[ 365.962297] ------------[ cut here ]------------
[ 365.962373] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: unshare/514
[ 365.962461] Modules linked in:
[ 365.962518] CPU: 2 UID: 0 PID: 514 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 365.962610] Tainted: [W]=WARN
[ 365.962665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 365.962742] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 365.962806] 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
[ 365.962938] RSP: 0018:ff71d8c68083fcc8 EFLAGS: 00010286
[ 365.963015] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 365.963095] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5d300
[ 365.963173] RBP: 0000000000000000 R08: ff3cc9a4c191a190 R09: ff3cc9a4c2e5f02c
[ 365.963249] R10: ff3cc9a4c2950118 R11: fefefefefefefeff R12: 0000000000000000
[ 365.963325] R13: 0000000000000010 R14: ff3cc9a4c2950000 R15: ff3cc9a4c2b5d300
[ 365.963405] FS: 00007f45dafef740(0000) GS:ff3cc9a545f96000(0000) knlGS:0000000000000000
[ 365.963484] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 365.963553] CR2: 00007f45db1b1280 CR3: 0000000001952005 CR4: 0000000000771ef0
[ 365.963631] PKRU: 55555554
[ 365.963685] Call Trace:
[ 365.963733]
[ 365.963782] rtmsg_ifinfo+0x3c/0xa0
[ 365.963839] register_netdevice+0x889/0x9f0
[ 365.963897] register_netdev+0x1e/0x30
[ 365.963961] loopback_net_init+0x57/0xb0
[ 365.964020] ? vsock_sysctl_init_net+0xb6/0x140
[ 365.964089] ops_init+0x68/0x140
[ 365.964152] setup_net+0x85/0x150
[ 365.964209] copy_net_ns+0xf5/0x200
[ 365.964266] create_new_namespaces+0x117/0x2f0
[ 365.964331] unshare_nsproxy_namespaces+0x85/0xb0
[ 365.964395] ksys_unshare+0x346/0x5e0
[ 365.964453] __x64_sys_unshare+0x12/0x20
[ 365.964510] do_syscall_64+0x104/0xfc0
[ 365.964567] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 365.964630] RIP: 0033:0x7f45db0eabcb
[ 365.964694] 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
[ 365.964826] RSP: 002b:00007ffe4e173608 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 365.964902] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45db0eabcb
[ 365.964983] RDX: 0000000000000000 RSI: 00007ffe4e173370 RDI: 0000000040000000
[ 365.965060] RBP: 00007ffe4e173990 R08: 00007ffe4e173560 R09: 0000000000000000
[ 365.965139] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 365.965215] R13: 0000000000000000 R14: 00000000ffffffff R15: 000055765e104b68
[ 365.965290]
[ 365.965338] ---[ end trace 0000000000000000 ]---
[ 365.966054] ------------[ cut here ]------------
[ 365.966118] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: packetdrill/514
[ 365.966203] Modules linked in:
[ 365.966260] CPU: 2 UID: 0 PID: 514 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 365.966350] Tainted: [W]=WARN
[ 365.966405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 365.966476] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 365.966540] 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
[ 365.966673] RSP: 0018:ff71d8c68083fd68 EFLAGS: 00010286
[ 365.966746] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 365.966826] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5d300
[ 365.966902] RBP: 0000000000000000 R08: ff3cc9a4c329d590 R09: ff3cc9a4c19bd030
[ 365.966984] R10: ff3cc9a4c4f94118 R11: fefefefefefefeff R12: 0000000000000000
[ 365.967061] R13: 0000000000000010 R14: ff3cc9a4c4f94000 R15: ff3cc9a4c2b5d300
[ 365.967139] FS: 000000000a153400(0000) GS:ff3cc9a545f96000(0000) knlGS:0000000000000000
[ 365.967217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 365.967288] CR2: 00007f851c5c5000 CR3: 00000000019e7006 CR4: 0000000000771ef0
[ 365.967365] PKRU: 55555554
[ 365.967413] Call Trace:
[ 365.967461]
[ 365.967509] rtmsg_ifinfo+0x3c/0xa0
