[ 8.731369][ T129] ------------[ cut here ]------------
[ 8.731650][ T129] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: tc/129
[ 8.731893][ T129] Modules linked in:
[ 8.732060][ T129] CPU: 0 UID: 0 PID: 129 Comm: tc Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.732335][ T129] Tainted: [W]=WARN
[ 8.732450][ T129] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.732706][ T129] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.732889][ T129] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.733370][ T129] RSP: 0018:ffa0000000507aa8 EFLAGS: 00010286
[ 8.733549][ T129] RAX: 00000000ffffffa6 RBX: ff1100000a0b7540 RCX: 1ff40000000a0f1b
[ 8.733761][ T129] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a0b75f0
[ 8.733961][ T129] RBP: ff110000084d1000 R08: 1fe2200001416ebf R09: ff1100000bf1d180
[ 8.734161][ T129] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.734361][ T129] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000084d1000
[ 8.734573][ T129] FS: 00007f7d33284c00(0000) GS:ff11000099bbb000(0000) knlGS:0000000000000000
[ 8.734837][ T129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.735007][ T129] CR2: 00007f7d3337ebc0 CR3: 00000000091cf001 CR4: 0000000000771ef0
[ 8.735208][ T129] PKRU: 55555554
[ 8.735309][ T129] Call Trace:
[ 8.735417][ T129]
[ 8.735487][ T129] ? ip6_route_dev_notify+0x250/0x380
[ 8.735634][ T129] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.735770][ T129] ? notifier_call_chain+0xb0/0x320
[ 8.735907][ T129] rtmsg_ifinfo+0x5c/0xb0
[ 8.736010][ T129] register_netdevice+0x1526/0x1bc0
[ 8.736145][ T129] ? unregister_netdevice_queue+0x470/0x470
[ 8.736314][ T129] register_netdev+0x23/0x40
[ 8.736454][ T129] loopback_net_init+0x7d/0x150
[ 8.736595][ T129] ops_init+0x187/0x560
[ 8.736707][ T129] setup_net+0x11b/0x3b0
[ 8.736809][ T129] ? unregister_pernet_device+0x80/0x80
[ 8.736957][ T129] ? lockdep_init_map_type+0x5d/0x250
[ 8.737093][ T129] ? mutex_init_lockdep+0xf6/0x120
[ 8.737251][ T129] copy_net_ns+0x2fd/0x450
[ 8.737396][ T129] create_new_namespaces+0x371/0xa10
[ 8.737535][ T129] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.737675][ T129] ? find_held_lock+0x2b/0x80
[ 8.737809][ T129] ksys_unshare+0x47e/0x8c0
[ 8.737942][ T129] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.738077][ T129] ? walk_process_tree+0x350/0x350
[ 8.738209][ T129] ? exc_page_fault+0x87/0x100
[ 8.738345][ T129] ? rcu_is_watching+0x15/0xd0
[ 8.738486][ T129] __x64_sys_unshare+0x34/0x50
[ 8.738644][ T129] ? do_syscall_64+0x82/0xfc0
[ 8.738779][ T129] do_syscall_64+0x117/0xfc0
[ 8.738913][ T129] ? trace_hardirqs_off+0xd/0x30
[ 8.739049][ T129] ? exc_page_fault+0xee/0x100
[ 8.739182][ T129] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.739348][ T129] RIP: 0033:0x7f7d3337ebcb
[ 8.739496][ T129] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 8.739996][ T129] RSP: 002b:00007ffc371e8748 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 8.740197][ T129] RAX: ffffffffffffffda RBX: 00000f6fa62fa000 RCX: 00007f7d3337ebcb
[ 8.740400][ T129] RDX: 0000000000000028 RSI: 00000000000000f3 RDI: 0000000040000000
[ 8.740612][ T129] RBP: 00007b7d317d0000 R08: 00007f7d333eaf00 R09: 00000000000000f3
[ 8.740826][ T129] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f7d32e9d000
[ 8.741054][ T129] R13: 00007b7d314d01c0 R14: 00007b7d317d02c0 R15: 00007f7d32e9d000
[ 8.741263][ T129]
[ 8.741364][ T129] irq event stamp: 12315
[ 8.741470][ T129] hardirqs last enabled at (12325): [] __up_console_sem+0x5a/0x70
[ 8.741745][ T129] hardirqs last disabled at (12332): [] __up_console_sem+0x3f/0x70
