[ 93.227661] ------------[ cut here ]------------
[ 93.227714] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: unshare/249
[ 93.227766] Modules linked in:
[ 93.227791] CPU: 3 UID: 0 PID: 249 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.227855] Tainted: [W]=WARN
[ 93.227879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.227912] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.227942] 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
[ 93.228048] RSP: 0018:ff77a99b80517cc8 EFLAGS: 00010286
[ 93.228073] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 93.228115] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc818e1200
[ 93.228158] RBP: 0000000000000000 R08: ff2556dc8193fe10 R09: ff2556dc8302e02c
[ 93.228200] R10: ff2556dc86a9a118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.228246] R13: 0000000000000010 R14: ff2556dc86a9a000 R15: ff2556dc818e1200
[ 93.228302] FS: 00007f35ca0fa740(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 93.228347] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.228392] CR2: 000055c8ccf08008 CR3: 000000000319a005 CR4: 0000000000771ef0
[ 93.228435] PKRU: 55555554
[ 93.228451] Call Trace:
[ 93.228464]
[ 93.228479] rtmsg_ifinfo+0x3c/0xa0
[ 93.228499] register_netdevice+0x889/0x9f0
[ 93.228522] register_netdev+0x1e/0x30
[ 93.228544] loopback_net_init+0x57/0xb0
[ 93.228568] ? vsock_sysctl_init_net+0xb6/0x140
[ 93.228600] ops_init+0x68/0x140
[ 93.228626] setup_net+0x85/0x150
[ 93.228647] copy_net_ns+0xf5/0x200
[ 93.228670] create_new_namespaces+0x117/0x2f0
[ 93.228702] unshare_nsproxy_namespaces+0x85/0xb0
[ 93.228729] ksys_unshare+0x346/0x5e0
[ 93.228755] __x64_sys_unshare+0x12/0x20
[ 93.228774] do_syscall_64+0x104/0xfc0
[ 93.228799] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.228832] RIP: 0033:0x7f35ca1f5bcb
[ 93.228857] 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
[ 93.228968] RSP: 002b:00007ffceb3c2628 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 93.229011] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f35ca1f5bcb
[ 93.229055] RDX: 0000000000000000 RSI: 00007ffceb3c2390 RDI: 0000000040000000
[ 93.229108] RBP: 00007ffceb3c29b0 R08: 00007ffceb3c2580 R09: 0000000000000000
[ 93.229152] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 93.229194] R13: 0000000000000000 R14: 00000000ffffffff R15: 000055c8a09f9b68
[ 93.229235]
[ 93.229250] ---[ end trace 0000000000000000 ]---
[ 93.229869] ------------[ cut here ]------------
[ 93.229923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/249
[ 93.229980] Modules linked in:
[ 93.229999] CPU: 3 UID: 0 PID: 249 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.230059] Tainted: [W]=WARN
[ 93.230081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.230124] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.230152] 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
[ 93.230249] RSP: 0018:ff77a99b80517d68 EFLAGS: 00010286
[ 93.230277] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 93.230320] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc818e1200
[ 93.230368] RBP: 0000000000000000 R08: ff2556dc8329b0d0 R09: ff2556dc8301e030
[ 93.230412] R10: ff2556dc8693c118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.230455] R13: 0000000000000010 R14: ff2556dc8693c000 R15: ff2556dc818e1200
[ 93.230502] FS: 000000002f19a400(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 93.230544] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.230580] CR2: 00007f3705645000 CR3: 0000000001912006 CR4: 0000000000771ef0
[ 93.230622] PKRU: 55555554
[ 93.230637] Call Trace:
[ 93.230652]
[ 93.230668] rtmsg_ifinfo+0x3c/0xa0
[ 93.230690] register_netdevice+0x889/0x9f0
[ 93.230714] __tun_chr_ioctl+0x83c/0x16c0
[ 93.230739] ? do_sys_openat2+0x9a/0xe0
[ 93.230764] __x64_sys_ioctl+0xa1/0xe0
[ 93.230787] do_syscall_64+0x104/0xfc0
[ 93.230812] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.230846] RIP: 0033:0x47cc8d
