[ 9.176616][ T188] ------------[ cut here ]------------
[ 9.176882][ T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/188
[ 9.177196][ T188] Modules linked in: veth
[ 9.177394][ T188] CPU: 2 UID: 0 PID: 188 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.177755][ T188] Tainted: [W]=WARN
[ 9.177920][ T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.178161][ T188] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.178402][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.178978][ T188] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[ 9.179219][ T188] RAX: 00000000ffffffa6 RBX: ff110000132a8c80 RCX: 1ff400000011cd8c
[ 9.179499][ T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000132a8d38
[ 9.179765][ T188] RBP: ff110000087f9000 R08: 1fe22000026551a8 R09: ff11000013e00b80
[ 9.180091][ T188] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.180356][ T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011edd200
[ 9.180678][ T188] FS: 00007f3d88f94840(0000) GS:ff110000a62b0000(0000) knlGS:0000000000000000
[ 9.181201][ T188] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.181640][ T188] CR2: 000000000042ebe0 CR3: 0000000012bb7001 CR4: 0000000000771ef0
[ 9.181916][ T188] PKRU: 55555554
[ 9.182178][ T188] Call Trace:
[ 9.182435][ T188]
[ 9.182584][ T188] ? io_schedule_timeout+0x140/0x140
[ 9.182883][ T188] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.183280][ T188] rtmsg_ifinfo+0x5c/0xb0
[ 9.183619][ T188] ? mark_held_locks+0x40/0x70
[ 9.183823][ T188] __dev_notify_flags+0x1b8/0x280
[ 9.184124][ T188] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.184317][ T188] ? irqentry_exit+0x21c/0x710
[ 9.184528][ T188] ? irqentry_exit+0x21c/0x710
[ 9.184726][ T188] ? netif_change_name+0x8c0/0x8c0
[ 9.184926][ T188] ? sysvec_apic_timer_interrupt+0xaa/0xe0
[ 9.185163][ T188] ? __queue_work+0x315/0xc00
[ 9.185363][ T188] rtnl_configure_link+0x1ac/0x390
[ 9.185576][ T188] veth_newlink+0x330/0x8d0 [veth]
[ 9.185782][ T188] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.186021][ T188] ? kasan_save_stack+0x2f/0x50
[ 9.186219][ T188] ? kasan_save_track+0x14/0x30
[ 9.186416][ T188] ? __kasan_kmalloc+0x7b/0x90
[ 9.186643][ T188] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.186942][ T188] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.187160][ T188] ? rtnl_af_lookup+0x290/0x290
[ 9.187355][ T188] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.187571][ T188] ? rtnl_create_link+0x169/0xf20
[ 9.187775][ T188] rtnl_newlink_create+0x2da/0x780
[ 9.187974][ T188] ? rtnl_create_link+0xf20/0xf20
[ 9.188175][ T188] ? __dev_get_by_name+0x12/0x50
[ 9.188371][ T188] ? rtnl_dev_get+0xd7/0x170
[ 9.188583][ T188] __rtnl_newlink+0x22b/0xa50
[ 9.188792][ T188] rtnl_newlink+0x8d1/0xef0
[ 9.189094][ T188] ? lock_acquire.part.0+0xbc/0x260
[ 9.189294][ T188] ? find_held_lock+0x2b/0x80
[ 9.189692][ T188] ? __rtnl_newlink+0xa50/0xa50
[ 9.189889][ T188] ? mark_usage+0x61/0x170
[ 9.190092][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.190292][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.190504][ T188] ? __rtnl_newlink+0xa50/0xa50
[ 9.190699][ T188] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.190901][ T188] ? validate_chain+0x38b/0xc20
