[    2.265572] ------------[ cut here ]------------
[    2.265671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: fib_notificatio/158
[    2.265771] Modules linked in: netdevsim
[    2.265834] CPU: 2 UID: 0 PID: 158 Comm: fib_notificatio Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.265933] Tainted: [W]=WARN
[    2.265994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.266076] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.266144] 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
[    2.266274] RSP: 0018:ff6baf31003a79d0 EFLAGS: 00010286
[    2.266340] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.266418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123400
[    2.266502] RBP: 0000000000000000 R08: ff1a03eb83139410 R09: ff1a03eb82d75030
[    2.266580] R10: ff1a03eb82d7c118 R11: fefefefefefefeff R12: 0000000000000000
[    2.266669] R13: 0000000000000010 R14: ff1a03eb82d7c000 R15: ff1a03eb83123400
[    2.266753] FS:  00007fd4a75a7b80(0000) GS:ff1a03ec28b5a000(0000) knlGS:0000000000000000
[    2.266835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.266907] CR2: 0000561757d7f078 CR3: 0000000004870005 CR4: 0000000000771ef0
[    2.266987] PKRU: 55555554
[    2.267038] Call Trace:
[    2.267099]  <TASK>
[    2.267150]  rtmsg_ifinfo+0x3c/0xa0
[    2.267211]  register_netdevice+0x8e1/0xa70
[    2.267274]  nsim_create+0x3a9/0x3e0 [netdevsim]
[    2.267345]  __nsim_dev_port_add+0x1cc/0x420 [netdevsim]
[    2.267414]  nsim_drv_probe+0x667/0x760 [netdevsim]
[    2.267483]  really_probe+0xc9/0x290
[    2.267545]  ? driver_probe_device+0xe0/0xe0
[    2.267615]  __driver_probe_device+0x8d/0x160
[    2.267685]  driver_probe_device+0x1f/0xe0
[    2.267745]  __device_attach_driver+0x71/0x100
[    2.267812]  bus_for_each_drv+0x9d/0x100
[    2.267873]  __device_attach+0xb0/0x1b0
[    2.267933]  device_initial_probe+0x4a/0x70
[    2.267995]  bus_probe_device+0x3c/0xb0
[    2.268061]  device_add+0x675/0x8a0
[    2.268123]  new_device_store+0x19b/0x2b0 [netdevsim]
[    2.268195]  kernfs_fop_write_iter+0x151/0x200
[    2.268266]  vfs_write+0x257/0x5c0
[    2.268328]  ksys_write+0x7b/0x110
[    2.268389]  do_syscall_64+0x104/0xfc0
[    2.268452]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.268523] RIP: 0033:0x7fd4a761908e
[    2.268585] 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
[    2.268726] RSP: 002b:00007ffca4c28380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.268804] RAX: ffffffffffffffda RBX: 00007fd4a779b580 RCX: 00007fd4a761908e
[    2.268886] RDX: 0000000000000007 RSI: 0000561757d7e070 RDI: 0000000000000001
[    2.268968] RBP: 00007ffca4c28390 R08: 0000000000000000 R09: 0000000000000000
[    2.269055] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007
[    2.269135] R13: 0000000000000007 R14: 0000561757d7e070 R15: 0000000000000000
[    2.269216]  </TASK>
[    2.269266] ---[ end trace 0000000000000000 ]---
[    2.273522] ------------[ cut here ]------------
[    2.273564] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/172
[    2.273618] Modules linked in: netdevsim
[    2.273642] CPU: 3 UID: 0 PID: 172 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.273703] Tainted: [W]=WARN
[    2.273722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.273755] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.273785] 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
[    2.273878] RSP: 0018:ff6baf3100317cc8 EFLAGS: 00010286
[    2.273904] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.273947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb830b4a00
[    2.273985] RBP: 0000000000000000 R08: ff1a03eb831d15d0 R09: ff1a03eb86e4f02c
[    2.274027] R10: ff1a03eb86e4a118 R11: fefefefefefefeff R12: 0000000000000000
[    2.274078] R13: 0000000000000010 R14: ff1a03eb86e4a000 R15: ff1a03eb830b4a00
[    2.274124] FS:  00007fc746612840(0000) GS:ff1a03ec28bda000(0000) knlGS:0000000000000000
[    2.274164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.274202] CR2: 0000000000479648 CR3: 000000000332c005 CR4: 0000000000771ef0
[    2.274242] PKRU: 55555554
[    2.274257] Call Trace:
[    2.274273]  <TASK>
[    2.274286]  rtmsg_ifinfo+0x3c/0xa0
[    2.274308]  register_netdevice+0x8e1/0xa70
[    2.274330]  register_netdev+0x1e/0x30
[    2.274353]  loopback_net_init+0x57/0xb0
[    2.274380]  ? vsock_sysctl_init_net+0xb6/0x140
[    2.274409]  ops_init+0x68/0x140
[    2.274433]  setup_net+0x85/0x150
[    2.274459]  copy_net_ns+0xf5/0x200
[    2.274481]  create_new_namespaces+0x117/0x2f0
[    2.274511]  unshare_nsproxy_namespaces+0x85/0xb0
[    2.274539]  ksys_unshare+0x346/0x5e0
[    2.274562]  __x64_sys_unshare+0x12/0x20
[    2.274584]  do_syscall_64+0x104/0xfc0
[    2.274605]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.274632] RIP: 0033:0x7fc7468d4bcb
[    2.274657] 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
[    2.274744] RSP: 002b:00007ffc157a7018 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    2.274788] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc7468d4bcb
[    2.274830] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.274871] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    2.274911] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc157a9240
[    2.274952] R13: 0000000000000001 R14: 00007fc7466126f8 R15: 00007ffc157aa86d
[    2.274994]  </TASK>
[    2.275009] ---[ end trace 0000000000000000 ]---
[    2.278932] ------------[ cut here ]------------
[    2.278979] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: devlink/174
[    2.279033] Modules linked in: netdevsim
[    2.279063] CPU: 0 UID: 0 PID: 174 Comm: devlink Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.279118] Tainted: [W]=WARN
[    2.279142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.279175] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.279205] 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
[    2.279293] RSP: 0018:ff6baf310030f908 EFLAGS: 00010286
[    2.279320] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.279359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123a00
