[ 9.013881][ T186] ------------[ cut here ]------------
[ 9.014236][ T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[ 9.014538][ T186] Modules linked in: veth
[ 9.014830][ T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.015247][ T186] Tainted: [W]=WARN
[ 9.015405][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.015645][ T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.015942][ T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
[ 9.016496][ T186] RSP: 0018:ffa0000000926e30 EFLAGS: 00010286
[ 9.016728][ T186] RAX: 00000000ffffffa6 RBX: ff1100000a34c3c0 RCX: 1ff4000000124d8c
[ 9.016996][ T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a34c478
[ 9.017318][ T186] RBP: ff11000008811000 R08: 1fe2200001469890 R09: ff1100000262ae80
[ 9.017585][ T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.017865][ T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008fe7500
[ 9.018124][ T186] FS: 00007fceeb9e8840(0000) GS:ff1100008f8b0000(0000) knlGS:0000000000000000
[ 9.018432][ T186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.018658][ T186] CR2: 000000000042ebe0 CR3: 000000000d117004 CR4: 0000000000771ef0
[ 9.018949][ T186] PKRU: 55555554
[ 9.019102][ T186] Call Trace:
[ 9.019256][ T186]
[ 9.019384][ T186] ? _raw_spin_unlock_irqrestore+0x40/0x80
[ 9.019701][ T186] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.019902][ T186] rtmsg_ifinfo+0x5c/0xb0
[ 9.020056][ T186] ? find_held_lock+0x2b/0x80
[ 9.020246][ T186] ? find_held_lock+0x2b/0x80
[ 9.020537][ T186] __dev_notify_flags+0x1b8/0x280
[ 9.020734][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.021118][ T186] ? netif_change_name+0x8c0/0x8c0
[ 9.021307][ T186] ? __queue_work+0x315/0xc00
[ 9.021506][ T186] ? preempt_schedule_notrace_thunk+0x16/0x30
[ 9.021735][ T186] ? trace_irq_enable.constprop.0+0x30/0x180
[ 9.021970][ T186] rtnl_configure_link+0x1ac/0x390
[ 9.022157][ T186] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.022445][ T186] ? queue_delayed_work_on+0x95/0x100
[ 9.022635][ T186] veth_newlink+0x330/0x8d0 [veth]
[ 9.022831][ T186] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.023064][ T186] ? kasan_save_stack+0x2f/0x50
[ 9.023255][ T186] ? kasan_save_track+0x14/0x30
[ 9.023453][ T186] ? __kasan_kmalloc+0x7b/0x90
[ 9.023759][ T186] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.024052][ T186] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.024334][ T186] ? rtnl_af_lookup+0x290/0x290
[ 9.024529][ T186] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.024724][ T186] ? rtnl_create_link+0x169/0xf20
[ 9.024927][ T186] rtnl_newlink_create+0x2da/0x780
[ 9.025119][ T186] ? rtnl_create_link+0xf20/0xf20
[ 9.025321][ T186] ? __dev_get_by_name+0x12/0x50
[ 9.025514][ T186] ? rtnl_dev_get+0xd7/0x170
[ 9.025807][ T186] __rtnl_newlink+0x22b/0xa50
[ 9.026008][ T186] rtnl_newlink+0x8d1/0xef0
[ 9.026195][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.026393][ T186] ? find_held_lock+0x2b/0x80
[ 9.026582][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.026778][ T186] ? mark_usage+0x61/0x170
[ 9.027068][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.027353][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.027549][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.027745][ T186] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.027957][ T186] ? validate_chain+0x38b/0xc20
[ 9.028147][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.028338][ T186] ? __lock_acquire+0x508/0xc10
[ 9.028538][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.028733][ T186] ? find_held_lock+0x2b/0x80
[ 9.028935][ T186] netlink_rcv_skb+0x14e/0x3a0
[ 9.029122][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.029310][ T186] ? netlink_ack+0xcd0/0xcd0
[ 9.029510][ T186] ? netlink_deliver_tap+0xc5/0x330
[ 9.029697][ T186] ? netlink_deliver_tap+0x13c/0x330
[ 9.029905][ T186] netlink_unicast+0x486/0x750
[ 9.030096][ T186] ? netlink_attachskb+0x810/0x810
[ 9.030283][ T186] ? __lock_acquire+0x508/0xc10
[ 9.030479][ T186] netlink_sendmsg+0x735/0xc60
[ 9.030770][ T186] ? netlink_unicast+0x750/0x750
[ 9.030969][ T186] ? __might_fault+0x97/0x140
[ 9.031160][ T186] ____sys_sendmsg+0x419/0x850
