[ 9.133039][ T186] ------------[ cut here ]------------
[ 9.133257][ T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
[ 9.133512][ T186] Modules linked in: veth
[ 9.133651][ T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.133988][ T186] Tainted: [W]=WARN
[ 9.134103][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.134279][ T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.134464][ 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
[ 9.135006][ T186] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[ 9.135192][ T186] RAX: 00000000ffffffa6 RBX: ff1100000aade740 RCX: 1ff4000000116d8c
[ 9.135402][ T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aade7f8
[ 9.135612][ T186] RBP: ff110000029a1000 R08: 1fe220000155bd00 R09: ff1100000d485180
[ 9.135830][ T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.136049][ T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000893d900
[ 9.136258][ T186] FS: 00007f91c2448840(0000) GS:ff11000093db0000(0000) knlGS:0000000000000000
[ 9.136503][ T186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.136684][ T186] CR2: 00007fdaa7951808 CR3: 000000000c167005 CR4: 0000000000771ef0
[ 9.136908][ T186] PKRU: 55555554
[ 9.137016][ T186] Call Trace:
[ 9.137128][ T186]
[ 9.137202][ T186] ? _raw_spin_unlock_irqrestore+0x40/0x80
[ 9.137379][ T186] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.137523][ T186] rtmsg_ifinfo+0x5c/0xb0
[ 9.137630][ T186] ? mark_held_locks+0x40/0x70
[ 9.137779][ T186] __dev_notify_flags+0x1b8/0x280
[ 9.137930][ T186] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.138075][ T186] ? irqentry_exit+0x21c/0x710
[ 9.138214][ T186] ? irqentry_exit+0x21c/0x710
[ 9.138353][ T186] ? netif_change_name+0x8c0/0x8c0
[ 9.138492][ T186] ? sysvec_call_function_single+0xaa/0xe0
[ 9.138666][ T186] ? __queue_work+0x315/0xc00
[ 9.138820][ T186] rtnl_configure_link+0x1ac/0x390
[ 9.138963][ T186] veth_newlink+0x330/0x8d0 [veth]
[ 9.139109][ T186] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.139282][ T186] ? kasan_save_stack+0x2f/0x50
[ 9.139422][ T186] ? kasan_save_track+0x14/0x30
[ 9.139561][ T186] ? __kasan_kmalloc+0x7b/0x90
[ 9.139827][ T186] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.139969][ T186] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.140118][ T186] ? rtnl_af_lookup+0x290/0x290
[ 9.140257][ T186] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.140492][ T186] ? rtnl_create_link+0x169/0xf20
[ 9.140633][ T186] rtnl_newlink_create+0x2da/0x780
[ 9.140783][ T186] ? rtnl_create_link+0xf20/0xf20
[ 9.140922][ T186] ? __dev_get_by_name+0x12/0x50
[ 9.141159][ T186] ? rtnl_dev_get+0xd7/0x170
[ 9.141303][ T186] __rtnl_newlink+0x22b/0xa50
[ 9.141448][ T186] rtnl_newlink+0x8d1/0xef0
[ 9.141591][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.141831][ T186] ? find_held_lock+0x2b/0x80
[ 9.141971][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.142115][ T186] ? mark_usage+0x61/0x170
[ 9.142253][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.142490][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.142631][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.142776][ T186] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.142918][ T186] ? validate_chain+0x38b/0xc20
[ 9.143157][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.143295][ T186] ? __lock_acquire+0x508/0xc10
[ 9.143435][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.143575][ T186] ? find_held_lock+0x2b/0x80
[ 9.143819][ T186] netlink_rcv_skb+0x14e/0x3a0
[ 9.143960][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.144108][ T186] ? netlink_ack+0xcd0/0xcd0
[ 9.144251][ T186] ? netlink_deliver_tap+0xc5/0x330
[ 9.144483][ T186] ? netlink_deliver_tap+0x13c/0x330
[ 9.144625][ T186] netlink_unicast+0x486/0x750
