018:ffa0000008757020 EFLAGS: 00010286
[  270.012103][ T4601] RAX: 00000000ffffffa6 RBX: ff11000010d0c940 RCX: 1ff40000010eadca
[  270.012299][ T4601] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d0c9f0
[  270.012487][ T4601] RBP: ff11000008639000 R08: 1fe22000021a193f R09: ff110000095d0b58
[  270.012678][ T4601] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[  270.012866][ T4601] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  270.013056][ T4601] FS:  00007f0ebb88d840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  270.013294][ T4601] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  270.013454][ T4601] CR2: 00000000027c6988 CR3: 00000000110fb003 CR4: 0000000000771ef0
[  270.013644][ T4601] PKRU: 55555554
[  270.013741][ T4601] Call Trace:
[  270.013837][ T4601]  <TASK>
[  270.013903][ T4601]  ? __local_bh_enable_ip+0xa5/0x140
[  270.014034][ T4601]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  270.014168][ T4601]  rtmsg_ifinfo+0x5c/0xb0
[  270.014269][ T4601]  ? mark_held_locks+0x40/0x70
[  270.014397][ T4601]  __dev_notify_flags+0x1b8/0x280
[  270.014524][ T4601]  ? netif_change_name+0x8c0/0x8c0
[  270.014649][ T4601]  ? __dev_change_flags+0x4a4/0x6d0
[  270.014779][ T4601]  ? netif_set_allmulti+0x2c0/0x2c0
[  270.014904][ T4601]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.015030][ T4601]  ? is_bpf_text_address+0x68/0x110
[  270.015167][ T4601]  netif_change_flags+0xfe/0x190
[  270.015301][ T4601]  ? unwind_get_return_address+0x67/0xd0
[  270.015429][ T4601]  do_setlink.isra.0+0x1d25/0x2a60
[  270.015559][ T4601]  ? rtnl_link_get_size+0x350/0x350
[  270.015690][ T4601]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  270.015852][ T4601]  ? rcu_read_lock_any_held+0x3c/0x90
[  270.015984][ T4601]  ? validate_chain+0x38b/0xc20
[  270.016113][ T4601]  ? rcu_read_lock_any_held+0x66/0x90
[  270.016320][ T4601]  ? stack_depot_save_flags+0x367/0x770
[  270.016451][ T4601]  ? __kernel_text_address+0x12/0x30
[  270.016581][ T4601]  ? __lock_acquire+0x508/0xc10
[  270.016713][ T4601]  ? lock_acquire.part.0+0xbc/0x260
[  270.016843][ T4601]  ? rtnl_newlink+0x883/0xee0
[  270.016972][ T4601]  ? rcu_is_watching+0x15/0xd0
[  270.017102][ T4601]  ? lock_acquire+0x134/0x160
[  270.017307][ T4601]  ? rcu_is_watching+0x15/0xd0
[  270.017435][ T4601]  ? rcu_is_watching+0x15/0xd0
[  270.017562][ T4601]  ? trace_contention_end+0xb3/0x1a0
[  270.017691][ T4601]  ? __mutex_lock+0x1db/0x2010
[  270.017821][ T4601]  ? __mutex_lock+0x9b2/0x2010
[  270.017948][ T4601]  ? rtnl_newlink+0x883/0xee0
[  270.018079][ T4601]  ? ww_mutex_lock+0x160/0x160
[  270.018282][ T4601]  ? __rtnl_newlink+0x3fa/0xa50
[  270.018414][ T4601]  rtnl_newlink+0x8d1/0xee0
[  270.018546][ T4601]  ? lock_acquire.part.0+0xbc/0x260
[  270.018675][ T4601]  ? find_held_lock+0x2b/0x80
[  270.018807][ T4601]  ? __rtnl_newlink+0xa50/0xa50
[  270.018936][ T4601]  ? mark_usage+0x61/0x170
[  270.019062][ T4601]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.019349][ T4601]  ? lock_acquire.part.0+0xbc/0x260
[  270.019479][ T4601]  ? find_held_lock+0x2b/0x80
[  270.019606][ T4601]  ? __rtnl_newlink+0xa50/0xa50
[  270.019733][ T4601]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.019863][ T4601]  ? __rtnl_newlink+0xa50/0xa50
[  270.019988][ T4601]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  270.020113][ T4601]  ? validate_chain+0x38b/0xc20
[  270.020280][ T4601]  ? rtnl_link_fill+0x900/0x900
[  270.020405][ T4601]  ? __lock_acquire+0x508/0xc10
[  270.020535][ T4601]  ? lock_acquire.part.0+0xbc/0x260
[  270.020661][ T4601]  ? find_held_lock+0x2b/0x80
[  270.020789][ T4601]  netlink_rcv_skb+0x14e/0x3a0
[  270.020917][ T4601]  ? rtnl_link_fill+0x900/0x900
[  270.021044][ T4601]  ? netlink_ack+0xcd0/0xcd0
[  270.021179][ T4601]  ? netlink_deliver_tap+0xc5/0x330
[  270.021310][ T4601]  ? netlink_deliver_tap+0x13c/0x330
[  270.021442][ T4601]  netlink_unicast+0x486/0x750
[  270.021569][ T4601]  ? netlink_attachskb+0x810/0x810
[  270.021697][ T4601]  ? __lock_acquire+0x508/0xc10
[  270.021828][ T4601]  netlink_sendmsg+0x735/0xc60
[  270.021955][ T4601]  ? netlink_unicast+0x750/0x750
[  270.022082][ T4601]  ? __might_fault+0x97/0x140
[  270.022217][ T4601]  ____sys_sendmsg+0x419/0x850
[  270.022350][ T4601]  ? copy_msghdr_from_user+0x2a0/0x460
[  270.022481][ T4601]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  270.022637][ T4601]  ? move_addr_to_kernel+0x40/0x40
[  270.022768][ T4601]  ? stack_depot_save_flags+0x367/0x770
[  270.022895][ T4601]  ? validate_chain+0x38b/0xc20
[  270.023023][ T4601]  ___sys_sendmsg+0x14e/0x1d0
[  270.023155][ T4601]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  270.023319][ T4601]  ? copy_msghdr_from_user+0x460/0x460
[  270.023460][ T4601]  __sys_sendmsg+0x145/0x1f0
[  270.023587][ T4601]  ? __sys_sendmsg_sock+0x20/0x20
[  270.023716][ T4601]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  270.023877][ T4601]  ? do_raw_spin_unlock+0x59/0x250
[  270.024005][ T4601]  ? rcu_is_watching+0x15/0xd0
[  270.024137][ T4601]  do_syscall_64+0x117/0xfc0
[  270.024271][ T4601]  ? trace_hardirqs_off+0xd/0x30
[  270.024401][ T4601]  ? exc_page_fault+0xee/0x100
[  270.024528][ T4601]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  270.024686][ T4601] RIP: 0033:0x7f0ebbac708e
[  270.024820][ T4601] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  270.025276][ T4601] RSP: 002b:00007ffe82c09770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.025472][ T4601] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0ebbac708e
[  270.025664][ T4601] RDX: 0000000000000000 RSI: 00007ffe82c09820 RDI: 0000000000000005
[  270.025856][ T4601] RBP: 00007ffe82c09780 R08: 0000000000000000 R09: 0000000000000000
[  270.026047][ T4601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c632
[  270.026250][ T4601] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe82c09ef0
[  270.026445][ T4601]  </TASK>
[  270.026541][ T4601] irq event stamp: 21475
[  270.026639][ T4601] hardirqs last  enabled at (21483): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  270.026865][ T4601] hardirqs last disabled at (21490): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  270.027089][ T4601] softirqs last  enabled at (21118): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  270.027327][ T4601] softirqs last disabled at (21057): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  270.027551][ T4601] ---[ end trace 0000000000000000 ]---
[  270.279629][ T4611] ------------[ cut here ]------------
[  270.279861][ T4611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4611
[  270.280192][ T4611] Modules linked in: 8021q
[  270.280392][ T4611] CPU: 2 UID: 0 PID: 4611 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  270.280699][ T4611] Tainted: [W]=WARN
[  270.280843][ T4611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.281050][ T4611] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  270.281968][ T4611] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  270.282487][ T4611] RSP: 0018:ffa0000000527020 EFLAGS: 00010286
[  270.282695][ T4611] RAX: 00000000ffffffa6 RBX: ff11000010ebe4c0 RCX: 1ff40000000a4dca
[  270.282935][ T4611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010ebe570
[  270.283181][ T4611] RBP: ff11000004baa000 R08: 1fe22000021d7caf R09: ff110000107a2e58
[  270.283427][ T4611] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[  270.283665][ T4611] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  270.283909][ T4611] FS:  00007f14394e1840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  270.284197][ T4611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  270.284415][ T4611] CR2: 00007f14397b11a0 CR3: 0000000009504005 CR4: 0000000000771ef0
[  270.284656][ T4611] PKRU: 55555554
[  270.284802][ T4611] Call Trace:
[  270.284946][ T4611]  <TASK>
[  270.285059][ T4611]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  270.285255][ T4611]  rtmsg_ifinfo+0x5c/0xb0
[  270.285400][ T4611]  __dev_notify_flags+0x1b8/0x280
[  270.285585][ T4611]  ? __local_bh_enable_ip+0xa5/0x140
[  270.285768][ T4611]  ? netif_change_name+0x8c0/0x8c0
[  270.285943][ T4611]  ? __dev_change_flags+0x288/0x6d0
[  270.286118][ T4611]  ? netif_set_allmulti+0x2c0/0x2c0
[  270.286313][ T4611]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.286489][ T4611]  ? is_bpf_text_address+0x68/0x110
[  270.286668][ T4611]  netif_change_flags+0xfe/0x190
[  270.286847][ T4611]  ? unwind_get_return_address+0x67/0xd0
[  270.287021][ T4611]  do_setlink.isra.0+0x1d25/0x2a60
[  270.287211][ T4611]  ? rtnl_link_get_size+0x350/0x350
[  270.287395][ T4611]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  270.287603][ T4611]  ? rcu_read_lock_any_held+0x3c/0x90
[  270.287782][ T4611]  ? validate_chain+0x38b/0xc20
[  270.287959][ T4611]  ? rcu_read_lock_any_held+0x66/0x90
[  270.288145][ T4611]  ? stack_depot_save_flags+0x367/0x770
[  270.288335][ T4611]  ? __kernel_text_address+0x12/0x30
[  270.288513][ T4611]  ? __lock_acquire+0x508/0xc10
[  270.288691][ T4611]  ? lock_acquire.part.0+0xbc/0x260
[  270.288868][ T4611]  ? rtnl_newlink+0x883/0xee0
[  270.289045][ T4611]  ? rcu_is_watching+0x15/0xd0
[  270.289233][ T4611]  ? lock_acquire+0x134/0x160
[  270.289417][ T4611]  ? rcu_is_watching+0x15/0xd0
[  270.289596][ T4611]  ? rcu_is_watching+0x15/0xd0
[  270.289776][ T4611]  ? trace_contention_end+0xb3/0x1a0
[  270.289954][ T4611]  ? __mutex_lock+0x1db/0x2010
[  270.290143][ T4611]  ? __mutex_lock+0x9b2/0x2010
[  270.290332][ T4611]  ? rtnl_newlink+0x883/0xee0
[  270.290514][ T4611]  ? ww_mutex_lock+0x160/0x160
[  270.290692][ T4611]  ? __rtnl_newlink+0x3fa/0xa50
[  270.290876][ T4611]  rtnl_newlink+0x8d1/0xee0
[  270.291053][ T4611]  ? lock_acquire.part.0+0xbc/0x260
[  270.291251][ T4611]  ? find_held_lock+0x2b/0x80
[  270.291426][ T4611]  ? __rtnl_newlink+0xa50/0xa50
[  270.291601][ T4611]  ? mark_usage+0x61/0x170
[  270.291779][ T4611]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.291962][ T4611]  ? lock_acquire.part.0+0xbc/0x260
[  270.292147][ T4611]  ? find_held_lock+0x2b/0x80
[  270.292331][ T4611]  ? __rtnl_newlink+0xa50/0xa50
[  270.292507][ T4611]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.292685][ T4611]  ? __rtnl_newlink+0xa50/0xa50
[  270.292864][ T4611]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  270.293043][ T4611]  ? validate_chain+0x38b/0xc20
[  270.293233][ T4611]  ? rtnl_link_fill+0x900/0x900
[  270.293421][ T4611]  ? __lock_acquire+0x508/0xc10
[  270.293600][ T4611]  ? lock_acquire.part.0+0xbc/0x260
[  270.293781][ T4611]  ? find_held_lock+0x2b/0x80
[  270.293959][ T4611]  netlink_rcv_skb+0x14e/0x3a0
[  270.294150][ T4611]  ? rtnl_link_fill+0x900/0x900
[  270.294337][ T4611]  ? netlink_ack+0xcd0/0xcd0
[  270.294516][ T4611]  ? netlink_deliver_tap+0xc5/0x330
[  270.294690][ T4611]  ? netlink_deliver_tap+0x13c/0x330
[  270.294871][ T4611]  netlink_unicast+0x486/0x750
[  270.295052][ T4611]  ? netlink_attachskb+0x810/0x810
[  270.295264][ T4611]  ? __lock_acquire+0x508/0xc10
[  270.295444][ T4611]  netlink_sendmsg+0x735/0xc60
[  270.295620][ T4611]  ? netlink_unicast+0x750/0x750
[  270.295803][ T4611]  ? __might_fault+0x97/0x140
[  270.295982][ T4611]  ____sys_sendmsg+0x419/0x850
[  270.296174][ T4611]  ? copy_msghdr_from_user+0x2a0/0x460
[  270.296369][ T4611]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  270.296581][ T4611]  ? move_addr_to_kernel+0x40/0x40
[  270.296761][ T4611]  ? stack_depot_save_flags+0x367/0x770
[  270.296941][ T4611]  ? validate_chain+0x38b/0xc20
[  270.297121][ T4611]  ___sys_sendmsg+0x14e/0x1d0
[  270.297318][ T4611]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  270.297529][ T4611]  ? copy_msghdr_from_user+0x460/0x460
[  270.297722][ T4611]  __sys_sendmsg+0x145/0x1f0
[  270.297900][ T4611]  ? __sys_sendmsg_sock+0x20/0x20
[  270.298072][ T4611]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  270.298299][ T4611]  ? do_raw_spin_unlock+0x59/0x250
[  270.298476][ T4611]  ? rcu_is_watching+0x15/0xd0
[  270.298653][ T4611]  do_syscall_64+0x117/0xfc0
[  270.298832][ T4611]  ? trace_hardirqs_off+0xd/0x30
[  270.299009][ T4611]  ? exc_page_fault+0xee/0x100
[  270.299206][ T4611]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  270.299428][ T4611] RIP: 0033:0x7f143971b08e
[  270.299612][ T4611] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  270.300118][ T4611] RSP: 002b:00007ffcfbb1f570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.300379][ T4611] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f143971b08e
[  270.300624][ T4611] RDX: 0000000000000000 RSI: 00007ffcfbb1f620 RDI: 0000000000000005
[  270.300864][ T4611] RBP: 00007ffcfbb1f580 R08: 0000000000000000 R09: 0000000000000000
[  270.301104][ T4611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c632
[  270.301361][ T4611] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfbb1fcf0
[  270.301606][ T4611]  </TASK>
[  270.301753][ T4611] irq event stamp: 25231
[  270.301895][ T4611] hardirqs last  enabled at (25241): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  270.302175][ T4611] hardirqs last disabled at (25252): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  270.302454][ T4611] softirqs last  enabled at (24898): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  270.302727][ T4611] softirqs last disabled at (24891): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  270.302997][ T4611] ---[ end trace 0000000000000000 ]---
[  270.345348][ T4612] ------------[ cut here ]------------
[  270.345569][ T4612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4612
[  270.345957][ T4612] Modules linked in: 8021q
[  270.346170][ T4612] CPU: 3 UID: 0 PID: 4612 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  270.346557][ T4612] Tainted: [W]=WARN
[  270.346700][ T4612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.346940][ T4612] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  270.347194][ T4612] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  270.347872][ T4612] RSP: 0018:ffa0000000527190 EFLAGS: 00010286
[  270.348115][ T4612] RAX: 00000000ffffffa6 RBX: ff110000100804c0 RCX: 1ff40000000a4df8
[  270.348410][ T4612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010080570
[  270.348694][ T4612] RBP: ff11000004baa000 R08: 1fe22000020100af R09: ff110000107a5158
[  270.348976][ T4612] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  270.349270][ T4612] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  270.349557][ T4612] FS:  00007fe09261c840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  270.349893][ T4612] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  270.350135][ T4612] CR2: 0000000027aa4988 CR3: 000000001067a001 CR4: 0000000000771ef0
[  270.350421][ T4612] PKRU: 55555554
[  270.350562][ T4612] Call Trace:
[  270.350703][ T4612]  <TASK>
[  270.350803][ T4612]  unregister_netdevice_many_notify+0xce3/0x1b30
[  270.351045][ T4612]  ? unregister_netdevice_queued+0x80/0x80
[  270.351284][ T4612]  ? mutex_is_locked+0x1c/0x50
[  270.351470][ T4612]  ? rtnl_is_locked+0x15/0x20
[  270.351658][ T4612]  ? unregister_netdevice_queue+0x6a/0x470
[  270.351894][ T4612]  ? mark_usage+0x61/0x170
[  270.352084][ T4612]  rtnl_dellink+0x4a0/0xae0
[  270.352284][ T4612]  ? lock_acquire.part.0+0xbc/0x260
[  270.352475][ T4612]  ? find_held_lock+0x2b/0x80
[  270.352662][ T4612]  ? rtnl_mdb_del+0x580/0x580
[  270.352850][ T4612]  ? mark_usage+0x61/0x170
[  270.353035][ T4612]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.353266][ T4612]  ? lock_acquire.part.0+0xbc/0x260
[  270.353454][ T4612]  ? find_held_lock+0x2b/0x80
[  270.353639][ T4612]  ? mark_usage+0x61/0x170
[  270.353827][ T4612]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.354011][ T4612]  ? __lock_acquire+0x508/0xc10
[  270.354201][ T4612]  ? bpf_address_lookup+0x202/0x290
[  270.354396][ T4612]  ? lock_acquire.part.0+0xbc/0x260
[  270.354582][ T4612]  ? find_held_lock+0x2b/0x80
[  270.354770][ T4612]  ? rtnl_mdb_del+0x580/0x580
[  270.354960][ T4612]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.355154][ T4612]  ? rtnl_mdb_del+0x580/0x580
[  270.355343][ T4612]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  270.355529][ T4612]  ? validate_chain+0x38b/0xc20
[  270.355718][ T4612]  ? rtnl_link_fill+0x900/0x900
[  270.355909][ T4612]  ? __lock_acquire+0x508/0xc10
[  270.356096][ T4612]  ? lock_acquire.part.0+0xbc/0x260
[  270.356289][ T4612]  ? find_held_lock+0x2b/0x80
[  270.356476][ T4612]  netlink_rcv_skb+0x14e/0x3a0
[  270.356659][ T4612]  ? rtnl_link_fill+0x900/0x900
[  270.356846][ T4612]  ? netlink_ack+0xcd0/0xcd0
[  270.357036][ T4612]  ? netlink_deliver_tap+0xc5/0x330
[  270.357228][ T4612]  ? netlink_deliver_tap+0x13c/0x330
[  270.357424][ T4612]  netlink_unicast+0x486/0x750
[  270.357610][ T4612]  ? netlink_attachskb+0x810/0x810
[  270.357798][ T4612]  ? __lock_acquire+0x508/0xc10
[  270.357979][ T4612]  netlink_sendmsg+0x735/0xc60
[  270.358174][ T4612]  ? netlink_unicast+0x750/0x750
[  270.358365][ T4612]  ? __might_fault+0x97/0x140
[  270.358552][ T4612]  ____sys_sendmsg+0x419/0x850
[  270.358741][ T4612]  ? copy_msghdr_from_user+0x2a0/0x460
[  270.358925][ T4612]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  270.359159][ T4612]  ? move_addr_to_kernel+0x40/0x40
[  270.359347][ T4612]  ? stack_depot_save_flags+0x367/0x770
[  270.359533][ T4612]  ? validate_chain+0x38b/0xc20
[  270.359717][ T4612]  ___sys_sendmsg+0x14e/0x1d0
[  270.359901][ T4612]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  270.360141][ T4612]  ? copy_msghdr_from_user+0x460/0x460
[  270.360351][ T4612]  __sys_sendmsg+0x145/0x1f0
[  270.360535][ T4612]  ? __sys_sendmsg_sock+0x20/0x20
[  270.360716][ T4612]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  270.360949][ T4612]  ? do_raw_spin_unlock+0x59/0x250
[  270.361137][ T4612]  ? rcu_is_watching+0x15/0xd0
[  270.361324][ T4612]  do_syscall_64+0x117/0xfc0
[  270.361508][ T4612]  ? trace_hardirqs_off+0xd/0x30
[  270.361693][ T4612]  ? exc_page_fault+0xee/0x100
[  270.361875][ T4612]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  270.362098][ T4612] RIP: 0033:0x7fe09285608e
[  270.362300][ T4612] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  270.362953][ T4612] RSP: 002b:00007ffe5c64ca30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.363233][ T4612] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe09285608e
[  270.363498][ T4612] RDX: 0000000000000000 RSI: 00007ffe5c64cae0 RDI: 0000000000000005
[  270.363755][ T4612] RBP: 00007ffe5c64ca40 R08: 0000000000000000 R09: 0000000000000000
[  270.364018][ T4612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c632
[  270.364299][ T4612] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5c64d1b0
[  270.364568][ T4612]  </TASK>
[  270.364699][ T4612] irq event stamp: 22325
[  270.364832][ T4612] hardirqs last  enabled at (22333): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  270.365152][ T4612] hardirqs last disabled at (22342): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  270.365458][ T4612] softirqs last  enabled at (21668): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  270.365765][ T4612] softirqs last disabled at (21663): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  270.366072][ T4612] ---[ end trace 0000000000000000 ]---
[  270.366304][ T4612] bond0 (unregistering): Released all slaves
[  270.479156][ T4613] ------------[ cut here ]------------
[  270.479459][ T4613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4613
[  270.479890][ T4613] Modules linked in: 8021q
[  270.480103][ T4613] CPU: 0 UID: 0 PID: 4613 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  270.480540][ T4613] Tainted: [W]=WARN
[  270.480704][ T4613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.480985][ T4613] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  270.481286][ T4613] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  270.482062][ T4613] RSP: 0018:ffa0000000527028 EFLAGS: 00010286
[  270.482348][ T4613] RAX: 00000000ffffffa6 RBX: ff1100000ca2c340 RCX: 1ff40000000a4dcb
[  270.482665][ T4613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca2c3f0
[  270.482992][ T4613] RBP: ff1100000f7fa000 R08: 1fe220000194587f R09: ff1100000f9e0b80
[  270.483330][ T4613] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[  270.483659][ T4613] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[  270.483995][ T4613] FS:  00007f4b36bc9840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  270.484397][ T4613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  270.484669][ T4613] CR2: 00007f4b36f30f43 CR3: 00000000113cf002 CR4: 0000000000771ef0
[  270.484992][ T4613] PKRU: 55555554
[  270.485163][ T4613] Call Trace:
[  270.485335][ T4613]  <TASK>
[  270.485451][ T4613]  ? rcu_is_watching+0x15/0xd0
[  270.485673][ T4613]  rtnetlink_event+0xe0/0x1f0
[  270.485896][ T4613]  notifier_call_chain+0xb0/0x320
[  270.486120][ T4613]  netdev_update_features+0xa9/0xb0
[  270.486360][ T4613]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  270.486636][ T4613]  bond_option_mode_set+0x316/0x500
[  270.486857][ T4613]  __bond_opt_set+0x1b1/0x390
[  270.487076][ T4613]  ? pcpu_alloc+0x11/0x440
[  270.487315][ T4613]  bond_changelink+0x17c/0x23f0
[  270.487534][ T4613]  ? lockdep_hardirqs_on+0x8c/0x130
[  270.487757][ T4613]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  270.488030][ T4613]  ? _raw_spin_unlock_irqrestore+0x40/0x80
[  270.488322][ T4613]  ? __debug_object_init+0x2b7/0x3b0
[  270.488544][ T4613]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  270.488765][ T4613]  ? debug_object_assert_init+0x340/0x340
[  270.488997][ T4613]  ? add_timer_on+0x580/0x580
[  270.489255][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.489501][ T4613]  ? lockdep_init_map_type+0x5d/0x250
[  270.489728][ T4613]  ? timer_init_key+0x10d/0x280
[  270.489957][ T4613]  bond_newlink+0x9e/0xf0
[  270.490134][ T4613]  rtnl_newlink_create+0x2da/0x8c0
[  270.490386][ T4613]  ? rtnl_create_link+0xf20/0xf20
[  270.490602][ T4613]  ? __dev_get_by_name+0x12/0x50
[  270.490817][ T4613]  ? rtnl_dev_get+0xd7/0x170
[  270.491033][ T4613]  __rtnl_newlink+0x22b/0xa50
[  270.491262][ T4613]  rtnl_newlink+0x8d1/0xee0
[  270.491471][ T4613]  ? lock_acquire.part.0+0xbc/0x260
[  270.491681][ T4613]  ? find_held_lock+0x2b/0x80
[  270.491897][ T4613]  ? __rtnl_newlink+0xa50/0xa50
[  270.492107][ T4613]  ? mark_usage+0x61/0x170
[  270.492335][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.492558][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.492779][ T4613]  ? __rtnl_newlink+0xa50/0xa50
[  270.492992][ T4613]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  270.493214][ T4613]  ? validate_chain+0x38b/0xc20
[  270.493429][ T4613]  ? rtnl_link_fill+0x900/0x900
[  270.493640][ T4613]  ? __lock_acquire+0x508/0xc10
[  270.493860][ T4613]  ? lock_acquire.part.0+0xbc/0x260
[  270.494077][ T4613]  ? find_held_lock+0x2b/0x80
[  270.494315][ T4613]  netlink_rcv_skb+0x14e/0x3a0
[  270.494537][ T4613]  ? rtnl_link_fill+0x900/0x900
[  270.494761][ T4613]  ? netlink_ack+0xcd0/0xcd0
[  270.494984][ T4613]  ? netlink_deliver_tap+0xc5/0x330
[  270.495207][ T4613]  ? netlink_deliver_tap+0x13c/0x330
[  270.495433][ T4613]  netlink_unicast+0x486/0x750
[  270.495641][ T4613]  ? netlink_attachskb+0x810/0x810
[  270.495863][ T4613]  ? __lock_acquire+0x508/0xc10
[  270.496090][ T4613]  netlink_sendmsg+0x735/0xc60
[  270.496324][ T4613]  ? netlink_unicast+0x750/0x750
[  270.496544][ T4613]  ? __might_fault+0x97/0x140
[  270.496772][ T4613]  ____sys_sendmsg+0x419/0x850
[  270.496989][ T4613]  ? copy_msghdr_from_user+0x2a0/0x460
[  270.497210][ T4613]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  270.497490][ T4613]  ? move_addr_to_kernel+0x40/0x40
[  270.497719][ T4613]  ___sys_sendmsg+0x14e/0x1d0
[  270.497946][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.498174][ T4613]  ? copy_msghdr_from_user+0x460/0x460
[  270.498416][ T4613]  ? lock_vma_under_rcu+0x159/0x410
[  270.498636][ T4613]  __sys_sendmsg+0x145/0x1f0
[  270.498856][ T4613]  ? __sys_sendmsg_sock+0x20/0x20
[  270.499083][ T4613]  ? rcu_is_watching+0x15/0xd0
[  270.499323][ T4613]  ? rcu_is_watching+0x15/0xd0
[  270.499554][ T4613]  do_syscall_64+0x117/0xfc0
[  270.499780][ T4613]  ? trace_hardirqs_off+0xd/0x30
[  270.500001][ T4613]  ? exc_page_fault+0xee/0x100
[  270.500243][ T4613]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  270.500514][ T4613] RIP: 0033:0x7f4b36e0308e
[  270.500741][ T4613] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  270.501575][ T4613] RSP: 002b:00007ffe2850f8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.501907][ T4613] RAX: ffffffffffffffda RBX: 00007ffe28510098 RCX: 00007f4b36e0308e
[  270.502243][ T4613] RDX: 0000000000000000 RSI: 00007ffe2850f9a0 RDI: 0000000000000005
[  270.502563][ T4613] RBP: 00007ffe2850f900 R08: 0000000000000000 R09: 0000000000000000
[  270.502893][ T4613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c632
[  270.503228][ T4613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe28510070
[  270.503568][ T4613]  </TASK>
[  270.503732][ T4613] irq event stamp: 31631
[  270.503898][ T4613] hardirqs last  enabled at (31639): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  270.504295][ T4613] hardirqs last disabled at (31648): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  270.504673][ T4613] softirqs last  enabled at (30778): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  270.505044][ T4613] softirqs last disabled at (30776): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  270.505451][ T4613] ---[ end trace 0000000000000000 ]---
[  270.516190][ T4613] ------------[ cut here ]------------
[  270.516438][ T4613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4613
[  270.516851][ T4613] Modules linked in: 8021q
[  270.517070][ T4613] CPU: 0 UID: 0 PID: 4613 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  270.517497][ T4613] Tainted: [W]=WARN
[  270.517655][ T4613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.517912][ T4613] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  270.518203][ T4613] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  270.518952][ T4613] RSP: 0018:ffa00000005271b0 EFLAGS: 00010286
[  270.519232][ T4613] RAX: 00000000ffffffa6 RBX: ff1100000ca2c640 RCX: 1ff40000000a4dfc
[  270.519555][ T4613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca2c6f0
[  270.519875][ T4613] RBP: ff1100000f7fa000 R08: 1fe22000019458df R09: ff1100000f9e0b80
[  270.520199][ T4613] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  270.520520][ T4613] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  270.520843][ T4613] FS:  00007f4b36bc9840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  270.521223][ T4613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  270.521499][ T4613] CR2: 00007f4b36f30f43 CR3: 00000000113cf002 CR4: 0000000000771ef0
[  270.521819][ T4613] PKRU: 55555554
[  270.521981][ T4613] Call Trace:
[  270.522150][ T4613]  <TASK>
[  270.522264][ T4613]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  270.522478][ T4613]  ? lockdep_hardirqs_on+0x8c/0x130
[  270.522693][ T4613]  rtmsg_ifinfo+0x5c/0xb0
[  270.522860][ T4613]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  270.523069][ T4613]  __dev_notify_flags+0x1b8/0x280
[  270.523294][ T4613]  ? netif_change_name+0x8c0/0x8c0
[  270.523506][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.523720][ T4613]  ? lockdep_init_map_type+0x5d/0x250
[  270.523935][ T4613]  ? timer_init_key+0x10d/0x280
[  270.524157][ T4613]  rtnl_configure_link+0x1ac/0x390
[  270.524375][ T4613]  ? bond_newlink+0x9e/0xf0
[  270.524588][ T4613]  rtnl_newlink_create+0x353/0x8c0
[  270.524804][ T4613]  ? rtnl_create_link+0xf20/0xf20
[  270.525014][ T4613]  ? __dev_get_by_name+0x12/0x50
[  270.525235][ T4613]  ? rtnl_dev_get+0xd7/0x170
[  270.525460][ T4613]  __rtnl_newlink+0x22b/0xa50
[  270.525675][ T4613]  rtnl_newlink+0x8d1/0xee0
[  270.525897][ T4613]  ? lock_acquire.part.0+0xbc/0x260
[  270.526107][ T4613]  ? find_held_lock+0x2b/0x80
[  270.526332][ T4613]  ? __rtnl_newlink+0xa50/0xa50
[  270.526543][ T4613]  ? mark_usage+0x61/0x170
[  270.526751][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.526970][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.527205][ T4613]  ? __rtnl_newlink+0xa50/0xa50
[  270.527435][ T4613]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  270.527677][ T4613]  ? validate_chain+0x38b/0xc20
[  270.527885][ T4613]  ? rtnl_link_fill+0x900/0x900
[  270.528123][ T4613]  ? __lock_acquire+0x508/0xc10
[  270.528374][ T4613]  ? lock_acquire.part.0+0xbc/0x260
[  270.528579][ T4613]  ? find_held_lock+0x2b/0x80
[  270.528799][ T4613]  netlink_rcv_skb+0x14e/0x3a0
[  270.529016][ T4613]  ? rtnl_link_fill+0x900/0x900
[  270.529233][ T4613]  ? netlink_ack+0xcd0/0xcd0
[  270.529453][ T4613]  ? netlink_deliver_tap+0xc5/0x330
[  270.529660][ T4613]  ? netlink_deliver_tap+0x13c/0x330
[  270.529874][ T4613]  netlink_unicast+0x486/0x750
[  270.530085][ T4613]  ? netlink_attachskb+0x810/0x810
[  270.530308][ T4613]  ? __lock_acquire+0x508/0xc10
[  270.530517][ T4613]  netlink_sendmsg+0x735/0xc60
[  270.530726][ T4613]  ? netlink_unicast+0x750/0x750
[  270.530941][ T4613]  ? __might_fault+0x97/0x140
[  270.531162][ T4613]  ____sys_sendmsg+0x419/0x850
[  270.531399][ T4613]  ? copy_msghdr_from_user+0x2a0/0x460
