[ 456.912664] ------------[ cut here ]------------
[ 456.912716] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: unshare/601
[ 456.912769] Modules linked in:
[ 456.912796] CPU: 3 UID: 0 PID: 601 Comm: unshare Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 456.912869] Tainted: [W]=WARN
[ 456.912890] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 456.912926] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 456.912953] 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
[ 456.913061] RSP: 0018:ff77a99b8098fcc8 EFLAGS: 00010286
[ 456.913091] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 456.913130] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926200
[ 456.913171] RBP: 0000000000000000 R08: ff2556dc8329bb50 R09: ff2556dc82e9d02c
[ 456.913213] R10: ff2556dc86a9a118 R11: fefefefefefefeff R12: 0000000000000000
[ 456.913254] R13: 0000000000000010 R14: ff2556dc86a9a000 R15: ff2556dc81926200
[ 456.913299] FS: 00007f4554345740(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 456.913344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 456.913377] CR2: 00007f4554410820 CR3: 000000000312c001 CR4: 0000000000771ef0
[ 456.913418] PKRU: 55555554
[ 456.913434] Call Trace:
[ 456.913451]
[ 456.913467] rtmsg_ifinfo+0x3c/0xa0
[ 456.913489] register_netdevice+0x889/0x9f0
[ 456.913511] register_netdev+0x1e/0x30
[ 456.913534] loopback_net_init+0x57/0xb0
[ 456.913565] ? vsock_sysctl_init_net+0xb6/0x140
[ 456.913593] ops_init+0x68/0x140
[ 456.913618] setup_net+0x85/0x150
[ 456.913640] copy_net_ns+0xf5/0x200
[ 456.913662] create_new_namespaces+0x117/0x2f0
[ 456.913695] unshare_nsproxy_namespaces+0x85/0xb0
[ 456.913723] ksys_unshare+0x346/0x5e0
[ 456.913753] __x64_sys_unshare+0x12/0x20
[ 456.913776] do_syscall_64+0x104/0xfc0
[ 456.913795] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 456.913826] RIP: 0033:0x7f4554440bcb
[ 456.913847] 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
[ 456.913943] RSP: 002b:00007fffc2dfcfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
[ 456.913988] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4554440bcb
[ 456.914023] RDX: 0000000000000000 RSI: 00007fffc2dfcd30 RDI: 0000000040000000
[ 456.914063] RBP: 00007fffc2dfd350 R08: 00007fffc2dfcf20 R09: 0000000000000000
[ 456.914113] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000040000000
[ 456.914152] R13: 0000000000000000 R14: 00000000ffffffff R15: 0000563acf0deb68
[ 456.914192]
[ 456.914207] ---[ end trace 0000000000000000 ]---
[ 456.914784] ------------[ cut here ]------------
[ 456.914821] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/601
[ 456.914874] Modules linked in:
[ 456.914901] CPU: 3 UID: 0 PID: 601 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 456.914953] Tainted: [W]=WARN
[ 456.914972] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 456.915011] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 456.915040] 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
[ 456.915134] RSP: 0018:ff77a99b8098fd68 EFLAGS: 00010286
[ 456.915164] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 456.915206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926200
[ 456.915248] RBP: 0000000000000000 R08: ff2556dc8195ff50 R09: ff2556dc8302f030
[ 456.915292] R10: ff2556dc82bfc118 R11: fefefefefefefeff R12: 0000000000000000
[ 456.915326] R13: 0000000000000010 R14: ff2556dc82bfc000 R15: ff2556dc81926200
[ 456.915372] FS: 00000000197dd400(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 456.915406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 456.915446] CR2: 00007f2df630e000 CR3: 0000000008de8002 CR4: 0000000000771ef0
[ 456.915497] PKRU: 55555554
[ 456.915512] Call Trace:
[ 456.915527]
[ 456.915539] rtmsg_ifinfo+0x3c/0xa0
[ 456.915563] register_netdevice+0x889/0x9f0
[ 456.915588] __tun_chr_ioctl+0x83c/0x16c0
[ 456.915613] ? do_sys_openat2+0x9a/0xe0
[ 456.915637] __x64_sys_ioctl+0xa1/0xe0
[ 456.915662] do_syscall_64+0x104/0xfc0
[ 456.915683] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 456.915713] RIP: 0033:0x47cc8d
[ 456.915731] 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
