[ 8.809023][ T167] ------------[ cut here ]------------
[ 8.809256][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: unshare/167
[ 8.809658][ T167] Modules linked in:
[ 8.809839][ T167] CPU: 0 UID: 0 PID: 167 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.810106][ T167] Tainted: [W]=WARN
[ 8.810206][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.810378][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.810556][ 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
[ 8.811058][ T167] RSP: 0018:ffa00000007d7ab0 EFLAGS: 00010286
[ 8.811225][ T167] RAX: 00000000ffffffa6 RBX: ff1100000af1b0c0 RCX: 1ff40000000faf1c
[ 8.811428][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000af1b170
[ 8.811646][ T167] RBP: ff1100000a054000 R08: 1fe22000015e362f R09: ff1100000c67ae80
[ 8.811867][ T167] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.812063][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a054000
[ 8.812260][ T167] FS: 00007f20783d5740(0000) GS:ff110000877d3000(0000) knlGS:0000000000000000
[ 8.812516][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.812684][ T167] CR2: 00007f20784a0820 CR3: 000000000d793004 CR4: 0000000000771ef0
[ 8.812904][ T167] PKRU: 55555554
[ 8.813004][ T167] Call Trace:
[ 8.813102][ T167]
[ 8.813173][ T167] ? ip6_route_dev_notify+0x250/0x380
[ 8.813306][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.813461][ T167] ? notifier_call_chain+0xb0/0x320
[ 8.813595][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 8.813699][ T167] register_netdevice+0x137a/0x1980
[ 8.813854][ T167] ? unregister_netdevice_queue+0x470/0x470
[ 8.814019][ T167] register_netdev+0x23/0x40
[ 8.814149][ T167] loopback_net_init+0x7d/0x150
[ 8.814284][ T167] ops_init+0x187/0x560
[ 8.814391][ T167] setup_net+0x11b/0x3b0
[ 8.814495][ T167] ? unregister_pernet_device+0x80/0x80
[ 8.814628][ T167] ? lockdep_init_map_type+0x5d/0x250
[ 8.814797][ T167] ? mutex_init_lockdep+0xf6/0x120
[ 8.814937][ T167] copy_net_ns+0x2fd/0x450
[ 8.815069][ T167] create_new_namespaces+0x371/0xa10
[ 8.815202][ T167] unshare_nsproxy_namespaces+0xa5/0x150
[ 8.815333][ T167] ksys_unshare+0x47e/0x8c0
[ 8.815471][ T167] ? walk_process_tree+0x350/0x350
[ 8.815605][ T167] __x64_sys_unshare+0x34/0x50
[ 8.815762][ T167] ? do_syscall_64+0x82/0xfc0
[ 8.815899][ T167] do_syscall_64+0x117/0xfc0
[ 8.816062][ T167] ? trace_hardirqs_off+0xd/0x30
[ 8.816197][ T167] ? exc_page_fault+0xee/0x100
[ 8.816328][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.816496][ T167] RIP: 0033:0x7f20784d0bcb
[ 8.816658][ 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
[ 8.817127][ T167] RSP: 002b:00007ffde8c6fa88 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 8.817326][ T167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20784d0bcb
[ 8.817524][ T167] RDX: 0000000000000000 RSI: 00007ffde8c6f7f0 RDI: 0000000040000000
[ 8.817746][ T167] RBP: 00007ffde8c6fe10 R08: 00007ffde8c6f9e0 R09: 0000000000000000
[ 8.817971][ T167] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 8.818166][ T167] R13: 0000000000000000 R14: 00000000ffffffff R15: 000055d8ef89bb68
[ 8.818369][ T167]
[ 8.818467][ T167] irq event stamp: 30525
[ 8.818569][ T167] hardirqs last enabled at (30533): [] __up_console_sem+0x5a/0x70
[ 8.818796][ T167] hardirqs last disabled at (30540): [] __up_console_sem+0x3f/0x70
[ 8.819030][ T167] softirqs last enabled at (30034): [] __alloc_skb+0x4c5/0x5f0
[ 8.819256][ T167] softirqs last disabled at (30032): [] __alloc_skb+0x4c5/0x5f0
[ 8.819490][ T167] ---[ end trace 0000000000000000 ]---
[ 8.836238][ T167] ------------[ cut here ]------------