[ 93.230870] 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
[ 93.230970] RSP: 002b:00007ffe2a3e7090 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 93.231012] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 93.231055] RDX: 00007ffe2a3e7110 RSI: 00000000400454ca RDI: 0000000000000005
[ 93.231098] RBP: 00007ffe2a3e70e0 R08: 0000000000000000 R09: 0000000000000000
[ 93.231141] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2a3e75e8
[ 93.231184] R13: 00007ffe2a3e7668 R14: 0000000000000002 R15: 0000000000543540
[ 93.231230]
[ 93.231244] ---[ end trace 0000000000000000 ]---
[ 93.231286] ------------[ cut here ]------------
[ 93.231314] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/249
[ 93.231364] Modules linked in:
[ 93.231387] CPU: 3 UID: 0 PID: 249 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.231447] Tainted: [W]=WARN
[ 93.231467] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.231503] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.231532] 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
[ 93.231631] RSP: 0018:ff77a99b80517d60 EFLAGS: 00010286
[ 93.231660] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 93.231702] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc818e1200
[ 93.231744] RBP: 0000000000000002 R08: ff2556dc8329b0d0 R09: ff2556dc8301e030
[ 93.231786] R10: ff2556dc8693c118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.231834] R13: 0000000000000010 R14: ff2556dc8693c000 R15: ff2556dc818e1200
[ 93.231880] FS: 000000002f19a400(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 93.231926] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.231962] CR2: 00007f3705645000 CR3: 0000000001912006 CR4: 0000000000771ef0
[ 93.232004] PKRU: 55555554
[ 93.232019] Call Trace:
[ 93.232032]
[ 93.232046] rtnetlink_event+0x6e/0xb0
[ 93.232065] notifier_call_chain+0x6d/0x100
[ 93.232089] netdev_update_features+0x56/0x60
[ 93.232121] __tun_chr_ioctl+0xbf1/0x16c0
[ 93.232139] ? file_init_path+0x62/0x120
[ 93.232164] __x64_sys_ioctl+0xa1/0xe0
[ 93.232186] do_syscall_64+0x104/0xfc0
[ 93.232207] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.232240] RIP: 0033:0x47cc8d
[ 93.232263] 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
[ 93.232362] RSP: 002b:00007ffe2a3e70d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 93.232407] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 93.232448] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 93.232487] RBP: 00007ffe2a3e7120 R08: 0000000000000000 R09: 0000000000000000
[ 93.232528] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2a3e75e8
[ 93.232568] R13: 00007ffe2a3e7668 R14: 0000000000000002 R15: 0000000000543540
[ 93.232609]
[ 93.232625] ---[ end trace 0000000000000000 ]---
[ 93.232665] ------------[ cut here ]------------
[ 93.232694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/249
[ 93.232747] Modules linked in:
[ 93.232771] CPU: 3 UID: 0 PID: 249 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.232832] Tainted: [W]=WARN
[ 93.232854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.232889] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.232919] 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
[ 93.233019] RSP: 0018:ff77a99b80517c10 EFLAGS: 00010286
[ 93.233052] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 93.233098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc818e1200
[ 93.233144] RBP: 0000000000000000 R08: ff2556dc8329b0d0 R09: ff2556dc8302c030
[ 93.233194] R10: ff2556dc8693c118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.233234] R13: 0000000000000010 R14: ff2556dc8693c000 R15: ff2556dc818e1200
[ 93.233280] FS: 000000002f19a400(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 93.233326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.233362] CR2: 00007f3705645000 CR3: 0000000001912006 CR4: 0000000000771ef0
[ 93.233405] PKRU: 55555554
[ 93.233421] Call Trace:
[ 93.233436]
[ 93.233450] rtmsg_ifinfo+0x3c/0xa0
