[ 9.090580][ T167] ------------[ cut here ]------------
[ 9.090834][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: unshare/167
[ 9.091105][ T167] Modules linked in:
[ 9.091263][ T167] CPU: 3 UID: 0 PID: 167 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.091538][ T167] Tainted: [W]=WARN
[ 9.091639][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.091834][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.092007][ 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
[ 9.092580][ T167] RSP: 0018:ffa0000000867ab0 EFLAGS: 00010286
[ 9.092752][ T167] RAX: 00000000ffffffa6 RBX: ff11000008fe53c0 RCX: 1ff400000010cf1c
[ 9.092956][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008fe5470
[ 9.093241][ T167] RBP: ff11000008a5c000 R08: 1fe22000011fca8f R09: ff11000004b60b80
[ 9.093442][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.093642][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a5c000
[ 9.093938][ T167] FS: 00007f3818362740(0000) GS:ff11000099b53000(0000) knlGS:0000000000000000
[ 9.094174][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.094429][ T167] CR2: 000055ea4f01a310 CR3: 0000000004bef003 CR4: 0000000000771ef0
[ 9.094634][ T167] PKRU: 55555554
[ 9.094737][ T167] Call Trace:
[ 9.094838][ T167]
[ 9.094909][ T167] ? ip6_route_dev_notify+0x250/0x380
[ 9.095130][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.095264][ T167] ? notifier_call_chain+0xb0/0x320
[ 9.095400][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 9.095504][ T167] register_netdevice+0x137a/0x1980
[ 9.095729][ T167] ? unregister_netdevice_queue+0x470/0x470
[ 9.095896][ T167] register_netdev+0x23/0x40
[ 9.096026][ T167] loopback_net_init+0x7d/0x150
[ 9.096160][ T167] ops_init+0x187/0x560
[ 9.096348][ T167] setup_net+0x11b/0x3b0
[ 9.096451][ T167] ? unregister_pernet_device+0x80/0x80
[ 9.096592][ T167] ? lockdep_init_map_type+0x5d/0x250
[ 9.096737][ T167] ? mutex_init_lockdep+0xf6/0x120
[ 9.096958][ T167] copy_net_ns+0x2fd/0x450
[ 9.097089][ T167] create_new_namespaces+0x371/0xa10
[ 9.097223][ T167] unshare_nsproxy_namespaces+0xa5/0x150
[ 9.097353][ T167] ksys_unshare+0x47e/0x8c0
[ 9.097579][ T167] ? walk_process_tree+0x350/0x350
[ 9.097720][ T167] __x64_sys_unshare+0x34/0x50
[ 9.097857][ T167] ? do_syscall_64+0x82/0xfc0
[ 9.097990][ T167] do_syscall_64+0x117/0xfc0
[ 9.098209][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.098341][ T167] ? exc_page_fault+0xee/0x100
[ 9.098473][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.098642][ T167] RIP: 0033:0x7f381845dbcb
[ 9.098878][ 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
[ 9.099442][ T167] RSP: 002b:00007ffdf5de33d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 9.099643][ T167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f381845dbcb
[ 9.099843][ T167] RDX: 0000000000000000 RSI: 00007ffdf5de3140 RDI: 0000000040000000
[ 9.100129][ T167] RBP: 00007ffdf5de3760 R08: 00007ffdf5de3330 R09: 0000000000000000
[ 9.100327][ T167] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 9.100528][ T167] R13: 0000000000000000 R14: 00000000ffffffff R15: 000055ea4f01db68
[ 9.100823][ T167]
[ 9.100922][ T167] irq event stamp: 11731
[ 9.101024][ T167] hardirqs last enabled at (11739): [] __up_console_sem+0x5a/0x70
[ 9.101342][ T167] hardirqs last disabled at (11746): [] __up_console_sem+0x3f/0x70
[ 9.101573][ T167] softirqs last enabled at (11236): [] __alloc_skb+0x4c5/0x5f0
[ 9.101894][ T167] softirqs last disabled at (11234): [] __alloc_skb+0x4c5/0x5f0
[ 9.102124][ T167] ---[ end trace 0000000000000000 ]---
[ 9.120626][ T167] ------------[ cut here ]------------
[ 9.120975][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 9.121222][ T167] Modules linked in:
