[ 9.569860][ T167] ------------[ cut here ]------------
[ 9.570194][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: unshare/167
[ 9.570721][ T167] Modules linked in:
[ 9.570921][ T167] CPU: 3 UID: 0 PID: 167 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.571351][ T167] Tainted: [W]=WARN
[ 9.571503][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.571761][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.572039][ T167] 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 ff f0 ff b9 a6 ff ff
[ 9.572861][ T167] RSP: 0018:ffa0000000807ab0 EFLAGS: 00010286
[ 9.573130][ T167] RAX: 00000000ffffffa6 RBX: ff1100000d9d24c0 RCX: 1ff4000000100f1c
[ 9.573449][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d9d2570
[ 9.573767][ T167] RBP: ff11000008869000 R08: 1fe2200001b3a4af R09: ff1100000c2bae80
[ 9.574088][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.574410][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008869000
[ 9.574726][ T167] FS: 00007f26f353c740(0000) GS:ff110000a3f53000(0000) knlGS:0000000000000000
[ 9.575099][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.575370][ T167] CR2: 00005605569b4310 CR3: 000000000daa7003 CR4: 0000000000771ef0
[ 9.575685][ T167] PKRU: 55555554
[ 9.575845][ T167] Call Trace:
[ 9.576002][ T167]
[ 9.576116][ T167] ? ip6_route_dev_notify+0x250/0x380
[ 9.576337][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.576548][ T167] ? notifier_call_chain+0xb0/0x320
[ 9.576760][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 9.576930][ T167] register_netdevice+0x137a/0x1980
[ 9.577150][ T167] ? unregister_netdevice_queue+0x470/0x470
[ 9.577429][ T167] register_netdev+0x23/0x40
[ 9.577641][ T167] loopback_net_init+0x7d/0x150
[ 9.577860][ T167] ops_init+0x187/0x560
[ 9.578029][ T167] setup_net+0x11b/0x3b0
[ 9.578208][ T167] ? unregister_pernet_device+0x80/0x80
[ 9.578441][ T167] ? lockdep_init_map_type+0x5d/0x250
[ 9.578682][ T167] ? mutex_init_lockdep+0xf6/0x120
[ 9.578919][ T167] copy_net_ns+0x2fd/0x450
[ 9.579153][ T167] create_new_namespaces+0x371/0xa10
[ 9.579386][ T167] unshare_nsproxy_namespaces+0xa5/0x150
[ 9.579595][ T167] ksys_unshare+0x47e/0x8c0
[ 9.579807][ T167] ? walk_process_tree+0x350/0x350
[ 9.580031][ T167] __x64_sys_unshare+0x34/0x50
[ 9.580243][ T167] ? do_syscall_64+0x82/0xfc0
[ 9.580462][ T167] do_syscall_64+0x117/0xfc0
[ 9.580671][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.580885][ T167] ? exc_page_fault+0xee/0x100
[ 9.581097][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.581365][ T167] RIP: 0033:0x7f26f3637bcb
[ 9.581587][ T167] 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
[ 9.582346][ T167] RSP: 002b:00007fff14c279b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 9.582664][ T167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f26f3637bcb
[ 9.582982][ T167] RDX: 0000000000000000 RSI: 00007fff14c27720 RDI: 0000000040000000
[ 9.583299][ T167] RBP: 00007fff14c27d40 R08: 00007fff14c27910 R09: 0000000000000000
[ 9.583621][ T167] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 9.583941][ T167] R13: 0000000000000000 R14: 00000000ffffffff R15: 00005605569b7b68
[ 9.584268][ T167]
[ 9.584433][ T167] irq event stamp: 23915
[ 9.584591][ T167] hardirqs last enabled at (23923): [] __up_console_sem+0x5a/0x70
[ 9.584961][ T167] hardirqs last disabled at (23930): [] __up_console_sem+0x3f/0x70
[ 9.585334][ T167] softirqs last enabled at (23516): [] handle_softirqs+0x611/0x940
[ 9.585698][ T167] softirqs last disabled at (23457): [] __irq_exit_rcu+0x103/0x1c0
[ 9.586061][ T167] ---[ end trace 0000000000000000 ]---