[ 456.915840] RSP: 002b:00007fff388b6590 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 456.915886] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 456.915928] RDX: 00007fff388b6610 RSI: 00000000400454ca RDI: 0000000000000005
[ 456.915971] RBP: 00007fff388b65e0 R08: 0000000000000000 R09: 0000000000000000
[ 456.916014] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff388b6ae8
[ 456.916055] R13: 00007fff388b6b68 R14: 0000000000000002 R15: 0000000000543540
[ 456.916098]
[ 456.916112] ---[ end trace 0000000000000000 ]---
[ 456.916153] ------------[ cut here ]------------
[ 456.916181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/601
[ 456.916228] Modules linked in:
[ 456.916251] CPU: 3 UID: 0 PID: 601 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 456.916313] Tainted: [W]=WARN
[ 456.916334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 456.916369] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 456.916400] 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
[ 456.916505] RSP: 0018:ff77a99b8098fd60 EFLAGS: 00010286
[ 456.916532] RAX: 00000000ffffffa6 RBX: 0000000000000000 RCX: 0000000000000000
[ 456.916577] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926200
[ 456.916614] RBP: 0000000000000002 R08: ff2556dc8195ff50 R09: ff2556dc8302f030
[ 456.916653] R10: ff2556dc82bfc118 R11: fefefefefefefeff R12: 0000000000000000
[ 456.916696] R13: 0000000000000010 R14: ff2556dc82bfc000 R15: ff2556dc81926200
[ 456.916738] FS: 00000000197dd400(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 456.916781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 456.916815] CR2: 00007f2df630e000 CR3: 0000000008de8002 CR4: 0000000000771ef0
[ 456.916866] PKRU: 55555554
[ 456.916879] Call Trace:
[ 456.916894]
[ 456.916909] rtnetlink_event+0x6e/0xb0
[ 456.916933] notifier_call_chain+0x6d/0x100
[ 456.916956] netdev_update_features+0x56/0x60
[ 456.916988] __tun_chr_ioctl+0xbf1/0x16c0
[ 456.917007] ? file_init_path+0x62/0x120
[ 456.917032] __x64_sys_ioctl+0xa1/0xe0
[ 456.917051] do_syscall_64+0x104/0xfc0
[ 456.917071] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 456.917099] RIP: 0033:0x47cc8d
[ 456.917118] 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
[ 456.917196] RSP: 002b:00007fff388b65d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 456.917250] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 456.917295] RDX: 000000000000000f RSI: 00000000400454d0 RDI: 0000000000000005
[ 456.917340] RBP: 00007fff388b6620 R08: 0000000000000000 R09: 0000000000000000
[ 456.917383] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff388b6ae8
[ 456.917416] R13: 00007fff388b6b68 R14: 0000000000000002 R15: 0000000000543540
[ 456.917457]
[ 456.917471] ---[ end trace 0000000000000000 ]---
[ 456.917515] ------------[ cut here ]------------
[ 456.917544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/601
[ 456.917601] Modules linked in:
[ 456.917623] CPU: 3 UID: 0 PID: 601 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 456.917680] Tainted: [W]=WARN
[ 456.917703] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 456.917737] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 456.917768] 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
[ 456.917883] RSP: 0018:ff77a99b8098fc10 EFLAGS: 00010286
[ 456.917910] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[ 456.917991] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926200
[ 456.918078] RBP: 0000000000000000 R08: ff2556dc8195ff50 R09: ff2556dc82029030
[ 456.918159] R10: ff2556dc82bfc118 R11: fefefefefefefeff R12: 0000000000000000
[ 456.918220] R13: 0000000000000010 R14: ff2556dc82bfc000 R15: ff2556dc81926200
[ 456.918309] FS: 00000000197dd400(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 456.918381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 456.918417] CR2: 00007f2df630e000 CR3: 0000000008de8002 CR4: 0000000000771ef0
[ 456.918457] PKRU: 55555554
[ 456.918473] Call Trace:
[ 456.918497]
[ 456.918511] rtmsg_ifinfo+0x3c/0xa0
[ 456.918534] __dev_notify_flags+0xb1/0xf0