[ 8.836406][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/167
[ 8.836649][ T167] Modules linked in:
[ 8.836744][ T167] CPU: 0 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.837019][ T167] Tainted: [W]=WARN
[ 8.837110][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.837260][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.837418][ 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
[ 8.837876][ T167] RSP: 0018:ffa00000007d7b58 EFLAGS: 00010286
[ 8.838027][ T167] RAX: 00000000ffffffa6 RBX: ff1100000b9b3540 RCX: 1ff40000000faf31
[ 8.838206][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9b35f0
[ 8.838438][ T167] RBP: ff1100000a2e0000 R08: 1fe22000017366bf R09: ff1100000c67ae58
[ 8.838616][ T167] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.838793][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2e0000
[ 8.838979][ T167] FS: 0000000014209400(0000) GS:ff110000877d3000(0000) knlGS:0000000000000000
[ 8.839186][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.839336][ T167] CR2: 00007fea3a813000 CR3: 000000000c2e3005 CR4: 0000000000771ef0
[ 8.839519][ T167] PKRU: 55555554
[ 8.839608][ T167] Call Trace:
[ 8.839697][ T167]
[ 8.839761][ T167] ? ip6_route_dev_notify+0x3d/0x380
[ 8.839887][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.840007][ T167] ? notifier_call_chain+0xb0/0x320
[ 8.840126][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 8.840218][ T167] register_netdevice+0x137a/0x1980
[ 8.840339][ T167] ? unregister_netdevice_queue+0x470/0x470
[ 8.840493][ T167] ? alloc_netdev_mqs+0xec0/0x1410
[ 8.840616][ T167] tun_set_iff.constprop.0+0xc61/0x1850
[ 8.840738][ T167] ? tun_attach.isra.0+0x1630/0x1630
[ 8.840869][ T167] ? tun_get+0x106/0x240
[ 8.840960][ T167] __tun_chr_ioctl+0x4b0/0x2470
[ 8.841080][ T167] ? build_open_flags+0x620/0x620
[ 8.841201][ T167] ? tun_chr_read_iter+0x210/0x210
[ 8.841319][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 8.841444][ T167] ? __x64_sys_openat+0x10e/0x210
[ 8.841563][ T167] ? fput_close_sync+0xde/0x1b0
[ 8.841704][ T167] ? __ia32_sys_open+0x1b0/0x1b0
[ 8.841827][ T167] __x64_sys_ioctl+0x11a/0x190
[ 8.841949][ T167] do_syscall_64+0x117/0xfc0
[ 8.842067][ T167] ? trace_hardirqs_off+0xd/0x30
[ 8.842186][ T167] ? exc_page_fault+0xee/0x100
[ 8.842304][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.842459][ T167] RIP: 0033:0x47cc8d
[ 8.842553][ 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
[ 8.842994][ T167] RSP: 002b:00007ffcd03e08d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.843177][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.843354][ T167] RDX: 00007ffcd03e0950 RSI: 00000000400454ca RDI: 0000000000000005
[ 8.843537][ T167] RBP: 00007ffcd03e0920 R08: 0000000000000000 R09: 0000000000000000
[ 8.843715][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcd03e0e28
[ 8.843921][ T167] R13: 00007ffcd03e0eb0 R14: 0000000000000002 R15: 0000000000543540
[ 8.844114][ T167]
[ 8.844204][ T167] irq event stamp: 42813
[ 8.844295][ T167] hardirqs last enabled at (42821): [] __up_console_sem+0x5a/0x70
[ 8.844506][ T167] hardirqs last disabled at (42828): [] __up_console_sem+0x3f/0x70
[ 8.844715][ T167] softirqs last enabled at (42340): [] __alloc_skb+0x4c5/0x5f0
[ 8.844932][ T167] softirqs last disabled at (42338): [] __alloc_skb+0x4c5/0x5f0
[ 8.845140][ T167] ---[ end trace 0000000000000000 ]---
[ 8.845541][ T167] ------------[ cut here ]------------
[ 8.845657][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/167
[ 8.845900][ T167] Modules linked in:
[ 8.845993][ T167] CPU: 0 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.846258][ T167] Tainted: [W]=WARN
