[    2.536677] netconsole: network logging started
[    2.573284] ------------[ cut here ]------------
[    2.573341] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/174
[    2.573407] Modules linked in: netconsole netdevsim
[    2.573441] CPU: 0 UID: 0 PID: 174 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.573506] Tainted: [W]=WARN
[    2.573527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.573564] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.573589] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.573698] RSP: 0018:ff868fd2c035fcc8 EFLAGS: 00010286
[    2.573731] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.573778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde0325d900
[    2.573822] RBP: 0000000000000000 R08: ff36dcde0294c5d0 R09: ff36dcde0755702c
[    2.573866] R10: ff36dcde07552118 R11: fefefefefefefeff R12: 0000000000000000
[    2.573904] R13: 0000000000000010 R14: ff36dcde07552000 R15: ff36dcde0325d900
[    2.573954] FS:  00007f63b79b6840(0000) GS:ff36dcde9625a000(0000) knlGS:0000000000000000
[    2.574001] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.574040] CR2: 0000000000479648 CR3: 0000000004dc1002 CR4: 0000000000771ef0
[    2.574088] PKRU: 55555554
[    2.574103] Call Trace:
[    2.574122]  <TASK>
[    2.574138]  rtmsg_ifinfo+0x3c/0xa0
[    2.574167]  register_netdevice+0x8e1/0xa70
[    2.574195]  register_netdev+0x1e/0x30
[    2.574218]  loopback_net_init+0x57/0xb0
[    2.574245]  ? vsock_sysctl_init_net+0xb6/0x140
[    2.574283]  ops_init+0x68/0x140
[    2.574312]  setup_net+0x85/0x150
[    2.574336]  copy_net_ns+0xf5/0x200
[    2.574355]  create_new_namespaces+0x117/0x2f0
[    2.574389]  unshare_nsproxy_namespaces+0x85/0xb0
[    2.574420]  ksys_unshare+0x346/0x5e0
[    2.574444]  __x64_sys_unshare+0x12/0x20
[    2.574468]  do_syscall_64+0x104/0xfc0
[    2.574495]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.574527] RIP: 0033:0x7f63b7c78bcb
[    2.574551] 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
[    2.574655] RSP: 002b:00007ffd8320fce8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.574703] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f63b7c78bcb
[    2.574749] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.574793] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.574835] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd83211f10
[    2.574880] R13: 0000000000000001 R14: 00007f63b79b66f8 R15: 00007ffd83213845
[    2.574924]  </TASK>
[    2.574939] ---[ end trace 0000000000000000 ]---
[    2.578838] ------------[ cut here ]------------
[    2.578926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/175
[    2.579020] Modules linked in: netconsole netdevsim
[    2.579091] CPU: 2 UID: 0 PID: 175 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.579216] Tainted: [W]=WARN
[    2.579276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.579348] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.579417] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.579555] RSP: 0018:ff868fd2c035f720 EFLAGS: 00010286
[    2.579635] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.579718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde03264600
[    2.579797] RBP: 0000000000000000 R08: ff36dcde0294c5d0 R09: ff36dcde02db702c
[    2.579886] R10: ff36dcde07552118 R11: fefefefefefefeff R12: 0000000000000000
[    2.579969] R13: 0000000000000010 R14: ff36dcde07552000 R15: ff36dcde03264600
[    2.580054] FS:  00007fe32396c840(0000) GS:ff36dcde9635a000(0000) knlGS:0000000000000000
[    2.580136] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.580212] CR2: 000000000bf6e988 CR3: 0000000004ef7006 CR4: 0000000000771ef0
[    2.580293] PKRU: 55555554
[    2.580344] Call Trace:
[    2.580397]  <TASK>
[    2.580449]  rtmsg_ifinfo+0x3c/0xa0
[    2.580512]  __dev_notify_flags+0xb1/0xf0
[    2.580574]  ? rtnl_getlink+0x456/0x5e0
[    2.580641]  netif_change_flags+0x54/0x70
[    2.580703]  do_setlink.isra.0+0x390/0x1570
[    2.580768]  ? __nla_validate_parse+0x76/0xf20
[    2.580838]  rtnl_newlink+0x9c7/0xe10
[    2.580912]  ? kmalloc_reserve+0xa9/0x170
[    2.580974]  ? do_setlink.isra.0+0x1570/0x1570
[    2.581044]  rtnetlink_rcv_msg+0x39f/0x460
[    2.581106]  ? netlink_unicast+0x306/0x3a0
[    2.581166]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.581237]  netlink_rcv_skb+0xca/0x140
[    2.581299]  netlink_unicast+0x26b/0x3a0
[    2.581361]  netlink_sendmsg+0x1e2/0x430
[    2.581422]  ____sys_sendmsg+0x14c/0x2b0
[    2.581485]  ___sys_sendmsg+0xe1/0x120
[    2.581547]  __sys_sendmsg+0xad/0x100
[    2.581620]  do_syscall_64+0x104/0xfc0
[    2.581684]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.581753] RIP: 0033:0x7fe323ba608e
