[ 684.209359] ------------[ cut here ]------------
[ 684.209415] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: unshare/824
[ 684.209472] Modules linked in:
[ 684.209498] CPU: 0 UID: 0 PID: 824 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 684.209556] Tainted: [W]=WARN
[ 684.209579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 684.209619] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 684.209657] 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
[ 684.209751] RSP: 0018:ff71d8c680c2fcc8 EFLAGS: 00010286
[ 684.209780] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 684.209824] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5db00
[ 684.209867] RBP: 0000000000000000 R08: ff3cc9a4c19066d0 R09: ff3cc9a4c4cf202c
[ 684.209910] R10: ff3cc9a4c4c41118 R11: fefefefefefefeff R12: 0000000000000000
[ 684.209953] R13: 0000000000000010 R14: ff3cc9a4c4c41000 R15: ff3cc9a4c2b5db00
[ 684.209999] FS: 00007fab9facc740(0000) GS:ff3cc9a545e96000(0000) knlGS:0000000000000000
[ 684.210049] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 684.210085] CR2: 000055b3c5ad8008 CR3: 00000000030c8003 CR4: 0000000000771ef0
[ 684.210128] PKRU: 55555554
[ 684.210142] Call Trace:
[ 684.210154]
[ 684.210171] rtmsg_ifinfo+0x3c/0xa0
[ 684.210194] register_netdevice+0x889/0x9f0
[ 684.210216] register_netdev+0x1e/0x30
[ 684.210242] loopback_net_init+0x57/0xb0
[ 684.210268] ? vsock_sysctl_init_net+0xb6/0x140
[ 684.210310] ops_init+0x68/0x140
[ 684.210332] setup_net+0x85/0x150
[ 684.210353] copy_net_ns+0xf5/0x200
[ 684.210376] create_new_namespaces+0x117/0x2f0
[ 684.210406] unshare_nsproxy_namespaces+0x85/0xb0
[ 684.210434] ksys_unshare+0x346/0x5e0
[ 684.210459] __x64_sys_unshare+0x12/0x20
[ 684.210479] do_syscall_64+0x104/0xfc0
[ 684.210501] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 684.210531] RIP: 0033:0x7fab9fbc7bcb
[ 684.210555] 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
[ 684.210655] RSP: 002b:00007fff2fd72348 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 684.210696] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fab9fbc7bcb
[ 684.210737] RDX: 0000000000000000 RSI: 00007fff2fd720b0 RDI: 0000000040000000
[ 684.210778] RBP: 00007fff2fd726d0 R08: 00007fff2fd722a0 R09: 0000000000000000
[ 684.210822] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 684.210868] R13: 0000000000000000 R14: 00000000ffffffff R15: 000055b390738b68
[ 684.210912]
[ 684.210929] ---[ end trace 0000000000000000 ]---
[ 684.211522] ------------[ cut here ]------------
[ 684.211553] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/824
[ 684.211612] Modules linked in:
[ 684.211634] CPU: 0 UID: 0 PID: 824 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 684.211687] Tainted: [W]=WARN
[ 684.211708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 684.211745] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 684.211774] 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
[ 684.211879] RSP: 0018:ff71d8c680c2fd68 EFLAGS: 00010286
[ 684.211908] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 684.211961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5db00
[ 684.212002] RBP: 0000000000000000 R08: ff3cc9a4c32d7250 R09: ff3cc9a4c4c45030
[ 684.212047] R10: ff3cc9a4c2bdc118 R11: fefefefefefefeff R12: 0000000000000000
[ 684.212096] R13: 0000000000000010 R14: ff3cc9a4c2bdc000 R15: ff3cc9a4c2b5db00
[ 684.212139] FS: 0000000027f46400(0000) GS:ff3cc9a545e96000(0000) knlGS:0000000000000000
[ 684.212178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 684.212216] CR2: 00007f6836c45000 CR3: 0000000003365004 CR4: 0000000000771ef0
[ 684.212258] PKRU: 55555554
[ 684.212273] Call Trace:
[ 684.212289]
[ 684.212304] rtmsg_ifinfo+0x3c/0xa0