[    2.279399] RBP: 0000000000000000 R08: ff1a03eb83139410 R09: ff1a03eb82d96030
[    2.279441] R10: ff1a03eb82d7c118 R11: fefefefefefefeff R12: 0000000000000000
[    2.279481] R13: 0000000000000011 R14: ff1a03eb82d7c000 R15: ff1a03eb83123a00
[    2.279527] FS:  00007f78486d6840(0000) GS:ff1a03ec28a5a000(0000) knlGS:0000000000000000
[    2.279568] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.279599] CR2: 00007f7848a4f493 CR3: 0000000001dd0002 CR4: 0000000000771ef0
[    2.279638] PKRU: 55555554
[    2.279657] Call Trace:
[    2.279674]  <TASK>
[    2.279690]  unregister_netdevice_many_notify+0x595/0xa40
[    2.279719]  unregister_netdevice_queue+0x9e/0xd0
[    2.279750]  nsim_destroy+0x91/0x200 [netdevsim]
[    2.279781]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    2.279809]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    2.279839]  nsim_dev_reload_down+0x23/0x50 [netdevsim]
[    2.279866]  devlink_reload+0x75/0x250
[    2.279889]  devlink_nl_reload_doit+0x1df/0x6d0
[    2.279917]  ? devlink_get_from_attrs_lock+0xf0/0x250
[    2.279947]  genl_family_rcv_msg_doit+0x13f/0x190
[    2.279978]  genl_rcv_msg+0x1c8/0x300
[    2.280000]  ? devlink_nl_pre_doit_port+0x70/0x70
[    2.280028]  ? devlink_reload+0x250/0x250
[    2.280052]  ? devlink_nl_post_doit+0x20/0x20
[    2.280080]  ? genl_get_cmd+0x320/0x320
[    2.280102]  netlink_rcv_skb+0xca/0x140
[    2.280124]  genl_rcv+0x28/0x40
[    2.280146]  netlink_unicast+0x26b/0x3a0
[    2.280167]  netlink_sendmsg+0x1e2/0x430
[    2.280189]  __sys_sendto+0x194/0x220
[    2.280214]  __x64_sys_sendto+0x24/0x30
[    2.280233]  do_syscall_64+0x104/0xfc0
[    2.280253]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.280282] RIP: 0033:0x7f784891008e
[    2.280305] 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
[    2.280389] RSP: 002b:00007ffe405dc7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    2.280433] RAX: ffffffffffffffda RBX: 000000002f51c980 RCX: 00007f784891008e
[    2.280470] RDX: 0000000000000040 RSI: 000000002f51cba0 RDI: 0000000000000005
[    2.280513] RBP: 00007ffe405dc800 R08: 00007f7848bc4980 R09: 000000000000000c
[    2.280552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040cd80
[    2.280596] R13: 000000002f51c980 R14: 0000000000000000 R15: 0000000000000001
[    2.280633]  </TASK>
[    2.280652] ---[ end trace 0000000000000000 ]---
[    2.318197] ------------[ cut here ]------------
[    2.318258] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: devlink/174
[    2.318307] Modules linked in: netdevsim
[    2.318329] CPU: 0 UID: 0 PID: 174 Comm: devlink Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.318384] Tainted: [W]=WARN
[    2.318406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.318437] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.318469] 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
[    2.318562] RSP: 0018:ff6baf310030f888 EFLAGS: 00010286
[    2.318588] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.318627] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123d00
[    2.318671] RBP: 0000000000000000 R08: ff1a03eb83139410 R09: ff1a03eb819bb030
[    2.318711] R10: ff1a03eb82d7c118 R11: fefefefefefefeff R12: 0000000000000000
[    2.318752] R13: 0000000000000010 R14: ff1a03eb82d7c000 R15: ff1a03eb83123d00
[    2.318793] FS:  00007f78486d6840(0000) GS:ff1a03ec28a5a000(0000) knlGS:0000000000000000
[    2.318835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.318869] CR2: 00007f7848a4f493 CR3: 0000000001dd0002 CR4: 0000000000771ef0
[    2.318911] PKRU: 55555554
[    2.318927] Call Trace:
[    2.318940]  <TASK>
[    2.318956]  rtmsg_ifinfo+0x3c/0xa0
[    2.318979]  register_netdevice+0x8e1/0xa70
[    2.319002]  nsim_create+0x3a9/0x3e0 [netdevsim]
[    2.319034]  __nsim_dev_port_add+0x1cc/0x420 [netdevsim]
[    2.319067]  nsim_dev_reload_up+0x1b0/0x260 [netdevsim]
[    2.319096]  devlink_reload+0xee/0x250
[    2.319120]  devlink_nl_reload_doit+0x1df/0x6d0
[    2.319153]  ? devlink_get_from_attrs_lock+0xf0/0x250
[    2.319182]  genl_family_rcv_msg_doit+0x13f/0x190
[    2.319210]  genl_rcv_msg+0x1c8/0x300
[    2.319232]  ? devlink_nl_pre_doit_port+0x70/0x70
[    2.319263]  ? devlink_reload+0x250/0x250
[    2.319283]  ? devlink_nl_post_doit+0x20/0x20
[    2.319310]  ? genl_get_cmd+0x320/0x320
[    2.319331]  netlink_rcv_skb+0xca/0x140
[    2.319353]  genl_rcv+0x28/0x40
[    2.319376]  netlink_unicast+0x26b/0x3a0
[    2.319398]  netlink_sendmsg+0x1e2/0x430
[    2.319420]  __sys_sendto+0x194/0x220
[    2.319445]  __x64_sys_sendto+0x24/0x30
[    2.319467]  do_syscall_64+0x104/0xfc0
[    2.319492]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.319519] RIP: 0033:0x7f784891008e
[    2.319543] 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
[    2.319632] RSP: 002b:00007ffe405dc7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    2.319677] RAX: ffffffffffffffda RBX: 000000002f51c980 RCX: 00007f784891008e
[    2.319720] RDX: 0000000000000040 RSI: 000000002f51cba0 RDI: 0000000000000005
[    2.319760] RBP: 00007ffe405dc800 R08: 00007f7848bc4980 R09: 000000000000000c
[    2.319799] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040cd80
[    2.319846] R13: 000000002f51c980 R14: 0000000000000000 R15: 0000000000000001
[    2.319886]  </TASK>
[    2.319902] ---[ end trace 0000000000000000 ]---
[    2.323199] ------------[ cut here ]------------
[    2.323235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/176
[    2.323285] Modules linked in: netdevsim
[    2.323310] CPU: 3 UID: 0 PID: 176 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.323369] Tainted: [W]=WARN
[    2.323390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.323423] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.323454] 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
[    2.323545] RSP: 0018:ff6baf31003cf870 EFLAGS: 00010286
[    2.323574] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.323620] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123e00