[    2.581813] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.581952] RSP: 002b:00007fff8acac250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.582037] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe323ba608e
[    2.582120] RDX: 0000000000000000 RSI: 00007fff8acac300 RDI: 0000000000000005
[    2.582204] RBP: 00007fff8acac260 R08: 0000000000000000 R09: 0000000000000000
[    2.582287] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce6f
[    2.582370] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8acac9d0
[    2.582450]  </TASK>
[    2.582502] ---[ end trace 0000000000000000 ]---
[    2.592986] ------------[ cut here ]------------
[    2.593034] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/149
[    2.593104] Modules linked in: netconsole netdevsim
[    2.593140] CPU: 0 UID: 0 PID: 149 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.593199] Tainted: [W]=WARN
[    2.593226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.593263] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.593293] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.593400] RSP: 0018:ff868fd2c038f9d0 EFLAGS: 00010286
[    2.593426] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.593470] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde03264100
[    2.593514] RBP: 0000000000000000 R08: ff36dcde0293f550 R09: ff36dcde07555030
[    2.593558] R10: ff36dcde0754a118 R11: fefefefefefefeff R12: 0000000000000000
[    2.593606] R13: 0000000000000010 R14: ff36dcde0754a000 R15: ff36dcde03264100
[    2.593652] FS:  00007fb9e847db80(0000) GS:ff36dcde9625a000(0000) knlGS:0000000000000000
[    2.593700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.593740] CR2: 00005564db8f18e0 CR3: 000000000296c006 CR4: 0000000000771ef0
[    2.593785] PKRU: 55555554
[    2.593800] Call Trace:
[    2.593815]  <TASK>
[    2.593836]  rtmsg_ifinfo+0x3c/0xa0
[    2.593864]  register_netdevice+0x8e1/0xa70
[    2.593894]  nsim_create+0x3a9/0x3e0 [netdevsim]
[    2.593929]  __nsim_dev_port_add+0x1cc/0x420 [netdevsim]
[    2.593962]  nsim_drv_probe+0x667/0x760 [netdevsim]
[    2.593995]  really_probe+0xc9/0x290
[    2.594020]  ? driver_probe_device+0xe0/0xe0
[    2.594050]  __driver_probe_device+0x8d/0x160
[    2.594080]  driver_probe_device+0x1f/0xe0
[    2.594104]  __device_attach_driver+0x71/0x100
[    2.594134]  bus_for_each_drv+0x9d/0x100
[    2.594156]  __device_attach+0xb0/0x1b0
[    2.594180]  device_initial_probe+0x4a/0x70
[    2.594203]  bus_probe_device+0x3c/0xb0
[    2.594227]  device_add+0x675/0x8a0
[    2.594251]  new_device_store+0x19b/0x2b0 [netdevsim]
[    2.594284]  kernfs_fop_write_iter+0x151/0x200
[    2.594318]  vfs_write+0x257/0x5c0
[    2.594342]  ksys_write+0x7b/0x110
[    2.594370]  do_syscall_64+0x104/0xfc0
[    2.594396]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.594427] RIP: 0033:0x7fb9e84ef08e
[    2.594448] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.594549] RSP: 002b:00007fff36cf38e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.594602] RAX: ffffffffffffffda RBX: 00007fb9e8671580 RCX: 00007fb9e84ef08e
[    2.594644] RDX: 0000000000000004 RSI: 00005564ea6da920 RDI: 0000000000000001
[    2.594691] RBP: 00007fff36cf38f0 R08: 0000000000000000 R09: 0000000000000000
[    2.594735] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.594781] R13: 0000000000000004 R14: 00005564ea6da920 R15: 0000000000000000
[    2.594824]  </TASK>
[    2.594841] ---[ end trace 0000000000000000 ]---
[    2.595277] ------------[ cut here ]------------
[    2.595344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/149
[    2.595403] Modules linked in: netconsole netdevsim
[    2.595435] CPU: 0 UID: 0 PID: 149 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.595500] Tainted: [W]=WARN
[    2.595523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.595562] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.595599] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.595709] RSP: 0018:ff868fd2c038f9d0 EFLAGS: 00010286
[    2.595743] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.595789] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde0325fb00
[    2.595837] RBP: 0000000000000000 R08: ff36dcde032f4c10 R09: ff36dcde0756b030
[    2.595891] R10: ff36dcde07566118 R11: fefefefefefefeff R12: 0000000000000000
[    2.595937] R13: 0000000000000010 R14: ff36dcde07566000 R15: ff36dcde0325fb00
[    2.595983] FS:  00007fb9e847db80(0000) GS:ff36dcde9625a000(0000) knlGS:0000000000000000
[    2.596029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.596066] CR2: 00005564db8f18e0 CR3: 000000000296c006 CR4: 0000000000771ef0