[ 8.846348][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.846505][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.846661][ 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
[ 8.847086][ T167] RSP: 0018:ffa00000007d7c58 EFLAGS: 00010286
[ 8.847236][ T167] RAX: 00000000ffffffa6 RBX: ff1100000b9b24c0 RCX: 1ff40000000faf51
[ 8.847425][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9b2570
[ 8.847611][ T167] RBP: ff1100000a2e0000 R08: 1fe22000017364af R09: ff1100000c67ae58
[ 8.847788][ T167] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[ 8.847992][ T167] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[ 8.848172][ T167] FS: 0000000014209400(0000) GS:ff110000877d3000(0000) knlGS:0000000000000000
[ 8.848387][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.848535][ T167] CR2: 00007fea3a813000 CR3: 000000000c2e3005 CR4: 0000000000771ef0
[ 8.848714][ T167] PKRU: 55555554
[ 8.848804][ T167] Call Trace:
[ 8.848898][ T167]
[ 8.848960][ T167] ? rcu_is_watching+0x15/0xd0
[ 8.849080][ T167] rtnetlink_event+0xe0/0x1f0
[ 8.849200][ T167] notifier_call_chain+0xb0/0x320
[ 8.849321][ T167] netdev_update_features+0xa9/0xb0
[ 8.849443][ T167] ? netdev_sync_lower_features+0x4c0/0x4c0
[ 8.849592][ T167] __tun_chr_ioctl+0xc7f/0x2470
[ 8.849712][ T167] ? tun_chr_read_iter+0x210/0x210
[ 8.849845][ T167] ? fd_install+0x19b/0x3d0
[ 8.849968][ T167] ? update_socket_protocol+0x10/0x10
[ 8.850089][ T167] ? alloc_file_clone+0xe0/0xe0
[ 8.850210][ T167] __x64_sys_ioctl+0x11a/0x190
[ 8.850341][ T167] do_syscall_64+0x117/0xfc0
[ 8.850465][ T167] ? trace_hardirqs_off+0xd/0x30
[ 8.850592][ T167] ? exc_page_fault+0xee/0x100
[ 8.850711][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.850865][ T167] RIP: 0033:0x47cc8d
[ 8.850960][ 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
[ 8.851390][ T167] RSP: 002b:00007ffcd03e0910 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.851577][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.851756][ T167] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 8.851939][ T167] RBP: 00007ffcd03e0960 R08: 0000000000000000 R09: 0000000000000000
[ 8.852124][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcd03e0e28
[ 8.852310][ T167] R13: 00007ffcd03e0eb0 R14: 0000000000000002 R15: 0000000000543540
[ 8.852498][ T167]
[ 8.852588][ T167] irq event stamp: 43495
[ 8.852689][ T167] hardirqs last enabled at (43503): [] __up_console_sem+0x5a/0x70
[ 8.852906][ T167] hardirqs last disabled at (43512): [] __up_console_sem+0x3f/0x70
[ 8.853111][ T167] softirqs last enabled at (43346): [] handle_softirqs+0x611/0x940
[ 8.853318][ T167] softirqs last disabled at (43335): [] __irq_exit_rcu+0x103/0x1c0
[ 8.853526][ T167] ---[ end trace 0000000000000000 ]---
[ 8.853992][ T167] ------------[ cut here ]------------
[ 8.854119][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/167
[ 8.854370][ T167] Modules linked in:
[ 8.854477][ T167] CPU: 0 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.854762][ T167] Tainted: [W]=WARN
[ 8.854862][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.855043][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.855213][ 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
[ 8.855680][ T167] RSP: 0018:ffa00000007d7850 EFLAGS: 00010286
[ 8.855845][ T167] RAX: 00000000ffffffa6 RBX: ff1100000b9b36c0 RCX: 1ff40000000faed0
[ 8.856035][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9b3770
[ 8.856224][ T167] RBP: ff1100000a2e0000 R08: 1fe22000017366ef R09: ff1100000c67ae58
[ 8.856417][ T167] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[ 8.856605][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000057a8900
