[ 8.517273][ T130] ------------[ cut here ]------------
[ 8.517488][ T130] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: tc/130
[ 8.517730][ T130] Modules linked in:
[ 8.517935][ T130] CPU: 0 UID: 0 PID: 130 Comm: tc Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.518222][ T130] Tainted: [W]=WARN
[ 8.518326][ T130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.518552][ T130] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.518724][ T130] 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
[ 8.519225][ T130] RSP: 0018:ffa0000000767aa8 EFLAGS: 00010286
[ 8.519394][ T130] RAX: 00000000ffffffa6 RBX: ff1100000b66f6c0 RCX: 1ff40000000ecf1b
[ 8.519587][ T130] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b66f770
[ 8.519779][ T130] RBP: ff11000007d59000 R08: 1fe22000016cdeef R09: ff1100000c79d180
[ 8.519981][ T130] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.520175][ T130] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007d59000
[ 8.520372][ T130] FS: 00007f50823f4c00(0000) GS:ff11000079fbb000(0000) knlGS:0000000000000000
[ 8.520598][ T130] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.520766][ T130] CR2: 00007f50824eebc0 CR3: 000000000ca43002 CR4: 0000000000771ef0
[ 8.520967][ T130] PKRU: 55555554
[ 8.521064][ T130] Call Trace:
[ 8.521161][ T130]
[ 8.521228][ T130] ? ip6_route_dev_notify+0x250/0x380
[ 8.521364][ T130] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.521493][ T130] ? notifier_call_chain+0xb0/0x320
[ 8.521630][ T130] rtmsg_ifinfo+0x5c/0xb0
[ 8.521728][ T130] register_netdevice+0x1526/0x1bc0
[ 8.521860][ T130] ? unregister_netdevice_queue+0x470/0x470
[ 8.522028][ T130] register_netdev+0x23/0x40
[ 8.522156][ T130] loopback_net_init+0x7d/0x150
[ 8.522288][ T130] ops_init+0x187/0x560
[ 8.522389][ T130] setup_net+0x11b/0x3b0
[ 8.522494][ T130] ? unregister_pernet_device+0x80/0x80
[ 8.522621][ T130] ? lockdep_init_map_type+0x5d/0x250
[ 8.522752][ T130] ? mutex_init_lockdep+0xf6/0x120
[ 8.522888][ T130] copy_net_ns+0x2fd/0x450
[ 8.523018][ T130] create_new_namespaces+0x371/0xa10
[ 8.523148][ T130] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.523302][ T130] ? find_held_lock+0x2b/0x80
[ 8.523444][ T130] ksys_unshare+0x47e/0x8c0
[ 8.523573][ T130] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.523704][ T130] ? walk_process_tree+0x350/0x350
[ 8.523830][ T130] ? exc_page_fault+0x87/0x100
[ 8.523967][ T130] ? rcu_is_watching+0x15/0xd0
[ 8.524096][ T130] __x64_sys_unshare+0x34/0x50
[ 8.524251][ T130] ? do_syscall_64+0x82/0xfc0
[ 8.524383][ T130] do_syscall_64+0x117/0xfc0
[ 8.524509][ T130] ? trace_hardirqs_off+0xd/0x30
[ 8.524638][ T130] ? exc_page_fault+0xee/0x100
[ 8.524767][ T130] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.524931][ T130] RIP: 0033:0x7f50824eebcb
[ 8.525068][ T130] 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
[ 8.525540][ T130] RSP: 002b:00007ffcc64c0c48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 8.525735][ T130] RAX: ffffffffffffffda RBX: 00000f6a1013a000 RCX: 00007f50824eebcb
[ 8.525932][ T130] RDX: 0000000000000028 RSI: 00000000000000f3 RDI: 0000000040000000
[ 8.526128][ T130] RBP: 00007b50809d0000 R08: 00007f508255af00 R09: 00000000000000f3
[ 8.526335][ T130] R10: 0000000000000000 R11: 0000000000000206 R12: 00007f508200d000
[ 8.526529][ T130] R13: 00007b50806d01c0 R14: 00007b50809d02c0 R15: 00007f508200d000
[ 8.526726][ T130]
[ 8.526828][ T130] irq event stamp: 6583
[ 8.526930][ T130] hardirqs last enabled at (6593): [] __up_console_sem+0x5a/0x70
[ 8.527154][ T130] hardirqs last disabled at (6600): [] __up_console_sem+0x3f/0x70