[ 456.918556] netif_change_flags+0x54/0x70
[ 456.918577] dev_change_flags+0x45/0x80
[ 456.918598] devinet_ioctl+0x607/0x7f0
[ 456.918622] inet_ioctl+0x229/0x240
[ 456.918641] ? __rtnl_unlock+0x35/0x60
[ 456.918662] sock_do_ioctl+0x75/0x140
[ 456.918688] __x64_sys_ioctl+0xa1/0xe0
[ 456.918709] do_syscall_64+0x104/0xfc0
[ 456.918731] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 456.918761] RIP: 0033:0x47cc8d
[ 456.918780] 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
[ 456.918885] RSP: 002b:00007fff388b65b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 456.918929] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 000000000047cc8d
[ 456.918971] RDX: 00007fff388b6620 RSI: 0000000000008914 RDI: 0000000000000006
[ 456.919012] RBP: 00007fff388b6600 R08: 0000000000000000 R09: 0000000000000000
[ 456.919054] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff388b6ae8
[ 456.919093] R13: 00007fff388b6b68 R14: 0000000000000002 R15: 0000000000543540
[ 456.919135]
[ 456.919149] ---[ end trace 0000000000000000 ]---
[ 501.899445] ------------[ cut here ]------------
[ 501.899523] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/601
[ 501.899606] Modules linked in:
[ 501.899629] CPU: 3 UID: 0 PID: 601 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 501.899685] Tainted: [W]=WARN
[ 501.899710] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 501.899745] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 501.899777] 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
[ 501.899882] RSP: 0018:ff77a99b8098fb58 EFLAGS: 00010286
[ 501.899912] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[ 501.899962] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc818e5f00
[ 501.900003] RBP: 0000000000000000 R08: ff2556dc8195ff50 R09: ff2556dc82029030
[ 501.900050] R10: ff2556dc82bfc118 R11: fefefefefefefeff R12: 0000000000000000
[ 501.900102] R13: 0000000000000010 R14: ff2556dc82bfc000 R15: ff2556dc818e5f00
[ 501.900147] FS: 0000000000000000(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 501.900190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 501.900228] CR2: 00007ff836b2c6f0 CR3: 0000000004a42004 CR4: 0000000000771ef0
[ 501.900276] PKRU: 55555554
[ 501.900291] Call Trace:
[ 501.900308]
[ 501.900325] rtmsg_ifinfo+0x3c/0xa0
[ 501.900347] netif_close_many+0xed/0x190
[ 501.900373] unregister_netdevice_many_notify+0x267/0x9d0
[ 501.900403] ? __queue_work+0x141/0x550
[ 501.900430] unregister_netdevice_queue+0x9e/0xd0
[ 501.900459] __tun_detach+0x591/0x5b0
[ 501.900484] tun_chr_close+0x3f/0xc0
[ 501.900508] __fput+0xe8/0x2c0
[ 501.900535] task_work_run+0x63/0xa0
[ 501.900561] do_exit+0x2c1/0xba0
[ 501.900586] do_group_exit+0x2d/0xc0
[ 501.900610] ? __wake_up+0x44/0x60
[ 501.900631] get_signal+0x82e/0x900
[ 501.900655] ? netlink_bind+0x3d2/0x420
[ 501.900679] arch_do_signal_or_restart+0x77/0x2b0
[ 501.900710] ? __sys_bind+0xc1/0x120
[ 501.900736] exit_to_user_mode_loop+0x75/0x4a0
[ 501.900764] do_syscall_64+0x439/0xfc0
[ 501.900791] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 501.900825] RIP: 0033:0x47e7bb
[ 501.900847] Code: Unable to access opcode bytes at 0x47e791.
[ 501.900879] RSP: 002b:00007fff388b6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000031
[ 501.900925] RAX: 0000000000000000 RBX: 00007fff388b6110 RCX: 000000000047e7bb
[ 501.900960] RDX: 000000000000000c RSI: 00007fff388b604c RDI: 0000000000000007
[ 501.901004] RBP: 00007fff388b6070 R08: 0000000000000041 R09: 00000000197de3e0
[ 501.901046] R10: 0000000000000040 R11: 0000000000000246 R12: 00007fff388b6ae8
[ 501.901094] R13: 00007fff388b6b68 R14: 00007fff388b65e8 R15: 0000000000543540
[ 501.901134]
[ 501.901150] ---[ end trace 0000000000000000 ]---
[ 501.901334] ------------[ cut here ]------------
[ 501.901366] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: packetdrill/601
[ 501.901417] Modules linked in:
[ 501.901441] CPU: 3 UID: 0 PID: 601 Comm: packetdrill Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 501.901498] Tainted: [W]=WARN