[    2.596109] PKRU: 55555554
[    2.596122] Call Trace:
[    2.596137]  <TASK>
[    2.596152]  rtmsg_ifinfo+0x3c/0xa0
[    2.596176]  register_netdevice+0x8e1/0xa70
[    2.596201]  nsim_create+0x3a9/0x3e0 [netdevsim]
[    2.596234]  __nsim_dev_port_add+0x1cc/0x420 [netdevsim]
[    2.596268]  nsim_drv_probe+0x667/0x760 [netdevsim]
[    2.596301]  really_probe+0xc9/0x290
[    2.596326]  ? driver_probe_device+0xe0/0xe0
[    2.596357]  __driver_probe_device+0x8d/0x160
[    2.596396]  driver_probe_device+0x1f/0xe0
[    2.596421]  __device_attach_driver+0x71/0x100
[    2.596452]  bus_for_each_drv+0x9d/0x100
[    2.596477]  __device_attach+0xb0/0x1b0
[    2.596500]  device_initial_probe+0x4a/0x70
[    2.596523]  bus_probe_device+0x3c/0xb0
[    2.596547]  device_add+0x675/0x8a0
[    2.596570]  new_device_store+0x19b/0x2b0 [netdevsim]
[    2.596610]  kernfs_fop_write_iter+0x151/0x200
[    2.596645]  vfs_write+0x257/0x5c0
[    2.596672]  ksys_write+0x7b/0x110
[    2.596696]  do_syscall_64+0x104/0xfc0
[    2.596720]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.596750] RIP: 0033:0x7fb9e84ef08e
[    2.596773] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.596882] RSP: 002b:00007fff36cf3910 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.596924] RAX: ffffffffffffffda RBX: 00007fb9e8671580 RCX: 00007fb9e84ef08e
[    2.596968] RDX: 0000000000000004 RSI: 00005564ea6da920 RDI: 0000000000000001
[    2.597012] RBP: 00007fff36cf3920 R08: 0000000000000000 R09: 0000000000000000
[    2.597055] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.597094] R13: 0000000000000004 R14: 00005564ea6da920 R15: 0000000000000000
[    2.597144]  </TASK>
[    2.597159] ---[ end trace 0000000000000000 ]---
[    2.641640] ------------[ cut here ]------------
[    2.641732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
[    2.641794] Modules linked in: netconsole netdevsim
[    2.641833] CPU: 3 UID: 0 PID: 191 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.641899] Tainted: [W]=WARN
[    2.641922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.641960] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.641984] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.642083] RSP: 0018:ff868fd2c05036d8 EFLAGS: 00010286
[    2.642115] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.642162] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde01892100
[    2.642203] RBP: 0000000000000000 R08: ff36dcde0293f550 R09: ff36dcde0755d030
[    2.642240] R10: ff36dcde0754a118 R11: fefefefefefefeff R12: ff868fd2c050378c
[    2.642285] R13: 0000000000000011 R14: ff36dcde0754a000 R15: ff36dcde01892100
[    2.642335] FS:  00007f330bffe840(0000) GS:ff36dcde963da000(0000) knlGS:0000000000000000
[    2.642380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.642417] CR2: 000000000e9fb988 CR3: 0000000004ef1005 CR4: 0000000000771ef0
[    2.642461] PKRU: 55555554
[    2.642476] Call Trace:
[    2.642492]  <TASK>
[    2.642507]  rtmsg_ifinfo_newnet+0x33/0x70
[    2.642532]  __dev_change_net_namespace+0x407/0xc50
[    2.642561]  ? rtnl_getlink+0x459/0x5e0
[    2.642583]  do_setlink.isra.0+0xd7/0x1570
[    2.642613]  ? __nla_validate_parse+0x76/0xf20
[    2.642646]  rtnl_newlink+0x9c7/0xe10
[    2.642669]  ? kmalloc_reserve+0xa9/0x170
[    2.642690]  ? do_setlink.isra.0+0x1570/0x1570
[    2.642721]  rtnetlink_rcv_msg+0x39f/0x460
[    2.642746]  ? netlink_unicast+0x306/0x3a0
[    2.642767]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.642797]  netlink_rcv_skb+0xca/0x140
[    2.642821]  netlink_unicast+0x26b/0x3a0
[    2.642844]  netlink_sendmsg+0x1e2/0x430
[    2.642874]  ____sys_sendmsg+0x14c/0x2b0
[    2.642903]  ___sys_sendmsg+0xe1/0x120
[    2.642926]  __sys_sendmsg+0xad/0x100
[    2.642947]  do_syscall_64+0x104/0xfc0
[    2.642972]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.643003] RIP: 0033:0x7f330c23808e
[    2.643026] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.643126] RSP: 002b:00007ffe08eb8b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.643171] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f330c23808e
[    2.643215] RDX: 0000000000000000 RSI: 00007ffe08eb8c20 RDI: 0000000000000005
[    2.643258] RBP: 00007ffe08eb8b80 R08: 0000000000000000 R09: 0000000000000000
[    2.643305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce6f
[    2.643346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe08eb92e0
[    2.643391]  </TASK>
[    2.643406] ---[ end trace 0000000000000000 ]---
[    2.643522] ------------[ cut here ]------------
[    2.643561] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/191
[    2.643619] Modules linked in: netconsole netdevsim