[ 9.031349][ T186] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.031546][ T186] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.031971][ T186] ? move_addr_to_kernel+0x40/0x40
[ 9.032276][ T186] ___sys_sendmsg+0x14e/0x1d0
[ 9.032486][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.032778][ T186] ? copy_msghdr_from_user+0x460/0x460
[ 9.032989][ T186] __sys_sendmsg+0x145/0x1f0
[ 9.033177][ T186] ? __sys_sendmsg_sock+0x20/0x20
[ 9.033375][ T186] ? down_write_nested+0x200/0x200
[ 9.033564][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.033761][ T186] ? fpregs_restore_userregs+0x14b/0x310
[ 9.034145][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.034444][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.034735][ T186] do_syscall_64+0x117/0xfc0
[ 9.034933][ T186] ? trace_hardirqs_off+0xd/0x30
[ 9.035123][ T186] ? exc_page_fault+0xee/0x100
[ 9.035311][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.035540][ T186] RIP: 0033:0x7fceebc2208e
[ 9.035745][ T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.036423][ T186] RSP: 002b:00007ffcfdc922b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.036687][ T186] RAX: ffffffffffffffda RBX: 00007ffcfdc92a48 RCX: 00007fceebc2208e
[ 9.037141][ T186] RDX: 0000000000000000 RSI: 00007ffcfdc92360 RDI: 0000000000000005
[ 9.037405][ T186] RBP: 00007ffcfdc922c0 R08: 0000000000000000 R09: 0000000000000000
[ 9.037657][ T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdca
[ 9.038121][ T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfdc92a20
[ 9.038389][ T186]
[ 9.038541][ T186] irq event stamp: 20437
[ 9.038693][ T186] hardirqs last enabled at (20447): [] __up_console_sem+0x5a/0x70
[ 9.039117][ T186] hardirqs last disabled at (20458): [] __up_console_sem+0x3f/0x70
[ 9.039419][ T186] softirqs last enabled at (19406): [] handle_softirqs+0x611/0x940
[ 9.039714][ T186] softirqs last disabled at (19301): [] __irq_exit_rcu+0x103/0x1c0
[ 9.040013][ T186] ---[ end trace 0000000000000000 ]---
[ 9.046718][ T186] ------------[ cut here ]------------
[ 9.047564][ T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[ 9.047919][ T186] Modules linked in: veth
[ 9.048129][ T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.048517][ T186] Tainted: [W]=WARN
[ 9.048730][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.049012][ T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.049296][ T186] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e4 f0 ff b9 a6 ff ff
[ 9.049925][ T186] RSP: 0018:ffa00000009271b0 EFLAGS: 00010286
[ 9.050200][ T186] RAX: 00000000ffffffa6 RBX: ff1100000a3dac80 RCX: 1ff4000000124dfc
[ 9.050526][ T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a3dad38
[ 9.050838][ T186] RBP: ff11000008801000 R08: 1fe220000147b5a8 R09: ff1100000262ae80
[ 9.051154][ T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.051468][ T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.051780][ T186] FS: 00007fceeb9e8840(0000) GS:ff1100008f8b0000(0000) knlGS:0000000000000000
[ 9.052130][ T186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.052412][ T186] CR2: 000000000042ebe0 CR3: 000000000d117004 CR4: 0000000000771ef0
[ 9.052733][ T186] PKRU: 55555554
[ 9.052949][ T186] Call Trace:
[ 9.053152][ T186]
[ 9.053325][ T186] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.053574][ T186] rtmsg_ifinfo+0x5c/0xb0
[ 9.053787][ T186] __dev_notify_flags+0x1b8/0x280
[ 9.054040][ T186] ? netif_change_name+0x8c0/0x8c0
[ 9.054278][ T186] ? rtnl_af_lookup+0x290/0x290
[ 9.054525][ T186] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.054772][ T186] rtnl_configure_link+0x1ac/0x390
[ 9.055023][ T186] rtnl_newlink_create+0x353/0x780
[ 9.055263][ T186] ? rtnl_create_link+0xf20/0xf20
[ 9.055511][ T186] ? __dev_get_by_name+0x12/0x50
[ 9.055751][ T186] ? rtnl_dev_get+0xd7/0x170
[ 9.056008][ T186] __rtnl_newlink+0x22b/0xa50
[ 9.056252][ T186] rtnl_newlink+0x8d1/0xef0
[ 9.056495][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.056740][ T186] ? find_held_lock+0x2b/0x80
[ 9.056989][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.057226][ T186] ? mark_usage+0x61/0x170
