[ 9.085013][ T186] ------------[ cut here ]------------
[ 9.085270][ T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[ 9.085678][ T186] Modules linked in: veth
[ 9.085883][ T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.086224][ T186] Tainted: [W]=WARN
[ 9.086382][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.086647][ T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.087054][ 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
[ 9.087669][ T186] RSP: 0018:ffa00000008c6e30 EFLAGS: 00010286
[ 9.087914][ T186] RAX: 00000000ffffffa6 RBX: ff11000005654040 RCX: 1ff4000000118d8c
[ 9.088180][ T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056540f8
[ 9.088648][ T186] RBP: ff11000005b61000 R08: 1fe2200000aca820 R09: ff1100000ca25180
[ 9.088976][ T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.089236][ T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000090e0e80
[ 9.089509][ T186] FS: 00007f83f3404840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[ 9.089833][ T186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.090161][ T186] CR2: 000000000042ebe0 CR3: 0000000004e0f004 CR4: 0000000000771ef0
[ 9.090419][ T186] PKRU: 55555554
[ 9.090580][ T186] Call Trace:
[ 9.090733][ T186]
[ 9.090870][ T186] ? io_schedule_timeout+0x140/0x140
[ 9.091070][ T186] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.091264][ T186] rtmsg_ifinfo+0x5c/0xb0
[ 9.091419][ T186] ? mark_held_locks+0x40/0x70
[ 9.091619][ T186] __dev_notify_flags+0x1b8/0x280
[ 9.091810][ T186] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.092020][ T186] ? irqentry_exit+0x21c/0x710
[ 9.092207][ T186] ? irqentry_exit+0x21c/0x710
[ 9.092397][ T186] ? netif_change_name+0x8c0/0x8c0
[ 9.092595][ T186] ? sysvec_apic_timer_interrupt+0xaa/0xe0
[ 9.092829][ T186] ? __queue_work+0x315/0xc00
[ 9.093030][ T186] rtnl_configure_link+0x1ac/0x390
[ 9.093221][ T186] veth_newlink+0x330/0x8d0 [veth]
[ 9.093411][ T186] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.093638][ T186] ? kasan_save_stack+0x2f/0x50
[ 9.093841][ T186] ? kasan_save_track+0x14/0x30
[ 9.094043][ T186] ? __kasan_kmalloc+0x7b/0x90
[ 9.094248][ T186] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.094445][ T186] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.094731][ T186] ? rtnl_af_lookup+0x290/0x290
[ 9.094937][ T186] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.095128][ T186] ? rtnl_create_link+0x169/0xf20
[ 9.095318][ T186] rtnl_newlink_create+0x2da/0x780
[ 9.095520][ T186] ? rtnl_create_link+0xf20/0xf20
[ 9.095711][ T186] ? __dev_get_by_name+0x12/0x50
[ 9.095919][ T186] ? rtnl_dev_get+0xd7/0x170
[ 9.096115][ T186] __rtnl_newlink+0x22b/0xa50
[ 9.096311][ T186] rtnl_newlink+0x8d1/0xef0
[ 9.096601][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.096788][ T186] ? find_held_lock+0x2b/0x80
[ 9.097001][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.097225][ T186] ? mark_usage+0x61/0x170
[ 9.097416][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.097712][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.098017][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.098208][ T186] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.098398][ T186] ? validate_chain+0x38b/0xc20
[ 9.098686][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.098994][ T186] ? __lock_acquire+0x508/0xc10
[ 9.099187][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.099374][ T186] ? find_held_lock+0x2b/0x80
[ 9.099573][ T186] netlink_rcv_skb+0x14e/0x3a0
[ 9.099762][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.100069][ T186] ? netlink_ack+0xcd0/0xcd0
[ 9.100261][ T186] ? netlink_deliver_tap+0xc5/0x330
[ 9.100454][ T186] ? netlink_deliver_tap+0x13c/0x330