[    2.323663] RBP: 0000000000000000 R08: ff1a03eb83326390 R09: ff1a03eb86e4c030
[    2.323703] R10: ff1a03eb86e4f118 R11: fefefefefefefeff R12: 0000000000000000
[    2.323743] R13: 0000000000000010 R14: ff1a03eb86e4f000 R15: ff1a03eb83123e00
[    2.323787] FS:  00007f4c60c41840(0000) GS:ff1a03ec28bda000(0000) knlGS:0000000000000000
[    2.323831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.323866] CR2: 00000000004a77b8 CR3: 0000000004abf001 CR4: 0000000000771ef0
[    2.323904] PKRU: 55555554
[    2.323917] Call Trace:
[    2.323933]  <TASK>
[    2.323950]  rtmsg_ifinfo+0x3c/0xa0
[    2.323977]  __dev_notify_flags+0xb1/0xf0
[    2.324000]  rtnl_configure_link+0x8e/0xc0
[    2.324023]  rtnl_newlink+0x70f/0xe10
[    2.324048]  ? do_setlink.isra.0+0x1570/0x1570
[    2.324078]  rtnetlink_rcv_msg+0x39f/0x460
[    2.324101]  ? get_page_from_freelist+0xf9a/0x16a0
[    2.324131]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.324161]  netlink_rcv_skb+0xca/0x140
[    2.324184]  netlink_unicast+0x26b/0x3a0
[    2.324208]  netlink_sendmsg+0x1e2/0x430
[    2.324231]  ____sys_sendmsg+0x14c/0x2b0
[    2.324255]  ___sys_sendmsg+0xe1/0x120
[    2.324277]  __sys_sendmsg+0xad/0x100
[    2.324299]  do_syscall_64+0x104/0xfc0
[    2.324321]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.324351] RIP: 0033:0x7f4c60e7b08e
[    2.324371] 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
[    2.324462] RSP: 002b:00007ffd19caddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.324504] RAX: ffffffffffffffda RBX: 00007ffd19cae580 RCX: 00007f4c60e7b08e
[    2.324544] RDX: 0000000000000000 RSI: 00007ffd19cade80 RDI: 0000000000000005
[    2.324583] RBP: 00007ffd19cadde0 R08: 0000000000000000 R09: 0000000000000000
[    2.324623] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d67e
[    2.324671] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd19cae550
[    2.324711]  </TASK>
[    2.324725] ---[ end trace 0000000000000000 ]---
[    2.327783] ------------[ cut here ]------------
[    2.327828] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/177
[    2.327877] Modules linked in: netdevsim
[    2.327902] CPU: 0 UID: 0 PID: 177 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.327960] Tainted: [W]=WARN
[    2.327983] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.328034] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.328069] 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
[    2.328163] RSP: 0018:ff6baf3100273720 EFLAGS: 00010286
[    2.328193] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.328233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123d00
[    2.328274] RBP: 0000000000000000 R08: ff1a03eb83326390 R09: ff1a03eb819bb030
[    2.328314] R10: ff1a03eb86e4f118 R11: fefefefefefefeff R12: 0000000000000000
[    2.328358] R13: 0000000000000010 R14: ff1a03eb86e4f000 R15: ff1a03eb83123d00
[    2.328401] FS:  00007f85cca89840(0000) GS:ff1a03ec28a5a000(0000) knlGS:0000000000000000
[    2.328443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.328480] CR2: 000000002f7e1988 CR3: 0000000001dd0005 CR4: 0000000000771ef0
[    2.328517] PKRU: 55555554
[    2.328532] Call Trace:
[    2.328544]  <TASK>
[    2.328560]  rtmsg_ifinfo+0x3c/0xa0
[    2.328582]  __dev_notify_flags+0xb1/0xf0
[    2.328604]  ? rtnl_getlink+0x456/0x5e0
[    2.328628]  netif_change_flags+0x54/0x70
[    2.328657]  do_setlink.isra.0+0x390/0x1570
[    2.328681]  ? __nla_validate_parse+0x76/0xf20
[    2.328712]  rtnl_newlink+0x9c7/0xe10
[    2.328735]  ? kmalloc_reserve+0xa9/0x170
[    2.328758]  ? do_setlink.isra.0+0x1570/0x1570
[    2.328788]  rtnetlink_rcv_msg+0x39f/0x460
[    2.328815]  ? netlink_unicast+0x306/0x3a0
[    2.328837]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.328866]  netlink_rcv_skb+0xca/0x140
[    2.328888]  netlink_unicast+0x26b/0x3a0
[    2.328907]  netlink_sendmsg+0x1e2/0x430
[    2.328929]  ____sys_sendmsg+0x14c/0x2b0
[    2.328949]  ___sys_sendmsg+0xe1/0x120
[    2.328970]  __sys_sendmsg+0xad/0x100
[    2.328993]  do_syscall_64+0x104/0xfc0
[    2.329015]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.329046] RIP: 0033:0x7f85cccc308e
[    2.329069] 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
[    2.329161] RSP: 002b:00007ffda8b7cbc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.329204] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f85cccc308e
[    2.329251] RDX: 0000000000000000 RSI: 00007ffda8b7cc70 RDI: 0000000000000005
[    2.329297] RBP: 00007ffda8b7cbd0 R08: 0000000000000000 R09: 0000000000000000
[    2.329339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d67e
[    2.329379] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda8b7d340
[    2.329418]  </TASK>
[    2.329434] ---[ end trace 0000000000000000 ]---
[   14.448575] ------------[ cut here ]------------
[   14.448625] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/261
[   14.448689] Modules linked in: netdevsim
[   14.448716] CPU: 3 UID: 0 PID: 261 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   14.448779] Tainted: [W]=WARN
[   14.448803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.448841] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   14.448869] 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
[   14.448968] RSP: 0018:ff6baf310051f870 EFLAGS: 00010286
[   14.448997] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   14.449040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123d00
[   14.449088] RBP: 0000000000000000 R08: ff1a03eb8191b190 R09: ff1a03eb86e59030
[   14.449135] R10: ff1a03eb86e4c118 R11: fefefefefefefeff R12: 0000000000000000
[   14.449174] R13: 0000000000000010 R14: ff1a03eb86e4c000 R15: ff1a03eb83123d00
[   14.449220] FS:  00007f5c86f66840(0000) GS:ff1a03ec28bda000(0000) knlGS:0000000000000000
[   14.449265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.449300] CR2: 00000000004a77b8 CR3: 00000000032d3006 CR4: 0000000000771ef0
[   14.449346] PKRU: 55555554
[   14.449361] Call Trace:
[   14.449376]  <TASK>
[   14.449393]  rtmsg_ifinfo+0x3c/0xa0
[   14.449414]  __dev_notify_flags+0xb1/0xf0
[   14.449439]  rtnl_configure_link+0x8e/0xc0