[ 9.121319][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.121601][ T167] Tainted: [W]=WARN
[ 9.121693][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.121851][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.122010][ 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
[ 9.122437][ T167] RSP: 0018:ffa0000000867b58 EFLAGS: 00010286
[ 9.122591][ T167] RAX: 00000000ffffffa6 RBX: ff11000008ff01c0 RCX: 1ff400000010cf31
[ 9.122787][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ff0270
[ 9.122967][ T167] RBP: ff11000004af8000 R08: 1fe22000011fe04f R09: ff11000004b60b58
[ 9.123147][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.123327][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004af8000
[ 9.123514][ T167] FS: 000000001a3bc400(0000) GS:ff11000099b53000(0000) knlGS:0000000000000000
[ 9.123732][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.123885][ T167] CR2: 00007facecfce000 CR3: 000000000c70e004 CR4: 0000000000771ef0
[ 9.124067][ T167] PKRU: 55555554
[ 9.124176][ T167] Call Trace:
[ 9.124268][ T167]
[ 9.124331][ T167] ? ip6_route_dev_notify+0x3d/0x380
[ 9.124456][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.124582][ T167] ? notifier_call_chain+0xb0/0x320
[ 9.124703][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 9.124799][ T167] register_netdevice+0x137a/0x1980
[ 9.124924][ T167] ? unregister_netdevice_queue+0x470/0x470
[ 9.125074][ T167] ? alloc_netdev_mqs+0xec0/0x1410
[ 9.125200][ T167] tun_set_iff.constprop.0+0xc61/0x1850
[ 9.125324][ T167] ? tun_attach.isra.0+0x1630/0x1630
[ 9.125447][ T167] ? tun_get+0x106/0x240
[ 9.125542][ T167] __tun_chr_ioctl+0x4b0/0x2470
[ 9.125663][ T167] ? build_open_flags+0x620/0x620
[ 9.125792][ T167] ? tun_chr_read_iter+0x210/0x210
[ 9.125913][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.126042][ T167] ? __x64_sys_openat+0x10e/0x210
[ 9.126161][ T167] ? fput_close_sync+0xde/0x1b0
[ 9.126284][ T167] ? __ia32_sys_open+0x1b0/0x1b0
[ 9.126405][ T167] __x64_sys_ioctl+0x11a/0x190
[ 9.126531][ T167] do_syscall_64+0x117/0xfc0
[ 9.126650][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.126774][ T167] ? exc_page_fault+0xee/0x100
[ 9.126894][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.127043][ T167] RIP: 0033:0x47cc8d
[ 9.127140][ 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
[ 9.127569][ T167] RSP: 002b:00007ffee59697f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.127756][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.127940][ T167] RDX: 00007ffee5969870 RSI: 00000000400454ca RDI: 0000000000000005
[ 9.128123][ T167] RBP: 00007ffee5969840 R08: 0000000000000000 R09: 0000000000000000
[ 9.128306][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffee5969d48
[ 9.128485][ T167] R13: 00007ffee5969dd0 R14: 0000000000000002 R15: 0000000000543540
[ 9.128676][ T167]
[ 9.128769][ T167] irq event stamp: 27729
[ 9.128859][ T167] hardirqs last enabled at (27737): [] __up_console_sem+0x5a/0x70
[ 9.129072][ T167] hardirqs last disabled at (27744): [] __up_console_sem+0x3f/0x70
[ 9.129277][ T167] softirqs last enabled at (27380): [] handle_softirqs+0x611/0x940
[ 9.129486][ T167] softirqs last disabled at (27375): [] __irq_exit_rcu+0x103/0x1c0
[ 9.129702][ T167] ---[ end trace 0000000000000000 ]---
[ 9.130118][ T167] ------------[ cut here ]------------
[ 9.130235][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 9.130466][ T167] Modules linked in:
[ 9.130563][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.130841][ T167] Tainted: [W]=WARN
[ 9.130930][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.131081][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.131236][ 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