[ 9.613137][ T167] ------------[ cut here ]------------
[ 9.613357][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 9.613735][ T167] Modules linked in:
[ 9.613892][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.614336][ T167] Tainted: [W]=WARN
[ 9.614483][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.614728][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.614983][ T167] 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 ff f0 ff b9 a6 ff ff
[ 9.615670][ T167] RSP: 0018:ffa0000000807b58 EFLAGS: 00010286
[ 9.615917][ T167] RAX: 00000000ffffffa6 RBX: ff110000056dfe40 RCX: 1ff4000000100f31
[ 9.616206][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056dfef0
[ 9.616499][ T167] RBP: ff11000005340000 R08: 1fe2200000adbfdf R09: ff1100000c2bae58
[ 9.616784][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.617074][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005340000
[ 9.617368][ T167] FS: 00000000053ab400(0000) GS:ff110000a3f53000(0000) knlGS:0000000000000000
[ 9.617700][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.617946][ T167] CR2: 00007f239406f000 CR3: 000000000dabe004 CR4: 0000000000771ef0
[ 9.618233][ T167] PKRU: 55555554
[ 9.618385][ T167] Call Trace:
[ 9.618527][ T167]
[ 9.618630][ T167] ? ip6_route_dev_notify+0x3d/0x380
[ 9.618821][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.619016][ T167] ? notifier_call_chain+0xb0/0x320
[ 9.619209][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 9.619364][ T167] register_netdevice+0x137a/0x1980
[ 9.619555][ T167] ? unregister_netdevice_queue+0x470/0x470
[ 9.619790][ T167] ? alloc_netdev_mqs+0xec0/0x1410
[ 9.619995][ T167] tun_set_iff.constprop.0+0xc61/0x1850
[ 9.620190][ T167] ? tun_attach.isra.0+0x1630/0x1630
[ 9.620389][ T167] ? tun_get+0x106/0x240
[ 9.620537][ T167] __tun_chr_ioctl+0x4b0/0x2470
[ 9.620727][ T167] ? build_open_flags+0x620/0x620
[ 9.620927][ T167] ? tun_chr_read_iter+0x210/0x210
[ 9.621118][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.621312][ T167] ? __x64_sys_openat+0x10e/0x210
[ 9.621511][ T167] ? fput_close_sync+0xde/0x1b0
[ 9.621701][ T167] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.621895][ T167] __x64_sys_ioctl+0x11a/0x190
[ 9.622090][ T167] do_syscall_64+0x117/0xfc0
[ 9.622278][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.622474][ T167] ? exc_page_fault+0xee/0x100
[ 9.622661][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.622899][ T167] RIP: 0033:0x47cc8d
[ 9.623052][ T167] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
[ 9.623729][ T167] RSP: 002b:00007ffc5796dad0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.624019][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.624306][ T167] RDX: 00007ffc5796db50 RSI: 00000000400454ca RDI: 0000000000000005
[ 9.624603][ T167] RBP: 00007ffc5796db20 R08: 0000000000000000 R09: 0000000000000000
[ 9.624897][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc5796e028
[ 9.625194][ T167] R13: 00007ffc5796e0b0 R14: 0000000000000002 R15: 0000000000543540
[ 9.625506][ T167]
[ 9.625652][ T167] irq event stamp: 36241
[ 9.625798][ T167] hardirqs last enabled at (36249): [] __up_console_sem+0x5a/0x70
[ 9.626142][ T167] hardirqs last disabled at (36256): [] __up_console_sem+0x3f/0x70
[ 9.626481][ T167] softirqs last enabled at (35758): [] __alloc_skb+0x4c5/0x5f0
[ 9.626814][ T167] softirqs last disabled at (35756): [] __alloc_skb+0x4c5/0x5f0
[ 9.627150][ T167] ---[ end trace 0000000000000000 ]---
[ 9.627834][ T167] ------------[ cut here ]------------