[ 365.967566] register_netdevice+0x889/0x9f0
[ 365.967623] __tun_chr_ioctl+0x83c/0x16c0
[ 365.967688] ? do_sys_openat2+0x9a/0xe0
[ 365.967747] __x64_sys_ioctl+0xa1/0xe0
[ 365.967805] do_syscall_64+0x104/0xfc0
[ 365.967863] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 365.967927] RIP: 0033:0x47cc8d
[ 365.967989] 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
[ 365.968125] RSP: 002b:00007fffe2bf3e60 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 365.968203] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 365.968280] RDX: 00007fffe2bf3ee0 RSI: 00000000400454ca RDI: 0000000000000005
[ 365.968356] RBP: 00007fffe2bf3eb0 R08: 0000000000000000 R09: 0000000000000000
[ 365.968432] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffe2bf43b8
[ 365.968508] R13: 00007fffe2bf4438 R14: 0000000000000002 R15: 0000000000543540
[ 365.968585]
[ 365.968633] ---[ end trace 0000000000000000 ]---
[ 365.968719] ------------[ cut here ]------------
[ 365.968782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: packetdrill/514
[ 365.968867] Modules linked in:
[ 365.968922] CPU: 2 UID: 0 PID: 514 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 365.969017] Tainted: [W]=WARN
[ 365.969074] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 365.969145] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 365.969208] 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
[ 365.969338] RSP: 0018:ff71d8c68083fd60 EFLAGS: 00010286
[ 365.969402] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 365.969478] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5d300
[ 365.969553] RBP: 0000000000000002 R08: ff3cc9a4c329d590 R09: ff3cc9a4c19bd030
[ 365.969629] R10: ff3cc9a4c4f94118 R11: fefefefefefefeff R12: 0000000000000000
[ 365.969711] R13: 0000000000000010 R14: ff3cc9a4c4f94000 R15: ff3cc9a4c2b5d300
[ 365.969791] FS: 000000000a153400(0000) GS:ff3cc9a545f96000(0000) knlGS:0000000000000000
[ 365.969870] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 365.969938] CR2: 00007f851c5c5000 CR3: 00000000019e7006 CR4: 0000000000771ef0
[ 365.970025] PKRU: 55555554
[ 365.970076] Call Trace:
[ 365.970124]
[ 365.970173] rtnetlink_event+0x6e/0xb0
[ 365.970230] notifier_call_chain+0x6d/0x100
[ 365.970288] netdev_update_features+0x56/0x60
[ 365.970353] __tun_chr_ioctl+0xbf1/0x16c0
[ 365.970409] ? file_init_path+0x62/0x120
[ 365.970468] __x64_sys_ioctl+0xa1/0xe0
[ 365.970524] do_syscall_64+0x104/0xfc0
[ 365.970581] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 365.970645] RIP: 0033:0x47cc8d
[ 365.970708] 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
[ 365.970839] RSP: 002b:00007fffe2bf3ea0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 365.970915] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 365.970996] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 365.971073] RBP: 00007fffe2bf3ef0 R08: 0000000000000000 R09: 0000000000000000
[ 365.971149] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffe2bf43b8
[ 365.971225] R13: 00007fffe2bf4438 R14: 0000000000000002 R15: 0000000000543540
[ 365.971301]
[ 365.971349] ---[ end trace 0000000000000000 ]---
[ 365.971430] ------------[ cut here ]------------
[ 365.971491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: packetdrill/514
[ 365.971575] Modules linked in:
[ 365.971631] CPU: 2 UID: 0 PID: 514 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 365.971726] Tainted: [W]=WARN
[ 365.971781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 365.971850] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 365.971913] 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
[ 365.972047] RSP: 0018:ff71d8c68083fc10 EFLAGS: 00010286
[ 365.972109] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 365.972186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5d300