[ 9.057474][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.057724][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.057975][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.058213][ T186] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.058461][ T186] ? validate_chain+0x38b/0xc20
[ 9.058643][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.058829][ T186] ? __lock_acquire+0x508/0xc10
[ 9.059026][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.059206][ T186] ? find_held_lock+0x2b/0x80
[ 9.059399][ T186] netlink_rcv_skb+0x14e/0x3a0
[ 9.059581][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.059772][ T186] ? netlink_ack+0xcd0/0xcd0
[ 9.059972][ T186] ? netlink_deliver_tap+0xc5/0x330
[ 9.060153][ T186] ? netlink_deliver_tap+0x13c/0x330
[ 9.060339][ T186] netlink_unicast+0x486/0x750
[ 9.060532][ T186] ? netlink_attachskb+0x810/0x810
[ 9.060720][ T186] ? __lock_acquire+0x508/0xc10
[ 9.060918][ T186] netlink_sendmsg+0x735/0xc60
[ 9.061102][ T186] ? netlink_unicast+0x750/0x750
[ 9.061288][ T186] ? __might_fault+0x97/0x140
[ 9.061481][ T186] ____sys_sendmsg+0x419/0x850
[ 9.061663][ T186] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.061865][ T186] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.062078][ T186] ? move_addr_to_kernel+0x40/0x40
[ 9.062268][ T186] ___sys_sendmsg+0x14e/0x1d0
[ 9.062463][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.062649][ T186] ? copy_msghdr_from_user+0x460/0x460
[ 9.062863][ T186] __sys_sendmsg+0x145/0x1f0
[ 9.063047][ T186] ? __sys_sendmsg_sock+0x20/0x20
[ 9.063243][ T186] ? down_write_nested+0x200/0x200
[ 9.063437][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.063627][ T186] ? fpregs_restore_userregs+0x14b/0x310
[ 9.063818][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.064018][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.064203][ T186] do_syscall_64+0x117/0xfc0
[ 9.064406][ T186] ? trace_hardirqs_off+0xd/0x30
[ 9.064591][ T186] ? exc_page_fault+0xee/0x100
[ 9.064784][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.065015][ T186] RIP: 0033:0x7fceebc2208e
[ 9.065406][ T186] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.065954][ T186] RSP: 002b:00007ffcfdc922b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.066204][ T186] RAX: ffffffffffffffda RBX: 00007ffcfdc92a48 RCX: 00007fceebc2208e
[ 9.066471][ T186] RDX: 0000000000000000 RSI: 00007ffcfdc92360 RDI: 0000000000000005
[ 9.066755][ T186] RBP: 00007ffcfdc922c0 R08: 0000000000000000 R09: 0000000000000000
[ 9.067015][ T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdca
[ 9.067362][ T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfdc92a20
[ 9.067712][ T186]
[ 9.067874][ T186] irq event stamp: 30813
[ 9.068021][ T186] hardirqs last enabled at (30823): [] __up_console_sem+0x5a/0x70
[ 9.068490][ T186] hardirqs last disabled at (30832): [] __up_console_sem+0x3f/0x70
[ 9.068778][ T186] softirqs last enabled at (30354): [] handle_softirqs+0x611/0x940
[ 9.069071][ T186] softirqs last disabled at (30263): [] __irq_exit_rcu+0x103/0x1c0
[ 9.069389][ T186] ---[ end trace 0000000000000000 ]---
[ 9.078545][ T186] ip (186) used greatest stack depth: 23464 bytes left
[ 9.277114][ T193] ------------[ cut here ]------------
[ 9.277317][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/193
[ 9.277591][ T193] Modules linked in: veth
[ 9.277712][ T193] CPU: 1 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.278005][ T193] Tainted: [W]=WARN
[ 9.278113][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.278294][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.278485][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.279004][ T193] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[ 9.279186][ T193] RAX: 00000000ffffffa6 RBX: ff11000005051540 RCX: 1ff4000000116d8c
[ 9.279403][ T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000050515f8
[ 9.279616][ T193] RBP: ff1100000c25c000 R08: 1fe2200000a0a2c0 R09: ff1100000cf98b80
[ 9.279830][ T193] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.280048][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2bf180
[ 9.280267][ T193] FS: 00007f2b6e482840(0000) GS:ff1100008f830000(0000) knlGS:0000000000000000
[ 9.280565][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.280757][ T193] CR2: 000000000042ebe0 CR3: 0000000005cda003 CR4: 0000000000771ef0
