[ 2.192736] ------------[ cut here ]------------
[ 2.192788] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: unshare/160
[ 2.192840] Modules linked in:
[ 2.192862] CPU: 0 UID: 0 PID: 160 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 2.192923] Tainted: [W]=WARN
[ 2.192947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2.192981] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 2.193010] 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
[ 2.193103] RSP: 0018:ff78268c803f7cc8 EFLAGS: 00010286
[ 2.193134] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 2.193175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3a575ac1932c00
[ 2.193214] RBP: 0000000000000000 R08: ff3a575ac330b890 R09: ff3a575ac51cb02c
[ 2.193255] R10: ff3a575ac3046118 R11: fefefefefefefeff R12: 0000000000000000
[ 2.193297] R13: 0000000000000010 R14: ff3a575ac3046000 R15: ff3a575ac1932c00
[ 2.193338] FS: 00007f122e535740(0000) GS:ff3a575b5b896000(0000) knlGS:0000000000000000
[ 2.193382] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.193424] CR2: 00007f122e600820 CR3: 0000000002da9005 CR4: 0000000000771ef0
[ 2.193468] PKRU: 55555554
[ 2.193483] Call Trace:
[ 2.193499]
[ 2.193515] rtmsg_ifinfo+0x3c/0xa0
[ 2.193537] register_netdevice+0x889/0x9f0
[ 2.193559] register_netdev+0x1e/0x30
[ 2.193581] loopback_net_init+0x57/0xb0
[ 2.193606] ? vsock_sysctl_init_net+0xb6/0x140
[ 2.193637] ops_init+0x68/0x140
[ 2.193660] setup_net+0x85/0x150
[ 2.193682] copy_net_ns+0xf5/0x200
[ 2.193705] create_new_namespaces+0x117/0x2f0
[ 2.193742] unshare_nsproxy_namespaces+0x85/0xb0
[ 2.193769] ksys_unshare+0x346/0x5e0
[ 2.193794] __x64_sys_unshare+0x12/0x20
[ 2.193815] do_syscall_64+0x104/0xfc0
[ 2.193838] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 2.193867] RIP: 0033:0x7f122e630bcb
[ 2.193889] 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
[ 2.193981] RSP: 002b:00007ffdf42af4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 2.194021] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f122e630bcb
[ 2.194063] RDX: 0000000000000000 RSI: 00007ffdf42af260 RDI: 0000000040000000
[ 2.194104] RBP: 00007ffdf42af880 R08: 00007ffdf42af450 R09: 0000000000000000
[ 2.194144] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 2.194185] R13: 0000000000000000 R14: 00000000ffffffff R15: 0000560ec3d18b68
[ 2.194227]
[ 2.194241] ---[ end trace 0000000000000000 ]---
[ 2.197580] ------------[ cut here ]------------
[ 2.197610] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/160
[ 2.197662] Modules linked in:
[ 2.197684] CPU: 0 UID: 0 PID: 160 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 2.197745] Tainted: [W]=WARN
[ 2.197768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2.197807] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 2.197836] 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
[ 2.197926] RSP: 0018:ff78268c803f7d68 EFLAGS: 00010286
[ 2.197953] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 2.197992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3a575ac1932c00
[ 2.198034] RBP: 0000000000000000 R08: ff3a575ac1943dd0 R09: ff3a575ac51c8030
[ 2.198074] R10: ff3a575ac3370118 R11: fefefefefefefeff R12: 0000000000000000
[ 2.198115] R13: 0000000000000010 R14: ff3a575ac3370000 R15: ff3a575ac1932c00
[ 2.198159] FS: 000000002d175400(0000) GS:ff3a575b5b896000(0000) knlGS:0000000000000000
[ 2.198202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.198236] CR2: 00007f77c98f3000 CR3: 0000000003239006 CR4: 0000000000771ef0
[ 2.198275] PKRU: 55555554
[ 2.198290] Call Trace:
[ 2.198306]
[ 2.198320] rtmsg_ifinfo+0x3c/0xa0
[ 2.198342] register_netdevice+0x889/0x9f0
[ 2.198363] __tun_chr_ioctl+0x83c/0x16c0
[ 2.198408] ? do_sys_openat2+0x9a/0xe0
[ 2.198442] __x64_sys_ioctl+0xa1/0xe0
[ 2.198465] do_syscall_64+0x104/0xfc0
[ 2.198488] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 2.198515] RIP: 0033:0x47cc8d
[ 2.198536] 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
