[ 8.634505][ T165] ------------[ cut here ]------------
[ 8.634753][ T165] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ethtool-fec.sh/165
[ 8.635106][ T165] Modules linked in: netdevsim
[ 8.635374][ T165] CPU: 1 UID: 0 PID: 165 Comm: ethtool-fec.sh Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 8.635913][ T165] Tainted: [W]=WARN
[ 8.636048][ T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.636283][ T165] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 8.636622][ T165] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
[ 8.637234][ T165] RSP: 0018:ffa00000008274f8 EFLAGS: 00010286
[ 8.637564][ T165] RAX: 00000000ffffffa6 RBX: ff1100000c6ac040 RCX: 1ff4000000104e65
[ 8.637820][ T165] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c6ac0f0
[ 8.638069][ T165] RBP: ff110000093ca000 R08: 1fe22000018d581f R09: ff1100000c435248
[ 8.638317][ T165] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[ 8.638821][ T165] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093ca000
[ 8.639067][ T165] FS: 00007ffbfbc42b80(0000) GS:ff11000088c05000(0000) knlGS:0000000000000000
[ 8.639476][ T165] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.639697][ T165] CR2: 0000557125ab81b8 CR3: 000000000c73c003 CR4: 0000000000771ef0
[ 8.640071][ T165] PKRU: 55555554
[ 8.640196][ T165] Call Trace:
[ 8.640321][ T165]
[ 8.640411][ T165] rtmsg_ifinfo_event.part.0+0x2c/0x130
[ 8.640579][ T165] rtmsg_ifinfo+0x5c/0xb0
[ 8.640708][ T165] register_netdevice+0x1526/0x1bc0
[ 8.640881][ T165] ? unregister_netdevice_queue+0x470/0x470
[ 8.641431][ T165] ? __debugfs_create_file+0x2cf/0x3c0
[ 8.641607][ T165] nsim_init_netdevsim+0x892/0xc50 [netdevsim]
[ 8.642012][ T165] nsim_create+0x45b/0x5b0 [netdevsim]
[ 8.642185][ T165] __nsim_dev_port_add+0x30b/0x7a0 [netdevsim]
[ 8.642391][ T165] ? add_timer_on+0x580/0x580
[ 8.642557][ T165] ? nsim_dev_get_vfs+0x90/0x90 [netdevsim]
[ 8.643066][ T165] ? is_module_address+0x68/0x110
[ 8.643233][ T165] ? static_obj+0x5d/0x90
[ 8.643359][ T165] ? mark_held_locks+0x40/0x70
[ 8.643528][ T165] ? nsim_dev_hwstats_init+0x3a4/0x4d0 [netdevsim]
[ 8.643745][ T165] nsim_drv_probe+0x5b3/0x8f0 [netdevsim]
[ 8.643988][ T165] ? driver_sysfs_add+0xec/0x210
[ 8.644162][ T165] call_driver_probe+0x61/0x1c0
[ 8.644327][ T165] really_probe+0x199/0x760
[ 8.644493][ T165] ? driver_probe_device+0x130/0x130
[ 8.644662][ T165] __driver_probe_device+0x1dc/0x430
[ 8.644896][ T165] driver_probe_device+0x4a/0x130
[ 8.645059][ T165] __device_attach_driver+0x16d/0x2a0
[ 8.645224][ T165] bus_for_each_drv+0x135/0x1e0
[ 8.645392][ T165] ? bus_find_device_reverse+0x1c0/0x1c0
[ 8.645560][ T165] __device_attach+0x1a6/0x410
[ 8.645729][ T165] ? __rwlock_init+0x150/0x150
[ 8.645961][ T165] ? __driver_attach_async_helper+0x2a0/0x2a0
[ 8.646317][ T165] ? do_raw_spin_unlock+0x59/0x250
[ 8.646499][ T165] ? _raw_spin_unlock+0x2d/0x50
[ 8.646673][ T165] device_initial_probe+0x8b/0xc0
[ 8.646914][ T165] bus_probe_device+0x63/0x160
[ 8.647108][ T165] device_add+0xb16/0x1130
[ 8.647276][ T165] ? __fw_devlink_link_to_consumers.isra.0+0x2d0/0x2d0
[ 8.647478][ T165] ? __init_waitqueue_head+0xcb/0x160
[ 8.647639][ T165] ? pm_runtime_init+0x323/0x3f0