[   14.449462]  rtnl_newlink+0x70f/0xe10
[   14.449484]  ? do_setlink.isra.0+0x1570/0x1570
[   14.449513]  rtnetlink_rcv_msg+0x39f/0x460
[   14.449536]  ? get_page_from_freelist+0xf9a/0x16a0
[   14.449567]  ? rtnl_calcit.isra.0+0x160/0x160
[   14.449594]  netlink_rcv_skb+0xca/0x140
[   14.449618]  netlink_unicast+0x26b/0x3a0
[   14.449642]  netlink_sendmsg+0x1e2/0x430
[   14.449665]  ____sys_sendmsg+0x14c/0x2b0
[   14.449690]  ___sys_sendmsg+0xe1/0x120
[   14.449713]  __sys_sendmsg+0xad/0x100
[   14.449737]  do_syscall_64+0x104/0xfc0
[   14.449761]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   14.449791] RIP: 0033:0x7f5c871a008e
[   14.449815] 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
[   14.449909] RSP: 002b:00007ffece6463a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.449951] RAX: ffffffffffffffda RBX: 00007ffece646b50 RCX: 00007f5c871a008e
[   14.449992] RDX: 0000000000000000 RSI: 00007ffece646450 RDI: 0000000000000005
[   14.450034] RBP: 00007ffece6463b0 R08: 0000000000000000 R09: 0000000000000000
[   14.450080] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d68a
[   14.450114] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffece646b20
[   14.450155]  </TASK>
[   14.450168] ---[ end trace 0000000000000000 ]---
[   14.453208] ------------[ cut here ]------------
[   14.453272] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/262
[   14.453362] Modules linked in: netdevsim
[   14.453421] CPU: 2 UID: 0 PID: 262 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   14.453513] Tainted: [W]=WARN
[   14.453567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.453636] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   14.453706] 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
[   14.453839] RSP: 0018:ff6baf3100527720 EFLAGS: 00010286
[   14.453903] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   14.453980] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83103b00
[   14.454062] RBP: 0000000000000000 R08: ff1a03eb8191b190 R09: ff1a03eb82d75030
[   14.454141] R10: ff1a03eb86e4c118 R11: fefefefefefefeff R12: 0000000000000000
[   14.454217] R13: 0000000000000010 R14: ff1a03eb86e4c000 R15: ff1a03eb83103b00
[   14.454297] FS:  00007f8b37f4c840(0000) GS:ff1a03ec28b5a000(0000) knlGS:0000000000000000
[   14.454375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.454444] CR2: 000000001607f988 CR3: 000000000334f003 CR4: 0000000000771ef0
[   14.454521] PKRU: 55555554
[   14.454569] Call Trace:
[   14.454618]  <TASK>
[   14.454666]  rtmsg_ifinfo+0x3c/0xa0
[   14.454728]  __dev_notify_flags+0xb1/0xf0
[   14.454785]  ? rtnl_getlink+0x456/0x5e0
[   14.454841]  netif_change_flags+0x54/0x70
[   14.454898]  do_setlink.isra.0+0x390/0x1570
[   14.454956]  ? __nla_validate_parse+0x76/0xf20
[   14.455023]  rtnl_newlink+0x9c7/0xe10
[   14.455084]  ? kmalloc_reserve+0xa9/0x170
[   14.455142]  ? do_setlink.isra.0+0x1570/0x1570
[   14.455206]  rtnetlink_rcv_msg+0x39f/0x460
[   14.455269]  ? netlink_unicast+0x306/0x3a0
[   14.455326]  ? rtnl_calcit.isra.0+0x160/0x160
[   14.455390]  netlink_rcv_skb+0xca/0x140
[   14.455447]  netlink_unicast+0x26b/0x3a0
[   14.455504]  netlink_sendmsg+0x1e2/0x430
[   14.455561]  ____sys_sendmsg+0x14c/0x2b0
[   14.455618]  ___sys_sendmsg+0xe1/0x120
[   14.455684]  __sys_sendmsg+0xad/0x100
[   14.455740]  do_syscall_64+0x104/0xfc0
[   14.455797]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   14.455862] RIP: 0033:0x7f8b3818608e
[   14.455917] 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
[   14.456064] RSP: 002b:00007fff66cdf9c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.456145] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b3818608e
[   14.456222] RDX: 0000000000000000 RSI: 00007fff66cdfa70 RDI: 0000000000000005
[   14.456300] RBP: 00007fff66cdf9d0 R08: 0000000000000000 R09: 0000000000000000
[   14.456376] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d68a
[   14.456452] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff66ce0140
[   14.456529]  </TASK>
[   14.456577] ---[ end trace 0000000000000000 ]---
[   23.532528] ------------[ cut here ]------------
[   23.532583] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/307
[   23.532648] Modules linked in: netdevsim
[   23.532674] CPU: 3 UID: 0 PID: 307 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   23.532739] Tainted: [W]=WARN
[   23.532763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.532793] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   23.532825] 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
[   23.532922] RSP: 0018:ff6baf3100627670 EFLAGS: 00010286
[   23.532949] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   23.532992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83122800
[   23.533031] RBP: 0000000000000000 R08: ff1a03eb8191b190 R09: ff1a03eb86e59030
[   23.533075] R10: ff1a03eb86e4c118 R11: fefefefefefefeff R12: 0000000000000000
[   23.533112] R13: 0000000000000010 R14: ff1a03eb86e4c000 R15: ff1a03eb83122800
[   23.533157] FS:  00007fb4841d4840(0000) GS:ff1a03ec28bda000(0000) knlGS:0000000000000000
[   23.533201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.533234] CR2: 00000000227b5988 CR3: 0000000001977003 CR4: 0000000000771ef0
[   23.533277] PKRU: 55555554
[   23.533292] Call Trace:
[   23.533308]  <TASK>
[   23.533324]  rtmsg_ifinfo+0x3c/0xa0
[   23.533346]  netif_close_many+0xed/0x190
[   23.533371]  unregister_netdevice_many_notify+0x118/0xa40
[   23.533402]  ? rtnl_getlink+0x456/0x5e0
[   23.533425]  rtnl_dellink+0x257/0x430
[   23.533449]  ? kmalloc_reserve+0xa9/0x170
[   23.533474]  ? rtnl_dellinkprop+0x20/0x20
[   23.533495]  rtnetlink_rcv_msg+0x39f/0x460
[   23.533520]  ? netlink_unicast+0x306/0x3a0
[   23.533551]  ? rtnl_calcit.isra.0+0x160/0x160
[   23.533581]  netlink_rcv_skb+0xca/0x140
[   23.533602]  netlink_unicast+0x26b/0x3a0
[   23.533624]  netlink_sendmsg+0x1e2/0x430
[   23.533648]  ____sys_sendmsg+0x14c/0x2b0
[   23.533673]  ___sys_sendmsg+0xe1/0x120
[   23.533696]  __sys_sendmsg+0xad/0x100