[ 9.191109][ T188] ? rtnl_link_fill+0x900/0x900
[ 9.191304][ T188] ? __lock_acquire+0x508/0xc10
[ 9.191516][ T188] ? lock_acquire.part.0+0xbc/0x260
[ 9.191709][ T188] ? find_held_lock+0x2b/0x80
[ 9.191916][ T188] netlink_rcv_skb+0x14e/0x3a0
[ 9.192119][ T188] ? rtnl_link_fill+0x900/0x900
[ 9.192316][ T188] ? netlink_ack+0xcd0/0xcd0
[ 9.192530][ T188] ? netlink_deliver_tap+0xc5/0x330
[ 9.192724][ T188] ? netlink_deliver_tap+0x13c/0x330
[ 9.192930][ T188] netlink_unicast+0x486/0x750
[ 9.193230][ T188] ? netlink_attachskb+0x810/0x810
[ 9.193533][ T188] ? __lock_acquire+0x508/0xc10
[ 9.193731][ T188] netlink_sendmsg+0x735/0xc60
[ 9.193931][ T188] ? netlink_unicast+0x750/0x750
[ 9.194150][ T188] ? __might_fault+0x97/0x140
[ 9.194351][ T188] ____sys_sendmsg+0x419/0x850
[ 9.194751][ T188] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.195048][ T188] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.195276][ T188] ? move_addr_to_kernel+0x40/0x40
[ 9.195476][ T188] ___sys_sendmsg+0x14e/0x1d0
[ 9.195684][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.195885][ T188] ? copy_msghdr_from_user+0x460/0x460
[ 9.196108][ T188] __sys_sendmsg+0x145/0x1f0
[ 9.196303][ T188] ? __sys_sendmsg_sock+0x20/0x20
[ 9.196604][ T188] ? down_write_nested+0x200/0x200
[ 9.196900][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.197106][ T188] ? fpregs_restore_userregs+0x14b/0x310
[ 9.197303][ T188] ? rcu_is_watching+0x15/0xd0
[ 9.197609][ T188] ? rcu_is_watching+0x15/0xd0
[ 9.197816][ T188] do_syscall_64+0x117/0xfc0
[ 9.198021][ T188] ? trace_hardirqs_off+0xd/0x30
[ 9.198214][ T188] ? exc_page_fault+0xee/0x100
[ 9.198410][ T188] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.198648][ T188] RIP: 0033:0x7f3d891ce08e
[ 9.198859][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.199539][ T188] RSP: 002b:00007ffea0af32e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.199815][ T188] RAX: ffffffffffffffda RBX: 00007ffea0af3a78 RCX: 00007f3d891ce08e
[ 9.200180][ T188] RDX: 0000000000000000 RSI: 00007ffea0af3390 RDI: 0000000000000005
[ 9.200446][ T188] RBP: 00007ffea0af32f0 R08: 0000000000000000 R09: 0000000000000000
[ 9.200917][ T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cce3
[ 9.201189][ T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea0af3a50
[ 9.201457][ T188]
[ 9.201724][ T188] irq event stamp: 28805
[ 9.201888][ T188] hardirqs last enabled at (28815): [] __up_console_sem+0x5a/0x70
[ 9.202196][ T188] hardirqs last disabled at (28824): [] __up_console_sem+0x3f/0x70
[ 9.202508][ T188] softirqs last enabled at (28000): [] handle_softirqs+0x611/0x940
[ 9.203001][ T188] softirqs last disabled at (27905): [] __irq_exit_rcu+0x103/0x1c0
[ 9.203311][ T188] ---[ end trace 0000000000000000 ]---
[ 9.217847][ T188] ------------[ cut here ]------------
[ 9.218047][ T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/188
[ 9.218338][ T188] Modules linked in: veth
[ 9.218517][ T188] CPU: 2 UID: 0 PID: 188 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.218854][ T188] Tainted: [W]=WARN