[  270.531607][ T4613]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  270.531903][ T4613]  ? move_addr_to_kernel+0x40/0x40
[  270.532159][ T4613]  ___sys_sendmsg+0x14e/0x1d0
[  270.532417][ T4613]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.532677][ T4613]  ? copy_msghdr_from_user+0x460/0x460
[  270.532932][ T4613]  ? lock_vma_under_rcu+0x159/0x410
[  270.533176][ T4613]  __sys_sendmsg+0x145/0x1f0
[  270.533395][ T4613]  ? __sys_sendmsg_sock+0x20/0x20
[  270.533654][ T4613]  ? rcu_is_watching+0x15/0xd0
[  270.533899][ T4613]  ? rcu_is_watching+0x15/0xd0
[  270.534135][ T4613]  do_syscall_64+0x117/0xfc0
[  270.534350][ T4613]  ? trace_hardirqs_off+0xd/0x30
[  270.534606][ T4613]  ? exc_page_fault+0xee/0x100
[  270.534856][ T4613]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  270.535149][ T4613] RIP: 0033:0x7f4b36e0308e
[  270.535373][ T4613] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  270.536227][ T4613] RSP: 002b:00007ffe2850f8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.536570][ T4613] RAX: ffffffffffffffda RBX: 00007ffe28510098 RCX: 00007f4b36e0308e
[  270.536911][ T4613] RDX: 0000000000000000 RSI: 00007ffe2850f9a0 RDI: 0000000000000005
[  270.537242][ T4613] RBP: 00007ffe2850f900 R08: 0000000000000000 R09: 0000000000000000
[  270.537558][ T4613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c632
[  270.537900][ T4613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe28510070
[  270.538264][ T4613]  </TASK>
[  270.538447][ T4613] irq event stamp: 38965
[  270.538625][ T4613] hardirqs last  enabled at (38973): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  270.539016][ T4613] hardirqs last disabled at (38980): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  270.539422][ T4613] softirqs last  enabled at (38192): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  270.539846][ T4613] softirqs last disabled at (38190): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  270.540218][ T4613] ---[ end trace 0000000000000000 ]---
[  270.591002][ T4616] ------------[ cut here ]------------
[  270.591401][ T4616] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4616
[  270.591686][ T4616] Modules linked in: 8021q
[  270.591835][ T4616] CPU: 3 UID: 0 PID: 4616 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  270.592111][ T4616] Tainted: [W]=WARN
[  270.592287][ T4616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.592473][ T4616] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  270.592658][ T4616] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  270.593245][ T4616] RSP: 0018:ffa0000008097020 EFLAGS: 00010286
[  270.593416][ T4616] RAX: 00000000ffffffa6 RBX: ff1100000ca2d0c0 RCX: 1ff4000001012dca
[  270.593696][ T4616] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca2d170
[  270.593898][ T4616] RBP: ff1100000f7fa000 R08: 1fe2200001945a2f R09: ff1100000c455158
[  270.594097][ T4616] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[  270.594309][ T4616] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  270.594516][ T4616] FS:  00007f6a66538840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  270.594754][ T4616] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  270.594924][ T4616] CR2: 000000001ab8d988 CR3: 0000000011438003 CR4: 0000000000771ef0
[  270.595135][ T4616] PKRU: 55555554
[  270.595237][ T4616] Call Trace:
[  270.595346][ T4616]  <TASK>
[  270.595417][ T4616]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  270.595556][ T4616]  rtmsg_ifinfo+0x5c/0xb0
[  270.595659][ T4616]  ? mark_held_locks+0x40/0x70
[  270.595798][ T4616]  __dev_notify_flags+0x1b8/0x280
[  270.595935][ T4616]  ? netif_change_name+0x8c0/0x8c0
[  270.596071][ T4616]  ? __dev_change_flags+0x4a4/0x6d0
[  270.596209][ T4616]  ? netif_set_allmulti+0x2c0/0x2c0
[  270.596348][ T4616]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.596486][ T4616]  ? is_bpf_text_address+0x68/0x110
[  270.596625][ T4616]  netif_change_flags+0xfe/0x190
[  270.596763][ T4616]  ? unwind_get_return_address+0x67/0xd0
[  270.596897][ T4616]  do_setlink.isra.0+0x1d25/0x2a60
[  270.597035][ T4616]  ? rtnl_link_get_size+0x350/0x350
[  270.597174][ T4616]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  270.597346][ T4616]  ? rcu_read_lock_any_held+0x3c/0x90
[  270.597480][ T4616]  ? validate_chain+0x38b/0xc20
[  270.597614][ T4616]  ? rcu_read_lock_any_held+0x66/0x90
[  270.597750][ T4616]  ? stack_depot_save_flags+0x367/0x770
[  270.597884][ T4616]  ? __kernel_text_address+0x12/0x30
[  270.598018][ T4616]  ? __lock_acquire+0x508/0xc10
[  270.598160][ T4616]  ? lock_acquire.part.0+0xbc/0x260
[  270.598298][ T4616]  ? rtnl_newlink+0x883/0xee0
[  270.598432][ T4616]  ? rcu_is_watching+0x15/0xd0
[  270.598565][ T4616]  ? lock_acquire+0x134/0x160
[  270.598699][ T4616]  ? rcu_is_watching+0x15/0xd0
[  270.598833][ T4616]  ? rcu_is_watching+0x15/0xd0
[  270.598967][ T4616]  ? trace_contention_end+0xb3/0x1a0
[  270.599101][ T4616]  ? __mutex_lock+0x1db/0x2010
[  270.599239][ T4616]  ? __mutex_lock+0x9b2/0x2010
[  270.599379][ T4616]  ? rtnl_newlink+0x883/0xee0
[  270.599515][ T4616]  ? ww_mutex_lock+0x160/0x160
[  270.599651][ T4616]  ? __rtnl_newlink+0x3fa/0xa50
[  270.599790][ T4616]  rtnl_newlink+0x8d1/0xee0
[  270.599925][ T4616]  ? lock_acquire.part.0+0xbc/0x260
[  270.600059][ T4616]  ? find_held_lock+0x2b/0x80
[  270.600198][ T4616]  ? __rtnl_newlink+0xa50/0xa50
[  270.600337][ T4616]  ? mark_usage+0x61/0x170
[  270.600473][ T4616]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.600612][ T4616]  ? lock_acquire.part.0+0xbc/0x260
[  270.600748][ T4616]  ? find_held_lock+0x2b/0x80
[  270.600880][ T4616]  ? __rtnl_newlink+0xa50/0xa50
[  270.601012][ T4616]  ? __lock_release.isra.0+0x6b/0x1a0
[  270.601152][ T4616]  ? __rtnl_newlink+0xa50/0xa50
[  270.601289][ T4616]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  270.601424][ T4616]  ? validate_chain+0x38b/0xc20
[  270.601559][ T4616]  ? rtnl_link_fill+0x900/0x900
[  270.601693][ T4616]  ? __lock_acquire+0x508/0xc10
[  270.601833][ T4616]  ? lock_acquire.part.0+0xbc/0x260
[  270.601966][ T4616]  ? find_held_lock+0x2b/0x80
[  270.602099][ T4616]  netlink_rcv_skb+0x14e/0x3a0
[  270.602242][ T4616]  ? rtnl_link_fill+0x900/0x900
[  270.602377][ T4616]  ? netlink_ack+0xcd0/0xcd0
[  270.602517][ T4616]  ? netlink_deliver_tap+0xc5/0x330
[  270.602649][ T4616]  ? netlink_deliver_tap+0x13c/0x330
[  270.602786][ T4616]  netlink_unicast+0x486/0x750
[  270.602923][ T4616]  ? netlink_attachskb+0x810/0x810
[  270.603057][ T4616]  ? __lock_acquire+0x508/0xc10
[  270.603196][ T4616]  netlink_sendmsg+0x735/0xc60
[  270.603336][ T4616]  ? netlink_unicast+0x750/0x750
[  270.603471][ T4616]  ? __might_fault+0x97/0x140
[  270.603608][ T4616]  ____sys_sendmsg+0x419/0x850
[  270.603747][ T4616]  ? copy_msghdr_from_user+0x2a0/0x460
[  270.603879][ T4616]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  270.604045][ T4616]  ? move_addr_to_kernel+0x40/0x40
[  270.604184][ T4616]  ? stack_depot_save_flags+0x367/0x770
[  270.604323][ T4616]  ? validate_chain+0x38b/0xc20
[  270.604458][ T4616]  ___sys_sendmsg+0x14e/0x1d0
[  270.604600][ T4616]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  270.604772][ T4616]  ? copy_msghdr_from_user+0x460/0x460
[  270.604919][ T4616]  __sys_sendmsg+0x145/0x1f0
[  270.605082][ T4616]  ? __sys_sendmsg_sock+0x20/0x20
[  270.605256][ T4616]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  270.605455][ T4616]  ? do_raw_spin_unlock+0x59/0x250
[  270.605626][ T4616]  ? rcu_is_watching+0x15/0xd0
[  270.605767][ T4616]  do_syscall_64+0x117/0xfc0
[  270.605904][ T4616]  ? trace_hardirqs_off+0xd/0x30
[  270.606038][ T4616]  ? exc_page_fault+0xee/0x100
[  270.606200][ T4616]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  270.606400][ T4616] RIP: 0033:0x7f6a6677208e
[  270.606568][ T4616] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  270.607120][ T4616] RSP: 002b:00007ffc957a2be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.607490][ T4616] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a6677208e
[  270.607940][ T4616] RDX: 0000000000000000 RSI: 00007ffc957a2c90 RDI: 0000000000000005
[  270.608167][ T4616] RBP: 00007ffc957a2bf0 R08: 0000000000000000 R09: 0000000000000000
[  270.608716][ T4616] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c633
[  270.609260][ T4616] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc957a3360
[  270.609714][ T4616]  </TASK>
[  270.609938][ T4616] irq event stamp: 15285
[  270.610142][ T4616] hardirqs last  enabled at (15295): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  270.610622][ T4616] hardirqs last disabled at (15302): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  270.611022][ T4616] softirqs last  enabled at (14468): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  270.611377][ T4616] softirqs last disabled at (14355): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  270.611730][ T4616] ---[ end trace 0000000000000000 ]---
[  270.612150][ T4616] 8021q: adding VLAN 0 to HW filter on device bond0
[  272.820167][ T4655] ------------[ cut here ]------------
[  272.820389][ T4655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4655
[  272.820686][ T4655] Modules linked in: 8021q
[  272.820842][ T4655] CPU: 3 UID: 0 PID: 4655 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  272.821143][ T4655] Tainted: [W]=WARN
[  272.821254][ T4655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  272.821446][ T4655] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  272.821634][ T4655] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  272.822154][ T4655] RSP: 0018:ffa0000000907090 EFLAGS: 00010286
[  272.822343][ T4655] RAX: 00000000ffffffa6 RBX: ff11000010b9b0c0 RCX: 1ff4000000120dd8
[  272.822557][ T4655] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010b9b170
[  272.822776][ T4655] RBP: ff1100000f7fa000 R08: 1fe220000217362f R09: ff1100000be1d180
[  272.822991][ T4655] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  272.823210][ T4655] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[  272.823436][ T4655] FS:  00007faba91ff840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  272.823692][ T4655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  272.823877][ T4655] CR2: 00007faba93f8460 CR3: 000000000f837005 CR4: 0000000000771ef0
[  272.824102][ T4655] PKRU: 55555554
[  272.824214][ T4655] Call Trace:
[  272.824330][ T4655]  <TASK>
[  272.824406][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.824551][ T4655]  rtnetlink_event+0xe0/0x1f0
[  272.824696][ T4655]  notifier_call_chain+0xb0/0x320
[  272.824849][ T4655]  __netdev_upper_dev_link+0x3a5/0x590
[  272.825002][ T4655]  ? netdev_wait_allrefs_any+0x570/0x570
[  272.825158][ T4655]  ? register_netdevice+0x1171/0x1bc0
[  272.825312][ T4655]  netdev_upper_dev_link+0x81/0xb0
[  272.825459][ T4655]  ? __netdev_upper_dev_link+0x590/0x590
[  272.825607][ T4655]  register_vlan_dev+0x276/0x6d0 [8021q]
[  272.825757][ T4655]  ? lockdep_rtnl_is_held+0x1a/0x20
[  272.825904][ T4655]  vlan_newlink+0x421/0x6c0 [8021q]
[  272.826050][ T4655]  ? nla_strscpy+0xe3/0x180
[  272.826203][ T4655]  rtnl_newlink_create+0x2da/0x8c0
[  272.826358][ T4655]  ? rtnl_create_link+0xf20/0xf20
[  272.826503][ T4655]  ? __dev_get_by_name+0x12/0x50
[  272.826652][ T4655]  ? rtnl_dev_get+0xd7/0x170
[  272.826803][ T4655]  __rtnl_newlink+0x22b/0xa50
[  272.826957][ T4655]  rtnl_newlink+0x8d1/0xee0
[  272.827104][ T4655]  ? lock_acquire.part.0+0xbc/0x260
[  272.827270][ T4655]  ? find_held_lock+0x2b/0x80
[  272.827417][ T4655]  ? __rtnl_newlink+0xa50/0xa50
[  272.827561][ T4655]  ? mark_usage+0x61/0x170
[  272.827705][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.827856][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.828006][ T4655]  ? __rtnl_newlink+0xa50/0xa50
[  272.828156][ T4655]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  272.828304][ T4655]  ? validate_chain+0x38b/0xc20
[  272.828449][ T4655]  ? rtnl_link_fill+0x900/0x900
[  272.828593][ T4655]  ? __lock_acquire+0x508/0xc10
[  272.828741][ T4655]  ? lock_acquire.part.0+0xbc/0x260
[  272.828885][ T4655]  ? find_held_lock+0x2b/0x80
[  272.829035][ T4655]  netlink_rcv_skb+0x14e/0x3a0
[  272.829186][ T4655]  ? rtnl_link_fill+0x900/0x900
[  272.829334][ T4655]  ? netlink_ack+0xcd0/0xcd0
[  272.829484][ T4655]  ? netlink_deliver_tap+0xc5/0x330
[  272.829628][ T4655]  ? netlink_deliver_tap+0x13c/0x330
[  272.829777][ T4655]  netlink_unicast+0x486/0x750
[  272.829923][ T4655]  ? netlink_attachskb+0x810/0x810
[  272.830070][ T4655]  ? __lock_acquire+0x508/0xc10
[  272.830224][ T4655]  netlink_sendmsg+0x735/0xc60
[  272.830379][ T4655]  ? netlink_unicast+0x750/0x750
[  272.830528][ T4655]  ? __might_fault+0x97/0x140
[  272.830677][ T4655]  ____sys_sendmsg+0x419/0x850
[  272.830824][ T4655]  ? copy_msghdr_from_user+0x2a0/0x460
[  272.830969][ T4655]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  272.831157][ T4655]  ? move_addr_to_kernel+0x40/0x40
[  272.831317][ T4655]  ___sys_sendmsg+0x14e/0x1d0
[  272.831464][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.831610][ T4655]  ? copy_msghdr_from_user+0x460/0x460
[  272.831766][ T4655]  ? lock_vma_under_rcu+0x159/0x410
[  272.831914][ T4655]  __sys_sendmsg+0x145/0x1f0
[  272.832058][ T4655]  ? __sys_sendmsg_sock+0x20/0x20
[  272.832211][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.832364][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.832509][ T4655]  do_syscall_64+0x117/0xfc0
[  272.832656][ T4655]  ? trace_hardirqs_off+0xd/0x30
[  272.832801][ T4655]  ? exc_page_fault+0xee/0x100
[  272.832945][ T4655]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  272.833130][ T4655] RIP: 0033:0x7faba943908e
[  272.833289][ T4655] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  272.833808][ T4655] RSP: 002b:00007ffc48c30f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  272.834032][ T4655] RAX: ffffffffffffffda RBX: 00007ffc48c31738 RCX: 00007faba943908e
[  272.834261][ T4655] RDX: 0000000000000000 RSI: 00007ffc48c31030 RDI: 0000000000000005
[  272.834478][ T4655] RBP: 00007ffc48c30f90 R08: 0000000000000000 R09: 0000000000000000
[  272.834693][ T4655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c635
[  272.834911][ T4655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc48c31700
[  272.835135][ T4655]  </TASK>
[  272.835244][ T4655] irq event stamp: 17417
[  272.835358][ T4655] hardirqs last  enabled at (17425): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  272.835614][ T4655] hardirqs last disabled at (17432): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  272.835863][ T4655] softirqs last  enabled at (16650): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  272.836114][ T4655] softirqs last disabled at (16648): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  272.836374][ T4655] ---[ end trace 0000000000000000 ]---
[  272.836678][ T4655] ------------[ cut here ]------------
[  272.836825][ T4655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4655
[  272.837114][ T4655] Modules linked in: 8021q
[  272.837278][ T4655] CPU: 3 UID: 0 PID: 4655 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  272.837573][ T4655] Tainted: [W]=WARN
[  272.837685][ T4655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  272.837874][ T4655] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  272.838064][ T4655] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  272.838596][ T4655] RSP: 0018:ffa0000000906fa0 EFLAGS: 00010286
[  272.838780][ T4655] RAX: 00000000ffffffa6 RBX: ff11000010b9a4c0 RCX: 1ff4000000120dba
[  272.839001][ T4655] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010b9a570
[  272.839237][ T4655] RBP: ff1100000f7fa000 R08: 1fe22000021734af R09: ff1100000be1d180
[  272.839464][ T4655] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  272.839683][ T4655] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[  272.839902][ T4655] FS:  00007faba91ff840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  272.840162][ T4655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  272.840455][ T4655] CR2: 00007faba93f8460 CR3: 000000000f837005 CR4: 0000000000771ef0
[  272.840677][ T4655] PKRU: 55555554
[  272.840787][ T4655] Call Trace:
[  272.840897][ T4655]  <TASK>
[  272.841072][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.841225][ T4655]  rtnetlink_event+0xe0/0x1f0
[  272.841379][ T4655]  notifier_call_chain+0xb0/0x320
[  272.841529][ T4655]  netdev_sync_lower_features+0x11f/0x5c0
[  272.841772][ T4655]  ? find_held_lock+0x2b/0x80
[  272.841917][ T4655]  ? __netdev_update_features+0xe60/0xe60
[  272.842061][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.842215][ T4655]  __netdev_update_features+0x4b4/0xe60
[  272.842467][ T4655]  ? select_fallback_rq+0x510/0x510
[  272.842614][ T4655]  ? dev_get_min_mp_channel_count+0x2a0/0x2a0
[  272.842795][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.842940][ T4655]  ? __queue_work+0x315/0xc00
[  272.843193][ T4655]  netdev_update_features+0x60/0xb0
[  272.843345][ T4655]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  272.843527][ T4655]  ? lockdep_hardirqs_on+0x8c/0x130
[  272.843679][ T4655]  ? queue_delayed_work_on+0x95/0x100
[  272.843926][ T4655]  register_vlan_dev+0x3ad/0x6d0 [8021q]
[  272.844075][ T4655]  ? lockdep_rtnl_is_held+0x1a/0x20
[  272.844233][ T4655]  vlan_newlink+0x421/0x6c0 [8021q]
[  272.844382][ T4655]  ? nla_strscpy+0xe3/0x180
[  272.844635][ T4655]  rtnl_newlink_create+0x2da/0x8c0
[  272.844789][ T4655]  ? rtnl_create_link+0xf20/0xf20
[  272.844937][ T4655]  ? __dev_get_by_name+0x12/0x50
[  272.845086][ T4655]  ? rtnl_dev_get+0xd7/0x170
[  272.845241][ T4655]  __rtnl_newlink+0x22b/0xa50
[  272.845393][ T4655]  rtnl_newlink+0x8d1/0xee0
[  272.845541][ T4655]  ? lock_acquire.part.0+0xbc/0x260
[  272.845688][ T4655]  ? find_held_lock+0x2b/0x80
[  272.845932][ T4655]  ? __rtnl_newlink+0xa50/0xa50
[  272.846079][ T4655]  ? mark_usage+0x61/0x170
[  272.846229][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.846381][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.846629][ T4655]  ? __rtnl_newlink+0xa50/0xa50
[  272.846772][ T4655]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  272.846915][ T4655]  ? validate_chain+0x38b/0xc20
[  272.847057][ T4655]  ? rtnl_link_fill+0x900/0x900
[  272.847309][ T4655]  ? __lock_acquire+0x508/0xc10
[  272.847454][ T4655]  ? lock_acquire.part.0+0xbc/0x260
[  272.847600][ T4655]  ? find_held_lock+0x2b/0x80
[  272.847745][ T4655]  netlink_rcv_skb+0x14e/0x3a0
[  272.847988][ T4655]  ? rtnl_link_fill+0x900/0x900
[  272.848138][ T4655]  ? netlink_ack+0xcd0/0xcd0
[  272.848291][ T4655]  ? netlink_deliver_tap+0xc5/0x330
[  272.848433][ T4655]  ? netlink_deliver_tap+0x13c/0x330
[  272.848681][ T4655]  netlink_unicast+0x486/0x750
[  272.848829][ T4655]  ? netlink_attachskb+0x810/0x810
[  272.848979][ T4655]  ? __lock_acquire+0x508/0xc10
[  272.849131][ T4655]  netlink_sendmsg+0x735/0xc60
[  272.849282][ T4655]  ? netlink_unicast+0x750/0x750
[  272.849429][ T4655]  ? __might_fault+0x97/0x140
[  272.849577][ T4655]  ____sys_sendmsg+0x419/0x850
[  272.849725][ T4655]  ? copy_msghdr_from_user+0x2a0/0x460
[  272.849966][ T4655]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  272.850151][ T4655]  ? move_addr_to_kernel+0x40/0x40
[  272.850304][ T4655]  ___sys_sendmsg+0x14e/0x1d0
[  272.850449][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.850694][ T4655]  ? copy_msghdr_from_user+0x460/0x460
[  272.850847][ T4655]  ? lock_vma_under_rcu+0x159/0x410
[  272.850997][ T4655]  __sys_sendmsg+0x145/0x1f0
[  272.851149][ T4655]  ? __sys_sendmsg_sock+0x20/0x20
[  272.851302][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.851447][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.851591][ T4655]  do_syscall_64+0x117/0xfc0
[  272.851739][ T4655]  ? trace_hardirqs_off+0xd/0x30
[  272.851990][ T4655]  ? exc_page_fault+0xee/0x100
[  272.852139][ T4655]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  272.852324][ T4655] RIP: 0033:0x7faba943908e
[  272.852578][ T4655] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  272.853085][ T4655] RSP: 002b:00007ffc48c30f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  272.853322][ T4655] RAX: ffffffffffffffda RBX: 00007ffc48c31738 RCX: 00007faba943908e
[  272.853536][ T4655] RDX: 0000000000000000 RSI: 00007ffc48c31030 RDI: 0000000000000005
[  272.853852][ T4655] RBP: 00007ffc48c30f90 R08: 0000000000000000 R09: 0000000000000000
[  272.854068][ T4655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c635
[  272.854296][ T4655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc48c31700
[  272.854622][ T4655]  </TASK>
[  272.854730][ T4655] irq event stamp: 18355
[  272.854839][ T4655] hardirqs last  enabled at (18363): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  272.855088][ T4655] hardirqs last disabled at (18370): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  272.855444][ T4655] softirqs last  enabled at (17504): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  272.855693][ T4655] softirqs last disabled at (17502): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  272.856041][ T4655] ---[ end trace 0000000000000000 ]---
[  272.856439][ T4655] ------------[ cut here ]------------
[  272.856663][ T4655] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4655
[  272.856939][ T4655] Modules linked in: 8021q
[  272.857082][ T4655] CPU: 3 UID: 0 PID: 4655 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  272.857373][ T4655] Tainted: [W]=WARN
[  272.857475][ T4655] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  272.857646][ T4655] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  272.857921][ T4655] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  272.859052][ T4655] RSP: 0018:ffa00000009071b0 EFLAGS: 00010286
[  272.859230][ T4655] RAX: 00000000ffffffa6 RBX: ff11000010b9b6c0 RCX: 1ff4000000120dfc
[  272.859437][ T4655] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010b9b770
[  272.859640][ T4655] RBP: ff11000009ee4000 R08: 1fe22000021736ef R09: ff1100000be1d180
[  272.859843][ T4655] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  272.860046][ T4655] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc0564d20
[  272.860263][ T4655] FS:  00007faba91ff840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  272.860505][ T4655] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  272.860679][ T4655] CR2: 00007faba93f8460 CR3: 000000000f837005 CR4: 0000000000771ef0
[  272.860886][ T4655] PKRU: 55555554
[  272.860990][ T4655] Call Trace:
[  272.861098][ T4655]  <TASK>
[  272.861183][ T4655]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  272.861330][ T4655]  ? __queue_work+0x315/0xc00
[  272.861467][ T4655]  rtmsg_ifinfo+0x5c/0xb0
[  272.861570][ T4655]  __dev_notify_flags+0x1b8/0x280
[  272.861708][ T4655]  ? netdev_update_features+0x60/0xb0
[  272.861935][ T4655]  ? netdev_sync_lower_features+0x5c0/0x5c0
[  272.862103][ T4655]  ? netif_change_name+0x8c0/0x8c0
[  272.862243][ T4655]  ? lockdep_hardirqs_on+0x8c/0x130
[  272.862383][ T4655]  ? queue_delayed_work_on+0x95/0x100
[  272.862614][ T4655]  ? register_vlan_dev+0x3ad/0x6d0 [8021q]
[  272.862787][ T4655]  ? lockdep_rtnl_is_held+0x1a/0x20
[  272.862923][ T4655]  rtnl_configure_link+0x1ac/0x390
[  272.863063][ T4655]  ? nla_strscpy+0xe3/0x180
[  272.863303][ T4655]  rtnl_newlink_create+0x353/0x8c0
[  272.863443][ T4655]  ? rtnl_create_link+0xf20/0xf20
[  272.863577][ T4655]  ? __dev_get_by_name+0x12/0x50
[  272.863714][ T4655]  ? rtnl_dev_get+0xd7/0x170
[  272.863945][ T4655]  __rtnl_newlink+0x22b/0xa50
[  272.864084][ T4655]  rtnl_newlink+0x8d1/0xee0
[  272.864228][ T4655]  ? lock_acquire.part.0+0xbc/0x260
[  272.864367][ T4655]  ? find_held_lock+0x2b/0x80
[  272.864590][ T4655]  ? __rtnl_newlink+0xa50/0xa50
[  272.864727][ T4655]  ? mark_usage+0x61/0x170
[  272.864870][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.865008][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.865238][ T4655]  ? __rtnl_newlink+0xa50/0xa50
[  272.865379][ T4655]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  272.865514][ T4655]  ? validate_chain+0x38b/0xc20
[  272.865649][ T4655]  ? rtnl_link_fill+0x900/0x900
[  272.865877][ T4655]  ? __lock_acquire+0x508/0xc10
[  272.866015][ T4655]  ? lock_acquire.part.0+0xbc/0x260
[  272.866154][ T4655]  ? find_held_lock+0x2b/0x80
[  272.866296][ T4655]  netlink_rcv_skb+0x14e/0x3a0
[  272.866521][ T4655]  ? rtnl_link_fill+0x900/0x900
[  272.866656][ T4655]  ? netlink_ack+0xcd0/0xcd0
[  272.866795][ T4655]  ? netlink_deliver_tap+0xc5/0x330
[  272.866980][ T4655]  ? netlink_deliver_tap+0x13c/0x330
[  272.867237][ T4655]  netlink_unicast+0x486/0x750
[  272.867387][ T4655]  ? netlink_attachskb+0x810/0x810
[  272.867551][ T4655]  ? __lock_acquire+0x508/0xc10
[  272.867750][ T4655]  netlink_sendmsg+0x735/0xc60
[  272.868031][ T4655]  ? netlink_unicast+0x750/0x750
[  272.868231][ T4655]  ? __might_fault+0x97/0x140
[  272.868432][ T4655]  ____sys_sendmsg+0x419/0x850
[  272.868627][ T4655]  ? copy_msghdr_from_user+0x2a0/0x460
[  272.868913][ T4655]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  272.869159][ T4655]  ? move_addr_to_kernel+0x40/0x40
[  272.869360][ T4655]  ___sys_sendmsg+0x14e/0x1d0
[  272.869551][ T4655]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.869831][ T4655]  ? copy_msghdr_from_user+0x460/0x460
[  272.870030][ T4655]  ? lock_vma_under_rcu+0x159/0x410
[  272.870232][ T4655]  __sys_sendmsg+0x145/0x1f0
[  272.870385][ T4655]  ? __sys_sendmsg_sock+0x20/0x20
[  272.870613][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.870786][ T4655]  ? rcu_is_watching+0x15/0xd0
[  272.870927][ T4655]  do_syscall_64+0x117/0xfc0
[  272.871062][ T4655]  ? trace_hardirqs_off+0xd/0x30
[  272.871330][ T4655]  ? exc_page_fault+0xee/0x100
[  272.871472][ T4655]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  272.871643][ T4655] RIP: 0033:0x7faba943908e
[  272.871882][ T4655] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  272.872370][ T4655] RSP: 002b:00007ffc48c30f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  272.872665][ T4655] RAX: ffffffffffffffda RBX: 00007ffc48c31738 RCX: 00007faba943908e
[  272.872868][ T4655] RDX: 0000000000000000 RSI: 00007ffc48c31030 RDI: 0000000000000005
[  272.873164][ T4655] RBP: 00007ffc48c30f90 R08: 0000000000000000 R09: 0000000000000000
[  272.873376][ T4655] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c635
[  272.873576][ T4655] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc48c31700
[  272.873879][ T4655]  </TASK>
[  272.873980][ T4655] irq event stamp: 20185
[  272.874080][ T4655] hardirqs last  enabled at (20193): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  272.874412][ T4655] hardirqs last disabled at (20202): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  272.874648][ T4655] softirqs last  enabled at (19500): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  272.874885][ T4655] softirqs last disabled at (18689): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  272.875213][ T4655] ---[ end trace 0000000000000000 ]---
[  272.908157][ T4656] ------------[ cut here ]------------
[  272.908350][ T4656] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/4656
[  272.908628][ T4656] Modules linked in: 8021q
[  272.908772][ T4656] CPU: 0 UID: 0 PID: 4656 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  272.909042][ T4656] Tainted: [W]=WARN
[  272.909151][ T4656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  272.909324][ T4656] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  272.909496][ T4656] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  272.909971][ T4656] RSP: 0018:ffa0000000917020 EFLAGS: 00010286
[  272.910141][ T4656] RAX: 00000000ffffffa6 RBX: ff11000010b9a340 RCX: 1ff4000000122dca
[  272.910350][ T4656] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010b9a3f0
[  272.910549][ T4656] RBP: ff11000009ee4000 R08: 1fe220000217347f R09: ff1100000d450b58
[  272.910748][ T4656] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[  272.910967][ T4656] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  272.911252][ T4656] FS:  00007f44feba1840(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  272.911546][ T4656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  272.911788][ T4656] CR2: 00007f44fee711a0 CR3: 0000000011547003 CR4: 0000000000771ef0
[  272.912064][ T4656] PKRU: 55555554
[  272.912172][ T4656] Call Trace:
[  272.912285][ T4656]  <TASK>
[  272.912356][ T4656]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  272.912492][ T4656]  rtmsg_ifinfo+0x5c/0xb0
[  272.912596][ T4656]  ? mark_held_locks+0x40/0x70
[  272.912732][ T4656]  __dev_notify_flags+0x1b8/0x280
[  272.912869][ T4656]  ? netif_change_name+0x8c0/0x8c0
[  272.913002][ T4656]  ? __dev_change_flags+0x4a4/0x6d0
[  272.913141][ T4656]  ? netif_set_allmulti+0x2c0/0x2c0
[  272.913279][ T4656]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.913414][ T4656]  ? is_bpf_text_address+0x68/0x110
[  272.913549][ T4656]  netif_change_flags+0xfe/0x190
[  272.913684][ T4656]  ? unwind_get_return_address+0x67/0xd0
[  272.913818][ T4656]  do_setlink.isra.0+0x1d25/0x2a60
[  272.913951][ T4656]  ? rtnl_link_get_size+0x350/0x350
[  272.914086][ T4656]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  272.914258][ T4656]  ? rcu_read_lock_any_held+0x3c/0x90