[ 9.144771][ T186] ? netlink_attachskb+0x810/0x810
[ 9.144914][ T186] ? __lock_acquire+0x508/0xc10
[ 9.145158][ T186] netlink_sendmsg+0x735/0xc60
[ 9.145300][ T186] ? netlink_unicast+0x750/0x750
[ 9.145441][ T186] ? __might_fault+0x97/0x140
[ 9.145588][ T186] ____sys_sendmsg+0x419/0x850
[ 9.145832][ T186] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.145972][ T186] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.146150][ T186] ? move_addr_to_kernel+0x40/0x40
[ 9.146295][ T186] ___sys_sendmsg+0x14e/0x1d0
[ 9.146531][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.146672][ T186] ? copy_msghdr_from_user+0x460/0x460
[ 9.146835][ T186] __sys_sendmsg+0x145/0x1f0
[ 9.146975][ T186] ? __sys_sendmsg_sock+0x20/0x20
[ 9.147214][ T186] ? down_write_nested+0x200/0x200
[ 9.147354][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.147497][ T186] ? fpregs_restore_userregs+0x14b/0x310
[ 9.147640][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.147884][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.148030][ T186] do_syscall_64+0x117/0xfc0
[ 9.148170][ T186] ? trace_hardirqs_off+0xd/0x30
[ 9.148309][ T186] ? exc_page_fault+0xee/0x100
[ 9.148543][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.148717][ T186] RIP: 0033:0x7f91c268208e
[ 9.148871][ 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
[ 9.149474][ T186] RSP: 002b:00007fff6e35a8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.149789][ T186] RAX: ffffffffffffffda RBX: 00007fff6e35b048 RCX: 00007f91c268208e
[ 9.150001][ T186] RDX: 0000000000000000 RSI: 00007fff6e35a960 RDI: 0000000000000005
[ 9.150214][ T186] RBP: 00007fff6e35a8c0 R08: 0000000000000000 R09: 0000000000000000
[ 9.150517][ T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ceeb
[ 9.150725][ T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6e35b020
[ 9.150950][ T186]
[ 9.151156][ T186] irq event stamp: 23819
[ 9.151260][ T186] hardirqs last enabled at (23827): [] __up_console_sem+0x5a/0x70
[ 9.151502][ T186] hardirqs last disabled at (23834): [] __up_console_sem+0x3f/0x70
[ 9.151851][ T186] softirqs last enabled at (22936): [] __alloc_skb+0x4cb/0x600
[ 9.152099][ T186] softirqs last disabled at (22934): [] __alloc_skb+0x4cb/0x600
[ 9.152436][ T186] ---[ end trace 0000000000000000 ]---
[ 9.162228][ T186] ------------[ cut here ]------------
[ 9.162385][ T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/186
[ 9.162622][ T186] Modules linked in: veth
[ 9.162730][ T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.163014][ T186] Tainted: [W]=WARN
[ 9.163122][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.163290][ T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.163464][ 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
[ 9.163955][ T186] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[ 9.164133][ T186] RAX: 00000000ffffffa6 RBX: ff1100000c5c7000 RCX: 1ff4000000116dfc
[ 9.164337][ T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c5c70b8
[ 9.164538][ T186] RBP: ff1100000a214000 R08: 1fe22000018b8e18 R09: ff1100000d485180
[ 9.164757][ T186] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.164962][ T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.165170][ T186] FS: 00007f91c2448840(0000) GS:ff11000093db0000(0000) knlGS:0000000000000000
[ 9.165408][ T186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.165581][ T186] CR2: 00007fdaa7951808 CR3: 000000000c167005 CR4: 0000000000771ef0
[ 9.165849][ T186] PKRU: 55555554
[ 9.165950][ T186] Call Trace:
[ 9.166115][ T186]
[ 9.166187][ T186] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.166326][ T186] rtmsg_ifinfo+0x5c/0xb0
[ 9.166430][ T186] __dev_notify_flags+0x1b8/0x280
[ 9.166568][ T186] ? netif_change_name+0x8c0/0x8c0