[ 9.219011][ T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.219245][ T188] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.219480][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.220057][ T188] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[ 9.220287][ T188] RAX: 00000000ffffffa6 RBX: ff11000009fa5700 RCX: 1ff400000011cdfc
[ 9.220565][ T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009fa57b8
[ 9.220837][ T188] RBP: ff11000009e31000 R08: 1fe22000013f4af8 R09: ff11000013e00b80
[ 9.221101][ T188] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.221361][ T188] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.221641][ T188] FS: 00007f3d88f94840(0000) GS:ff110000a62b0000(0000) knlGS:0000000000000000
[ 9.221947][ T188] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.222182][ T188] CR2: 000000000042ebe0 CR3: 0000000012bb7001 CR4: 0000000000771ef0
[ 9.222474][ T188] PKRU: 55555554
[ 9.222655][ T188] Call Trace:
[ 9.222823][ T188]
[ 9.222947][ T188] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.223152][ T188] rtmsg_ifinfo+0x5c/0xb0
[ 9.223312][ T188] __dev_notify_flags+0x1b8/0x280
[ 9.223520][ T188] ? netif_change_name+0x8c0/0x8c0
[ 9.223711][ T188] ? rtnl_af_lookup+0x290/0x290
[ 9.223912][ T188] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.224116][ T188] rtnl_configure_link+0x1ac/0x390
[ 9.224312][ T188] rtnl_newlink_create+0x353/0x780
[ 9.224520][ T188] ? rtnl_create_link+0xf20/0xf20
[ 9.224711][ T188] ? __dev_get_by_name+0x12/0x50
[ 9.224913][ T188] ? rtnl_dev_get+0xd7/0x170
[ 9.225122][ T188] __rtnl_newlink+0x22b/0xa50
[ 9.225320][ T188] rtnl_newlink+0x8d1/0xef0
[ 9.225527][ T188] ? lock_acquire.part.0+0xbc/0x260
[ 9.225720][ T188] ? find_held_lock+0x2b/0x80
[ 9.225926][ T188] ? __rtnl_newlink+0xa50/0xa50
[ 9.226124][ T188] ? mark_usage+0x61/0x170
[ 9.226315][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.226525][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.226718][ T188] ? __rtnl_newlink+0xa50/0xa50
[ 9.226920][ T188] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.227121][ T188] ? validate_chain+0x38b/0xc20
[ 9.227316][ T188] ? rtnl_link_fill+0x900/0x900
[ 9.227524][ T188] ? __lock_acquire+0x508/0xc10
[ 9.227717][ T188] ? lock_acquire.part.0+0xbc/0x260
[ 9.227915][ T188] ? find_held_lock+0x2b/0x80
[ 9.228119][ T188] netlink_rcv_skb+0x14e/0x3a0
[ 9.228311][ T188] ? rtnl_link_fill+0x900/0x900
[ 9.228517][ T188] ? netlink_ack+0xcd0/0xcd0
[ 9.228712][ T188] ? netlink_deliver_tap+0xc5/0x330
[ 9.228914][ T188] ? netlink_deliver_tap+0x13c/0x330
[ 9.229118][ T188] netlink_unicast+0x486/0x750
[ 9.229313][ T188] ? netlink_attachskb+0x810/0x810
[ 9.229987][ T188] ? __lock_acquire+0x508/0xc10
[ 9.230188][ T188] netlink_sendmsg+0x735/0xc60
[ 9.230382][ T188] ? netlink_unicast+0x750/0x750
[ 9.230593][ T188] ? __might_fault+0x97/0x140
[ 9.230803][ T188] ____sys_sendmsg+0x419/0x850
[ 9.230997][ T188] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.231200][ T188] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.231426][ T188] ? move_addr_to_kernel+0x40/0x40
[ 9.231637][ T188] ___sys_sendmsg+0x14e/0x1d0
[ 9.231844][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.232043][ T188] ? copy_msghdr_from_user+0x460/0x460
[ 9.232252][ T188] __sys_sendmsg+0x145/0x1f0
