[ 138.709857] ------------[ cut here ]------------
[ 138.709908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: unshare/293
[ 138.709972] Modules linked in:
[ 138.710000] CPU: 3 UID: 0 PID: 293 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.710059] Tainted: [W]=WARN
[ 138.710080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.710122] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.710153] 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
[ 138.710253] RSP: 0018:ff73bf80805b7cc8 EFLAGS: 00010286
[ 138.710282] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 138.710327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1350b543160400
[ 138.710367] RBP: 0000000000000000 R08: ff1350b543363690 R09: ff1350b541fe902c
[ 138.710407] R10: ff1350b544c8b118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.710444] R13: 0000000000000010 R14: ff1350b544c8b000 R15: ff1350b543160400
[ 138.710490] FS: 00007fc4b2e3a740(0000) GS:ff1350b5dde16000(0000) knlGS:0000000000000000
[ 138.710527] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.710563] CR2: 0000563518975008 CR3: 0000000004c36006 CR4: 0000000000771ef0
[ 138.710607] PKRU: 55555554
[ 138.710621] Call Trace:
[ 138.710638]
[ 138.710654] rtmsg_ifinfo+0x3c/0xa0
[ 138.710675] register_netdevice+0x889/0x9f0
[ 138.710698] register_netdev+0x1e/0x30
[ 138.710718] loopback_net_init+0x57/0xb0
[ 138.710750] ? vsock_sysctl_init_net+0xb6/0x140
[ 138.710776] ops_init+0x68/0x140
[ 138.710800] setup_net+0x85/0x150
[ 138.710821] copy_net_ns+0xf5/0x200
[ 138.710840] create_new_namespaces+0x117/0x2f0
[ 138.710871] unshare_nsproxy_namespaces+0x85/0xb0
[ 138.710899] ksys_unshare+0x346/0x5e0
[ 138.710924] __x64_sys_unshare+0x12/0x20
[ 138.710948] do_syscall_64+0x104/0xfc0
[ 138.710971] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.711000] RIP: 0033:0x7fc4b2f35bcb
[ 138.711025] 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
[ 138.711129] RSP: 002b:00007ffcc9d68a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 138.711164] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc4b2f35bcb
[ 138.711208] RDX: 0000000000000000 RSI: 00007ffcc9d687b0 RDI: 0000000040000000
[ 138.711243] RBP: 00007ffcc9d68dd0 R08: 00007ffcc9d689a0 R09: 0000000000000000
[ 138.711282] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 138.711322] R13: 0000000000000000 R14: 00000000ffffffff R15: 00005635068efb68
[ 138.711370]
[ 138.711387] ---[ end trace 0000000000000000 ]---
[ 138.712041] ------------[ cut here ]------------
[ 138.712079] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/293
[ 138.712138] Modules linked in:
[ 138.712160] CPU: 3 UID: 0 PID: 293 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.712218] Tainted: [W]=WARN
[ 138.712239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.712273] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.712298] 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
[ 138.712396] RSP: 0018:ff73bf80805b7d68 EFLAGS: 00010286
[ 138.712425] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 138.712469] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1350b543160400
[ 138.712509] RBP: 0000000000000000 R08: ff1350b5430c5090 R09: ff1350b544c8c030
[ 138.712548] R10: ff1350b542b18118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.712592] R13: 0000000000000010 R14: ff1350b542b18000 R15: ff1350b543160400
[ 138.712634] FS: 000000000392a400(0000) GS:ff1350b5dde16000(0000) knlGS:0000000000000000
[ 138.712669] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.712706] CR2: 00007f5033681000 CR3: 0000000003202001 CR4: 0000000000771ef0
[ 138.712752] PKRU: 55555554
[ 138.712767] Call Trace:
[ 138.712782]
[ 138.712797] rtmsg_ifinfo+0x3c/0xa0
[ 138.712818] register_netdevice+0x889/0x9f0
