[ 93.191847] ------------[ cut here ]------------
[ 93.191886] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: unshare/247
[ 93.191942] Modules linked in:
[ 93.191967] CPU: 3 UID: 0 PID: 247 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.192019] Tainted: [W]=WARN
[ 93.192040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.192075] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.192105] 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
[ 93.192223] RSP: 0018:ff798893804efcc8 EFLAGS: 00010286
[ 93.192252] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 93.192297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3f40af02febf00
[ 93.192340] RBP: 0000000000000000 R08: ff3f40af02fbf010 R09: ff3f40af02edc02c
[ 93.192381] R10: ff3f40af04abc118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.192425] R13: 0000000000000010 R14: ff3f40af04abc000 R15: ff3f40af02febf00
[ 93.192468] FS: 00007f27af17b740(0000) GS:ff3f40af93e16000(0000) knlGS:0000000000000000
[ 93.192512] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.192546] CR2: 00005637c8ec5008 CR3: 0000000003183004 CR4: 0000000000771ef0
[ 93.192589] PKRU: 55555554
[ 93.192604] Call Trace:
[ 93.192620]
[ 93.192636] rtmsg_ifinfo+0x3c/0xa0
[ 93.192660] register_netdevice+0x889/0x9f0
[ 93.192685] register_netdev+0x1e/0x30
[ 93.192708] loopback_net_init+0x57/0xb0
[ 93.192734] ? vsock_sysctl_init_net+0xb6/0x140
[ 93.192766] ops_init+0x68/0x140
[ 93.192790] setup_net+0x85/0x150
[ 93.192813] copy_net_ns+0xf5/0x200
[ 93.192836] create_new_namespaces+0x117/0x2f0
[ 93.192867] unshare_nsproxy_namespaces+0x85/0xb0
[ 93.192897] ksys_unshare+0x346/0x5e0
[ 93.192923] __x64_sys_unshare+0x12/0x20
[ 93.192945] do_syscall_64+0x104/0xfc0
[ 93.192968] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.192997] RIP: 0033:0x7f27af276bcb
[ 93.193019] 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
[ 93.193119] RSP: 002b:00007fff8b7d66b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 93.193164] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f27af276bcb
[ 93.193203] RDX: 0000000000000000 RSI: 00007fff8b7d6420 RDI: 0000000040000000
[ 93.193246] RBP: 00007fff8b7d6a40 R08: 00007fff8b7d6610 R09: 0000000000000000
[ 93.193287] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 93.193322] R13: 0000000000000000 R14: 00000000ffffffff R15: 00005637b2285b68
[ 93.193363]
[ 93.193380] ---[ end trace 0000000000000000 ]---
[ 93.194025] ------------[ cut here ]------------
[ 93.194055] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/247
[ 93.194113] Modules linked in:
[ 93.194136] CPU: 3 UID: 0 PID: 247 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.194196] Tainted: [W]=WARN
[ 93.194218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.194253] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.194281] 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
[ 93.194373] RSP: 0018:ff798893804efd68 EFLAGS: 00010286
[ 93.194401] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 93.194441] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3f40af02febf00
[ 93.194482] RBP: 0000000000000000 R08: ff3f40af031a6c10 R09: ff3f40af02ede030
[ 93.194526] R10: ff3f40af0495c118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.194567] R13: 0000000000000010 R14: ff3f40af0495c000 R15: ff3f40af02febf00
[ 93.194613] FS: 0000000015f4b400(0000) GS:ff3f40af93e16000(0000) knlGS:0000000000000000
[ 93.194654] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.194684] CR2: 00007fe5bae93000 CR3: 00000000019df005 CR4: 0000000000771ef0
[ 93.194724] PKRU: 55555554
[ 93.194738] Call Trace:
[ 93.194752]
[ 93.194767] rtmsg_ifinfo+0x3c/0xa0