[ 9.280995][ T193] PKRU: 55555554
[ 9.281103][ T193] Call Trace:
[ 9.281210][ T193]
[ 9.281288][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.281445][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.281555][ T193] ? _raw_spin_unlock_irqrestore+0x40/0x80
[ 9.281738][ T193] __dev_notify_flags+0x1b8/0x280
[ 9.281887][ T193] ? netif_change_name+0x8c0/0x8c0
[ 9.282029][ T193] ? rtnl_newlink+0x8d1/0xef0
[ 9.282170][ T193] ? rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.282314][ T193] ? netlink_rcv_skb+0x14e/0x3a0
[ 9.282465][ T193] ? add_timer_on+0x580/0x580
[ 9.282610][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.282755][ T193] ? mark_held_locks+0x40/0x70
[ 9.282900][ T193] rtnl_configure_link+0x1ac/0x390
[ 9.283042][ T193] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.283186][ T193] ? queue_delayed_work_on+0x95/0x100
[ 9.283331][ T193] veth_newlink+0x330/0x8d0 [veth]
[ 9.283478][ T193] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.283656][ T193] ? kasan_save_stack+0x2f/0x50
[ 9.283811][ T193] ? kasan_save_track+0x14/0x30
[ 9.284018][ T193] ? __kasan_kmalloc+0x7b/0x90
[ 9.284177][ T193] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.284318][ T193] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.284467][ T193] ? rtnl_af_lookup+0x290/0x290
[ 9.284609][ T193] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.284754][ T193] ? rtnl_create_link+0x169/0xf20
[ 9.284946][ T193] rtnl_newlink_create+0x2da/0x780
[ 9.285089][ T193] ? rtnl_create_link+0xf20/0xf20
[ 9.285231][ T193] ? __dev_get_by_name+0x12/0x50
[ 9.285379][ T193] ? rtnl_dev_get+0xd7/0x170
[ 9.285526][ T193] __rtnl_newlink+0x22b/0xa50
[ 9.285687][ T193] rtnl_newlink+0x8d1/0xef0
[ 9.285834][ T193] ? lock_acquire.part.0+0xbc/0x260
[ 9.285979][ T193] ? find_held_lock+0x2b/0x80
[ 9.286125][ T193] ? __rtnl_newlink+0xa50/0xa50
[ 9.286266][ T193] ? mark_usage+0x61/0x170
[ 9.286415][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.286559][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.286704][ T193] ? __rtnl_newlink+0xa50/0xa50
[ 9.286851][ T193] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.286991][ T193] ? validate_chain+0x38b/0xc20
[ 9.287131][ T193] ? rtnl_link_fill+0x900/0x900
[ 9.287271][ T193] ? __lock_acquire+0x508/0xc10
[ 9.287419][ T193] ? lock_acquire.part.0+0xbc/0x260
[ 9.287560][ T193] ? find_held_lock+0x2b/0x80
[ 9.287706][ T193] netlink_rcv_skb+0x14e/0x3a0
[ 9.287852][ T193] ? rtnl_link_fill+0x900/0x900
[ 9.287996][ T193] ? netlink_ack+0xcd0/0xcd0
[ 9.288141][ T193] ? netlink_deliver_tap+0xc5/0x330
[ 9.288280][ T193] ? netlink_deliver_tap+0x13c/0x330
[ 9.288429][ T193] netlink_unicast+0x486/0x750
[ 9.288571][ T193] ? netlink_attachskb+0x810/0x810
[ 9.288722][ T193] ? __lock_acquire+0x508/0xc10
[ 9.288867][ T193] netlink_sendmsg+0x735/0xc60
[ 9.289012][ T193] ? netlink_unicast+0x750/0x750
[ 9.289156][ T193] ? __might_fault+0x97/0x140
[ 9.289303][ T193] ____sys_sendmsg+0x419/0x850
[ 9.289451][ T193] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.289593][ T193] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.289771][ T193] ? move_addr_to_kernel+0x40/0x40
[ 9.289922][ T193] ___sys_sendmsg+0x14e/0x1d0
[ 9.290062][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.290203][ T193] ? copy_msghdr_from_user+0x460/0x460
[ 9.290358][ T193] ? lock_vma_under_rcu+0x159/0x410
[ 9.290501][ T193] __sys_sendmsg+0x145/0x1f0
[ 9.290641][ T193] ? __sys_sendmsg_sock+0x20/0x20
[ 9.290787][ T193] ? rcu_is_watching+0x15/0xd0
[ 9.290931][ T193] ? rcu_is_watching+0x15/0xd0
[ 9.291072][ T193] do_syscall_64+0x117/0xfc0
[ 9.291212][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.291359][ T193] ? exc_page_fault+0xee/0x100
[ 9.291500][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.291680][ T193] RIP: 0033:0x7f2b6e6bc08e
[ 9.291829][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.292338][ T193] RSP: 002b:00007ffd6126a9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.292554][ T193] RAX: ffffffffffffffda RBX: 00007ffd6126b158 RCX: 00007f2b6e6bc08e
[ 9.292767][ T193] RDX: 0000000000000000 RSI: 00007ffd6126aa70 RDI: 0000000000000005
[ 9.292981][ T193] RBP: 00007ffd6126a9d0 R08: 0000000000000000 R09: 0000000000000000