[ 138.712839] __tun_chr_ioctl+0x83c/0x16c0
[ 138.712859] ? do_sys_openat2+0x9a/0xe0
[ 138.712885] __x64_sys_ioctl+0xa1/0xe0
[ 138.712908] do_syscall_64+0x104/0xfc0
[ 138.712932] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.712961] RIP: 0033:0x47cc8d
[ 138.712982] 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
[ 138.713075] RSP: 002b:00007fff744cab00 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 138.713122] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 138.713163] RDX: 00007fff744cab80 RSI: 00000000400454ca RDI: 0000000000000005
[ 138.713203] RBP: 00007fff744cab50 R08: 0000000000000000 R09: 0000000000000000
[ 138.713239] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff744cb058
[ 138.713280] R13: 00007fff744cb0d8 R14: 0000000000000002 R15: 0000000000543540
[ 138.713320]
[ 138.713335] ---[ end trace 0000000000000000 ]---
[ 138.713379] ------------[ cut here ]------------
[ 138.713406] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/293
[ 138.713458] Modules linked in:
[ 138.713482] CPU: 3 UID: 0 PID: 293 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.713539] Tainted: [W]=WARN
[ 138.713562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.713599] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.713626] 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
[ 138.713724] RSP: 0018:ff73bf80805b7d60 EFLAGS: 00010286
[ 138.713758] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 138.713802] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1350b543160400
[ 138.713842] RBP: 0000000000000002 R08: ff1350b5430c5090 R09: ff1350b544c8c030
[ 138.713884] R10: ff1350b542b18118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.713928] R13: 0000000000000010 R14: ff1350b542b18000 R15: ff1350b543160400
[ 138.713974] FS: 000000000392a400(0000) GS:ff1350b5dde16000(0000) knlGS:0000000000000000
[ 138.714021] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.714054] CR2: 00007f5033681000 CR3: 0000000003202001 CR4: 0000000000771ef0
[ 138.714107] PKRU: 55555554
[ 138.714119] Call Trace:
[ 138.714132]
[ 138.714146] rtnetlink_event+0x6e/0xb0
[ 138.714165] notifier_call_chain+0x6d/0x100
[ 138.714189] netdev_update_features+0x56/0x60
[ 138.714214] __tun_chr_ioctl+0xbf1/0x16c0
[ 138.714240] ? file_init_path+0x62/0x120
[ 138.714264] __x64_sys_ioctl+0xa1/0xe0
[ 138.714287] do_syscall_64+0x104/0xfc0
[ 138.714310] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.714339] RIP: 0033:0x47cc8d
[ 138.714360] 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
[ 138.714458] RSP: 002b:00007fff744cab40 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 138.714501] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 138.714548] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 138.714591] RBP: 00007fff744cab90 R08: 0000000000000000 R09: 0000000000000000
[ 138.714633] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff744cb058
[ 138.714676] R13: 00007fff744cb0d8 R14: 0000000000000002 R15: 0000000000543540
[ 138.714712]
[ 138.714728] ---[ end trace 0000000000000000 ]---
[ 138.714773] ------------[ cut here ]------------
[ 138.714800] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/293
[ 138.714851] Modules linked in:
[ 138.714870] CPU: 3 UID: 0 PID: 293 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 138.714922] Tainted: [W]=WARN
[ 138.714943] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 138.714978] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 138.715008] 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
[ 138.715107] RSP: 0018:ff73bf80805b7c10 EFLAGS: 00010286
[ 138.715135] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 138.715179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1350b543160400