[ 9.628028][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 9.628411][ T167] Modules linked in:
[ 9.628627][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.629069][ T167] Tainted: [W]=WARN
[ 9.629214][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.629463][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.629714][ T167] 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 ff f0 ff b9 a6 ff ff
[ 9.630407][ T167] RSP: 0018:ffa0000000807c58 EFLAGS: 00010286
[ 9.630648][ T167] RAX: 00000000ffffffa6 RBX: ff110000056dedc0 RCX: 1ff4000000100f51
[ 9.630938][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056dee70
[ 9.631227][ T167] RBP: ff11000005340000 R08: 1fe2200000adbdcf R09: ff1100000c2bae58
[ 9.631520][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[ 9.631808][ T167] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[ 9.632100][ T167] FS: 00000000053ab400(0000) GS:ff110000a3f53000(0000) knlGS:0000000000000000
[ 9.632441][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.632679][ T167] CR2: 00007f239406f000 CR3: 000000000dabe004 CR4: 0000000000771ef0
[ 9.632968][ T167] PKRU: 55555554
[ 9.633111][ T167] Call Trace:
[ 9.633254][ T167]
[ 9.633361][ T167] ? rcu_is_watching+0x15/0xd0
[ 9.633551][ T167] rtnetlink_event+0xe0/0x1f0
[ 9.633745][ T167] notifier_call_chain+0xb0/0x320
[ 9.633945][ T167] netdev_update_features+0xa9/0xb0
[ 9.634137][ T167] ? netdev_sync_lower_features+0x4c0/0x4c0
[ 9.634387][ T167] __tun_chr_ioctl+0xc7f/0x2470
[ 9.634582][ T167] ? tun_chr_read_iter+0x210/0x210
[ 9.634776][ T167] ? fd_install+0x19b/0x3d0
[ 9.634979][ T167] ? update_socket_protocol+0x10/0x10
[ 9.635192][ T167] ? alloc_file_clone+0xe0/0xe0
[ 9.635396][ T167] __x64_sys_ioctl+0x11a/0x190
[ 9.635607][ T167] do_syscall_64+0x117/0xfc0
[ 9.635800][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.635996][ T167] ? exc_page_fault+0xee/0x100
[ 9.636188][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.636430][ T167] RIP: 0033:0x47cc8d
[ 9.636580][ T167] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
[ 9.637280][ T167] RSP: 002b:00007ffc5796db10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.637576][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.637866][ T167] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 9.638159][ T167] RBP: 00007ffc5796db60 R08: 0000000000000005 R09: 0000000000000120
[ 9.638451][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc5796e028
[ 9.638736][ T167] R13: 00007ffc5796e0b0 R14: 0000000000000002 R15: 0000000000543540
[ 9.639036][ T167]
[ 9.639182][ T167] irq event stamp: 36921
[ 9.639332][ T167] hardirqs last enabled at (36931): [] __up_console_sem+0x5a/0x70
[ 9.639670][ T167] hardirqs last disabled at (36938): [] __up_console_sem+0x3f/0x70
[ 9.640000][ T167] softirqs last enabled at (36498): [] __alloc_skb+0x4c5/0x5f0
[ 9.640333][ T167] softirqs last disabled at (36496): [] __alloc_skb+0x4c5/0x5f0
[ 9.640672][ T167] ---[ end trace 0000000000000000 ]---
[ 9.641476][ T167] ------------[ cut here ]------------
[ 9.641676][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 9.642091][ T167] Modules linked in:
[ 9.642248][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.642720][ T167] Tainted: [W]=WARN
[ 9.642879][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.643139][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.643424][ T167] 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 ff f0 ff b9 a6 ff ff
[ 9.644154][ T167] RSP: 0018:ffa0000000807850 EFLAGS: 00010286
[ 9.644418][ T167] RAX: 00000000ffffffa6 RBX: ff110000056df3c0 RCX: 1ff4000000100ed0