[ 2.198626] RSP: 002b:00007ffefb65eef0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 2.198666] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 2.198707] RDX: 00007ffefb65ef70 RSI: 00000000400454ca RDI: 0000000000000005
[ 2.198755] RBP: 00007ffefb65ef40 R08: 0000000000000000 R09: 0000000000000000
[ 2.198793] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffefb65f448
[ 2.198833] R13: 00007ffefb65f4c8 R14: 0000000000000002 R15: 0000000000543540
[ 2.198873]
[ 2.198888] ---[ end trace 0000000000000000 ]---
[ 2.198931] ------------[ cut here ]------------
[ 2.198958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/160
[ 2.199004] Modules linked in:
[ 2.199022] CPU: 0 UID: 0 PID: 160 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 2.199074] Tainted: [W]=WARN
[ 2.199093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2.199124] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 2.199148] 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
[ 2.199239] RSP: 0018:ff78268c803f7d60 EFLAGS: 00010286
[ 2.199266] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 2.199308] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3a575ac1932c00
[ 2.199346] RBP: 0000000000000002 R08: ff3a575ac1943dd0 R09: ff3a575ac51c8030
[ 2.199388] R10: ff3a575ac3370118 R11: fefefefefefefeff R12: 0000000000000000
[ 2.199430] R13: 0000000000000010 R14: ff3a575ac3370000 R15: ff3a575ac1932c00
[ 2.199474] FS: 000000002d175400(0000) GS:ff3a575b5b896000(0000) knlGS:0000000000000000
[ 2.199514] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.199547] CR2: 00007f77c98f3000 CR3: 0000000003239006 CR4: 0000000000771ef0
[ 2.199586] PKRU: 55555554
[ 2.199599] Call Trace:
[ 2.199613]
[ 2.199625] rtnetlink_event+0x6e/0xb0
[ 2.199648] notifier_call_chain+0x6d/0x100
[ 2.199675] netdev_update_features+0x56/0x60
[ 2.199703] __tun_chr_ioctl+0xbf1/0x16c0
[ 2.199735] ? file_init_path+0x62/0x120
[ 2.199758] __x64_sys_ioctl+0xa1/0xe0
[ 2.199781] do_syscall_64+0x104/0xfc0
[ 2.199802] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 2.199829] RIP: 0033:0x47cc8d
[ 2.199848] 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
[ 2.199936] RSP: 002b:00007ffefb65ef30 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 2.199975] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 2.200014] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 2.200059] RBP: 00007ffefb65ef80 R08: 0000000000000000 R09: 0000000000000000
[ 2.200101] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffefb65f448
[ 2.200144] R13: 00007ffefb65f4c8 R14: 0000000000000002 R15: 0000000000543540
[ 2.200183]
[ 2.200197] ---[ end trace 0000000000000000 ]---
[ 2.200236] ------------[ cut here ]------------
[ 2.200261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/160
[ 2.200305] Modules linked in:
[ 2.200328] CPU: 0 UID: 0 PID: 160 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 2.200378] Tainted: [W]=WARN
[ 2.200397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2.200437] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 2.200464] 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
[ 2.200555] RSP: 0018:ff78268c803f7c10 EFLAGS: 00010286
[ 2.200583] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 2.200622] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3a575ac1932c00
[ 2.200667] RBP: 0000000000000000 R08: ff3a575ac1943dd0 R09: ff3a575ac51cd030
[ 2.200708] R10: ff3a575ac3370118 R11: fefefefefefefeff R12: 0000000000000000
[ 2.200754] R13: 0000000000000010 R14: ff3a575ac3370000 R15: ff3a575ac1932c00
[ 2.200795] FS: 000000002d175400(0000) GS:ff3a575b5b896000(0000) knlGS:0000000000000000
[ 2.200835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.200867] CR2: 00007f77c98f3000 CR3: 0000000003239006 CR4: 0000000000771ef0
[ 2.200905] PKRU: 55555554
[ 2.200920] Call Trace:
[ 2.200933]
[ 2.200949] rtmsg_ifinfo+0x3c/0xa0
[ 2.200972] __dev_notify_flags+0xb1/0xf0
[ 2.200995] netif_change_flags+0x54/0x70
[ 2.201015] dev_change_flags+0x45/0x80
[ 2.201035] devinet_ioctl+0x607/0x7f0
[ 2.201059] inet_ioctl+0x229/0x240
[ 2.201080] ? __rtnl_unlock+0x35/0x60