[ 9.131662][ T167] RSP: 0018:ffa0000000867c58 EFLAGS: 00010286
[ 9.131815][ T167] RAX: 00000000ffffffa6 RBX: ff11000008ff1840 RCX: 1ff400000010cf51
[ 9.131997][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ff18f0
[ 9.132173][ T167] RBP: ff11000004af8000 R08: 1fe22000011fe31f R09: ff11000004b60b58
[ 9.132348][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[ 9.132528][ T167] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[ 9.132709][ T167] FS: 000000001a3bc400(0000) GS:ff11000099b53000(0000) knlGS:0000000000000000
[ 9.132921][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.133069][ T167] CR2: 00007facecfce000 CR3: 000000000c70e004 CR4: 0000000000771ef0
[ 9.133249][ T167] PKRU: 55555554
[ 9.133337][ T167] Call Trace:
[ 9.133425][ T167]
[ 9.133486][ T167] ? rcu_is_watching+0x15/0xd0
[ 9.133612][ T167] rtnetlink_event+0xe0/0x1f0
[ 9.133735][ T167] notifier_call_chain+0xb0/0x320
[ 9.133857][ T167] netdev_update_features+0xa9/0xb0
[ 9.133976][ T167] ? netdev_sync_lower_features+0x4c0/0x4c0
[ 9.134124][ T167] __tun_chr_ioctl+0xc7f/0x2470
[ 9.134246][ T167] ? tun_chr_read_iter+0x210/0x210
[ 9.134364][ T167] ? fd_install+0x19b/0x3d0
[ 9.134486][ T167] ? update_socket_protocol+0x10/0x10
[ 9.134610][ T167] ? alloc_file_clone+0xe0/0xe0
[ 9.134737][ T167] __x64_sys_ioctl+0x11a/0x190
[ 9.134858][ T167] do_syscall_64+0x117/0xfc0
[ 9.134976][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.135097][ T167] ? exc_page_fault+0xee/0x100
[ 9.135217][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.135365][ T167] RIP: 0033:0x47cc8d
[ 9.135459][ 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
[ 9.135890][ T167] RSP: 002b:00007ffee5969830 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.136068][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.136246][ T167] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 9.136421][ T167] RBP: 00007ffee5969880 R08: 0000000000000000 R09: 0000000000000000
[ 9.136604][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffee5969d48
[ 9.136791][ T167] R13: 00007ffee5969dd0 R14: 0000000000000002 R15: 0000000000543540
[ 9.136976][ T167]
[ 9.137065][ T167] irq event stamp: 28401
[ 9.137156][ T167] hardirqs last enabled at (28409): [] __up_console_sem+0x5a/0x70
[ 9.137364][ T167] hardirqs last disabled at (28416): [] __up_console_sem+0x3f/0x70
[ 9.137649][ T167] softirqs last enabled at (27986): [] __alloc_skb+0x4c5/0x5f0
[ 9.137862][ T167] softirqs last disabled at (27984): [] __alloc_skb+0x4c5/0x5f0
[ 9.138072][ T167] ---[ end trace 0000000000000000 ]---
[ 9.138612][ T167] ------------[ cut here ]------------
[ 9.138747][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 9.139076][ T167] Modules linked in:
[ 9.139184][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.139559][ T167] Tainted: [W]=WARN
[ 9.139654][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.139816][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.139979][ 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
[ 9.140525][ T167] RSP: 0018:ffa0000000867850 EFLAGS: 00010286
[ 9.140773][ T167] RAX: 00000000ffffffa6 RBX: ff11000008ff0040 RCX: 1ff400000010ced0
[ 9.140961][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008ff00f0
[ 9.141152][ T167] RBP: ff11000004af8000 R08: 1fe22000011fe01f R09: ff11000004b60b58
[ 9.141425][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[ 9.141623][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005770900
[ 9.141903][ T167] FS: 000000001a3bc400(0000) GS:ff11000099b53000(0000) knlGS:0000000000000000
[ 9.142125][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.142285][ T167] CR2: 00007facecfce000 CR3: 000000000c70e004 CR4: 0000000000771ef0
