[    2.970162] ------------[ cut here ]------------
[    2.970223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: ip/264
[    2.970281] Modules linked in: netconsole netdevsim
[    2.970314] CPU: 0 UID: 0 PID: 264 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.970376] Tainted: [W]=WARN
[    2.970399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.970437] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.970467] 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
[    2.970571] RSP: 0018:ff835a92c0583cc8 EFLAGS: 00010286
[    2.970599] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.970644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781df1800
[    2.970685] RBP: 0000000000000000 R08: ff29fcf783025550 R09: ff29fcf7819b402c
[    2.970732] R10: ff29fcf7819b7118 R11: fefefefefefefeff R12: 0000000000000000
[    2.970776] R13: 0000000000000010 R14: ff29fcf7819b7000 R15: ff29fcf781df1800
[    2.970819] FS:  00007f5b3793b840(0000) GS:ff29fcf83125a000(0000) knlGS:0000000000000000
[    2.970862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.970900] CR2: 00007f5b37b3cc20 CR3: 00000000075e1001 CR4: 0000000000771ef0
[    2.970951] PKRU: 55555554
[    2.970967] Call Trace:
[    2.970983]  <TASK>
[    2.970998]  rtmsg_ifinfo+0x3c/0xa0
[    2.971019]  register_netdevice+0x8e1/0xa70
[    2.971044]  register_netdev+0x1e/0x30
[    2.971065]  loopback_net_init+0x57/0xb0
[    2.971089]  ? vsock_sysctl_init_net+0xb6/0x140
[    2.971121]  ops_init+0x68/0x140
[    2.971142]  setup_net+0x85/0x150
[    2.971164]  copy_net_ns+0xf5/0x200
[    2.971187]  create_new_namespaces+0x117/0x2f0
[    2.971213]  unshare_nsproxy_namespaces+0x85/0xb0
[    2.971243]  ksys_unshare+0x346/0x5e0
[    2.971268]  __x64_sys_unshare+0x12/0x20
[    2.971288]  do_syscall_64+0x104/0xfc0
[    2.971311]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.971342] RIP: 0033:0x7f5b37bfdbcb
[    2.971361] 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
[    2.971457] RSP: 002b:00007ffc8aad3c58 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    2.971499] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5b37bfdbcb
[    2.971541] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    2.971580] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    2.971619] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc8aad5e80
[    2.971667] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc8aad6843
[    2.971711]  </TASK>
[    2.971724] ---[ end trace 0000000000000000 ]---
[    2.974648] ------------[ cut here ]------------
[    2.974716] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#2: ip/265
[    2.974802] Modules linked in: netconsole netdevsim
[    2.974866] CPU: 2 UID: 0 PID: 265 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.974970] Tainted: [W]=WARN
[    2.975024] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.975091] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.975154] 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
[    2.975284] RSP: 0018:ff835a92c0583720 EFLAGS: 00010286
[    2.975345] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    2.975421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf783040400
[    2.975494] RBP: 0000000000000000 R08: ff29fcf783025550 R09: ff29fcf781c9a02c
[    2.975571] R10: ff29fcf7819b7118 R11: fefefefefefefeff R12: 0000000000000000
[    2.975645] R13: 0000000000000010 R14: ff29fcf7819b7000 R15: ff29fcf783040400
[    2.975721] FS:  00007f85ad492840(0000) GS:ff29fcf83135a000(0000) knlGS:0000000000000000
[    2.975797] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.975865] CR2: 00007f85ad7621a0 CR3: 00000000075ff005 CR4: 0000000000771ef0
[    2.975956] PKRU: 55555554
[    2.976003] Call Trace:
[    2.976049]  <TASK>
[    2.976096]  rtmsg_ifinfo+0x3c/0xa0
[    2.976151]  __dev_notify_flags+0xb1/0xf0
[    2.976208]  ? rtnl_getlink+0x456/0x5e0
[    2.976263]  netif_change_flags+0x54/0x70
[    2.976318]  do_setlink.isra.0+0x390/0x1570
[    2.976374]  ? __nla_validate_parse+0x76/0xf20
[    2.976437]  rtnl_newlink+0x9c7/0xe10
[    2.976493]  ? kmalloc_reserve+0xa9/0x170
[    2.976549]  ? do_setlink.isra.0+0x1570/0x1570
[    2.976612]  rtnetlink_rcv_msg+0x39f/0x460
[    2.976668]  ? netlink_unicast+0x306/0x3a0
[    2.976727]  ? rtnl_calcit.isra.0+0x160/0x160
[    2.976794]  netlink_rcv_skb+0xca/0x140
[    2.976849]  netlink_unicast+0x26b/0x3a0
[    2.976910]  netlink_sendmsg+0x1e2/0x430
[    2.976972]  ____sys_sendmsg+0x14c/0x2b0
[    2.977029]  ___sys_sendmsg+0xe1/0x120
[    2.977086]  __sys_sendmsg+0xad/0x100
[    2.977141]  do_syscall_64+0x104/0xfc0
[    2.977197]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.977260] RIP: 0033:0x7f85ad6cc08e
[    2.977313] 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