[ 8.856795][ T167] FS: 0000000014209400(0000) GS:ff110000877d3000(0000) knlGS:0000000000000000
[ 8.857022][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.857194][ T167] CR2: 00007fea3a813000 CR3: 000000000c2e3005 CR4: 0000000000771ef0
[ 8.857386][ T167] PKRU: 55555554
[ 8.857480][ T167] Call Trace:
[ 8.857574][ T167]
[ 8.857640][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.857767][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 8.857869][ T167] ? mark_held_locks+0x40/0x70
[ 8.857996][ T167] __dev_notify_flags+0x1b8/0x280
[ 8.858123][ T167] ? netif_change_name+0x8c0/0x8c0
[ 8.858249][ T167] ? __dev_change_flags+0x4a4/0x660
[ 8.858378][ T167] ? netif_set_allmulti+0x250/0x250
[ 8.858506][ T167] ? lock_acquire.part.0+0xbc/0x260
[ 8.858633][ T167] netif_change_flags+0xfe/0x190
[ 8.858759][ T167] ? cap_capable+0x1d6/0x3e0
[ 8.858894][ T167] dev_change_flags+0xa5/0x170
[ 8.859021][ T167] devinet_ioctl+0x10f0/0x1840
[ 8.859149][ T167] ? inet_ifa_byprefix+0x220/0x220
[ 8.859277][ T167] ? _copy_from_user+0x42/0x90
[ 8.859411][ T167] inet_ioctl+0x34b/0x3a0
[ 8.859508][ T167] ? inet_dgram_connect+0x3e0/0x3e0
[ 8.859633][ T167] ? __lock_acquire+0x508/0xc10
[ 8.859767][ T167] ? __might_fault+0x97/0x140
[ 8.859900][ T167] ? __might_fault+0x97/0x140
[ 8.860026][ T167] sock_do_ioctl+0x10e/0x270
[ 8.860153][ T167] ? __sock_recv_cmsgs+0x550/0x550
[ 8.860282][ T167] ? ioctl_file_clone+0xd0/0xd0
[ 8.860430][ T167] sock_ioctl+0x3cb/0x5f0
[ 8.860528][ T167] ? br_ioctl_call+0x80/0x80
[ 8.860656][ T167] ? fd_install+0x19b/0x3d0
[ 8.860786][ T167] ? update_socket_protocol+0x10/0x10
[ 8.860924][ T167] ? alloc_file_clone+0xe0/0xe0
[ 8.861052][ T167] __x64_sys_ioctl+0x11a/0x190
[ 8.861180][ T167] do_syscall_64+0x117/0xfc0
[ 8.861306][ T167] ? trace_hardirqs_off+0xd/0x30
[ 8.861437][ T167] ? exc_page_fault+0xee/0x100
[ 8.861563][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.861720][ T167] RIP: 0033:0x47cc8d
[ 8.861824][ 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
[ 8.862274][ T167] RSP: 002b:00007ffcd03e08f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 8.862470][ T167] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 000000000047cc8d
[ 8.862662][ T167] RDX: 00007ffcd03e0960 RSI: 0000000000008914 RDI: 0000000000000006
[ 8.862854][ T167] RBP: 00007ffcd03e0940 R08: 0000000000000000 R09: 0000000000000000
[ 8.863043][ T167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcd03e0e28
[ 8.863240][ T167] R13: 00007ffcd03e0eb0 R14: 0000000000000002 R15: 0000000000543540
[ 8.863438][ T167]
[ 8.863533][ T167] irq event stamp: 44379
[ 8.863627][ T167] hardirqs last enabled at (44387): [] __up_console_sem+0x5a/0x70
[ 8.863854][ T167] hardirqs last disabled at (44396): [] __up_console_sem+0x3f/0x70
[ 8.864075][ T167] softirqs last enabled at (43822): [] __alloc_skb+0x4c5/0x5f0
[ 8.864297][ T167] softirqs last disabled at (43820): [] __alloc_skb+0x4c5/0x5f0
[ 8.864518][ T167] ---[ end trace 0000000000000000 ]---
[ 98.654355][ T167] ------------[ cut here ]------------
[ 98.654545][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/167
[ 98.654838][ T167] Modules linked in:
[ 98.654952][ T167] CPU: 0 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.655267][ T167] Tainted: [W]=WARN
[ 98.655373][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.655546][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.655731][ 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
[ 98.656223][ T167] RSP: 0018:ffa00000007d76f0 EFLAGS: 00010286
[ 98.656396][ T167] RAX: 00000000ffffffa6 RBX: ff11000004bb3240 RCX: 1ff40000000faea4