[ 8.741976][ T129] softirqs last enabled at (11790): [] __alloc_skb+0x4c5/0x5f0
[ 8.742210][ T129] softirqs last disabled at (11788): [] __alloc_skb+0x4c5/0x5f0
[ 8.742465][ T129] ---[ end trace 0000000000000000 ]---
[ 8.811872][ T12] ------------[ cut here ]------------
[ 8.812066][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 8.812317][ T12] Modules linked in: sch_fq_codel
[ 8.812487][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.812789][ T12] Tainted: [W]=WARN
[ 8.812891][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.813050][ T12] Workqueue: netns cleanup_net
[ 8.813190][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.813353][ T12] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.813858][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 8.814020][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a0b7cc0 RCX: 1ff4000000018ed5
[ 8.814208][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a0b7d70
[ 8.814400][ T12] RBP: ff110000084d1000 R08: 1fe2200001416faf R09: ff11000001b051d0
[ 8.814617][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.814846][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 8.815038][ T12] FS: 0000000000000000(0000) GS:ff11000099bbb000(0000) knlGS:0000000000000000
[ 8.815279][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.815441][ T12] CR2: 0000100006e35000 CR3: 0000000018139002 CR4: 0000000000771ef0
[ 8.815640][ T12] PKRU: 55555554
[ 8.815736][ T12] Call Trace:
[ 8.815830][ T12]
[ 8.815896][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 8.816075][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 8.816244][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 8.816371][ T12] default_device_exit_batch+0x38b/0x600
[ 8.816506][ T12] ? generic_xdp_install+0x400/0x400
[ 8.816651][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 8.816779][ T12] ? unregister_netdev+0x60/0x60
[ 8.816902][ T12] ? rtnl_is_locked+0x15/0x20
[ 8.817026][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 8.817155][ T12] ops_undo_list+0x2ce/0x8f0
[ 8.817284][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 8.817417][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.817547][ T12] cleanup_net+0x431/0x890
[ 8.817683][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 8.817891][ T12] ? process_one_work+0xdb7/0x1410
[ 8.818018][ T12] ? lock_acquire+0x134/0x160
[ 8.818142][ T12] ? rcu_is_watching+0x15/0xd0
[ 8.818271][ T12] process_one_work+0xdf8/0x1410
[ 8.818407][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 8.818532][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 8.818670][ T12] worker_thread+0x4f1/0xd60
[ 8.818800][ T12] ? rescuer_thread+0x1320/0x1320
[ 8.818925][ T12] kthread+0x367/0x460
[ 8.819021][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 8.819176][ T12] ? kthread_affine_node+0x330/0x330
[ 8.819300][ T12] ret_from_fork+0x474/0x6b0
[ 8.819434][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 8.819593][ T12] ? __switch_to+0x5a3/0xe00
[ 8.819804][ T12] ? kthread_affine_node+0x330/0x330
[ 8.819928][ T12] ret_from_fork_asm+0x11/0x20
[ 8.820062][ T12]
[ 8.820155][ T12] irq event stamp: 2309
[ 8.820248][ T12] hardirqs last enabled at (2317): [] __up_console_sem+0x5a/0x70
[ 8.820471][ T12] hardirqs last disabled at (2326): [] __up_console_sem+0x3f/0x70
[ 8.820697][ T12] softirqs last enabled at (2084): [] handle_softirqs+0x611/0x940
[ 8.820991][ T12] softirqs last disabled at (2079): [] __irq_exit_rcu+0x103/0x1c0
[ 8.821206][ T12] ---[ end trace 0000000000000000 ]---
[ 8.829048][ T132] ------------[ cut here ]------------