[ 93.194789] register_netdevice+0x889/0x9f0
[ 93.194811] __tun_chr_ioctl+0x83c/0x16c0
[ 93.194833] ? do_sys_openat2+0x9a/0xe0
[ 93.194857] __x64_sys_ioctl+0xa1/0xe0
[ 93.194881] do_syscall_64+0x104/0xfc0
[ 93.194902] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.194933] RIP: 0033:0x47cc8d
[ 93.194958] 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
[ 93.195051] RSP: 002b:00007fff70cf8250 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 93.195089] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 93.195135] RDX: 00007fff70cf82d0 RSI: 00000000400454ca RDI: 0000000000000005
[ 93.195181] RBP: 00007fff70cf82a0 R08: 0000000000000000 R09: 0000000000000000
[ 93.195223] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff70cf87a8
[ 93.195261] R13: 00007fff70cf8828 R14: 0000000000000002 R15: 0000000000543540
[ 93.195303]
[ 93.195315] ---[ end trace 0000000000000000 ]---
[ 93.195354] ------------[ cut here ]------------
[ 93.195381] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/247
[ 93.195425] Modules linked in:
[ 93.195448] CPU: 3 UID: 0 PID: 247 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.195506] Tainted: [W]=WARN
[ 93.195530] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.195567] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.195601] 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
[ 93.195716] RSP: 0018:ff798893804efd60 EFLAGS: 00010286
[ 93.195744] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 93.195785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3f40af02febf00
[ 93.195827] RBP: 0000000000000002 R08: ff3f40af031a6c10 R09: ff3f40af02ede030
[ 93.195872] R10: ff3f40af0495c118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.195911] R13: 0000000000000010 R14: ff3f40af0495c000 R15: ff3f40af02febf00
[ 93.195955] FS: 0000000015f4b400(0000) GS:ff3f40af93e16000(0000) knlGS:0000000000000000
[ 93.196002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.196034] CR2: 00007fe5bae93000 CR3: 00000000019df005 CR4: 0000000000771ef0
[ 93.196075] PKRU: 55555554
[ 93.196089] Call Trace:
[ 93.196103]
[ 93.196119] rtnetlink_event+0x6e/0xb0
[ 93.196141] notifier_call_chain+0x6d/0x100
[ 93.196165] netdev_update_features+0x56/0x60
[ 93.196196] __tun_chr_ioctl+0xbf1/0x16c0
[ 93.196218] ? file_init_path+0x62/0x120
[ 93.196242] __x64_sys_ioctl+0xa1/0xe0
[ 93.196263] do_syscall_64+0x104/0xfc0
[ 93.196284] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.196314] RIP: 0033:0x47cc8d
[ 93.196338] 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
[ 93.196442] RSP: 002b:00007fff70cf8290 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 93.196485] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 93.196517] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 93.196555] RBP: 00007fff70cf82e0 R08: 0000000000000000 R09: 0000000000000000
[ 93.196594] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff70cf87a8
[ 93.196634] R13: 00007fff70cf8828 R14: 0000000000000002 R15: 0000000000543540
[ 93.196676]
[ 93.196692] ---[ end trace 0000000000000000 ]---
[ 93.196732] ------------[ cut here ]------------
[ 93.196758] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/247
[ 93.196811] Modules linked in:
[ 93.196834] CPU: 3 UID: 0 PID: 247 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 93.196889] Tainted: [W]=WARN
[ 93.196913] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.196946] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 93.196976] 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
[ 93.197078] RSP: 0018:ff798893804efc10 EFLAGS: 00010286
[ 93.197111] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 93.197158] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3f40af02febf00