[ 98.656602][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004bb32f0
[ 98.656817][ T167] RBP: ff1100000a2e0000 R08: 1fe220000097665f R09: ff1100000c67ae58
[ 98.657023][ T167] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[ 98.657231][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007d7790
[ 98.657436][ T167] FS: 0000000000000000(0000) GS:ff110000877d3000(0000) knlGS:0000000000000000
[ 98.657682][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.657858][ T167] CR2: 00007f66ba2b36f0 CR3: 0000000031f39003 CR4: 0000000000771ef0
[ 98.658065][ T167] PKRU: 55555554
[ 98.658168][ T167] Call Trace:
[ 98.658270][ T167]
[ 98.658343][ T167] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 98.658482][ T167] rtmsg_ifinfo+0x5c/0xb0
[ 98.658587][ T167] netif_close_many+0x2ac/0x640
[ 98.658728][ T167] ? find_held_lock+0x2b/0x80
[ 98.658871][ T167] ? __dev_close_many+0x530/0x530
[ 98.659007][ T167] ? netif_close_many_and_unlock+0x22/0x2c0
[ 98.659179][ T167] unregister_netdevice_many_notify+0x671/0x19a0
[ 98.659352][ T167] ? select_fallback_rq+0x510/0x510
[ 98.659489][ T167] ? unregister_netdevice_queued+0x80/0x80
[ 98.659665][ T167] ? find_held_lock+0x2b/0x80
[ 98.659800][ T167] ? find_held_lock+0x2b/0x80
[ 98.659998][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.660136][ T167] ? __queue_work+0x315/0xc00
[ 98.660274][ T167] unregister_netdevice_queue+0x290/0x470
[ 98.660410][ T167] ? unregister_netdevice_many+0x20/0x20
[ 98.660546][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.660688][ T167] ? queue_delayed_work_on+0x95/0x100
[ 98.660880][ T167] __tun_detach+0xf36/0x1320
[ 98.661021][ T167] tun_chr_close+0xac/0x1b0
[ 98.661159][ T167] __fput+0x363/0xac0
[ 98.661266][ T167] task_work_run+0x12b/0x240
[ 98.661404][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.661539][ T167] ? task_work_cancel+0x30/0x30
[ 98.661679][ T167] ? kmem_cache_free+0xf8/0x560
[ 98.661875][ T167] do_exit+0x614/0xdc0
[ 98.661980][ T167] ? exit_notify+0x890/0x890
[ 98.662113][ T167] ? find_held_lock+0x2b/0x80
[ 98.662250][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.662387][ T167] ? __rwlock_init+0x150/0x150
[ 98.662524][ T167] do_group_exit+0xb8/0x370
[ 98.662663][ T167] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.662887][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.663022][ T167] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.663159][ T167] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.663294][ T167] get_signal+0x172e/0x1820
[ 98.663432][ T167] ? __raw_spin_lock_init+0x44/0x120
[ 98.663571][ T167] ? mark_usage+0x61/0x170
[ 98.663710][ T167] ? __lock_acquire+0x508/0xc10
[ 98.663904][ T167] ? ptrace_signal+0x600/0x600
[ 98.664041][ T167] ? lock_acquire.part.0+0xbc/0x260
[ 98.664179][ T167] ? find_held_lock+0x2b/0x80
[ 98.664398][ T167] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.664538][ T167] ? fd_install+0x18c/0x3d0
[ 98.664677][ T167] ? get_sigframe_size+0x20/0x20
[ 98.664888][ T167] ? update_socket_protocol+0x10/0x10
[ 98.665026][ T167] ? alloc_file_clone+0xe0/0xe0
[ 98.665164][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.665302][ T167] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.665474][ T167] exit_to_user_mode_loop+0x86/0x520
[ 98.665614][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.665756][ T167] do_syscall_64+0x437/0xfc0
[ 98.665983][ T167] ? irq_exit_rcu+0x1a/0x30
[ 98.666122][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.666292][ T167] RIP: 0033:0x47ea2b
[ 98.666403][ T167] Code: Unable to access opcode bytes at 0x47ea01.
