[ 47.738185] ------------[ cut here ]------------
[ 47.738249] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: unshare/205
[ 47.738316] Modules linked in:
[ 47.738345] CPU: 0 UID: 0 PID: 205 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 47.738408] Tainted: [W]=WARN
[ 47.738433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.738470] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 47.738501] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 b2 fb ff b9 a6 ff ff
[ 47.738609] RSP: 0018:ff6c7b1cc0467cc8 EFLAGS: 00010286
[ 47.738653] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 47.738694] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2e1d1dc1c3a200
[ 47.738747] RBP: 0000000000000000 R08: ff2e1d1dc3296090 R09: ff2e1d1dc314602c
[ 47.738797] R10: ff2e1d1dc2e5d118 R11: fefefefefefefeff R12: 0000000000000000
[ 47.738845] R13: 0000000000000010 R14: ff2e1d1dc2e5d000 R15: ff2e1d1dc1c3a200
[ 47.738897] FS: 00007f8ab810a740(0000) GS:ff2e1d1e70a96000(0000) knlGS:0000000000000000
[ 47.738946] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.738981] CR2: 0000563e1f8e8008 CR3: 00000000033f8001 CR4: 0000000000771ef0
[ 47.739037] PKRU: 55555554
[ 47.739052] Call Trace:
[ 47.739071]
[ 47.739088] rtmsg_ifinfo+0x3c/0xa0
[ 47.739114] register_netdevice+0x889/0x9f0
[ 47.739140] register_netdev+0x1e/0x30
[ 47.739160] loopback_net_init+0x57/0xb0
[ 47.739186] ? vsock_sysctl_init_net+0xb6/0x140
[ 47.739220] ops_init+0x68/0x140
[ 47.739247] setup_net+0x85/0x150
[ 47.739277] copy_net_ns+0xf5/0x200
[ 47.739298] create_new_namespaces+0x117/0x2f0
[ 47.739330] unshare_nsproxy_namespaces+0x85/0xb0
[ 47.739361] ksys_unshare+0x346/0x5e0
[ 47.739388] __x64_sys_unshare+0x12/0x20
[ 47.739410] do_syscall_64+0x104/0xfc0
[ 47.739437] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 47.739472] RIP: 0033:0x7f8ab8205bcb
[ 47.739498] 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
[ 47.739605] RSP: 002b:00007ffef56afdc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 47.739656] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8ab8205bcb
[ 47.739702] RDX: 0000000000000000 RSI: 00007ffef56afb30 RDI: 0000000040000000
[ 47.739746] RBP: 00007ffef56b0150 R08: 00007ffef56afd20 R09: 0000000000000000
[ 47.739787] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 47.739830] R13: 0000000000000000 R14: 00000000ffffffff R15: 0000563de530eb68
[ 47.739877]
[ 47.739892] ---[ end trace 0000000000000000 ]---
[ 47.740723] ------------[ cut here ]------------
[ 47.740764] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/205
[ 47.740815] Modules linked in:
[ 47.740842] CPU: 0 UID: 0 PID: 205 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 47.740903] Tainted: [W]=WARN
[ 47.740927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.740966] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 47.740996] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 b2 fb ff b9 a6 ff ff
[ 47.741122] RSP: 0018:ff6c7b1cc0467d68 EFLAGS: 00010286
[ 47.741155] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 47.741204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2e1d1dc1c3a200
[ 47.741248] RBP: 0000000000000000 R08: ff2e1d1dc3245150 R09: ff2e1d1dc320b030
[ 47.741286] R10: ff2e1d1dc4978118 R11: fefefefefefefeff R12: 0000000000000000
[ 47.741329] R13: 0000000000000010 R14: ff2e1d1dc4978000 R15: ff2e1d1dc1c3a200
[ 47.741378] FS: 00000000291a2400(0000) GS:ff2e1d1e70a96000(0000) knlGS:0000000000000000
[ 47.741428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.741469] CR2: 00007f415dfe8000 CR3: 00000000048ee002 CR4: 0000000000771ef0
[ 47.741518] PKRU: 55555554
[ 47.741534] Call Trace:
[ 47.741555]
[ 47.741571] rtmsg_ifinfo+0x3c/0xa0
[ 47.741592] register_netdevice+0x889/0x9f0
[ 47.741623] __tun_chr_ioctl+0x83c/0x16c0
[ 47.741655] ? do_sys_openat2+0x9a/0xe0
[ 47.741685] __x64_sys_ioctl+0xa1/0xe0
[ 47.741714] do_syscall_64+0x104/0xfc0
[ 47.741742] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 47.741782] RIP: 0033:0x47cc8d