[ 9.293194][ T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdca
[ 9.293411][ T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6126b130
[ 9.293626][ T193]
[ 9.293736][ T193] irq event stamp: 17977
[ 9.293841][ T193] hardirqs last enabled at (17985): [] __up_console_sem+0x5a/0x70
[ 9.294093][ T193] hardirqs last disabled at (17994): [] __up_console_sem+0x3f/0x70
[ 9.294337][ T193] softirqs last enabled at (17510): [] handle_softirqs+0x611/0x940
[ 9.294586][ T193] softirqs last disabled at (17437): [] __irq_exit_rcu+0x103/0x1c0
[ 9.294832][ T193] ---[ end trace 0000000000000000 ]---
[ 9.303591][ T193] ------------[ cut here ]------------
[ 9.303775][ T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/193
[ 9.304074][ T193] Modules linked in: veth
[ 9.304182][ T193] CPU: 1 UID: 0 PID: 193 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.304461][ T193] Tainted: [W]=WARN
[ 9.304565][ T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.304738][ T193] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.304946][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.305440][ T193] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[ 9.305612][ T193] RAX: 00000000ffffffa6 RBX: ff11000004f28ac0 RCX: 1ff4000000116dfc
[ 9.305817][ T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f28b78
[ 9.306024][ T193] RBP: ff1100000c12c000 R08: 1fe22000009e5170 R09: ff1100000cf98b80
[ 9.306227][ T193] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.306431][ T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.306634][ T193] FS: 00007f2b6e482840(0000) GS:ff1100008f830000(0000) knlGS:0000000000000000
[ 9.306884][ T193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.307053][ T193] CR2: 000000000042ebe0 CR3: 0000000005cda003 CR4: 0000000000771ef0
[ 9.307257][ T193] PKRU: 55555554
[ 9.307363][ T193] Call Trace:
[ 9.307466][ T193]
[ 9.307536][ T193] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.307679][ T193] rtmsg_ifinfo+0x5c/0xb0
[ 9.307783][ T193] __dev_notify_flags+0x1b8/0x280
[ 9.307927][ T193] ? netif_change_name+0x8c0/0x8c0
[ 9.308065][ T193] ? rtnl_af_lookup+0x290/0x290
[ 9.308202][ T193] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.308345][ T193] rtnl_configure_link+0x1ac/0x390
[ 9.308489][ T193] rtnl_newlink_create+0x353/0x780
[ 9.308628][ T193] ? rtnl_create_link+0xf20/0xf20
[ 9.308769][ T193] ? __dev_get_by_name+0x12/0x50
[ 9.308911][ T193] ? rtnl_dev_get+0xd7/0x170
[ 9.309054][ T193] __rtnl_newlink+0x22b/0xa50
[ 9.309195][ T193] rtnl_newlink+0x8d1/0xef0
[ 9.309334][ T193] ? lock_acquire.part.0+0xbc/0x260
[ 9.309479][ T193] ? find_held_lock+0x2b/0x80
[ 9.309617][ T193] ? __rtnl_newlink+0xa50/0xa50
[ 9.309759][ T193] ? mark_usage+0x61/0x170
[ 9.309900][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.310040][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.310178][ T193] ? __rtnl_newlink+0xa50/0xa50
[ 9.310316][ T193] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.310459][ T193] ? validate_chain+0x38b/0xc20
[ 9.310595][ T193] ? rtnl_link_fill+0x900/0x900
[ 9.310736][ T193] ? __lock_acquire+0x508/0xc10
[ 9.310880][ T193] ? lock_acquire.part.0+0xbc/0x260
[ 9.311016][ T193] ? find_held_lock+0x2b/0x80
[ 9.311154][ T193] netlink_rcv_skb+0x14e/0x3a0
[ 9.311291][ T193] ? rtnl_link_fill+0x900/0x900
[ 9.311435][ T193] ? netlink_ack+0xcd0/0xcd0
[ 9.311574][ T193] ? netlink_deliver_tap+0xc5/0x330
[ 9.311712][ T193] ? netlink_deliver_tap+0x13c/0x330
[ 9.311858][ T193] netlink_unicast+0x486/0x750
[ 9.311997][ T193] ? netlink_attachskb+0x810/0x810
[ 9.312135][ T193] ? __lock_acquire+0x508/0xc10
[ 9.312272][ T193] netlink_sendmsg+0x735/0xc60
[ 9.312416][ T193] ? netlink_unicast+0x750/0x750
[ 9.312554][ T193] ? __might_fault+0x97/0x140
[ 9.312697][ T193] ____sys_sendmsg+0x419/0x850
[ 9.312836][ T193] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.312980][ T193] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.313149][ T193] ? move_addr_to_kernel+0x40/0x40
[ 9.313293][ T193] ___sys_sendmsg+0x14e/0x1d0
[ 9.313434][ T193] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.313572][ T193] ? copy_msghdr_from_user+0x460/0x460
[ 9.313722][ T193] ? lock_vma_under_rcu+0x159/0x410