[ 9.166705][ T186] ? rtnl_af_lookup+0x290/0x290
[ 9.166903][ T186] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.167046][ T186] rtnl_configure_link+0x1ac/0x390
[ 9.167183][ T186] rtnl_newlink_create+0x353/0x780
[ 9.167320][ T186] ? rtnl_create_link+0xf20/0xf20
[ 9.167455][ T186] ? __dev_get_by_name+0x12/0x50
[ 9.167591][ T186] ? rtnl_dev_get+0xd7/0x170
[ 9.167735][ T186] __rtnl_newlink+0x22b/0xa50
[ 9.167936][ T186] rtnl_newlink+0x8d1/0xef0
[ 9.168079][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.168218][ T186] ? find_held_lock+0x2b/0x80
[ 9.168356][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.168491][ T186] ? mark_usage+0x61/0x170
[ 9.168627][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.168820][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.168958][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.169099][ T186] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.169234][ T186] ? validate_chain+0x38b/0xc20
[ 9.169370][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.169506][ T186] ? __lock_acquire+0x508/0xc10
[ 9.169645][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.169792][ T186] ? find_held_lock+0x2b/0x80
[ 9.169932][ T186] netlink_rcv_skb+0x14e/0x3a0
[ 9.170072][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.170209][ T186] ? netlink_ack+0xcd0/0xcd0
[ 9.170349][ T186] ? netlink_deliver_tap+0xc5/0x330
[ 9.170484][ T186] ? netlink_deliver_tap+0x13c/0x330
[ 9.170623][ T186] netlink_unicast+0x486/0x750
[ 9.170766][ T186] ? netlink_attachskb+0x810/0x810
[ 9.170908][ T186] ? __lock_acquire+0x508/0xc10
[ 9.171051][ T186] netlink_sendmsg+0x735/0xc60
[ 9.171189][ T186] ? netlink_unicast+0x750/0x750
[ 9.171326][ T186] ? __might_fault+0x97/0x140
[ 9.171464][ T186] ____sys_sendmsg+0x419/0x850
[ 9.171604][ T186] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.171745][ T186] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.171917][ T186] ? move_addr_to_kernel+0x40/0x40
[ 9.172067][ T186] ___sys_sendmsg+0x14e/0x1d0
[ 9.172203][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.172340][ T186] ? copy_msghdr_from_user+0x460/0x460
[ 9.172490][ T186] __sys_sendmsg+0x145/0x1f0
[ 9.172627][ T186] ? __sys_sendmsg_sock+0x20/0x20
[ 9.172769][ T186] ? down_write_nested+0x200/0x200
[ 9.172999][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.173232][ T186] ? fpregs_restore_userregs+0x14b/0x310
[ 9.173369][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.173504][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.173642][ T186] do_syscall_64+0x117/0xfc0
[ 9.173787][ T186] ? trace_hardirqs_off+0xd/0x30
[ 9.173922][ T186] ? exc_page_fault+0xee/0x100
[ 9.174065][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.174235][ T186] RIP: 0033:0x7f91c268208e
[ 9.174482][ 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
[ 9.174976][ T186] RSP: 002b:00007fff6e35a8b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.175185][ T186] RAX: ffffffffffffffda RBX: 00007fff6e35b048 RCX: 00007f91c268208e
[ 9.175387][ T186] RDX: 0000000000000000 RSI: 00007fff6e35a960 RDI: 0000000000000005
[ 9.175590][ T186] RBP: 00007fff6e35a8c0 R08: 0000000000000000 R09: 0000000000000000
[ 9.175800][ T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ceeb
[ 9.176005][ T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6e35b020
[ 9.176313][ T186]
[ 9.176414][ T186] irq event stamp: 31573
[ 9.176515][ T186] hardirqs last enabled at (31581): [] __up_console_sem+0x5a/0x70
[ 9.176756][ T186] hardirqs last disabled at (31590): [] __up_console_sem+0x3f/0x70
[ 9.176990][ T186] softirqs last enabled at (31240): [] handle_softirqs+0x611/0x940
[ 9.177322][ T186] softirqs last disabled at (31235): [] __irq_exit_rcu+0x103/0x1c0
[ 9.177556][ T186] ---[ end trace 0000000000000000 ]---