[ 684.212327] register_netdevice+0x889/0x9f0
[ 684.212351] __tun_chr_ioctl+0x83c/0x16c0
[ 684.212375] ? do_sys_openat2+0x9a/0xe0
[ 684.212399] __x64_sys_ioctl+0xa1/0xe0
[ 684.212422] do_syscall_64+0x104/0xfc0
[ 684.212448] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 684.212477] RIP: 0033:0x47cc8d
[ 684.212505] 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
[ 684.212607] RSP: 002b:00007ffd26f31780 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 684.212648] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 684.212696] RDX: 00007ffd26f31800 RSI: 00000000400454ca RDI: 0000000000000005
[ 684.212738] RBP: 00007ffd26f317d0 R08: 0000000000000000 R09: 0000000000000000
[ 684.212777] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd26f31cd8
[ 684.212819] R13: 00007ffd26f31d58 R14: 0000000000000002 R15: 0000000000543540
[ 684.212859]
[ 684.212874] ---[ end trace 0000000000000000 ]---
[ 684.212913] ------------[ cut here ]------------
[ 684.212944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/824
[ 684.212998] Modules linked in:
[ 684.213021] CPU: 0 UID: 0 PID: 824 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 684.213077] Tainted: [W]=WARN
[ 684.213100] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 684.213136] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 684.213164] 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
[ 684.213264] RSP: 0018:ff71d8c680c2fd60 EFLAGS: 00010286
[ 684.213293] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 684.213333] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5db00
[ 684.213380] RBP: 0000000000000002 R08: ff3cc9a4c32d7250 R09: ff3cc9a4c4c45030
[ 684.213428] R10: ff3cc9a4c2bdc118 R11: fefefefefefefeff R12: 0000000000000000
[ 684.213469] R13: 0000000000000010 R14: ff3cc9a4c2bdc000 R15: ff3cc9a4c2b5db00
[ 684.213512] FS: 0000000027f46400(0000) GS:ff3cc9a545e96000(0000) knlGS:0000000000000000
[ 684.213555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 684.213588] CR2: 00007f6836c45000 CR3: 0000000003365004 CR4: 0000000000771ef0
[ 684.213630] PKRU: 55555554
[ 684.213643] Call Trace:
[ 684.213660]
[ 684.213675] rtnetlink_event+0x6e/0xb0
[ 684.213697] notifier_call_chain+0x6d/0x100
[ 684.213719] netdev_update_features+0x56/0x60
[ 684.213750] __tun_chr_ioctl+0xbf1/0x16c0
[ 684.213775] ? file_init_path+0x62/0x120
[ 684.213796] __x64_sys_ioctl+0xa1/0xe0
[ 684.213816] do_syscall_64+0x104/0xfc0
[ 684.213837] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 684.213867] RIP: 0033:0x47cc8d
[ 684.213887] 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
[ 684.213993] RSP: 002b:00007ffd26f317c0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 684.214037] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 684.214087] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 684.214134] RBP: 00007ffd26f31810 R08: 0000000000000005 R09: 0000000000001ff0
[ 684.214176] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ffd26f31cd8
[ 684.214218] R13: 00007ffd26f31d58 R14: 0000000000000002 R15: 0000000000543540
[ 684.214262]
[ 684.214275] ---[ end trace 0000000000000000 ]---
[ 684.214316] ------------[ cut here ]------------
[ 684.214342] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/824
[ 684.214388] Modules linked in:
[ 684.214411] CPU: 0 UID: 0 PID: 824 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 684.214466] Tainted: [W]=WARN
[ 684.214488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 684.214524] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 684.214550] 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
[ 684.214645] RSP: 0018:ff71d8c680c2fc10 EFLAGS: 00010286
[ 684.214680] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 684.214723] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b5db00