[    2.643650] CPU: 3 UID: 0 PID: 191 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.643715] Tainted: [W]=WARN
[    2.643738] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.643773] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.643798] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.643901] RSP: 0018:ff868fd2c05036c8 EFLAGS: 00010286
[    2.643932] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.643978] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde01dea500
[    2.644019] RBP: 0000000000000000 R08: ff36dcde0293f550 R09: ff36dcde01ca9030
[    2.644060] R10: ff36dcde0754a118 R11: fefefefefefefeff R12: 0000000000000000
[    2.644099] R13: 0000000000000010 R14: ff36dcde0754a000 R15: ff36dcde01dea500
[    2.644147] FS:  00007f330bffe840(0000) GS:ff36dcde963da000(0000) knlGS:0000000000000000
[    2.644191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.644228] CR2: 000000000e9fb988 CR3: 0000000004ef1005 CR4: 0000000000771ef0
[    2.644274] PKRU: 55555554
[    2.644288] Call Trace:
[    2.644302]  <TASK>
[    2.644317]  rtmsg_ifinfo+0x3c/0xa0
[    2.644340]  __dev_change_net_namespace+0x22e/0xc50
[    2.644369]  ? rtnl_getlink+0x459/0x5e0
[    2.644387]  do_setlink.isra.0+0xd7/0x1570
[    2.644412]  ? __nla_validate_parse+0x76/0xf20
[    2.644444]  rtnl_newlink+0x9c7/0xe10
[    2.644473]  ? kmalloc_reserve+0xa9/0x170
[    2.644499]  ? do_setlink.isra.0+0x1570/0x1570
[    2.644531]  rtnetlink_rcv_msg+0x39f/0x460
[    2.644551]  ? netlink_unicast+0x306/0x3a0
[    2.644573]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.644607]  netlink_rcv_skb+0xca/0x140
[    2.644631]  netlink_unicast+0x26b/0x3a0
[    2.644660]  netlink_sendmsg+0x1e2/0x430
[    2.644683]  ____sys_sendmsg+0x14c/0x2b0
[    2.644706]  ___sys_sendmsg+0xe1/0x120
[    2.644735]  __sys_sendmsg+0xad/0x100
[    2.644758]  do_syscall_64+0x104/0xfc0
[    2.644782]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.644811] RIP: 0033:0x7f330c23808e
[    2.644833] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.644968] RSP: 002b:00007ffe08eb8b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.645011] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f330c23808e
[    2.645052] RDX: 0000000000000000 RSI: 00007ffe08eb8c20 RDI: 0000000000000005
[    2.645095] RBP: 00007ffe08eb8b80 R08: 0000000000000000 R09: 0000000000000000
[    2.645134] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce6f
[    2.645173] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe08eb92e0
[    2.645217]  </TASK>
[    2.645231] ---[ end trace 0000000000000000 ]---
[    2.660313] ------------[ cut here ]------------
[    2.660368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/193
[    2.660429] Modules linked in: netconsole netdevsim
[    2.660462] CPU: 3 UID: 0 PID: 193 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.660526] Tainted: [W]=WARN
[    2.660546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.660584] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.660619] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.660717] RSP: 0018:ff868fd2c0513720 EFLAGS: 00010286
[    2.660747] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.660787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde0325d700
[    2.660827] RBP: 0000000000000000 R08: ff36dcde0293f550 R09: ff36dcde01ca9030
[    2.660875] R10: ff36dcde0754a118 R11: fefefefefefefeff R12: 0000000000000000
[    2.660917] R13: 0000000000000010 R14: ff36dcde0754a000 R15: ff36dcde0325d700
[    2.660964] FS:  00007f18d856d840(0000) GS:ff36dcde963da000(0000) knlGS:0000000000000000
[    2.661006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.661042] CR2: 000000000884f988 CR3: 0000000007599002 CR4: 0000000000771ef0
[    2.661081] PKRU: 55555554
[    2.661097] Call Trace:
[    2.661120]  <TASK>
[    2.661134]  rtmsg_ifinfo+0x3c/0xa0
[    2.661156]  __dev_notify_flags+0xb1/0xf0
[    2.661182]  ? rtnl_getlink+0x456/0x5e0
[    2.661205]  netif_change_flags+0x54/0x70
[    2.661230]  do_setlink.isra.0+0x390/0x1570
[    2.661251]  ? __nla_validate_parse+0x76/0xf20
[    2.661281]  rtnl_newlink+0x9c7/0xe10
[    2.661304]  ? kmalloc_reserve+0xa9/0x170
[    2.661333]  ? do_setlink.isra.0+0x1570/0x1570
[    2.661363]  rtnetlink_rcv_msg+0x39f/0x460
[    2.661383]  ? netlink_unicast+0x306/0x3a0
[    2.661404]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.661429]  netlink_rcv_skb+0xca/0x140
[    2.661450]  netlink_unicast+0x26b/0x3a0
[    2.661472]  netlink_sendmsg+0x1e2/0x430
[    2.661498]  ____sys_sendmsg+0x14c/0x2b0
[    2.661521]  ___sys_sendmsg+0xe1/0x120
[    2.661542]  __sys_sendmsg+0xad/0x100
[    2.661566]  do_syscall_64+0x104/0xfc0