[ 98.666596][ T167] RSP: 002b:00007ffcd03e0378 EFLAGS: 00000202 ORIG_RAX: 0000000000000029
[ 98.666890][ T167] RAX: 0000000000000007 RBX: 00007ffcd03e0450 RCX: 000000000047ea2b
[ 98.667092][ T167] RDX: 0000000000000000 RSI: 0000000000080003 RDI: 0000000000000010
[ 98.667296][ T167] RBP: 00007ffcd03e03b0 R08: 0000000000000041 R09: 000000001420a3e0
[ 98.667503][ T167] R10: 0000000000000040 R11: 0000000000000202 R12: 00007ffcd03e0e28
[ 98.667711][ T167] R13: 00007ffcd03e0eb0 R14: 00007ffcd03e0928 R15: 0000000000543540
[ 98.667993][ T167]
[ 98.668095][ T167] irq event stamp: 135370487
[ 98.668232][ T167] hardirqs last enabled at (135370495): [] __up_console_sem+0x5a/0x70
[ 98.668471][ T167] hardirqs last disabled at (135370502): [] __up_console_sem+0x3f/0x70
[ 98.668710][ T167] softirqs last enabled at (135370476): [] handle_softirqs+0x611/0x940
[ 98.669040][ T167] softirqs last disabled at (135370519): [] __irq_exit_rcu+0x103/0x1c0
[ 98.669276][ T167] ---[ end trace 0000000000000000 ]---
[ 98.674185][ T167] ------------[ cut here ]------------
[ 98.674337][ T167] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: packetdrill/167
[ 98.674599][ T167] Modules linked in:
[ 98.674709][ T167] CPU: 0 UID: 0 PID: 167 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.675016][ T167] Tainted: [W]=WARN
[ 98.675116][ T167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.675281][ T167] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.675457][ 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
[ 98.675939][ T167] RSP: 0018:ffa00000007d7820 EFLAGS: 00010286
[ 98.676107][ T167] RAX: 00000000ffffffa6 RBX: ff1100000b9afb40 RCX: 1ff40000000faeca
[ 98.676305][ T167] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b9afbf0
[ 98.676501][ T167] RBP: ff1100000a2e0000 R08: 1fe2200001735f7f R09: ff1100000c67ae58
[ 98.676701][ T167] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.676926][ T167] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.677126][ T167] FS: 0000000000000000(0000) GS:ff110000877d3000(0000) knlGS:0000000000000000
[ 98.677357][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.677522][ T167] CR2: 00007f66ba2b36f0 CR3: 0000000031f39003 CR4: 0000000000771ef0
[ 98.677726][ T167] PKRU: 55555554
[ 98.677827][ T167] Call Trace:
[ 98.677925][ T167]
[ 98.677993][ T167] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.678162][ T167] ? unregister_netdevice_queued+0x80/0x80
[ 98.678324][ T167] ? find_held_lock+0x2b/0x80
[ 98.678455][ T167] ? find_held_lock+0x2b/0x80
[ 98.678586][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.678723][ T167] ? __queue_work+0x315/0xc00
[ 98.678859][ T167] unregister_netdevice_queue+0x290/0x470
[ 98.678990][ T167] ? unregister_netdevice_many+0x20/0x20
[ 98.679121][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.679251][ T167] ? queue_delayed_work_on+0x95/0x100
[ 98.679382][ T167] __tun_detach+0xf36/0x1320
[ 98.679520][ T167] tun_chr_close+0xac/0x1b0
[ 98.679654][ T167] __fput+0x363/0xac0
[ 98.679757][ T167] task_work_run+0x12b/0x240