[  272.914396][ T4656]  ? validate_chain+0x38b/0xc20
[  272.914526][ T4656]  ? rcu_read_lock_any_held+0x66/0x90
[  272.914657][ T4656]  ? stack_depot_save_flags+0x367/0x770
[  272.914789][ T4656]  ? __kernel_text_address+0x12/0x30
[  272.914921][ T4656]  ? __lock_acquire+0x508/0xc10
[  272.915056][ T4656]  ? lock_acquire.part.0+0xbc/0x260
[  272.915197][ T4656]  ? rtnl_newlink+0x883/0xee0
[  272.915333][ T4656]  ? rcu_is_watching+0x15/0xd0
[  272.915462][ T4656]  ? lock_acquire+0x134/0x160
[  272.915592][ T4656]  ? rcu_is_watching+0x15/0xd0
[  272.915721][ T4656]  ? rcu_is_watching+0x15/0xd0
[  272.915852][ T4656]  ? trace_contention_end+0xb3/0x1a0
[  272.915984][ T4656]  ? __mutex_lock+0x1db/0x2010
[  272.916118][ T4656]  ? __mutex_lock+0x9b2/0x2010
[  272.916253][ T4656]  ? rtnl_newlink+0x883/0xee0
[  272.916392][ T4656]  ? ww_mutex_lock+0x160/0x160
[  272.916525][ T4656]  ? __rtnl_newlink+0x3fa/0xa50
[  272.916660][ T4656]  rtnl_newlink+0x8d1/0xee0
[  272.916793][ T4656]  ? lock_acquire.part.0+0xbc/0x260
[  272.916928][ T4656]  ? find_held_lock+0x2b/0x80
[  272.917058][ T4656]  ? __rtnl_newlink+0xa50/0xa50
[  272.917198][ T4656]  ? mark_usage+0x61/0x170
[  272.917339][ T4656]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.917476][ T4656]  ? lock_acquire.part.0+0xbc/0x260
[  272.917608][ T4656]  ? find_held_lock+0x2b/0x80
[  272.917742][ T4656]  ? __rtnl_newlink+0xa50/0xa50
[  272.917877][ T4656]  ? __lock_release.isra.0+0x6b/0x1a0
[  272.918011][ T4656]  ? __rtnl_newlink+0xa50/0xa50
[  272.918153][ T4656]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  272.918291][ T4656]  ? validate_chain+0x38b/0xc20
[  272.918426][ T4656]  ? rtnl_link_fill+0x900/0x900
[  272.918563][ T4656]  ? __lock_acquire+0x508/0xc10
[  272.918700][ T4656]  ? lock_acquire.part.0+0xbc/0x260
[  272.918857][ T4656]  ? find_held_lock+0x2b/0x80
[  272.918992][ T4656]  netlink_rcv_skb+0x14e/0x3a0
[  272.919131][ T4656]  ? rtnl_link_fill+0x900/0x900
[  272.919273][ T4656]  ? netlink_ack+0xcd0/0xcd0
[  272.919412][ T4656]  ? netlink_deliver_tap+0xc5/0x330
[  272.919549][ T4656]  ? netlink_deliver_tap+0x13c/0x330
[  272.919685][ T4656]  netlink_unicast+0x486/0x750
[  272.919818][ T4656]  ? netlink_attachskb+0x810/0x810
[  272.919951][ T4656]  ? __lock_acquire+0x508/0xc10
[  272.920086][ T4656]  netlink_sendmsg+0x735/0xc60
[  272.920230][ T4656]  ? netlink_unicast+0x750/0x750
[  272.920368][ T4656]  ? __might_fault+0x97/0x140
[  272.920506][ T4656]  ____sys_sendmsg+0x419/0x850
[  272.920640][ T4656]  ? copy_msghdr_from_user+0x2a0/0x460
[  272.920772][ T4656]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  272.920934][ T4656]  ? move_addr_to_kernel+0x40/0x40
[  272.921066][ T4656]  ? stack_depot_save_flags+0x367/0x770
[  272.921208][ T4656]  ? validate_chain+0x38b/0xc20
[  272.921345][ T4656]  ___sys_sendmsg+0x14e/0x1d0
[  272.921476][ T4656]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  272.921641][ T4656]  ? copy_msghdr_from_user+0x460/0x460
[  272.921786][ T4656]  __sys_sendmsg+0x145/0x1f0
[  272.921919][ T4656]  ? __sys_sendmsg_sock+0x20/0x20
[  272.922053][ T4656]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  272.922226][ T4656]  ? do_raw_spin_unlock+0x59/0x250
[  272.922368][ T4656]  ? rcu_is_watching+0x15/0xd0
[  272.922504][ T4656]  do_syscall_64+0x117/0xfc0
[  272.922639][ T4656]  ? trace_hardirqs_off+0xd/0x30
[  272.922772][ T4656]  ? exc_page_fault+0xee/0x100
[  272.922907][ T4656]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  272.923072][ T4656] RIP: 0033:0x7f44feddb08e
[  272.923220][ T4656] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  272.923700][ T4656] RSP: 002b:00007fffd9eeae90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  272.923901][ T4656] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f44feddb08e
[  272.924098][ T4656] RDX: 0000000000000000 RSI: 00007fffd9eeaf40 RDI: 0000000000000005
[  272.924310][ T4656] RBP: 00007fffd9eeaea0 R08: 0000000000000000 R09: 0000000000000000
[  272.924508][ T4656] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c635
[  272.924703][ T4656] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd9eeb610
[  272.924905][ T4656]  </TASK>
[  272.925005][ T4656] irq event stamp: 15925
[  272.925107][ T4656] hardirqs last  enabled at (15933): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  272.925346][ T4656] hardirqs last disabled at (15942): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  272.925572][ T4656] softirqs last  enabled at (14994): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  272.925797][ T4656] softirqs last disabled at (14992): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  272.926024][ T4656] ---[ end trace 0000000000000000 ]---
[  278.161863][ T4825] ------------[ cut here ]------------
[  278.162101][ T4825] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4825
[  278.162456][ T4825] Modules linked in: 8021q
[  278.162644][ T4825] CPU: 2 UID: 0 PID: 4825 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.162961][ T4825] Tainted: [W]=WARN
[  278.163110][ T4825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.163910][ T4825] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.164207][ T4825] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.164798][ T4825] RSP: 0018:ffa0000000b471b0 EFLAGS: 00010286
[  278.165047][ T4825] RAX: 00000000ffffffa6 RBX: ff11000010e3a340 RCX: 1ff4000000168dfc
[  278.165313][ T4825] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e3a3f0
[  278.165566][ T4825] RBP: ff1100000d332000 R08: 1fe22000021c747f R09: ff1100000f848b80
[  278.165815][ T4825] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  278.166071][ T4825] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffba3f34a0
[  278.166342][ T4825] FS:  00007eff7ef9f840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.166630][ T4825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.166849][ T4825] CR2: 00007eff7f279cb0 CR3: 00000000113ea002 CR4: 0000000000771ef0
[  278.167095][ T4825] PKRU: 55555554
[  278.167254][ T4825] Call Trace:
[  278.167414][ T4825]  <TASK>
[  278.167533][ T4825]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.167721][ T4825]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.167905][ T4825]  rtmsg_ifinfo+0x5c/0xb0
[  278.168059][ T4825]  ? bond_fill_linkxstats+0x6a0/0x6a0
[  278.168254][ T4825]  __dev_notify_flags+0x1b8/0x280
[  278.168448][ T4825]  ? netif_change_name+0x8c0/0x8c0
[  278.168634][ T4825]  ? lockdep_init_map_type+0x5d/0x250
[  278.168820][ T4825]  ? timer_init_key+0x10d/0x280
[  278.169004][ T4825]  rtnl_configure_link+0x1ac/0x390
[  278.169204][ T4825]  ? bond_newlink+0x9e/0xf0
[  278.169396][ T4825]  rtnl_newlink_create+0x353/0x8c0
[  278.169581][ T4825]  ? rtnl_create_link+0xf20/0xf20
[  278.169765][ T4825]  ? __dev_get_by_name+0x12/0x50
[  278.169952][ T4825]  ? rtnl_dev_get+0xd7/0x170
[  278.170154][ T4825]  __rtnl_newlink+0x22b/0xa50
[  278.170351][ T4825]  rtnl_newlink+0x8d1/0xee0
[  278.170538][ T4825]  ? lock_acquire.part.0+0xbc/0x260
[  278.170722][ T4825]  ? find_held_lock+0x2b/0x80
[  278.170907][ T4825]  ? __rtnl_newlink+0xa50/0xa50
[  278.171089][ T4825]  ? mark_usage+0x61/0x170
[  278.171280][ T4825]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.171478][ T4825]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.171665][ T4825]  ? __rtnl_newlink+0xa50/0xa50
[  278.171848][ T4825]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.172029][ T4825]  ? validate_chain+0x38b/0xc20
[  278.172223][ T4825]  ? rtnl_link_fill+0x900/0x900
[  278.172412][ T4825]  ? __lock_acquire+0x508/0xc10
[  278.172599][ T4825]  ? lock_acquire.part.0+0xbc/0x260
[  278.172783][ T4825]  ? find_held_lock+0x2b/0x80
[  278.172969][ T4825]  netlink_rcv_skb+0x14e/0x3a0
[  278.173168][ T4825]  ? rtnl_link_fill+0x900/0x900
[  278.173355][ T4825]  ? netlink_ack+0xcd0/0xcd0
[  278.173541][ T4825]  ? netlink_deliver_tap+0xc5/0x330
[  278.173722][ T4825]  ? netlink_deliver_tap+0x13c/0x330
[  278.173910][ T4825]  netlink_unicast+0x486/0x750
[  278.174094][ T4825]  ? netlink_attachskb+0x810/0x810
[  278.174285][ T4825]  ? __lock_acquire+0x508/0xc10
[  278.174477][ T4825]  netlink_sendmsg+0x735/0xc60
[  278.174661][ T4825]  ? netlink_unicast+0x750/0x750
[  278.174849][ T4825]  ? __might_fault+0x97/0x140
[  278.175035][ T4825]  ____sys_sendmsg+0x419/0x850
[  278.175233][ T4825]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.175419][ T4825]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.175632][ T4825]  ? move_addr_to_kernel+0x40/0x40
[  278.175825][ T4825]  ___sys_sendmsg+0x14e/0x1d0
[  278.176011][ T4825]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.176206][ T4825]  ? copy_msghdr_from_user+0x460/0x460
[  278.176404][ T4825]  ? lock_vma_under_rcu+0x159/0x410
[  278.176590][ T4825]  __sys_sendmsg+0x145/0x1f0
[  278.176772][ T4825]  ? __sys_sendmsg_sock+0x20/0x20
[  278.176960][ T4825]  ? rcu_is_watching+0x15/0xd0
[  278.177155][ T4825]  ? rcu_is_watching+0x15/0xd0
[  278.177346][ T4825]  do_syscall_64+0x117/0xfc0
[  278.177533][ T4825]  ? trace_hardirqs_off+0xd/0x30
[  278.177720][ T4825]  ? exc_page_fault+0xee/0x100
[  278.177903][ T4825]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.178118][ T4825] RIP: 0033:0x7eff7f1d908e
[  278.178331][ T4825] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.178861][ T4825] RSP: 002b:00007ffd02bc3bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.179114][ T4825] RAX: ffffffffffffffda RBX: 00007ffd02bc4398 RCX: 00007eff7f1d908e
[  278.179385][ T4825] RDX: 0000000000000000 RSI: 00007ffd02bc3ca0 RDI: 0000000000000005
[  278.179633][ T4825] RBP: 00007ffd02bc3c00 R08: 0000000000000000 R09: 0000000000000000
[  278.179889][ T4825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.180152][ T4825] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd02bc4370
[  278.180416][ T4825]  </TASK>
[  278.180564][ T4825] irq event stamp: 27721
[  278.180810][ T4825] hardirqs last  enabled at (27731): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.181094][ T4825] hardirqs last disabled at (27740): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.181484][ T4825] softirqs last  enabled at (26918): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.181764][ T4825] softirqs last disabled at (26867): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.182042][ T4825] ---[ end trace 0000000000000000 ]---
[  278.262443][ T4829] ------------[ cut here ]------------
[  278.262655][ T4829] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4829
[  278.262958][ T4829] Modules linked in: 8021q
[  278.263175][ T4829] CPU: 2 UID: 0 PID: 4829 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.263485][ T4829] Tainted: [W]=WARN
[  278.263628][ T4829] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.263841][ T4829] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.264055][ T4829] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.264560][ T4829] RSP: 0018:ffa0000000c17190 EFLAGS: 00010286
[  278.264774][ T4829] RAX: 00000000ffffffa6 RBX: ff1100000d372340 RCX: 1ff4000000182df8
[  278.265009][ T4829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d3723f0
[  278.265257][ T4829] RBP: ff1100000d332000 R08: 1fe2200001a6e47f R09: ff1100001070d158
[  278.265500][ T4829] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  278.265731][ T4829] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.265963][ T4829] FS:  00007fd460dd2840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.266240][ T4829] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.266455][ T4829] CR2: 00007fd4610a21a0 CR3: 000000000d79e006 CR4: 0000000000771ef0
[  278.266689][ T4829] PKRU: 55555554
[  278.266828][ T4829] Call Trace:
[  278.266969][ T4829]  <TASK>
[  278.267080][ T4829]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.267315][ T4829]  ? unregister_netdevice_queued+0x80/0x80
[  278.267517][ T4829]  ? mutex_is_locked+0x1c/0x50
[  278.267694][ T4829]  ? rtnl_is_locked+0x15/0x20
[  278.267866][ T4829]  ? unregister_netdevice_queue+0x6a/0x470
[  278.268070][ T4829]  ? mark_usage+0x61/0x170
[  278.268264][ T4829]  rtnl_dellink+0x4a0/0xae0
[  278.268447][ T4829]  ? lock_acquire.part.0+0xbc/0x260
[  278.268618][ T4829]  ? find_held_lock+0x2b/0x80
[  278.268791][ T4829]  ? rtnl_mdb_del+0x580/0x580
[  278.268965][ T4829]  ? mark_usage+0x61/0x170
[  278.269147][ T4829]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.269351][ T4829]  ? lock_acquire.part.0+0xbc/0x260
[  278.269524][ T4829]  ? find_held_lock+0x2b/0x80
[  278.269700][ T4829]  ? mark_usage+0x61/0x170
[  278.269874][ T4829]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.270045][ T4829]  ? __lock_acquire+0x508/0xc10
[  278.270228][ T4829]  ? bpf_address_lookup+0x202/0x290
[  278.270416][ T4829]  ? lock_acquire.part.0+0xbc/0x260
[  278.270587][ T4829]  ? find_held_lock+0x2b/0x80
[  278.270759][ T4829]  ? rtnl_mdb_del+0x580/0x580
[  278.270931][ T4829]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.271108][ T4829]  ? rtnl_mdb_del+0x580/0x580
[  278.271292][ T4829]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.271476][ T4829]  ? validate_chain+0x38b/0xc20
[  278.271649][ T4829]  ? rtnl_link_fill+0x900/0x900
[  278.271822][ T4829]  ? __lock_acquire+0x508/0xc10
[  278.271998][ T4829]  ? lock_acquire.part.0+0xbc/0x260
[  278.272185][ T4829]  ? find_held_lock+0x2b/0x80
[  278.272374][ T4829]  netlink_rcv_skb+0x14e/0x3a0
[  278.272552][ T4829]  ? rtnl_link_fill+0x900/0x900
[  278.272729][ T4829]  ? netlink_ack+0xcd0/0xcd0
[  278.272905][ T4829]  ? netlink_deliver_tap+0xc5/0x330
[  278.273080][ T4829]  ? netlink_deliver_tap+0x13c/0x330
[  278.273269][ T4829]  netlink_unicast+0x486/0x750
[  278.273451][ T4829]  ? netlink_attachskb+0x810/0x810
[  278.273626][ T4829]  ? __lock_acquire+0x508/0xc10
[  278.273800][ T4829]  netlink_sendmsg+0x735/0xc60
[  278.273976][ T4829]  ? netlink_unicast+0x750/0x750
[  278.274180][ T4829]  ? __might_fault+0x97/0x140
[  278.274368][ T4829]  ____sys_sendmsg+0x419/0x850
[  278.274548][ T4829]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.274722][ T4829]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.274923][ T4829]  ? move_addr_to_kernel+0x40/0x40
[  278.275097][ T4829]  ? stack_depot_save_flags+0x367/0x770
[  278.275284][ T4829]  ? validate_chain+0x38b/0xc20
[  278.275472][ T4829]  ___sys_sendmsg+0x14e/0x1d0
[  278.275643][ T4829]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.275849][ T4829]  ? copy_msghdr_from_user+0x460/0x460
[  278.276033][ T4829]  __sys_sendmsg+0x145/0x1f0
[  278.276221][ T4829]  ? __sys_sendmsg_sock+0x20/0x20
[  278.276404][ T4829]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.276611][ T4829]  ? do_raw_spin_unlock+0x59/0x250
[  278.276789][ T4829]  ? rcu_is_watching+0x15/0xd0
[  278.276960][ T4829]  do_syscall_64+0x117/0xfc0
[  278.277147][ T4829]  ? trace_hardirqs_off+0xd/0x30
[  278.277329][ T4829]  ? exc_page_fault+0xee/0x100
[  278.277506][ T4829]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.277713][ T4829] RIP: 0033:0x7fd46100c08e
[  278.277895][ T4829] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.278409][ T4829] RSP: 002b:00007ffe7e6f1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.278642][ T4829] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd46100c08e
[  278.278874][ T4829] RDX: 0000000000000000 RSI: 00007ffe7e6f1ea0 RDI: 0000000000000005
[  278.279106][ T4829] RBP: 00007ffe7e6f1e00 R08: 0000000000000000 R09: 0000000000000000
[  278.279359][ T4829] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.279588][ T4829] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7e6f2570
[  278.279825][ T4829]  </TASK>
[  278.279967][ T4829] irq event stamp: 24831
[  278.280110][ T4829] hardirqs last  enabled at (24841): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.280389][ T4829] hardirqs last disabled at (24852): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.280649][ T4829] softirqs last  enabled at (23942): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.280911][ T4829] softirqs last disabled at (23937): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.281189][ T4829] ---[ end trace 0000000000000000 ]---
[  278.281423][ T4829] bond1 (unregistering): Released all slaves
[  278.363834][ T4837] ------------[ cut here ]------------
[  278.364002][ T4837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4837
[  278.364279][ T4837] Modules linked in: 8021q
[  278.364432][ T4837] CPU: 3 UID: 0 PID: 4837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.364696][ T4837] Tainted: [W]=WARN
[  278.364798][ T4837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.364960][ T4837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.365554][ T4837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.366026][ T4837] RSP: 0018:ffa0000000c67060 EFLAGS: 00010286
[  278.366202][ T4837] RAX: 00000000ffffffa6 RBX: ff1100000bdf0c40 RCX: 1ff400000018cdd2
[  278.366400][ T4837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bdf0cf0
[  278.366593][ T4837] RBP: ff11000009f44000 R08: 1fe22000017be19f R09: ff1100000c6c0b58
[  278.366789][ T4837] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  278.366986][ T4837] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000918c000
[  278.367188][ T4837] FS:  00007fa563219840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  278.367425][ T4837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.367592][ T4837] CR2: 000000001e0d5988 CR3: 000000001104b003 CR4: 0000000000771ef0
[  278.367786][ T4837] PKRU: 55555554
[  278.367884][ T4837] Call Trace:
[  278.367982][ T4837]  <TASK>
[  278.368050][ T4837]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.368186][ T4837]  rtmsg_ifinfo+0x5c/0xb0
[  278.368284][ T4837]  netif_close_many+0x2ac/0x640
[  278.368419][ T4837]  ? lock_acquire+0x134/0x160
[  278.368549][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.368679][ T4837]  ? __dev_close_many+0x670/0x670
[  278.368808][ T4837]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.368973][ T4837]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.369143][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.369276][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.369445][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.369573][ T4837]  ? rtnl_is_locked+0x15/0x20
[  278.369699][ T4837]  ? unregister_netdevice_queue+0x6a/0x470
[  278.369858][ T4837]  ? unregister_netdevice_many+0x20/0x20
[  278.369990][ T4837]  rtnl_dellink+0x4a0/0xae0
[  278.370123][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.370261][ T4837]  ? find_held_lock+0x2b/0x80
[  278.370430][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.370601][ T4837]  ? mark_usage+0x61/0x170
[  278.370729][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.370875][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.371002][ T4837]  ? find_held_lock+0x2b/0x80
[  278.371135][ T4837]  ? mark_usage+0x61/0x170
[  278.371261][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.371393][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.371523][ T4837]  ? bpf_address_lookup+0x202/0x290
[  278.371652][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.371779][ T4837]  ? find_held_lock+0x2b/0x80
[  278.371905][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.372031][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.372164][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.372291][ T4837]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.372429][ T4837]  ? validate_chain+0x38b/0xc20
[  278.372556][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.372683][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.372811][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.372943][ T4837]  ? find_held_lock+0x2b/0x80
[  278.373070][ T4837]  netlink_rcv_skb+0x14e/0x3a0
[  278.373206][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.373342][ T4837]  ? netlink_ack+0xcd0/0xcd0
[  278.373482][ T4837]  ? netlink_deliver_tap+0xc5/0x330
[  278.373607][ T4837]  ? netlink_deliver_tap+0x13c/0x330
[  278.373736][ T4837]  netlink_unicast+0x486/0x750
[  278.373865][ T4837]  ? netlink_attachskb+0x810/0x810
[  278.373998][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.374134][ T4837]  netlink_sendmsg+0x735/0xc60
[  278.374265][ T4837]  ? netlink_unicast+0x750/0x750
[  278.374398][ T4837]  ? __might_fault+0x97/0x140
[  278.374536][ T4837]  ____sys_sendmsg+0x419/0x850
[  278.374664][ T4837]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.374791][ T4837]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.374949][ T4837]  ? move_addr_to_kernel+0x40/0x40
[  278.375077][ T4837]  ? stack_depot_save_flags+0x367/0x770
[  278.375211][ T4837]  ? validate_chain+0x38b/0xc20
[  278.375349][ T4837]  ___sys_sendmsg+0x14e/0x1d0
[  278.375476][ T4837]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.375635][ T4837]  ? copy_msghdr_from_user+0x460/0x460
[  278.375774][ T4837]  __sys_sendmsg+0x145/0x1f0
[  278.375901][ T4837]  ? __sys_sendmsg_sock+0x20/0x20
[  278.376030][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.376202][ T4837]  ? do_raw_spin_unlock+0x59/0x250
[  278.376335][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.376465][ T4837]  do_syscall_64+0x117/0xfc0
[  278.376596][ T4837]  ? trace_hardirqs_off+0xd/0x30
[  278.376724][ T4837]  ? exc_page_fault+0xee/0x100
[  278.376852][ T4837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.377015][ T4837] RIP: 0033:0x7fa56345308e
[  278.377158][ T4837] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.377624][ T4837] RSP: 002b:00007fff9e6f5410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.377824][ T4837] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa56345308e
[  278.378022][ T4837] RDX: 0000000000000000 RSI: 00007fff9e6f54c0 RDI: 0000000000000005
[  278.378225][ T4837] RBP: 00007fff9e6f5420 R08: 0000000000000000 R09: 0000000000000000
[  278.378421][ T4837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.378617][ T4837] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e6f5b90
[  278.378817][ T4837]  </TASK>
[  278.378916][ T4837] irq event stamp: 25311
[  278.379013][ T4837] hardirqs last  enabled at (25319): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.379245][ T4837] hardirqs last disabled at (25328): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.379476][ T4837] softirqs last  enabled at (24748): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.379700][ T4837] softirqs last disabled at (24743): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.379923][ T4837] ---[ end trace 0000000000000000 ]---
[  278.381580][ T4837] ------------[ cut here ]------------
[  278.381721][ T4837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4837
[  278.381999][ T4837] Modules linked in: 8021q
[  278.382176][ T4837] CPU: 3 UID: 0 PID: 4837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.382453][ T4837] Tainted: [W]=WARN
[  278.382554][ T4837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.382720][ T4837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.382894][ T4837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.383374][ T4837] RSP: 0018:ffa0000000c66e28 EFLAGS: 00010286
[  278.383542][ T4837] RAX: 00000000ffffffa6 RBX: ff1100001067e340 RCX: 1ff400000018cd8b
[  278.383740][ T4837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001067e3f0
[  278.383937][ T4837] RBP: ff11000008639000 R08: 1fe22000020cfc7f R09: ff1100000c6c0b58
[  278.384140][ T4837] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  278.384343][ T4837] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000c66ed0
[  278.384544][ T4837] FS:  00007fa563219840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  278.384786][ T4837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.384957][ T4837] CR2: 000000001e0d5988 CR3: 000000001104b003 CR4: 0000000000771ef0
[  278.385166][ T4837] PKRU: 55555554
[  278.385266][ T4837] Call Trace:
[  278.385370][ T4837]  <TASK>
[  278.385445][ T4837]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.385581][ T4837]  rtmsg_ifinfo+0x5c/0xb0
[  278.385684][ T4837]  netif_close_many+0x2ac/0x640
[  278.385817][ T4837]  ? __dev_close_many+0x670/0x670
[  278.385951][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.386087][ T4837]  vlan_device_event+0x133b/0x2770 [8021q]
[  278.386261][ T4837]  ? packet_notifier+0x1c2/0xbd0
[  278.386403][ T4837]  ? unregister_vlan_dev+0x380/0x380 [8021q]
[  278.386570][ T4837]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[  278.386708][ T4837]  notifier_call_chain+0xb0/0x320
[  278.386846][ T4837]  netif_close_many+0x2c9/0x640
[  278.386980][ T4837]  ? lock_acquire+0x134/0x160
[  278.387115][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.387254][ T4837]  ? __dev_close_many+0x670/0x670
[  278.387393][ T4837]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.387561][ T4837]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.387730][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.387864][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.388031][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.388171][ T4837]  ? rtnl_is_locked+0x15/0x20
[  278.388311][ T4837]  ? unregister_netdevice_queue+0x6a/0x470
[  278.388482][ T4837]  ? unregister_netdevice_many+0x20/0x20
[  278.388622][ T4837]  rtnl_dellink+0x4a0/0xae0
[  278.388757][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.388895][ T4837]  ? find_held_lock+0x2b/0x80
[  278.389030][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.389172][ T4837]  ? mark_usage+0x61/0x170
[  278.389313][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.389468][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.389604][ T4837]  ? find_held_lock+0x2b/0x80
[  278.389743][ T4837]  ? mark_usage+0x61/0x170
[  278.389878][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.390012][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.390151][ T4837]  ? bpf_address_lookup+0x202/0x290
[  278.390292][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.390429][ T4837]  ? find_held_lock+0x2b/0x80
[  278.390571][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.390705][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.390842][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.390976][ T4837]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.391110][ T4837]  ? validate_chain+0x38b/0xc20
[  278.391255][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.391398][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.391537][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.391675][ T4837]  ? find_held_lock+0x2b/0x80
[  278.391811][ T4837]  netlink_rcv_skb+0x14e/0x3a0
[  278.391946][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.392081][ T4837]  ? netlink_ack+0xcd0/0xcd0
[  278.392225][ T4837]  ? netlink_deliver_tap+0xc5/0x330
[  278.392367][ T4837]  ? netlink_deliver_tap+0x13c/0x330
[  278.392504][ T4837]  netlink_unicast+0x486/0x750
[  278.392638][ T4837]  ? netlink_attachskb+0x810/0x810
[  278.392773][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.392908][ T4837]  netlink_sendmsg+0x735/0xc60
[  278.393045][ T4837]  ? netlink_unicast+0x750/0x750
[  278.393188][ T4837]  ? __might_fault+0x97/0x140
[  278.393335][ T4837]  ____sys_sendmsg+0x419/0x850
[  278.393470][ T4837]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.393602][ T4837]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.393768][ T4837]  ? move_addr_to_kernel+0x40/0x40
[  278.393907][ T4837]  ? stack_depot_save_flags+0x367/0x770
[  278.394050][ T4837]  ? validate_chain+0x38b/0xc20
[  278.394191][ T4837]  ___sys_sendmsg+0x14e/0x1d0
[  278.394334][ T4837]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.394502][ T4837]  ? copy_msghdr_from_user+0x460/0x460
[  278.394650][ T4837]  __sys_sendmsg+0x145/0x1f0
[  278.394790][ T4837]  ? __sys_sendmsg_sock+0x20/0x20
[  278.394925][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.395095][ T4837]  ? do_raw_spin_unlock+0x59/0x250
[  278.395235][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.395375][ T4837]  do_syscall_64+0x117/0xfc0
[  278.395515][ T4837]  ? trace_hardirqs_off+0xd/0x30
[  278.395651][ T4837]  ? exc_page_fault+0xee/0x100
[  278.395789][ T4837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.395958][ T4837] RIP: 0033:0x7fa56345308e
[  278.396098][ T4837] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.396587][ T4837] RSP: 002b:00007fff9e6f5410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.396793][ T4837] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa56345308e
[  278.396999][ T4837] RDX: 0000000000000000 RSI: 00007fff9e6f54c0 RDI: 0000000000000005
[  278.397205][ T4837] RBP: 00007fff9e6f5420 R08: 0000000000000000 R09: 0000000000000000
[  278.397413][ T4837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.397618][ T4837] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e6f5b90
[  278.397831][ T4837]  </TASK>
[  278.397932][ T4837] irq event stamp: 28681
[  278.398032][ T4837] hardirqs last  enabled at (28689): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.398274][ T4837] hardirqs last disabled at (28698): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.398512][ T4837] softirqs last  enabled at (27878): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.398746][ T4837] softirqs last disabled at (27873): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.398976][ T4837] ---[ end trace 0000000000000000 ]---
