[ 9.543885][ T175] netconsole: network logging started
[ 9.612794][ T176] ------------[ cut here ]------------
[ 9.613049][ T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/176
[ 9.613294][ T176] Modules linked in: netconsole
[ 9.613494][ T176] CPU: 1 UID: 0 PID: 176 Comm: ip Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.613782][ T176] Tainted: [W]=WARN
[ 9.613894][ T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.614114][ T176] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.614302][ T176] 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 a8 cb f0 ff b9 a6 ff ff
[ 9.614840][ T176] RSP: 0018:ffa0000000507aa8 EFLAGS: 00010286
[ 9.615015][ T176] RAX: 00000000ffffffa6 RBX: ff1100000cbf3240 RCX: 1ff40000000a0f1b
[ 9.615217][ T176] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cbf32f0
[ 9.615418][ T176] RBP: ff11000009e11000 R08: 1fe220000197e65f R09: ff1100000c380b80
[ 9.615625][ T176] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.615825][ T176] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009e11000
[ 9.616032][ T176] FS: 00007fb9db089840(0000) GS:ff1100008e7f9000(0000) knlGS:0000000000000000
[ 9.616276][ T176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.616445][ T176] CR2: 0000000000479648 CR3: 000000000c24c001 CR4: 0000000000771ef0
[ 9.616656][ T176] PKRU: 55555554
[ 9.616767][ T176] Call Trace:
[ 9.616869][ T176]
[ 9.616945][ T176] ? ip6_route_dev_notify+0x250/0x380
[ 9.617087][ T176] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.617223][ T176] ? notifier_call_chain+0xb0/0x320
[ 9.617362][ T176] rtmsg_ifinfo+0x5c/0xb0
[ 9.617464][ T176] register_netdevice+0x1526/0x1bc0
[ 9.617605][ T176] ? unregister_netdevice_queue+0x470/0x470
[ 9.617775][ T176] ? alloc_netdev_mqs+0xeda/0x1430
[ 9.617911][ T176] register_netdev+0x23/0x40
[ 9.618048][ T176] loopback_net_init+0x7d/0x150
[ 9.618185][ T176] ops_init+0x187/0x560
[ 9.618291][ T176] setup_net+0x11b/0x3b0
[ 9.618393][ T176] ? unregister_pernet_device+0x80/0x80
[ 9.618534][ T176] ? lockdep_init_map_type+0x5d/0x250
[ 9.618670][ T176] ? mutex_init_lockdep+0xf6/0x120
[ 9.618806][ T176] copy_net_ns+0x2fd/0x450
[ 9.618945][ T176] create_new_namespaces+0x371/0xa10
[ 9.619088][ T176] unshare_nsproxy_namespaces+0xa5/0x150
[ 9.619222][ T176] ksys_unshare+0x47e/0x8c0
[ 9.619358][ T176] ? walk_process_tree+0x350/0x350
[ 9.619492][ T176] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.619638][ T176] __x64_sys_unshare+0x34/0x50
[ 9.619790][ T176] ? do_syscall_64+0x82/0xfc0
[ 9.619934][ T176] do_syscall_64+0x117/0xfc0
[ 9.620075][ T176] ? trace_hardirqs_off+0xd/0x30
[ 9.620217][ T176] ? exc_page_fault+0xee/0x100
[ 9.620358][ T176] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.620526][ T176] RIP: 0033:0x7fb9db34bbcb
[ 9.620675][ T176] 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
[ 9.621157][ T176] RSP: 002b:00007ffdbb2aa388 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[ 9.621360][ T176] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb9db34bbcb
[ 9.621565][ T176] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[ 9.621764][ T176] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 9.621969][ T176] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdbb2ac5b0
[ 9.622176][ T176] R13: 0000000000000001 R14: 00007fb9db0896f8 R15: 00007ffdbb2ae856
[ 9.622382][ T176]
[ 9.622483][ T176] irq event stamp: 25847
[ 9.622590][ T176] hardirqs last enabled at (25855): [] __up_console_sem+0x5a/0x70
[ 9.622824][ T176] hardirqs last disabled at (25862): [] __up_console_sem+0x3f/0x70
[ 9.623062][ T176] softirqs last enabled at (25332): [] __alloc_skb+0x4c5/0x5f0
[ 9.623300][ T176] softirqs last disabled at (25330): [] __alloc_skb+0x4c5/0x5f0
[ 9.623538][ T176] ---[ end trace 0000000000000000 ]---
[ 9.725628][ T174] ------------[ cut here ]------------
[ 9.725866][ T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: python3/174
[ 9.726291][ T174] Modules linked in: netdevsim netconsole
[ 9.726502][ T174] CPU: 1 UID: 0 PID: 174 Comm: python3 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.726872][ T174] Tainted: [W]=WARN