[ 98.679892][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.680024][ T167] ? task_work_cancel+0x30/0x30
[ 98.680156][ T167] ? kmem_cache_free+0xf8/0x560
[ 98.680291][ T167] do_exit+0x614/0xdc0
[ 98.680391][ T167] ? exit_notify+0x890/0x890
[ 98.680522][ T167] ? find_held_lock+0x2b/0x80
[ 98.680657][ T167] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.680787][ T167] ? __rwlock_init+0x150/0x150
[ 98.680925][ T167] do_group_exit+0xb8/0x370
[ 98.681057][ T167] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 98.681222][ T167] ? lockdep_hardirqs_on+0x8c/0x130
[ 98.681355][ T167] ? _raw_spin_unlock_irq+0x28/0x50
[ 98.681486][ T167] ? _raw_spin_unlock_irq+0x33/0x50
[ 98.681617][ T167] get_signal+0x172e/0x1820
[ 98.681753][ T167] ? __raw_spin_lock_init+0x44/0x120
[ 98.681889][ T167] ? mark_usage+0x61/0x170
[ 98.682020][ T167] ? __lock_acquire+0x508/0xc10
[ 98.682152][ T167] ? ptrace_signal+0x600/0x600
[ 98.682286][ T167] ? lock_acquire.part.0+0xbc/0x260
[ 98.682417][ T167] ? find_held_lock+0x2b/0x80
[ 98.682550][ T167] arch_do_signal_or_restart+0xc2/0x3a0
[ 98.682683][ T167] ? fd_install+0x18c/0x3d0
[ 98.682821][ T167] ? get_sigframe_size+0x20/0x20
[ 98.682956][ T167] ? update_socket_protocol+0x10/0x10
[ 98.683092][ T167] ? alloc_file_clone+0xe0/0xe0
[ 98.683222][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.683355][ T167] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.683523][ T167] exit_to_user_mode_loop+0x86/0x520
[ 98.683658][ T167] ? rcu_is_watching+0x15/0xd0
[ 98.683792][ T167] do_syscall_64+0x437/0xfc0
[ 98.683928][ T167] ? irq_exit_rcu+0x1a/0x30
[ 98.684060][ T167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 98.684222][ T167] RIP: 0033:0x47ea2b
[ 98.684326][ T167] Code: Unable to access opcode bytes at 0x47ea01.
[ 98.684497][ T167] RSP: 002b:00007ffcd03e0378 EFLAGS: 00000202 ORIG_RAX: 0000000000000029
[ 98.684699][ T167] RAX: 0000000000000007 RBX: 00007ffcd03e0450 RCX: 000000000047ea2b
[ 98.684904][ T167] RDX: 0000000000000000 RSI: 0000000000080003 RDI: 0000000000000010
[ 98.685100][ T167] RBP: 00007ffcd03e03b0 R08: 0000000000000041 R09: 000000001420a3e0
[ 98.685296][ T167] R10: 0000000000000040 R11: 0000000000000202 R12: 00007ffcd03e0e28
[ 98.685494][ T167] R13: 00007ffcd03e0eb0 R14: 00007ffcd03e0928 R15: 0000000000543540
[ 98.685697][ T167]
[ 98.685795][ T167] irq event stamp: 135376065
[ 98.685932][ T167] hardirqs last enabled at (135376075): [] __up_console_sem+0x5a/0x70
[ 98.686162][ T167] hardirqs last disabled at (135376082): [] __up_console_sem+0x3f/0x70
[ 98.686388][ T167] softirqs last enabled at (135375544): [] handle_softirqs+0x611/0x940
[ 98.686619][ T167] softirqs last disabled at (135375503): [] __irq_exit_rcu+0x103/0x1c0
[ 98.686857][ T167] ---[ end trace 0000000000000000 ]---
[ 98.708822][ T71] ------------[ cut here ]------------
[ 98.709039][ T71] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: kworker/u16:1/71
[ 98.709371][ T71] Modules linked in:
[ 98.709540][ T71] CPU: 2 UID: 0 PID: 71 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 98.709880][ T71] Tainted: [W]=WARN