[ 8.527393][ T130] softirqs last enabled at (6060): [] __alloc_skb+0x4c5/0x5f0
[ 8.527616][ T130] softirqs last disabled at (6058): [] __alloc_skb+0x4c5/0x5f0
[ 8.527842][ T130] ---[ end trace 0000000000000000 ]---
[ 8.602029][ T12] ------------[ cut here ]------------
[ 8.602220][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 8.602469][ T12] Modules linked in: sch_fq_codel
[ 8.602624][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.602916][ T12] Tainted: [W]=WARN
[ 8.603007][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.603204][ T12] Workqueue: netns cleanup_net
[ 8.603349][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.603506][ 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
[ 8.603941][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 8.604169][ T12] RAX: 00000000ffffffa6 RBX: ff1100000b66eac0 RCX: 1ff4000000018ed5
[ 8.604349][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b66eb70
[ 8.604600][ T12] RBP: ff11000007d59000 R08: 1fe22000016cdd6f R09: ff11000001b051d0
[ 8.604852][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.605102][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 8.605424][ T12] FS: 0000000000000000(0000) GS:ff11000079fbb000(0000) knlGS:0000000000000000
[ 8.605632][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.605826][ T12] CR2: 00000000009fd000 CR3: 000000000e087005 CR4: 0000000000771ef0
[ 8.607063][ T12] PKRU: 55555554
[ 8.607156][ T12] Call Trace:
[ 8.607246][ T12]
[ 8.607310][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 8.607470][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 8.607618][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 8.607747][ T12] default_device_exit_batch+0x38b/0x600
[ 8.607955][ T12] ? generic_xdp_install+0x400/0x400
[ 8.608073][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 8.608192][ T12] ? unregister_netdev+0x60/0x60
[ 8.608310][ T12] ? rtnl_is_locked+0x15/0x20
[ 8.608433][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 8.608552][ T12] ops_undo_list+0x2ce/0x8f0
[ 8.608675][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 8.608797][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.609012][ T12] cleanup_net+0x431/0x890
[ 8.609133][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 8.609252][ T12] ? process_one_work+0xdb7/0x1410
[ 8.609377][ T12] ? lock_acquire+0x134/0x160
[ 8.609495][ T12] ? rcu_is_watching+0x15/0xd0
[ 8.609616][ T12] process_one_work+0xdf8/0x1410
[ 8.609743][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 8.609954][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 8.610081][ T12] worker_thread+0x4f1/0xd60
[ 8.610204][ T12] ? rescuer_thread+0x1320/0x1320
[ 8.610321][ T12] kthread+0x367/0x460
[ 8.610415][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 8.610563][ T12] ? kthread_affine_node+0x330/0x330
[ 8.610683][ T12] ret_from_fork+0x474/0x6b0
[ 8.610806][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 8.611046][ T12] ? __switch_to+0x5a3/0xe00
[ 8.611237][ T12] ? kthread_affine_node+0x330/0x330
[ 8.611359][ T12] ret_from_fork_asm+0x11/0x20
[ 8.611482][ T12]
[ 8.611570][ T12] irq event stamp: 4921
[ 8.611660][ T12] hardirqs last enabled at (4929): [] __up_console_sem+0x5a/0x70
[ 8.611953][ T12] hardirqs last disabled at (5112): [] __up_console_sem+0x3f/0x70
[ 8.612161][ T12] softirqs last enabled at (5110): [] handle_softirqs+0x611/0x940
[ 8.612513][ T12] softirqs last disabled at (4937): [] __irq_exit_rcu+0x103/0x1c0
[ 8.612791][ T12] ---[ end trace 0000000000000000 ]---
[ 8.627122][ T133] ------------[ cut here ]------------