[  278.400565][ T4837] ------------[ cut here ]------------
[  278.400697][ T4837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4837
[  278.400952][ T4837] Modules linked in: 8021q
[  278.401091][ T4837] CPU: 3 UID: 0 PID: 4837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.401366][ T4837] Tainted: [W]=WARN
[  278.401464][ T4837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.401624][ T4837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.401791][ T4837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.402252][ T4837] RSP: 0018:ffa0000000c67060 EFLAGS: 00010286
[  278.402419][ T4837] RAX: 00000000ffffffa6 RBX: ff1100001067f9c0 RCX: 1ff400000018cdd2
[  278.402607][ T4837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001067fa70
[  278.402801][ T4837] RBP: ff1100000918c000 R08: 1fe22000020cff4f R09: ff1100000c6c0b58
[  278.402992][ T4837] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[  278.403187][ T4837] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000c67100
[  278.403384][ T4837] FS:  00007fa563219840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  278.403607][ T4837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.403766][ T4837] CR2: 000000001e0d5988 CR3: 000000001104b003 CR4: 0000000000771ef0
[  278.403957][ T4837] PKRU: 55555554
[  278.404052][ T4837] Call Trace:
[  278.404152][ T4837]  <TASK>
[  278.404219][ T4837]  ? ip6_route_dev_notify+0x3d/0x380
[  278.404349][ T4837]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.404476][ T4837]  ? notifier_call_chain+0xb0/0x320
[  278.404603][ T4837]  rtmsg_ifinfo+0x5c/0xb0
[  278.404699][ T4837]  netif_close_many+0x2ac/0x640
[  278.404829][ T4837]  ? lock_acquire+0x134/0x160
[  278.404954][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.405079][ T4837]  ? __dev_close_many+0x670/0x670
[  278.405210][ T4837]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.405373][ T4837]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.405532][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.405658][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.405814][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.405941][ T4837]  ? rtnl_is_locked+0x15/0x20
[  278.406066][ T4837]  ? unregister_netdevice_queue+0x6a/0x470
[  278.406234][ T4837]  ? unregister_netdevice_many+0x20/0x20
[  278.406368][ T4837]  rtnl_dellink+0x4a0/0xae0
[  278.406494][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.406619][ T4837]  ? find_held_lock+0x2b/0x80
[  278.406747][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.406878][ T4837]  ? mark_usage+0x61/0x170
[  278.407004][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.407152][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.407278][ T4837]  ? find_held_lock+0x2b/0x80
[  278.407409][ T4837]  ? mark_usage+0x61/0x170
[  278.407541][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.407667][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.407798][ T4837]  ? bpf_address_lookup+0x202/0x290
[  278.407928][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.408055][ T4837]  ? find_held_lock+0x2b/0x80
[  278.408187][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.408317][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.408445][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.408572][ T4837]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.408699][ T4837]  ? validate_chain+0x38b/0xc20
[  278.408828][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.408954][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.409084][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.409216][ T4837]  ? find_held_lock+0x2b/0x80
[  278.409347][ T4837]  netlink_rcv_skb+0x14e/0x3a0
[  278.409480][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.409695][ T4837]  ? netlink_ack+0xcd0/0xcd0
[  278.409826][ T4837]  ? netlink_deliver_tap+0xc5/0x330
[  278.409955][ T4837]  ? netlink_deliver_tap+0x13c/0x330
[  278.410083][ T4837]  netlink_unicast+0x486/0x750
[  278.410218][ T4837]  ? netlink_attachskb+0x810/0x810
[  278.410351][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.410480][ T4837]  netlink_sendmsg+0x735/0xc60
[  278.410608][ T4837]  ? netlink_unicast+0x750/0x750
[  278.410822][ T4837]  ? __might_fault+0x97/0x140
[  278.410952][ T4837]  ____sys_sendmsg+0x419/0x850
[  278.411080][ T4837]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.411213][ T4837]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.411459][ T4837]  ? move_addr_to_kernel+0x40/0x40
[  278.411588][ T4837]  ? stack_depot_save_flags+0x367/0x770
[  278.411717][ T4837]  ? validate_chain+0x38b/0xc20
[  278.411847][ T4837]  ___sys_sendmsg+0x14e/0x1d0
[  278.412061][ T4837]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.412225][ T4837]  ? copy_msghdr_from_user+0x460/0x460
[  278.412368][ T4837]  __sys_sendmsg+0x145/0x1f0
[  278.412496][ T4837]  ? __sys_sendmsg_sock+0x20/0x20
[  278.412709][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.412870][ T4837]  ? do_raw_spin_unlock+0x59/0x250
[  278.412998][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.413219][ T4837]  do_syscall_64+0x117/0xfc0
[  278.413352][ T4837]  ? trace_hardirqs_off+0xd/0x30
[  278.413479][ T4837]  ? exc_page_fault+0xee/0x100
[  278.413609][ T4837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.413854][ T4837] RIP: 0033:0x7fa56345308e
[  278.413986][ T4837] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.414537][ T4837] RSP: 002b:00007fff9e6f5410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.414728][ T4837] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa56345308e
[  278.414917][ T4837] RDX: 0000000000000000 RSI: 00007fff9e6f54c0 RDI: 0000000000000005
[  278.415197][ T4837] RBP: 00007fff9e6f5420 R08: 0000000000000000 R09: 0000000000000000
[  278.415391][ T4837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.415691][ T4837] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e6f5b90
[  278.415915][ T4837]  </TASK>
[  278.416022][ T4837] irq event stamp: 31897
[  278.416138][ T4837] hardirqs last  enabled at (31907): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.416486][ T4837] hardirqs last disabled at (31914): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.416734][ T4837] softirqs last  enabled at (31192): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.417076][ T4837] softirqs last disabled at (31187): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.417342][ T4837] ---[ end trace 0000000000000000 ]---
[  278.418611][ T4837] br0: port 3(c0) entered disabled state
[  278.424437][ T4837] ------------[ cut here ]------------
[  278.424601][ T4837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4837
[  278.424900][ T4837] Modules linked in: 8021q
[  278.425046][ T4837] CPU: 3 UID: 0 PID: 4837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.425432][ T4837] Tainted: [W]=WARN
[  278.425547][ T4837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.425732][ T4837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.425928][ T4837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.426503][ T4837] RSP: 0018:ffa0000000c66ef0 EFLAGS: 00010286
[  278.426670][ T4837] RAX: 00000000ffffffa6 RBX: ff11000010da6040 RCX: 1ff400000018cda4
[  278.426865][ T4837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010da60f0
[  278.427057][ T4837] RBP: ff11000008639000 R08: 1fe22000021b4c1f R09: ff1100000c6c0b58
[  278.427318][ T4837] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  278.427511][ T4837] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.427707][ T4837] FS:  00007fa563219840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  278.427939][ T4837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.428104][ T4837] CR2: 000000001e0d5988 CR3: 000000001104b003 CR4: 0000000000771ef0
[  278.428361][ T4837] PKRU: 55555554
[  278.428461][ T4837] Call Trace:
[  278.428559][ T4837]  <TASK>
[  278.428627][ T4837]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.428794][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.428957][ T4837]  ? mark_held_locks+0x40/0x70
[  278.429091][ T4837]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.429283][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.429459][ T4837]  vlan_device_event+0x1318/0x2770 [8021q]
[  278.429646][ T4837]  ? packet_notifier+0x1c2/0xbd0
[  278.429800][ T4837]  ? unregister_vlan_dev+0x380/0x380 [8021q]
[  278.429979][ T4837]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[  278.430124][ T4837]  notifier_call_chain+0xb0/0x320
[  278.430355][ T4837]  unregister_netdevice_many_notify+0xc4b/0x1b30
[  278.430538][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.430712][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.430858][ T4837]  ? rtnl_is_locked+0x15/0x20
[  278.431001][ T4837]  ? unregister_netdevice_queue+0x6a/0x470
[  278.431264][ T4837]  rtnl_dellink+0x4a0/0xae0
[  278.431413][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.431552][ T4837]  ? find_held_lock+0x2b/0x80
[  278.431691][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.431839][ T4837]  ? mark_usage+0x61/0x170
[  278.431988][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.432212][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.432367][ T4837]  ? find_held_lock+0x2b/0x80
[  278.432503][ T4837]  ? mark_usage+0x61/0x170
[  278.432638][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.432785][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.432934][ T4837]  ? bpf_address_lookup+0x202/0x290
[  278.433078][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.433281][ T4837]  ? find_held_lock+0x2b/0x80
[  278.433419][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.433563][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.433706][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.433850][ T4837]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.433985][ T4837]  ? validate_chain+0x38b/0xc20
[  278.434122][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.434339][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.434484][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.434622][ T4837]  ? find_held_lock+0x2b/0x80
[  278.434762][ T4837]  netlink_rcv_skb+0x14e/0x3a0
[  278.434899][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.435044][ T4837]  ? netlink_ack+0xcd0/0xcd0
[  278.435263][ T4837]  ? netlink_deliver_tap+0xc5/0x330
[  278.435412][ T4837]  ? netlink_deliver_tap+0x13c/0x330
[  278.435551][ T4837]  netlink_unicast+0x486/0x750
[  278.435700][ T4837]  ? netlink_attachskb+0x810/0x810
[  278.435851][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.435996][ T4837]  netlink_sendmsg+0x735/0xc60
[  278.436207][ T4837]  ? netlink_unicast+0x750/0x750
[  278.436366][ T4837]  ? __might_fault+0x97/0x140
[  278.436509][ T4837]  ____sys_sendmsg+0x419/0x850
[  278.436662][ T4837]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.436809][ T4837]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.436998][ T4837]  ? move_addr_to_kernel+0x40/0x40
[  278.437212][ T4837]  ? stack_depot_save_flags+0x367/0x770
[  278.437359][ T4837]  ? validate_chain+0x38b/0xc20
[  278.437502][ T4837]  ___sys_sendmsg+0x14e/0x1d0
[  278.437645][ T4837]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.437831][ T4837]  ? copy_msghdr_from_user+0x460/0x460
[  278.437994][ T4837]  __sys_sendmsg+0x145/0x1f0
[  278.438209][ T4837]  ? __sys_sendmsg_sock+0x20/0x20
[  278.438366][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.438544][ T4837]  ? do_raw_spin_unlock+0x59/0x250
[  278.438693][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.438840][ T4837]  do_syscall_64+0x117/0xfc0
[  278.438984][ T4837]  ? trace_hardirqs_off+0xd/0x30
[  278.439202][ T4837]  ? exc_page_fault+0xee/0x100
[  278.439350][ T4837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.439530][ T4837] RIP: 0033:0x7fa56345308e
[  278.439683][ T4837] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.440268][ T4837] RSP: 002b:00007fff9e6f5410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.440492][ T4837] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa56345308e
[  278.440697][ T4837] RDX: 0000000000000000 RSI: 00007fff9e6f54c0 RDI: 0000000000000005
[  278.440924][ T4837] RBP: 00007fff9e6f5420 R08: 0000000000000000 R09: 0000000000000000
[  278.441197][ T4837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.441401][ T4837] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e6f5b90
[  278.441601][ T4837]  </TASK>
[  278.441700][ T4837] irq event stamp: 42615
[  278.441803][ T4837] hardirqs last  enabled at (42623): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.442031][ T4837] hardirqs last disabled at (42630): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.442321][ T4837] softirqs last  enabled at (42730): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.442551][ T4837] softirqs last disabled at (42639): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.442781][ T4837] ---[ end trace 0000000000000000 ]---
[  278.444283][ T4837] ------------[ cut here ]------------
[  278.444466][ T4837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4837
[  278.444757][ T4837] Modules linked in: 8021q
[  278.444936][ T4837] CPU: 2 UID: 0 PID: 4837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.445257][ T4837] Tainted: [W]=WARN
[  278.445409][ T4837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.445611][ T4837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.445822][ T4837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.446334][ T4837] RSP: 0018:ffa0000000c67190 EFLAGS: 00010286
[  278.446537][ T4837] RAX: 00000000ffffffa6 RBX: ff11000010da6640 RCX: 1ff400000018cdf8
[  278.446766][ T4837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010da66f0
[  278.446993][ T4837] RBP: ff11000009f44000 R08: 1fe22000021b4cdf R09: ff1100000c6c0b58
[  278.447246][ T4837] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  278.447484][ T4837] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.447717][ T4837] FS:  00007fa563219840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.447979][ T4837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.448199][ T4837] CR2: 0000556be6ec0d5c CR3: 000000001104b005 CR4: 0000000000771ef0
[  278.448450][ T4837] PKRU: 55555554
[  278.448588][ T4837] Call Trace:
[  278.448726][ T4837]  <TASK>
[  278.448839][ T4837]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.449041][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.449253][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.449440][ T4837]  ? rtnl_is_locked+0x15/0x20
[  278.449609][ T4837]  ? unregister_netdevice_queue+0x6a/0x470
[  278.449817][ T4837]  rtnl_dellink+0x4a0/0xae0
[  278.449988][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.450175][ T4837]  ? find_held_lock+0x2b/0x80
[  278.450354][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.450523][ T4837]  ? mark_usage+0x61/0x170
[  278.450693][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.450887][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.451056][ T4837]  ? find_held_lock+0x2b/0x80
[  278.451239][ T4837]  ? mark_usage+0x61/0x170
[  278.451418][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.451588][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.451758][ T4837]  ? bpf_address_lookup+0x202/0x290
[  278.451930][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.452104][ T4837]  ? find_held_lock+0x2b/0x80
[  278.452289][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.452473][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.452645][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.452817][ T4837]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.452990][ T4837]  ? validate_chain+0x38b/0xc20
[  278.453185][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.453364][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.453544][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.453716][ T4837]  ? find_held_lock+0x2b/0x80
[  278.453891][ T4837]  netlink_rcv_skb+0x14e/0x3a0
[  278.454062][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.454251][ T4837]  ? netlink_ack+0xcd0/0xcd0
[  278.454439][ T4837]  ? netlink_deliver_tap+0xc5/0x330
[  278.454610][ T4837]  ? netlink_deliver_tap+0x13c/0x330
[  278.454786][ T4837]  netlink_unicast+0x486/0x750
[  278.454960][ T4837]  ? netlink_attachskb+0x810/0x810
[  278.455143][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.455324][ T4837]  netlink_sendmsg+0x735/0xc60
[  278.455499][ T4837]  ? netlink_unicast+0x750/0x750
[  278.455672][ T4837]  ? __might_fault+0x97/0x140
[  278.455846][ T4837]  ____sys_sendmsg+0x419/0x850
[  278.456021][ T4837]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.456206][ T4837]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.456411][ T4837]  ? move_addr_to_kernel+0x40/0x40
[  278.456583][ T4837]  ? stack_depot_save_flags+0x367/0x770
[  278.456754][ T4837]  ? validate_chain+0x38b/0xc20
[  278.456925][ T4837]  ___sys_sendmsg+0x14e/0x1d0
[  278.457096][ T4837]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.457319][ T4837]  ? copy_msghdr_from_user+0x460/0x460
[  278.457504][ T4837]  __sys_sendmsg+0x145/0x1f0
[  278.457677][ T4837]  ? __sys_sendmsg_sock+0x20/0x20
[  278.457846][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.458048][ T4837]  ? do_raw_spin_unlock+0x59/0x250
[  278.458235][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.458416][ T4837]  do_syscall_64+0x117/0xfc0
[  278.458589][ T4837]  ? trace_hardirqs_off+0xd/0x30
[  278.458761][ T4837]  ? exc_page_fault+0xee/0x100
[  278.458931][ T4837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.459143][ T4837] RIP: 0033:0x7fa56345308e
[  278.459330][ T4837] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.459811][ T4837] RSP: 002b:00007fff9e6f5410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.460043][ T4837] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa56345308e
[  278.460286][ T4837] RDX: 0000000000000000 RSI: 00007fff9e6f54c0 RDI: 0000000000000005
[  278.460525][ T4837] RBP: 00007fff9e6f5420 R08: 0000000000000000 R09: 0000000000000000
[  278.460755][ T4837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.460986][ T4837] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e6f5b90
[  278.461240][ T4837]  </TASK>
[  278.461385][ T4837] irq event stamp: 44765
[  278.461526][ T4837] hardirqs last  enabled at (44775): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.461791][ T4837] hardirqs last disabled at (44784): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.462053][ T4837] softirqs last  enabled at (44382): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.462333][ T4837] softirqs last disabled at (44375): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.462591][ T4837] ---[ end trace 0000000000000000 ]---
[  278.471607][ T4837] c0 (unregistering): left allmulticast mode
[  278.471873][ T4837] c0 (unregistering): left promiscuous mode
[  278.472083][ T4837] br0: port 3(c0) entered disabled state
[  278.481462][ T4837] ------------[ cut here ]------------
[  278.481713][ T4837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4837
[  278.482036][ T4837] Modules linked in: 8021q
[  278.482243][ T4837] CPU: 2 UID: 0 PID: 4837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.482611][ T4837] Tainted: [W]=WARN
[  278.482762][ T4837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.482984][ T4837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.483227][ T4837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.483763][ T4837] RSP: 0018:ffa0000000c66ee0 EFLAGS: 00010286
[  278.483980][ T4837] RAX: 00000000ffffffa6 RBX: ff11000010da7540 RCX: 1ff400000018cda2
[  278.484239][ T4837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010da75f0
[  278.484501][ T4837] RBP: ff1100000bc1a000 R08: 1fe22000021b4ebf R09: ff1100000c6c0b58
[  278.484748][ T4837] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[  278.484994][ T4837] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[  278.485254][ T4837] FS:  00007fa563219840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.485551][ T4837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.485766][ T4837] CR2: 0000556be6ec0d5c CR3: 000000001104b005 CR4: 0000000000771ef0
[  278.486012][ T4837] PKRU: 55555554
[  278.486173][ T4837] Call Trace:
[  278.486330][ T4837]  <TASK>
[  278.486448][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.486631][ T4837]  rtnetlink_event+0xe0/0x1f0
[  278.486823][ T4837]  notifier_call_chain+0xb0/0x320
[  278.487009][ T4837]  netdev_compute_master_upper_features+0x6d8/0xdd0
[  278.487370][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.487674][ T4837]  ? find_held_lock+0x2b/0x80
[  278.487968][ T4837]  ? netdev_change_features+0xa0/0xa0
[  278.488271][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.488531][ T4837]  ? mark_held_locks+0x40/0x70
[  278.488717][ T4837]  br_del_if+0x103/0x200
[  278.488866][ T4837]  br_device_event+0x4cf/0x930
[  278.489047][ T4837]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[  278.489244][ T4837]  notifier_call_chain+0xb0/0x320
[  278.489438][ T4837]  unregister_netdevice_many_notify+0xc4b/0x1b30
[  278.489662][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.489873][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.490057][ T4837]  ? rtnl_is_locked+0x15/0x20
[  278.490248][ T4837]  ? unregister_netdevice_queue+0x6a/0x470
[  278.490472][ T4837]  rtnl_dellink+0x4a0/0xae0
[  278.490652][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.490831][ T4837]  ? find_held_lock+0x2b/0x80
[  278.491010][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.491205][ T4837]  ? mark_usage+0x61/0x170
[  278.491391][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.491593][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.491771][ T4837]  ? find_held_lock+0x2b/0x80
[  278.491952][ T4837]  ? mark_usage+0x61/0x170
[  278.492144][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.492332][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.492512][ T4837]  ? bpf_address_lookup+0x202/0x290
[  278.492693][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.492877][ T4837]  ? find_held_lock+0x2b/0x80
[  278.493060][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.493254][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.493444][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.493624][ T4837]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.493805][ T4837]  ? validate_chain+0x38b/0xc20
[  278.493988][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.494187][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.494379][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.494583][ T4837]  ? find_held_lock+0x2b/0x80
[  278.494776][ T4837]  netlink_rcv_skb+0x14e/0x3a0
[  278.494957][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.495152][ T4837]  ? netlink_ack+0xcd0/0xcd0
[  278.495343][ T4837]  ? netlink_deliver_tap+0xc5/0x330
[  278.495522][ T4837]  ? netlink_deliver_tap+0x13c/0x330
[  278.495710][ T4837]  netlink_unicast+0x486/0x750
[  278.495893][ T4837]  ? netlink_attachskb+0x810/0x810
[  278.496075][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.496277][ T4837]  netlink_sendmsg+0x735/0xc60
[  278.496468][ T4837]  ? netlink_unicast+0x750/0x750
[  278.496648][ T4837]  ? __might_fault+0x97/0x140
[  278.496833][ T4837]  ____sys_sendmsg+0x419/0x850
[  278.497018][ T4837]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.497211][ T4837]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.497438][ T4837]  ? move_addr_to_kernel+0x40/0x40
[  278.497623][ T4837]  ? stack_depot_save_flags+0x367/0x770
[  278.497806][ T4837]  ? validate_chain+0x38b/0xc20
[  278.497991][ T4837]  ___sys_sendmsg+0x14e/0x1d0
[  278.498182][ T4837]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.498413][ T4837]  ? copy_msghdr_from_user+0x460/0x460
[  278.498604][ T4837]  __sys_sendmsg+0x145/0x1f0
[  278.498785][ T4837]  ? __sys_sendmsg_sock+0x20/0x20
[  278.498965][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.499196][ T4837]  ? do_raw_spin_unlock+0x59/0x250
[  278.499390][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.499572][ T4837]  do_syscall_64+0x117/0xfc0
[  278.499756][ T4837]  ? trace_hardirqs_off+0xd/0x30
[  278.499940][ T4837]  ? exc_page_fault+0xee/0x100
[  278.500138][ T4837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.500370][ T4837] RIP: 0033:0x7fa56345308e
[  278.500558][ T4837] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.501076][ T4837] RSP: 002b:00007fff9e6f5410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.501348][ T4837] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa56345308e
[  278.501593][ T4837] RDX: 0000000000000000 RSI: 00007fff9e6f54c0 RDI: 0000000000000005
[  278.501840][ T4837] RBP: 00007fff9e6f5420 R08: 0000000000000000 R09: 0000000000000000
[  278.502089][ T4837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.502351][ T4837] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e6f5b90
[  278.502602][ T4837]  </TASK>
[  278.502750][ T4837] irq event stamp: 65407
[  278.502896][ T4837] hardirqs last  enabled at (65417): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.503190][ T4837] hardirqs last disabled at (65428): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.503480][ T4837] softirqs last  enabled at (64658): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.503758][ T4837] softirqs last disabled at (64537): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.504036][ T4837] ---[ end trace 0000000000000000 ]---
[  278.504490][ T4837] ------------[ cut here ]------------
[  278.504663][ T4837] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/4837
[  278.504955][ T4837] Modules linked in: 8021q
[  278.505156][ T4837] CPU: 2 UID: 0 PID: 4837 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.505460][ T4837] Tainted: [W]=WARN
[  278.505600][ T4837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.505807][ T4837] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.506016][ T4837] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.506569][ T4837] RSP: 0018:ffa0000000c67190 EFLAGS: 00010286
[  278.506835][ T4837] RAX: 00000000ffffffa6 RBX: ff11000010da7840 RCX: 1ff400000018cdf8
[  278.507149][ T4837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010da78f0
[  278.507445][ T4837] RBP: ff1100000918c000 R08: 1fe22000021b4f1f R09: ff1100000c6c0b58
[  278.507727][ T4837] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  278.508015][ T4837] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.508324][ T4837] FS:  00007fa563219840(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.508655][ T4837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.508872][ T4837] CR2: 0000556be6ec0d5c CR3: 000000001104b005 CR4: 0000000000771ef0
[  278.509102][ T4837] PKRU: 55555554
[  278.509262][ T4837] Call Trace:
[  278.509414][ T4837]  <TASK>
[  278.509526][ T4837]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.509738][ T4837]  ? unregister_netdevice_queued+0x80/0x80
[  278.509941][ T4837]  ? mutex_is_locked+0x1c/0x50
[  278.510114][ T4837]  ? rtnl_is_locked+0x15/0x20
[  278.510298][ T4837]  ? unregister_netdevice_queue+0x6a/0x470
[  278.510513][ T4837]  rtnl_dellink+0x4a0/0xae0
[  278.510690][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.510864][ T4837]  ? find_held_lock+0x2b/0x80
[  278.511036][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.511222][ T4837]  ? mark_usage+0x61/0x170
[  278.511401][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.511591][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.511762][ T4837]  ? find_held_lock+0x2b/0x80
[  278.511935][ T4837]  ? mark_usage+0x61/0x170
[  278.512109][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.512294][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.512478][ T4837]  ? bpf_address_lookup+0x202/0x290
[  278.512653][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.512826][ T4837]  ? find_held_lock+0x2b/0x80
[  278.512996][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.513178][ T4837]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.513366][ T4837]  ? rtnl_mdb_del+0x580/0x580
[  278.513537][ T4837]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.513708][ T4837]  ? validate_chain+0x38b/0xc20
[  278.513880][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.514053][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.514238][ T4837]  ? lock_acquire.part.0+0xbc/0x260
[  278.514413][ T4837]  ? find_held_lock+0x2b/0x80
[  278.514588][ T4837]  netlink_rcv_skb+0x14e/0x3a0
[  278.514764][ T4837]  ? rtnl_link_fill+0x900/0x900
[  278.514935][ T4837]  ? netlink_ack+0xcd0/0xcd0
[  278.515109][ T4837]  ? netlink_deliver_tap+0xc5/0x330
[  278.515292][ T4837]  ? netlink_deliver_tap+0x13c/0x330
[  278.515474][ T4837]  netlink_unicast+0x486/0x750
[  278.515645][ T4837]  ? netlink_attachskb+0x810/0x810
[  278.515817][ T4837]  ? __lock_acquire+0x508/0xc10
[  278.515995][ T4837]  netlink_sendmsg+0x735/0xc60
[  278.516181][ T4837]  ? netlink_unicast+0x750/0x750
[  278.516363][ T4837]  ? __might_fault+0x97/0x140
[  278.516541][ T4837]  ____sys_sendmsg+0x419/0x850
[  278.516717][ T4837]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.516887][ T4837]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.517084][ T4837]  ? move_addr_to_kernel+0x40/0x40
[  278.517272][ T4837]  ? stack_depot_save_flags+0x367/0x770