[ 93.233470] __dev_notify_flags+0xb1/0xf0
[ 93.233494] netif_change_flags+0x54/0x70
[ 93.233516] dev_change_flags+0x45/0x80
[ 93.233535] devinet_ioctl+0x607/0x7f0
[ 93.233561] inet_ioctl+0x229/0x240
[ 93.233580] ? __rtnl_unlock+0x35/0x60
[ 93.233604] sock_do_ioctl+0x75/0x140
[ 93.233629] __x64_sys_ioctl+0xa1/0xe0
[ 93.233650] do_syscall_64+0x104/0xfc0
[ 93.233675] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.233705] RIP: 0033:0x47cc8d
[ 93.233727] 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
[ 93.233833] RSP: 002b:00007ffe2a3e70b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 93.233877] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 93.233918] RDX: 00007ffe2a3e7120 RSI: 0000000000008914 RDI: 0000000000000006
[ 93.233962] RBP: 00007ffe2a3e7100 R08: 0000000000000000 R09: 0000000000000000
[ 93.234003] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2a3e75e8
[ 93.234047] R13: 00007ffe2a3e7668 R14: 0000000000000002 R15: 0000000000543540
[ 93.234092]
[ 93.234105] ---[ end trace 0000000000000000 ]---
[ 138.213760] ------------[ cut here ]------------
[ 138.213832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/249
[ 138.213887] Modules linked in:
[ 138.213912] CPU: 3 UID: 0 PID: 249 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.213974] Tainted: [W]=WARN
[ 138.214000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.214040] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.214073] 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
[ 138.214172] RSP: 0018:ff77a99b80517b58 EFLAGS: 00010286
[ 138.214204] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 138.214248] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926300
[ 138.214293] RBP: 0000000000000000 R08: ff2556dc8329b0d0 R09: ff2556dc8302c030
[ 138.214333] R10: ff2556dc8693c118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.214379] R13: 0000000000000010 R14: ff2556dc8693c000 R15: ff2556dc81926300
[ 138.214416] FS: 0000000000000000(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 138.214459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.214492] CR2: 00007f3705645000 CR3: 0000000004a42001 CR4: 0000000000771ef0
[ 138.214541] PKRU: 55555554
[ 138.214557] Call Trace:
[ 138.214573]
[ 138.214590] rtmsg_ifinfo+0x3c/0xa0
[ 138.214615] netif_close_many+0xed/0x190
[ 138.214640] unregister_netdevice_many_notify+0x267/0x9d0
[ 138.214669] ? __queue_work+0x141/0x550
[ 138.214694] unregister_netdevice_queue+0x9e/0xd0
[ 138.214727] __tun_detach+0x591/0x5b0
[ 138.214753] tun_chr_close+0x3f/0xc0
[ 138.214776] __fput+0xe8/0x2c0
[ 138.214804] task_work_run+0x63/0xa0
[ 138.214829] do_exit+0x2c1/0xba0
[ 138.214856] ? netlink_dump+0x336/0x450
[ 138.214881] do_group_exit+0x2d/0xc0
[ 138.214905] get_signal+0x82e/0x900
[ 138.214932] arch_do_signal_or_restart+0x77/0x2b0
[ 138.214966] exit_to_user_mode_loop+0x75/0x4a0
[ 138.214997] do_syscall_64+0x439/0xfc0
[ 138.215023] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.215054] RIP: 0033:0x4c2d9e
[ 138.215075] Code: Unable to access opcode bytes at 0x4c2d74.
[ 138.215113] RSP: 002b:00007ffe2a3e6a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
[ 138.215157] RAX: 0000000000000050 RBX: 00007ffe2a3e6ad0 RCX: 00000000004c2d9e
[ 138.215192] RDX: 0000000000000000 RSI: 00007ffe2a3e6ae0 RDI: 0000000000000007
[ 138.215231] RBP: 00007ffe2a3e6a50 R08: 0000000000000000 R09: 0000000000000000
[ 138.215271] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2a3e6ac4
[ 138.215310] R13: 00007ffe2a3e7668 R14: 00007ffe2a3e6c10 R15: 0000000000543540
[ 138.215350]
[ 138.215367] ---[ end trace 0000000000000000 ]---
[ 138.215472] ------------[ cut here ]------------
[ 138.215499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/249
[ 138.215551] Modules linked in:
[ 138.215575] CPU: 3 UID: 0 PID: 249 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.215632] Tainted: [W]=WARN