[ 9.644731][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056df470
[ 9.645045][ T167] RBP: ff11000005340000 R08: 1fe2200000adbe8f R09: ff1100000c2bae58
[ 9.645361][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[ 9.645666][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005860900
[ 9.645977][ T167] FS: 00000000053ab400(0000) GS:ff110000a3f53000(0000) knlGS:0000000000000000
[ 9.646350][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.646611][ T167] CR2: 00007f239406f000 CR3: 000000000dabe004 CR4: 0000000000771ef0
[ 9.646922][ T167] PKRU: 55555554
[ 9.647078][ T167] Call Trace:
[ 9.647231][ T167]
[ 9.647348][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.647567][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 9.647724][ T167] ? mark_held_locks+0x40/0x70
[ 9.647936][ T167] __dev_notify_flags+0x1b8/0x280
[ 9.648144][ T167] ? netif_change_name+0x8c0/0x8c0
[ 9.648356][ T167] ? __dev_change_flags+0x4a4/0x660
[ 9.648562][ T167] ? netif_set_allmulti+0x250/0x250
[ 9.648776][ T167] ? lock_acquire.part.0+0xbc/0x260
[ 9.648986][ T167] netif_change_flags+0xfe/0x190
[ 9.649197][ T167] ? cap_capable+0x1d6/0x3e0
[ 9.649419][ T167] dev_change_flags+0xa5/0x170
[ 9.649637][ T167] devinet_ioctl+0x10f0/0x1840
[ 9.649855][ T167] ? inet_ifa_byprefix+0x220/0x220
[ 9.650063][ T167] ? _copy_from_user+0x42/0x90
[ 9.650281][ T167] inet_ioctl+0x34b/0x3a0
[ 9.650447][ T167] ? inet_dgram_connect+0x3e0/0x3e0
[ 9.650648][ T167] ? __lock_acquire+0x508/0xc10
[ 9.650866][ T167] ? __might_fault+0x97/0x140
[ 9.651075][ T167] ? __might_fault+0x97/0x140
[ 9.651281][ T167] sock_do_ioctl+0x10e/0x270
[ 9.651494][ T167] ? __sock_recv_cmsgs+0x550/0x550
[ 9.651712][ T167] ? ioctl_file_clone+0xd0/0xd0
[ 9.651930][ T167] sock_ioctl+0x3cb/0x5f0
[ 9.652087][ T167] ? br_ioctl_call+0x80/0x80
[ 9.652288][ T167] ? fd_install+0x19b/0x3d0
[ 9.652500][ T167] ? update_socket_protocol+0x10/0x10
[ 9.652702][ T167] ? alloc_file_clone+0xe0/0xe0
[ 9.652919][ T167] __x64_sys_ioctl+0x11a/0x190
[ 9.653117][ T167] do_syscall_64+0x117/0xfc0
[ 9.653313][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.653521][ T167] ? exc_page_fault+0xee/0x100
[ 9.653718][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.653969][ T167] RIP: 0033:0x47cc8d
[ 9.654128][ T167] Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
[ 9.654849][ T167] RSP: 002b:00007ffc5796daf0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.655147][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.655450][ T167] RDX: 00007ffc5796db60 RSI: 0000000000008914 RDI: 0000000000000006
[ 9.655755][ T167] RBP: 00007ffc5796db40 R08: 0000000000000005 R09: 0000000000000120
[ 9.656057][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc5796e028
[ 9.656365][ T167] R13: 00007ffc5796e0b0 R14: 0000000000000002 R15: 0000000000543540
[ 9.656676][ T167]
[ 9.656829][ T167] irq event stamp: 37815
[ 9.656992][ T167] hardirqs last enabled at (37823): [] __up_console_sem+0x5a/0x70
[ 9.657345][ T167] hardirqs last disabled at (37832): [] __up_console_sem+0x3f/0x70
[ 9.657687][ T167] softirqs last enabled at (37248): [] __alloc_skb+0x4c5/0x5f0
[ 9.658016][ T167] softirqs last disabled at (37246): [] __alloc_skb+0x4c5/0x5f0
[ 9.658357][ T167] ---[ end trace 0000000000000000 ]---
[ 99.382252][ T167] ------------[ cut here ]------------
[ 99.382451][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 99.382734][ T167] Modules linked in:
[ 99.382847][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 99.383170][ T167] Tainted: [W]=WARN