[   23.533725]  do_syscall_64+0x104/0xfc0
[   23.533749]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   23.533780] RIP: 0033:0x7fb48440e08e
[   23.533803] 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
[   23.533897] RSP: 002b:00007ffd268b5140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.533941] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb48440e08e
[   23.533981] RDX: 0000000000000000 RSI: 00007ffd268b51f0 RDI: 0000000000000005
[   23.534024] RBP: 00007ffd268b5150 R08: 0000000000000000 R09: 0000000000000000
[   23.534066] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d693
[   23.534099] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd268b58c0
[   23.534144]  </TASK>
[   23.534158] ---[ end trace 0000000000000000 ]---
[   23.534252] ------------[ cut here ]------------
[   23.534311] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/307
[   23.534369] Modules linked in: netdevsim
[   23.534390] CPU: 3 UID: 0 PID: 307 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   23.534439] Tainted: [W]=WARN
[   23.534458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.534495] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   23.534519] 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
[   23.534623] RSP: 0018:ff6baf31006276e0 EFLAGS: 00010286
[   23.534651] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   23.534692] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83122800
[   23.534743] RBP: 0000000000000000 R08: ff1a03eb8191b190 R09: ff1a03eb82d97030
[   23.534789] R10: ff1a03eb86e4c118 R11: fefefefefefefeff R12: 0000000000000000
[   23.534834] R13: 0000000000000011 R14: ff1a03eb86e4c000 R15: ff1a03eb83122800
[   23.534878] FS:  00007fb4841d4840(0000) GS:ff1a03ec28bda000(0000) knlGS:0000000000000000
[   23.534922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.534956] CR2: 00000000227b5988 CR3: 0000000001977003 CR4: 0000000000771ef0
[   23.535002] PKRU: 55555554
[   23.535016] Call Trace:
[   23.535031]  <TASK>
[   23.535047]  unregister_netdevice_many_notify+0x595/0xa40
[   23.535076]  rtnl_dellink+0x257/0x430
[   23.535101]  ? kmalloc_reserve+0xa9/0x170
[   23.535123]  ? rtnl_dellinkprop+0x20/0x20
[   23.535144]  rtnetlink_rcv_msg+0x39f/0x460
[   23.535166]  ? netlink_unicast+0x306/0x3a0
[   23.535188]  ? rtnl_calcit.isra.0+0x160/0x160
[   23.535216]  netlink_rcv_skb+0xca/0x140
[   23.535240]  netlink_unicast+0x26b/0x3a0
[   23.535263]  netlink_sendmsg+0x1e2/0x430
[   23.535286]  ____sys_sendmsg+0x14c/0x2b0
[   23.535309]  ___sys_sendmsg+0xe1/0x120
[   23.535334]  __sys_sendmsg+0xad/0x100
[   23.535356]  do_syscall_64+0x104/0xfc0
[   23.535379]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   23.535406] RIP: 0033:0x7fb48440e08e
[   23.535427] 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
[   23.535525] RSP: 002b:00007ffd268b5140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.535568] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb48440e08e
[   23.535612] RDX: 0000000000000000 RSI: 00007ffd268b51f0 RDI: 0000000000000005
[   23.535655] RBP: 00007ffd268b5150 R08: 0000000000000000 R09: 0000000000000000
[   23.535697] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d693
[   23.535743] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd268b58c0
[   23.535788]  </TASK>
[   23.535801] ---[ end trace 0000000000000000 ]---
[   23.549161] ip (307) used greatest stack depth: 11360 bytes left
[   41.738822] ------------[ cut here ]------------
[   41.738910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/449
[   41.739009] Modules linked in: netdevsim
[   41.739087] CPU: 2 UID: 0 PID: 449 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   41.739183] Tainted: [W]=WARN
[   41.739243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.739320] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   41.739385] 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
[   41.739541] RSP: 0018:ff6baf310094f870 EFLAGS: 00010286
[   41.739613] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   41.739692] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83103700
[   41.739779] RBP: 0000000000000000 R08: ff1a03eb81951390 R09: ff1a03eb86e5e030
[   41.739866] R10: ff1a03eb82d75118 R11: fefefefefefefeff R12: 0000000000000000
[   41.739951] R13: 0000000000000010 R14: ff1a03eb82d75000 R15: ff1a03eb83103700
[   41.740040] FS:  00007fe4ddaa0840(0000) GS:ff1a03ec28b5a000(0000) knlGS:0000000000000000
[   41.740134] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.740207] CR2: 00000000004a77b8 CR3: 0000000002027006 CR4: 0000000000771ef0
[   41.740288] PKRU: 55555554
[   41.740337] Call Trace:
[   41.740388]  <TASK>
[   41.740439]  rtmsg_ifinfo+0x3c/0xa0
[   41.740498]  __dev_notify_flags+0xb1/0xf0
[   41.740558]  rtnl_configure_link+0x8e/0xc0
[   41.740616]  rtnl_newlink+0x70f/0xe10
[   41.740674]  ? do_setlink.isra.0+0x1570/0x1570
[   41.740752]  rtnetlink_rcv_msg+0x39f/0x460
[   41.740823]  ? get_page_from_freelist+0xf9a/0x16a0
[   41.740889]  ? rtnl_calcit.isra.0+0x160/0x160
[   41.740954]  netlink_rcv_skb+0xca/0x140
[   41.741013]  netlink_unicast+0x26b/0x3a0
[   41.741075]  netlink_sendmsg+0x1e2/0x430
[   41.741134]  ____sys_sendmsg+0x14c/0x2b0
[   41.741192]  ___sys_sendmsg+0xe1/0x120
[   41.741251]  __sys_sendmsg+0xad/0x100
[   41.741309]  do_syscall_64+0x104/0xfc0
[   41.741370]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   41.741435] RIP: 0033:0x7fe4ddcda08e
[   41.741495] 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
[   41.741634] RSP: 002b:00007fffdf638fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.741718] RAX: ffffffffffffffda RBX: 00007fffdf639790 RCX: 00007fe4ddcda08e
[   41.741811] RDX: 0000000000000000 RSI: 00007fffdf639090 RDI: 0000000000000005
[   41.741888] RBP: 00007fffdf638ff0 R08: 0000000000000000 R09: 0000000000000000
[   41.741965] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d6a5
[   41.742049] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdf639760
[   41.742127]  </TASK>
[   41.742175] ---[ end trace 0000000000000000 ]---