[ 9.232446][ T188] ? __sys_sendmsg_sock+0x20/0x20
[ 9.232651][ T188] ? down_write_nested+0x200/0x200
[ 9.232849][ T188] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.233051][ T188] ? fpregs_restore_userregs+0x14b/0x310
[ 9.233244][ T188] ? rcu_is_watching+0x15/0xd0
[ 9.233438][ T188] ? rcu_is_watching+0x15/0xd0
[ 9.233652][ T188] do_syscall_64+0x117/0xfc0
[ 9.233854][ T188] ? trace_hardirqs_off+0xd/0x30
[ 9.234056][ T188] ? exc_page_fault+0xee/0x100
[ 9.234253][ T188] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.234479][ T188] RIP: 0033:0x7f3d891ce08e
[ 9.234694][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.235253][ T188] RSP: 002b:00007ffea0af32e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.235533][ T188] RAX: ffffffffffffffda RBX: 00007ffea0af3a78 RCX: 00007f3d891ce08e
[ 9.235804][ T188] RDX: 0000000000000000 RSI: 00007ffea0af3390 RDI: 0000000000000005
[ 9.236092][ T188] RBP: 00007ffea0af32f0 R08: 0000000000000000 R09: 0000000000000000
[ 9.236355][ T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cce3
[ 9.236629][ T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea0af3a50
[ 9.236907][ T188]
[ 9.237075][ T188] irq event stamp: 42083
[ 9.237233][ T188] hardirqs last enabled at (42093): [] __up_console_sem+0x5a/0x70
[ 9.237542][ T188] hardirqs last disabled at (42104): [] __up_console_sem+0x3f/0x70
[ 9.237844][ T188] softirqs last enabled at (41938): [] handle_softirqs+0x611/0x940
[ 9.238199][ T188] softirqs last disabled at (41931): [] __irq_exit_rcu+0x103/0x1c0
[ 9.238512][ T188] ---[ end trace 0000000000000000 ]---
[ 9.257285][ T188] ip (188) used greatest stack depth: 23400 bytes left
[ 9.449881][ T196] ------------[ cut here ]------------
[ 9.450105][ T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/196
[ 9.450364][ T196] Modules linked in: veth
[ 9.450492][ T196] CPU: 0 UID: 0 PID: 196 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.450788][ T196] Tainted: [W]=WARN
[ 9.450896][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.451077][ T196] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.451262][ T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
[ 9.451780][ T196] RSP: 0018:ffa00000004d6e30 EFLAGS: 00010286
[ 9.451960][ T196] RAX: 00000000ffffffa6 RBX: ff110000129a4200 RCX: 1ff400000009ad8c
[ 9.452228][ T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000129a42b8
[ 9.452443][ T196] RBP: ff11000012a1c000 R08: 1fe2200002534858 R09: ff11000012eed180
[ 9.452667][ T196] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.452883][ T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001322f500
[ 9.453102][ T196] FS: 00007f8bd3d78840(0000) GS:ff110000a61b0000(0000) knlGS:0000000000000000
[ 9.453350][ T196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.453534][ T196] CR2: 000000000042ebe0 CR3: 00000000094cb001 CR4: 0000000000771ef0
[ 9.453752][ T196] PKRU: 55555554
[ 9.453860][ T196] Call Trace:
[ 9.453971][ T196]
[ 9.454053][ T196] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.454197][ T196] rtmsg_ifinfo+0x5c/0xb0
[ 9.454307][ T196] ? _raw_spin_unlock_irqrestore+0x40/0x80
[ 9.454495][ T196] __dev_notify_flags+0x1b8/0x280