[    2.661586]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.661616] RIP: 0033:0x7f18d87a708e
[    2.661639] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.661738] RSP: 002b:00007fff8e3cee70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.661780] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f18d87a708e
[    2.661825] RDX: 0000000000000000 RSI: 00007fff8e3cef20 RDI: 0000000000000005
[    2.661874] RBP: 00007fff8e3cee80 R08: 0000000000000000 R09: 0000000000000000
[    2.661912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce6f
[    2.661952] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8e3cf5e0
[    2.661993]  </TASK>
[    2.662007] ---[ end trace 0000000000000000 ]---
[    2.669430] ------------[ cut here ]------------
[    2.669484] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/195
[    2.669540] Modules linked in: netconsole netdevsim
[    2.669572] CPU: 3 UID: 0 PID: 195 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.669636] Tainted: [W]=WARN
[    2.669663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.669702] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.669733] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.669833] RSP: 0018:ff868fd2c0523720 EFLAGS: 00010286
[    2.669863] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.669917] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde01deb800
[    2.669961] RBP: 0000000000000000 R08: ff36dcde032f4c10 R09: ff36dcde01ca9030
[    2.670003] R10: ff36dcde07566118 R11: fefefefefefefeff R12: 0000000000000000
[    2.670045] R13: 0000000000000010 R14: ff36dcde07566000 R15: ff36dcde01deb800
[    2.670092] FS:  00007fb534f90840(0000) GS:ff36dcde963da000(0000) knlGS:0000000000000000
[    2.670138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.670170] CR2: 00007fb5352601a0 CR3: 00000000075ee005 CR4: 0000000000771ef0
[    2.670213] PKRU: 55555554
[    2.670227] Call Trace:
[    2.670244]  <TASK>
[    2.670258]  rtmsg_ifinfo+0x3c/0xa0
[    2.670280]  __dev_notify_flags+0xb1/0xf0
[    2.670304]  ? rtnl_getlink+0x456/0x5e0
[    2.670325]  netif_change_flags+0x54/0x70
[    2.670344]  do_setlink.isra.0+0x390/0x1570
[    2.670369]  ? __nla_validate_parse+0x76/0xf20
[    2.670395]  rtnl_newlink+0x9c7/0xe10
[    2.670418]  ? kmalloc_reserve+0xa9/0x170
[    2.670443]  ? do_setlink.isra.0+0x1570/0x1570
[    2.670478]  rtnetlink_rcv_msg+0x39f/0x460
[    2.670500]  ? netlink_unicast+0x306/0x3a0
[    2.670527]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.670559]  netlink_rcv_skb+0xca/0x140
[    2.670581]  netlink_unicast+0x26b/0x3a0
[    2.670608]  netlink_sendmsg+0x1e2/0x430
[    2.670632]  ____sys_sendmsg+0x14c/0x2b0
[    2.670657]  ___sys_sendmsg+0xe1/0x120
[    2.670679]  __sys_sendmsg+0xad/0x100
[    2.670702]  do_syscall_64+0x104/0xfc0
[    2.670726]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.670757] RIP: 0033:0x7fb5351ca08e
[    2.670778] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.670885] RSP: 002b:00007ffdddc90ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.670928] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb5351ca08e
[    2.670970] RDX: 0000000000000000 RSI: 00007ffdddc90f70 RDI: 0000000000000005
[    2.671010] RBP: 00007ffdddc90ed0 R08: 0000000000000000 R09: 0000000000000000
[    2.671054] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10ce6f
[    2.671094] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdddc91630
[    2.671138]  </TASK>
[    2.671152] ---[ end trace 0000000000000000 ]---
[    2.684331] ------------[ cut here ]------------
[    2.684387] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/149
[    2.684449] Modules linked in: netconsole netdevsim
[    2.684484] CPU: 0 UID: 0 PID: 149 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.684550] Tainted: [W]=WARN
[    2.684572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.684620] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.684651] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.684759] RSP: 0018:ff868fd2c038fb18 EFLAGS: 00010286
[    2.684790] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.684837] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde01892100
[    2.684884] RBP: 0000000000000000 R08: ff36dcde0293f550 R09: ff36dcde0756b030
[    2.684924] R10: ff36dcde0754a118 R11: fefefefefefefeff R12: 0000000000000000
[    2.684973] R13: 0000000000000010 R14: ff36dcde0754a000 R15: ff36dcde01892100
[    2.685021] FS:  00007fb9e847db80(0000) GS:ff36dcde9625a000(0000) knlGS:0000000000000000
[    2.685069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.685105] CR2: 00005564db8f1620 CR3: 000000000296c004 CR4: 0000000000771ef0
[    2.685147] PKRU: 55555554