[  278.517456][ T4837]  ? validate_chain+0x38b/0xc20
[  278.517627][ T4837]  ___sys_sendmsg+0x14e/0x1d0
[  278.517796][ T4837]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.517998][ T4837]  ? copy_msghdr_from_user+0x460/0x460
[  278.518196][ T4837]  __sys_sendmsg+0x145/0x1f0
[  278.518378][ T4837]  ? __sys_sendmsg_sock+0x20/0x20
[  278.518546][ T4837]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.518753][ T4837]  ? do_raw_spin_unlock+0x59/0x250
[  278.518925][ T4837]  ? rcu_is_watching+0x15/0xd0
[  278.519096][ T4837]  do_syscall_64+0x117/0xfc0
[  278.519282][ T4837]  ? trace_hardirqs_off+0xd/0x30
[  278.519463][ T4837]  ? exc_page_fault+0xee/0x100
[  278.519636][ T4837]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.519838][ T4837] RIP: 0033:0x7fa56345308e
[  278.520022][ T4837] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.520528][ T4837] RSP: 002b:00007fff9e6f5410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.520764][ T4837] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa56345308e
[  278.520998][ T4837] RDX: 0000000000000000 RSI: 00007fff9e6f54c0 RDI: 0000000000000005
[  278.521243][ T4837] RBP: 00007fff9e6f5420 R08: 0000000000000000 R09: 0000000000000000
[  278.521485][ T4837] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63a
[  278.521717][ T4837] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9e6f5b90
[  278.521964][ T4837]  </TASK>
[  278.522103][ T4837] irq event stamp: 67369
[  278.522259][ T4837] hardirqs last  enabled at (67381): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.522538][ T4837] hardirqs last disabled at (67390): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.522800][ T4837] softirqs last  enabled at (66634): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.523070][ T4837] softirqs last disabled at (66609): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.523352][ T4837] ---[ end trace 0000000000000000 ]---
[  278.566316][   T70] ------------[ cut here ]------------
[  278.566772][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/70
[  278.567439][   T70] Modules linked in: 8021q
[  278.567747][   T70] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.568323][   T70] Tainted: [W]=WARN
[  278.568484][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.568721][   T70] Workqueue: netns cleanup_net
[  278.568935][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.569239][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.569907][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  278.570486][   T70] RAX: 00000000ffffffa6 RBX: ff1100000ca2d240 RCX: 1ff4000000096ed5
[  278.570774][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca2d2f0
[  278.571034][   T70] RBP: ff11000002074000 R08: 1fe2200001945a5f R09: ff11000008da8bd0
[  278.571313][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  278.571578][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.571851][   T70] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.572187][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.572425][   T70] CR2: 00007facea5d1f98 CR3: 0000000038b39006 CR4: 0000000000771ef0
[  278.572698][   T70] PKRU: 55555554
[  278.572838][   T70] Call Trace:
[  278.572974][   T70]  <TASK>
[  278.573073][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.573333][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.573576][   T70]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  278.573763][   T70]  default_device_exit_batch+0x38b/0x600
[  278.573945][   T70]  ? generic_xdp_install+0x400/0x400
[  278.574134][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  278.574325][   T70]  ? unregister_netdev+0x60/0x60
[  278.574513][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.574704][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  278.574901][   T70]  ops_undo_list+0x2ce/0x8f0
[  278.575099][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  278.575281][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.575464][   T70]  cleanup_net+0x431/0x890
[  278.575644][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  278.575825][   T70]  ? process_one_work+0xdb7/0x1410
[  278.576007][   T70]  ? lock_acquire+0x134/0x160
[  278.576195][   T70]  ? rcu_is_watching+0x15/0xd0
[  278.576391][   T70]  process_one_work+0xdf8/0x1410
[  278.576579][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  278.576758][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  278.576950][   T70]  worker_thread+0x4f1/0xd60
[  278.577146][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.577333][   T70]  ? __kthread_parkme+0xbd/0x210
[  278.577518][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.577698][   T70]  kthread+0x367/0x460
[  278.577835][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  278.578054][   T70]  ? kthread_affine_node+0x330/0x330
[  278.578244][   T70]  ret_from_fork+0x474/0x6b0
[  278.578434][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  278.578662][   T70]  ? __switch_to+0x5a3/0xe00
[  278.578843][   T70]  ? kthread_affine_node+0x330/0x330
[  278.579028][   T70]  ret_from_fork_asm+0x11/0x20
[  278.579230][   T70]  </TASK>
[  278.579370][   T70] irq event stamp: 67547
[  278.579508][   T70] hardirqs last  enabled at (67555): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.579820][   T70] hardirqs last disabled at (67562): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.580141][   T70] softirqs last  enabled at (67150): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.580463][   T70] softirqs last disabled at (67101): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.580778][   T70] ---[ end trace 0000000000000000 ]---
[  278.651718][   T70] ------------[ cut here ]------------
[  278.651893][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/70
[  278.652235][   T70] Modules linked in: 8021q
[  278.652406][   T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.652695][   T70] Tainted: [W]=WARN
[  278.652790][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.652949][   T70] Workqueue: netns cleanup_net
[  278.653085][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.653253][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.653709][   T70] RSP: 0018:ffa00000004b7808 EFLAGS: 00010286
[  278.653874][   T70] RAX: 00000000ffffffa6 RBX: ff1100000ca2c4c0 RCX: 1ff4000000096ec7
[  278.654058][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca2c570
[  278.654254][   T70] RBP: ff1100000f7fa000 R08: 1fe22000019458af R09: ff11000008da8bd0
[  278.654448][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[  278.654640][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b78a8
[  278.654827][   T70] FS:  0000000000000000(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  278.655045][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.655212][   T70] CR2: 00007f61e54bc2a0 CR3: 0000000038b39001 CR4: 0000000000771ef0
[  278.655410][   T70] PKRU: 55555554
[  278.655503][   T70] Call Trace:
[  278.655600][   T70]  <TASK>
[  278.655666][   T70]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.655798][   T70]  rtmsg_ifinfo+0x5c/0xb0
[  278.655893][   T70]  netif_close_many+0x2ac/0x640
[  278.656022][   T70]  ? __dev_close_many+0x670/0x670
[  278.656149][   T70]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.656305][   T70]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.656469][   T70]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.656602][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.656758][   T70]  ? queue_rcu_work+0x7c/0xa0
[  278.656882][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  278.657004][   T70]  ? mutex_is_locked+0x1c/0x50
[  278.657190][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.657314][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  278.657437][   T70]  ops_undo_list+0x615/0x8f0
[  278.657561][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  278.657681][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.657809][   T70]  cleanup_net+0x431/0x890
[  278.657930][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  278.658049][   T70]  ? process_one_work+0xdb7/0x1410
[  278.658241][   T70]  ? lock_acquire+0x134/0x160
[  278.658366][   T70]  ? rcu_is_watching+0x15/0xd0
[  278.658491][   T70]  process_one_work+0xdf8/0x1410
[  278.658615][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  278.658738][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  278.658863][   T70]  worker_thread+0x4f1/0xd60
[  278.658984][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.659105][   T70]  ? __kthread_parkme+0xbd/0x210
[  278.659286][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.659415][   T70]  kthread+0x367/0x460
[  278.659507][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  278.659657][   T70]  ? kthread_affine_node+0x330/0x330
[  278.659782][   T70]  ret_from_fork+0x474/0x6b0
[  278.659905][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  278.660058][   T70]  ? __switch_to+0x5a3/0xe00
[  278.660234][   T70]  ? kthread_affine_node+0x330/0x330
[  278.660361][   T70]  ret_from_fork_asm+0x11/0x20
[  278.660488][   T70]  </TASK>
[  278.660579][   T70] irq event stamp: 75539
[  278.660673][   T70] hardirqs last  enabled at (75547): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.660885][   T70] hardirqs last disabled at (75554): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.661094][   T70] softirqs last  enabled at (75512): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.661367][   T70] softirqs last disabled at (75571): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.661581][   T70] ---[ end trace 0000000000000000 ]---
[  278.669994][   T70] ------------[ cut here ]------------
[  278.670167][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: kworker/u16:1/70
[  278.670435][   T70] Modules linked in: 8021q
[  278.670577][   T70] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.670878][   T70] Tainted: [W]=WARN
[  278.670977][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.671152][   T70] Workqueue: netns cleanup_net
[  278.671294][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.671469][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.671932][   T70] RSP: 0018:ffa00000004b75d0 EFLAGS: 00010286
[  278.672096][   T70] RAX: 00000000ffffffa6 RBX: ff110000114727c0 RCX: 1ff4000000096e80
[  278.672431][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011472870
[  278.672629][   T70] RBP: ff11000009ee4000 R08: 1fe220000228e50f R09: ff11000008da8bd0
[  278.672819][   T70] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  278.673011][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b7678
[  278.673450][   T70] FS:  0000000000000000(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.673676][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.673840][   T70] CR2: 0000556be6ec0d5c CR3: 000000000bc20002 CR4: 0000000000771ef0
[  278.674032][   T70] PKRU: 55555554
[  278.674173][   T70] Call Trace:
[  278.674272][   T70]  <TASK>
[  278.674345][   T70]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.674476][   T70]  rtmsg_ifinfo+0x5c/0xb0
[  278.674575][   T70]  netif_close_many+0x2ac/0x640
[  278.674706][   T70]  ? kfree+0x123/0x5a0
[  278.674806][   T70]  ? __dev_close_many+0x670/0x670
[  278.674938][   T70]  vlan_device_event+0x133b/0x2770 [8021q]
[  278.675103][   T70]  ? packet_notifier+0x1c2/0xbd0
[  278.675239][   T70]  ? unregister_vlan_dev+0x380/0x380 [8021q]
[  278.675405][   T70]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[  278.675535][   T70]  notifier_call_chain+0xb0/0x320
[  278.675669][   T70]  netif_close_many+0x2c9/0x640
[  278.675800][   T70]  ? __dev_close_many+0x670/0x670
[  278.675928][   T70]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.676088][   T70]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.676254][   T70]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.676388][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.676544][   T70]  ? queue_rcu_work+0x7c/0xa0
[  278.676673][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  278.676803][   T70]  ? mutex_is_locked+0x1c/0x50
[  278.676931][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.677058][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  278.677197][   T70]  ops_undo_list+0x615/0x8f0
[  278.677332][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  278.677457][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.677588][   T70]  cleanup_net+0x431/0x890
[  278.677719][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  278.677846][   T70]  ? process_one_work+0xdb7/0x1410
[  278.677975][   T70]  ? lock_acquire+0x134/0x160
[  278.678102][   T70]  ? rcu_is_watching+0x15/0xd0
[  278.678236][   T70]  process_one_work+0xdf8/0x1410
[  278.678371][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  278.678498][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  278.678633][   T70]  worker_thread+0x4f1/0xd60
[  278.678760][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.678888][   T70]  ? __kthread_parkme+0xbd/0x210
[  278.679021][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.679158][   T70]  kthread+0x367/0x460
[  278.679255][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  278.679419][   T70]  ? kthread_affine_node+0x330/0x330
[  278.679547][   T70]  ret_from_fork+0x474/0x6b0
[  278.679682][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  278.679845][   T70]  ? __switch_to+0x5a3/0xe00
[  278.679974][   T70]  ? kthread_affine_node+0x330/0x330
[  278.680103][   T70]  ret_from_fork_asm+0x11/0x20
[  278.680243][   T70]  </TASK>
[  278.680348][   T70] irq event stamp: 83849
[  278.680445][   T70] hardirqs last  enabled at (83857): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.680670][   T70] hardirqs last disabled at (83864): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.680891][   T70] softirqs last  enabled at (83458): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.681113][   T70] softirqs last disabled at (83383): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.681348][   T70] ---[ end trace 0000000000000000 ]---
[  278.693601][   T70] ------------[ cut here ]------------
[  278.693788][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/70
[  278.694088][   T70] Modules linked in: 8021q
[  278.694757][   T70] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.695118][   T70] Tainted: [W]=WARN
[  278.695275][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.695485][   T70] Workqueue: netns cleanup_net
[  278.695667][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.695886][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.696388][   T70] RSP: 0018:ffa00000004b7698 EFLAGS: 00010286
[  278.696592][   T70] RAX: 00000000ffffffa6 RBX: ff1100000ca2d540 RCX: 1ff4000000096e99
[  278.696824][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca2d5f0
[  278.697060][   T70] RBP: ff11000009ee4000 R08: 1fe2200001945abf R09: ff11000008da8bd0
[  278.697301][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  278.697541][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.697777][   T70] FS:  0000000000000000(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.698044][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.698263][   T70] CR2: 00007f7ee0881430 CR3: 000000000d46b006 CR4: 0000000000771ef0
[  278.698507][   T70] PKRU: 55555554
[  278.698648][   T70] Call Trace:
[  278.698791][   T70]  <TASK>
[  278.698904][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.699118][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.699342][   T70]  ? mark_held_locks+0x40/0x70
[  278.699517][   T70]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.699689][   T70]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.699892][   T70]  vlan_device_event+0x1318/0x2770 [8021q]
[  278.700099][   T70]  ? packet_notifier+0x1c2/0xbd0
[  278.700288][   T70]  ? unregister_vlan_dev+0x380/0x380 [8021q]
[  278.700502][   T70]  ? packet_sendmsg_spkt+0x14a0/0x14a0
[  278.700677][   T70]  notifier_call_chain+0xb0/0x320
[  278.700853][   T70]  unregister_netdevice_many_notify+0xc4b/0x1b30
[  278.701058][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.701268][   T70]  ? queue_rcu_work+0x7c/0xa0
[  278.701449][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  278.701625][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.701802][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  278.701979][   T70]  ops_undo_list+0x615/0x8f0
[  278.702170][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  278.702350][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.702528][   T70]  cleanup_net+0x431/0x890
[  278.702702][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  278.702872][   T70]  ? process_one_work+0xdb7/0x1410
[  278.703051][   T70]  ? lock_acquire+0x134/0x160
[  278.703236][   T70]  ? rcu_is_watching+0x15/0xd0
[  278.703418][   T70]  process_one_work+0xdf8/0x1410
[  278.703594][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  278.703764][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  278.703942][   T70]  worker_thread+0x4f1/0xd60
[  278.704117][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.704304][   T70]  ? __kthread_parkme+0xbd/0x210
[  278.704490][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.704662][   T70]  kthread+0x367/0x460
[  278.704804][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  278.705006][   T70]  ? kthread_affine_node+0x330/0x330
[  278.705192][   T70]  ret_from_fork+0x474/0x6b0
[  278.705379][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  278.705586][   T70]  ? __switch_to+0x5a3/0xe00
[  278.705758][   T70]  ? kthread_affine_node+0x330/0x330
[  278.705932][   T70]  ret_from_fork_asm+0x11/0x20
[  278.706111][   T70]  </TASK>
[  278.706265][   T70] irq event stamp: 97745
[  278.706417][   T70] hardirqs last  enabled at (97755): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.706681][   T70] hardirqs last disabled at (97764): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.706944][   T70] softirqs last  enabled at (97124): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.707224][   T70] softirqs last disabled at (96219): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.707497][   T70] ---[ end trace 0000000000000000 ]---
[  278.708812][   T70] ------------[ cut here ]------------
[  278.708979][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/70
[  278.709375][   T70] Modules linked in: 8021q
[  278.709544][   T70] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.709860][   T70] Tainted: [W]=WARN
[  278.709998][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.710205][   T70] Workqueue: netns cleanup_net
[  278.710383][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.710584][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.711043][   T70] RSP: 0018:ffa00000004b7938 EFLAGS: 00010286
[  278.711253][   T70] RAX: 00000000ffffffa6 RBX: ff1100000f718ac0 RCX: 1ff4000000096eed
[  278.711483][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f718b70
[  278.711702][   T70] RBP: ff1100000f7fa000 R08: 1fe2200001ee316f R09: ff11000008da8bd0
[  278.711922][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  278.712161][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.712397][   T70] FS:  0000000000000000(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.712650][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.712848][   T70] CR2: 00007f7ee0881430 CR3: 000000000d46b006 CR4: 0000000000771ef0
[  278.713072][   T70] PKRU: 55555554
[  278.713220][   T70] Call Trace:
[  278.713365][   T70]  <TASK>
[  278.713477][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.713682][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.713875][   T70]  ? queue_rcu_work+0x7c/0xa0
[  278.714043][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  278.714224][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.714402][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  278.714570][   T70]  ops_undo_list+0x615/0x8f0
[  278.714742][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  278.714906][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.715076][   T70]  cleanup_net+0x431/0x890
[  278.715257][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  278.715435][   T70]  ? process_one_work+0xdb7/0x1410
[  278.715608][   T70]  ? lock_acquire+0x134/0x160
[  278.715777][   T70]  ? rcu_is_watching+0x15/0xd0
[  278.715947][   T70]  process_one_work+0xdf8/0x1410
[  278.716117][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  278.716299][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  278.716481][   T70]  worker_thread+0x4f1/0xd60
[  278.716650][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.716816][   T70]  ? __kthread_parkme+0xbd/0x210
[  278.716988][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.717165][   T70]  kthread+0x367/0x460
[  278.717302][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  278.717507][   T70]  ? kthread_affine_node+0x330/0x330
[  278.717674][   T70]  ret_from_fork+0x474/0x6b0
[  278.717842][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  278.718034][   T70]  ? __switch_to+0x5a3/0xe00
[  278.718217][   T70]  ? kthread_affine_node+0x330/0x330
[  278.718394][   T70]  ret_from_fork_asm+0x11/0x20
[  278.718567][   T70]  </TASK>
[  278.718705][   T70] irq event stamp: 99207
[  278.718841][   T70] hardirqs last  enabled at (99217): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.719099][   T70] hardirqs last disabled at (99226): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.719372][   T70] softirqs last  enabled at (98672): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.719622][   T70] softirqs last disabled at (98501): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.719872][   T70] ---[ end trace 0000000000000000 ]---
[  278.720084][   T70] bond0 (unregistering): Released all slaves
[  278.725420][ T4845] ------------[ cut here ]------------
[  278.725646][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.726042][ T4845] Modules linked in: 8021q
[  278.727375][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.727796][ T4845] Tainted: [W]=WARN
[  278.727945][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.728158][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.728335][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.728791][ T4845] RSP: 0018:ffa0000000b47150 EFLAGS: 00010286
[  278.729000][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f718340 RCX: 1ff4000000168df0
[  278.729305][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f7183f0
[  278.729605][ T4845] RBP: ff1100000bc1a000 R08: 1fe2200001ee307f R09: ff1100000c902e58
[  278.729901][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  278.730209][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010cd0740
[  278.730511][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.730858][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.731107][ T4845] CR2: 00000000004ec908 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.731422][ T4845] PKRU: 55555554
[  278.731575][ T4845] Call Trace:
[  278.731725][ T4845]  <TASK>
[  278.731832][ T4845]  ? ip6_route_dev_notify+0x3d/0x380
[  278.732034][ T4845]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.732247][ T4845]  ? notifier_call_chain+0xb0/0x320
[  278.732456][ T4845]  rtmsg_ifinfo+0x5c/0xb0
[  278.732609][ T4845]  netif_state_change+0x155/0x3d0
[  278.732809][ T4845]  ? dev_deactivate+0xc1/0x210
[  278.733013][ T4845]  ? call_netdevice_notifiers_info+0xd0/0xd0
[  278.733270][ T4845]  ? dev_deactivate_many+0xc40/0xc40
[  278.733478][ T4845]  ? _raw_spin_unlock_irqrestore+0x53/0x80
[  278.733726][ T4845]  ? rfc2863_policy+0x1a0/0x310
[  278.733928][ T4845]  linkwatch_sync_dev+0x88/0x290
[  278.734138][ T4845]  rtnl_getlink+0x8e4/0xeb0
[  278.734345][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.734526][ T4845]  ? find_held_lock+0x2b/0x80
[  278.734655][ T4845]  ? rtnl_dump_ifinfo+0x1250/0x1250
[  278.734784][ T4845]  ? mark_usage+0x61/0x170
[  278.734911][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.735038][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.735191][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.735323][ T4845]  ? find_held_lock+0x2b/0x80
[  278.735454][ T4845]  ? mark_usage+0x61/0x170
[  278.735581][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.735712][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.735845][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.735975][ T4845]  ? rtnl_dump_ifinfo+0x1250/0x1250
[  278.736104][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.736236][ T4845]  ? validate_chain+0x38b/0xc20
[  278.736372][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.736501][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.736631][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.736758][ T4845]  ? find_held_lock+0x2b/0x80
[  278.736889][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.737018][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.737152][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.737285][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.737418][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.737549][ T4845]  netlink_unicast+0x486/0x750
[  278.737681][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.737811][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.737941][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.738071][ T4845]  ? netlink_unicast+0x750/0x750
[  278.738206][ T4845]  ? __might_fault+0x97/0x140
[  278.738343][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.738473][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.738602][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.738761][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.738888][ T4845]  ? rcu_read_lock_any_held+0x3c/0x90
[  278.739019][ T4845]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  278.739183][ T4845]  ? rcu_read_lock_any_held+0x3c/0x90
[  278.739315][ T4845]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  278.739474][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.739600][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.739727][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.739862][ T4845]  ? move_addr_to_user+0x55/0x70
[  278.739989][ T4845]  ? do_getsockname+0xfa/0x180
[  278.740118][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.740251][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.740386][ T4845]  ? __sys_getsockname+0xa2/0x110
[  278.740512][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.740640][ T4845]  do_syscall_64+0x117/0xfc0
[  278.740769][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.740895][ T4845]  ? exc_page_fault+0xee/0x100
[  278.741022][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.741187][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.741329][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.741785][ T4845] RSP: 002b:00007ffd46c66390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.741980][ T4845] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7ee065b08e
[  278.742173][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c66440 RDI: 0000000000000006
[  278.742372][ T4845] RBP: 00007ffd46c663a0 R08: 0000000000000000 R09: 0000000000000000
[  278.742562][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.742753][ T4845] R13: 00007ffd46c664f0 R14: 000000000049f620 R15: 0000000000000001
[  278.742950][ T4845]  </TASK>
[  278.743046][ T4845] irq event stamp: 22545
[  278.743148][ T4845] hardirqs last  enabled at (22555): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.743377][ T4845] hardirqs last disabled at (22562): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.743599][ T4845] softirqs last  enabled at (21914): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.743822][ T4845] softirqs last disabled at (21909): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.744046][ T4845] ---[ end trace 0000000000000000 ]---
[  278.744701][ T4845] s2: left allmulticast mode
[  278.744831][ T4845] s2: left promiscuous mode
[  278.745027][ T4845] ------------[ cut here ]------------
[  278.745167][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.745438][ T4845] Modules linked in: 8021q
[  278.745583][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.745854][ T4845] Tainted: [W]=WARN
[  278.745958][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.746132][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.746311][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.746789][ T4845] RSP: 0018:ffa0000000b47030 EFLAGS: 00010286
[  278.746958][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f42c340 RCX: 1ff4000000168dcc
[  278.747166][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f42c3f0
[  278.747371][ T4845] RBP: ff1100000cb89000 R08: 1fe2200001e8587f R09: ff1100000c902e58
[  278.747574][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  278.747841][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000b47370
[  278.748173][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.748563][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.748839][ T4845] CR2: 00007f7ee06f11a0 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.749157][ T4845] PKRU: 55555554
[  278.749320][ T4845] Call Trace:
[  278.749478][ T4845]  <TASK>