[    2.977443] RSP: 002b:00007ffdcad6f290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    2.977517] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f85ad6cc08e
[    2.977592] RDX: 0000000000000000 RSI: 00007ffdcad6f340 RDI: 0000000000000005
[    2.977667] RBP: 00007ffdcad6f2a0 R08: 0000000000000000 R09: 0000000000000000
[    2.977742] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db6f
[    2.977815] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcad6fa10
[    2.977897]  </TASK>
[    2.977953] ---[ end trace 0000000000000000 ]---
[    2.985744] ------------[ cut here ]------------
[    2.985782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/239
[    2.985837] Modules linked in: netconsole netdevsim
[    2.985870] CPU: 0 UID: 0 PID: 239 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.985940] Tainted: [W]=WARN
[    2.985964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.985999] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.986025] 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
[    2.986126] RSP: 0018:ff835a92c04eb9d0 EFLAGS: 00010286
[    2.986153] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.986195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781df1900
[    2.986238] RBP: 0000000000000000 R08: ff29fcf783215590 R09: ff29fcf7819b1030
[    2.986279] R10: ff29fcf78512e118 R11: fefefefefefefeff R12: 0000000000000000
[    2.986318] R13: 0000000000000010 R14: ff29fcf78512e000 R15: ff29fcf781df1900
[    2.986362] FS:  00007fb806b9eb80(0000) GS:ff29fcf83125a000(0000) knlGS:0000000000000000
[    2.986406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.986445] CR2: 0000560f3bf2aa28 CR3: 0000000003030002 CR4: 0000000000771ef0
[    2.986486] PKRU: 55555554
[    2.986501] Call Trace:
[    2.986515]  <TASK>
[    2.986529]  rtmsg_ifinfo+0x3c/0xa0
[    2.986548]  register_netdevice+0x8e1/0xa70
[    2.986571]  nsim_create+0x3a9/0x3e0 [netdevsim]
[    2.986599]  __nsim_dev_port_add+0x1cc/0x420 [netdevsim]
[    2.986628]  nsim_drv_probe+0x667/0x760 [netdevsim]
[    2.986657]  really_probe+0xc9/0x290
[    2.986681]  ? driver_probe_device+0xe0/0xe0
[    2.986711]  __driver_probe_device+0x8d/0x160
[    2.986740]  driver_probe_device+0x1f/0xe0
[    2.986763]  __device_attach_driver+0x71/0x100
[    2.986793]  bus_for_each_drv+0x9d/0x100
[    2.986819]  __device_attach+0xb0/0x1b0
[    2.986841]  device_initial_probe+0x4a/0x70
[    2.986862]  bus_probe_device+0x3c/0xb0
[    2.986883]  device_add+0x675/0x8a0
[    2.986915]  new_device_store+0x19b/0x2b0 [netdevsim]
[    2.986945]  kernfs_fop_write_iter+0x151/0x200
[    2.986987]  vfs_write+0x257/0x5c0
[    2.987014]  ksys_write+0x7b/0x110
[    2.987037]  do_syscall_64+0x104/0xfc0
[    2.987058]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.987090] RIP: 0033:0x7fb806c1008e
[    2.987109] 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
[    2.987217] RSP: 002b:00007ffe41a37760 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.987262] RAX: ffffffffffffffda RBX: 00007fb806d92580 RCX: 00007fb806c1008e
[    2.987305] RDX: 0000000000000004 RSI: 0000560f3bf29a20 RDI: 0000000000000001
[    2.987350] RBP: 00007ffe41a37770 R08: 0000000000000000 R09: 0000000000000000
[    2.987391] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.987432] R13: 0000000000000004 R14: 0000560f3bf29a20 R15: 0000000000000000
[    2.987475]  </TASK>
[    2.987488] ---[ end trace 0000000000000000 ]---
[    2.988137] ------------[ cut here ]------------
[    2.988170] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/239
[    2.988223] Modules linked in: netconsole netdevsim
[    2.988250] CPU: 0 UID: 0 PID: 239 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    2.988310] Tainted: [W]=WARN
[    2.988330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    2.988360] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    2.988390] 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
[    2.988487] RSP: 0018:ff835a92c04eb9d0 EFLAGS: 00010286
[    2.988516] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    2.988558] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781c36300
[    2.988603] RBP: 0000000000000000 R08: ff29fcf78300c710 R09: ff29fcf785197030
[    2.988644] R10: ff29fcf78742a118 R11: fefefefefefefeff R12: 0000000000000000
[    2.988692] R13: 0000000000000010 R14: ff29fcf78742a000 R15: ff29fcf781c36300
[    2.988735] FS:  00007fb806b9eb80(0000) GS:ff29fcf83125a000(0000) knlGS:0000000000000000
[    2.988779] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.988813] CR2: 0000560f3bf2aa28 CR3: 0000000003030003 CR4: 0000000000771ef0
[    2.988857] PKRU: 55555554
[    2.988871] Call Trace:
[    2.988891]  <TASK>
[    2.988907]  rtmsg_ifinfo+0x3c/0xa0