[    2.685162] Call Trace:
[    2.685179]  <TASK>
[    2.685195]  rtmsg_ifinfo+0x3c/0xa0
[    2.685224]  netif_close_many+0xed/0x190
[    2.685250]  unregister_netdevice_many_notify+0x118/0xa40
[    2.685281]  ? __destroy_inode+0x1a/0xc0
[    2.685309]  unregister_netdevice_queue+0x9e/0xd0
[    2.685340]  nsim_destroy+0x91/0x200 [netdevsim]
[    2.685374]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    2.685407]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    2.685438]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    2.685473]  device_release_driver_internal+0x19a/0x200
[    2.685513]  bus_remove_device+0xed/0x1b0
[    2.685538]  ? device_remove_attrs+0xb3/0x100
[    2.685569]  device_del+0x158/0x450
[    2.685601]  device_unregister+0x12/0x30
[    2.685625]  del_device_store+0x122/0x190 [netdevsim]
[    2.685659]  kernfs_fop_write_iter+0x151/0x200
[    2.685691]  vfs_write+0x257/0x5c0
[    2.685717]  ksys_write+0x7b/0x110
[    2.685741]  do_syscall_64+0x104/0xfc0
[    2.685768]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.685799] RIP: 0033:0x7fb9e84ef08e
[    2.685822] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.685941] RSP: 002b:00007fff36cf3ca0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.685984] RAX: ffffffffffffffda RBX: 00007fb9e8671580 RCX: 00007fb9e84ef08e
[    2.686029] RDX: 0000000000000004 RSI: 00005564ea6da920 RDI: 0000000000000001
[    2.686074] RBP: 00007fff36cf3cb0 R08: 0000000000000000 R09: 0000000000000000
[    2.686118] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.686164] R13: 0000000000000004 R14: 00005564ea6da920 R15: 0000000000000000
[    2.686209]  </TASK>
[    2.686224] ---[ end trace 0000000000000000 ]---
[    2.686335] ------------[ cut here ]------------
[    2.686362] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/149
[    2.686422] Modules linked in: netconsole netdevsim
[    2.686457] CPU: 0 UID: 0 PID: 149 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.686518] Tainted: [W]=WARN
[    2.686540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.686577] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.686613] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.686720] RSP: 0018:ff868fd2c038fb88 EFLAGS: 00010286
[    2.686752] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.686799] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde01892100
[    2.686842] RBP: 0000000000000000 R08: ff36dcde0293f550 R09: ff36dcde07558030
[    2.686893] R10: ff36dcde0754a118 R11: fefefefefefefeff R12: 0000000000000000
[    2.686938] R13: 0000000000000011 R14: ff36dcde0754a000 R15: ff36dcde01892100
[    2.686986] FS:  00007fb9e847db80(0000) GS:ff36dcde9625a000(0000) knlGS:0000000000000000
[    2.687036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.687070] CR2: 00005564db8f1620 CR3: 000000000296c004 CR4: 0000000000771ef0
[    2.687117] PKRU: 55555554
[    2.687133] Call Trace:
[    2.687149]  <TASK>
[    2.687163]  unregister_netdevice_many_notify+0x595/0xa40
[    2.687198]  unregister_netdevice_queue+0x9e/0xd0
[    2.687231]  nsim_destroy+0x91/0x200 [netdevsim]
[    2.687261]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    2.687293]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    2.687327]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    2.687359]  device_release_driver_internal+0x19a/0x200
[    2.687391]  bus_remove_device+0xed/0x1b0
[    2.687416]  ? device_remove_attrs+0xb3/0x100
[    2.687454]  device_del+0x158/0x450
[    2.687478]  device_unregister+0x12/0x30
[    2.687501]  del_device_store+0x122/0x190 [netdevsim]
[    2.687533]  kernfs_fop_write_iter+0x151/0x200
[    2.687565]  vfs_write+0x257/0x5c0
[    2.687598]  ksys_write+0x7b/0x110
[    2.687622]  do_syscall_64+0x104/0xfc0
[    2.687647]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.687678] RIP: 0033:0x7fb9e84ef08e
[    2.687699] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.687808] RSP: 002b:00007fff36cf3ca0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.687853] RAX: ffffffffffffffda RBX: 00007fb9e8671580 RCX: 00007fb9e84ef08e
[    2.687902] RDX: 0000000000000004 RSI: 00005564ea6da920 RDI: 0000000000000001
[    2.687947] RBP: 00007fff36cf3cb0 R08: 0000000000000000 R09: 0000000000000000
[    2.687991] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.688036] R13: 0000000000000004 R14: 00005564ea6da920 R15: 0000000000000000
[    2.688082]  </TASK>
[    2.688097] ---[ end trace 0000000000000000 ]---
[    2.723254] ------------[ cut here ]------------
[    2.723338] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/149
[    2.723399] Modules linked in: netconsole netdevsim