[ 9.182933][ T186] ip (186) used greatest stack depth: 23400 bytes left
[ 9.315225][ T191] ------------[ cut here ]------------
[ 9.315462][ T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/191
[ 9.315813][ T191] Modules linked in: veth
[ 9.315989][ T191] CPU: 2 UID: 0 PID: 191 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.316330][ T191] Tainted: [W]=WARN
[ 9.316486][ T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.316714][ T191] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.317226][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.317785][ T191] RSP: 0018:ffa00000008b6e30 EFLAGS: 00010286
[ 9.318018][ T191] RAX: 00000000ffffffa6 RBX: ff1100000c73c200 RCX: 1ff4000000116d8c
[ 9.318314][ T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c73c2b8
[ 9.318575][ T191] RBP: ff11000008964000 R08: 1fe22000018e7858 R09: ff1100000ccd8b80
[ 9.318858][ T191] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.319127][ T191] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009004080
[ 9.319386][ T191] FS: 00007f6cc544c840(0000) GS:ff11000093eb0000(0000) knlGS:0000000000000000
[ 9.319687][ T191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.319935][ T191] CR2: 000000000042ebe0 CR3: 000000000c24d004 CR4: 0000000000771ef0
[ 9.320209][ T191] PKRU: 55555554
[ 9.320391][ T191] Call Trace:
[ 9.320546][ T191]
[ 9.320669][ T191] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.320883][ T191] rtmsg_ifinfo+0x5c/0xb0
[ 9.321084][ T191] ? _raw_spin_unlock_irqrestore+0x40/0x80
[ 9.321319][ T191] __dev_notify_flags+0x1b8/0x280
[ 9.321510][ T191] ? netif_change_name+0x8c0/0x8c0
[ 9.321701][ T191] ? rtnl_newlink+0x8d1/0xef0
[ 9.321907][ T191] ? rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.322103][ T191] ? netlink_rcv_skb+0x14e/0x3a0
[ 9.322295][ T191] ? add_timer_on+0x580/0x580
[ 9.322486][ T191] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.322681][ T191] ? mark_held_locks+0x40/0x70
[ 9.322894][ T191] rtnl_configure_link+0x1ac/0x390
[ 9.323091][ T191] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.323284][ T191] ? queue_delayed_work_on+0x95/0x100
[ 9.323477][ T191] veth_newlink+0x330/0x8d0 [veth]
[ 9.323671][ T191] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.323915][ T191] ? kasan_save_stack+0x2f/0x50
[ 9.324111][ T191] ? kasan_save_track+0x14/0x30
[ 9.324305][ T191] ? __kasan_kmalloc+0x7b/0x90
[ 9.324514][ T191] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.324704][ T191] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.324912][ T191] ? rtnl_af_lookup+0x290/0x290
[ 9.325111][ T191] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.325302][ T191] ? rtnl_create_link+0x169/0xf20
[ 9.325495][ T191] rtnl_newlink_create+0x2da/0x780
[ 9.325687][ T191] ? rtnl_create_link+0xf20/0xf20
[ 9.325899][ T191] ? __dev_get_by_name+0x12/0x50
[ 9.326097][ T191] ? rtnl_dev_get+0xd7/0x170
[ 9.326294][ T191] __rtnl_newlink+0x22b/0xa50
[ 9.326491][ T191] rtnl_newlink+0x8d1/0xef0
[ 9.326685][ T191] ? lock_acquire.part.0+0xbc/0x260
[ 9.326991][ T191] ? find_held_lock+0x2b/0x80
[ 9.327191][ T191] ? __rtnl_newlink+0xa50/0xa50
[ 9.327483][ T191] ? mark_usage+0x61/0x170
[ 9.327678][ T191] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.327891][ T191] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.328100][ T191] ? __rtnl_newlink+0xa50/0xa50
[ 9.328292][ T191] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.328485][ T191] ? validate_chain+0x38b/0xc20
[ 9.328675][ T191] ? rtnl_link_fill+0x900/0x900
[ 9.328887][ T191] ? __lock_acquire+0x508/0xc10
[ 9.329095][ T191] ? lock_acquire.part.0+0xbc/0x260
[ 9.329285][ T191] ? find_held_lock+0x2b/0x80
[ 9.329484][ T191] netlink_rcv_skb+0x14e/0x3a0
[ 9.329675][ T191] ? rtnl_link_fill+0x900/0x900
