[ 2.284234] ------------[ cut here ]------------
[ 2.284286] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#1: ethtool-fec.sh/159
[ 2.284351] Modules linked in: netdevsim
[ 2.284379] CPU: 1 UID: 0 PID: 159 Comm: ethtool-fec.sh Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 2.284449] Tainted: [W]=WARN
[ 2.284471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2.284507] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 2.284537] 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
[ 2.284639] RSP: 0018:ff742bbf003879d0 EFLAGS: 00010286
[ 2.284670] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 2.284716] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1d56b781db0700
[ 2.284757] RBP: 0000000000000000 R08: ff1d56b78311f250 R09: ff1d56b7819af030
[ 2.284801] R10: ff1d56b78198a118 R11: fefefefefefefeff R12: 0000000000000000
[ 2.284844] R13: 0000000000000010 R14: ff1d56b78198a000 R15: ff1d56b781db0700
[ 2.284890] FS: 00007fa225589b80(0000) GS:ff1d56b8106da000(0000) knlGS:0000000000000000
[ 2.284933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.284972] CR2: 00005647335e3f78 CR3: 0000000005492006 CR4: 0000000000771ef0
[ 2.285014] PKRU: 55555554
[ 2.285029] Call Trace:
[ 2.285044]
[ 2.285061] rtmsg_ifinfo+0x3c/0xa0
[ 2.285086] register_netdevice+0x8e1/0xa70
[ 2.285107] nsim_create+0x3a9/0x3e0 [netdevsim]
[ 2.285138] __nsim_dev_port_add+0x1cc/0x420 [netdevsim]
[ 2.285167] nsim_drv_probe+0x667/0x760 [netdevsim]
[ 2.285198] really_probe+0xc9/0x290
[ 2.285229] ? driver_probe_device+0xe0/0xe0
[ 2.285261] __driver_probe_device+0x8d/0x160
[ 2.285292] driver_probe_device+0x1f/0xe0
[ 2.285315] __device_attach_driver+0x71/0x100
[ 2.285349] bus_for_each_drv+0x9d/0x100
[ 2.285370] __device_attach+0xb0/0x1b0
[ 2.285389] device_initial_probe+0x4a/0x70
[ 2.285416] bus_probe_device+0x3c/0xb0
[ 2.285439] device_add+0x675/0x8a0
[ 2.285462] new_device_store+0x19b/0x2b0 [netdevsim]
[ 2.285490] kernfs_fop_write_iter+0x151/0x200
[ 2.285522] vfs_write+0x257/0x5c0
[ 2.285547] ksys_write+0x7b/0x110
[ 2.285573] do_syscall_64+0x104/0xfc0
[ 2.285597] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 2.285628] RIP: 0033:0x7fa2255fb08e
[ 2.285651] 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 2.285748] RSP: 002b:00007ffef85957b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 2.285791] RAX: ffffffffffffffda RBX: 00007fa22577d580 RCX: 00007fa2255fb08e
[ 2.285832] RDX: 0000000000000004 RSI: 00005647335e2f70 RDI: 0000000000000001
[ 2.285878] RBP: 00007ffef85957c0 R08: 0000000000000000 R09: 0000000000000000
[ 2.285918] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[ 2.285958] R13: 0000000000000004 R14: 00005647335e2f70 R15: 0000000000000000
[ 2.286000]
[ 2.286013] ---[ end trace 0000000000000000 ]---
[ 2.360047] ------------[ cut here ]------------
[ 2.360108] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0xc8/0x110, CPU#3: ethtool-fec.sh/158
[ 2.360178] Modules linked in: netdevsim
[ 2.360206] CPU: 3 UID: 0 PID: 158 Comm: ethtool-fec.sh Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(lazy)
[ 2.360272] Tainted: [W]=WARN
[ 2.360296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2.360335] RIP: 0010:rtmsg_ifinfo_build_skb+0xc8/0x110
[ 2.360360] 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
[ 2.360467] RSP: 0018:ff742bbf003a7b88 EFLAGS: 00010286
[ 2.360498] RAX: 00000000ffffffa6 RBX: 00000000ffffffff RCX: 0000000000000000
[ 2.360543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1d56b781da4d00
[ 2.360589] RBP: 0000000000000000 R08: ff1d56b78311f250 R09: ff1d56b78124f830
[ 2.360628] R10: ff1d56b78198a118 R11: fefefefefefefeff R12: 0000000000000000
[ 2.360669] R13: 0000000000000011 R14: ff1d56b78198a000 R15: ff1d56b781da4d00
[ 2.360712] FS: 00007fa225589b80(0000) GS:ff1d56b8107da000(0000) knlGS:0000000000000000
[ 2.360756] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2.360791] CR2: 00007ffef8594ff8 CR3: 000000000306e002 CR4: 0000000000771ef0
[ 2.360836] PKRU: 55555554
[ 2.360852] Call Trace:
[ 2.360869]
[ 2.360887] unregister_netdevice_many_notify+0x595/0xa40
[ 2.360921] unregister_netdevice_queue+0x9e/0xd0
[ 2.360951] nsim_destroy+0x91/0x200 [netdevsim]
[ 2.360984] __nsim_dev_port_del+0x46/0x90 [netdevsim]
[ 2.361016] nsim_dev_reload_destroy+0x74/0x170 [netdevsim]
[ 2.361045] nsim_drv_remove+0x2f/0xb0 [netdevsim]
[ 2.361076] device_release_driver_internal+0x19a/0x200
[ 2.361109] bus_remove_device+0xed/0x1b0
[ 2.361135] ? device_remove_attrs+0xb3/0x100
[ 2.361165] device_del+0x158/0x450
[ 2.361186] device_unregister+0x12/0x30
[ 2.361208] del_device_store+0x122/0x190 [netdevsim]
[ 2.361243] kernfs_fop_write_iter+0x151/0x200
[ 2.361278] vfs_write+0x257/0x5c0
[ 2.361300] ksys_write+0x7b/0x110
[ 2.361321] do_syscall_64+0x104/0xfc0
[ 2.361347] ? __sysvec_call_function_single+0x20/0xd0
[ 2.361380] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 2.361416] RIP: 0033:0x7fa2255fb08e
[ 2.361435] 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 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
[ 2.361532] RSP: 002b:00007ffef8595b10 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 2.361574] RAX: ffffffffffffffda RBX: 00007fa22577d580 RCX: 00007fa2255fb08e
[ 2.361615] RDX: 0000000000000004 RSI: 00005647335ea780 RDI: 0000000000000001
[ 2.361659] RBP: 00007ffef8595b20 R08: 0000000000000000 R09: 0000000000000000
[ 2.361700] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[ 2.361742] R13: 0000000000000004 R14: 00005647335ea780 R15: 0000000000000000
[ 2.361786]
[ 2.361803] ---[ end trace 0000000000000000 ]---