[    2.723436] CPU: 0 UID: 0 PID: 149 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.723492] Tainted: [W]=WARN
[    2.723513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.723551] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.723580] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.723686] RSP: 0018:ff868fd2c038fb18 EFLAGS: 00010286
[    2.723715] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.723754] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde01892100
[    2.723798] RBP: 0000000000000000 R08: ff36dcde032f4c10 R09: ff36dcde07557030
[    2.723841] R10: ff36dcde07566118 R11: fefefefefefefeff R12: 0000000000000000
[    2.723889] R13: 0000000000000010 R14: ff36dcde07566000 R15: ff36dcde01892100
[    2.723936] FS:  00007fb9e847db80(0000) GS:ff36dcde9625a000(0000) knlGS:0000000000000000
[    2.723982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.724018] CR2: 00005564db8f1620 CR3: 000000000296c004 CR4: 0000000000771ef0
[    2.724060] PKRU: 55555554
[    2.724077] Call Trace:
[    2.724093]  <TASK>
[    2.724109]  rtmsg_ifinfo+0x3c/0xa0
[    2.724130]  netif_close_many+0xed/0x190
[    2.724155]  unregister_netdevice_many_notify+0x118/0xa40
[    2.724184]  ? __destroy_inode+0x1a/0xc0
[    2.724209]  unregister_netdevice_queue+0x9e/0xd0
[    2.724244]  nsim_destroy+0x91/0x200 [netdevsim]
[    2.724280]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    2.724313]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    2.724343]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    2.724366]  device_release_driver_internal+0x19a/0x200
[    2.724399]  bus_remove_device+0xed/0x1b0
[    2.724420]  ? device_remove_attrs+0xb3/0x100
[    2.724451]  device_del+0x158/0x450
[    2.724475]  device_unregister+0x12/0x30
[    2.724495]  del_device_store+0x122/0x190 [netdevsim]
[    2.724527]  kernfs_fop_write_iter+0x151/0x200
[    2.724561]  vfs_write+0x257/0x5c0
[    2.724585]  ksys_write+0x7b/0x110
[    2.724615]  do_syscall_64+0x104/0xfc0
[    2.724639]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.724671] RIP: 0033:0x7fb9e84ef08e
[    2.724696] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.724801] RSP: 002b:00007fff36cf3da0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.724847] RAX: ffffffffffffffda RBX: 00007fb9e8671580 RCX: 00007fb9e84ef08e
[    2.724898] RDX: 0000000000000004 RSI: 00005564ea6da920 RDI: 0000000000000001
[    2.724944] RBP: 00007fff36cf3db0 R08: 0000000000000000 R09: 0000000000000000
[    2.724983] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.725027] R13: 0000000000000004 R14: 00005564ea6da920 R15: 0000000000000000
[    2.725070]  </TASK>
[    2.725086] ---[ end trace 0000000000000000 ]---
[    2.725419] ------------[ cut here ]------------
[    2.725450] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/149
[    2.725494] Modules linked in: netconsole netdevsim
[    2.725528] CPU: 0 UID: 0 PID: 149 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.725589] Tainted: [W]=WARN
[    2.725612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.725652] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.725682] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.725774] RSP: 0018:ff868fd2c038fb88 EFLAGS: 00010286
[    2.725799] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.725843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde01891700
[    2.725889] RBP: 0000000000000000 R08: ff36dcde032f4c10 R09: ff36dcde04e64030
[    2.725931] R10: ff36dcde07566118 R11: fefefefefefefeff R12: 0000000000000000
[    2.725974] R13: 0000000000000011 R14: ff36dcde07566000 R15: ff36dcde01891700
[    2.726022] FS:  00007fb9e847db80(0000) GS:ff36dcde9625a000(0000) knlGS:0000000000000000
[    2.726069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.726105] CR2: 00005564db8f1620 CR3: 000000000296c004 CR4: 0000000000771ef0
[    2.726152] PKRU: 55555554
[    2.726167] Call Trace:
[    2.726182]  <TASK>
[    2.726202]  unregister_netdevice_many_notify+0x595/0xa40
[    2.726234]  unregister_netdevice_queue+0x9e/0xd0
[    2.726265]  nsim_destroy+0x91/0x200 [netdevsim]
[    2.726301]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    2.726337]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    2.726370]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    2.726403]  device_release_driver_internal+0x19a/0x200
[    2.726437]  bus_remove_device+0xed/0x1b0
[    2.726462]  ? device_remove_attrs+0xb3/0x100
[    2.726493]  device_del+0x158/0x450
[    2.726517]  device_unregister+0x12/0x30
[    2.726540]  del_device_store+0x122/0x190 [netdevsim]
[    2.726575]  kernfs_fop_write_iter+0x151/0x200
[    2.726615]  vfs_write+0x257/0x5c0
[    2.726638]  ksys_write+0x7b/0x110