[ 9.454640][ T196] ? netif_change_name+0x8c0/0x8c0
[ 9.454785][ T196] ? rtnl_newlink+0x8d1/0xef0
[ 9.454925][ T196] ? rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.455071][ T196] ? netlink_rcv_skb+0x14e/0x3a0
[ 9.455215][ T196] ? add_timer_on+0x580/0x580
[ 9.455360][ T196] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.455511][ T196] ? mark_held_locks+0x40/0x70
[ 9.455653][ T196] rtnl_configure_link+0x1ac/0x390
[ 9.455796][ T196] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.455936][ T196] ? queue_delayed_work_on+0x95/0x100
[ 9.456087][ T196] veth_newlink+0x330/0x8d0 [veth]
[ 9.456230][ T196] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.456403][ T196] ? kasan_save_stack+0x2f/0x50
[ 9.456552][ T196] ? kasan_save_track+0x14/0x30
[ 9.456691][ T196] ? __kasan_kmalloc+0x7b/0x90
[ 9.456856][ T196] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.457000][ T196] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.457147][ T196] ? rtnl_af_lookup+0x290/0x290
[ 9.457288][ T196] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.457429][ T196] ? rtnl_create_link+0x169/0xf20
[ 9.457577][ T196] rtnl_newlink_create+0x2da/0x780
[ 9.457718][ T196] ? rtnl_create_link+0xf20/0xf20
[ 9.457863][ T196] ? __dev_get_by_name+0x12/0x50
[ 9.458005][ T196] ? rtnl_dev_get+0xd7/0x170
[ 9.458158][ T196] __rtnl_newlink+0x22b/0xa50
[ 9.458304][ T196] rtnl_newlink+0x8d1/0xef0
[ 9.458452][ T196] ? lock_acquire.part.0+0xbc/0x260
[ 9.458598][ T196] ? find_held_lock+0x2b/0x80
[ 9.458744][ T196] ? __rtnl_newlink+0xa50/0xa50
[ 9.458884][ T196] ? mark_usage+0x61/0x170
[ 9.459029][ T196] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.459175][ T196] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.459317][ T196] ? __rtnl_newlink+0xa50/0xa50
[ 9.459457][ T196] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.459602][ T196] ? validate_chain+0x38b/0xc20
[ 9.459766][ T196] ? rtnl_link_fill+0x900/0x900
[ 9.459915][ T196] ? __lock_acquire+0x508/0xc10
[ 9.460061][ T196] ? lock_acquire.part.0+0xbc/0x260
[ 9.460202][ T196] ? find_held_lock+0x2b/0x80
[ 9.460344][ T196] netlink_rcv_skb+0x14e/0x3a0
[ 9.460493][ T196] ? rtnl_link_fill+0x900/0x900
[ 9.460634][ T196] ? netlink_ack+0xcd0/0xcd0
[ 9.460783][ T196] ? netlink_deliver_tap+0xc5/0x330
[ 9.460923][ T196] ? netlink_deliver_tap+0x13c/0x330
[ 9.461069][ T196] netlink_unicast+0x486/0x750
[ 9.461210][ T196] ? netlink_attachskb+0x810/0x810
[ 9.461351][ T196] ? __lock_acquire+0x508/0xc10
[ 9.461560][ T196] netlink_sendmsg+0x735/0xc60
[ 9.461747][ T196] ? netlink_unicast+0x750/0x750
[ 9.461890][ T196] ? __might_fault+0x97/0x140
[ 9.462039][ T196] ____sys_sendmsg+0x419/0x850
[ 9.462181][ T196] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.462322][ T196] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.462501][ T196] ? move_addr_to_kernel+0x40/0x40
[ 9.462645][ T196] ___sys_sendmsg+0x14e/0x1d0
[ 9.462790][ T196] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.462930][ T196] ? copy_msghdr_from_user+0x460/0x460
[ 9.463086][ T196] ? lock_vma_under_rcu+0x159/0x410
[ 9.463230][ T196] __sys_sendmsg+0x145/0x1f0
[ 9.463371][ T196] ? __sys_sendmsg_sock+0x20/0x20
[ 9.463525][ T196] ? rcu_is_watching+0x15/0xd0