[ 9.100649][ T186] netlink_unicast+0x486/0x750
[ 9.100850][ T186] ? netlink_attachskb+0x810/0x810
[ 9.101051][ T186] ? __lock_acquire+0x508/0xc10
[ 9.101241][ T186] netlink_sendmsg+0x735/0xc60
[ 9.101432][ T186] ? netlink_unicast+0x750/0x750
[ 9.101635][ T186] ? __might_fault+0x97/0x140
[ 9.101841][ T186] ____sys_sendmsg+0x419/0x850
[ 9.102132][ T186] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.102326][ T186] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.102554][ T186] ? move_addr_to_kernel+0x40/0x40
[ 9.102748][ T186] ___sys_sendmsg+0x14e/0x1d0
[ 9.102958][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.103148][ T186] ? copy_msghdr_from_user+0x460/0x460
[ 9.103353][ T186] __sys_sendmsg+0x145/0x1f0
[ 9.103550][ T186] ? __sys_sendmsg_sock+0x20/0x20
[ 9.103739][ T186] ? down_write_nested+0x200/0x200
[ 9.104042][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.104237][ T186] ? fpregs_restore_userregs+0x14b/0x310
[ 9.104426][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.104623][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.104924][ T186] do_syscall_64+0x117/0xfc0
[ 9.105111][ T186] ? trace_hardirqs_off+0xd/0x30
[ 9.105300][ T186] ? exc_page_fault+0xee/0x100
[ 9.105502][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.105838][ T186] RIP: 0033:0x7f83f363e08e
[ 9.106042][ 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
[ 9.106690][ T186] RSP: 002b:00007ffc44825f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.106972][ T186] RAX: ffffffffffffffda RBX: 00007ffc44826708 RCX: 00007f83f363e08e
[ 9.107326][ T186] RDX: 0000000000000000 RSI: 00007ffc44826020 RDI: 0000000000000005
[ 9.107591][ T186] RBP: 00007ffc44825f80 R08: 0000000000000000 R09: 0000000000000000
[ 9.107861][ T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8
[ 9.108219][ T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc448266e0
[ 9.108494][ T186]
[ 9.108647][ T186] irq event stamp: 17279
[ 9.108798][ T186] hardirqs last enabled at (17289): [] __up_console_sem+0x5a/0x70
[ 9.109110][ T186] hardirqs last disabled at (17300): [] __up_console_sem+0x3f/0x70
[ 9.109401][ T186] softirqs last enabled at (16446): [] handle_softirqs+0x611/0x940
[ 9.109790][ T186] softirqs last disabled at (16439): [] __irq_exit_rcu+0x103/0x1c0
[ 9.110193][ T186] ---[ end trace 0000000000000000 ]---
[ 9.121324][ T186] ------------[ cut here ]------------
[ 9.121518][ T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/186
[ 9.121810][ T186] Modules linked in: veth
[ 9.122369][ T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.122706][ T186] Tainted: [W]=WARN
[ 9.122873][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.123100][ T186] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.123333][ 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
[ 9.123893][ T186] RSP: 0018:ffa00000008c71b0 EFLAGS: 00010286
[ 9.124125][ T186] RAX: 00000000ffffffa6 RBX: ff1100000b6a9540 RCX: 1ff4000000118dfc
[ 9.124378][ T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b6a95f8
[ 9.124643][ T186] RBP: ff1100000a0d4000 R08: 1fe22000016d52c0 R09: ff1100000ca25180
[ 9.124913][ T186] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.125170][ T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.125430][ T186] FS: 00007f83f3404840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[ 9.125732][ T186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.125977][ T186] CR2: 000000000042ebe0 CR3: 0000000004e0f004 CR4: 0000000000771ef0
[ 9.126233][ T186] PKRU: 55555554
[ 9.126386][ T186] Call Trace:
[ 9.126547][ T186]
[ 9.126670][ T186] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.126878][ T186] rtmsg_ifinfo+0x5c/0xb0
[ 9.127043][ T186] __dev_notify_flags+0x1b8/0x280