[    2.726663]  do_syscall_64+0x104/0xfc0
[    2.726688]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.726720] RIP: 0033:0x7fb9e84ef08e
[    2.726744] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[    2.726848] RSP: 002b:00007fff36cf3da0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.726900] RAX: ffffffffffffffda RBX: 00007fb9e8671580 RCX: 00007fb9e84ef08e
[    2.726944] RDX: 0000000000000004 RSI: 00005564ea6da920 RDI: 0000000000000001
[    2.726985] RBP: 00007fff36cf3db0 R08: 0000000000000000 R09: 0000000000000000
[    2.727028] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.727069] R13: 0000000000000004 R14: 00005564ea6da920 R15: 0000000000000000
[    2.727122]  </TASK>
[    2.727135] ---[ end trace 0000000000000000 ]---
[    2.769862] ------------[ cut here ]------------
[    2.769919] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: kworker/u16:1/65
[    2.769985] Modules linked in: netconsole netdevsim
[    2.770023] CPU: 3 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.770082] Tainted: [W]=WARN
[    2.770108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.770148] Workqueue: netns cleanup_net
[    2.770169] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.770201] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.770305] RSP: 0018:ff868fd2c023fc08 EFLAGS: 00010286
[    2.770339] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    2.770384] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde0325d200
[    2.770429] RBP: 0000000000000000 R08: ff36dcde0294c5d0 R09: ff36dcde01ca902c
[    2.770471] R10: ff36dcde07552118 R11: fefefefefefefeff R12: 0000000000000000
[    2.770513] R13: 0000000000000010 R14: ff36dcde07552000 R15: ff36dcde0325d200
[    2.770559] FS:  0000000000000000(0000) GS:ff36dcde963da000(0000) knlGS:0000000000000000
[    2.770613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.770649] CR2: 00007f87185e1ab0 CR3: 0000000002932002 CR4: 0000000000771ef0
[    2.770698] PKRU: 55555554
[    2.770715] Call Trace:
[    2.770734]  <TASK>
[    2.770752]  rtmsg_ifinfo+0x3c/0xa0
[    2.770779]  netif_close_many+0xed/0x190
[    2.770803]  unregister_netdevice_many_notify+0x215/0xa40
[    2.770837]  default_device_exit_batch+0x328/0x3a0
[    2.770867]  ops_undo_list+0x10b/0x240
[    2.770897]  cleanup_net+0x1d7/0x2e0
[    2.770932]  process_one_work+0x162/0x360
[    2.770960]  worker_thread+0x16e/0x2d0
[    2.770985]  ? rescuer_thread+0x510/0x510
[    2.771007]  kthread+0xe1/0x120
[    2.771029]  ? kthread_park+0xa0/0xa0
[    2.771051]  ret_from_fork+0x16d/0x250
[    2.771082]  ? kthread_park+0xa0/0xa0
[    2.771105]  ret_from_fork_asm+0x11/0x20
[    2.771132]  </TASK>
[    2.771146] ---[ end trace 0000000000000000 ]---
[    2.771416] ------------[ cut here ]------------
[    2.771452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: kworker/u16:1/65
[    2.771516] Modules linked in: netconsole netdevsim
[    2.771547] CPU: 3 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.771605] Tainted: [W]=WARN
[    2.771627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.771665] Workqueue: netns cleanup_net
[    2.771689] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.771721] Code: 80 00 00 00 e8 09 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 56 a6 fb ff b9 a6 ff ff
[    2.771822] RSP: 0018:ff868fd2c023fc78 EFLAGS: 00010286
[    2.771851] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.771899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff36dcde0325de00
[    2.771941] RBP: 0000000000000000 R08: ff36dcde0294c5d0 R09: ff36dcde04e4e02c
[    2.771980] R10: ff36dcde07552118 R11: fefefefefefefeff R12: 0000000000000000
[    2.772026] R13: 0000000000000011 R14: ff36dcde07552000 R15: ff36dcde0325de00
[    2.772071] FS:  0000000000000000(0000) GS:ff36dcde963da000(0000) knlGS:0000000000000000
[    2.772122] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.772157] CR2: 00007fc178be9f98 CR3: 0000000025042004 CR4: 0000000000771ef0
[    2.772202] PKRU: 55555554
[    2.772215] Call Trace:
[    2.772231]  <TASK>
[    2.772247]  unregister_netdevice_many_notify+0x595/0xa40
[    2.772279]  default_device_exit_batch+0x328/0x3a0
[    2.772309]  ops_undo_list+0x10b/0x240
[    2.772334]  cleanup_net+0x1d7/0x2e0
[    2.772354]  process_one_work+0x162/0x360
[    2.772378]  worker_thread+0x16e/0x2d0
[    2.772403]  ? rescuer_thread+0x510/0x510
[    2.772425]  kthread+0xe1/0x120
[    2.772446]  ? kthread_park+0xa0/0xa0
[    2.772466]  ret_from_fork+0x16d/0x250
[    2.772489]  ? kthread_park+0xa0/0xa0
[    2.772509]  ret_from_fork_asm+0x11/0x20
[    2.772532]  </TASK>
[    2.772546] ---[ end trace 0000000000000000 ]---