[ 9.463696][ T196] ? rcu_is_watching+0x15/0xd0
[ 9.463840][ T196] do_syscall_64+0x117/0xfc0
[ 9.463981][ T196] ? trace_hardirqs_off+0xd/0x30
[ 9.464129][ T196] ? exc_page_fault+0xee/0x100
[ 9.464269][ T196] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.464449][ T196] RIP: 0033:0x7f8bd3fb208e
[ 9.464624][ T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.465178][ T196] RSP: 002b:00007ffff7a971b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.465389][ T196] RAX: ffffffffffffffda RBX: 00007ffff7a97948 RCX: 00007f8bd3fb208e
[ 9.465604][ T196] RDX: 0000000000000000 RSI: 00007ffff7a97260 RDI: 0000000000000005
[ 9.465819][ T196] RBP: 00007ffff7a971c0 R08: 0000000000000000 R09: 0000000000000000
[ 9.466033][ T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cce3
[ 9.466244][ T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff7a97920
[ 9.466458][ T196]
[ 9.466568][ T196] irq event stamp: 30725
[ 9.466675][ T196] hardirqs last enabled at (30733): [] __up_console_sem+0x5a/0x70
[ 9.466922][ T196] hardirqs last disabled at (30740): [] __up_console_sem+0x3f/0x70
[ 9.467167][ T196] softirqs last enabled at (30490): [] handle_softirqs+0x611/0x940
[ 9.467413][ T196] softirqs last disabled at (30433): [] __irq_exit_rcu+0x103/0x1c0
[ 9.467662][ T196] ---[ end trace 0000000000000000 ]---
[ 9.481502][ T196] ------------[ cut here ]------------
[ 9.481702][ T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/196
[ 9.481944][ T196] Modules linked in: veth
[ 9.482111][ T196] CPU: 0 UID: 0 PID: 196 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.482392][ T196] Tainted: [W]=WARN
[ 9.482504][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.482675][ T196] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.482861][ T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
[ 9.483352][ T196] RSP: 0018:ffa00000004d71b0 EFLAGS: 00010286
[ 9.483536][ T196] RAX: 00000000ffffffa6 RBX: ff110000131ace40 RCX: 1ff400000009adfc
[ 9.483746][ T196] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000131acef8
[ 9.483949][ T196] RBP: ff11000012a19000 R08: 1fe22000026359e0 R09: ff11000012eed180
[ 9.484160][ T196] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.484367][ T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.484584][ T196] FS: 00007f8bd3d78840(0000) GS:ff110000a61b0000(0000) knlGS:0000000000000000
[ 9.484834][ T196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.485007][ T196] CR2: 000000000042ebe0 CR3: 00000000094cb001 CR4: 0000000000771ef0
[ 9.485220][ T196] PKRU: 55555554
[ 9.485323][ T196] Call Trace:
[ 9.485428][ T196]
[ 9.485505][ T196] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.485650][ T196] rtmsg_ifinfo+0x5c/0xb0
[ 9.485763][ T196] __dev_notify_flags+0x1b8/0x280
[ 9.485903][ T196] ? netif_change_name+0x8c0/0x8c0
[ 9.486045][ T196] ? rtnl_af_lookup+0x290/0x290
[ 9.486182][ T196] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.486322][ T196] rtnl_configure_link+0x1ac/0x390
[ 9.486462][ T196] rtnl_newlink_create+0x353/0x780
[ 9.486607][ T196] ? rtnl_create_link+0xf20/0xf20
[ 9.486748][ T196] ? __dev_get_by_name+0x12/0x50
[ 9.486886][ T196] ? rtnl_dev_get+0xd7/0x170
[ 9.487034][ T196] __rtnl_newlink+0x22b/0xa50