[ 9.142562][ T167] PKRU: 55555554
[ 9.142656][ T167] Call Trace:
[ 9.142755][ T167]
[ 9.142820][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 9.142947][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 9.143137][ T167] ? mark_held_locks+0x40/0x70
[ 9.143271][ T167] __dev_notify_flags+0x1b8/0x280
[ 9.143403][ T167] ? netif_change_name+0x8c0/0x8c0
[ 9.143534][ T167] ? __dev_change_flags+0x4a4/0x660
[ 9.143749][ T167] ? netif_set_allmulti+0x250/0x250
[ 9.143875][ T167] ? lock_acquire.part.0+0xbc/0x260
[ 9.144003][ T167] netif_change_flags+0xfe/0x190
[ 9.144136][ T167] ? cap_capable+0x1d6/0x3e0
[ 9.144350][ T167] dev_change_flags+0xa5/0x170
[ 9.144476][ T167] devinet_ioctl+0x10f0/0x1840
[ 9.144609][ T167] ? inet_ifa_byprefix+0x220/0x220
[ 9.144740][ T167] ? _copy_from_user+0x42/0x90
[ 9.144951][ T167] inet_ioctl+0x34b/0x3a0
[ 9.145054][ T167] ? inet_dgram_connect+0x3e0/0x3e0
[ 9.145181][ T167] ? __lock_acquire+0x508/0xc10
[ 9.145313][ T167] ? __might_fault+0x97/0x140
[ 9.145442][ T167] ? __might_fault+0x97/0x140
[ 9.145658][ T167] sock_do_ioctl+0x10e/0x270
[ 9.145790][ T167] ? __sock_recv_cmsgs+0x550/0x550
[ 9.145919][ T167] ? ioctl_file_clone+0xd0/0xd0
[ 9.146055][ T167] sock_ioctl+0x3cb/0x5f0
[ 9.146236][ T167] ? br_ioctl_call+0x80/0x80
[ 9.146366][ T167] ? fd_install+0x19b/0x3d0
[ 9.146494][ T167] ? update_socket_protocol+0x10/0x10
[ 9.146628][ T167] ? alloc_file_clone+0xe0/0xe0
[ 9.146845][ T167] __x64_sys_ioctl+0x11a/0x190
[ 9.146971][ T167] do_syscall_64+0x117/0xfc0
[ 9.147103][ T167] ? trace_hardirqs_off+0xd/0x30
[ 9.147231][ T167] ? exc_page_fault+0xee/0x100
[ 9.147440][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.147600][ T167] RIP: 0033:0x47cc8d
[ 9.147705][ 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
[ 9.148257][ T167] RSP: 002b:00007ffee5969810 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 9.148447][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 9.148733][ T167] RDX: 00007ffee5969880 RSI: 0000000000008914 RDI: 0000000000000006
[ 9.148921][ T167] RBP: 00007ffee5969860 R08: 0000000000000000 R09: 0000000000000000
[ 9.149204][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffee5969d48
[ 9.149392][ T167] R13: 00007ffee5969dd0 R14: 0000000000000002 R15: 0000000000543540
[ 9.149597][ T167]
[ 9.149691][ T167] irq event stamp: 29287
[ 9.149873][ T167] hardirqs last enabled at (29297): [] __up_console_sem+0x5a/0x70
[ 9.150100][ T167] hardirqs last disabled at (29304): [] __up_console_sem+0x3f/0x70
[ 9.150400][ T167] softirqs last enabled at (28728): [] __alloc_skb+0x4c5/0x5f0
[ 9.150624][ T167] softirqs last disabled at (28726): [] __alloc_skb+0x4c5/0x5f0
[ 9.150846][ T167] ---[ end trace 0000000000000000 ]---
[ 98.898296][ T167] ------------[ cut here ]------------
[ 98.898487][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 98.899398][ T167] Modules linked in:
[ 98.899518][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.899915][ T167] Tainted: [W]=WARN
[ 98.900019][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.900192][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.900376][ 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
[ 98.900966][ T167] RSP: 0018:ffa00000008676f0 EFLAGS: 00010286
[ 98.901139][ T167] RAX: 00000000ffffffa6 RBX: ff11000004e976c0 RCX: 1ff400000010cea4
[ 98.901419][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e97770
[ 98.901624][ T167] RBP: ff11000004af8000 R08: 1fe22000009d2eef R09: ff11000004b60b58
[ 98.901912][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[ 98.902116][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000867790
[ 98.902325][ T167] FS: 0000000000000000(0000) GS:ff11000099b53000(0000) knlGS:0000000000000000