[ 9.727022][ T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.727240][ T174] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.727464][ T174] 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 a8 cb f0 ff b9 a6 ff ff
[ 9.728128][ T174] RSP: 0018:ffa0000000837500 EFLAGS: 00010286
[ 9.728353][ T174] RAX: 00000000ffffffa6 RBX: ff110000096b0040 RCX: 1ff4000000106e66
[ 9.728626][ T174] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000096b00f0
[ 9.728887][ T174] RBP: ff1100000caa2000 R08: 1fe22000012d601f R09: ff1100000b79d248
[ 9.729157][ T174] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.729413][ T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000caa2000
[ 9.729675][ T174] FS: 00007f0191245400(0000) GS:ff1100008e7f9000(0000) knlGS:0000000000000000
[ 9.729987][ T174] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.730211][ T174] CR2: 00007fb9db156574 CR3: 0000000001eee006 CR4: 0000000000771ef0
[ 9.730470][ T174] PKRU: 55555554
[ 9.730606][ T174] Call Trace:
[ 9.730736][ T174]
[ 9.730823][ T174] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.730999][ T174] rtmsg_ifinfo+0x5c/0xb0
[ 9.731132][ T174] register_netdevice+0x1526/0x1bc0
[ 9.731303][ T174] ? unregister_netdevice_queue+0x470/0x470
[ 9.731509][ T174] ? __debugfs_create_file+0x2cf/0x3c0
[ 9.731689][ T174] nsim_init_netdevsim+0x80e/0xcb0 [netdevsim]
[ 9.731904][ T174] nsim_create+0x45b/0x5b0 [netdevsim]
[ 9.732084][ T174] __nsim_dev_port_add+0x30b/0x7a0 [netdevsim]
[ 9.732292][ T174] ? add_timer_on+0x580/0x580
[ 9.732461][ T174] ? nsim_dev_get_vfs+0x90/0x90 [netdevsim]
[ 9.732678][ T174] ? is_module_address+0x68/0x110
[ 9.732851][ T174] ? static_obj+0x5d/0x90
[ 9.732987][ T174] ? mark_held_locks+0x40/0x70
[ 9.733162][ T174] ? nsim_dev_hwstats_init+0x3a4/0x4d0 [netdevsim]
[ 9.733373][ T174] nsim_drv_probe+0x59e/0x8d0 [netdevsim]
[ 9.733547][ T174] call_driver_probe+0x61/0x1c0
[ 9.733717][ T174] really_probe+0x199/0x760
[ 9.733885][ T174] ? driver_probe_device+0x130/0x130
[ 9.734055][ T174] __driver_probe_device+0x1dc/0x430
[ 9.734228][ T174] driver_probe_device+0x4a/0x130
[ 9.734393][ T174] __device_attach_driver+0x16d/0x2a0
[ 9.734568][ T174] bus_for_each_drv+0x135/0x1e0
[ 9.734735][ T174] ? bus_find_device_reverse+0x1c0/0x1c0
[ 9.734905][ T174] __device_attach+0x1a6/0x410
[ 9.735084][ T174] ? __rwlock_init+0x150/0x150
[ 9.735251][ T174] ? __driver_attach_async_helper+0x2a0/0x2a0
[ 9.735457][ T174] ? do_raw_spin_unlock+0x59/0x250
[ 9.735631][ T174] ? _raw_spin_unlock+0x2d/0x50
[ 9.735801][ T174] device_initial_probe+0x8b/0xc0
[ 9.735973][ T174] bus_probe_device+0x63/0x160
[ 9.736147][ T174] device_add+0xb16/0x1130
[ 9.736318][ T174] ? __fw_devlink_link_to_consumers.isra.0+0x2d0/0x2d0
[ 9.736529][ T174] ? __init_waitqueue_head+0xcb/0x160
[ 9.736702][ T174] ? pm_runtime_init+0x323/0x3f0
[ 9.736874][ T174] new_device_store+0x3d4/0x730 [netdevsim]
[ 9.737092][ T174] ? __lock_release.isra.0+0x6b/0x1a0
[ 9.737260][ T174] ? new_port_store+0x1a0/0x1a0 [netdevsim]
[ 9.737470][ T174] ? sysfs_file_kobj+0xb3/0x1e0
[ 9.737649][ T174] ? sysfs_file_kobj+0xbd/0x1e0
[ 9.737823][ T174] ? sysfs_file_ops+0x140/0x140
[ 9.738001][ T174] kernfs_fop_write_iter+0x335/0x510
[ 9.738176][ T174] ? kernfs_ops+0xf0/0xf0
[ 9.738308][ T174] new_sync_write+0x333/0x750
[ 9.738482][ T174] ? __lock_acquire+0x508/0xc10
[ 9.738662][ T174] ? new_sync_read+0x740/0x740
[ 9.738836][ T174] ? lock_acquire.part.0+0xbc/0x260
[ 9.739010][ T174] ? ksys_write+0x116/0x250
[ 9.739183][ T174] vfs_write+0x6a4/0xc10
[ 9.739311][ T174] ksys_write+0x116/0x250
[ 9.739438][ T174] ? __ia32_sys_read+0xc0/0xc0
[ 9.739610][ T174] ? kernfs_fop_llseek+0x160/0x1f0
[ 9.739777][ T174] ? rcu_is_watching+0x15/0xd0
[ 9.739949][ T174] do_syscall_64+0x117/0xfc0
[ 9.740123][ T174] ? trace_hardirqs_off+0xd/0x30
[ 9.740290][ T174] ? exc_page_fault+0xee/0x100
[ 9.740458][ T174] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.740672][ T174] RIP: 0033:0x7f01913cd08e
[ 9.740845][ T174] 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
[ 9.741445][ T174] RSP: 002b:00007ffead57c500 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 9.741706][ T174] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f01913cd08e