[ 138.715219] RBP: 0000000000000000 R08: ff1350b5430c5090 R09: ff1350b544c89030
[ 138.715260] R10: ff1350b542b18118 R11: fefefefefefefeff R12: 0000000000000000
[ 138.715301] R13: 0000000000000010 R14: ff1350b542b18000 R15: ff1350b543160400
[ 138.715345] FS: 000000000392a400(0000) GS:ff1350b5dde16000(0000) knlGS:0000000000000000
[ 138.715388] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 138.715423] CR2: 00007f5033681000 CR3: 0000000003202001 CR4: 0000000000771ef0
[ 138.715466] PKRU: 55555554
[ 138.715479] Call Trace:
[ 138.715493]
[ 138.715506] rtmsg_ifinfo+0x3c/0xa0
[ 138.715526] __dev_notify_flags+0xb1/0xf0
[ 138.715549] netif_change_flags+0x54/0x70
[ 138.715570] dev_change_flags+0x45/0x80
[ 138.715592] devinet_ioctl+0x607/0x7f0
[ 138.715613] inet_ioctl+0x229/0x240
[ 138.715636] ? __rtnl_unlock+0x35/0x60
[ 138.715658] sock_do_ioctl+0x75/0x140
[ 138.715679] __x64_sys_ioctl+0xa1/0xe0
[ 138.715702] do_syscall_64+0x104/0xfc0
[ 138.715724] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 138.715753] RIP: 0033:0x47cc8d
[ 138.715773] 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
[ 138.715869] RSP: 002b:00007fff744cab20 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 138.715909] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 138.715952] RDX: 00007fff744cab90 RSI: 0000000000008914 RDI: 0000000000000006
[ 138.715992] RBP: 00007fff744cab70 R08: 0000000000000000 R09: 0000000000000000
[ 138.716036] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff744cb058
[ 138.716079] R13: 00007fff744cb0d8 R14: 0000000000000002 R15: 0000000000543540
[ 138.716122]
[ 138.716138] ---[ end trace 0000000000000000 ]---
[ 183.693958] ------------[ cut here ]------------
[ 183.694045] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/293
[ 183.694112] Modules linked in:
[ 183.694135] CPU: 3 UID: 0 PID: 293 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 183.694195] Tainted: [W]=WARN
[ 183.694218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 183.694254] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 183.694284] 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
[ 183.694376] RSP: 0018:ff73bf80805b7b58 EFLAGS: 00010286
[ 183.694405] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 183.694445] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1350b543160800
[ 183.694488] RBP: 0000000000000000 R08: ff1350b5430c5090 R09: ff1350b542ea0030
[ 183.694533] R10: ff1350b542b18118 R11: fefefefefefefeff R12: 0000000000000000
[ 183.694578] R13: 0000000000000010 R14: ff1350b542b18000 R15: ff1350b543160800
[ 183.694619] FS: 0000000000000000(0000) GS:ff1350b5dde16000(0000) knlGS:0000000000000000
[ 183.694660] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 183.694696] CR2: 00007f5033681000 CR3: 0000000029a42004 CR4: 0000000000771ef0
[ 183.694737] PKRU: 55555554
[ 183.694752] Call Trace:
[ 183.694770]
[ 183.694785] rtmsg_ifinfo+0x3c/0xa0
[ 183.694807] netif_close_many+0xed/0x190
[ 183.694832] unregister_netdevice_many_notify+0x267/0x9d0
[ 183.694869] ? __queue_work+0x141/0x550
[ 183.694893] unregister_netdevice_queue+0x9e/0xd0
[ 183.694926] __tun_detach+0x591/0x5b0
[ 183.694961] tun_chr_close+0x3f/0xc0
[ 183.694984] __fput+0xe8/0x2c0
[ 183.695012] task_work_run+0x63/0xa0
[ 183.695037] do_exit+0x2c1/0xba0
[ 183.695057] ? netlink_unicast+0x273/0x3a0
[ 183.695083] do_group_exit+0x2d/0xc0
[ 183.695108] get_signal+0x82e/0x900
[ 183.695131] arch_do_signal_or_restart+0x77/0x2b0
[ 183.695164] exit_to_user_mode_loop+0x75/0x4a0
[ 183.695197] do_syscall_64+0x439/0xfc0
[ 183.695219] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 183.695249] RIP: 0033:0x4c2d9e
[ 183.695270] Code: Unable to access opcode bytes at 0x4c2d74.