[ 99.383276][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.383457][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 99.383635][ T167] 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 ff f0 ff b9 a6 ff ff
[ 99.384131][ T167] RSP: 0018:ffa00000008076f0 EFLAGS: 00010286
[ 99.384305][ T167] RAX: 00000000ffffffa6 RBX: ff1100000bcbb540 RCX: 1ff4000000100ea4
[ 99.384518][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bcbb5f0
[ 99.384726][ T167] RBP: ff11000005340000 R08: 1fe22000017976bf R09: ff1100000c2bae58
[ 99.384930][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[ 99.385145][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000807790
[ 99.385359][ T167] FS: 0000000000000000(0000) GS:ff110000a3f53000(0000) knlGS:0000000000000000
[ 99.385605][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 99.385783][ T167] CR2: 00007f239406f000 CR3: 000000001cd39002 CR4: 0000000000771ef0
[ 99.385991][ T167] PKRU: 55555554
[ 99.386099][ T167] Call Trace:
[ 99.386203][ T167]
[ 99.386277][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 99.387197][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 99.387307][ T167] netif_close_many+0x2ac/0x640
[ 99.387644][ T167] ? find_held_lock+0x2b/0x80
[ 99.387786][ T167] ? __dev_close_many+0x530/0x530
[ 99.387923][ T167] ? netif_close_many_and_unlock+0x22/0x2c0
[ 99.388112][ T167] unregister_netdevice_many_notify+0x671/0x19a0
[ 99.388291][ T167] ? select_fallback_rq+0x510/0x510
[ 99.388544][ T167] ? unregister_netdevice_queued+0x80/0x80
[ 99.388715][ T167] ? find_held_lock+0x2b/0x80
[ 99.388850][ T167] ? find_held_lock+0x2b/0x80
[ 99.388988][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 99.389134][ T167] ? __queue_work+0x315/0xc00
[ 99.389274][ T167] unregister_netdevice_queue+0x290/0x470
[ 99.389503][ T167] ? unregister_netdevice_many+0x20/0x20
[ 99.389645][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 99.389787][ T167] ? queue_delayed_work_on+0x95/0x100
[ 99.389926][ T167] __tun_detach+0xf36/0x1320
[ 99.390072][ T167] tun_chr_close+0xac/0x1b0
[ 99.390209][ T167] __fput+0x363/0xac0
[ 99.390318][ T167] task_work_run+0x12b/0x240
[ 99.390601][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 99.390749][ T167] ? task_work_cancel+0x30/0x30
[ 99.390903][ T167] ? kmem_cache_free+0xf8/0x560
[ 99.391058][ T167] do_exit+0x614/0xdc0
[ 99.391184][ T167] ? exit_notify+0x890/0x890
[ 99.391410][ T167] ? find_held_lock+0x2b/0x80
[ 99.391566][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 99.391723][ T167] ? __rwlock_init+0x150/0x150
[ 99.391879][ T167] do_group_exit+0xb8/0x370
[ 99.392041][ T167] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 99.392244][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 99.392422][ T167] ? _raw_spin_unlock_irq+0x28/0x50
[ 99.392567][ T167] ? _raw_spin_unlock_irq+0x33/0x50
[ 99.392705][ T167] get_signal+0x172e/0x1820
[ 99.392844][ T167] ? __sys_sendto+0x2c9/0x400
[ 99.392982][ T167] ? __ia32_sys_getpeername+0xd0/0xd0
[ 99.393123][ T167] ? __might_fault+0x97/0x140
[ 99.393261][ T167] ? ptrace_signal+0x600/0x600
[ 99.393407][ T167] arch_do_signal_or_restart+0xc2/0x3a0
[ 99.393550][ T167] ? get_sigframe_size+0x20/0x20
[ 99.393689][ T167] ? rcu_is_watching+0x15/0xd0
[ 99.393826][ T167] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 99.394002][ T167] exit_to_user_mode_loop+0x86/0x520
[ 99.394148][ T167] ? rcu_is_watching+0x15/0xd0
[ 99.394287][ T167] do_syscall_64+0x437/0xfc0
[ 99.394433][ T167] ? irq_exit_rcu+0x1a/0x30
[ 99.394570][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 99.394741][ T167] RIP: 0033:0x4c2d9e
[ 99.394853][ T167] Code: Unable to access opcode bytes at 0x4c2d74.