[ 9.741968][ T174] RDX: 0000000000000008 RSI: 0000562bb81ec6f0 RDI: 0000000000000006
[ 9.742226][ T174] RBP: 00007ffead57c510 R08: 0000000000000000 R09: 0000000000000000
[ 9.742485][ T174] R10: 0000000000000000 R11: 0000000000000202 R12: 00007f0191245390
[ 9.742745][ T174] R13: 0000562bb81ec6f0 R14: 0000000000000006 R15: 00007f01911d10d0
[ 9.743012][ T174]
[ 9.743143][ T174] irq event stamp: 338741
[ 9.743267][ T174] hardirqs last enabled at (338749): [] __up_console_sem+0x5a/0x70
[ 9.743571][ T174] hardirqs last disabled at (338756): [] __up_console_sem+0x3f/0x70
[ 9.743868][ T174] softirqs last enabled at (338052): [] handle_softirqs+0x611/0x940
[ 9.744176][ T174] softirqs last disabled at (338027): [] __irq_exit_rcu+0x103/0x1c0
[ 9.744473][ T174] ---[ end trace 0000000000000000 ]---
[ 10.155584][ T12] ------------[ cut here ]------------
[ 10.155829][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 10.156197][ T12] Modules linked in: netdevsim netconsole
[ 10.156375][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 10.156704][ T12] Tainted: [W]=WARN
[ 10.156828][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.157010][ T12] Workqueue: netns cleanup_net
[ 10.157163][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 10.157350][ 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 a8 cb f0 ff b9 a6 ff ff
[ 10.157853][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 10.161007][ T12] RAX: 00000000ffffffa6 RBX: ff11000004b44dc0 RCX: 1ff4000000018ed5
[ 10.190226][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b44e70
[ 10.198113][ T12] RBP: ff11000009e11000 R08: 1fe22000009689cf R09: ff11000001b051d0
[ 10.198369][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 10.198589][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 10.198790][ T12] FS: 0000000000000000(0000) GS:ff1100008e779000(0000) knlGS:0000000000000000
[ 10.199040][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.199220][ T12] CR2: 00007fcd106edab0 CR3: 0000000009ca1006 CR4: 0000000000771ef0
[ 10.201818][ T12] PKRU: 55555554
[ 10.201972][ T12] Call Trace:
[ 10.211987][ T12]
[ 10.239989][ T12] unregister_netdevice_many_notify+0xce3/0x1b30
[ 10.269960][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 10.291274][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 10.291452][ T12] default_device_exit_batch+0x38b/0x600
[ 10.291586][ T12] ? unregister_netdev+0x60/0x60
[ 10.291711][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 10.291834][ T12] ops_undo_list+0x2ce/0x8f0
[ 10.291976][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 10.292106][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 10.292234][ T12] cleanup_net+0x431/0x890
[ 10.292361][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 10.292487][ T12] ? process_one_work+0xdb7/0x1410
[ 10.292643][ T12] ? lock_acquire+0x134/0x160
[ 10.292768][ T12] ? rcu_is_watching+0x15/0xd0
[ 10.292892][ T12] process_one_work+0xdf8/0x1410
[ 10.293118][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 10.293237][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 10.293365][ T12] worker_thread+0x4f1/0xd60
[ 10.293491][ T12] ? rescuer_thread+0x1320/0x1320
[ 10.293663][ T12] kthread+0x367/0x460
[ 10.293829][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 10.293988][ T12] ? kthread_affine_node+0x330/0x330
[ 10.294116][ T12] ret_from_fork+0x474/0x6b0
[ 10.294239][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 10.294467][ T12] ? __switch_to+0x5a3/0xe00
[ 10.294671][ T12] ? kthread_affine_node+0x330/0x330
[ 10.294793][ T12] ret_from_fork_asm+0x11/0x20
[ 10.294933][ T12]
[ 10.295024][ T12] irq event stamp: 9757
[ 10.295117][ T12] hardirqs last enabled at (9765): [] __up_console_sem+0x5a/0x70
[ 10.295334][ T12] hardirqs last disabled at (9772): [] __up_console_sem+0x3f/0x70
[ 10.295548][ T12] softirqs last enabled at (9538): [] handle_softirqs+0x611/0x940
[ 10.295763][ T12] softirqs last disabled at (9167): [] __irq_exit_rcu+0x103/0x1c0
[ 10.295982][ T12] ---[ end trace 0000000000000000 ]---