[ 365.972263] RBP: 0000000000000000 R08: ff3cc9a4c329d590 R09: ff3cc9a4c1e97030
[ 365.972339] R10: ff3cc9a4c4f94118 R11: fefefefefefefeff R12: 0000000000000000
[ 365.972415] R13: 0000000000000010 R14: ff3cc9a4c4f94000 R15: ff3cc9a4c2b5d300
[ 365.972494] FS: 000000000a153400(0000) GS:ff3cc9a545f96000(0000) knlGS:0000000000000000
[ 365.972571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 365.972641] CR2: 00007f851c5c5000 CR3: 00000000019e7006 CR4: 0000000000771ef0
[ 365.972723] PKRU: 55555554
[ 365.972771] Call Trace:
[ 365.972820]
[ 365.972868] rtmsg_ifinfo+0x3c/0xa0
[ 365.972925] __dev_notify_flags+0xb1/0xf0
[ 365.972990] netif_change_flags+0x54/0x70
[ 365.973047] dev_change_flags+0x45/0x80
[ 365.973104] devinet_ioctl+0x607/0x7f0
[ 365.973162] inet_ioctl+0x229/0x240
[ 365.973220] ? __rtnl_unlock+0x35/0x60
[ 365.973277] sock_do_ioctl+0x75/0x140
[ 365.973335] __x64_sys_ioctl+0xa1/0xe0
[ 365.973392] do_syscall_64+0x104/0xfc0
[ 365.973449] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 365.973512] RIP: 0033:0x47cc8d
[ 365.973567] 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
[ 365.973707] RSP: 002b:00007fffe2bf3e80 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 365.973785] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 365.973861] RDX: 00007fffe2bf3ef0 RSI: 0000000000008914 RDI: 0000000000000006
[ 365.973937] RBP: 00007fffe2bf3ed0 R08: 0000000000000000 R09: 0000000000000000
[ 365.974020] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffe2bf43b8
[ 365.974098] R13: 00007fffe2bf4438 R14: 0000000000000002 R15: 0000000000543540
[ 365.974176]
[ 365.974223] ---[ end trace 0000000000000000 ]---
[ 410.947997] ------------[ cut here ]------------
[ 410.948115] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: packetdrill/514
[ 410.948245] Modules linked in:
[ 410.948303] CPU: 2 UID: 0 PID: 514 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 410.948397] Tainted: [W]=WARN
[ 410.948454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 410.948529] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 410.948599] 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
[ 410.948736] RSP: 0018:ff71d8c68083fb58 EFLAGS: 00010286
[ 410.948801] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 410.948883] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b77800
[ 410.948968] RBP: 0000000000000000 R08: ff3cc9a4c329d590 R09: ff3cc9a4c1e97030
[ 410.949044] R10: ff3cc9a4c4f94118 R11: fefefefefefefeff R12: 0000000000000000
[ 410.949120] R13: 0000000000000010 R14: ff3cc9a4c4f94000 R15: ff3cc9a4c2b77800
[ 410.949202] FS: 0000000000000000(0000) GS:ff3cc9a545f96000(0000) knlGS:0000000000000000
[ 410.949280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 410.949349] CR2: 00007f1a1e8716f0 CR3: 0000000013a42003 CR4: 0000000000771ef0
[ 410.949428] PKRU: 55555554
[ 410.949476] Call Trace:
[ 410.949526]
[ 410.949576] rtmsg_ifinfo+0x3c/0xa0
[ 410.949633] netif_close_many+0xed/0x190
[ 410.949691] unregister_netdevice_many_notify+0x267/0x9d0
[ 410.949756] ? __queue_work+0x141/0x550
[ 410.949815] unregister_netdevice_queue+0x9e/0xd0
[ 410.949888] __tun_detach+0x591/0x5b0
[ 410.950107] tun_chr_close+0x3f/0xc0
[ 410.950171] __fput+0xe8/0x2c0
[ 410.950231] task_work_run+0x63/0xa0
[ 410.950289] do_exit+0x2c1/0xba0
[ 410.950348] do_group_exit+0x2d/0xc0
[ 410.950405] ? __sys_sendto+0x194/0x220
[ 410.950463] get_signal+0x82e/0x900
[ 410.950521] arch_do_signal_or_restart+0x77/0x2b0
[ 410.950588] exit_to_user_mode_loop+0x75/0x4a0
[ 410.950654] do_syscall_64+0x439/0xfc0
[ 410.950714] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 410.950781] RIP: 0033:0x4c2d9e
[ 410.950844] Code: Unable to access opcode bytes at 0x4c2d74.