[ 2.201103] sock_do_ioctl+0x75/0x140
[ 2.201125] __x64_sys_ioctl+0xa1/0xe0
[ 2.201144] do_syscall_64+0x104/0xfc0
[ 2.201167] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 2.201193] RIP: 0033:0x47cc8d
[ 2.201210] 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
[ 2.201297] RSP: 002b:00007ffefb65ef10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 2.201334] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 2.201372] RDX: 00007ffefb65ef80 RSI: 0000000000008914 RDI: 0000000000000006
[ 2.201414] RBP: 00007ffefb65ef60 R08: 0000000000000000 R09: 0000000000000000
[ 2.201452] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffefb65f448
[ 2.201489] R13: 00007ffefb65f4c8 R14: 0000000000000002 R15: 0000000000543540
[ 2.201525]
[ 2.201540] ---[ end trace 0000000000000000 ]---
[ 47.175939] ------------[ cut here ]------------
[ 47.176020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/160
[ 47.176079] Modules linked in:
[ 47.176106] CPU: 0 UID: 0 PID: 160 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 47.176164] Tainted: [W]=WARN
[ 47.176185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.176223] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 47.176248] 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
[ 47.176347] RSP: 0018:ff78268c803f7b58 EFLAGS: 00010286
[ 47.176375] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 47.176419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3a575ac192a000
[ 47.176457] RBP: 0000000000000000 R08: ff3a575ac1943dd0 R09: ff3a575ac51cd030
[ 47.176500] R10: ff3a575ac3370118 R11: fefefefefefefeff R12: 0000000000000000
[ 47.176546] R13: 0000000000000010 R14: ff3a575ac3370000 R15: ff3a575ac192a000
[ 47.176590] FS: 0000000000000000(0000) GS:ff3a575b5b896000(0000) knlGS:0000000000000000
[ 47.176630] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.176665] CR2: 00007f77c98f3000 CR3: 000000002f642001 CR4: 0000000000771ef0
[ 47.176708] PKRU: 55555554
[ 47.176872] Call Trace:
[ 47.176890]
[ 47.176905] rtmsg_ifinfo+0x3c/0xa0
[ 47.176930] netif_close_many+0xed/0x190
[ 47.176961] unregister_netdevice_many_notify+0x267/0x9d0
[ 47.176986] ? __queue_work+0x141/0x550
[ 47.177013] unregister_netdevice_queue+0x9e/0xd0
[ 47.177040] __tun_detach+0x591/0x5b0
[ 47.177064] tun_chr_close+0x3f/0xc0
[ 47.177084] __fput+0xe8/0x2c0
[ 47.177109] task_work_run+0x63/0xa0
[ 47.177133] do_exit+0x2c1/0xba0
[ 47.177157] ? sk_prot_alloc.isra.0+0x73/0x100
[ 47.177189] do_group_exit+0x2d/0xc0
[ 47.177211] ? sk_prot_alloc.isra.0+0x87/0x100
[ 47.177246] ? cgroup_sk_alloc+0x5c/0x140
[ 47.177270] get_signal+0x82e/0x900
[ 47.177292] ? __d_alloc+0x40/0x200
[ 47.177321] ? alloc_empty_file+0x3f/0xd0
[ 47.177343] arch_do_signal_or_restart+0x77/0x2b0
[ 47.177373] ? alloc_file_pseudo+0xc1/0x110
[ 47.177394] ? __sys_socket+0xda/0x130
[ 47.177418] exit_to_user_mode_loop+0x75/0x4a0
[ 47.177452] do_syscall_64+0x439/0xfc0
[ 47.177473] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 47.177503] RIP: 0033:0x47ea2b
[ 47.177525] Code: Unable to access opcode bytes at 0x47ea01.
[ 47.177564] RSP: 002b:00007ffefb65e998 EFLAGS: 00000206 ORIG_RAX: 0000000000000029
[ 47.177605] RAX: 0000000000000007 RBX: 00007ffefb65ea70 RCX: 000000000047ea2b
[ 47.177645] RDX: 0000000000000000 RSI: 0000000000080003 RDI: 0000000000000010
[ 47.177683] RBP: 00007ffefb65e9d0 R08: 0000000000000041 R09: 000000002d1763e0
[ 47.177729] R10: 0000000000000040 R11: 0000000000000206 R12: 00007ffefb65f448
[ 47.177770] R13: 00007ffefb65f4c8 R14: 00007ffefb65ef48 R15: 0000000000543540
[ 47.177810]
[ 47.177826] ---[ end trace 0000000000000000 ]---
[ 47.177917] ------------[ cut here ]------------
[ 47.177944] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: packetdrill/160
[ 47.177993] Modules linked in:
[ 47.178016] CPU: 0 UID: 0 PID: 160 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 47.178073] Tainted: [W]=WARN
[ 47.178095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.178130] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 47.178158] 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