[ 183.695306] RSP: 002b:00007fff744ca4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 183.695347] RAX: 0000000000000014 RBX: 0000000000000012 RCX: 00000000004c2d9e
[ 183.695394] RDX: 0000000000000014 RSI: 00007fff744ca590 RDI: 0000000000000007
[ 183.695434] RBP: 00007fff744ca4c0 R08: 00007fff744ca550 R09: 000000000000000c
[ 183.695475] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff744cb058
[ 183.695514] R13: 00007fff744cb0d8 R14: 00007fff744ca680 R15: 0000000000543540
[ 183.695552]
[ 183.695567] ---[ end trace 0000000000000000 ]---
[ 183.695693] ------------[ cut here ]------------
[ 183.695755] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/293
[ 183.695813] Modules linked in:
[ 183.695837] CPU: 0 UID: 0 PID: 293 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 183.695909] Tainted: [W]=WARN
[ 183.695933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 183.695971] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 183.696001] 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
[ 183.696104] RSP: 0018:ff73bf80805b7bc8 EFLAGS: 00010286
[ 183.696137] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 183.696183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1350b543162900
[ 183.696226] RBP: 0000000000000000 R08: ff1350b5430c5090 R09: ff1350b5477f5830
[ 183.697737] R10: ff1350b542b18118 R11: fefefefefefefeff R12: 0000000000000000
[ 183.697795] R13: 0000000000000011 R14: ff1350b542b18000 R15: ff1350b543162900
[ 183.697839] FS: 0000000000000000(0000) GS:ff1350b5ddc96000(0000) knlGS:0000000000000000
[ 183.697890] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 183.697926] CR2: 00007f730e81c9dc CR3: 0000000029a42005 CR4: 0000000000771ef0
[ 183.697975] PKRU: 55555554
[ 183.697991] Call Trace:
[ 183.698006]
[ 183.698023] unregister_netdevice_many_notify+0x877/0x9d0
[ 183.698057] unregister_netdevice_queue+0x9e/0xd0
[ 183.698097] __tun_detach+0x591/0x5b0
[ 183.698121] tun_chr_close+0x3f/0xc0
[ 183.698144] __fput+0xe8/0x2c0
[ 183.698169] task_work_run+0x63/0xa0
[ 183.698193] do_exit+0x2c1/0xba0
[ 183.698214] ? netlink_unicast+0x273/0x3a0
[ 183.698237] do_group_exit+0x2d/0xc0
[ 183.698259] get_signal+0x82e/0x900
[ 183.698282] arch_do_signal_or_restart+0x77/0x2b0
[ 183.698313] exit_to_user_mode_loop+0x75/0x4a0
[ 183.698343] do_syscall_64+0x439/0xfc0
[ 183.698367] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 183.698395] RIP: 0033:0x4c2d9e
[ 183.698416] Code: Unable to access opcode bytes at 0x4c2d74.
[ 183.698454] RSP: 002b:00007fff744ca4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 183.698495] RAX: 0000000000000014 RBX: 0000000000000012 RCX: 00000000004c2d9e
[ 183.698535] RDX: 0000000000000014 RSI: 00007fff744ca590 RDI: 0000000000000007
[ 183.698575] RBP: 00007fff744ca4c0 R08: 00007fff744ca550 R09: 000000000000000c
[ 183.698618] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff744cb058
[ 183.698659] R13: 00007fff744cb0d8 R14: 00007fff744ca680 R15: 0000000000543540
[ 183.698704]
[ 183.698722] ---[ end trace 0000000000000000 ]---
[ 183.707331] ------------[ cut here ]------------
[ 183.707370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: kworker/u16:0/12
[ 183.707442] Modules linked in:
[ 183.707467] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 183.707525] Tainted: [W]=WARN
[ 183.707549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 183.707586] Workqueue: netns cleanup_net
[ 183.707610] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 183.707638] 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
[ 183.707741] RSP: 0018:ff73bf8080067c78 EFLAGS: 00010286
[ 183.707768] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 183.707810] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1350b543162900
[ 183.707859] RBP: 0000000000000000 R08: ff1350b543363690 R09: ff1350b5477f202c
[ 183.707902] R10: ff1350b544c8b118 R11: fefefefefefefeff R12: 0000000000000000
[ 183.707942] R13: 0000000000000011 R14: ff1350b544c8b000 R15: ff1350b543162900
[ 183.707985] FS: 0000000000000000(0000) GS:ff1350b5ddc96000(0000) knlGS:0000000000000000
[ 183.708029] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 183.708065] CR2: 00007f8059c7af98 CR3: 0000000003004002 CR4: 0000000000771ef0
[ 183.708114] PKRU: 55555554
[ 183.708130] Call Trace:
[ 183.708146]
[ 183.708162] unregister_netdevice_many_notify+0x877/0x9d0
[ 183.708194] default_device_exit_batch+0x318/0x390
[ 183.708223] ops_undo_list+0x10b/0x240
[ 183.708246] cleanup_net+0x1d7/0x2e0
[ 183.708269] process_one_work+0x162/0x360
[ 183.708294] worker_thread+0x16e/0x2d0
[ 183.708315] ? rescuer_thread+0x510/0x510
[ 183.708339] kthread+0xe1/0x120
[ 183.708361] ? kthread_park+0xa0/0xa0
[ 183.708386] ret_from_fork+0x16d/0x250
[ 183.708409] ? kthread_park+0xa0/0xa0
[ 183.708432] ret_from_fork_asm+0x11/0x20
[ 183.708456]
[ 183.708469] ---[ end trace 0000000000000000 ]---