[ 410.950914] RSP: 002b:00007fffe2bf3810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 410.950996] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 410.951076] RDX: 0000000000000014 RSI: 00007fffe2bf38f0 RDI: 0000000000000007
[ 410.951153] RBP: 00007fffe2bf3820 R08: 00007fffe2bf38b0 R09: 000000000000000c
[ 410.951230] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000a15be10
[ 410.951307] R13: 00007fffe2bf4438 R14: 00007fffe2bf39e0 R15: 0000000000543540
[ 410.951384]
[ 410.951433] ---[ end trace 0000000000000000 ]---
[ 410.951657] ------------[ cut here ]------------
[ 410.951721] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: packetdrill/514
[ 410.951810] Modules linked in:
[ 410.951873] CPU: 2 UID: 0 PID: 514 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 410.951975] Tainted: [W]=WARN
[ 410.952029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 410.952101] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 410.952165] 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
[ 410.952298] RSP: 0018:ff71d8c68083fbc8 EFLAGS: 00010286
[ 410.952362] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 410.952438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b77800
[ 410.952514] RBP: 0000000000000000 R08: ff3cc9a4c329d590 R09: ff3cc9a4c4fde030
[ 410.952590] R10: ff3cc9a4c4f94118 R11: fefefefefefefeff R12: 0000000000000000
[ 410.952667] R13: 0000000000000011 R14: ff3cc9a4c4f94000 R15: ff3cc9a4c2b77800
[ 410.952748] FS: 0000000000000000(0000) GS:ff3cc9a545f96000(0000) knlGS:0000000000000000
[ 410.952833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 410.952904] CR2: 00007f1a1ea6c620 CR3: 0000000013a42003 CR4: 0000000000771ef0
[ 410.953202] PKRU: 55555554
[ 410.953254] Call Trace:
[ 410.953303]
[ 410.953351] unregister_netdevice_many_notify+0x877/0x9d0
[ 410.953416] unregister_netdevice_queue+0x9e/0xd0
[ 410.953480] __tun_detach+0x591/0x5b0
[ 410.953538] tun_chr_close+0x3f/0xc0
[ 410.953595] __fput+0xe8/0x2c0
[ 410.953653] task_work_run+0x63/0xa0
[ 410.953710] do_exit+0x2c1/0xba0
[ 410.953768] do_group_exit+0x2d/0xc0
[ 410.953831] ? __sys_sendto+0x194/0x220
[ 410.953888] get_signal+0x82e/0x900
[ 410.953953] arch_do_signal_or_restart+0x77/0x2b0
[ 410.954019] exit_to_user_mode_loop+0x75/0x4a0
[ 410.954084] do_syscall_64+0x439/0xfc0
[ 410.954142] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 410.954213] RIP: 0033:0x4c2d9e
[ 410.954271] Code: Unable to access opcode bytes at 0x4c2d74.
[ 410.954341] RSP: 002b:00007fffe2bf3810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 410.954419] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 410.954497] RDX: 0000000000000014 RSI: 00007fffe2bf38f0 RDI: 0000000000000007
[ 410.954574] RBP: 00007fffe2bf3820 R08: 00007fffe2bf38b0 R09: 000000000000000c
[ 410.954652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000a15be10
[ 410.954729] R13: 00007fffe2bf4438 R14: 00007fffe2bf39e0 R15: 0000000000543540
[ 410.954806]
[ 410.954857] ---[ end trace 0000000000000000 ]---
[ 410.965060] ------------[ cut here ]------------
[ 410.965100] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: kworker/u16:1/65
[ 410.965165] Modules linked in:
[ 410.965194] CPU: 0 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 410.965256] Tainted: [W]=WARN
[ 410.965276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 410.965311] Workqueue: netns cleanup_net
[ 410.965337] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 410.965366] 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
[ 410.965460] RSP: 0018:ff71d8c68023fc78 EFLAGS: 00010286
[ 410.965491] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 410.965530] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b77900
[ 410.965573] RBP: 0000000000000000 R08: ff3cc9a4c191a190 R09: ff3cc9a4c4e5f82c
[ 410.965612] R10: ff3cc9a4c2950118 R11: fefefefefefefeff R12: 0000000000000000
[ 410.965650] R13: 0000000000000011 R14: ff3cc9a4c2950000 R15: ff3cc9a4c2b77900
[ 410.965694] FS: 0000000000000000(0000) GS:ff3cc9a545e96000(0000) knlGS:0000000000000000
[ 410.965738] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 410.965773] CR2: 00007f79bcd18f98 CR3: 0000000013a42002 CR4: 0000000000771ef0
[ 410.965817] PKRU: 55555554
[ 410.965839] Call Trace:
[ 410.965854]
[ 410.965867] unregister_netdevice_many_notify+0x877/0x9d0
[ 410.965896] default_device_exit_batch+0x318/0x390
[ 410.965925] ops_undo_list+0x10b/0x240
[ 410.965954] cleanup_net+0x1d7/0x2e0
[ 410.965979] process_one_work+0x162/0x360
[ 410.966005] worker_thread+0x16e/0x2d0
[ 410.966024] ? rescuer_thread+0x510/0x510
[ 410.966047] kthread+0xe1/0x120
[ 410.966066] ? kthread_park+0xa0/0xa0
[ 410.966091] ret_from_fork+0x16d/0x250
[ 410.966113] ? kthread_park+0xa0/0xa0
[ 410.966135] ret_from_fork_asm+0x11/0x20
[ 410.966160]
[ 410.966173] ---[ end trace 0000000000000000 ]---