[ 47.741806] 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
[ 47.741908] RSP: 002b:00007fff608e0260 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 47.741952] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 47.741994] RDX: 00007fff608e02e0 RSI: 00000000400454ca RDI: 0000000000000005
[ 47.742044] RBP: 00007fff608e02b0 R08: 0000000000000000 R09: 0000000000000000
[ 47.742087] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff608e07b8
[ 47.742128] R13: 00007fff608e0838 R14: 0000000000000002 R15: 0000000000543540
[ 47.742174]
[ 47.742194] ---[ end trace 0000000000000000 ]---
[ 47.742267] ------------[ cut here ]------------
[ 47.742301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/205
[ 47.742354] Modules linked in:
[ 47.742378] CPU: 0 UID: 0 PID: 205 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 47.742435] Tainted: [W]=WARN
[ 47.742457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.742503] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 47.742536] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 b2 fb ff b9 a6 ff ff
[ 47.742647] RSP: 0018:ff6c7b1cc0467d60 EFLAGS: 00010286
[ 47.742676] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 47.742721] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2e1d1dc1c3a200
[ 47.742759] RBP: 0000000000000002 R08: ff2e1d1dc3245150 R09: ff2e1d1dc320b030
[ 47.742798] R10: ff2e1d1dc4978118 R11: fefefefefefefeff R12: 0000000000000000
[ 47.742842] R13: 0000000000000010 R14: ff2e1d1dc4978000 R15: ff2e1d1dc1c3a200
[ 47.742886] FS: 00000000291a2400(0000) GS:ff2e1d1e70a96000(0000) knlGS:0000000000000000
[ 47.742934] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.742974] CR2: 00007f415dfe8000 CR3: 00000000048ee002 CR4: 0000000000771ef0
[ 47.743022] PKRU: 55555554
[ 47.743042] Call Trace:
[ 47.743059]
[ 47.743077] rtnetlink_event+0x6e/0xb0
[ 47.743101] notifier_call_chain+0x6d/0x100
[ 47.743125] netdev_update_features+0x56/0x60
[ 47.743157] __tun_chr_ioctl+0xbf1/0x16c0
[ 47.743180] ? file_init_path+0x62/0x120
[ 47.743206] __x64_sys_ioctl+0xa1/0xe0
[ 47.743231] do_syscall_64+0x104/0xfc0
[ 47.743256] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 47.743285] RIP: 0033:0x47cc8d
[ 47.743311] 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
[ 47.743419] RSP: 002b:00007fff608e02a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 47.743461] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 47.743503] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 47.743554] RBP: 00007fff608e02f0 R08: 0000000000000005 R09: 0000000000001ff0
[ 47.743597] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fff608e07b8
[ 47.743649] R13: 00007fff608e0838 R14: 0000000000000002 R15: 0000000000543540
[ 47.743694]
[ 47.743709] ---[ end trace 0000000000000000 ]---
[ 47.743760] ------------[ cut here ]------------
[ 47.743787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/205
[ 47.743831] Modules linked in:
[ 47.743854] CPU: 0 UID: 0 PID: 205 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 47.743912] Tainted: [W]=WARN
[ 47.743935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.743976] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 47.744009] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 b2 fb ff b9 a6 ff ff
[ 47.744111] RSP: 0018:ff6c7b1cc0467c10 EFLAGS: 00010286
[ 47.744143] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 47.744191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2e1d1dc1c3a200
[ 47.744241] RBP: 0000000000000000 R08: ff2e1d1dc3245150 R09: ff2e1d1dc320e030
[ 47.744285] R10: ff2e1d1dc4978118 R11: fefefefefefefeff R12: 0000000000000000
[ 47.744331] R13: 0000000000000010 R14: ff2e1d1dc4978000 R15: ff2e1d1dc1c3a200
[ 47.744386] FS: 00000000291a2400(0000) GS:ff2e1d1e70a96000(0000) knlGS:0000000000000000
[ 47.744433] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.744472] CR2: 00007f415dfe8000 CR3: 00000000048ee002 CR4: 0000000000771ef0
[ 47.744517] PKRU: 55555554
[ 47.744532] Call Trace:
[ 47.744546]
[ 47.744567] rtmsg_ifinfo+0x3c/0xa0