[ 47.178248] RSP: 0018:ff78268c803f7bc8 EFLAGS: 00010286
[ 47.178275] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 47.178317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3a575ac192a000
[ 47.178362] RBP: 0000000000000000 R08: ff3a575ac1943dd0 R09: ff3a575ac51d2830
[ 47.178406] R10: ff3a575ac3370118 R11: fefefefefefefeff R12: 0000000000000000
[ 47.178446] R13: 0000000000000011 R14: ff3a575ac3370000 R15: ff3a575ac192a000
[ 47.178489] FS: 0000000000000000(0000) GS:ff3a575b5b896000(0000) knlGS:0000000000000000
[ 47.178533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.178575] CR2: 00007f77c98f3000 CR3: 000000002f642001 CR4: 0000000000771ef0
[ 47.178616] PKRU: 55555554
[ 47.178636] Call Trace:
[ 47.178649]
[ 47.178663] unregister_netdevice_many_notify+0x877/0x9d0
[ 47.178691] unregister_netdevice_queue+0x9e/0xd0
[ 47.178717] __tun_detach+0x591/0x5b0
[ 47.178745] tun_chr_close+0x3f/0xc0
[ 47.178767] __fput+0xe8/0x2c0
[ 47.178788] task_work_run+0x63/0xa0
[ 47.178808] do_exit+0x2c1/0xba0
[ 47.178832] ? sk_prot_alloc.isra.0+0x73/0x100
[ 47.178863] do_group_exit+0x2d/0xc0
[ 47.178881] ? sk_prot_alloc.isra.0+0x87/0x100
[ 47.178908] ? cgroup_sk_alloc+0x5c/0x140
[ 47.178931] get_signal+0x82e/0x900
[ 47.178954] ? __d_alloc+0x40/0x200
[ 47.178975] ? alloc_empty_file+0x3f/0xd0
[ 47.178996] arch_do_signal_or_restart+0x77/0x2b0
[ 47.179028] ? alloc_file_pseudo+0xc1/0x110
[ 47.179049] ? __sys_socket+0xda/0x130
[ 47.179071] exit_to_user_mode_loop+0x75/0x4a0
[ 47.179099] do_syscall_64+0x439/0xfc0
[ 47.179124] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 47.179151] RIP: 0033:0x47ea2b
[ 47.179171] Code: Unable to access opcode bytes at 0x47ea01.
[ 47.179205] RSP: 002b:00007ffefb65e998 EFLAGS: 00000206 ORIG_RAX: 0000000000000029
[ 47.179248] RAX: 0000000000000007 RBX: 00007ffefb65ea70 RCX: 000000000047ea2b
[ 47.179291] RDX: 0000000000000000 RSI: 0000000000080003 RDI: 0000000000000010
[ 47.179328] RBP: 00007ffefb65e9d0 R08: 0000000000000041 R09: 000000002d1763e0
[ 47.179360] R10: 0000000000000040 R11: 0000000000000206 R12: 00007ffefb65f448
[ 47.179400] R13: 00007ffefb65f4c8 R14: 00007ffefb65ef48 R15: 0000000000543540
[ 47.179440]
[ 47.179452] ---[ end trace 0000000000000000 ]---
[ 47.188843] ------------[ cut here ]------------
[ 47.188898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: kworker/u16:1/65
[ 47.188960] Modules linked in:
[ 47.188985] CPU: 3 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 47.189041] Tainted: [W]=WARN
[ 47.189063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.189098] Workqueue: netns cleanup_net
[ 47.189121] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 47.189152] 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
[ 47.189251] RSP: 0018:ff78268c8023fc78 EFLAGS: 00010286
[ 47.189280] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 47.189326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff3a575ac1916e00
[ 47.189367] RBP: 0000000000000000 R08: ff3a575ac330b890 R09: ff3a575ac2ded82c
[ 47.189409] R10: ff3a575ac3046118 R11: fefefefefefefeff R12: 0000000000000000
[ 47.189452] R13: 0000000000000011 R14: ff3a575ac3046000 R15: ff3a575ac1916e00
[ 47.189501] FS: 0000000000000000(0000) GS:ff3a575b5ba16000(0000) knlGS:0000000000000000
[ 47.189550] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.189591] CR2: 000055734ec922b8 CR3: 0000000002f42006 CR4: 0000000000771ef0
[ 47.189642] PKRU: 55555554
[ 47.189657] Call Trace:
[ 47.189673]
[ 47.189690] unregister_netdevice_many_notify+0x877/0x9d0
[ 47.189724] default_device_exit_batch+0x318/0x390
[ 47.189755] ops_undo_list+0x10b/0x240
[ 47.189778] cleanup_net+0x1d7/0x2e0
[ 47.189801] process_one_work+0x162/0x360
[ 47.189826] worker_thread+0x16e/0x2d0
[ 47.189848] ? rescuer_thread+0x510/0x510
[ 47.189871] kthread+0xe1/0x120
[ 47.189893] ? kthread_park+0xa0/0xa0
[ 47.189913] ret_from_fork+0x16d/0x250
[ 47.189935] ? kthread_park+0xa0/0xa0
[ 47.189960] ret_from_fork_asm+0x11/0x20
[ 47.189983]
[ 47.189996] ---[ end trace 0000000000000000 ]---