[    2.988936]  register_netdevice+0x8e1/0xa70
[    2.988957]  nsim_create+0x3a9/0x3e0 [netdevsim]
[    2.988989]  __nsim_dev_port_add+0x1cc/0x420 [netdevsim]
[    2.989023]  nsim_drv_probe+0x667/0x760 [netdevsim]
[    2.989055]  really_probe+0xc9/0x290
[    2.989074]  ? driver_probe_device+0xe0/0xe0
[    2.989101]  __driver_probe_device+0x8d/0x160
[    2.989133]  driver_probe_device+0x1f/0xe0
[    2.989154]  __device_attach_driver+0x71/0x100
[    2.989183]  bus_for_each_drv+0x9d/0x100
[    2.989206]  __device_attach+0xb0/0x1b0
[    2.989228]  device_initial_probe+0x4a/0x70
[    2.989248]  bus_probe_device+0x3c/0xb0
[    2.989268]  device_add+0x675/0x8a0
[    2.989291]  new_device_store+0x19b/0x2b0 [netdevsim]
[    2.989318]  kernfs_fop_write_iter+0x151/0x200
[    2.989347]  vfs_write+0x257/0x5c0
[    2.989370]  ksys_write+0x7b/0x110
[    2.989390]  do_syscall_64+0x104/0xfc0
[    2.989410]  ? __sysvec_call_function_single+0x20/0xd0
[    2.989443]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    2.989469] RIP: 0033:0x7fb806c1008e
[    2.989492] 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
[    2.989595] RSP: 002b:00007ffe41a37790 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    2.989637] RAX: ffffffffffffffda RBX: 00007fb806d92580 RCX: 00007fb806c1008e
[    2.989678] RDX: 0000000000000004 RSI: 0000560f3bf29a20 RDI: 0000000000000001
[    2.989720] RBP: 00007ffe41a377a0 R08: 0000000000000000 R09: 0000000000000000
[    2.989759] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    2.989802] R13: 0000000000000004 R14: 0000560f3bf29a20 R15: 0000000000000000
[    2.989842]  </TASK>
[    2.989855] ---[ end trace 0000000000000000 ]---
[    3.028943] ------------[ cut here ]------------
[    3.028993] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/280
[    3.029049] Modules linked in: netconsole netdevsim
[    3.029080] CPU: 3 UID: 0 PID: 280 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.029141] Tainted: [W]=WARN
[    3.029165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.029201] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.029230] 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
[    3.029327] RSP: 0018:ff835a92c05db6d8 EFLAGS: 00010286
[    3.029354] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.029396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781df1800
[    3.029436] RBP: 0000000000000000 R08: ff29fcf783215590 R09: ff29fcf787433030
[    3.029487] R10: ff29fcf78512e118 R11: fefefefefefefeff R12: ff835a92c05db78c
[    3.029530] R13: 0000000000000011 R14: ff29fcf78512e000 R15: ff29fcf781df1800
[    3.029577] FS:  00007f5f5329e840(0000) GS:ff29fcf8313da000(0000) knlGS:0000000000000000
[    3.029620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.029654] CR2: 00000000185f3988 CR3: 0000000007691003 CR4: 0000000000771ef0
[    3.029698] PKRU: 55555554
[    3.029712] Call Trace:
[    3.029728]  <TASK>
[    3.029742]  rtmsg_ifinfo_newnet+0x33/0x70
[    3.029764]  __dev_change_net_namespace+0x407/0xc50
[    3.029794]  ? rtnl_getlink+0x459/0x5e0
[    3.029812]  do_setlink.isra.0+0xd7/0x1570
[    3.029836]  ? __nla_validate_parse+0x76/0xf20
[    3.029863]  rtnl_newlink+0x9c7/0xe10
[    3.029884]  ? kmalloc_reserve+0xa9/0x170
[    3.029914]  ? do_setlink.isra.0+0x1570/0x1570
[    3.029945]  rtnetlink_rcv_msg+0x39f/0x460
[    3.029970]  ? netlink_unicast+0x306/0x3a0
[    3.029994]  ? rtnl_calcit.isra.0+0x160/0x160
[    3.030023]  netlink_rcv_skb+0xca/0x140
[    3.030045]  netlink_unicast+0x26b/0x3a0
[    3.030068]  netlink_sendmsg+0x1e2/0x430
[    3.030091]  ____sys_sendmsg+0x14c/0x2b0
[    3.030116]  ___sys_sendmsg+0xe1/0x120
[    3.030135]  __sys_sendmsg+0xad/0x100
[    3.030160]  do_syscall_64+0x104/0xfc0
[    3.030185]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.030213] RIP: 0033:0x7f5f534d808e
[    3.030234] 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
[    3.030332] RSP: 002b:00007ffd230b3420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.030373] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5f534d808e
[    3.030415] RDX: 0000000000000000 RSI: 00007ffd230b34d0 RDI: 0000000000000005
[    3.030457] RBP: 00007ffd230b3430 R08: 0000000000000000 R09: 0000000000000000
[    3.030500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db6f
[    3.030547] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd230b3b90
[    3.030590]  </TASK>
[    3.030604] ---[ end trace 0000000000000000 ]---
[    3.030676] ------------[ cut here ]------------
[    3.030703] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/280
[    3.030751] Modules linked in: netconsole netdevsim
[    3.030779] CPU: 3 UID: 0 PID: 280 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.030833] Tainted: [W]=WARN