[  278.749588][ T4845]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.749803][ T4845]  rtmsg_ifinfo+0x5c/0xb0
[  278.749966][ T4845]  __dev_notify_flags+0x1b8/0x280
[  278.750185][ T4845]  ? netdev_info+0xe2/0x116
[  278.750400][ T4845]  ? netdev_notice+0x120/0x120
[  278.750609][ T4845]  ? netif_change_name+0x8c0/0x8c0
[  278.750820][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.751031][ T4845]  ? do_raw_spin_lock+0x131/0x280
[  278.751248][ T4845]  ? find_held_lock+0x2b/0x80
[  278.751466][ T4845]  __dev_set_promiscuity+0x194/0x290
[  278.751678][ T4845]  ? mark_held_locks+0x40/0x70
[  278.751897][ T4845]  netif_set_promiscuity+0x4c/0xc0
[  278.752113][ T4845]  ? __local_bh_enable_ip+0xa5/0x140
[  278.752345][ T4845]  dev_set_promiscuity+0xa1/0x230
[  278.752553][ T4845]  del_nbp+0x116/0xc10
[  278.752702][ T4845]  ? __asan_memset+0x27/0x50
[  278.752906][ T4845]  br_dev_delete+0x9d/0x1b0
[  278.753108][ T4845]  rtnl_dellink+0x48f/0xae0
[  278.753322][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.753522][ T4845]  ? find_held_lock+0x2b/0x80
[  278.753888][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.754091][ T4845]  ? mark_usage+0x61/0x170
[  278.754303][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.754548][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.754910][ T4845]  ? find_held_lock+0x2b/0x80
[  278.755115][ T4845]  ? mark_usage+0x61/0x170
[  278.755331][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.755535][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.755896][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.756107][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.756322][ T4845]  ? find_held_lock+0x2b/0x80
[  278.756537][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.756896][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.757118][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.757353][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.757571][ T4845]  ? validate_chain+0x38b/0xc20
[  278.757947][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.758169][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.758386][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.758596][ T4845]  ? find_held_lock+0x2b/0x80
[  278.758964][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.759182][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.759395][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.759619][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.759973][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.760196][ T4845]  netlink_unicast+0x486/0x750
[  278.760419][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.760632][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.761005][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.761227][ T4845]  ? netlink_unicast+0x750/0x750
[  278.761446][ T4845]  ? __might_fault+0x97/0x140
[  278.761661][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.762030][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.762248][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.762516][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.762883][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.763101][ T4845]  ? validate_chain+0x38b/0xc20
[  278.763334][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.763548][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.763979][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.764225][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.764446][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.764656][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.765086][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.765305][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.765529][ T4845]  do_syscall_64+0x117/0xfc0
[  278.765747][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.766144][ T4845]  ? exc_page_fault+0xee/0x100
[  278.766383][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.766648][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.766876][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.767817][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.768326][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.768646][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.768964][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.769470][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.769803][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.770291][ T4845]  </TASK>
[  278.770445][ T4845] irq event stamp: 23925
[  278.770597][ T4845] hardirqs last  enabled at (23933): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.770952][ T4845] hardirqs last disabled at (23940): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.771491][ T4845] softirqs last  enabled at (23034): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  278.771856][ T4845] softirqs last disabled at (23032): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  278.772386][ T4845] ---[ end trace 0000000000000000 ]---
[  278.772647][ T4845] br0: port 4(s2) entered disabled state
[  278.774189][ T4845] ------------[ cut here ]------------
[  278.774401][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.774978][ T4845] Modules linked in: 8021q
[  278.775206][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.775781][ T4845] Tainted: [W]=WARN
[  278.775937][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.776201][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.776472][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.777377][ T4845] RSP: 0018:ffa0000000b47050 EFLAGS: 00010286
[  278.777667][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f42c940 RCX: 1ff4000000168dd0
[  278.777870][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f42c9f0
[  278.778069][ T4845] RBP: ff1100000cb89000 R08: 1fe2200001e8593f R09: ff1100000c902e58
[  278.778271][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  278.778477][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  278.778679][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.779006][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.779182][ T4845] CR2: 00007f7ee06f11a0 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.779475][ T4845] PKRU: 55555554
[  278.779576][ T4845] Call Trace:
[  278.779679][ T4845]  <TASK>
[  278.779750][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.779885][ T4845]  rtnetlink_event+0xe0/0x1f0
[  278.780107][ T4845]  notifier_call_chain+0xb0/0x320
[  278.780249][ T4845]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  278.780389][ T4845]  ? netdev_adjacent_change_prepare+0x170/0x170
[  278.780557][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.780779][ T4845]  ? find_held_lock+0x2b/0x80
[  278.780914][ T4845]  netdev_upper_dev_unlink+0x79/0xa0
[  278.781047][ T4845]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  278.781311][ T4845]  ? nbp_backup_change+0x54/0x370
[  278.781445][ T4845]  ? br_manage_promisc+0x74/0x160
[  278.781576][ T4845]  del_nbp+0x60c/0xc10
[  278.781679][ T4845]  br_dev_delete+0x9d/0x1b0
[  278.781811][ T4845]  rtnl_dellink+0x48f/0xae0
[  278.782032][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.782170][ T4845]  ? find_held_lock+0x2b/0x80
[  278.782302][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.782438][ T4845]  ? mark_usage+0x61/0x170
[  278.782659][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.782808][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.782938][ T4845]  ? find_held_lock+0x2b/0x80
[  278.783069][ T4845]  ? mark_usage+0x61/0x170
[  278.783293][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.783429][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.783562][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.783697][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.783916][ T4845]  ? find_held_lock+0x2b/0x80
[  278.784049][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.784187][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.784324][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.784543][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.784673][ T4845]  ? validate_chain+0x38b/0xc20
[  278.784805][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.784936][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.785160][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.785289][ T4845]  ? find_held_lock+0x2b/0x80
[  278.785426][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.785558][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.785778][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.785913][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.786043][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.786182][ T4845]  netlink_unicast+0x486/0x750
[  278.786409][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.786543][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.786675][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.786809][ T4845]  ? netlink_unicast+0x750/0x750
[  278.787028][ T4845]  ? __might_fault+0x97/0x140
[  278.787168][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.787301][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.787439][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.787691][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.787824][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.787956][ T4845]  ? validate_chain+0x38b/0xc20
[  278.788089][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.788317][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.788482][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.788625][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.788844][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.788974][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.789143][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.789275][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.789501][ T4845]  do_syscall_64+0x117/0xfc0
[  278.789633][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.789767][ T4845]  ? exc_page_fault+0xee/0x100
[  278.789899][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.790158][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.790303][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.790873][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.791075][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.791374][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.791573][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.791775][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.792062][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.792269][ T4845]  </TASK>
[  278.792375][ T4845] irq event stamp: 25179
[  278.792475][ T4845] hardirqs last  enabled at (25187): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.792792][ T4845] hardirqs last disabled at (25194): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.793018][ T4845] softirqs last  enabled at (24334): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  278.793251][ T4845] softirqs last disabled at (24332): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  278.793484][ T4845] ---[ end trace 0000000000000000 ]---
[  278.794167][ T4845] s1: left allmulticast mode
[  278.794290][ T4845] s1: left promiscuous mode
[  278.794496][ T4845] ------------[ cut here ]------------
[  278.794719][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.794985][ T4845] Modules linked in: 8021q
[  278.795289][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.795568][ T4845] Tainted: [W]=WARN
[  278.795670][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.795840][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.796014][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.796597][ T4845] RSP: 0018:ffa0000000b47030 EFLAGS: 00010286
[  278.796765][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f42cac0 RCX: 1ff4000000168dcc
[  278.797058][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f42cb70
[  278.797266][ T4845] RBP: ff1100000c8f4000 R08: 1fe2200001e8596f R09: ff1100000c902e58
[  278.797472][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  278.797767][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000b47370
[  278.797968][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.798301][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.798474][ T4845] CR2: 00007f7ee06f11a0 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.798675][ T4845] PKRU: 55555554
[  278.798867][ T4845] Call Trace:
[  278.798969][ T4845]  <TASK>
[  278.799038][ T4845]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.799176][ T4845]  rtmsg_ifinfo+0x5c/0xb0
[  278.799279][ T4845]  __dev_notify_flags+0x1b8/0x280
[  278.799507][ T4845]  ? netdev_info+0xe2/0x116
[  278.799641][ T4845]  ? netdev_notice+0x120/0x120
[  278.799776][ T4845]  ? netif_change_name+0x8c0/0x8c0
[  278.799911][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.800142][ T4845]  ? do_raw_spin_lock+0x131/0x280
[  278.800277][ T4845]  ? find_held_lock+0x2b/0x80
[  278.800420][ T4845]  __dev_set_promiscuity+0x194/0x290
[  278.800554][ T4845]  ? mark_held_locks+0x40/0x70
[  278.800779][ T4845]  netif_set_promiscuity+0x4c/0xc0
[  278.800912][ T4845]  ? __local_bh_enable_ip+0xa5/0x140
[  278.801047][ T4845]  dev_set_promiscuity+0xa1/0x230
[  278.801187][ T4845]  del_nbp+0x116/0xc10
[  278.801289][ T4845]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.801522][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.801694][ T4845]  br_dev_delete+0x9d/0x1b0
[  278.801829][ T4845]  rtnl_dellink+0x48f/0xae0
[  278.802057][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.802198][ T4845]  ? find_held_lock+0x2b/0x80
[  278.802339][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.802474][ T4845]  ? mark_usage+0x61/0x170
[  278.802699][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.802855][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.802989][ T4845]  ? find_held_lock+0x2b/0x80
[  278.803131][ T4845]  ? mark_usage+0x61/0x170
[  278.803361][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.803495][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.803628][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.803766][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.803991][ T4845]  ? find_held_lock+0x2b/0x80
[  278.804130][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.804264][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.804403][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.804628][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.804763][ T4845]  ? validate_chain+0x38b/0xc20
[  278.804896][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.805030][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.805173][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.805309][ T4845]  ? find_held_lock+0x2b/0x80
[  278.805446][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.805580][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.805808][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.805946][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.806080][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.806223][ T4845]  netlink_unicast+0x486/0x750
[  278.806452][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.806588][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.806722][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.806858][ T4845]  ? netlink_unicast+0x750/0x750
[  278.807083][ T4845]  ? __might_fault+0x97/0x140
[  278.807231][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.807369][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.807505][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.807759][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.807893][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.808029][ T4845]  ? validate_chain+0x38b/0xc20
[  278.808169][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.808397][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.808564][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.808711][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.808846][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.809069][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.809240][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.809379][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.809513][ T4845]  do_syscall_64+0x117/0xfc0
[  278.809739][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.809873][ T4845]  ? exc_page_fault+0xee/0x100
[  278.810007][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.810177][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.810322][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.810895][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.811095][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.811301][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.811598][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.811797][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.812088][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.812300][ T4845]  </TASK>
[  278.812406][ T4845] irq event stamp: 26785
[  278.812508][ T4845] hardirqs last  enabled at (26793): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.812835][ T4845] hardirqs last disabled at (26800): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.813068][ T4845] softirqs last  enabled at (26550): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.813399][ T4845] softirqs last disabled at (26539): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.813631][ T4845] ---[ end trace 0000000000000000 ]---
[  278.813790][ T4845] br0: port 2(s1) entered disabled state
[  278.814266][ T4845] ------------[ cut here ]------------
[  278.814404][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.814751][ T4845] Modules linked in: 8021q
[  278.814889][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.815298][ T4845] Tainted: [W]=WARN
[  278.815461][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.815713][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.816138][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.816854][ T4845] RSP: 0018:ffa0000000b47050 EFLAGS: 00010286
[  278.817267][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f42cf40 RCX: 1ff4000000168dd0
[  278.817570][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f42cff0
[  278.817868][ T4845] RBP: ff1100000c8f4000 R08: 1fe2200001e859ff R09: ff1100000c902e58
[  278.818334][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[  278.818641][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  278.819102][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.819476][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.819737][ T4845] CR2: 00007f7ee06f11a0 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.820219][ T4845] PKRU: 55555554
[  278.820376][ T4845] Call Trace:
[  278.820532][ T4845]  <TASK>
[  278.820640][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.820843][ T4845]  rtnetlink_event+0xe0/0x1f0
[  278.821204][ T4845]  notifier_call_chain+0xb0/0x320
[  278.821469][ T4845]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  278.821736][ T4845]  ? validate_chain+0xa7c/0xc20
[  278.821986][ T4845]  ? netdev_adjacent_change_prepare+0x170/0x170
[  278.822411][ T4845]  ? do_raw_spin_lock+0x131/0x280
[  278.822617][ T4845]  ? fdb_delete_local+0x3c3/0x710
[  278.822827][ T4845]  ? find_held_lock+0x2b/0x80
[  278.823197][ T4845]  netdev_upper_dev_unlink+0x79/0xa0
[  278.823412][ T4845]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  278.823668][ T4845]  ? nbp_backup_change+0x54/0x370
[  278.823876][ T4845]  ? br_manage_promisc+0x74/0x160
[  278.824249][ T4845]  del_nbp+0x60c/0xc10
[  278.824413][ T4845]  br_dev_delete+0x9d/0x1b0
[  278.824617][ T4845]  rtnl_dellink+0x48f/0xae0
[  278.824826][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.825193][ T4845]  ? find_held_lock+0x2b/0x80
[  278.825409][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.825624][ T4845]  ? mark_usage+0x61/0x170
[  278.825834][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.826212][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.826408][ T4845]  ? find_held_lock+0x2b/0x80
[  278.826607][ T4845]  ? mark_usage+0x61/0x170
[  278.826802][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.827159][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.827368][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.827573][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.827779][ T4845]  ? find_held_lock+0x2b/0x80
[  278.828143][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.828353][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.828558][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.828760][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.829112][ T4845]  ? validate_chain+0x38b/0xc20
[  278.829327][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.829528][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.829735][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.830085][ T4845]  ? find_held_lock+0x2b/0x80
[  278.830305][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.830523][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.830734][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.831096][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.831315][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.831528][ T4845]  netlink_unicast+0x486/0x750
[  278.831735][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.832090][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.832313][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.832522][ T4845]  ? netlink_unicast+0x750/0x750
[  278.832728][ T4845]  ? __might_fault+0x97/0x140
[  278.833084][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.833291][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.833502][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.833757][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.834120][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.834344][ T4845]  ? validate_chain+0x38b/0xc20
[  278.834553][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.834759][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.835179][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.835420][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.835630][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.835835][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.836260][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.836479][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.836693][ T4845]  do_syscall_64+0x117/0xfc0
[  278.836904][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.837281][ T4845]  ? exc_page_fault+0xee/0x100
[  278.837493][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.837751][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.838138][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.838904][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.839468][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.839760][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.840244][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.840565][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.840880][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.841376][ T4845]  </TASK>
[  278.841534][ T4845] irq event stamp: 27901
[  278.841694][ T4845] hardirqs last  enabled at (27909): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.842058][ T4845] hardirqs last disabled at (27916): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.842589][ T4845] softirqs last  enabled at (27040): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  278.842952][ T4845] softirqs last disabled at (27038): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  278.843434][ T4845] ---[ end trace 0000000000000000 ]---
[  278.844669][ T4845] s0: left allmulticast mode
[  278.845120][ T4845] s0: left promiscuous mode
[  278.845748][ T4845] ------------[ cut here ]------------
[  278.846034][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.846612][ T4845] Modules linked in: 8021q
[  278.846893][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.847505][ T4845] Tainted: [W]=WARN
[  278.847683][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.847964][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.848258][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.848978][ T4845] RSP: 0018:ffa0000000b47030 EFLAGS: 00010286
[  278.849258][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f42d0c0 RCX: 1ff4000000168dcc
[  278.849579][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f42d170
[  278.849904][ T4845] RBP: ff110000087cc000 R08: 1fe2200001e85a2f R09: ff1100000c902e58
[  278.850238][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000100
[  278.850566][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000b47370
[  278.850886][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.851272][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.851546][ T4845] CR2: 00007f7ee06f11a0 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.851958][ T4845] PKRU: 55555554
[  278.852135][ T4845] Call Trace:
[  278.852291][ T4845]  <TASK>
[  278.852401][ T4845]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.852621][ T4845]  rtmsg_ifinfo+0x5c/0xb0
[  278.852787][ T4845]  __dev_notify_flags+0x1b8/0x280
[  278.853001][ T4845]  ? netdev_info+0xe2/0x116
[  278.853227][ T4845]  ? netdev_notice+0x120/0x120
[  278.853447][ T4845]  ? netif_change_name+0x8c0/0x8c0
[  278.853665][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.853881][ T4845]  ? do_raw_spin_lock+0x131/0x280
[  278.854094][ T4845]  ? find_held_lock+0x2b/0x80
[  278.854324][ T4845]  __dev_set_promiscuity+0x194/0x290
[  278.854538][ T4845]  ? mark_held_locks+0x40/0x70
[  278.854755][ T4845]  netif_set_promiscuity+0x4c/0xc0
[  278.854968][ T4845]  ? __local_bh_enable_ip+0xa5/0x140
[  278.855195][ T4845]  dev_set_promiscuity+0xa1/0x230
[  278.855414][ T4845]  del_nbp+0x116/0xc10
[  278.855576][ T4845]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.855791][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.856062][ T4845]  br_dev_delete+0x9d/0x1b0
[  278.856283][ T4845]  rtnl_dellink+0x48f/0xae0
[  278.856502][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.856712][ T4845]  ? find_held_lock+0x2b/0x80
[  278.856923][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.857142][ T4845]  ? mark_usage+0x61/0x170
[  278.857357][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.857600][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.857846][ T4845]  ? find_held_lock+0x2b/0x80
[  278.858140][ T4845]  ? mark_usage+0x61/0x170
[  278.858433][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.858587][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.858725][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.858864][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.859001][ T4845]  ? find_held_lock+0x2b/0x80
[  278.859143][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.859280][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.859424][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.859655][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.859788][ T4845]  ? validate_chain+0x38b/0xc20
[  278.859921][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.860055][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.860289][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.860430][ T4845]  ? find_held_lock+0x2b/0x80
[  278.860565][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.860698][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.860925][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.861064][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.861203][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.861343][ T4845]  netlink_unicast+0x486/0x750
[  278.861571][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.861706][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.861842][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.861979][ T4845]  ? netlink_unicast+0x750/0x750
[  278.862211][ T4845]  ? __might_fault+0x97/0x140
[  278.862352][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.862487][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.862621][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.862881][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.863017][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.863162][ T4845]  ? validate_chain+0x38b/0xc20
[  278.863298][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.863531][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.863698][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.863845][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.864071][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.864210][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.864388][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.864524][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.864750][ T4845]  do_syscall_64+0x117/0xfc0
[  278.864886][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.865022][ T4845]  ? exc_page_fault+0xee/0x100