[ 93.197201] RBP: 0000000000000000 R08: ff3f40af031a6c10 R09: ff3f40af01130030
[ 93.197245] R10: ff3f40af0495c118 R11: fefefefefefefeff R12: 0000000000000000
[ 93.197289] R13: 0000000000000010 R14: ff3f40af0495c000 R15: ff3f40af02febf00
[ 93.197335] FS: 0000000015f4b400(0000) GS:ff3f40af93e16000(0000) knlGS:0000000000000000
[ 93.197378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.197411] CR2: 00007fe5bae93000 CR3: 00000000019df005 CR4: 0000000000771ef0
[ 93.197455] PKRU: 55555554
[ 93.197469] Call Trace:
[ 93.197484]
[ 93.197497] rtmsg_ifinfo+0x3c/0xa0
[ 93.197518] __dev_notify_flags+0xb1/0xf0
[ 93.197540] netif_change_flags+0x54/0x70
[ 93.197564] dev_change_flags+0x45/0x80
[ 93.197582] devinet_ioctl+0x607/0x7f0
[ 93.197604] inet_ioctl+0x229/0x240
[ 93.197627] ? __rtnl_unlock+0x35/0x60
[ 93.197646] sock_do_ioctl+0x75/0x140
[ 93.197671] __x64_sys_ioctl+0xa1/0xe0
[ 93.197690] do_syscall_64+0x104/0xfc0
[ 93.197710] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 93.197738] RIP: 0033:0x47cc8d
[ 93.197759] 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
[ 93.197858] RSP: 002b:00007fff70cf8270 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 93.197906] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 93.197944] RDX: 00007fff70cf82e0 RSI: 0000000000008914 RDI: 0000000000000006
[ 93.197985] RBP: 00007fff70cf82c0 R08: 0000000000000000 R09: 0000000000000000
[ 93.198025] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff70cf87a8
[ 93.198067] R13: 00007fff70cf8828 R14: 0000000000000002 R15: 0000000000543540
[ 93.198112]
[ 93.198126] ---[ end trace 0000000000000000 ]---
[ 138.182338] ------------[ cut here ]------------
[ 138.182419] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/247
[ 138.182476] Modules linked in:
[ 138.182503] CPU: 3 UID: 0 PID: 247 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.182570] Tainted: [W]=WARN
[ 138.182597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.182634] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.182661] 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
[ 138.182773] RSP: 0018:ff798893804efb58 EFLAGS: 00010286
[ 138.182808] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 138.182856] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3f40af02fe9b00
[ 138.182908] RBP: 0000000000000000 R08: ff3f40af031a6c10 R09: ff3f40af01130030
[ 138.182952] R10: ff3f40af0495c118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.182997] R13: 0000000000000010 R14: ff3f40af0495c000 R15: ff3f40af02fe9b00
[ 138.183051] FS: 0000000000000000(0000) GS:ff3f40af93e16000(0000) knlGS:0000000000000000
[ 138.183100] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.183288] CR2: 00007fe5bae93000 CR3: 0000000025242001 CR4: 0000000000771ef0
[ 138.183335] PKRU: 55555554
[ 138.183356] Call Trace:
[ 138.183372]
[ 138.183391] rtmsg_ifinfo+0x3c/0xa0
[ 138.183413] netif_close_many+0xed/0x190
[ 138.183441] unregister_netdevice_many_notify+0x267/0x9d0
[ 138.183473] ? __queue_work+0x141/0x550
[ 138.183503] unregister_netdevice_queue+0x9e/0xd0
[ 138.183541] __tun_detach+0x591/0x5b0
[ 138.183567] tun_chr_close+0x3f/0xc0
[ 138.183591] __fput+0xe8/0x2c0
[ 138.183617] task_work_run+0x63/0xa0
[ 138.183638] do_exit+0x2c1/0xba0
[ 138.183662] do_group_exit+0x2d/0xc0
[ 138.183684] get_signal+0x82e/0x900
[ 138.183704] arch_do_signal_or_restart+0x77/0x2b0
[ 138.183737] exit_to_user_mode_loop+0x75/0x4a0
[ 138.183769] do_syscall_64+0x439/0xfc0
[ 138.183791] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.183820] RIP: 0033:0x4c2d9e
[ 138.183842] Code: Unable to access opcode bytes at 0x4c2d74.