[    3.030854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.030891] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.030921] 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
[    3.031022] RSP: 0018:ff835a92c05db6c8 EFLAGS: 00010286
[    3.031050] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.031088] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf7830f7b00
[    3.031131] RBP: 0000000000000000 R08: ff29fcf783215590 R09: ff29fcf781c9b030
[    3.031173] R10: ff29fcf78512e118 R11: fefefefefefefeff R12: 0000000000000000
[    3.031215] R13: 0000000000000010 R14: ff29fcf78512e000 R15: ff29fcf7830f7b00
[    3.031260] FS:  00007f5f5329e840(0000) GS:ff29fcf8313da000(0000) knlGS:0000000000000000
[    3.031304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.031337] CR2: 00000000185f3988 CR3: 0000000007691003 CR4: 0000000000771ef0
[    3.031379] PKRU: 55555554
[    3.031394] Call Trace:
[    3.031407]  <TASK>
[    3.031422]  rtmsg_ifinfo+0x3c/0xa0
[    3.031443]  __dev_change_net_namespace+0x22e/0xc50
[    3.031474]  ? rtnl_getlink+0x459/0x5e0
[    3.031496]  do_setlink.isra.0+0xd7/0x1570
[    3.031520]  ? __nla_validate_parse+0x76/0xf20
[    3.031550]  rtnl_newlink+0x9c7/0xe10
[    3.031574]  ? kmalloc_reserve+0xa9/0x170
[    3.031596]  ? do_setlink.isra.0+0x1570/0x1570
[    3.031626]  rtnetlink_rcv_msg+0x39f/0x460
[    3.031649]  ? netlink_unicast+0x306/0x3a0
[    3.031673]  ? rtnl_calcit.isra.0+0x160/0x160
[    3.031703]  netlink_rcv_skb+0xca/0x140
[    3.031726]  netlink_unicast+0x26b/0x3a0
[    3.031751]  netlink_sendmsg+0x1e2/0x430
[    3.031773]  ____sys_sendmsg+0x14c/0x2b0
[    3.031796]  ___sys_sendmsg+0xe1/0x120
[    3.031819]  __sys_sendmsg+0xad/0x100
[    3.031842]  do_syscall_64+0x104/0xfc0
[    3.031860]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.031892] RIP: 0033:0x7f5f534d808e
[    3.031916] 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
[    3.032013] RSP: 002b:00007ffd230b3420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.032054] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5f534d808e
[    3.032097] RDX: 0000000000000000 RSI: 00007ffd230b34d0 RDI: 0000000000000005
[    3.032138] RBP: 00007ffd230b3430 R08: 0000000000000000 R09: 0000000000000000
[    3.032179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db6f
[    3.032220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd230b3b90
[    3.032263]  </TASK>
[    3.032279] ---[ end trace 0000000000000000 ]---
[    3.042994] ------------[ cut here ]------------
[    3.043029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/282
[    3.043084] Modules linked in: netconsole netdevsim
[    3.043115] CPU: 3 UID: 0 PID: 282 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.043177] Tainted: [W]=WARN
[    3.043199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.043234] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.043262] 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
[    3.043360] RSP: 0018:ff835a92c05e3720 EFLAGS: 00010286
[    3.043388] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.043432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781df2400
[    3.043472] RBP: 0000000000000000 R08: ff29fcf783215590 R09: ff29fcf781c9b030
[    3.043517] R10: ff29fcf78512e118 R11: fefefefefefefeff R12: 0000000000000000
[    3.043561] R13: 0000000000000010 R14: ff29fcf78512e000 R15: ff29fcf781df2400
[    3.043607] FS:  00007f51fc9b4840(0000) GS:ff29fcf8313da000(0000) knlGS:0000000000000000
[    3.043654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.043691] CR2: 0000000008d83988 CR3: 000000000524d006 CR4: 0000000000771ef0
[    3.043735] PKRU: 55555554
[    3.043749] Call Trace:
[    3.043763]  <TASK>
[    3.043782]  rtmsg_ifinfo+0x3c/0xa0
[    3.043803]  __dev_notify_flags+0xb1/0xf0
[    3.043827]  ? rtnl_getlink+0x456/0x5e0
[    3.043849]  netif_change_flags+0x54/0x70
[    3.043871]  do_setlink.isra.0+0x390/0x1570
[    3.043900]  ? __nla_validate_parse+0x76/0xf20
[    3.043936]  rtnl_newlink+0x9c7/0xe10
[    3.043959]  ? kmalloc_reserve+0xa9/0x170
[    3.043983]  ? do_setlink.isra.0+0x1570/0x1570
[    3.044014]  rtnetlink_rcv_msg+0x39f/0x460
[    3.044034]  ? netlink_unicast+0x306/0x3a0
[    3.044056]  ? rtnl_calcit.isra.0+0x160/0x160
[    3.044085]  netlink_rcv_skb+0xca/0x140
[    3.044110]  netlink_unicast+0x26b/0x3a0
[    3.044133]  netlink_sendmsg+0x1e2/0x430
[    3.044155]  ____sys_sendmsg+0x14c/0x2b0
[    3.044179]  ___sys_sendmsg+0xe1/0x120
[    3.044202]  __sys_sendmsg+0xad/0x100
[    3.044226]  do_syscall_64+0x104/0xfc0
[    3.044246]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.044276] RIP: 0033:0x7f51fcbee08e
[    3.044296] 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