[ 684.214765] RBP: 0000000000000000 R08: ff3cc9a4c32d7250 R09: ff3cc9a4c4cf1030
[ 684.214807] R10: ff3cc9a4c2bdc118 R11: fefefefefefefeff R12: 0000000000000000
[ 684.214849] R13: 0000000000000010 R14: ff3cc9a4c2bdc000 R15: ff3cc9a4c2b5db00
[ 684.214897] FS: 0000000027f46400(0000) GS:ff3cc9a545e96000(0000) knlGS:0000000000000000
[ 684.214932] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 684.214971] CR2: 00007f6836c45000 CR3: 0000000003365004 CR4: 0000000000771ef0
[ 684.215014] PKRU: 55555554
[ 684.215027] Call Trace:
[ 684.215038]
[ 684.215052] rtmsg_ifinfo+0x3c/0xa0
[ 684.215077] __dev_notify_flags+0xb1/0xf0
[ 684.215099] netif_change_flags+0x54/0x70
[ 684.215122] dev_change_flags+0x45/0x80
[ 684.215145] devinet_ioctl+0x607/0x7f0
[ 684.215166] inet_ioctl+0x229/0x240
[ 684.215188] ? __rtnl_unlock+0x35/0x60
[ 684.215210] sock_do_ioctl+0x75/0x140
[ 684.215230] __x64_sys_ioctl+0xa1/0xe0
[ 684.215253] do_syscall_64+0x104/0xfc0
[ 684.215276] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 684.215306] RIP: 0033:0x47cc8d
[ 684.215331] 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
[ 684.215430] RSP: 002b:00007ffd26f317a0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 684.215473] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 684.215513] RDX: 00007ffd26f31810 RSI: 0000000000008914 RDI: 0000000000000006
[ 684.215557] RBP: 00007ffd26f317f0 R08: 0000000000000005 R09: 0000000000001ff0
[ 684.215597] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ffd26f31cd8
[ 684.215639] R13: 00007ffd26f31d58 R14: 0000000000000002 R15: 0000000000543540
[ 684.215688]
[ 684.215702] ---[ end trace 0000000000000000 ]---
[ 729.194584] ------------[ cut here ]------------
[ 729.194648] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/824
[ 729.194713] Modules linked in:
[ 729.194747] CPU: 0 UID: 0 PID: 824 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 729.194808] Tainted: [W]=WARN
[ 729.194832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 729.194879] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 729.194912] 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
[ 729.195017] RSP: 0018:ff71d8c680c2fb58 EFLAGS: 00010286
[ 729.195051] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 729.195097] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b49500
[ 729.195138] RBP: 0000000000000000 R08: ff3cc9a4c32d7250 R09: ff3cc9a4c4cf1030
[ 729.195179] R10: ff3cc9a4c2bdc118 R11: fefefefefefefeff R12: 0000000000000000
[ 729.195221] R13: 0000000000000010 R14: ff3cc9a4c2bdc000 R15: ff3cc9a4c2b49500
[ 729.195273] FS: 0000000000000000(0000) GS:ff3cc9a545e96000(0000) knlGS:0000000000000000
[ 729.195324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 729.195361] CR2: 00007f6836c45000 CR3: 0000000013a42005 CR4: 0000000000771ef0
[ 729.195405] PKRU: 55555554
[ 729.195418] Call Trace:
[ 729.195433]
[ 729.195451] rtmsg_ifinfo+0x3c/0xa0
[ 729.195475] netif_close_many+0xed/0x190
[ 729.195499] unregister_netdevice_many_notify+0x267/0x9d0
[ 729.195530] ? __queue_work+0x141/0x550
[ 729.195557] unregister_netdevice_queue+0x9e/0xd0
[ 729.195585] __tun_detach+0x591/0x5b0
[ 729.195611] tun_chr_close+0x3f/0xc0
[ 729.195635] __fput+0xe8/0x2c0
[ 729.195660] task_work_run+0x63/0xa0
[ 729.195685] do_exit+0x2c1/0xba0
[ 729.195708] ? sysvec_reschedule_ipi+0x25/0x120
[ 729.195740] do_group_exit+0x2d/0xc0
[ 729.195761] get_signal+0x82e/0x900
[ 729.195782] arch_do_signal_or_restart+0x77/0x2b0
[ 729.195818] exit_to_user_mode_loop+0x75/0x4a0
[ 729.195852] do_syscall_64+0x439/0xfc0
[ 729.195872] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 729.195903] RIP: 0033:0x4c2d9e
[ 729.195926] Code: Unable to access opcode bytes at 0x4c2d74.