[ 9.127232][ T186] ? netif_change_name+0x8c0/0x8c0
[ 9.127424][ T186] ? rtnl_af_lookup+0x290/0x290
[ 9.127620][ T186] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.127812][ T186] rtnl_configure_link+0x1ac/0x390
[ 9.128024][ T186] rtnl_newlink_create+0x353/0x780
[ 9.128212][ T186] ? rtnl_create_link+0xf20/0xf20
[ 9.128401][ T186] ? __dev_get_by_name+0x12/0x50
[ 9.128594][ T186] ? rtnl_dev_get+0xd7/0x170
[ 9.128790][ T186] __rtnl_newlink+0x22b/0xa50
[ 9.129004][ T186] rtnl_newlink+0x8d1/0xef0
[ 9.129197][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.129384][ T186] ? find_held_lock+0x2b/0x80
[ 9.129586][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.129773][ T186] ? mark_usage+0x61/0x170
[ 9.129985][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.130180][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.130370][ T186] ? __rtnl_newlink+0xa50/0xa50
[ 9.130568][ T186] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.130759][ T186] ? validate_chain+0x38b/0xc20
[ 9.130974][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.131162][ T186] ? __lock_acquire+0x508/0xc10
[ 9.131352][ T186] ? lock_acquire.part.0+0xbc/0x260
[ 9.131547][ T186] ? find_held_lock+0x2b/0x80
[ 9.131740][ T186] netlink_rcv_skb+0x14e/0x3a0
[ 9.131944][ T186] ? rtnl_link_fill+0x900/0x900
[ 9.132135][ T186] ? netlink_ack+0xcd0/0xcd0
[ 9.132328][ T186] ? netlink_deliver_tap+0xc5/0x330
[ 9.132523][ T186] ? netlink_deliver_tap+0x13c/0x330
[ 9.132715][ T186] netlink_unicast+0x486/0x750
[ 9.132926][ T186] ? netlink_attachskb+0x810/0x810
[ 9.133116][ T186] ? __lock_acquire+0x508/0xc10
[ 9.133306][ T186] netlink_sendmsg+0x735/0xc60
[ 9.133508][ T186] ? netlink_unicast+0x750/0x750
[ 9.133698][ T186] ? __might_fault+0x97/0x140
[ 9.133911][ T186] ____sys_sendmsg+0x419/0x850
[ 9.134109][ T186] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.134297][ T186] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.134523][ T186] ? move_addr_to_kernel+0x40/0x40
[ 9.134718][ T186] ___sys_sendmsg+0x14e/0x1d0
[ 9.134925][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.135116][ T186] ? copy_msghdr_from_user+0x460/0x460
[ 9.135322][ T186] __sys_sendmsg+0x145/0x1f0
[ 9.135522][ T186] ? __sys_sendmsg_sock+0x20/0x20
[ 9.135711][ T186] ? down_write_nested+0x200/0x200
[ 9.135915][ T186] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.136110][ T186] ? fpregs_restore_userregs+0x14b/0x310
[ 9.136298][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.136499][ T186] ? rcu_is_watching+0x15/0xd0
[ 9.136690][ T186] do_syscall_64+0x117/0xfc0
[ 9.136909][ T186] ? trace_hardirqs_off+0xd/0x30
[ 9.137102][ T186] ? exc_page_fault+0xee/0x100
[ 9.137291][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.137521][ T186] RIP: 0033:0x7f83f363e08e
[ 9.137718][ 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
[ 9.138287][ T186] RSP: 002b:00007ffc44825f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.138554][ T186] RAX: ffffffffffffffda RBX: 00007ffc44826708 RCX: 00007f83f363e08e
[ 9.138810][ T186] RDX: 0000000000000000 RSI: 00007ffc44826020 RDI: 0000000000000005
[ 9.139088][ T186] RBP: 00007ffc44825f80 R08: 0000000000000000 R09: 0000000000000000
[ 9.139349][ T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8
[ 9.139613][ T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc448266e0
[ 9.139891][ T186]
[ 9.140054][ T186] irq event stamp: 24419
[ 9.140207][ T186] hardirqs last enabled at (24429): [] __up_console_sem+0x5a/0x70
[ 9.140512][ T186] hardirqs last disabled at (24438): [] __up_console_sem+0x3f/0x70
[ 9.140801][ T186] softirqs last enabled at (23754): [] handle_softirqs+0x611/0x940
[ 9.141113][ T186] softirqs last disabled at (23747): [] __irq_exit_rcu+0x103/0x1c0