[    3.044401] RSP: 002b:00007ffc574bf800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.044442] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f51fcbee08e
[    3.044484] RDX: 0000000000000000 RSI: 00007ffc574bf8b0 RDI: 0000000000000005
[    3.044525] RBP: 00007ffc574bf810 R08: 0000000000000000 R09: 0000000000000000
[    3.044568] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db6f
[    3.044610] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc574bff70
[    3.044654]  </TASK>
[    3.044669] ---[ end trace 0000000000000000 ]---
[    3.050412] ------------[ cut here ]------------
[    3.050444] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ip/284
[    3.050499] Modules linked in: netconsole netdevsim
[    3.050528] CPU: 3 UID: 0 PID: 284 Comm: ip Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.050575] Tainted: [W]=WARN
[    3.050598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.050633] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.050661] 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
[    3.050759] RSP: 0018:ff835a92c05eb720 EFLAGS: 00010286
[    3.050787] RAX: 00000000ffffffa6 RBX: 0000000000000001 RCX: 0000000000000000
[    3.050827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf783071a00
[    3.050872] RBP: 0000000000000000 R08: ff29fcf78300c710 R09: ff29fcf781c9b030
[    3.050919] R10: ff29fcf78742a118 R11: fefefefefefefeff R12: 0000000000000000
[    3.050972] R13: 0000000000000010 R14: ff29fcf78742a000 R15: ff29fcf783071a00
[    3.051016] FS:  00007fc0b3cd3840(0000) GS:ff29fcf8313da000(0000) knlGS:0000000000000000
[    3.051062] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.051100] CR2: 000000002daf7988 CR3: 000000000524b002 CR4: 0000000000771ef0
[    3.051141] PKRU: 55555554
[    3.051156] Call Trace:
[    3.051170]  <TASK>
[    3.051185]  rtmsg_ifinfo+0x3c/0xa0
[    3.051204]  __dev_notify_flags+0xb1/0xf0
[    3.051227]  ? rtnl_getlink+0x456/0x5e0
[    3.051251]  netif_change_flags+0x54/0x70
[    3.051272]  do_setlink.isra.0+0x390/0x1570
[    3.051295]  ? __nla_validate_parse+0x76/0xf20
[    3.051326]  rtnl_newlink+0x9c7/0xe10
[    3.051352]  ? kmalloc_reserve+0xa9/0x170
[    3.051374]  ? do_setlink.isra.0+0x1570/0x1570
[    3.051403]  rtnetlink_rcv_msg+0x39f/0x460
[    3.051425]  ? netlink_unicast+0x306/0x3a0
[    3.051446]  ? rtnl_calcit.isra.0+0x160/0x160
[    3.051474]  netlink_rcv_skb+0xca/0x140
[    3.051496]  netlink_unicast+0x26b/0x3a0
[    3.051517]  netlink_sendmsg+0x1e2/0x430
[    3.051537]  ____sys_sendmsg+0x14c/0x2b0
[    3.051561]  ___sys_sendmsg+0xe1/0x120
[    3.051584]  __sys_sendmsg+0xad/0x100
[    3.051605]  do_syscall_64+0x104/0xfc0
[    3.051626]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.051655] RIP: 0033:0x7fc0b3f0d08e
[    3.051675] 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
[    3.051771] RSP: 002b:00007ffec49ae4b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    3.051813] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc0b3f0d08e
[    3.051856] RDX: 0000000000000000 RSI: 00007ffec49ae560 RDI: 0000000000000005
[    3.051905] RBP: 00007ffec49ae4c0 R08: 0000000000000000 R09: 0000000000000000
[    3.051949] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10db6f
[    3.051994] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec49aec20
[    3.052041]  </TASK>
[    3.052056] ---[ end trace 0000000000000000 ]---
[    3.062711] ------------[ cut here ]------------
[    3.062746] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/239
[    3.062801] Modules linked in: netconsole netdevsim
[    3.062834] CPU: 0 UID: 0 PID: 239 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.062902] Tainted: [W]=WARN
[    3.062937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.062976] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.063008] 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
[    3.063106] RSP: 0018:ff835a92c04ebb18 EFLAGS: 00010286
[    3.063136] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.063180] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781df1800
[    3.063214] RBP: 0000000000000000 R08: ff29fcf783215590 R09: ff29fcf785197030
[    3.063255] R10: ff29fcf78512e118 R11: fefefefefefefeff R12: 0000000000000000
[    3.063303] R13: 0000000000000010 R14: ff29fcf78512e000 R15: ff29fcf781df1800
[    3.063347] FS:  00007fb806b9eb80(0000) GS:ff29fcf83125a000(0000) knlGS:0000000000000000
[    3.063395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.063433] CR2: 0000560f3bf16efc CR3: 0000000003030006 CR4: 0000000000771ef0
[    3.063477] PKRU: 55555554
[    3.063490] Call Trace:
[    3.063503]  <TASK>
[    3.063519]  rtmsg_ifinfo+0x3c/0xa0
[    3.063541]  netif_close_many+0xed/0x190
[    3.063564]  unregister_netdevice_many_notify+0x118/0xa40