[ 99.395046][ T167] RSP: 002b:00007ffc5796d480 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 99.395263][ T167] RAX: 0000000000000014 RBX: 0000000000000012 RCX: 00000000004c2d9e
[ 99.395476][ T167] RDX: 0000000000000014 RSI: 00007ffc5796d560 RDI: 0000000000000007
[ 99.395681][ T167] RBP: 00007ffc5796d490 R08: 00007ffc5796d520 R09: 000000000000000c
[ 99.395889][ T167] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc5796e028
[ 99.396102][ T167] R13: 00007ffc5796e0b0 R14: 00007ffc5796d650 R15: 0000000000543540
[ 99.396312][ T167]
[ 99.396421][ T167] irq event stamp: 119888415
[ 99.396560][ T167] hardirqs last enabled at (119888423): [] __up_console_sem+0x5a/0x70
[ 99.396804][ T167] hardirqs last disabled at (119888430): [] __up_console_sem+0x3f/0x70
[ 99.397046][ T167] softirqs last enabled at (119888256): [] handle_softirqs+0x611/0x940
[ 99.397290][ T167] softirqs last disabled at (119888251): [] __irq_exit_rcu+0x103/0x1c0
[ 99.397533][ T167] ---[ end trace 0000000000000000 ]---
[ 99.400480][ T167] ------------[ cut here ]------------
[ 99.400638][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 99.400907][ T167] Modules linked in:
[ 99.401013][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 99.401326][ T167] Tainted: [W]=WARN
[ 99.401432][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.401602][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 99.401777][ T167] 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 ff f0 ff b9 a6 ff ff
[ 99.402263][ T167] RSP: 0018:ffa0000000807820 EFLAGS: 00010286
[ 99.402491][ T167] RAX: 00000000ffffffa6 RBX: ff1100000bcbb0c0 RCX: 1ff4000000100eca
[ 99.402693][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bcbb170
[ 99.402893][ T167] RBP: ff11000005340000 R08: 1fe220000179762f R09: ff1100000c2bae58
[ 99.403096][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 99.403294][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 99.403558][ T167] FS: 0000000000000000(0000) GS:ff110000a3f53000(0000) knlGS:0000000000000000
[ 99.403793][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 99.403961][ T167] CR2: 00007f239406f000 CR3: 000000001cd39002 CR4: 0000000000771ef0
[ 99.404171][ T167] PKRU: 55555554
[ 99.404273][ T167] Call Trace:
[ 99.404431][ T167]
[ 99.404554][ T167] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 99.404726][ T167] ? unregister_netdevice_queued+0x80/0x80
[ 99.404892][ T167] ? find_held_lock+0x2b/0x80
[ 99.405034][ T167] ? find_held_lock+0x2b/0x80
[ 99.405173][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 99.405307][ T167] ? __queue_work+0x315/0xc00
[ 99.405498][ T167] unregister_netdevice_queue+0x290/0x470
[ 99.405634][ T167] ? unregister_netdevice_many+0x20/0x20
[ 99.405768][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 99.405905][ T167] ? queue_delayed_work_on+0x95/0x100
[ 99.406039][ T167] __tun_detach+0xf36/0x1320
[ 99.406181][ T167] tun_chr_close+0xac/0x1b0
[ 99.406313][ T167] __fput+0x363/0xac0
[ 99.406473][ T167] task_work_run+0x12b/0x240
[ 99.406605][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 99.406741][ T167] ? task_work_cancel+0x30/0x30
[ 99.406874][ T167] ? kmem_cache_free+0xf8/0x560
[ 99.407008][ T167] do_exit+0x614/0xdc0
[ 99.407119][ T167] ? exit_notify+0x890/0x890
[ 99.407252][ T167] ? find_held_lock+0x2b/0x80
[ 99.407443][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 99.407574][ T167] ? __rwlock_init+0x150/0x150
[ 99.407706][ T167] do_group_exit+0xb8/0x370
[ 99.407838][ T167] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 99.408002][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 99.408144][ T167] ? _raw_spin_unlock_irq+0x28/0x50
[ 99.408277][ T167] ? _raw_spin_unlock_irq+0x33/0x50
[ 99.408464][ T167] get_signal+0x172e/0x1820
[ 99.408600][ T167] ? __sys_sendto+0x2c9/0x400
[ 99.408733][ T167] ? __ia32_sys_getpeername+0xd0/0xd0
[ 99.408868][ T167] ? __might_fault+0x97/0x140
[ 99.409002][ T167] ? ptrace_signal+0x600/0x600
[ 99.409151][ T167] arch_do_signal_or_restart+0xc2/0x3a0
[ 99.409288][ T167] ? get_sigframe_size+0x20/0x20
[ 99.409480][ T167] ? rcu_is_watching+0x15/0xd0
[ 99.409615][ T167] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 99.409779][ T167] exit_to_user_mode_loop+0x86/0x520
[ 99.409913][ T167] ? rcu_is_watching+0x15/0xd0
[ 99.410048][ T167] do_syscall_64+0x437/0xfc0
[ 99.410191][ T167] ? irq_exit_rcu+0x1a/0x30
[ 99.410378][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 99.410546][ T167] RIP: 0033:0x4c2d9e
[ 99.410652][ T167] Code: Unable to access opcode bytes at 0x4c2d74.