[ 98.902569][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.902840][ T167] CR2: 0000561be0266bc8 CR3: 0000000027139002 CR4: 0000000000771ef0
[ 98.903047][ T167] PKRU: 55555554
[ 98.903151][ T167] Call Trace:
[ 98.903256][ T167]
[ 98.903327][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 98.903469][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 98.903573][ T167] netif_close_many+0x2ac/0x640
[ 98.903713][ T167] ? find_held_lock+0x2b/0x80
[ 98.903932][ T167] ? __dev_close_many+0x530/0x530
[ 98.904070][ T167] ? netif_close_many_and_unlock+0x22/0x2c0
[ 98.904244][ T167] unregister_netdevice_many_notify+0x671/0x19a0
[ 98.904415][ T167] ? select_fallback_rq+0x510/0x510
[ 98.904552][ T167] ? unregister_netdevice_queued+0x80/0x80
[ 98.904887][ T167] ? find_held_lock+0x2b/0x80
[ 98.905025][ T167] ? find_held_lock+0x2b/0x80
[ 98.905162][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.905303][ T167] ? __queue_work+0x315/0xc00
[ 98.905444][ T167] unregister_netdevice_queue+0x290/0x470
[ 98.905585][ T167] ? unregister_netdevice_many+0x20/0x20
[ 98.905915][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.906054][ T167] ? queue_delayed_work_on+0x95/0x100
[ 98.906199][ T167] __tun_detach+0xf36/0x1320
[ 98.906340][ T167] tun_chr_close+0xac/0x1b0
[ 98.906477][ T167] __fput+0x363/0xac0
[ 98.906585][ T167] task_work_run+0x12b/0x240
[ 98.906797][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.906935][ T167] ? task_work_cancel+0x30/0x30
[ 98.907074][ T167] ? kmem_cache_free+0xf8/0x560
[ 98.907307][ T167] do_exit+0x614/0xdc0
[ 98.907412][ T167] ? exit_notify+0x890/0x890
[ 98.907547][ T167] ? find_held_lock+0x2b/0x80
[ 98.907691][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.907992][ T167] ? __rwlock_init+0x150/0x150
[ 98.908131][ T167] do_group_exit+0xb8/0x370
[ 98.908268][ T167] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.908441][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.908579][ T167] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.908715][ T167] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.908963][ T167] get_signal+0x172e/0x1820
[ 98.909102][ T167] ? __sys_sendto+0x2c9/0x400
[ 98.909238][ T167] ? __ia32_sys_getpeername+0xd0/0xd0
[ 98.909375][ T167] ? ptrace_signal+0x600/0x600
[ 98.909514][ T167] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.909657][ T167] ? get_sigframe_size+0x20/0x20
[ 98.909810][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.909949][ T167] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.910124][ T167] exit_to_user_mode_loop+0x86/0x520
[ 98.910264][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.910402][ T167] do_syscall_64+0x437/0xfc0
[ 98.910542][ T167] ? irq_exit_rcu+0x1a/0x30
[ 98.910684][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.910866][ T167] RIP: 0033:0x4c2d9e
[ 98.910977][ T167] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.911167][ T167] RSP: 002b:00007ffee59691a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 98.911377][ T167] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 98.911582][ T167] RDX: 0000000000000014 RSI: 00007ffee5969280 RDI: 0000000000000007
[ 98.911798][ T167] RBP: 00007ffee59691b0 R08: 00007ffee5969240 R09: 000000000000000c
[ 98.912004][ T167] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001a3c5f40
[ 98.912206][ T167] R13: 00007ffee5969dd0 R14: 00007ffee5969370 R15: 0000000000543540
[ 98.912417][ T167]
[ 98.912522][ T167] irq event stamp: 128274065
[ 98.912659][ T167] hardirqs last enabled at (128274073): [] __up_console_sem+0x5a/0x70
[ 98.912907][ T167] hardirqs last disabled at (128274082): [] __up_console_sem+0x3f/0x70
[ 98.913149][ T167] softirqs last enabled at (128273874): [] handle_softirqs+0x611/0x940