[ 729.195963] RSP: 002b:00007ffd26f31130 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 729.196006] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 729.196048] RDX: 0000000000000014 RSI: 00007ffd26f31210 RDI: 0000000000000007
[ 729.196092] RBP: 00007ffd26f31140 R08: 00007ffd26f311d0 R09: 000000000000000c
[ 729.196137] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000027f4fee0
[ 729.196179] R13: 00007ffd26f31d58 R14: 00007ffd26f31300 R15: 0000000000543540
[ 729.196219]
[ 729.196233] ---[ end trace 0000000000000000 ]---
[ 729.196324] ------------[ cut here ]------------
[ 729.196351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/824
[ 729.196393] Modules linked in:
[ 729.196413] CPU: 0 UID: 0 PID: 824 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 729.196479] Tainted: [W]=WARN
[ 729.196501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 729.196533] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 729.196563] 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
[ 729.196662] RSP: 0018:ff71d8c680c2fbc8 EFLAGS: 00010286
[ 729.196692] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 729.196725] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b49500
[ 729.196767] RBP: 0000000000000000 R08: ff3cc9a4c32d7250 R09: ff3cc9a4c4d9a830
[ 729.196819] R10: ff3cc9a4c2bdc118 R11: fefefefefefefeff R12: 0000000000000000
[ 729.196862] R13: 0000000000000011 R14: ff3cc9a4c2bdc000 R15: ff3cc9a4c2b49500
[ 729.196905] FS: 0000000000000000(0000) GS:ff3cc9a545e96000(0000) knlGS:0000000000000000
[ 729.197126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 729.197164] CR2: 00007f6836c45000 CR3: 0000000013a42005 CR4: 0000000000771ef0
[ 729.197214] PKRU: 55555554
[ 729.197229] Call Trace:
[ 729.197243]
[ 729.197258] unregister_netdevice_many_notify+0x877/0x9d0
[ 729.197289] unregister_netdevice_queue+0x9e/0xd0
[ 729.197317] __tun_detach+0x591/0x5b0
[ 729.197339] tun_chr_close+0x3f/0xc0
[ 729.197363] __fput+0xe8/0x2c0
[ 729.197383] task_work_run+0x63/0xa0
[ 729.197408] do_exit+0x2c1/0xba0
[ 729.197431] ? sysvec_reschedule_ipi+0x25/0x120
[ 729.197463] do_group_exit+0x2d/0xc0
[ 729.197484] get_signal+0x82e/0x900
[ 729.197506] arch_do_signal_or_restart+0x77/0x2b0
[ 729.197537] exit_to_user_mode_loop+0x75/0x4a0
[ 729.197571] do_syscall_64+0x439/0xfc0
[ 729.197594] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 729.197621] RIP: 0033:0x4c2d9e
[ 729.197643] Code: Unable to access opcode bytes at 0x4c2d74.
[ 729.197680] RSP: 002b:00007ffd26f31130 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 729.197720] RAX: 0000000000000014 RBX: 0000000000000016 RCX: 00000000004c2d9e
[ 729.197770] RDX: 0000000000000014 RSI: 00007ffd26f31210 RDI: 0000000000000007
[ 729.197819] RBP: 00007ffd26f31140 R08: 00007ffd26f311d0 R09: 000000000000000c
[ 729.197860] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000027f4fee0
[ 729.197896] R13: 00007ffd26f31d58 R14: 00007ffd26f31300 R15: 0000000000543540
[ 729.197939]
[ 729.197956] ---[ end trace 0000000000000000 ]---
[ 729.215091] ------------[ cut here ]------------
[ 729.215153] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: kworker/u16:1/65
[ 729.215213] Modules linked in:
[ 729.215236] CPU: 1 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 729.215297] Tainted: [W]=WARN
[ 729.215321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 729.215355] Workqueue: netns cleanup_net
[ 729.215382] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 729.215406] 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
[ 729.215499] RSP: 0018:ff71d8c68023fc78 EFLAGS: 00010286
[ 729.215529] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 729.215574] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3cc9a4c2b4b100
[ 729.215607] RBP: 0000000000000000 R08: ff3cc9a4c19066d0 R09: ff3cc9a4c4d9b82c
[ 729.215647] R10: ff3cc9a4c4c41118 R11: fefefefefefefeff R12: 0000000000000000
[ 729.215686] R13: 0000000000000011 R14: ff3cc9a4c4c41000 R15: ff3cc9a4c2b4b100
[ 729.215729] FS: 0000000000000000(0000) GS:ff3cc9a545f16000(0000) knlGS:0000000000000000
[ 729.215775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 729.215814] CR2: 00005652f65682b8 CR3: 0000000003004003 CR4: 0000000000771ef0
[ 729.215857] PKRU: 55555554
[ 729.215872] Call Trace:
[ 729.215887]
[ 729.215902] unregister_netdevice_many_notify+0x877/0x9d0
[ 729.215932] default_device_exit_batch+0x318/0x390
[ 729.215972] ops_undo_list+0x10b/0x240
[ 729.215994] cleanup_net+0x1d7/0x2e0
[ 729.216016] process_one_work+0x162/0x360
[ 729.216041] worker_thread+0x16e/0x2d0
[ 729.216062] ? rescuer_thread+0x510/0x510
[ 729.216083] kthread+0xe1/0x120
[ 729.216106] ? kthread_park+0xa0/0xa0
[ 729.216130] ret_from_fork+0x16d/0x250
[ 729.216154] ? kthread_park+0xa0/0xa0
[ 729.216177] ret_from_fork_asm+0x11/0x20
[ 729.216202]
[ 729.216215] ---[ end trace 0000000000000000 ]---