[ 8.829207][ T132] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: tc/132
[ 8.829454][ T132] Modules linked in: sch_fq_codel
[ 8.829610][ T132] CPU: 1 UID: 0 PID: 132 Comm: tc Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.829889][ T132] Tainted: [W]=WARN
[ 8.829995][ T132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.830205][ T132] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.830874][ T132] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.831371][ T132] RSP: 0018:ffa0000000607aa8 EFLAGS: 00010286
[ 8.831550][ T132] RAX: 00000000ffffffa6 RBX: ff11000004b00dc0 RCX: 1ff40000000c0f1b
[ 8.831764][ T132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b00e70
[ 8.831965][ T132] RBP: ff1100000c3e1000 R08: 1fe22000009601cf R09: ff1100000d4fd180
[ 8.832176][ T132] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.832379][ T132] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c3e1000
[ 8.832590][ T132] FS: 00007f7d33284c00(0000) GS:ff11000099c3b000(0000) knlGS:0000000000000000
[ 8.832837][ T132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.833011][ T132] CR2: 00007f7d3337ebc0 CR3: 000000000d08e004 CR4: 0000000000771ef0
[ 8.833216][ T132] PKRU: 55555554
[ 8.833320][ T132] Call Trace:
[ 8.833427][ T132]
[ 8.833498][ T132] ? ip6_route_dev_notify+0x250/0x380
[ 8.833644][ T132] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.833782][ T132] ? notifier_call_chain+0xb0/0x320
[ 8.833929][ T132] rtmsg_ifinfo+0x5c/0xb0
[ 8.834037][ T132] register_netdevice+0x1526/0x1bc0
[ 8.834176][ T132] ? unregister_netdevice_queue+0x470/0x470
[ 8.834353][ T132] register_netdev+0x23/0x40
[ 8.834494][ T132] loopback_net_init+0x7d/0x150
[ 8.834642][ T132] ops_init+0x187/0x560
[ 8.834747][ T132] setup_net+0x11b/0x3b0
[ 8.834850][ T132] ? unregister_pernet_device+0x80/0x80
[ 8.834985][ T132] ? lockdep_init_map_type+0x5d/0x250
[ 8.835123][ T132] ? mutex_init_lockdep+0xf6/0x120
[ 8.835263][ T132] copy_net_ns+0x2fd/0x450
[ 8.835406][ T132] create_new_namespaces+0x371/0xa10
[ 8.835544][ T132] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.835688][ T132] ? find_held_lock+0x2b/0x80
[ 8.835822][ T132] ksys_unshare+0x47e/0x8c0
[ 8.835957][ T132] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.836094][ T132] ? walk_process_tree+0x350/0x350
[ 8.836228][ T132] ? exc_page_fault+0x87/0x100
[ 8.836365][ T132] ? rcu_is_watching+0x15/0xd0
[ 8.836506][ T132] __x64_sys_unshare+0x34/0x50
[ 8.836651][ T132] ? do_syscall_64+0x82/0xfc0
[ 8.836790][ T132] do_syscall_64+0x117/0xfc0
[ 8.836926][ T132] ? trace_hardirqs_off+0xd/0x30
[ 8.837064][ T132] ? exc_page_fault+0xee/0x100
[ 8.837199][ T132] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.837381][ T132] RIP: 0033:0x7f7d3337ebcb
[ 8.837529][ T132] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
[ 8.838019][ T132] RSP: 002b:00007ffc371e8708 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 8.838222][ T132] RAX: ffffffffffffffda RBX: 00000f6fa62fa000 RCX: 00007f7d3337ebcb
[ 8.838427][ T132] RDX: 0000000000000028 RSI: 00000000000000f3 RDI: 0000000040000000
[ 8.838638][ T132] RBP: 00007b7d317d0000 R08: 00007f7d333eaf00 R09: 00000000000000f3
[ 8.838841][ T132] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f7d32e9c000
[ 8.839065][ T132] R13: 00007b7d315d0040 R14: 00007b7d317d02c0 R15: 00007ffc371e8a90
[ 8.839273][ T132]
[ 8.839373][ T132] irq event stamp: 5391
[ 8.839479][ T132] hardirqs last enabled at (5401): [] __up_console_sem+0x5a/0x70
[ 8.839724][ T132] hardirqs last disabled at (5408): [] __up_console_sem+0x3f/0x70