[   41.745293] ------------[ cut here ]------------
[   41.745334] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/450
[   41.745396] Modules linked in: netdevsim
[   41.745421] CPU: 3 UID: 0 PID: 450 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   41.745482] Tainted: [W]=WARN
[   41.745502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.745534] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   41.745563] 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
[   41.745653] RSP: 0018:ff6baf3100957720 EFLAGS: 00010286
[   41.745684] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[   41.745724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83122800
[   41.745773] RBP: 0000000000000000 R08: ff1a03eb81951390 R09: ff1a03eb86e4c030
[   41.745818] R10: ff1a03eb82d75118 R11: fefefefefefefeff R12: 0000000000000000
[   41.745863] R13: 0000000000000010 R14: ff1a03eb82d75000 R15: ff1a03eb83122800
[   41.745906] FS:  00007f9187afd840(0000) GS:ff1a03ec28bda000(0000) knlGS:0000000000000000
[   41.745950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.745985] CR2: 000000000b98f988 CR3: 0000000003383004 CR4: 0000000000771ef0
[   41.746023] PKRU: 55555554
[   41.746036] Call Trace:
[   41.746059]  <TASK>
[   41.746075]  rtmsg_ifinfo+0x3c/0xa0
[   41.746099]  __dev_notify_flags+0xb1/0xf0
[   41.746126]  ? rtnl_getlink+0x456/0x5e0
[   41.746149]  netif_change_flags+0x54/0x70
[   41.746172]  do_setlink.isra.0+0x390/0x1570
[   41.746196]  ? __nla_validate_parse+0x76/0xf20
[   41.746228]  rtnl_newlink+0x9c7/0xe10
[   41.746253]  ? kmalloc_reserve+0xa9/0x170
[   41.746275]  ? do_setlink.isra.0+0x1570/0x1570
[   41.746306]  rtnetlink_rcv_msg+0x39f/0x460
[   41.746333]  ? netlink_unicast+0x306/0x3a0
[   41.746357]  ? rtnl_calcit.isra.0+0x160/0x160
[   41.746385]  netlink_rcv_skb+0xca/0x140
[   41.746409]  netlink_unicast+0x26b/0x3a0
[   41.746429]  netlink_sendmsg+0x1e2/0x430
[   41.746451]  ____sys_sendmsg+0x14c/0x2b0
[   41.746474]  ___sys_sendmsg+0xe1/0x120
[   41.746497]  __sys_sendmsg+0xad/0x100
[   41.746519]  do_syscall_64+0x104/0xfc0
[   41.746541]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   41.746570] RIP: 0033:0x7f9187d3708e
[   41.746592] 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
[   41.746685] RSP: 002b:00007ffea178fc70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.746725] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9187d3708e
[   41.746769] RDX: 0000000000000000 RSI: 00007ffea178fd20 RDI: 0000000000000005
[   41.746813] RBP: 00007ffea178fc80 R08: 0000000000000000 R09: 0000000000000000
[   41.746853] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d6a5
[   41.746893] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea17903f0
[   41.746934]  </TASK>
[   41.746949] ---[ end trace 0000000000000000 ]---
[   50.821248] ------------[ cut here ]------------
[   50.821333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/495
[   50.821422] Modules linked in: netdevsim
[   50.821480] CPU: 2 UID: 0 PID: 495 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   50.821579] Tainted: [W]=WARN
[   50.821633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.821704] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   50.821766] 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
[   50.821905] RSP: 0018:ff6baf3100a4f670 EFLAGS: 00010286
[   50.821968] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   50.822052] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb82fd8b00
[   50.822128] RBP: 0000000000000000 R08: ff1a03eb81951390 R09: ff1a03eb86e5e030
[   50.822203] R10: ff1a03eb82d75118 R11: fefefefefefefeff R12: 0000000000000000
[   50.822279] R13: 0000000000000010 R14: ff1a03eb82d75000 R15: ff1a03eb82fd8b00
[   50.822360] FS:  00007efcf928b840(0000) GS:ff1a03ec28b5a000(0000) knlGS:0000000000000000
[   50.822438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.822507] CR2: 000000003642e988 CR3: 0000000002fe1001 CR4: 0000000000771ef0
[   50.822588] PKRU: 55555554
[   50.822636] Call Trace:
[   50.822686]  <TASK>
[   50.822736]  rtmsg_ifinfo+0x3c/0xa0
[   50.822798]  netif_close_many+0xed/0x190
[   50.822857]  unregister_netdevice_many_notify+0x118/0xa40
[   50.822949]  ? rtnl_getlink+0x456/0x5e0
[   50.823009]  rtnl_dellink+0x257/0x430
[   50.823084]  ? kmalloc_reserve+0xa9/0x170
[   50.823147]  ? rtnl_dellinkprop+0x20/0x20
[   50.823206]  rtnetlink_rcv_msg+0x39f/0x460
[   50.823269]  ? netlink_unicast+0x306/0x3a0
[   50.823337]  ? rtnl_calcit.isra.0+0x160/0x160
[   50.823406]  netlink_rcv_skb+0xca/0x140
[   50.823468]  netlink_unicast+0x26b/0x3a0
[   50.823531]  netlink_sendmsg+0x1e2/0x430
[   50.823593]  ____sys_sendmsg+0x14c/0x2b0
[   50.823654]  ___sys_sendmsg+0xe1/0x120
[   50.823717]  __sys_sendmsg+0xad/0x100
[   50.823785]  do_syscall_64+0x104/0xfc0
[   50.823845]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   50.823919] RIP: 0033:0x7efcf94c508e
[   50.823975] 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
[   50.824111] RSP: 002b:00007ffe53ab3880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.824188] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efcf94c508e
[   50.824264] RDX: 0000000000000000 RSI: 00007ffe53ab3930 RDI: 0000000000000005
[   50.824341] RBP: 00007ffe53ab3890 R08: 0000000000000000 R09: 0000000000000000
[   50.824424] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d6ae
[   50.824503] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe53ab4000
[   50.824583]  </TASK>
[   50.824634] ---[ end trace 0000000000000000 ]---
[   50.824781] ------------[ cut here ]------------
[   50.824852] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/495
[   50.824937] Modules linked in: netdevsim
[   50.824996] CPU: 2 UID: 0 PID: 495 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   50.825096] Tainted: [W]=WARN
[   50.825151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.825219] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   50.825282] 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
[   50.825413] RSP: 0018:ff6baf3100a4f6e0 EFLAGS: 00010286