[ 9.141406][ T186] ---[ end trace 0000000000000000 ]---
[ 9.274738][ T195] ------------[ cut here ]------------
[ 9.274977][ T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
[ 9.275274][ T195] Modules linked in: veth
[ 9.275446][ T195] CPU: 2 UID: 0 PID: 195 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.275777][ T195] Tainted: [W]=WARN
[ 9.275950][ T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.276180][ T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.276414][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.277031][ T195] RSP: 0018:ffa00000004f6e30 EFLAGS: 00010286
[ 9.277260][ T195] RAX: 00000000ffffffa6 RBX: ff11000004e2aac0 RCX: 1ff400000009ed8c
[ 9.277531][ T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e2ab78
[ 9.277790][ T195] RBP: ff11000005739000 R08: 1fe22000009c5570 R09: ff1100000c770b80
[ 9.278070][ T195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.278328][ T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004c08400
[ 9.278605][ T195] FS: 00007f81b8c88840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[ 9.278918][ T195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.279149][ T195] CR2: 000000000042ebe0 CR3: 0000000004a49006 CR4: 0000000000771ef0
[ 9.279417][ T195] PKRU: 55555554
[ 9.279581][ T195] Call Trace:
[ 9.279740][ T195]
[ 9.279876][ T195] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.280077][ T195] rtmsg_ifinfo+0x5c/0xb0
[ 9.280234][ T195] ? _raw_spin_unlock_irqrestore+0x40/0x80
[ 9.280469][ T195] __dev_notify_flags+0x1b8/0x280
[ 9.280673][ T195] ? netif_change_name+0x8c0/0x8c0
[ 9.280873][ T195] ? rtnl_newlink+0x8d1/0xef0
[ 9.281070][ T195] ? rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.281263][ T195] ? netlink_rcv_skb+0x14e/0x3a0
[ 9.281466][ T195] ? add_timer_on+0x580/0x580
[ 9.281659][ T195] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.281865][ T195] ? mark_held_locks+0x40/0x70
[ 9.282064][ T195] rtnl_configure_link+0x1ac/0x390
[ 9.282253][ T195] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.282453][ T195] ? queue_delayed_work_on+0x95/0x100
[ 9.282652][ T195] veth_newlink+0x330/0x8d0 [veth]
[ 9.282861][ T195] ? veth_poll_controller+0x10/0x10 [veth]
[ 9.283092][ T195] ? kasan_save_stack+0x2f/0x50
[ 9.283285][ T195] ? kasan_save_track+0x14/0x30
[ 9.283485][ T195] ? __kasan_kmalloc+0x7b/0x90
[ 9.283692][ T195] ? __kvmalloc_node_noprof+0x305/0x8a0
[ 9.283898][ T195] ? alloc_netdev_mqs+0xe85/0x1490
[ 9.284101][ T195] ? rtnl_af_lookup+0x290/0x290
[ 9.284292][ T195] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.284493][ T195] ? rtnl_create_link+0x169/0xf20
[ 9.284686][ T195] rtnl_newlink_create+0x2da/0x780
[ 9.284891][ T195] ? rtnl_create_link+0xf20/0xf20
[ 9.285089][ T195] ? __dev_get_by_name+0x12/0x50
[ 9.285280][ T195] ? rtnl_dev_get+0xd7/0x170
[ 9.291932][ T195] __rtnl_newlink+0x22b/0xa50
[ 9.292132][ T195] rtnl_newlink+0x8d1/0xef0
[ 9.292326][ T195] ? lock_acquire.part.0+0xbc/0x260
[ 9.292523][ T195] ? find_held_lock+0x2b/0x80
[ 9.292716][ T195] ? __rtnl_newlink+0xa50/0xa50
[ 9.302988][ T195] ? mark_usage+0x61/0x170
[ 9.303182][ T195] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.303380][ T195] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.303581][ T195] ? __rtnl_newlink+0xa50/0xa50
[ 9.303770][ T195] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.303988][ T195] ? validate_chain+0x38b/0xc20
[ 9.304181][ T195] ? rtnl_link_fill+0x900/0x900
[ 9.304374][ T195] ? __lock_acquire+0x508/0xc10
[ 9.304610][ T195] ? lock_acquire.part.0+0xbc/0x260
[ 9.305006][ T195] ? find_held_lock+0x2b/0x80
[ 9.305202][ T195] netlink_rcv_skb+0x14e/0x3a0
[ 9.305397][ T195] ? rtnl_link_fill+0x900/0x900