[ 8.839959][ T132] softirqs last enabled at (4960): [] handle_softirqs+0x611/0x940
[ 8.840204][ T132] softirqs last disabled at (4179): [] __irq_exit_rcu+0x103/0x1c0
[ 8.840445][ T132] ---[ end trace 0000000000000000 ]---
[ 8.994472][ T12] ------------[ cut here ]------------
[ 8.994653][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:0/12
[ 8.994906][ T12] Modules linked in: act_vlan cls_flower sch_ingress sch_fq_codel
[ 8.995106][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.995395][ T12] Tainted: [W]=WARN
[ 8.995489][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.995655][ T12] Workqueue: netns cleanup_net
[ 8.995788][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.995952][ T12] 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 c8 c5 f0 ff b9 a6 ff ff
[ 8.996402][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 8.996566][ T12] RAX: 00000000ffffffa6 RBX: ff1100000c95edc0 RCX: 1ff4000000018ed5
[ 8.996778][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c95ee70
[ 8.996968][ T12] RBP: ff1100000c3e1000 R08: 1fe220000192bdcf R09: ff11000001b051d0
[ 8.997160][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.997347][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 8.997539][ T12] FS: 0000000000000000(0000) GS:ff11000099d3b000(0000) knlGS:0000000000000000
[ 8.997773][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.997932][ T12] CR2: 00007fe62db8b808 CR3: 0000000018139005 CR4: 0000000000771ef0
[ 8.998120][ T12] PKRU: 55555554
[ 8.998215][ T12] Call Trace:
[ 8.998307][ T12]
[ 8.998372][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 8.998540][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 8.998711][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 8.998845][ T12] default_device_exit_batch+0x38b/0x600
[ 8.998971][ T12] ? generic_xdp_install+0x400/0x400
[ 8.999097][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 8.999223][ T12] ? unregister_netdev+0x60/0x60
[ 8.999346][ T12] ? rtnl_is_locked+0x15/0x20
[ 8.999478][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 8.999617][ T12] ops_undo_list+0x2ce/0x8f0
[ 8.999747][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 8.999869][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.999996][ T12] cleanup_net+0x431/0x890
[ 9.000120][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 9.000245][ T12] ? process_one_work+0xdb7/0x1410
[ 9.000373][ T12] ? lock_acquire+0x134/0x160
[ 9.000505][ T12] ? rcu_is_watching+0x15/0xd0
[ 9.000639][ T12] process_one_work+0xdf8/0x1410
[ 9.000767][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 9.000890][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 9.001019][ T12] worker_thread+0x4f1/0xd60
[ 9.001147][ T12] ? rescuer_thread+0x1320/0x1320
[ 9.001276][ T12] kthread+0x367/0x460
[ 9.001369][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 9.001528][ T12] ? kthread_affine_node+0x330/0x330
[ 9.001659][ T12] ret_from_fork+0x474/0x6b0
[ 9.001785][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 9.001938][ T12] ? __switch_to+0x5a3/0xe00
[ 9.002066][ T12] ? kthread_affine_node+0x330/0x330
[ 9.002189][ T12] ret_from_fork_asm+0x11/0x20
[ 9.002320][ T12]
[ 9.002418][ T12] irq event stamp: 14427
[ 9.002511][ T12] hardirqs last enabled at (14435): [] __up_console_sem+0x5a/0x70
[ 9.002733][ T12] hardirqs last disabled at (14442): [] __up_console_sem+0x3f/0x70
[ 9.002946][ T12] softirqs last enabled at (14062): [] handle_softirqs+0x611/0x940
[ 9.003161][ T12] softirqs last disabled at (14057): [] __irq_exit_rcu+0x103/0x1c0
[ 9.003372][ T12] ---[ end trace 0000000000000000 ]---