[ 9.329920][ T191] ? netlink_ack+0xcd0/0xcd0
[ 9.330223][ T191] ? netlink_deliver_tap+0xc5/0x330
[ 9.330411][ T191] ? netlink_deliver_tap+0x13c/0x330
[ 9.330605][ T191] netlink_unicast+0x486/0x750
[ 9.330820][ T191] ? netlink_attachskb+0x810/0x810
[ 9.331011][ T191] ? __lock_acquire+0x508/0xc10
[ 9.331214][ T191] netlink_sendmsg+0x735/0xc60
[ 9.331411][ T191] ? netlink_unicast+0x750/0x750
[ 9.331607][ T191] ? __might_fault+0x97/0x140
[ 9.331818][ T191] ____sys_sendmsg+0x419/0x850
[ 9.332012][ T191] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.332248][ T191] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.332473][ T191] ? move_addr_to_kernel+0x40/0x40
[ 9.332671][ T191] ___sys_sendmsg+0x14e/0x1d0
[ 9.332885][ T191] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.333084][ T191] ? copy_msghdr_from_user+0x460/0x460
[ 9.333285][ T191] ? lock_vma_under_rcu+0x159/0x410
[ 9.333478][ T191] __sys_sendmsg+0x145/0x1f0
[ 9.333676][ T191] ? __sys_sendmsg_sock+0x20/0x20
[ 9.333890][ T191] ? rcu_is_watching+0x15/0xd0
[ 9.334094][ T191] ? rcu_is_watching+0x15/0xd0
[ 9.334618][ T191] do_syscall_64+0x117/0xfc0
[ 9.334830][ T191] ? trace_hardirqs_off+0xd/0x30
[ 9.335023][ T191] ? exc_page_fault+0xee/0x100
[ 9.335323][ T191] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.335677][ T191] RIP: 0033:0x7f6cc568608e
[ 9.335895][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.336452][ T191] RSP: 002b:00007ffe864f9840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.336718][ T191] RAX: ffffffffffffffda RBX: 00007ffe864f9fd8 RCX: 00007f6cc568608e
[ 9.337100][ T191] RDX: 0000000000000000 RSI: 00007ffe864f98f0 RDI: 0000000000000005
[ 9.337459][ T191] RBP: 00007ffe864f9850 R08: 0000000000000000 R09: 0000000000000000
[ 9.337721][ T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ceeb
[ 9.338002][ T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe864f9fb0
[ 9.338277][ T191]
[ 9.343087][ T191] irq event stamp: 37061
[ 9.343247][ T191] hardirqs last enabled at (37071): [] __up_console_sem+0x5a/0x70
[ 9.343643][ T191] hardirqs last disabled at (37080): [] __up_console_sem+0x3f/0x70
[ 9.343958][ T191] softirqs last enabled at (36066): [] handle_softirqs+0x611/0x940
[ 9.344259][ T191] softirqs last disabled at (35669): [] __irq_exit_rcu+0x103/0x1c0
[ 9.344551][ T191] ---[ end trace 0000000000000000 ]---
[ 9.392256][ T191] ------------[ cut here ]------------
[ 9.392512][ T191] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/191
[ 9.392817][ T191] Modules linked in: veth
[ 9.392975][ T191] CPU: 2 UID: 0 PID: 191 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.393304][ T191] Tainted: [W]=WARN
[ 9.393455][ T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.393672][ T191] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.394016][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.394665][ T191] RSP: 0018:ffa00000008b71b0 EFLAGS: 00010286
[ 9.395009][ T191] RAX: 00000000ffffffa6 RBX: ff11000008d983c0 RCX: 1ff4000000116dfc
[ 9.395354][ T191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008d98478
[ 9.395707][ T191] RBP: ff110000087d4000 R08: 1fe22000011b3090 R09: ff1100000ccd8b80
[ 9.396070][ T191] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.396417][ T191] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.396782][ T191] FS: 00007f6cc544c840(0000) GS:ff11000093eb0000(0000) knlGS:0000000000000000
[ 9.397155][ T191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.397452][ T191] CR2: 000000000042ebe0 CR3: 000000000c24d004 CR4: 0000000000771ef0
[ 9.397807][ T191] PKRU: 55555554
[ 9.398043][ T191] Call Trace:
[ 9.398274][ T191]
[ 9.398486][ T191] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.398707][ T191] rtmsg_ifinfo+0x5c/0xb0