[ 9.305595][ T195] ? netlink_ack+0xcd0/0xcd0
[ 9.305793][ T195] ? netlink_deliver_tap+0xc5/0x330
[ 9.306002][ T195] ? netlink_deliver_tap+0x13c/0x330
[ 9.306193][ T195] netlink_unicast+0x486/0x750
[ 9.306386][ T195] ? netlink_attachskb+0x810/0x810
[ 9.306582][ T195] ? __lock_acquire+0x508/0xc10
[ 9.306772][ T195] netlink_sendmsg+0x735/0xc60
[ 9.312335][ T195] ? netlink_unicast+0x750/0x750
[ 9.312556][ T195] ? __might_fault+0x97/0x140
[ 9.312772][ T195] ____sys_sendmsg+0x419/0x850
[ 9.312989][ T195] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.313182][ T195] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.313408][ T195] ? move_addr_to_kernel+0x40/0x40
[ 9.313616][ T195] ___sys_sendmsg+0x14e/0x1d0
[ 9.315901][ T195] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.316205][ T195] ? copy_msghdr_from_user+0x460/0x460
[ 9.316409][ T195] ? lock_vma_under_rcu+0x159/0x410
[ 9.316610][ T195] __sys_sendmsg+0x145/0x1f0
[ 9.316837][ T195] ? __sys_sendmsg_sock+0x20/0x20
[ 9.317045][ T195] ? rcu_is_watching+0x15/0xd0
[ 9.317241][ T195] ? rcu_is_watching+0x15/0xd0
[ 9.317435][ T195] do_syscall_64+0x117/0xfc0
[ 9.317633][ T195] ? trace_hardirqs_off+0xd/0x30
[ 9.317836][ T195] ? exc_page_fault+0xee/0x100
[ 9.318037][ T195] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.318260][ T195] RIP: 0033:0x7f81b8ec208e
[ 9.318464][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.319131][ T195] RSP: 002b:00007fff23aac720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.319395][ T195] RAX: ffffffffffffffda RBX: 00007fff23aaceb8 RCX: 00007f81b8ec208e
[ 9.319661][ T195] RDX: 0000000000000000 RSI: 00007fff23aac7d0 RDI: 0000000000000005
[ 9.319939][ T195] RBP: 00007fff23aac730 R08: 0000000000000000 R09: 0000000000000000
[ 9.320206][ T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8
[ 9.320574][ T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff23aace90
[ 9.320859][ T195]
[ 9.321024][ T195] irq event stamp: 29847
[ 9.321178][ T195] hardirqs last enabled at (29857): [] __up_console_sem+0x5a/0x70
[ 9.321484][ T195] hardirqs last disabled at (29866): [] __up_console_sem+0x3f/0x70
[ 9.321883][ T195] softirqs last enabled at (28764): [] __alloc_skb+0x4cb/0x600
[ 9.322282][ T195] softirqs last disabled at (28762): [] __alloc_skb+0x4cb/0x600
[ 9.322585][ T195] ---[ end trace 0000000000000000 ]---
[ 9.355628][ T195] ------------[ cut here ]------------
[ 9.355872][ T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/195
[ 9.356163][ T195] Modules linked in: veth
[ 9.356320][ T195] CPU: 2 UID: 0 PID: 195 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.356645][ T195] Tainted: [W]=WARN
[ 9.356796][ T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.357043][ T195] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.357270][ 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 38 e4 f0 ff b9 a6 ff ff
[ 9.357836][ T195] RSP: 0018:ffa00000004f71b0 EFLAGS: 00010286
[ 9.358075][ T195] RAX: 00000000ffffffa6 RBX: ff11000004c6f1c0 RCX: 1ff400000009edfc
[ 9.358327][ T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c6f278
[ 9.358583][ T195] RBP: ff11000002841000 R08: 1fe220000098de50 R09: ff1100000c770b80
[ 9.358843][ T195] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.359100][ T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 9.359359][ T195] FS: 00007f81b8c88840(0000) GS:ff1100008a0b0000(0000) knlGS:0000000000000000
[ 9.359652][ T195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.359882][ T195] CR2: 000000000042ebe0 CR3: 0000000004a49006 CR4: 0000000000771ef0
[ 9.360138][ T195] PKRU: 55555554
[ 9.360288][ T195] Call Trace:
[ 9.360437][ T195]
[ 9.360565][ T195] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.360752][ T195] rtmsg_ifinfo+0x5c/0xb0