[ 47.744589] __dev_notify_flags+0xb1/0xf0
[ 47.744616] netif_change_flags+0x54/0x70
[ 47.744648] dev_change_flags+0x45/0x80
[ 47.744675] devinet_ioctl+0x607/0x7f0
[ 47.744699] inet_ioctl+0x229/0x240
[ 47.744721] ? __rtnl_unlock+0x35/0x60
[ 47.744749] sock_do_ioctl+0x75/0x140
[ 47.744777] __x64_sys_ioctl+0xa1/0xe0
[ 47.744801] do_syscall_64+0x104/0xfc0
[ 47.744825] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 47.744854] RIP: 0033:0x47cc8d
[ 47.744877] 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
[ 47.744978] RSP: 002b:00007fff608e0280 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 47.745037] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 47.745083] RDX: 00007fff608e02f0 RSI: 0000000000008914 RDI: 0000000000000006
[ 47.745129] RBP: 00007fff608e02d0 R08: 0000000000000005 R09: 0000000000001ff0
[ 47.745173] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fff608e07b8
[ 47.745224] R13: 00007fff608e0838 R14: 0000000000000002 R15: 0000000000543540
[ 47.745270]
[ 47.745286] ---[ end trace 0000000000000000 ]---
[ 92.721967] ------------[ cut here ]------------
[ 92.722025] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/205
[ 92.722085] Modules linked in:
[ 92.722115] CPU: 0 UID: 0 PID: 205 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 92.722179] Tainted: [W]=WARN
[ 92.722203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.722239] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 92.722270] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 b2 fb ff b9 a6 ff ff
[ 92.722370] RSP: 0018:ff6c7b1cc0467b58 EFLAGS: 00010286
[ 92.722409] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 92.722453] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2e1d1dc1c42d00
[ 92.722503] RBP: 0000000000000000 R08: ff2e1d1dc3245150 R09: ff2e1d1dc320e030
[ 92.722547] R10: ff2e1d1dc4978118 R11: fefefefefefefeff R12: 0000000000000000
[ 92.722591] R13: 0000000000000010 R14: ff2e1d1dc4978000 R15: ff2e1d1dc1c42d00
[ 92.722634] FS: 0000000000000000(0000) GS:ff2e1d1e70a96000(0000) knlGS:0000000000000000
[ 92.722853] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 92.722891] CR2: 00007f415dfe8000 CR3: 000000002e442004 CR4: 0000000000771ef0
[ 92.722935] PKRU: 55555554
[ 92.722951] Call Trace:
[ 92.722966]
[ 92.722982] rtmsg_ifinfo+0x3c/0xa0
[ 92.723007] netif_close_many+0xed/0x190
[ 92.723037] unregister_netdevice_many_notify+0x267/0x9d0
[ 92.723065] ? __queue_work+0x141/0x550
[ 92.723091] unregister_netdevice_queue+0x9e/0xd0
[ 92.723121] __tun_detach+0x591/0x5b0
[ 92.723150] tun_chr_close+0x3f/0xc0
[ 92.723173] __fput+0xe8/0x2c0
[ 92.723195] task_work_run+0x63/0xa0
[ 92.723217] do_exit+0x2c1/0xba0
[ 92.723242] ? netlink_dump+0x336/0x450
[ 92.723265] do_group_exit+0x2d/0xc0
[ 92.723286] get_signal+0x82e/0x900
[ 92.723315] arch_do_signal_or_restart+0x77/0x2b0
[ 92.723347] exit_to_user_mode_loop+0x75/0x4a0
[ 92.723378] do_syscall_64+0x439/0xfc0
[ 92.723416] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 92.723447] RIP: 0033:0x4c2d9e
[ 92.723471] Code: Unable to access opcode bytes at 0x4c2d74.
[ 92.723507] RSP: 002b:00007fff608dfc10 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
[ 92.723552] RAX: 0000000000000050 RBX: 00007fff608dfca0 RCX: 00000000004c2d9e
[ 92.723593] RDX: 0000000000000000 RSI: 00007fff608dfcb0 RDI: 0000000000000007
[ 92.723639] RBP: 00007fff608dfc20 R08: 0000000000000000 R09: 0000000000000000
[ 92.723686] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff608dfc94
[ 92.723729] R13: 00007fff608e0838 R14: 00007fff608dfde0 R15: 0000000000543540
[ 92.723771]
[ 92.723786] ---[ end trace 0000000000000000 ]---
[ 92.723877] ------------[ cut here ]------------
[ 92.723905] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/205
[ 92.723949] Modules linked in:
[ 92.723970] CPU: 0 UID: 0 PID: 205 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 92.724028] Tainted: [W]=WARN
[ 92.724052] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.724087] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 92.724116] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 b2 fb ff b9 a6 ff ff