[  278.865163][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.865428][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.865572][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.866160][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.866375][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.866672][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.866874][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.867074][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.867383][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.867591][ T4845]  </TASK>
[  278.867693][ T4845] irq event stamp: 29393
[  278.867796][ T4845] hardirqs last  enabled at (29401): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.868120][ T4845] hardirqs last disabled at (29408): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.868365][ T4845] softirqs last  enabled at (28652): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.868691][ T4845] softirqs last disabled at (28647): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.868927][ T4845] ---[ end trace 0000000000000000 ]---
[  278.869105][ T4845] br0: port 1(s0) entered disabled state
[  278.876358][ T4845] ------------[ cut here ]------------
[  278.876521][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/4845
[  278.876798][ T4845] Modules linked in: 8021q
[  278.876949][ T4845] CPU: 3 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.877233][ T4845] Tainted: [W]=WARN
[  278.877343][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.877517][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.877703][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.878187][ T4845] RSP: 0018:ffa0000000b47050 EFLAGS: 00010286
[  278.878358][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f42d6c0 RCX: 1ff4000000168dd0
[  278.878554][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f42d770
[  278.878758][ T4845] RBP: ff110000087cc000 R08: 1fe2200001e85aef R09: ff1100000c902e58
[  278.878959][ T4845] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[  278.879165][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[  278.879375][ T4845] FS:  00007f7ee0421840(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  278.879611][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.879784][ T4845] CR2: 00007facea5d1f98 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.879983][ T4845] PKRU: 55555554
[  278.880087][ T4845] Call Trace:
[  278.880198][ T4845]  <TASK>
[  278.880266][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.880408][ T4845]  rtnetlink_event+0xe0/0x1f0
[  278.880547][ T4845]  notifier_call_chain+0xb0/0x320
[  278.880687][ T4845]  __netdev_upper_dev_unlink+0x10b/0x1e0
[  278.880824][ T4845]  ? netdev_adjacent_change_prepare+0x170/0x170
[  278.880989][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.881121][ T4845]  ? find_held_lock+0x2b/0x80
[  278.881374][ T4845]  netdev_upper_dev_unlink+0x79/0xa0
[  278.881511][ T4845]  ? __netdev_upper_dev_unlink+0x1e0/0x1e0
[  278.881679][ T4845]  ? rtnl_is_locked+0x15/0x20
[  278.881813][ T4845]  ? nbp_backup_change+0x54/0x370
[  278.881947][ T4845]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.882085][ T4845]  del_nbp+0x60c/0xc10
[  278.882200][ T4845]  br_dev_delete+0x9d/0x1b0
[  278.882348][ T4845]  rtnl_dellink+0x48f/0xae0
[  278.882487][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.882626][ T4845]  ? find_held_lock+0x2b/0x80
[  278.882759][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.882896][ T4845]  ? mark_usage+0x61/0x170
[  278.883032][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.883190][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.883330][ T4845]  ? find_held_lock+0x2b/0x80
[  278.883464][ T4845]  ? mark_usage+0x61/0x170
[  278.883596][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.883732][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.883865][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.884005][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.884145][ T4845]  ? find_held_lock+0x2b/0x80
[  278.884281][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.884419][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.884559][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.884699][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.884833][ T4845]  ? validate_chain+0x38b/0xc20
[  278.884968][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.885106][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.885246][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.885383][ T4845]  ? find_held_lock+0x2b/0x80
[  278.885515][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.885647][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.885785][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.885925][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.886059][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.886203][ T4845]  netlink_unicast+0x486/0x750
[  278.886343][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.886476][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.886610][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.886752][ T4845]  ? netlink_unicast+0x750/0x750
[  278.886887][ T4845]  ? __might_fault+0x97/0x140
[  278.887026][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.887167][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.887302][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.887471][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.887605][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.887741][ T4845]  ? validate_chain+0x38b/0xc20
[  278.887875][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.888005][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.888177][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.888327][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.888461][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.888593][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.888767][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.888902][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.889036][ T4845]  do_syscall_64+0x117/0xfc0
[  278.889174][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.889312][ T4845]  ? exc_page_fault+0xee/0x100
[  278.889450][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.889612][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.889753][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.890236][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.890446][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.890646][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.890847][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.891050][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.891262][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.891472][ T4845]  </TASK>
[  278.891571][ T4845] irq event stamp: 36305
[  278.891676][ T4845] hardirqs last  enabled at (36313): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.891907][ T4845] hardirqs last disabled at (36320): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.892137][ T4845] softirqs last  enabled at (35730): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.892370][ T4845] softirqs last disabled at (35601): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.892596][ T4845] ---[ end trace 0000000000000000 ]---
[  278.915615][ T4845] ------------[ cut here ]------------
[  278.915861][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.916284][ T4845] Modules linked in: 8021q
[  278.916522][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.916937][ T4845] Tainted: [W]=WARN
[  278.917123][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.917476][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.917752][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.918537][ T4845] RSP: 0018:ffa0000000b47060 EFLAGS: 00010286
[  278.918801][ T4845] RAX: 00000000ffffffa6 RBX: ff1100000f42de40 RCX: 1ff4000000168dd2
[  278.919112][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f42def0
[  278.919429][ T4845] RBP: ff1100000bc1a000 R08: 1fe2200001e85bdf R09: ff1100000c902e58
[  278.919731][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[  278.920035][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000b47100
[  278.920360][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.920723][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.920976][ T4845] CR2: 00007f7ee06f11a0 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.921282][ T4845] PKRU: 55555554
[  278.921459][ T4845] Call Trace:
[  278.921626][ T4845]  <TASK>
[  278.921746][ T4845]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.921970][ T4845]  rtmsg_ifinfo+0x5c/0xb0
[  278.922143][ T4845]  netif_close_many+0x2ac/0x640
[  278.922354][ T4845]  ? __dev_close_many+0x670/0x670
[  278.922553][ T4845]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.922805][ T4845]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.923055][ T4845]  ? lockdep_hardirqs_on+0x8c/0x130
[  278.923265][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.923527][ T4845]  ? unregister_netdevice_queued+0x80/0x80
[  278.923774][ T4845]  ? mutex_is_locked+0x1c/0x50
[  278.923973][ T4845]  ? rtnl_is_locked+0x15/0x20
[  278.924181][ T4845]  ? unregister_netdevice_queue+0x6a/0x470
[  278.924432][ T4845]  ? unregister_netdevice_many+0x20/0x20
[  278.924634][ T4845]  rtnl_dellink+0x4a0/0xae0
[  278.924834][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.925041][ T4845]  ? find_held_lock+0x2b/0x80
[  278.925254][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.925465][ T4845]  ? mark_usage+0x61/0x170
[  278.925671][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.925903][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.926089][ T4845]  ? find_held_lock+0x2b/0x80
[  278.926287][ T4845]  ? mark_usage+0x61/0x170
[  278.926484][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.926676][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.926865][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.927004][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.927139][ T4845]  ? find_held_lock+0x2b/0x80
[  278.927265][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.927398][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.927533][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.927661][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.927792][ T4845]  ? validate_chain+0x38b/0xc20
[  278.927919][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.928047][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.928190][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.928320][ T4845]  ? find_held_lock+0x2b/0x80
[  278.928449][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.928638][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.928838][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.929045][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.929251][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.929459][ T4845]  netlink_unicast+0x486/0x750
[  278.929661][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.929861][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.930068][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.930279][ T4845]  ? netlink_unicast+0x750/0x750
[  278.930485][ T4845]  ? __might_fault+0x97/0x140
[  278.930687][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.930886][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.931083][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.931337][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.931544][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.931746][ T4845]  ? validate_chain+0x38b/0xc20
[  278.931950][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.932163][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.932424][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.932651][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.932854][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.933053][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.933328][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.933529][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.933730][ T4845]  do_syscall_64+0x117/0xfc0
[  278.933930][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.934135][ T4845]  ? exc_page_fault+0xee/0x100
[  278.934339][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.934591][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.934804][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.935521][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.935830][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.936142][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.936444][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.936746][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.937046][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.937374][ T4845]  </TASK>
[  278.937528][ T4845] irq event stamp: 53081
[  278.937677][ T4845] hardirqs last  enabled at (53089): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.938031][ T4845] hardirqs last disabled at (53096): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.938390][ T4845] softirqs last  enabled at (52338): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.938742][ T4845] softirqs last disabled at (52333): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.939086][ T4845] ---[ end trace 0000000000000000 ]---
[  278.943137][ T4845] ------------[ cut here ]------------
[  278.943363][ T4845] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/4845
[  278.943754][ T4845] Modules linked in: 8021q
[  278.943970][ T4845] CPU: 1 UID: 0 PID: 4845 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.944378][ T4845] Tainted: [W]=WARN
[  278.944529][ T4845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.944775][ T4845] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.945041][ T4845] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.945676][ T4845] RSP: 0018:ffa0000000b47190 EFLAGS: 00010286
[  278.945843][ T4845] RAX: 00000000ffffffa6 RBX: ff11000009811240 RCX: 1ff4000000168df8
[  278.946030][ T4845] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000098112f0
[  278.946229][ T4845] RBP: ff1100000bc1a000 R08: 1fe220000130225f R09: ff1100000c902e58
[  278.946593][ T4845] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[  278.946906][ T4845] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  278.947207][ T4845] FS:  00007f7ee0421840(0000) GS:ff1100007299a000(0000) knlGS:0000000000000000
[  278.947558][ T4845] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.947804][ T4845] CR2: 00007f7ee06f11a0 CR3: 000000000d46b004 CR4: 0000000000771ef0
[  278.948095][ T4845] PKRU: 55555554
[  278.949092][ T4845] Call Trace:
[  278.949348][ T4845]  <TASK>
[  278.949458][ T4845]  unregister_netdevice_many_notify+0xce3/0x1b30
[  278.949718][ T4845]  ? unregister_netdevice_queued+0x80/0x80
[  278.949970][ T4845]  ? mutex_is_locked+0x1c/0x50
[  278.950269][ T4845]  ? rtnl_is_locked+0x15/0x20
[  278.950470][ T4845]  ? unregister_netdevice_queue+0x6a/0x470
[  278.950707][ T4845]  rtnl_dellink+0x4a0/0xae0
[  278.950886][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.951071][ T4845]  ? find_held_lock+0x2b/0x80
[  278.951350][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.951536][ T4845]  ? mark_usage+0x61/0x170
[  278.951732][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.951962][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.952251][ T4845]  ? find_held_lock+0x2b/0x80
[  278.952452][ T4845]  ? mark_usage+0x61/0x170
[  278.952641][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.952833][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.953027][ T4845]  ? bpf_address_lookup+0x202/0x290
[  278.953351][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.953543][ T4845]  ? find_held_lock+0x2b/0x80
[  278.953735][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.953930][ T4845]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.954122][ T4845]  ? rtnl_mdb_del+0x580/0x580
[  278.954413][ T4845]  rtnetlink_rcv_msg+0x6fd/0xbd0
[  278.954603][ T4845]  ? validate_chain+0x38b/0xc20
[  278.954789][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.954982][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.955272][ T4845]  ? lock_acquire.part.0+0xbc/0x260
[  278.955468][ T4845]  ? find_held_lock+0x2b/0x80
[  278.955661][ T4845]  netlink_rcv_skb+0x14e/0x3a0
[  278.955853][ T4845]  ? rtnl_link_fill+0x900/0x900
[  278.956047][ T4845]  ? netlink_ack+0xcd0/0xcd0
[  278.956344][ T4845]  ? netlink_deliver_tap+0xc5/0x330
[  278.956542][ T4845]  ? netlink_deliver_tap+0x13c/0x330
[  278.956741][ T4845]  netlink_unicast+0x486/0x750
[  278.956938][ T4845]  ? netlink_attachskb+0x810/0x810
[  278.957227][ T4845]  ? __lock_acquire+0x508/0xc10
[  278.957433][ T4845]  netlink_sendmsg+0x735/0xc60
[  278.957628][ T4845]  ? netlink_unicast+0x750/0x750
[  278.957828][ T4845]  ? __might_fault+0x97/0x140
[  278.958015][ T4845]  ____sys_sendmsg+0x419/0x850
[  278.958249][ T4845]  ? copy_msghdr_from_user+0x2a0/0x460
[  278.958378][ T4845]  ? get_timestamp.constprop.0+0x3a0/0x3a0
[  278.958531][ T4845]  ? move_addr_to_kernel+0x40/0x40
[  278.958654][ T4845]  ? stack_depot_save_flags+0x367/0x770
[  278.958780][ T4845]  ? validate_chain+0x38b/0xc20
[  278.958906][ T4845]  ___sys_sendmsg+0x14e/0x1d0
[  278.959077][ T4845]  ? __call_rcu_common.constprop.0+0xb2/0xa10
[  278.959420][ T4845]  ? copy_msghdr_from_user+0x460/0x460
[  278.959638][ T4845]  __sys_sendmsg+0x145/0x1f0
[  278.959832][ T4845]  ? __sys_sendmsg_sock+0x20/0x20
[  278.960022][ T4845]  ? __call_rcu_common.constprop.0+0x3d1/0xa10
[  278.960362][ T4845]  ? do_raw_spin_unlock+0x59/0x250
[  278.960557][ T4845]  ? rcu_is_watching+0x15/0xd0
[  278.960749][ T4845]  do_syscall_64+0x117/0xfc0
[  278.960943][ T4845]  ? trace_hardirqs_off+0xd/0x30
[  278.961225][ T4845]  ? exc_page_fault+0xee/0x100
[  278.961426][ T4845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[  278.961662][ T4845] RIP: 0033:0x7f7ee065b08e
[  278.961869][ T4845] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[  278.962661][ T4845] RSP: 002b:00007ffd46c679a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  278.962965][ T4845] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f7ee065b08e
[  278.963357][ T4845] RDX: 0000000000000000 RSI: 00007ffd46c67a50 RDI: 0000000000000005
[  278.963648][ T4845] RBP: 00007ffd46c679b0 R08: 0000000000000000 R09: 0000000000000000
[  278.963939][ T4845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10c63b
[  278.964335][ T4845] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd46c68120
[  278.964639][ T4845]  </TASK>
[  278.964791][ T4845] irq event stamp: 60093
[  278.964930][ T4845] hardirqs last  enabled at (60101): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.965285][ T4845] hardirqs last disabled at (60202): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.965506][ T4845] softirqs last  enabled at (60200): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.965722][ T4845] softirqs last disabled at (60109): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.965938][ T4845] ---[ end trace 0000000000000000 ]---
[  278.967980][   T70] ------------[ cut here ]------------
[  278.968176][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/70
[  278.968473][   T70] Modules linked in: 8021q
[  278.968653][   T70] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.968982][   T70] Tainted: [W]=WARN
[  278.969141][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.969355][   T70] Workqueue: netns cleanup_net
[  278.969537][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.969747][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.970251][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  278.970464][   T70] RAX: 00000000ffffffa6 RBX: ff11000009811840 RCX: 1ff4000000096eaf
[  278.970693][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000098118f0
[  278.970924][   T70] RBP: ff1100000cb89000 R08: 1fe220000130231f R09: ff11000008da8bd0
[  278.971171][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  278.971414][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8f4000
[  278.971650][   T70] FS:  0000000000000000(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.971915][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.972121][   T70] CR2: 00007f7ee0881430 CR3: 000000000d46b006 CR4: 0000000000771ef0
[  278.972384][   T70] PKRU: 55555554
[  278.972523][   T70] Call Trace:
[  278.972666][   T70]  <TASK>
[  278.972778][   T70]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.972953][   T70]  rtmsg_ifinfo+0x5c/0xb0
[  278.973094][   T70]  netif_close_many+0x2ac/0x640
[  278.973278][   T70]  ? mark_held_locks+0x40/0x70
[  278.973464][   T70]  ? __dev_close_many+0x670/0x670
[  278.973641][   T70]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.973843][   T70]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.974045][   T70]  ? mutex_is_locked+0x1c/0x50
[  278.974232][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.974443][   T70]  ? mutex_is_locked+0x1c/0x50
[  278.974614][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.974785][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  278.974990][   T70]  ? unregister_netdevice_many+0x20/0x20
[  278.975181][   T70]  default_device_exit_batch+0x38b/0x600
[  278.975541][   T70]  ? generic_xdp_install+0x400/0x400
[  278.975716][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  278.975890][   T70]  ? unregister_netdev+0x60/0x60
[  278.976062][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.976247][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  278.976440][   T70]  ops_undo_list+0x2ce/0x8f0
[  278.976617][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  278.976787][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.976962][   T70]  cleanup_net+0x431/0x890
[  278.977147][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  278.977325][   T70]  ? process_one_work+0xdb7/0x1410
[  278.977500][   T70]  ? lock_acquire+0x134/0x160
[  278.977678][   T70]  ? rcu_is_watching+0x15/0xd0
[  278.977851][   T70]  process_one_work+0xdf8/0x1410
[  278.978027][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  278.978207][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  278.978392][   T70]  worker_thread+0x4f1/0xd60
[  278.978564][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.978735][   T70]  ? __kthread_parkme+0xbd/0x210
[  278.978908][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.979084][   T70]  kthread+0x367/0x460
[  278.979241][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  278.979449][   T70]  ? kthread_affine_node+0x330/0x330
[  278.979623][   T70]  ret_from_fork+0x474/0x6b0
[  278.979800][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  278.980001][   T70]  ? __switch_to+0x5a3/0xe00
[  278.980191][   T70]  ? kthread_affine_node+0x330/0x330
[  278.980380][   T70]  ret_from_fork_asm+0x11/0x20
[  278.980559][   T70]  </TASK>
[  278.980697][   T70] irq event stamp: 105853
[  278.980836][   T70] hardirqs last  enabled at (105863): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.981099][   T70] hardirqs last disabled at (105872): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.981383][   T70] softirqs last  enabled at (105540): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.981653][   T70] softirqs last disabled at (105533): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.981914][   T70] ---[ end trace 0000000000000000 ]---
[  278.983220][   T70] ------------[ cut here ]------------
[  278.983402][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/70
[  278.983700][   T70] Modules linked in: 8021q
[  278.983878][   T70] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.984223][   T70] Tainted: [W]=WARN
[  278.984374][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  278.984577][   T70] Workqueue: netns cleanup_net
[  278.984757][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  278.984963][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  278.985460][   T70] RSP: 0018:ffa00000004b7748 EFLAGS: 00010286
[  278.985663][   T70] RAX: 00000000ffffffa6 RBX: ff110000115d44c0 RCX: 1ff4000000096eaf
[  278.985897][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115d4570
[  278.986140][   T70] RBP: ff1100000c8f4000 R08: 1fe22000022ba8af R09: ff11000008da8bd0
[  278.986380][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[  278.986611][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004b77e8
[  278.986849][   T70] FS:  0000000000000000(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  278.987110][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  278.987335][   T70] CR2: 00007f7ee0881430 CR3: 000000000d46b006 CR4: 0000000000771ef0
[  278.987566][   T70] PKRU: 55555554
[  278.987705][   T70] Call Trace:
[  278.987843][   T70]  <TASK>
[  278.987958][   T70]  ? ip6_route_dev_notify+0x3d/0x380
[  278.988141][   T70]  rtmsg_ifinfo_event.part.0+0x2c/0x130
[  278.988321][   T70]  ? notifier_call_chain+0xb0/0x320
[  278.988494][   T70]  rtmsg_ifinfo+0x5c/0xb0
[  278.988637][   T70]  netif_close_many+0x2ac/0x640
[  278.988812][   T70]  ? mark_held_locks+0x40/0x70
[  278.988983][   T70]  ? __dev_close_many+0x670/0x670
[  278.989173][   T70]  ? netif_close_many_and_unlock+0x22/0x2c0
[  278.989386][   T70]  unregister_netdevice_many_notify+0x71a/0x1b30
[  278.989589][   T70]  ? mutex_is_locked+0x1c/0x50
[  278.989760][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  278.989957][   T70]  ? mutex_is_locked+0x1c/0x50
[  278.990141][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.990321][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  278.990528][   T70]  ? unregister_netdevice_many+0x20/0x20
[  278.990700][   T70]  default_device_exit_batch+0x38b/0x600
[  278.990871][   T70]  ? generic_xdp_install+0x400/0x400
[  278.991040][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  278.991225][   T70]  ? unregister_netdev+0x60/0x60
[  278.991406][   T70]  ? rtnl_is_locked+0x15/0x20
[  278.991575][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  278.991755][   T70]  ops_undo_list+0x2ce/0x8f0
[  278.991929][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  278.992097][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  278.992288][   T70]  cleanup_net+0x431/0x890
[  278.992471][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  278.992642][   T70]  ? process_one_work+0xdb7/0x1410
[  278.992816][   T70]  ? lock_acquire+0x134/0x160
[  278.993014][   T70]  ? rcu_is_watching+0x15/0xd0
[  278.993207][   T70]  process_one_work+0xdf8/0x1410
[  278.993393][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  278.993564][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  278.993744][   T70]  worker_thread+0x4f1/0xd60
[  278.993916][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.994088][   T70]  ? __kthread_parkme+0xbd/0x210
[  278.994278][   T70]  ? rescuer_thread+0x1320/0x1320
[  278.994456][   T70]  kthread+0x367/0x460
[  278.994598][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  278.994802][   T70]  ? kthread_affine_node+0x330/0x330
[  278.994976][   T70]  ret_from_fork+0x474/0x6b0
[  278.995182][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  278.995390][   T70]  ? __switch_to+0x5a3/0xe00
[  278.995563][   T70]  ? kthread_affine_node+0x330/0x330
[  278.995741][   T70]  ret_from_fork_asm+0x11/0x20
[  278.995919][   T70]  </TASK>
[  278.996057][   T70] irq event stamp: 108413
[  278.996208][   T70] hardirqs last  enabled at (108425): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  278.996476][   T70] hardirqs last disabled at (108434): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  278.996741][   T70] softirqs last  enabled at (107814): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  278.997004][   T70] softirqs last disabled at (107807): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  278.997284][   T70] ---[ end trace 0000000000000000 ]---
[  278.998809][   T70] ------------[ cut here ]------------
[  278.998975][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/70
[  278.999286][   T70] Modules linked in: 8021q
[  278.999546][   T70] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  278.999863][   T70] Tainted: [W]=WARN
[  279.000000][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.000239][   T70] Workqueue: netns cleanup_net
[  279.000423][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.000628][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.001108][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.001327][   T70] RAX: 00000000ffffffa6 RBX: ff110000115d5540 RCX: 1ff4000000096ed5
[  279.001554][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115d55f0
[  279.001778][   T70] RBP: ff11000007641000 R08: 1fe22000022baabf R09: ff11000008da8bd0
[  279.002001][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[  279.002236][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.002475][   T70] FS:  0000000000000000(0000) GS:ff11000072a1a000(0000) knlGS:0000000000000000
[  279.002729][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.002926][   T70] CR2: 00007f7ee0881430 CR3: 000000000d46b006 CR4: 0000000000771ef0
[  279.003162][   T70] PKRU: 55555554
[  279.003298][   T70] Call Trace:
[  279.003445][   T70]  <TASK>
[  279.003558][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.003758][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.003953][   T70]  ? mutex_is_locked+0x1c/0x50