[ 9.313865][ T193] __sys_sendmsg+0x145/0x1f0
[ 9.314002][ T193] ? __sys_sendmsg_sock+0x20/0x20
[ 9.314142][ T193] ? rcu_is_watching+0x15/0xd0
[ 9.314279][ T193] ? rcu_is_watching+0x15/0xd0
[ 9.314423][ T193] do_syscall_64+0x117/0xfc0
[ 9.314559][ T193] ? trace_hardirqs_off+0xd/0x30
[ 9.314699][ T193] ? exc_page_fault+0xee/0x100
[ 9.314835][ T193] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.315008][ T193] RIP: 0033:0x7f2b6e6bc08e
[ 9.315150][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.315641][ T193] RSP: 002b:00007ffd6126a9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.315853][ T193] RAX: ffffffffffffffda RBX: 00007ffd6126b158 RCX: 00007f2b6e6bc08e
[ 9.316057][ T193] RDX: 0000000000000000 RSI: 00007ffd6126aa70 RDI: 0000000000000005
[ 9.316262][ T193] RBP: 00007ffd6126a9d0 R08: 0000000000000000 R09: 0000000000000000
[ 9.316469][ T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdca
[ 9.316675][ T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd6126b130
[ 9.316892][ T193]
[ 9.316994][ T193] irq event stamp: 22193
[ 9.317095][ T193] hardirqs last enabled at (22201): [] __up_console_sem+0x5a/0x70
[ 9.317333][ T193] hardirqs last disabled at (22208): [] __up_console_sem+0x3f/0x70
[ 9.317573][ T193] softirqs last enabled at (21694): [] handle_softirqs+0x611/0x940
[ 9.317811][ T193] softirqs last disabled at (21689): [] __irq_exit_rcu+0x103/0x1c0
[ 9.318051][ T193] ---[ end trace 0000000000000000 ]---
[ 9.443579][ T199] ------------[ cut here ]------------
[ 9.443775][ T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/199
[ 9.444030][ T199] Modules linked in: veth
[ 9.444146][ T199] CPU: 1 UID: 0 PID: 199 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.444452][ T199] Tainted: [W]=WARN
[ 9.444559][ T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.444739][ T199] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.444930][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.445445][ T199] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[ 9.445649][ T199] RAX: 00000000ffffffa6 RBX: ff1100000a6cd380 RCX: 1ff4000000116d8c
[ 9.445865][ T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a6cd438
[ 9.446077][ T199] RBP: ff110000087f9000 R08: 1fe22000014d9a88 R09: ff11000004d68b80
[ 9.446289][ T199] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.446511][ T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004b2b180
[ 9.446723][ T199] FS: 00007fb78487a840(0000) GS:ff1100008f830000(0000) knlGS:0000000000000000
[ 9.446976][ T199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.447153][ T199] CR2: 00007f7a793cf388 CR3: 00000000089bc006 CR4: 0000000000771ef0
[ 9.447374][ T199] PKRU: 55555554
[ 9.447482][ T199] Call Trace:
[ 9.447589][ T199]
[ 9.447667][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.447813][ T199] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.447961][ T199] rtmsg_ifinfo+0x5c/0xb0
[ 9.448068][ T199] ? ref_tracker_alloc+0x28d/0x430
[ 9.448211][ T199] __dev_notify_flags+0x1b8/0x280
[ 9.448363][ T199] ? ref_tracker_dir_print+0x100/0x100
[ 9.448503][ T199] ? linkwatch_fire_event+0x194/0x250
[ 9.448645][ T199] ? netif_change_name+0x8c0/0x8c0
[ 9.448786][ T199] ? rtnl_newlink+0x8d1/0xef0
[ 9.448930][ T199] ? rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.449068][ T199] ? netlink_rcv_skb+0x14e/0x3a0
[ 9.449216][ T199] ? find_held_lock+0x2b/0x80
[ 9.449365][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.449506][ T199] ? mark_held_locks+0x40/0x70
[ 9.449649][ T199] rtnl_configure_link+0x1ac/0x390
[ 9.449791][ T199] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.449938][ T199] ? queue_delayed_work_on+0x95/0x100
[ 9.450081][ T199] veth_newlink+0x330/0x8d0 [veth]
[ 9.450228][ T199] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.450418][ T199] ? kasan_save_stack+0x2f/0x50
[ 9.450560][ T199] ? kasan_save_track+0x14/0x30
[ 9.450705][ T199] ? __kasan_kmalloc+0x7b/0x90
[ 9.450869][ T199] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.451011][ T199] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.451154][ T199] ? rtnl_af_lookup+0x290/0x290
[ 9.451297][ T199] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.451446][ T199] ? rtnl_create_link+0x169/0xf20