[ 92.724212] RSP: 0018:ff6c7b1cc0467bc8 EFLAGS: 00010286
[ 92.724241] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 92.724282] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2e1d1dc1c42d00
[ 92.724322] RBP: 0000000000000000 R08: ff2e1d1dc3245150 R09: ff2e1d1dc788d030
[ 92.724363] R10: ff2e1d1dc4978118 R11: fefefefefefefeff R12: 0000000000000000
[ 92.724411] R13: 0000000000000011 R14: ff2e1d1dc4978000 R15: ff2e1d1dc1c42d00
[ 92.724457] FS: 0000000000000000(0000) GS:ff2e1d1e70a96000(0000) knlGS:0000000000000000
[ 92.724504] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 92.724541] CR2: 00007f415dfe8000 CR3: 000000002e442004 CR4: 0000000000771ef0
[ 92.724583] PKRU: 55555554
[ 92.724597] Call Trace:
[ 92.724612]
[ 92.724625] unregister_netdevice_many_notify+0x877/0x9d0
[ 92.724657] unregister_netdevice_queue+0x9e/0xd0
[ 92.724687] __tun_detach+0x591/0x5b0
[ 92.724709] tun_chr_close+0x3f/0xc0
[ 92.724733] __fput+0xe8/0x2c0
[ 92.724752] task_work_run+0x63/0xa0
[ 92.724775] do_exit+0x2c1/0xba0
[ 92.724796] ? netlink_dump+0x336/0x450
[ 92.724818] do_group_exit+0x2d/0xc0
[ 92.724845] get_signal+0x82e/0x900
[ 92.724867] arch_do_signal_or_restart+0x77/0x2b0
[ 92.724898] exit_to_user_mode_loop+0x75/0x4a0
[ 92.724924] do_syscall_64+0x439/0xfc0
[ 92.724947] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 92.724973] RIP: 0033:0x4c2d9e
[ 92.724992] Code: Unable to access opcode bytes at 0x4c2d74.
[ 92.725028] RSP: 002b:00007fff608dfc10 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
[ 92.725071] RAX: 0000000000000050 RBX: 00007fff608dfca0 RCX: 00000000004c2d9e
[ 92.725111] RDX: 0000000000000000 RSI: 00007fff608dfcb0 RDI: 0000000000000007
[ 92.725151] RBP: 00007fff608dfc20 R08: 0000000000000000 R09: 0000000000000000
[ 92.725193] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff608dfc94
[ 92.725233] R13: 00007fff608e0838 R14: 00007fff608dfde0 R15: 0000000000543540
[ 92.725275]
[ 92.725290] ---[ end trace 0000000000000000 ]---
[ 92.739740] ------------[ cut here ]------------
[ 92.739796] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: kworker/u16:1/65
[ 92.739864] Modules linked in:
[ 92.739887] CPU: 3 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 92.739948] Tainted: [W]=WARN
[ 92.739969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.740007] Workqueue: netns cleanup_net
[ 92.740033] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 92.740063] Code: 80 00 00 00 e8 59 d9 ff ff 48 83 c4 38 85 c0 75 18 48 83 c4 08 4c 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 44 8b 48 08 eb b4 90 <0f> 0b 90 ba 02 00 00 00 4c 89 fe 31 ff e8 76 b2 fb ff b9 a6 ff ff
[ 92.740177] RSP: 0018:ff6c7b1cc023fc78 EFLAGS: 00010286
[ 92.740208] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 92.740248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2e1d1dc3132300
[ 92.740296] RBP: 0000000000000000 R08: ff2e1d1dc3296090 R09: ff2e1d1dc789282c
[ 92.740331] R10: ff2e1d1dc2e5d118 R11: fefefefefefefeff R12: 0000000000000000
[ 92.740373] R13: 0000000000000011 R14: ff2e1d1dc2e5d000 R15: ff2e1d1dc3132300
[ 92.740425] FS: 0000000000000000(0000) GS:ff2e1d1e70c16000(0000) knlGS:0000000000000000
[ 92.740470] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 92.740509] CR2: 00007f81bc2d4f98 CR3: 000000000303c001 CR4: 0000000000771ef0
[ 92.740556] PKRU: 55555554
[ 92.740570] Call Trace:
[ 92.740585]
[ 92.740602] unregister_netdevice_many_notify+0x877/0x9d0
[ 92.740633] default_device_exit_batch+0x318/0x390
[ 92.740671] ops_undo_list+0x10b/0x240
[ 92.740697] cleanup_net+0x1d7/0x2e0
[ 92.740717] process_one_work+0x162/0x360
[ 92.740742] worker_thread+0x16e/0x2d0
[ 92.740767] ? rescuer_thread+0x510/0x510
[ 92.740791] kthread+0xe1/0x120
[ 92.740814] ? kthread_park+0xa0/0xa0
[ 92.740833] ret_from_fork+0x16d/0x250
[ 92.740856] ? kthread_park+0xa0/0xa0
[ 92.740880] ret_from_fork_asm+0x11/0x20
[ 92.740902]
[ 92.740914] ---[ end trace 0000000000000000 ]---