[ 9.360920][ T195] __dev_notify_flags+0x1b8/0x280
[ 9.361106][ T195] ? netif_change_name+0x8c0/0x8c0
[ 9.361289][ T195] ? rtnl_af_lookup+0x290/0x290
[ 9.361480][ T195] ? alloc_netdev_mqs+0xed0/0x1490
[ 9.361666][ T195] rtnl_configure_link+0x1ac/0x390
[ 9.361865][ T195] rtnl_newlink_create+0x353/0x780
[ 9.362076][ T195] ? rtnl_create_link+0xf20/0xf20
[ 9.362260][ T195] ? __dev_get_by_name+0x12/0x50
[ 9.362451][ T195] ? rtnl_dev_get+0xd7/0x170
[ 9.362638][ T195] __rtnl_newlink+0x22b/0xa50
[ 9.362873][ T195] rtnl_newlink+0x8d1/0xef0
[ 9.363061][ T195] ? lock_acquire.part.0+0xbc/0x260
[ 9.363244][ T195] ? find_held_lock+0x2b/0x80
[ 9.363429][ T195] ? __rtnl_newlink+0xa50/0xa50
[ 9.363619][ T195] ? mark_usage+0x61/0x170
[ 9.363801][ T195] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.364011][ T195] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.364197][ T195] ? __rtnl_newlink+0xa50/0xa50
[ 9.364382][ T195] rtnetlink_rcv_msg+0x6fd/0xbd0
[ 9.364575][ T195] ? validate_chain+0x38b/0xc20
[ 9.364767][ T195] ? rtnl_link_fill+0x900/0x900
[ 9.364968][ T195] ? __lock_acquire+0x508/0xc10
[ 9.365154][ T195] ? lock_acquire.part.0+0xbc/0x260
[ 9.365335][ T195] ? find_held_lock+0x2b/0x80
[ 9.365553][ T195] netlink_rcv_skb+0x14e/0x3a0
[ 9.365737][ T195] ? rtnl_link_fill+0x900/0x900
[ 9.365947][ T195] ? netlink_ack+0xcd0/0xcd0
[ 9.366163][ T195] ? netlink_deliver_tap+0xc5/0x330
[ 9.366342][ T195] ? netlink_deliver_tap+0x13c/0x330
[ 9.366537][ T195] netlink_unicast+0x486/0x750
[ 9.366720][ T195] ? netlink_attachskb+0x810/0x810
[ 9.366925][ T195] ? __lock_acquire+0x508/0xc10
[ 9.367110][ T195] netlink_sendmsg+0x735/0xc60
[ 9.367293][ T195] ? netlink_unicast+0x750/0x750
[ 9.367484][ T195] ? __might_fault+0x97/0x140
[ 9.367669][ T195] ____sys_sendmsg+0x419/0x850
[ 9.367867][ T195] ? copy_msghdr_from_user+0x2a0/0x460
[ 9.368054][ T195] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 9.368266][ T195] ? move_addr_to_kernel+0x40/0x40
[ 9.368463][ T195] ___sys_sendmsg+0x14e/0x1d0
[ 9.368644][ T195] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.368839][ T195] ? copy_msghdr_from_user+0x460/0x460
[ 9.369036][ T195] ? lock_vma_under_rcu+0x159/0x410
[ 9.369220][ T195] __sys_sendmsg+0x145/0x1f0
[ 9.369404][ T195] ? __sys_sendmsg_sock+0x20/0x20
[ 9.369596][ T195] ? rcu_is_watching+0x15/0xd0
[ 9.369781][ T195] ? rcu_is_watching+0x15/0xd0
[ 9.369982][ T195] do_syscall_64+0x117/0xfc0
[ 9.370165][ T195] ? trace_hardirqs_off+0xd/0x30
[ 9.370346][ T195] ? exc_page_fault+0xee/0x100
[ 9.370539][ T195] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.370751][ T195] RIP: 0033:0x7f81b8ec208e
[ 9.370959][ 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 9.371489][ T195] RSP: 002b:00007fff23aac720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 9.371757][ T195] RAX: ffffffffffffffda RBX: 00007fff23aaceb8 RCX: 00007f81b8ec208e
[ 9.372023][ T195] RDX: 0000000000000000 RSI: 00007fff23aac7d0 RDI: 0000000000000005
[ 9.372284][ T195] RBP: 00007fff23aac730 R08: 0000000000000000 R09: 0000000000000000
[ 9.372556][ T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ccb8
[ 9.372802][ T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff23aace90
[ 9.373076][ T195]
[ 9.373224][ T195] irq event stamp: 56225
[ 9.373374][ T195] hardirqs last enabled at (56235): [] __up_console_sem+0x5a/0x70
[ 9.373661][ T195] hardirqs last disabled at (56244): [] __up_console_sem+0x3f/0x70
[ 9.373959][ T195] softirqs last enabled at (55696): [] handle_softirqs+0x611/0x940
[ 9.374240][ T195] softirqs last disabled at (55631): [] __irq_exit_rcu+0x103/0x1c0
[ 9.374528][ T195] ---[ end trace 0000000000000000 ]---
[ 9.378003][ T195] ip (195) used greatest stack depth: 23344 bytes left