[ 9.451587][ T199] rtnl_newlink_create+0x2da/0x780
[ 9.451734][ T199] ? rtnl_create_link+0xf20/0xf20
[ 9.451879][ T199] ? __dev_get_by_name+0x12/0x50
[ 9.452020][ T199] ? rtnl_dev_get+0xd7/0x170
[ 9.452167][ T199] __rtnl_newlink+0x22b/0xa50
[ 9.452311][ T199] rtnl_newlink+0x8d1/0xef0
[ 9.452461][ T199] ? lock_acquire.part.0+0xbc/0x260
[ 9.452600][ T199] ? find_held_lock+0x2b/0x80
[ 9.452745][ T199] ? __rtnl_newlink+0xa50/0xa50
[ 9.452891][ T199] ? mark_usage+0x61/0x170
[ 9.453031][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.453176][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.453316][ T199] ? __rtnl_newlink+0xa50/0xa50
[ 9.453461][ T199] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.453602][ T199] ? validate_chain+0x38b/0xc20
[ 9.453746][ T199] ? rtnl_link_fill+0x900/0x900
[ 9.453915][ T199] ? __lock_acquire+0x508/0xc10
[ 9.454057][ T199] ? lock_acquire.part.0+0xbc/0x260
[ 9.454199][ T199] ? find_held_lock+0x2b/0x80
[ 9.454343][ T199] netlink_rcv_skb+0x14e/0x3a0
[ 9.454489][ T199] ? rtnl_link_fill+0x900/0x900
[ 9.454630][ T199] ? netlink_ack+0xcd0/0xcd0
[ 9.454777][ T199] ? netlink_deliver_tap+0xc5/0x330
[ 9.454923][ T199] ? netlink_deliver_tap+0x13c/0x330
[ 9.455066][ T199] netlink_unicast+0x486/0x750
[ 9.455209][ T199] ? netlink_attachskb+0x810/0x810
[ 9.455357][ T199] ? __lock_acquire+0x508/0xc10
[ 9.455498][ T199] netlink_sendmsg+0x735/0xc60
[ 9.455640][ T199] ? netlink_unicast+0x750/0x750
[ 9.455784][ T199] ? __might_fault+0x97/0x140
[ 9.455931][ T199] ____sys_sendmsg+0x419/0x850
[ 9.456074][ T199] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.456217][ T199] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.456398][ T199] ? move_addr_to_kernel+0x40/0x40
[ 9.456543][ T199] ___sys_sendmsg+0x14e/0x1d0
[ 9.456683][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.456823][ T199] ? copy_msghdr_from_user+0x460/0x460
[ 9.456978][ T199] ? lock_vma_under_rcu+0x159/0x410
[ 9.457122][ T199] __sys_sendmsg+0x145/0x1f0
[ 9.457265][ T199] ? __sys_sendmsg_sock+0x20/0x20
[ 9.457419][ T199] ? rcu_is_watching+0x15/0xd0
[ 9.457560][ T199] ? rcu_is_watching+0x15/0xd0
[ 9.457706][ T199] do_syscall_64+0x117/0xfc0
[ 9.457850][ T199] ? trace_hardirqs_off+0xd/0x30
[ 9.457991][ T199] ? exc_page_fault+0xee/0x100
[ 9.458133][ T199] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.458308][ T199] RIP: 0033:0x7fb784ab408e
[ 9.458463][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.458966][ T199] RSP: 002b:00007ffefcb919a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.459180][ T199] RAX: ffffffffffffffda RBX: 00007ffefcb92138 RCX: 00007fb784ab408e
[ 9.459398][ T199] RDX: 0000000000000000 RSI: 00007ffefcb91a50 RDI: 0000000000000005
[ 9.459607][ T199] RBP: 00007ffefcb919b0 R08: 0000000000000000 R09: 0000000000000000
[ 9.459817][ T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdca
[ 9.460032][ T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefcb92110
[ 9.460248][ T199]
[ 9.460359][ T199] irq event stamp: 18747
[ 9.460493][ T199] hardirqs last enabled at (18755): [] __up_console_sem+0x5a/0x70
[ 9.460741][ T199] hardirqs last disabled at (18762): [] __up_console_sem+0x3f/0x70
[ 9.460987][ T199] softirqs last enabled at (17852): [] __alloc_skb+0x4cb/0x600
[ 9.461231][ T199] softirqs last disabled at (17850): [] __alloc_skb+0x4cb/0x600
[ 9.461479][ T199] ---[ end trace 0000000000000000 ]---
[ 9.478943][ T199] ------------[ cut here ]------------
[ 9.479112][ T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/199
[ 9.479361][ T199] Modules linked in: veth
[ 9.479489][ T199] CPU: 3 UID: 0 PID: 199 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.479779][ T199] Tainted: [W]=WARN
[ 9.479889][ T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.480062][ T199] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.480243][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.480753][ T199] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[ 9.480933][ T199] RAX: 00000000ffffffa6 RBX: ff1100000c3e7000 RCX: 1ff4000000116dfc
[ 9.481140][ T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3e70b8
[ 9.481354][ T199] RBP: ff11000008251000 R08: 1fe220000187ce18 R09: ff11000004d68b80