[ 9.487177][ T196] rtnl_newlink+0x8d1/0xef0
[ 9.487316][ T196] ? lock_acquire.part.0+0xbc/0x260
[ 9.487455][ T196] ? find_held_lock+0x2b/0x80
[ 9.487600][ T196] ? __rtnl_newlink+0xa50/0xa50
[ 9.487743][ T196] ? mark_usage+0x61/0x170
[ 9.487880][ T196] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.488025][ T196] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.488164][ T196] ? __rtnl_newlink+0xa50/0xa50
[ 9.488303][ T196] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.488445][ T196] ? validate_chain+0x38b/0xc20
[ 9.488587][ T196] ? rtnl_link_fill+0x900/0x900
[ 9.488729][ T196] ? __lock_acquire+0x508/0xc10
[ 9.488872][ T196] ? lock_acquire.part.0+0xbc/0x260
[ 9.489009][ T196] ? find_held_lock+0x2b/0x80
[ 9.489154][ T196] netlink_rcv_skb+0x14e/0x3a0
[ 9.489290][ T196] ? rtnl_link_fill+0x900/0x900
[ 9.489429][ T196] ? netlink_ack+0xcd0/0xcd0
[ 9.489574][ T196] ? netlink_deliver_tap+0xc5/0x330
[ 9.489710][ T196] ? netlink_deliver_tap+0x13c/0x330
[ 9.489854][ T196] netlink_unicast+0x486/0x750
[ 9.489992][ T196] ? netlink_attachskb+0x810/0x810
[ 9.490164][ T196] ? __lock_acquire+0x508/0xc10
[ 9.490307][ T196] netlink_sendmsg+0x735/0xc60
[ 9.490445][ T196] ? netlink_unicast+0x750/0x750
[ 9.490648][ T196] ? __might_fault+0x97/0x140
[ 9.490878][ T196] ____sys_sendmsg+0x419/0x850
[ 9.491020][ T196] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.491157][ T196] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.491327][ T196] ? move_addr_to_kernel+0x40/0x40
[ 9.491468][ T196] ___sys_sendmsg+0x14e/0x1d0
[ 9.491706][ T196] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.491848][ T196] ? copy_msghdr_from_user+0x460/0x460
[ 9.491994][ T196] ? lock_vma_under_rcu+0x159/0x410
[ 9.492144][ T196] __sys_sendmsg+0x145/0x1f0
[ 9.492281][ T196] ? __sys_sendmsg_sock+0x20/0x20
[ 9.492423][ T196] ? rcu_is_watching+0x15/0xd0
[ 9.492603][ T196] ? rcu_is_watching+0x15/0xd0
[ 9.492743][ T196] do_syscall_64+0x117/0xfc0
[ 9.492880][ T196] ? trace_hardirqs_off+0xd/0x30
[ 9.493023][ T196] ? exc_page_fault+0xee/0x100
[ 9.493161][ T196] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.493334][ T196] RIP: 0033:0x7f8bd3fb208e
[ 9.493477][ T196] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.493974][ T196] RSP: 002b:00007ffff7a971b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.494185][ T196] RAX: ffffffffffffffda RBX: 00007ffff7a97948 RCX: 00007f8bd3fb208e
[ 9.494390][ T196] RDX: 0000000000000000 RSI: 00007ffff7a97260 RDI: 0000000000000005
[ 9.494607][ T196] RBP: 00007ffff7a971c0 R08: 0000000000000000 R09: 0000000000000000
[ 9.494815][ T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cce3
[ 9.495027][ T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff7a97920
[ 9.495241][ T196]
[ 9.495344][ T196] irq event stamp: 41269
[ 9.495447][ T196] hardirqs last enabled at (41277): [] __up_console_sem+0x5a/0x70
[ 9.495690][ T196] hardirqs last disabled at (41286): [] __up_console_sem+0x3f/0x70
[ 9.495930][ T196] softirqs last enabled at (41144): [] handle_softirqs+0x611/0x940
[ 9.496176][ T196] softirqs last disabled at (41077): [] __irq_exit_rcu+0x103/0x1c0
[ 9.496414][ T196] ---[ end trace 0000000000000000 ]---