[ 138.215654] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.215690] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.215720] 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
[ 138.216079] RSP: 0018:ff77a99b80517bc8 EFLAGS: 00010286
[ 138.216112] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 138.216154] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926300
[ 138.216200] RBP: 0000000000000000 R08: ff2556dc8329b0d0 R09: ff2556dc89bda030
[ 138.216243] R10: ff2556dc8693c118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.216282] R13: 0000000000000011 R14: ff2556dc8693c000 R15: ff2556dc81926300
[ 138.216330] FS: 0000000000000000(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 138.216376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.216413] CR2: 00007f3705645000 CR3: 0000000004a42001 CR4: 0000000000771ef0
[ 138.216454] PKRU: 55555554
[ 138.216469] Call Trace:
[ 138.216487]
[ 138.216503] unregister_netdevice_many_notify+0x877/0x9d0
[ 138.216537] unregister_netdevice_queue+0x9e/0xd0
[ 138.216569] __tun_detach+0x591/0x5b0
[ 138.216594] tun_chr_close+0x3f/0xc0
[ 138.216617] __fput+0xe8/0x2c0
[ 138.216642] task_work_run+0x63/0xa0
[ 138.216667] do_exit+0x2c1/0xba0
[ 138.216691] ? netlink_dump+0x336/0x450
[ 138.216716] do_group_exit+0x2d/0xc0
[ 138.216740] get_signal+0x82e/0x900
[ 138.216765] arch_do_signal_or_restart+0x77/0x2b0
[ 138.216794] exit_to_user_mode_loop+0x75/0x4a0
[ 138.216825] do_syscall_64+0x439/0xfc0
[ 138.216851] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.216883] RIP: 0033:0x4c2d9e
[ 138.216904] Code: Unable to access opcode bytes at 0x4c2d74.
[ 138.216940] RSP: 002b:00007ffe2a3e6a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
[ 138.216985] RAX: 0000000000000050 RBX: 00007ffe2a3e6ad0 RCX: 00000000004c2d9e
[ 138.217029] RDX: 0000000000000000 RSI: 00007ffe2a3e6ae0 RDI: 0000000000000007
[ 138.217068] RBP: 00007ffe2a3e6a50 R08: 0000000000000000 R09: 0000000000000000
[ 138.217112] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe2a3e6ac4
[ 138.217150] R13: 00007ffe2a3e7668 R14: 00007ffe2a3e6c10 R15: 0000000000543540
[ 138.217191]
[ 138.217207] ---[ end trace 0000000000000000 ]---
[ 138.224953] ------------[ cut here ]------------
[ 138.224999] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: kworker/u16:1/64
[ 138.225070] Modules linked in:
[ 138.225096] CPU: 1 UID: 0 PID: 64 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.225157] Tainted: [W]=WARN
[ 138.225181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.225218] Workqueue: netns cleanup_net
[ 138.225245] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.225278] 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
[ 138.225385] RSP: 0018:ff77a99b80237c78 EFLAGS: 00010286
[ 138.225418] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 138.225469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926200
[ 138.225530] RBP: 0000000000000000 R08: ff2556dc8193fe10 R09: ff2556dc8924282c
[ 138.225575] R10: ff2556dc86a9a118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.225620] R13: 0000000000000011 R14: ff2556dc86a9a000 R15: ff2556dc81926200
[ 138.225666] FS: 0000000000000000(0000) GS:ff2556dd07f16000(0000) knlGS:0000000000000000
[ 138.225718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.225755] CR2: 00007fdf4d7be770 CR3: 0000000004a42001 CR4: 0000000000771ef0
[ 138.225813] PKRU: 55555554
[ 138.225829] Call Trace:
[ 138.225845]
[ 138.225863] unregister_netdevice_many_notify+0x877/0x9d0
[ 138.225897] default_device_exit_batch+0x318/0x390
[ 138.225926] ops_undo_list+0x10b/0x240
[ 138.225952] cleanup_net+0x1d7/0x2e0
[ 138.225977] process_one_work+0x162/0x360
[ 138.225999] worker_thread+0x16e/0x2d0
[ 138.226022] ? rescuer_thread+0x510/0x510
[ 138.226045] kthread+0xe1/0x120
[ 138.226067] ? kthread_park+0xa0/0xa0
[ 138.226089] ret_from_fork+0x16d/0x250
[ 138.226114] ? kthread_park+0xa0/0xa0
[ 138.226134] ret_from_fork_asm+0x11/0x20
[ 138.226159]
[ 138.226174] ---[ end trace 0000000000000000 ]---