[    3.063594]  ? __destroy_inode+0x1a/0xc0
[    3.063617]  unregister_netdevice_queue+0x9e/0xd0
[    3.063649]  nsim_destroy+0x91/0x200 [netdevsim]
[    3.063678]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    3.063709]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    3.063742]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    3.063769]  device_release_driver_internal+0x19a/0x200
[    3.063800]  bus_remove_device+0xed/0x1b0
[    3.063824]  ? device_remove_attrs+0xb3/0x100
[    3.063853]  device_del+0x158/0x450
[    3.063875]  device_unregister+0x12/0x30
[    3.063901]  del_device_store+0x122/0x190 [netdevsim]
[    3.063941]  kernfs_fop_write_iter+0x151/0x200
[    3.063968]  vfs_write+0x257/0x5c0
[    3.063990]  ksys_write+0x7b/0x110
[    3.064013]  do_syscall_64+0x104/0xfc0
[    3.064035]  ? __sysvec_call_function_single+0x20/0xd0
[    3.064066]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.064095] RIP: 0033:0x7fb806c1008e
[    3.064118] 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
[    3.064221] RSP: 002b:00007ffe41a37b20 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    3.064264] RAX: ffffffffffffffda RBX: 00007fb806d92580 RCX: 00007fb806c1008e
[    3.064305] RDX: 0000000000000004 RSI: 0000560f3bf29a20 RDI: 0000000000000001
[    3.064347] RBP: 00007ffe41a37b30 R08: 0000000000000000 R09: 0000000000000000
[    3.064389] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    3.064437] R13: 0000000000000004 R14: 0000560f3bf29a20 R15: 0000000000000000
[    3.064472]  </TASK>
[    3.064487] ---[ end trace 0000000000000000 ]---
[    3.064579] ------------[ cut here ]------------
[    3.064607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/239
[    3.064659] Modules linked in: netconsole netdevsim
[    3.064690] CPU: 0 UID: 0 PID: 239 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.064754] Tainted: [W]=WARN
[    3.064776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.064810] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.064839] 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
[    3.064942] RSP: 0018:ff835a92c04ebb88 EFLAGS: 00010286
[    3.064973] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.065014] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781df1800
[    3.065055] RBP: 0000000000000000 R08: ff29fcf783215590 R09: ff29fcf78760d030
[    3.065097] R10: ff29fcf78512e118 R11: fefefefefefefeff R12: 0000000000000000
[    3.065138] R13: 0000000000000011 R14: ff29fcf78512e000 R15: ff29fcf781df1800
[    3.065187] FS:  00007fb806b9eb80(0000) GS:ff29fcf83125a000(0000) knlGS:0000000000000000
[    3.065227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.065263] CR2: 0000560f3bf16efc CR3: 0000000003030006 CR4: 0000000000771ef0
[    3.065312] PKRU: 55555554
[    3.065326] Call Trace:
[    3.065341]  <TASK>
[    3.065357]  unregister_netdevice_many_notify+0x595/0xa40
[    3.065386]  unregister_netdevice_queue+0x9e/0xd0
[    3.065410]  nsim_destroy+0x91/0x200 [netdevsim]
[    3.065440]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    3.065469]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    3.065499]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    3.065527]  device_release_driver_internal+0x19a/0x200
[    3.065557]  bus_remove_device+0xed/0x1b0
[    3.065579]  ? device_remove_attrs+0xb3/0x100
[    3.065611]  device_del+0x158/0x450
[    3.065633]  device_unregister+0x12/0x30
[    3.065660]  del_device_store+0x122/0x190 [netdevsim]
[    3.065685]  kernfs_fop_write_iter+0x151/0x200
[    3.065715]  vfs_write+0x257/0x5c0
[    3.065736]  ksys_write+0x7b/0x110
[    3.065758]  do_syscall_64+0x104/0xfc0
[    3.065781]  ? __sysvec_call_function_single+0x20/0xd0
[    3.065810]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.065837] RIP: 0033:0x7fb806c1008e
[    3.065859] 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
[    3.065966] RSP: 002b:00007ffe41a37b20 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    3.066011] RAX: ffffffffffffffda RBX: 00007fb806d92580 RCX: 00007fb806c1008e
[    3.066057] RDX: 0000000000000004 RSI: 0000560f3bf29a20 RDI: 0000000000000001
[    3.066098] RBP: 00007ffe41a37b30 R08: 0000000000000000 R09: 0000000000000000
[    3.066142] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    3.066185] R13: 0000000000000004 R14: 0000560f3bf29a20 R15: 0000000000000000
[    3.066227]  </TASK>
[    3.066241] ---[ end trace 0000000000000000 ]---
[    3.104181] ------------[ cut here ]------------
[    3.104252] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/239
[    3.104309] Modules linked in: netconsole netdevsim
[    3.104342] CPU: 0 UID: 0 PID: 239 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.104406] Tainted: [W]=WARN