[ 98.710017][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.710219][ T71] Workqueue: netns cleanup_net
[ 98.710406][ T71] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 98.710618][ T71] 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
[ 98.711163][ T71] RSP: 0018:ffa00000004c7878 EFLAGS: 00010286
[ 98.711364][ T71] RAX: 00000000ffffffa6 RBX: ff110000027647c0 RCX: 1ff4000000098ed5
[ 98.711594][ T71] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002764870
[ 98.712130][ T71] RBP: ff1100000a054000 R08: 1fe22000004ec90f R09: ff11000008c3aed0
[ 98.712361][ T71] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 98.712605][ T71] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 98.712859][ T71] FS: 0000000000000000(0000) GS:ff110000878d3000(0000) knlGS:0000000000000000
[ 98.713115][ T71] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.713312][ T71] CR2: 00007f588ef62f98 CR3: 0000000009bb9003 CR4: 0000000000771ef0
[ 98.713541][ T71] PKRU: 55555554
[ 98.713684][ T71] Call Trace:
[ 98.713832][ T71]
[ 98.713941][ T71] unregister_netdevice_many_notify+0x12ca/0x19a0
[ 98.714149][ T71] ? unregister_netdevice_queued+0x80/0x80
[ 98.714351][ T71] ? perf_trace_sched_switch+0x7d0/0x7d0
[ 98.714524][ T71] default_device_exit_batch+0x38b/0x600
[ 98.714701][ T71] ? generic_xdp_install+0x400/0x400
[ 98.714883][ T71] ? ipmr_free_table+0x12e/0x2a0
[ 98.715056][ T71] ? unregister_netdev+0x60/0x60
[ 98.715228][ T71] ? rtnl_is_locked+0x15/0x20
[ 98.715395][ T71] ? nexthop_net_exit_rtnl+0x1f/0x260
[ 98.715566][ T71] ops_undo_list+0x2ce/0x8f0
[ 98.715745][ T71] ? rtnl_net_dumpid_one+0x2d0/0x2d0
[ 98.715923][ T71] ? __lock_release.isra.0+0x6b/0x1a0
[ 98.716097][ T71] cleanup_net+0x431/0x890
[ 98.716269][ T71] ? net_passive_dec+0x1c0/0x1c0
[ 98.716436][ T71] ? process_one_work+0xdb7/0x1410
[ 98.716610][ T71] ? lock_acquire+0x134/0x160
[ 98.716784][ T71] ? rcu_is_watching+0x15/0xd0
[ 98.716969][ T71] process_one_work+0xdf8/0x1410
[ 98.717142][ T71] ? pwq_dec_nr_in_flight+0x710/0x710
[ 98.717312][ T71] ? lock_acquire.part.0+0xbc/0x260
[ 98.717484][ T71] worker_thread+0x4f1/0xd60
[ 98.717659][ T71] ? rescuer_thread+0x1320/0x1320
[ 98.717842][ T71] ? __kthread_parkme+0xbd/0x210
[ 98.718010][ T71] ? rescuer_thread+0x1320/0x1320
[ 98.718176][ T71] kthread+0x367/0x460
[ 98.718314][ T71] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 98.718508][ T71] ? kthread_affine_node+0x330/0x330
[ 98.718685][ T71] ret_from_fork+0x474/0x6b0
[ 98.718870][ T71] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 98.719070][ T71] ? __switch_to+0x5a3/0xe00
[ 98.719240][ T71] ? kthread_affine_node+0x330/0x330
[ 98.719410][ T71] ret_from_fork_asm+0x11/0x20
[ 98.719586][ T71]
[ 98.719727][ T71] irq event stamp: 3791
[ 98.719877][ T71] hardirqs last enabled at (3803): [] __up_console_sem+0x5a/0x70
[ 98.720133][ T71] hardirqs last disabled at (3812): [] __up_console_sem+0x3f/0x70
[ 98.720393][ T71] softirqs last enabled at (3354): [] handle_softirqs+0x611/0x940
[ 98.720656][ T71] softirqs last disabled at (2749): [] __irq_exit_rcu+0x103/0x1c0
[ 98.720924][ T71] ---[ end trace 0000000000000000 ]---