[ 9.398872][ T191] __dev_notify_flags+0x1b8/0x280
[ 9.399065][ T191] ? netif_change_name+0x8c0/0x8c0
[ 9.399248][ T191] ? rtnl_af_lookup+0x290/0x290
[ 9.399434][ T191] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.399621][ T191] rtnl_configure_link+0x1ac/0x390
[ 9.399827][ T191] rtnl_newlink_create+0x353/0x780
[ 9.400012][ T191] ? rtnl_create_link+0xf20/0xf20
[ 9.400202][ T191] ? __dev_get_by_name+0x12/0x50
[ 9.400385][ T191] ? rtnl_dev_get+0xd7/0x170
[ 9.400575][ T191] __rtnl_newlink+0x22b/0xa50
[ 9.400778][ T191] rtnl_newlink+0x8d1/0xef0
[ 9.400970][ T191] ? lock_acquire.part.0+0xbc/0x260
[ 9.401161][ T191] ? find_held_lock+0x2b/0x80
[ 9.401346][ T191] ? __rtnl_newlink+0xa50/0xa50
[ 9.401528][ T191] ? mark_usage+0x61/0x170
[ 9.401712][ T191] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.401918][ T191] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.402111][ T191] ? __rtnl_newlink+0xa50/0xa50
[ 9.402291][ T191] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.402475][ T191] ? validate_chain+0x38b/0xc20
[ 9.402657][ T191] ? rtnl_link_fill+0x900/0x900
[ 9.402893][ T191] ? __lock_acquire+0x508/0xc10
[ 9.403116][ T191] ? lock_acquire.part.0+0xbc/0x260
[ 9.403310][ T191] ? find_held_lock+0x2b/0x80
[ 9.403495][ T191] netlink_rcv_skb+0x14e/0x3a0
[ 9.403678][ T191] ? rtnl_link_fill+0x900/0x900
[ 9.403880][ T191] ? netlink_ack+0xcd0/0xcd0
[ 9.404078][ T191] ? netlink_deliver_tap+0xc5/0x330
[ 9.404260][ T191] ? netlink_deliver_tap+0x13c/0x330
[ 9.404446][ T191] netlink_unicast+0x486/0x750
[ 9.404635][ T191] ? netlink_attachskb+0x810/0x810
[ 9.404839][ T191] ? __lock_acquire+0x508/0xc10
[ 9.405026][ T191] netlink_sendmsg+0x735/0xc60
[ 9.405224][ T191] ? netlink_unicast+0x750/0x750
[ 9.405410][ T191] ? __might_fault+0x97/0x140
[ 9.405599][ T191] ____sys_sendmsg+0x419/0x850
[ 9.405797][ T191] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.405980][ T191] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.406209][ T191] ? move_addr_to_kernel+0x40/0x40
[ 9.406398][ T191] ___sys_sendmsg+0x14e/0x1d0
[ 9.406582][ T191] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.406779][ T191] ? copy_msghdr_from_user+0x460/0x460
[ 9.406976][ T191] ? lock_vma_under_rcu+0x159/0x410
[ 9.407185][ T191] __sys_sendmsg+0x145/0x1f0
[ 9.407377][ T191] ? __sys_sendmsg_sock+0x20/0x20
[ 9.407566][ T191] ? rcu_is_watching+0x15/0xd0
[ 9.407770][ T191] ? rcu_is_watching+0x15/0xd0
[ 9.407963][ T191] do_syscall_64+0x117/0xfc0
[ 9.408179][ T191] ? trace_hardirqs_off+0xd/0x30
[ 9.408382][ T191] ? exc_page_fault+0xee/0x100
[ 9.408588][ T191] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.408832][ T191] RIP: 0033:0x7f6cc568608e
[ 9.409026][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.409561][ T191] RSP: 002b:00007ffe864f9840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.409841][ T191] RAX: ffffffffffffffda RBX: 00007ffe864f9fd8 RCX: 00007f6cc568608e
[ 9.410100][ T191] RDX: 0000000000000000 RSI: 00007ffe864f98f0 RDI: 0000000000000005
[ 9.410350][ T191] RBP: 00007ffe864f9850 R08: 0000000000000000 R09: 0000000000000000
[ 9.410602][ T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ceeb
[ 9.410868][ T191] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe864f9fb0
[ 9.411136][ T191]
[ 9.411284][ T191] irq event stamp: 43507
[ 9.411432][ T191] hardirqs last enabled at (43517): [] __up_console_sem+0x5a/0x70
[ 9.411715][ T191] hardirqs last disabled at (43526): [] __up_console_sem+0x3f/0x70
[ 9.412015][ T191] softirqs last enabled at (43192): [] handle_softirqs+0x611/0x940
[ 9.412310][ T191] softirqs last disabled at (43179): [] __irq_exit_rcu+0x103/0x1c0
[ 9.412588][ T191] ---[ end trace 0000000000000000 ]---
[ 9.416342][ T191] ip (191) used greatest stack depth: 23344 bytes left