[ 99.410822][ T167] RSP: 002b:00007ffc5796d480 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 99.411029][ T167] RAX: 0000000000000014 RBX: 0000000000000012 RCX: 00000000004c2d9e
[ 99.411231][ T167] RDX: 0000000000000014 RSI: 00007ffc5796d560 RDI: 0000000000000007
[ 99.411485][ T167] RBP: 00007ffc5796d490 R08: 00007ffc5796d520 R09: 000000000000000c
[ 99.411682][ T167] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc5796e028
[ 99.411880][ T167] R13: 00007ffc5796e0b0 R14: 00007ffc5796d650 R15: 0000000000543540
[ 99.412091][ T167]
[ 99.412194][ T167] irq event stamp: 119893589
[ 99.412384][ T167] hardirqs last enabled at (119893691): [] __up_console_sem+0x5a/0x70
[ 99.412615][ T167] hardirqs last disabled at (119893698): [] __up_console_sem+0x3f/0x70
[ 99.412846][ T167] softirqs last enabled at (119893688): [] handle_softirqs+0x611/0x940
[ 99.413082][ T167] softirqs last disabled at (119893597): [] __irq_exit_rcu+0x103/0x1c0
[ 99.413318][ T167] ---[ end trace 0000000000000000 ]---
[ 99.449023][ T12] ------------[ cut here ]------------
[ 99.449249][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 99.449727][ T12] Modules linked in:
[ 99.449861][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 99.450190][ T12] Tainted: [W]=WARN
[ 99.450286][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.450534][ T12] Workqueue: netns cleanup_net
[ 99.450680][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 99.450848][ 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 38 ff f0 ff b9 a6 ff ff
[ 99.451313][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 99.451482][ T12] RAX: 00000000ffffffa6 RBX: ff1100000a73d0c0 RCX: 1ff4000000018ed5
[ 99.451669][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a73d170
[ 99.451859][ T12] RBP: ff11000008869000 R08: 1fe22000014e7a2f R09: ff11000001afd1d0
[ 99.452057][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 99.452242][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 99.452438][ T12] FS: 0000000000000000(0000) GS:ff110000a3dd3000(0000) knlGS:0000000000000000
[ 99.452667][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 99.452901][ T12] CR2: 00007f1318f5cf98 CR3: 000000001cd39004 CR4: 0000000000771ef0
[ 99.453190][ T12] PKRU: 55555554
[ 99.453336][ T12] Call Trace:
[ 99.453452][ T12]
[ 99.453549][ T12] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 99.453746][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 99.453907][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 99.454037][ T12] default_device_exit_batch+0x38b/0x600
[ 99.454216][ T12] ? generic_xdp_install+0x400/0x400
[ 99.454410][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 99.454598][ T12] ? unregister_netdev+0x60/0x60
[ 99.454762][ T12] ? rtnl_is_locked+0x15/0x20
[ 99.454888][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 99.455018][ T12] ops_undo_list+0x2ce/0x8f0
[ 99.455155][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 99.455279][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 99.455417][ T12] cleanup_net+0x431/0x890
[ 99.455545][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 99.455669][ T12] ? process_one_work+0xdb7/0x1410
[ 99.455797][ T12] ? lock_acquire+0x134/0x160
[ 99.455922][ T12] ? rcu_is_watching+0x15/0xd0
[ 99.456056][ T12] process_one_work+0xdf8/0x1410
[ 99.456187][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 99.456312][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 99.456453][ T12] worker_thread+0x4f1/0xd60
[ 99.456581][ T12] ? rescuer_thread+0x1320/0x1320
[ 99.456708][ T12] kthread+0x367/0x460
[ 99.456822][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 99.457017][ T12] ? kthread_affine_node+0x330/0x330
[ 99.457150][ T12] ret_from_fork+0x474/0x6b0
[ 99.457280][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 99.457444][ T12] ? __switch_to+0x5a3/0xe00
[ 99.457569][ T12] ? kthread_affine_node+0x330/0x330
[ 99.457693][ T12] ret_from_fork_asm+0x11/0x20
[ 99.457827][ T12]
[ 99.457921][ T12] irq event stamp: 3045
[ 99.458016][ T12] hardirqs last enabled at (3053): [] __up_console_sem+0x5a/0x70
[ 99.458238][ T12] hardirqs last disabled at (3060): [] __up_console_sem+0x3f/0x70
[ 99.458459][ T12] softirqs last enabled at (2608): [] handle_softirqs+0x611/0x940
[ 99.458680][ T12] softirqs last disabled at (2169): [] __irq_exit_rcu+0x103/0x1c0
[ 99.458901][ T12] ---[ end trace 0000000000000000 ]---