[ 501.901520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 501.901558] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 501.901589] 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
[ 501.901692] RSP: 0018:ff77a99b8098fbc8 EFLAGS: 00010286
[ 501.901721] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 501.901770] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc818e5f00
[ 501.901969] RBP: 0000000000000000 R08: ff2556dc8195ff50 R09: ff2556dc868f6030
[ 501.902011] R10: ff2556dc82bfc118 R11: fefefefefefefeff R12: 0000000000000000
[ 501.902054] R13: 0000000000000011 R14: ff2556dc82bfc000 R15: ff2556dc818e5f00
[ 501.902102] FS: 0000000000000000(0000) GS:ff2556dd08016000(0000) knlGS:0000000000000000
[ 501.902145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 501.902180] CR2: 00007ff836d27620 CR3: 0000000004a42004 CR4: 0000000000771ef0
[ 501.902223] PKRU: 55555554
[ 501.902242] Call Trace:
[ 501.902257]
[ 501.902271] unregister_netdevice_many_notify+0x877/0x9d0
[ 501.902299] unregister_netdevice_queue+0x9e/0xd0
[ 501.902327] __tun_detach+0x591/0x5b0
[ 501.902353] tun_chr_close+0x3f/0xc0
[ 501.902374] __fput+0xe8/0x2c0
[ 501.902395] task_work_run+0x63/0xa0
[ 501.902418] do_exit+0x2c1/0xba0
[ 501.902441] do_group_exit+0x2d/0xc0
[ 501.902464] ? __wake_up+0x44/0x60
[ 501.902485] get_signal+0x82e/0x900
[ 501.902508] ? netlink_bind+0x3d2/0x420
[ 501.902533] arch_do_signal_or_restart+0x77/0x2b0
[ 501.902563] ? __sys_bind+0xc1/0x120
[ 501.902588] exit_to_user_mode_loop+0x75/0x4a0
[ 501.902618] do_syscall_64+0x439/0xfc0
[ 501.902643] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 501.902671] RIP: 0033:0x47e7bb
[ 501.902691] Code: Unable to access opcode bytes at 0x47e791.
[ 501.902723] RSP: 002b:00007fff388b6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000031
[ 501.902765] RAX: 0000000000000000 RBX: 00007fff388b6110 RCX: 000000000047e7bb
[ 501.902812] RDX: 000000000000000c RSI: 00007fff388b604c RDI: 0000000000000007
[ 501.902857] RBP: 00007fff388b6070 R08: 0000000000000041 R09: 00000000197de3e0
[ 501.902898] R10: 0000000000000040 R11: 0000000000000246 R12: 00007fff388b6ae8
[ 501.902939] R13: 00007fff388b6b68 R14: 00007fff388b65e8 R15: 0000000000543540
[ 501.902978]
[ 501.902992] ---[ end trace 0000000000000000 ]---
[ 501.911917] ------------[ cut here ]------------
[ 501.911982] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: kworker/u16:1/64
[ 501.912086] Modules linked in:
[ 501.912143] CPU: 2 UID: 0 PID: 64 Comm: kworker/u16:1 Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 501.912235] Tainted: [W]=WARN
[ 501.912291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 501.912360] Workqueue: netns cleanup_net
[ 501.912418] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 501.912482] 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
[ 501.912615] RSP: 0018:ff77a99b80237c78 EFLAGS: 00010286
[ 501.912678] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 501.912753] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff2556dc81926d00
[ 501.912836] RBP: 0000000000000000 R08: ff2556dc8329bb50 R09: ff2556dc89aa682c
[ 501.912913] R10: ff2556dc86a9a118 R11: fefefefefefefeff R12: 0000000000000000
[ 501.912989] R13: 0000000000000011 R14: ff2556dc86a9a000 R15: ff2556dc81926d00
[ 501.913078] FS: 0000000000000000(0000) GS:ff2556dd07f96000(0000) knlGS:0000000000000000
[ 501.913158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 501.913227] CR2: 000055824241e2b8 CR3: 0000000003379006 CR4: 0000000000771ef0
[ 501.913307] PKRU: 55555554
[ 501.913355] Call Trace:
[ 501.913405]
[ 501.913454] unregister_netdevice_many_notify+0x877/0x9d0
[ 501.913519] default_device_exit_batch+0x318/0x390
[ 501.913583] ops_undo_list+0x10b/0x240
[ 501.913641] cleanup_net+0x1d7/0x2e0
[ 501.913699] process_one_work+0x162/0x360
[ 501.913758] worker_thread+0x16e/0x2d0
[ 501.913835] ? rescuer_thread+0x510/0x510
[ 501.913893] kthread+0xe1/0x120
[ 501.913963] ? kthread_park+0xa0/0xa0
[ 501.914025] ret_from_fork+0x16d/0x250
[ 501.914091] ? kthread_park+0xa0/0xa0
[ 501.914148] ret_from_fork_asm+0x11/0x20
[ 501.914206]
[ 501.914254] ---[ end trace 0000000000000000 ]---