[    3.104428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.104467] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.104498] 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
[    3.104614] RSP: 0018:ff835a92c04ebb18 EFLAGS: 00010286
[    3.104645] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.104689] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf7830f7f00
[    3.104737] RBP: 0000000000000000 R08: ff29fcf78300c710 R09: ff29fcf7819b4030
[    3.104778] R10: ff29fcf78742a118 R11: fefefefefefefeff R12: 0000000000000000
[    3.104817] R13: 0000000000000010 R14: ff29fcf78742a000 R15: ff29fcf7830f7f00
[    3.104863] FS:  00007fb806b9eb80(0000) GS:ff29fcf83125a000(0000) knlGS:0000000000000000
[    3.104917] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.104966] CR2: 0000560f3bf16efc CR3: 0000000003030001 CR4: 0000000000771ef0
[    3.105009] PKRU: 55555554
[    3.105024] Call Trace:
[    3.105041]  <TASK>
[    3.105055]  rtmsg_ifinfo+0x3c/0xa0
[    3.105080]  netif_close_many+0xed/0x190
[    3.105103]  unregister_netdevice_many_notify+0x118/0xa40
[    3.105130]  ? __destroy_inode+0x1a/0xc0
[    3.105154]  unregister_netdevice_queue+0x9e/0xd0
[    3.105185]  nsim_destroy+0x91/0x200 [netdevsim]
[    3.105218]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    3.105250]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    3.105281]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    3.105312]  device_release_driver_internal+0x19a/0x200
[    3.105344]  bus_remove_device+0xed/0x1b0
[    3.105366]  ? device_remove_attrs+0xb3/0x100
[    3.105398]  device_del+0x158/0x450
[    3.105418]  device_unregister+0x12/0x30
[    3.105441]  del_device_store+0x122/0x190 [netdevsim]
[    3.105470]  kernfs_fop_write_iter+0x151/0x200
[    3.105500]  vfs_write+0x257/0x5c0
[    3.105524]  ksys_write+0x7b/0x110
[    3.105545]  do_syscall_64+0x104/0xfc0
[    3.105567]  ? __sysvec_call_function_single+0x20/0xd0
[    3.105598]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.105630] RIP: 0033:0x7fb806c1008e
[    3.105649] 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
[    3.105748] RSP: 002b:00007ffe41a37c20 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    3.105794] RAX: ffffffffffffffda RBX: 00007fb806d92580 RCX: 00007fb806c1008e
[    3.105832] RDX: 0000000000000004 RSI: 0000560f3bf29a20 RDI: 0000000000000001
[    3.105884] RBP: 00007ffe41a37c30 R08: 0000000000000000 R09: 0000000000000000
[    3.105939] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    3.105984] R13: 0000000000000004 R14: 0000560f3bf29a20 R15: 0000000000000000
[    3.106032]  </TASK>
[    3.106048] ---[ end trace 0000000000000000 ]---
[    3.106146] ------------[ cut here ]------------
[    3.106174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#0: bash/239
[    3.106231] Modules linked in: netconsole netdevsim
[    3.106263] CPU: 0 UID: 0 PID: 239 Comm: bash Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.106323] Tainted: [W]=WARN
[    3.106344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.106382] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.106415] 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
[    3.106519] RSP: 0018:ff835a92c04ebb88 EFLAGS: 00010286
[    3.106549] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.106595] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781c36800
[    3.106636] RBP: 0000000000000000 R08: ff29fcf78300c710 R09: ff29fcf787609030
[    3.106678] R10: ff29fcf78742a118 R11: fefefefefefefeff R12: 0000000000000000
[    3.106721] R13: 0000000000000011 R14: ff29fcf78742a000 R15: ff29fcf781c36800
[    3.106768] FS:  00007fb806b9eb80(0000) GS:ff29fcf83125a000(0000) knlGS:0000000000000000
[    3.106811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.106850] CR2: 0000560f3bf16efc CR3: 0000000003030001 CR4: 0000000000771ef0
[    3.106899] PKRU: 55555554
[    3.106915] Call Trace:
[    3.106931]  <TASK>
[    3.106945]  unregister_netdevice_many_notify+0x595/0xa40
[    3.106976]  unregister_netdevice_queue+0x9e/0xd0
[    3.107005]  nsim_destroy+0x91/0x200 [netdevsim]
[    3.107037]  __nsim_dev_port_del+0x46/0x90 [netdevsim]
[    3.107066]  nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[    3.107096]  nsim_drv_remove+0x2f/0xb0 [netdevsim]
[    3.107126]  device_release_driver_internal+0x19a/0x200
[    3.107156]  bus_remove_device+0xed/0x1b0
[    3.107178]  ? device_remove_attrs+0xb3/0x100
[    3.107207]  device_del+0x158/0x450
[    3.107230]  device_unregister+0x12/0x30
[    3.107253]  del_device_store+0x122/0x190 [netdevsim]
[    3.107286]  kernfs_fop_write_iter+0x151/0x200
[    3.107311]  vfs_write+0x257/0x5c0
[    3.107333]  ksys_write+0x7b/0x110
[    3.107356]  do_syscall_64+0x104/0xfc0