[ 138.183880] RSP: 002b:00007fff70cf7c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 138.183920] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 138.183960] RDX: 0000000000000014 RSI: 00007fff70cf7ce0 RDI: 0000000000000007
[ 138.184000] RBP: 00007fff70cf7c10 R08: 00007fff70cf7ca0 R09: 000000000000000c
[ 138.184046] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000015f57460
[ 138.184091] R13: 00007fff70cf8828 R14: 00007fff70cf7dd0 R15: 0000000000543540
[ 138.184141]
[ 138.184157] ---[ end trace 0000000000000000 ]---
[ 138.184254] ------------[ cut here ]------------
[ 138.184284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/247
[ 138.184340] Modules linked in:
[ 138.184365] CPU: 3 UID: 0 PID: 247 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.184421] Tainted: [W]=WARN
[ 138.184444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.184478] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.184502] 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
[ 138.184603] RSP: 0018:ff798893804efbc8 EFLAGS: 00010286
[ 138.184631] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 138.184680] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3f40af02fe9b00
[ 138.184728] RBP: 0000000000000000 R08: ff3f40af031a6c10 R09: ff3f40af065c9830
[ 138.184774] R10: ff3f40af0495c118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.184815] R13: 0000000000000011 R14: ff3f40af0495c000 R15: ff3f40af02fe9b00
[ 138.184857] FS: 0000000000000000(0000) GS:ff3f40af93e16000(0000) knlGS:0000000000000000
[ 138.184899] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.184935] CR2: 00007fe5bae93000 CR3: 0000000025242001 CR4: 0000000000771ef0
[ 138.184978] PKRU: 55555554
[ 138.184992] Call Trace:
[ 138.185005]
[ 138.185019] unregister_netdevice_many_notify+0x877/0x9d0
[ 138.185048] unregister_netdevice_queue+0x9e/0xd0
[ 138.185078] __tun_detach+0x591/0x5b0
[ 138.185099] tun_chr_close+0x3f/0xc0
[ 138.185125] __fput+0xe8/0x2c0
[ 138.185146] task_work_run+0x63/0xa0
[ 138.185167] do_exit+0x2c1/0xba0
[ 138.185187] do_group_exit+0x2d/0xc0
[ 138.185207] get_signal+0x82e/0x900
[ 138.185228] arch_do_signal_or_restart+0x77/0x2b0
[ 138.185260] exit_to_user_mode_loop+0x75/0x4a0
[ 138.185293] do_syscall_64+0x439/0xfc0
[ 138.185315] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.185342] RIP: 0033:0x4c2d9e
[ 138.185361] Code: Unable to access opcode bytes at 0x4c2d74.
[ 138.185392] RSP: 002b:00007fff70cf7c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 138.185429] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 138.185468] RDX: 0000000000000014 RSI: 00007fff70cf7ce0 RDI: 0000000000000007
[ 138.185510] RBP: 00007fff70cf7c10 R08: 00007fff70cf7ca0 R09: 000000000000000c
[ 138.185550] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000015f57460
[ 138.185589] R13: 00007fff70cf8828 R14: 00007fff70cf7dd0 R15: 0000000000543540
[ 138.185631]
[ 138.185645] ---[ end trace 0000000000000000 ]---
[ 138.193212] ------------[ cut here ]------------
[ 138.193252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: kworker/u16:0/12
[ 138.193319] Modules linked in:
[ 138.193342] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.193400] Tainted: [W]=WARN
[ 138.193423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.193459] Workqueue: netns cleanup_net
[ 138.193484] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.193514] 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
[ 138.193608] RSP: 0018:ff79889380067c78 EFLAGS: 00010286
[ 138.193636] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 138.193678] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3f40af02fe9900
[ 138.193717] RBP: 0000000000000000 R08: ff3f40af02fbf010 R09: ff3f40af0494502c
[ 138.193758] R10: ff3f40af04abc118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.193799] R13: 0000000000000011 R14: ff3f40af04abc000 R15: ff3f40af02fe9900
[ 138.193842] FS: 0000000000000000(0000) GS:ff3f40af93c96000(0000) knlGS:0000000000000000
[ 138.193886] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.193922] CR2: 00007fa8ed0b4f98 CR3: 0000000025242006 CR4: 0000000000771ef0
[ 138.193963] PKRU: 55555554
[ 138.193978] Call Trace:
[ 138.193993]
[ 138.194008] unregister_netdevice_many_notify+0x877/0x9d0
[ 138.194039] default_device_exit_batch+0x318/0x390
[ 138.194069] ops_undo_list+0x10b/0x240
[ 138.194092] cleanup_net+0x1d7/0x2e0
[ 138.194121] process_one_work+0x162/0x360
[ 138.194145] worker_thread+0x16e/0x2d0
[ 138.194167] ? rescuer_thread+0x510/0x510
[ 138.194189] kthread+0xe1/0x120
[ 138.194212] ? kthread_park+0xa0/0xa0
[ 138.194233] ret_from_fork+0x16d/0x250
[ 138.194256] ? kthread_park+0xa0/0xa0
[ 138.194281] ret_from_fork_asm+0x11/0x20
[ 138.194306]
[ 138.194319] ---[ end trace 0000000000000000 ]---