[   50.825474] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   50.825552] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb82fd8b00
[   50.825628] RBP: 0000000000000000 R08: ff1a03eb81951390 R09: ff1a03eb8496c030
[   50.825703] R10: ff1a03eb82d75118 R11: fefefefefefefeff R12: 0000000000000000
[   50.825784] R13: 0000000000000011 R14: ff1a03eb82d75000 R15: ff1a03eb82fd8b00
[   50.825864] FS:  00007efcf928b840(0000) GS:ff1a03ec28b5a000(0000) knlGS:0000000000000000
[   50.825956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.826025] CR2: 000000003642e988 CR3: 0000000002fe1001 CR4: 0000000000771ef0
[   50.826106] PKRU: 55555554
[   50.826161] Call Trace:
[   50.826209]  <TASK>
[   50.826257]  unregister_netdevice_many_notify+0x595/0xa40
[   50.826322]  rtnl_dellink+0x257/0x430
[   50.826380]  ? kmalloc_reserve+0xa9/0x170
[   50.826437]  ? rtnl_dellinkprop+0x20/0x20
[   50.826494]  rtnetlink_rcv_msg+0x39f/0x460
[   50.826550]  ? netlink_unicast+0x306/0x3a0
[   50.826606]  ? rtnl_calcit.isra.0+0x160/0x160
[   50.826670]  netlink_rcv_skb+0xca/0x140
[   50.826726]  netlink_unicast+0x26b/0x3a0
[   50.826789]  netlink_sendmsg+0x1e2/0x430
[   50.826847]  ____sys_sendmsg+0x14c/0x2b0
[   50.826904]  ___sys_sendmsg+0xe1/0x120
[   50.826962]  __sys_sendmsg+0xad/0x100
[   50.827028]  do_syscall_64+0x104/0xfc0
[   50.827090]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   50.827153] RIP: 0033:0x7efcf94c508e
[   50.827208] 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
[   50.827341] RSP: 002b:00007ffe53ab3880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.827417] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efcf94c508e
[   50.827493] RDX: 0000000000000000 RSI: 00007ffe53ab3930 RDI: 0000000000000005
[   50.827570] RBP: 00007ffe53ab3890 R08: 0000000000000000 R09: 0000000000000000
[   50.827646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d6ae
[   50.827723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe53ab4000
[   50.827811]  </TASK>
[   50.827861] ---[ end trace 0000000000000000 ]---
[   56.913882] ------------[ cut here ]------------
[   56.913932] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/555
[   56.913992] Modules linked in: netdevsim
[   56.914021] CPU: 0 UID: 0 PID: 555 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   56.914088] Tainted: [W]=WARN
[   56.914116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.914153] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   56.914180] 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
[   56.914285] RSP: 0018:ff6baf3100bab670 EFLAGS: 00010286
[   56.914314] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[   56.914359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123e00
[   56.914396] RBP: 0000000000000000 R08: ff1a03eb83326390 R09: ff1a03eb819bb030
[   56.914438] R10: ff1a03eb86e4f118 R11: fefefefefefefeff R12: 0000000000000000
[   56.914480] R13: 0000000000000010 R14: ff1a03eb86e4f000 R15: ff1a03eb83123e00
[   56.914529] FS:  00007f7184d2a840(0000) GS:ff1a03ec28a5a000(0000) knlGS:0000000000000000
[   56.914577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.914614] CR2: 000000002724e988 CR3: 0000000003300001 CR4: 0000000000771ef0
[   56.914655] PKRU: 55555554
[   56.914669] Call Trace:
[   56.914687]  <TASK>
[   56.914703]  rtmsg_ifinfo+0x3c/0xa0
[   56.914726]  netif_close_many+0xed/0x190
[   56.914751]  unregister_netdevice_many_notify+0x118/0xa40
[   56.914775]  ? rtnl_getlink+0x456/0x5e0
[   56.914803]  rtnl_dellink+0x257/0x430
[   56.914830]  ? kmalloc_reserve+0xa9/0x170
[   56.914860]  ? rtnl_dellinkprop+0x20/0x20
[   56.914881]  rtnetlink_rcv_msg+0x39f/0x460
[   56.914903]  ? netlink_unicast+0x306/0x3a0
[   56.914928]  ? rtnl_calcit.isra.0+0x160/0x160
[   56.914961]  netlink_rcv_skb+0xca/0x140
[   56.914983]  netlink_unicast+0x26b/0x3a0
[   56.915006]  netlink_sendmsg+0x1e2/0x430
[   56.915026]  ____sys_sendmsg+0x14c/0x2b0
[   56.915053]  ___sys_sendmsg+0xe1/0x120
[   56.915079]  __sys_sendmsg+0xad/0x100
[   56.915104]  do_syscall_64+0x104/0xfc0
[   56.915128]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.915157] RIP: 0033:0x7f7184f6408e
[   56.915186] 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
[   56.915286] RSP: 002b:00007ffe5db9f4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.915333] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7184f6408e
[   56.915374] RDX: 0000000000000000 RSI: 00007ffe5db9f570 RDI: 0000000000000005
[   56.915420] RBP: 00007ffe5db9f4d0 R08: 0000000000000000 R09: 0000000000000000
[   56.915463] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d6b5
[   56.915508] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5db9fc40
[   56.915550]  </TASK>
[   56.915565] ---[ end trace 0000000000000000 ]---
[   56.915669] ------------[ cut here ]------------
[   56.915696] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/555
[   56.915749] Modules linked in: netdevsim
[   56.915771] CPU: 0 UID: 0 PID: 555 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   56.915833] Tainted: [W]=WARN
[   56.915854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.915893] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   56.915922] 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
[   56.916024] RSP: 0018:ff6baf3100bab6e0 EFLAGS: 00010286
[   56.916058] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   56.916100] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb83123e00
[   56.916147] RBP: 0000000000000000 R08: ff1a03eb83326390 R09: ff1a03eb86e50830
[   56.916187] R10: ff1a03eb86e4f118 R11: fefefefefefefeff R12: 0000000000000000
[   56.916234] R13: 0000000000000011 R14: ff1a03eb86e4f000 R15: ff1a03eb83123e00
[   56.916283] FS:  00007f7184d2a840(0000) GS:ff1a03ec28a5a000(0000) knlGS:0000000000000000
[   56.916332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.916368] CR2: 000000002724e988 CR3: 0000000003300001 CR4: 0000000000771ef0
[   56.916409] PKRU: 55555554
[   56.916423] Call Trace:
[   56.916437]  <TASK>
[   56.916451]  unregister_netdevice_many_notify+0x595/0xa40