[ 8.627283][ T133] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: tc/133
[ 8.627522][ T133] Modules linked in: sch_fq_codel
[ 8.627667][ T133] CPU: 3 UID: 0 PID: 133 Comm: tc Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.627960][ T133] Tainted: [W]=WARN
[ 8.628061][ T133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.628223][ T133] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.628400][ T133] 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
[ 8.628875][ T133] RSP: 0018:ffa0000000627aa8 EFLAGS: 00010286
[ 8.629041][ T133] RAX: 00000000ffffffa6 RBX: ff110000092b2ac0 RCX: 1ff40000000c4f1b
[ 8.629234][ T133] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092b2b70
[ 8.629432][ T133] RBP: ff11000007639000 R08: 1fe220000125656f R09: ff1100000c315180
[ 8.629627][ T133] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.629825][ T133] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007639000
[ 8.630151][ T133] FS: 00007f50823f4c00(0000) GS:ff1100007a13b000(0000) knlGS:0000000000000000
[ 8.630386][ T133] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.630552][ T133] CR2: 00007f50824eebc0 CR3: 000000000c4bd003 CR4: 0000000000771ef0
[ 8.630750][ T133] PKRU: 55555554
[ 8.630850][ T133] Call Trace:
[ 8.630953][ T133]
[ 8.631020][ T133] ? ip6_route_dev_notify+0x250/0x380
[ 8.631151][ T133] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.631281][ T133] ? notifier_call_chain+0xb0/0x320
[ 8.631419][ T133] rtmsg_ifinfo+0x5c/0xb0
[ 8.631517][ T133] register_netdevice+0x1526/0x1bc0
[ 8.631654][ T133] ? unregister_netdevice_queue+0x470/0x470
[ 8.631820][ T133] register_netdev+0x23/0x40
[ 8.631954][ T133] loopback_net_init+0x7d/0x150
[ 8.632086][ T133] ops_init+0x187/0x560
[ 8.632186][ T133] setup_net+0x11b/0x3b0
[ 8.632283][ T133] ? unregister_pernet_device+0x80/0x80
[ 8.632416][ T133] ? lockdep_init_map_type+0x5d/0x250
[ 8.632550][ T133] ? mutex_init_lockdep+0xf6/0x120
[ 8.632682][ T133] copy_net_ns+0x2fd/0x450
[ 8.632812][ T133] create_new_namespaces+0x371/0xa10
[ 8.632950][ T133] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.633081][ T133] ? find_held_lock+0x2b/0x80
[ 8.633211][ T133] ksys_unshare+0x47e/0x8c0
[ 8.633347][ T133] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.633481][ T133] ? walk_process_tree+0x350/0x350
[ 8.633611][ T133] ? exc_page_fault+0x87/0x100
[ 8.633746][ T133] ? rcu_is_watching+0x15/0xd0
[ 8.633882][ T133] __x64_sys_unshare+0x34/0x50
[ 8.634011][ T133] ? do_syscall_64+0x82/0xfc0
[ 8.634140][ T133] do_syscall_64+0x117/0xfc0
[ 8.634269][ T133] ? trace_hardirqs_off+0xd/0x30
[ 8.634402][ T133] ? exc_page_fault+0xee/0x100
[ 8.634537][ T133] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.634697][ T133] RIP: 0033:0x7f50824eebcb
[ 8.634833][ T133] 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
[ 8.635300][ T133] RSP: 002b:00007ffcc64c0c08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[ 8.635503][ T133] RAX: ffffffffffffffda RBX: 00000f6a1013a000 RCX: 00007f50824eebcb
[ 8.635696][ T133] RDX: 0000000000000028 RSI: 00000000000000f3 RDI: 0000000040000000
[ 8.635893][ T133] RBP: 00007b50809d0000 R08: 00007f508255af00 R09: 00000000000000f3
[ 8.636086][ T133] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f508200c000
[ 8.636285][ T133] R13: 00007b50807d0040 R14: 00007b50809d02c0 R15: 00007ffcc64c0f90
[ 8.636488][ T133]
[ 8.636587][ T133] irq event stamp: 9793
[ 8.636685][ T133] hardirqs last enabled at (9801): [] __up_console_sem+0x5a/0x70
[ 8.636918][ T133] hardirqs last disabled at (9810): [] __up_console_sem+0x3f/0x70