[  279.004120][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.004299][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  279.004508][   T70]  default_device_exit_batch+0x38b/0x600
[  279.004675][   T70]  ? generic_xdp_install+0x400/0x400
[  279.004846][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.005012][   T70]  ? unregister_netdev+0x60/0x60
[  279.005192][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.005368][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.005538][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.005708][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.005875][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.006050][   T70]  cleanup_net+0x431/0x890
[  279.006233][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.006408][   T70]  ? process_one_work+0xdb7/0x1410
[  279.006577][   T70]  ? lock_acquire+0x134/0x160
[  279.006745][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.006913][   T70]  process_one_work+0xdf8/0x1410
[  279.007086][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.007266][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.007452][   T70]  worker_thread+0x4f1/0xd60
[  279.007620][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.007784][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.007954][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.008121][   T70]  kthread+0x367/0x460
[  279.008273][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.008477][   T70]  ? kthread_affine_node+0x330/0x330
[  279.008648][   T70]  ret_from_fork+0x474/0x6b0
[  279.008818][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.009012][   T70]  ? __switch_to+0x5a3/0xe00
[  279.009195][   T70]  ? kthread_affine_node+0x330/0x330
[  279.009374][   T70]  ret_from_fork_asm+0x11/0x20
[  279.009547][   T70]  </TASK>
[  279.009681][   T70] irq event stamp: 112329
[  279.009817][   T70] hardirqs last  enabled at (112339): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.010075][   T70] hardirqs last disabled at (112348): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.010346][   T70] softirqs last  enabled at (111796): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  279.010598][   T70] softirqs last disabled at (111749): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  279.010854][   T70] ---[ end trace 0000000000000000 ]---
[  279.020352][   T70] ------------[ cut here ]------------
[  279.020493][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/70
[  279.020738][   T70] Modules linked in: 8021q
[  279.020867][   T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  279.021156][   T70] Tainted: [W]=WARN
[  279.021258][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.021421][   T70] Workqueue: netns cleanup_net
[  279.021552][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.021710][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.022134][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.022286][   T70] RAX: 00000000ffffffa6 RBX: ff110000115d5b40 RCX: 1ff4000000096ed5
[  279.022472][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000115d5bf0
[  279.022651][   T70] RBP: ff1100000cb89000 R08: 1fe22000022bab7f R09: ff11000008da8bd0
[  279.022829][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  279.023006][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.023200][   T70] FS:  0000000000000000(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  279.023419][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.023570][   T70] CR2: 00007f61e54bc2a0 CR3: 000000000d46b002 CR4: 0000000000771ef0
[  279.023751][   T70] PKRU: 55555554
[  279.023841][   T70] Call Trace:
[  279.023933][   T70]  <TASK>
[  279.023996][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.024152][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.024300][   T70]  ? mutex_is_locked+0x1c/0x50
[  279.024424][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.024542][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  279.024693][   T70]  default_device_exit_batch+0x38b/0x600
[  279.024811][   T70]  ? generic_xdp_install+0x400/0x400
[  279.024931][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.025050][   T70]  ? unregister_netdev+0x60/0x60
[  279.025178][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.025295][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.025420][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.025540][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.025657][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.025781][   T70]  cleanup_net+0x431/0x890
[  279.025902][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.026021][   T70]  ? process_one_work+0xdb7/0x1410
[  279.026142][   T70]  ? lock_acquire+0x134/0x160
[  279.026261][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.026383][   T70]  process_one_work+0xdf8/0x1410
[  279.026504][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.026623][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.026750][   T70]  worker_thread+0x4f1/0xd60
[  279.026870][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.026987][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.027106][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.027227][   T70]  kthread+0x367/0x460
[  279.027321][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.027469][   T70]  ? kthread_affine_node+0x330/0x330
[  279.027589][   T70]  ret_from_fork+0x474/0x6b0
[  279.027715][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.027862][   T70]  ? __switch_to+0x5a3/0xe00
[  279.027983][   T70]  ? kthread_affine_node+0x330/0x330
[  279.028103][   T70]  ret_from_fork_asm+0x11/0x20
[  279.028237][   T70]  </TASK>
[  279.028331][   T70] irq event stamp: 123289
[  279.028423][   T70] hardirqs last  enabled at (123297): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.028644][   T70] hardirqs last disabled at (123304): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.028855][   T70] softirqs last  enabled at (122946): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  279.029061][   T70] softirqs last disabled at (122937): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  279.029271][   T70] ---[ end trace 0000000000000000 ]---
[  279.030892][   T70] ------------[ cut here ]------------
[  279.031017][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/70
[  279.031272][   T70] Modules linked in: 8021q
[  279.031423][   T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  279.031693][   T70] Tainted: [W]=WARN
[  279.031783][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.031932][   T70] Workqueue: netns cleanup_net
[  279.032057][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.032223][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.032651][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.032803][   T70] RAX: 00000000ffffffa6 RBX: ff11000005c46640 RCX: 1ff4000000096ed5
[  279.032981][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c466f0
[  279.033165][   T70] RBP: ff1100000c8f1000 R08: 1fe2200000b88cdf R09: ff11000008da8bd0
[  279.033347][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  279.033525][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.033703][   T70] FS:  0000000000000000(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  279.033913][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.034068][   T70] CR2: 00007f61e54bc2a0 CR3: 000000000d46b002 CR4: 0000000000771ef0
[  279.034252][   T70] PKRU: 55555554
[  279.034352][   T70] Call Trace:
[  279.034440][   T70]  <TASK>
[  279.034503][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.034654][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.034800][   T70]  ? mutex_is_locked+0x1c/0x50
[  279.034921][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.035039][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  279.035200][   T70]  default_device_exit_batch+0x38b/0x600
[  279.035323][   T70]  ? generic_xdp_install+0x400/0x400
[  279.035443][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.035563][   T70]  ? unregister_netdev+0x60/0x60
[  279.035684][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.035806][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.035927][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.036047][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.036206][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.036336][   T70]  cleanup_net+0x431/0x890
[  279.036456][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.036573][   T70]  ? process_one_work+0xdb7/0x1410
[  279.036696][   T70]  ? lock_acquire+0x134/0x160
[  279.036815][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.036935][   T70]  process_one_work+0xdf8/0x1410
[  279.037058][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.037182][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.037305][   T70]  worker_thread+0x4f1/0xd60
[  279.037430][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.037550][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.037678][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.037800][   T70]  kthread+0x367/0x460
[  279.037891][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.038038][   T70]  ? kthread_affine_node+0x330/0x330
[  279.038164][   T70]  ret_from_fork+0x474/0x6b0
[  279.038285][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.038441][   T70]  ? __switch_to+0x5a3/0xe00
[  279.038564][   T70]  ? kthread_affine_node+0x330/0x330
[  279.038684][   T70]  ret_from_fork_asm+0x11/0x20
[  279.038811][   T70]  </TASK>
[  279.038901][   T70] irq event stamp: 126397
[  279.038990][   T70] hardirqs last  enabled at (126405): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.039201][   T70] hardirqs last disabled at (126414): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.039414][   T70] softirqs last  enabled at (125918): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  279.039624][   T70] softirqs last disabled at (125845): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  279.039829][   T70] ---[ end trace 0000000000000000 ]---
[  279.041062][   T70] ------------[ cut here ]------------
[  279.041215][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/70
[  279.041454][   T70] Modules linked in: 8021q
[  279.041576][   T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  279.041845][   T70] Tainted: [W]=WARN
[  279.041935][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.042086][   T70] Workqueue: netns cleanup_net
[  279.042216][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.042376][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.042804][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.042955][   T70] RAX: 00000000ffffffa6 RBX: ff11000005c46c40 RCX: 1ff4000000096ed5
[  279.043157][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c46cf0
[  279.043339][   T70] RBP: ff1100000c8f4000 R08: 1fe2200000b88d9f R09: ff11000008da8bd0
[  279.043517][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  279.043695][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.043875][   T70] FS:  0000000000000000(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  279.044086][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.044241][   T70] CR2: 00007f61e54bc2a0 CR3: 000000000d46b002 CR4: 0000000000771ef0
[  279.044423][   T70] PKRU: 55555554
[  279.044515][   T70] Call Trace:
[  279.044607][   T70]  <TASK>
[  279.044669][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.044821][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.044967][   T70]  ? mutex_is_locked+0x1c/0x50
[  279.045084][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.045206][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  279.045364][   T70]  default_device_exit_batch+0x38b/0x600
[  279.045487][   T70]  ? generic_xdp_install+0x400/0x400
[  279.045605][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.045724][   T70]  ? unregister_netdev+0x60/0x60
[  279.045841][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.045959][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.046078][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.046204][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.046327][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.046450][   T70]  cleanup_net+0x431/0x890
[  279.046568][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.046685][   T70]  ? process_one_work+0xdb7/0x1410
[  279.046805][   T70]  ? lock_acquire+0x134/0x160
[  279.046922][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.047041][   T70]  process_one_work+0xdf8/0x1410
[  279.047168][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.047287][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.047417][   T70]  worker_thread+0x4f1/0xd60
[  279.047536][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.047653][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.047773][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.047891][   T70]  kthread+0x367/0x460
[  279.047981][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.048136][   T70]  ? kthread_affine_node+0x330/0x330
[  279.048254][   T70]  ret_from_fork+0x474/0x6b0
[  279.048380][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.048531][   T70]  ? __switch_to+0x5a3/0xe00
[  279.048656][   T70]  ? kthread_affine_node+0x330/0x330
[  279.048777][   T70]  ret_from_fork_asm+0x11/0x20
[  279.048903][   T70]  </TASK>
[  279.048993][   T70] irq event stamp: 129127
[  279.049081][   T70] hardirqs last  enabled at (129135): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.049291][   T70] hardirqs last disabled at (129144): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.049500][   T70] softirqs last  enabled at (128646): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  279.049709][   T70] softirqs last disabled at (128641): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  279.049916][   T70] ---[ end trace 0000000000000000 ]---
[  279.051558][   T70] ------------[ cut here ]------------
[  279.051688][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/70
[  279.051925][   T70] Modules linked in: 8021q
[  279.052050][   T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  279.052837][   T70] Tainted: [W]=WARN
[  279.052930][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.053079][   T70] Workqueue: netns cleanup_net
[  279.053254][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.053413][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.053840][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.053989][   T70] RAX: 00000000ffffffa6 RBX: ff11000005c476c0 RCX: 1ff4000000096ed5
[  279.054220][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c47770
[  279.054403][   T70] RBP: ff11000009e59000 R08: 1fe2200000b88eef R09: ff11000008da8bd0
[  279.054631][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  279.054809][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.054989][   T70] FS:  0000000000000000(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  279.055250][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.055404][   T70] CR2: 00007f61e54bc2a0 CR3: 000000000d46b002 CR4: 0000000000771ef0
[  279.055583][   T70] PKRU: 55555554
[  279.055672][   T70] Call Trace:
[  279.055761][   T70]  <TASK>
[  279.055822][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.055972][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.056121][   T70]  ? mutex_is_locked+0x1c/0x50
[  279.056289][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.056411][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  279.056562][   T70]  default_device_exit_batch+0x38b/0x600
[  279.056682][   T70]  ? generic_xdp_install+0x400/0x400
[  279.056801][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.056921][   T70]  ? unregister_netdev+0x60/0x60
[  279.057042][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.057211][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.057339][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.057458][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.057575][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.057696][   T70]  cleanup_net+0x431/0x890
[  279.057814][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.057942][   T70]  ? process_one_work+0xdb7/0x1410
[  279.058063][   T70]  ? lock_acquire+0x134/0x160
[  279.058230][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.058356][   T70]  process_one_work+0xdf8/0x1410
[  279.058478][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.058595][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.058719][   T70]  worker_thread+0x4f1/0xd60
[  279.058838][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.058958][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.059078][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.059246][   T70]  kthread+0x367/0x460
[  279.059341][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.059488][   T70]  ? kthread_affine_node+0x330/0x330
[  279.059607][   T70]  ret_from_fork+0x474/0x6b0
[  279.059728][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.059879][   T70]  ? __switch_to+0x5a3/0xe00
[  279.059998][   T70]  ? kthread_affine_node+0x330/0x330
[  279.060117][   T70]  ret_from_fork_asm+0x11/0x20
[  279.060293][   T70]  </TASK>
[  279.060387][   T70] irq event stamp: 133841
[  279.060479][   T70] hardirqs last  enabled at (133849): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.060686][   T70] hardirqs last disabled at (133856): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.060897][   T70] softirqs last  enabled at (133830): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  279.061101][   T70] softirqs last disabled at (133739): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  279.061362][   T70] ---[ end trace 0000000000000000 ]---
[  279.063917][   T70] ------------[ cut here ]------------
[  279.064059][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/70
[  279.064330][   T70] Modules linked in: 8021q
[  279.064458][   T70] CPU: 3 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  279.064727][   T70] Tainted: [W]=WARN
[  279.064819][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.064973][   T70] Workqueue: netns cleanup_net
[  279.065102][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.065266][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.065700][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.065853][   T70] RAX: 00000000ffffffa6 RBX: ff11000005c47cc0 RCX: 1ff4000000096ed5
[  279.066029][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c47d70
[  279.066219][   T70] RBP: ff110000087cc000 R08: 1fe2200000b88faf R09: ff11000008da8bd0
[  279.066405][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  279.066593][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.066777][   T70] FS:  0000000000000000(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  279.066990][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.067150][   T70] CR2: 00007facea5d1f98 CR3: 0000000038b39006 CR4: 0000000000771ef0
[  279.067351][   T70] PKRU: 55555554
[  279.067445][   T70] Call Trace:
[  279.067537][   T70]  <TASK>
[  279.067604][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.067757][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.067907][   T70]  ? mutex_is_locked+0x1c/0x50
[  279.068025][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.068150][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  279.068305][   T70]  default_device_exit_batch+0x38b/0x600
[  279.068434][   T70]  ? generic_xdp_install+0x400/0x400
[  279.068561][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.068685][   T70]  ? unregister_netdev+0x60/0x60
[  279.068804][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.068921][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.069046][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.069174][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.069290][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.069419][   T70]  cleanup_net+0x431/0x890
[  279.069539][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.069658][   T70]  ? process_one_work+0xdb7/0x1410
[  279.069778][   T70]  ? lock_acquire+0x134/0x160
[  279.069897][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.070016][   T70]  process_one_work+0xdf8/0x1410
[  279.070143][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.070266][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.070399][   T70]  worker_thread+0x4f1/0xd60
[  279.070519][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.070643][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.070771][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.070891][   T70]  kthread+0x367/0x460
[  279.070985][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.071139][   T70]  ? kthread_affine_node+0x330/0x330
[  279.071262][   T70]  ret_from_fork+0x474/0x6b0
[  279.071390][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.071544][   T70]  ? __switch_to+0x5a3/0xe00
[  279.071663][   T70]  ? kthread_affine_node+0x330/0x330
[  279.071784][   T70]  ret_from_fork_asm+0x11/0x20
[  279.071910][   T70]  </TASK>
[  279.071998][   T70] irq event stamp: 136711
[  279.072092][   T70] hardirqs last  enabled at (136719): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.072306][   T70] hardirqs last disabled at (136728): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.072525][   T70] softirqs last  enabled at (136302): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  279.072744][   T70] softirqs last disabled at (136293): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  279.072955][   T70] ---[ end trace 0000000000000000 ]---
[  279.074764][   T70] ------------[ cut here ]------------
[  279.074899][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:1/70
[  279.075158][   T70] Modules linked in: 8021q
[  279.075288][   T70] CPU: 3 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  279.075570][   T70] Tainted: [W]=WARN
[  279.075661][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.075815][   T70] Workqueue: netns cleanup_net
[  279.075944][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.076106][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.076574][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.076724][   T70] RAX: 00000000ffffffa6 RBX: ff1100000f2fc940 RCX: 1ff4000000096ed5
[  279.076906][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2fc9f0
[  279.077091][   T70] RBP: ff110000085ac000 R08: 1fe2200001e5f93f R09: ff11000008da8bd0
[  279.077281][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[  279.077472][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.077657][   T70] FS:  0000000000000000(0000) GS:ff11000072a9a000(0000) knlGS:0000000000000000
[  279.077870][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.078022][   T70] CR2: 00007facea5d1f98 CR3: 0000000038b39006 CR4: 0000000000771ef0
[  279.078214][   T70] PKRU: 55555554
[  279.078305][   T70] Call Trace:
[  279.078404][   T70]  <TASK>
[  279.078488][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.078705][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.078897][   T70]  ? mutex_is_locked+0x1c/0x50
[  279.079017][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.079146][   T70]  ? unregister_netdevice_queue+0x6a/0x470
[  279.079298][   T70]  default_device_exit_batch+0x38b/0x600
[  279.079424][   T70]  ? generic_xdp_install+0x400/0x400
[  279.079551][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.079675][   T70]  ? unregister_netdev+0x60/0x60
[  279.079795][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.079914][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.080035][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.080163][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.080282][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.080409][   T70]  cleanup_net+0x431/0x890
[  279.080530][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.080650][   T70]  ? process_one_work+0xdb7/0x1410
[  279.080771][   T70]  ? lock_acquire+0x134/0x160
[  279.080891][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.081011][   T70]  process_one_work+0xdf8/0x1410
[  279.081138][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.081257][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.081385][   T70]  worker_thread+0x4f1/0xd60
[  279.081508][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.081626][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.081747][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.081865][   T70]  kthread+0x367/0x460
[  279.081955][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.082103][   T70]  ? kthread_affine_node+0x330/0x330
[  279.082226][   T70]  ret_from_fork+0x474/0x6b0
[  279.082355][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.082509][   T70]  ? __switch_to+0x5a3/0xe00
[  279.082629][   T70]  ? kthread_affine_node+0x330/0x330
[  279.082750][   T70]  ret_from_fork_asm+0x11/0x20
[  279.082875][   T70]  </TASK>
[  279.082969][   T70] irq event stamp: 139739
[  279.083062][   T70] hardirqs last  enabled at (139747): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.083278][   T70] hardirqs last disabled at (139756): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.083493][   T70] softirqs last  enabled at (139236): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  279.083704][   T70] softirqs last disabled at (139234): [<ffffffffb962fd85>] __alloc_skb+0x4c5/0x5f0
[  279.083913][   T70] ---[ end trace 0000000000000000 ]---
[  279.131823][   T70] ------------[ cut here ]------------
[  279.132037][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:1/70
[  279.132405][   T70] Modules linked in: 8021q
[  279.132537][   T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(full) 
[  279.132852][   T70] Tainted: [W]=WARN
[  279.132945][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  279.133114][   T70] Workqueue: netns cleanup_net
[  279.133256][   T70] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[  279.133449][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 48 ce f0 ff b9 a6 ff ff
[  279.133937][   T70] RSP: 0018:ffa00000004b7878 EFLAGS: 00010286
[  279.134171][   T70] RAX: 00000000ffffffa6 RBX: ff1100000f2fd6c0 RCX: 1ff4000000096ed5
[  279.134441][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2fd770
[  279.134703][   T70] RBP: ff11000007631000 R08: 1fe2200001e5faef R09: ff11000008da8bd0
[  279.134965][   T70] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[  279.135232][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[  279.135504][   T70] FS:  0000000000000000(0000) GS:ff1100007291a000(0000) knlGS:0000000000000000
[  279.135812][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.136032][   T70] CR2: 00007f7ee04ee574 CR3: 0000000038b39001 CR4: 0000000000771ef0
[  279.136224][   T70] PKRU: 55555554
[  279.136343][   T70] Call Trace:
[  279.136468][   T70]  <TASK>
[  279.136537][   T70]  unregister_netdevice_many_notify+0xce3/0x1b30
[  279.136702][   T70]  ? unregister_netdevice_queued+0x80/0x80
[  279.136886][   T70]  ? perf_trace_sched_switch+0x7d0/0x7d0
[  279.137012][   T70]  default_device_exit_batch+0x38b/0x600
[  279.137168][   T70]  ? generic_xdp_install+0x400/0x400
[  279.137293][   T70]  ? ipmr_free_table+0x12e/0x2a0
[  279.137450][   T70]  ? unregister_netdev+0x60/0x60
[  279.137604][   T70]  ? rtnl_is_locked+0x15/0x20
[  279.137746][   T70]  ? nexthop_net_exit_rtnl+0x1f/0x260
[  279.137936][   T70]  ops_undo_list+0x2ce/0x8f0
[  279.138122][   T70]  ? rtnl_net_dumpid_one+0x2d0/0x2d0
[  279.138302][   T70]  ? __lock_release.isra.0+0x6b/0x1a0
[  279.138482][   T70]  cleanup_net+0x431/0x890
[  279.138663][   T70]  ? net_passive_dec+0x1c0/0x1c0
[  279.138840][   T70]  ? process_one_work+0xdb7/0x1410
[  279.139019][   T70]  ? lock_acquire+0x134/0x160
[  279.139202][   T70]  ? rcu_is_watching+0x15/0xd0
[  279.139380][   T70]  process_one_work+0xdf8/0x1410
[  279.139563][   T70]  ? pwq_dec_nr_in_flight+0x710/0x710
[  279.139742][   T70]  ? lock_acquire.part.0+0xbc/0x260
[  279.139903][   T70]  worker_thread+0x4f1/0xd60
[  279.140026][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.140181][   T70]  ? __kthread_parkme+0xbd/0x210
[  279.140340][   T70]  ? rescuer_thread+0x1320/0x1320
[  279.140461][   T70]  kthread+0x367/0x460
[  279.140577][   T70]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  279.140733][   T70]  ? kthread_affine_node+0x330/0x330
[  279.140879][   T70]  ret_from_fork+0x474/0x6b0
[  279.141008][   T70]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  279.141187][   T70]  ? __switch_to+0x5a3/0xe00
[  279.141348][   T70]  ? kthread_affine_node+0x330/0x330
[  279.141496][   T70]  ret_from_fork_asm+0x11/0x20
[  279.141685][   T70]  </TASK>
[  279.141821][   T70] irq event stamp: 153761
[  279.141958][   T70] hardirqs last  enabled at (153769): [<ffffffffb7b60a8a>] __up_console_sem+0x5a/0x70
[  279.142273][   T70] hardirqs last disabled at (153778): [<ffffffffb7b60a6f>] __up_console_sem+0x3f/0x70
[  279.142592][   T70] softirqs last  enabled at (153618): [<ffffffffb79c9b01>] handle_softirqs+0x611/0x940
[  279.142904][   T70] softirqs last disabled at (153613): [<ffffffffb79c9fa3>] __irq_exit_rcu+0x103/0x1c0
[  279.143234][   T70] ---[ end trace 0000000000000000 ]---