[ 98.913386][ T167] softirqs last disabled at (128273849): [] __irq_exit_rcu+0x103/0x1c0
[ 98.913631][ T167] ---[ end trace 0000000000000000 ]---
[ 98.917881][ T167] ------------[ cut here ]------------
[ 98.918037][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: packetdrill/167
[ 98.918304][ T167] Modules linked in:
[ 98.918407][ T167] CPU: 3 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.918711][ T167] Tainted: [W]=WARN
[ 98.919516][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.919686][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.919871][ 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
[ 98.920351][ T167] RSP: 0018:ffa0000000867820 EFLAGS: 00010286
[ 98.920519][ T167] RAX: 00000000ffffffa6 RBX: ff1100000515d9c0 RCX: 1ff400000010ceca
[ 98.920718][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000515da70
[ 98.920928][ T167] RBP: ff11000004af8000 R08: 1fe2200000a2bb4f R09: ff11000004b60b58
[ 98.921133][ T167] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.921363][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.921591][ T167] FS: 0000000000000000(0000) GS:ff11000099b53000(0000) knlGS:0000000000000000
[ 98.921858][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.922054][ T167] CR2: 0000561be0266bc8 CR3: 0000000027139002 CR4: 0000000000771ef0
[ 98.922279][ T167] PKRU: 55555554
[ 98.922378][ T167] Call Trace:
[ 98.922484][ T167]
[ 98.922553][ T167] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.922746][ T167] ? unregister_netdevice_queued+0x80/0x80
[ 98.922952][ T167] ? find_held_lock+0x2b/0x80
[ 98.923097][ T167] ? find_held_lock+0x2b/0x80
[ 98.923231][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.923365][ T167] ? __queue_work+0x315/0xc00
[ 98.923499][ T167] unregister_netdevice_queue+0x290/0x470
[ 98.923634][ T167] ? unregister_netdevice_many+0x20/0x20
[ 98.923770][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.923908][ T167] ? queue_delayed_work_on+0x95/0x100
[ 98.924044][ T167] __tun_detach+0xf36/0x1320
[ 98.924177][ T167] tun_chr_close+0xac/0x1b0
[ 98.924312][ T167] __fput+0x363/0xac0
[ 98.924416][ T167] task_work_run+0x12b/0x240
[ 98.924556][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.924690][ T167] ? task_work_cancel+0x30/0x30
[ 98.924833][ T167] ? kmem_cache_free+0xf8/0x560
[ 98.924965][ T167] do_exit+0x614/0xdc0
[ 98.925063][ T167] ? exit_notify+0x890/0x890
[ 98.925192][ T167] ? find_held_lock+0x2b/0x80
[ 98.925321][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.925448][ T167] ? __rwlock_init+0x150/0x150
[ 98.925577][ T167] do_group_exit+0xb8/0x370
[ 98.925706][ T167] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.925882][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.926010][ T167] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.926140][ T167] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.926267][ T167] get_signal+0x172e/0x1820
[ 98.926399][ T167] ? __sys_sendto+0x2c9/0x400
[ 98.926527][ T167] ? __ia32_sys_getpeername+0xd0/0xd0
[ 98.926656][ T167] ? ptrace_signal+0x600/0x600
[ 98.926797][ T167] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.926929][ T167] ? get_sigframe_size+0x20/0x20
[ 98.927061][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.927191][ T167] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.927351][ T167] exit_to_user_mode_loop+0x86/0x520
[ 98.927479][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.927610][ T167] do_syscall_64+0x437/0xfc0
[ 98.927746][ T167] ? irq_exit_rcu+0x1a/0x30
[ 98.927880][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.928042][ T167] RIP: 0033:0x4c2d9e
[ 98.928145][ T167] Code: Unable to access opcode bytes at 0x4c2d74.