[ 8.637145][ T133] softirqs last enabled at (9428): [] handle_softirqs+0x611/0x940
[ 8.637373][ T133] softirqs last disabled at (9107): [] __irq_exit_rcu+0x103/0x1c0
[ 8.637596][ T133] ---[ end trace 0000000000000000 ]---
[ 8.802181][ T12] ------------[ cut here ]------------
[ 8.802362][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: kworker/u16:0/12
[ 8.802616][ T12] Modules linked in: act_vlan cls_flower sch_ingress sch_fq_codel
[ 8.802809][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.803742][ T12] Tainted: [W]=WARN
[ 8.803911][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.804066][ T12] Workqueue: netns cleanup_net
[ 8.804195][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.804359][ 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
[ 8.804788][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 8.805854][ T12] RAX: 00000000ffffffa6 RBX: ff110000090e2dc0 RCX: 1ff4000000018ed5
[ 8.806130][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090e2e70
[ 8.806309][ T12] RBP: ff11000007639000 R08: 1fe220000121c5cf R09: ff11000001b051d0
[ 8.806494][ T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.806671][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 8.806855][ T12] FS: 0000000000000000(0000) GS:ff1100007a13b000(0000) knlGS:0000000000000000
[ 8.807163][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.807313][ T12] CR2: 00007ffcc64c12d8 CR3: 000000000bc9e002 CR4: 0000000000771ef0
[ 8.807499][ T12] PKRU: 55555554
[ 8.807591][ T12] Call Trace:
[ 8.807688][ T12]
[ 8.807751][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 8.807996][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 8.808151][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 8.808273][ T12] default_device_exit_batch+0x38b/0x600
[ 8.808397][ T12] ? generic_xdp_install+0x400/0x400
[ 8.808515][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 8.808636][ T12] ? unregister_netdev+0x60/0x60
[ 8.808756][ T12] ? rtnl_is_locked+0x15/0x20
[ 8.808963][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 8.809082][ T12] ops_undo_list+0x2ce/0x8f0
[ 8.809203][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 8.809321][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.809452][ T12] cleanup_net+0x431/0x890
[ 8.809571][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 8.809691][ T12] ? process_one_work+0xdb7/0x1410
[ 8.809811][ T12] ? lock_acquire+0x134/0x160
[ 8.810022][ T12] ? rcu_is_watching+0x15/0xd0
[ 8.810144][ T12] process_one_work+0xdf8/0x1410
[ 8.810266][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 8.810389][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 8.810513][ T12] worker_thread+0x4f1/0xd60
[ 8.810636][ T12] ? rescuer_thread+0x1320/0x1320
[ 8.810754][ T12] kthread+0x367/0x460
[ 8.810843][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 8.811084][ T12] ? kthread_affine_node+0x330/0x330
[ 8.811203][ T12] ret_from_fork+0x474/0x6b0
[ 8.811329][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 8.811477][ T12] ? __switch_to+0x5a3/0xe00
[ 8.811597][ T12] ? kthread_affine_node+0x330/0x330
[ 8.811715][ T12] ret_from_fork_asm+0x11/0x20
[ 8.811840][ T12]
[ 8.812018][ T12] irq event stamp: 16063
[ 8.812107][ T12] hardirqs last enabled at (16071): [] __up_console_sem+0x5a/0x70
[ 8.812314][ T12] hardirqs last disabled at (16078): [] __up_console_sem+0x3f/0x70
[ 8.812527][ T12] softirqs last enabled at (16060): [] handle_softirqs+0x611/0x940
[ 8.812734][ T12] softirqs last disabled at (15889): [] __irq_exit_rcu+0x103/0x1c0
[ 8.813033][ T12] ---[ end trace 0000000000000000 ]---