[   56.916483]  rtnl_dellink+0x257/0x430
[   56.916508]  ? kmalloc_reserve+0xa9/0x170
[   56.916531]  ? rtnl_dellinkprop+0x20/0x20
[   56.916554]  rtnetlink_rcv_msg+0x39f/0x460
[   56.916574]  ? netlink_unicast+0x306/0x3a0
[   56.916597]  ? rtnl_calcit.isra.0+0x160/0x160
[   56.916625]  netlink_rcv_skb+0xca/0x140
[   56.916647]  netlink_unicast+0x26b/0x3a0
[   56.916674]  netlink_sendmsg+0x1e2/0x430
[   56.916697]  ____sys_sendmsg+0x14c/0x2b0
[   56.916720]  ___sys_sendmsg+0xe1/0x120
[   56.916742]  __sys_sendmsg+0xad/0x100
[   56.916761]  do_syscall_64+0x104/0xfc0
[   56.916781]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.916817] RIP: 0033:0x7f7184f6408e
[   56.916836] 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
[   56.916936] RSP: 002b:00007ffe5db9f4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.916984] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7184f6408e
[   56.917029] RDX: 0000000000000000 RSI: 00007ffe5db9f570 RDI: 0000000000000005
[   56.917078] RBP: 00007ffe5db9f4d0 R08: 0000000000000000 R09: 0000000000000000
[   56.917156] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d6b5
[   56.917201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5db9fc40
[   56.917242]  </TASK>
[   56.917258] ---[ end trace 0000000000000000 ]---
[   56.930489] ------------[ cut here ]------------
[   56.930541] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: fib_notificatio/158
[   56.930608] Modules linked in: netdevsim
[   56.930629] CPU: 1 UID: 0 PID: 158 Comm: fib_notificatio Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   56.930687] Tainted: [W]=WARN
[   56.930710] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.930748] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   56.930776] 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
[   56.930877] RSP: 0018:ff6baf31003a7b88 EFLAGS: 00010286
[   56.930907] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   56.930949] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb82fe2e00
[   56.930996] RBP: 0000000000000000 R08: ff1a03eb83139410 R09: ff1a03eb819b3030
[   56.931038] R10: ff1a03eb82d7c118 R11: fefefefefefefeff R12: 0000000000000000
[   56.931093] R13: 0000000000000011 R14: ff1a03eb82d7c000 R15: ff1a03eb82fe2e00
[   56.931142] FS:  00007fd4a75a7b80(0000) GS:ff1a03ec28ada000(0000) knlGS:0000000000000000
[   56.931188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.931227] CR2: 00005617193998e0 CR3: 0000000004870002 CR4: 0000000000771ef0
[   56.931273] PKRU: 55555554
[   56.931289] Call Trace:
[   56.931307]  <TASK>
[   56.931321]  unregister_netdevice_many_notify+0x595/0xa40
[   56.931354]  unregister_netdevice_queue+0x9e/0xd0
[   56.931384]  nsim_destroy+0x91/0x200 [netdevsim]
[   56.931431]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[   56.931463]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[   56.931494]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[   56.931523]  device_release_driver_internal+0x19a/0x200
[   56.931558]  bus_remove_device+0xed/0x1b0
[   56.931577]  ? device_remove_attrs+0xb3/0x100
[   56.931607]  device_del+0x158/0x450
[   56.931632]  device_unregister+0x12/0x30
[   56.931655]  del_device_store+0x122/0x190 [netdevsim]
[   56.931686]  kernfs_fop_write_iter+0x151/0x200
[   56.931720]  vfs_write+0x257/0x5c0
[   56.931741]  ksys_write+0x7b/0x110
[   56.931765]  do_syscall_64+0x104/0xfc0
[   56.931792]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   56.931816] RIP: 0033:0x7fd4a761908e
[   56.931839] 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
[   56.931930] RSP: 002b:00007ffca4c28910 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   56.931973] RAX: ffffffffffffffda RBX: 00007fd4a779b580 RCX: 00007fd4a761908e
[   56.932014] RDX: 0000000000000005 RSI: 0000561757d7e070 RDI: 0000000000000001
[   56.932061] RBP: 00007ffca4c28920 R08: 0000000000000000 R09: 0000000000000000
[   56.932107] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005
[   56.932140] R13: 0000000000000005 R14: 0000561757d7e070 R15: 0000000000000000
[   56.932183]  </TASK>
[   56.932198] ---[ end trace 0000000000000000 ]---
[   56.980160] ------------[ cut here ]------------
[   56.980226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: kworker/u16:1/64
[   56.980290] Modules linked in: netdevsim
[   56.980316] CPU: 0 UID: 0 PID: 64 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[   56.980378] Tainted: [W]=WARN
[   56.980400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.980433] Workqueue: netns cleanup_net
[   56.980460] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[   56.980486] 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
[   56.980579] RSP: 0018:ff6baf3100237c78 EFLAGS: 00010286
[   56.980608] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[   56.980650] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1a03eb82fd8b00
[   56.980695] RBP: 0000000000000000 R08: ff1a03eb831d15d0 R09: ff1a03eb86e5302c
[   56.980741] R10: ff1a03eb86e4a118 R11: fefefefefefefeff R12: 0000000000000000
[   56.980789] R13: 0000000000000011 R14: ff1a03eb86e4a000 R15: ff1a03eb82fd8b00
[   56.980836] FS:  0000000000000000(0000) GS:ff1a03ec28a5a000(0000) knlGS:0000000000000000
[   56.980884] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.980921] CR2: 00007f4db269f0c8 CR3: 0000000001d53002 CR4: 0000000000771ef0
[   56.980971] PKRU: 55555554
[   56.980987] Call Trace:
[   56.981002]  <TASK>
[   56.981015]  unregister_netdevice_many_notify+0x595/0xa40
[   56.981052]  default_device_exit_batch+0x328/0x3a0
[   56.981080]  ops_undo_list+0x10b/0x240
[   56.981103]  cleanup_net+0x1d7/0x2e0
[   56.981127]  process_one_work+0x162/0x360
[   56.981151]  worker_thread+0x16e/0x2d0
[   56.981175]  ? rescuer_thread+0x510/0x510
[   56.981198]  kthread+0xe1/0x120
[   56.981221]  ? kthread_park+0xa0/0xa0
[   56.981245]  ret_from_fork+0x16d/0x250
[   56.981269]  ? kthread_park+0xa0/0xa0
[   56.981293]  ret_from_fork_asm+0x11/0x20
[   56.981313]  </TASK>
[   56.981329] ---[ end trace 0000000000000000 ]---