[ 98.928311][ T167] RSP: 002b:00007ffee59691a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 98.928503][ T167] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 98.928693][ T167] RDX: 0000000000000014 RSI: 00007ffee5969280 RDI: 0000000000000007
[ 98.928904][ T167] RBP: 00007ffee59691b0 R08: 00007ffee5969240 R09: 000000000000000c
[ 98.929096][ T167] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001a3c5f40
[ 98.929287][ T167] R13: 00007ffee5969dd0 R14: 00007ffee5969370 R15: 0000000000543540
[ 98.929481][ T167]
[ 98.929577][ T167] irq event stamp: 128280275
[ 98.929702][ T167] hardirqs last enabled at (128280283): [] __up_console_sem+0x5a/0x70
[ 98.929939][ T167] hardirqs last disabled at (128280292): [] __up_console_sem+0x3f/0x70
[ 98.930160][ T167] softirqs last enabled at (128279728): [] handle_softirqs+0x611/0x940
[ 98.930468][ T167] softirqs last disabled at (128278569): [] __irq_exit_rcu+0x103/0x1c0
[ 98.930689][ T167] ---[ end trace 0000000000000000 ]---
[ 98.954926][ T12] ------------[ cut here ]------------
[ 98.955110][ T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: kworker/u16:0/12
[ 98.955389][ T12] Modules linked in:
[ 98.955508][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.955822][ T12] Tainted: [W]=WARN
[ 98.955928][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.956074][ T12] Workqueue: netns cleanup_net
[ 98.956207][ T12] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.956361][ 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
[ 98.957031][ T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[ 98.957186][ T12] RAX: 00000000ffffffa6 RBX: ff1100000515cdc0 RCX: 1ff4000000018ed5
[ 98.957359][ T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000515ce70
[ 98.957533][ T12] RBP: ff11000008a5c000 R08: 1fe2200000a2b9cf R09: ff11000001afd1d0
[ 98.957709][ T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.957903][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.958084][ T12] FS: 0000000000000000(0000) GS:ff110000999d3000(0000) knlGS:0000000000000000
[ 98.958291][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.958440][ T12] CR2: 00007f2556ae0680 CR3: 0000000027139006 CR4: 0000000000771ef0
[ 98.958618][ T12] PKRU: 55555554
[ 98.958708][ T12] Call Trace:
[ 98.958810][ T12]
[ 98.958872][ T12] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.959026][ T12] ? unregister_netdevice_queued+0x80/0x80
[ 98.959178][ T12] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 98.959298][ T12] default_device_exit_batch+0x38b/0x600
[ 98.959416][ T12] ? generic_xdp_install+0x400/0x400
[ 98.959533][ T12] ? ipmr_free_table+0x12e/0x2a0
[ 98.959650][ T12] ? unregister_netdev+0x60/0x60
[ 98.959782][ T12] ? rtnl_is_locked+0x15/0x20
[ 98.959902][ T12] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 98.960027][ T12] ops_undo_list+0x2ce/0x8f0
[ 98.960150][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 98.960268][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.960390][ T12] cleanup_net+0x431/0x890
[ 98.960508][ T12] ? net_passive_dec+0x1c0/0x1c0
[ 98.960625][ T12] ? process_one_work+0xdb7/0x1410
[ 98.960750][ T12] ? lock_acquire+0x134/0x160
[ 98.960875][ T12] ? rcu_is_watching+0x15/0xd0
[ 98.960996][ T12] process_one_work+0xdf8/0x1410
[ 98.961117][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 98.961237][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 98.961358][ T12] worker_thread+0x4f1/0xd60
[ 98.961483][ T12] ? rescuer_thread+0x1320/0x1320
[ 98.961601][ T12] kthread+0x367/0x460
[ 98.961691][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.961849][ T12] ? kthread_affine_node+0x330/0x330
[ 98.961968][ T12] ret_from_fork+0x474/0x6b0
[ 98.962091][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 98.962239][ T12] ? __switch_to+0x5a3/0xe00
[ 98.962357][ T12] ? kthread_affine_node+0x330/0x330
[ 98.962476][ T12] ret_from_fork_asm+0x11/0x20
[ 98.962601][ T12]
[ 98.962688][ T12] irq event stamp: 5595
[ 98.962787][ T12] hardirqs last enabled at (5605): [] __up_console_sem+0x5a/0x70
[ 98.962992][ T12] hardirqs last disabled at (5612): [] __up_console_sem+0x3f/0x70
[ 98.963195][ T12] softirqs last enabled at (5232): [] handle_softirqs+0x611/0x940
[ 98.963399][ T12] softirqs last disabled at (4747): [] __irq_exit_rcu+0x103/0x1c0
[ 98.963604][ T12] ---[ end trace 0000000000000000 ]---