[    3.107377]  ? __sysvec_call_function_single+0x20/0xd0
[    3.107409]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[    3.107437] RIP: 0033:0x7fb806c1008e
[    3.107460] 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
[    3.107564] RSP: 002b:00007ffe41a37c20 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    3.107610] RAX: ffffffffffffffda RBX: 00007fb806d92580 RCX: 00007fb806c1008e
[    3.107654] RDX: 0000000000000004 RSI: 0000560f3bf29a20 RDI: 0000000000000001
[    3.107697] RBP: 00007ffe41a37c30 R08: 0000000000000000 R09: 0000000000000000
[    3.107743] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    3.107789] R13: 0000000000000004 R14: 0000560f3bf29a20 R15: 0000000000000000
[    3.107836]  </TASK>
[    3.107852] ---[ end trace 0000000000000000 ]---
[    3.152971] ------------[ cut here ]------------
[    3.153021] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: kworker/u16:1/65
[    3.153082] Modules linked in: netconsole netdevsim
[    3.153117] CPU: 3 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.153186] Tainted: [W]=WARN
[    3.153212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.153257] Workqueue: netns cleanup_net
[    3.153286] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.153322] 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
[    3.153431] RSP: 0018:ff835a92c023fc08 EFLAGS: 00010286
[    3.153462] RAX: 00000000ffffffa6 RBX: 0000000000000041 RCX: 0000000000000000
[    3.153511] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf781df2700
[    3.153555] RBP: 0000000000000000 R08: ff29fcf783025550 R09: ff29fcf781c9b02c
[    3.153599] R10: ff29fcf7819b7118 R11: fefefefefefefeff R12: 0000000000000000
[    3.153641] R13: 0000000000000010 R14: ff29fcf7819b7000 R15: ff29fcf781df2700
[    3.153686] FS:  0000000000000000(0000) GS:ff29fcf8313da000(0000) knlGS:0000000000000000
[    3.153730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.153768] CR2: 00007fc0b3da0574 CR3: 0000000001978005 CR4: 0000000000771ef0
[    3.153811] PKRU: 55555554
[    3.153827] Call Trace:
[    3.153843]  <TASK>
[    3.153859]  rtmsg_ifinfo+0x3c/0xa0
[    3.153884]  netif_close_many+0xed/0x190
[    3.153917]  unregister_netdevice_many_notify+0x215/0xa40
[    3.153958]  default_device_exit_batch+0x328/0x3a0
[    3.153992]  ops_undo_list+0x10b/0x240
[    3.154019]  cleanup_net+0x1d7/0x2e0
[    3.154043]  process_one_work+0x162/0x360
[    3.154068]  worker_thread+0x16e/0x2d0
[    3.154097]  ? rescuer_thread+0x510/0x510
[    3.154121]  kthread+0xe1/0x120
[    3.154149]  ? kthread_park+0xa0/0xa0
[    3.154172]  ret_from_fork+0x16d/0x250
[    3.154203]  ? kthread_park+0xa0/0xa0
[    3.154229]  ret_from_fork_asm+0x11/0x20
[    3.154252]  </TASK>
[    3.154268] ---[ end trace 0000000000000000 ]---
[    3.154378] ------------[ cut here ]------------
[    3.154409] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: kworker/u16:1/65
[    3.154475] Modules linked in: netconsole netdevsim
[    3.154507] CPU: 3 UID: 0 PID: 65 Comm: kworker/u16:1 Tainted: G        W           7.1.0-rc4-virtme #1 PREEMPT(lazy) 
[    3.154569] Tainted: [W]=WARN
[    3.154598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.154628] Workqueue: netns cleanup_net
[    3.154655] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[    3.154689] 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
[    3.154785] RSP: 0018:ff835a92c023fc78 EFLAGS: 00010286
[    3.154814] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[    3.154857] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff29fcf783070100
[    3.154901] RBP: 0000000000000000 R08: ff29fcf783025550 R09: ff29fcf781cae82c
[    3.154947] R10: ff29fcf7819b7118 R11: fefefefefefefeff R12: 0000000000000000
[    3.154990] R13: 0000000000000011 R14: ff29fcf7819b7000 R15: ff29fcf783070100
[    3.155036] FS:  0000000000000000(0000) GS:ff29fcf8313da000(0000) knlGS:0000000000000000
[    3.155077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.155120] CR2: 00007fc0b3da0574 CR3: 0000000001978005 CR4: 0000000000771ef0
[    3.155168] PKRU: 55555554
[    3.155182] Call Trace:
[    3.155199]  <TASK>
[    3.155215]  unregister_netdevice_many_notify+0x595/0xa40
[    3.155246]  default_device_exit_batch+0x328/0x3a0
[    3.155280]  ops_undo_list+0x10b/0x240
[    3.155305]  cleanup_net+0x1d7/0x2e0
[    3.155326]  process_one_work+0x162/0x360
[    3.155348]  worker_thread+0x16e/0x2d0
[    3.155373]  ? rescuer_thread+0x510/0x510
[    3.155394]  kthread+0xe1/0x120
[    3.155417]  ? kthread_park+0xa0/0xa0
[    3.155438]  ret_from_fork+0x16d/0x250
[    3.155458]  ? kthread_park+0xa0/0xa0
[    3.155480]  ret_from_fork_asm+0x11/0x20
[    3.155503]  </TASK>
[    3.155520] ---[ end trace 0000000000000000 ]---