[ 9.481579][ T199] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.481785][ T199] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.481997][ T199] FS: 00007fb78487a840(0000) GS:ff1100008f930000(0000) knlGS:0000000000000000
[ 9.482240][ T199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.482422][ T199] CR2: 00005617861cf6d8 CR3: 00000000089bc001 CR4: 0000000000771ef0
[ 9.482632][ T199] PKRU: 55555554
[ 9.482740][ T199] Call Trace:
[ 9.482851][ T199]
[ 9.482923][ T199] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.483064][ T199] rtmsg_ifinfo+0x5c/0xb0
[ 9.483172][ T199] __dev_notify_flags+0x1b8/0x280
[ 9.483311][ T199] ? netif_change_name+0x8c0/0x8c0
[ 9.483458][ T199] ? rtnl_af_lookup+0x290/0x290
[ 9.483596][ T199] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.483741][ T199] rtnl_configure_link+0x1ac/0x390
[ 9.483891][ T199] rtnl_newlink_create+0x353/0x780
[ 9.484033][ T199] ? rtnl_create_link+0xf20/0xf20
[ 9.484171][ T199] ? __dev_get_by_name+0x12/0x50
[ 9.484309][ T199] ? rtnl_dev_get+0xd7/0x170
[ 9.484461][ T199] __rtnl_newlink+0x22b/0xa50
[ 9.484603][ T199] rtnl_newlink+0x8d1/0xef0
[ 9.484749][ T199] ? lock_acquire.part.0+0xbc/0x260
[ 9.484950][ T199] ? find_held_lock+0x2b/0x80
[ 9.485091][ T199] ? __rtnl_newlink+0xa50/0xa50
[ 9.485233][ T199] ? mark_usage+0x61/0x170
[ 9.485378][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.485521][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.485663][ T199] ? __rtnl_newlink+0xa50/0xa50
[ 9.485807][ T199] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.486009][ T199] ? validate_chain+0x38b/0xc20
[ 9.486148][ T199] ? rtnl_link_fill+0x900/0x900
[ 9.486290][ T199] ? __lock_acquire+0x508/0xc10
[ 9.486440][ T199] ? lock_acquire.part.0+0xbc/0x260
[ 9.486579][ T199] ? find_held_lock+0x2b/0x80
[ 9.486781][ T199] netlink_rcv_skb+0x14e/0x3a0
[ 9.486978][ T199] ? rtnl_link_fill+0x900/0x900
[ 9.487119][ T199] ? netlink_ack+0xcd0/0xcd0
[ 9.487268][ T199] ? netlink_deliver_tap+0xc5/0x330
[ 9.487416][ T199] ? netlink_deliver_tap+0x13c/0x330
[ 9.487557][ T199] netlink_unicast+0x486/0x750
[ 9.487704][ T199] ? netlink_attachskb+0x810/0x810
[ 9.487907][ T199] ? __lock_acquire+0x508/0xc10
[ 9.488047][ T199] netlink_sendmsg+0x735/0xc60
[ 9.488246][ T199] ? netlink_unicast+0x750/0x750
[ 9.488397][ T199] ? __might_fault+0x97/0x140
[ 9.488539][ T199] ____sys_sendmsg+0x419/0x850
[ 9.488680][ T199] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.488819][ T199] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.489048][ T199] ? move_addr_to_kernel+0x40/0x40
[ 9.489194][ T199] ___sys_sendmsg+0x14e/0x1d0
[ 9.489333][ T199] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.489480][ T199] ? copy_msghdr_from_user+0x460/0x460
[ 9.489629][ T199] ? lock_vma_under_rcu+0x159/0x410
[ 9.489775][ T199] __sys_sendmsg+0x145/0x1f0
[ 9.489971][ T199] ? __sys_sendmsg_sock+0x20/0x20
[ 9.490116][ T199] ? rcu_is_watching+0x15/0xd0
[ 9.490258][ T199] ? rcu_is_watching+0x15/0xd0
[ 9.490420][ T199] do_syscall_64+0x117/0xfc0
[ 9.490559][ T199] ? trace_hardirqs_off+0xd/0x30
[ 9.490702][ T199] ? exc_page_fault+0xee/0x100
[ 9.490842][ T199] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.491078][ T199] RIP: 0033:0x7fb784ab408e
[ 9.491226][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.491730][ T199] RSP: 002b:00007ffefcb919a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.491996][ T199] RAX: ffffffffffffffda RBX: 00007ffefcb92138 RCX: 00007fb784ab408e
[ 9.492206][ T199] RDX: 0000000000000000 RSI: 00007ffefcb91a50 RDI: 0000000000000005
[ 9.492422][ T199] RBP: 00007ffefcb919b0 R08: 0000000000000000 R09: 0000000000000000
[ 9.492629][ T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10cdca
[ 9.492841][ T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefcb92110
[ 9.493113][ T199]
[ 9.493220][ T199] irq event stamp: 31335
[ 9.493326][ T199] hardirqs last enabled at (31343): [] __up_console_sem+0x5a/0x70
[ 9.493574][ T199] hardirqs last disabled at (31350): [] __up_console_sem+0x3f/0x70
[ 9.493816][ T199] softirqs last enabled at (31324): [] handle_softirqs+0x611/0x940
[ 9.494116][ T199] softirqs last disabled at (31367): [] __irq_exit_rcu+0x103/0x1c0
[ 9.494364][ T199] ---[ end trace 0000000000000000 ]---