[ 8.647936][ T165] new_device_store+0x3d4/0x730 [netdevsim]
[ 8.648137][ T165] ? __lock_release.isra.0+0x6b/0x1a0
[ 8.648298][ T165] ? new_port_store+0x1a0/0x1a0 [netdevsim]
[ 8.648523][ T165] ? sysfs_file_kobj+0xb3/0x1e0
[ 8.648703][ T165] ? sysfs_file_kobj+0xbd/0x1e0
[ 8.648870][ T165] ? sysfs_file_ops+0x140/0x140
[ 8.649030][ T165] kernfs_fop_write_iter+0x335/0x510
[ 8.649189][ T165] ? kernfs_ops+0xf0/0xf0
[ 8.649309][ T165] new_sync_write+0x333/0x750
[ 8.649471][ T165] ? __lock_acquire+0x508/0xc10
[ 8.649631][ T165] ? new_sync_read+0x740/0x740
[ 8.649804][ T165] ? lock_acquire.part.0+0xbc/0x260
[ 8.649964][ T165] ? ksys_write+0x116/0x250
[ 8.650129][ T165] vfs_write+0x6a4/0xc10
[ 8.650251][ T165] ksys_write+0x116/0x250
[ 8.650371][ T165] ? __ia32_sys_read+0xc0/0xc0
[ 8.650530][ T165] ? rcu_is_watching+0x15/0xd0
[ 8.650696][ T165] ? rcu_is_watching+0x15/0xd0
[ 8.650863][ T165] do_syscall_64+0x117/0xfc0
[ 8.651022][ T165] ? trace_hardirqs_off+0xd/0x30
[ 8.651298][ T165] ? exc_page_fault+0xee/0x100
[ 8.651458][ T165] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 8.651661][ T165] RIP: 0033:0x7ffbfbcb408e
[ 8.651957][ T165] 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
[ 8.652524][ T165] RSP: 002b:00007ffeba504300 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 8.652908][ T165] RAX: ffffffffffffffda RBX: 00007ffbfbe36580 RCX: 00007ffbfbcb408e
[ 8.653151][ T165] RDX: 0000000000000005 RSI: 0000557125ab71b0 RDI: 0000000000000001
[ 8.653512][ T165] RBP: 00007ffeba504310 R08: 0000000000000000 R09: 0000000000000000
[ 8.653771][ T165] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005
[ 8.654015][ T165] R13: 0000000000000005 R14: 0000557125ab71b0 R15: 0000000000000000
[ 8.654383][ T165]
[ 8.654506][ T165] irq event stamp: 14463
[ 8.654650][ T165] hardirqs last enabled at (14471): [] __up_console_sem+0x5a/0x70
[ 8.655047][ T165] hardirqs last disabled at (14480): [] __up_console_sem+0x3f/0x70
[ 8.655329][ T165] softirqs last enabled at (14214): [] handle_softirqs+0x611/0x940
[ 8.655613][ T165] softirqs last disabled at (14179): [] __irq_exit_rcu+0x103/0x1c0
[ 8.656029][ T165] ---[ end trace 0000000000000000 ]---
[ 9.545459][ T164] ------------[ cut here ]------------
[ 9.545802][ T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool-fec.sh/164
[ 9.546153][ T164] Modules linked in: netdevsim
[ 9.546388][ T164] CPU: 2 UID: 0 PID: 164 Comm: ethtool-fec.sh Tainted: G W 7.1.0-rc4-virtme #1 PREEMPT(full)
[ 9.546845][ T164] Tainted: [W]=WARN
[ 9.547002][ T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.547293][ T164] RIP: 0010:rtmsg_ifinfo_build_skb+0x1a6/0x250
[ 9.547538][ T164] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc f0 ff b9 a6 ff ff
[ 9.548129][ T164] RSP: 0018:ffa0000000817728 EFLAGS: 00010286
[ 9.548366][ T164] RAX: 00000000ffffffa6 RBX: ff1100000bd9e640 RCX: 1ff4000000102eab
[ 9.548635][ T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bd9e6f0
[ 9.548920][ T164] RBP: ff110000093ca000 R08: 1fe22000017b3cdf R09: ff11000008deaf48
[ 9.549189][ T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[ 9.549458][ T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[ 9.549733][ T164] FS: 00007ffbfbc42b80(0000) GS:ff11000088c85000(0000) knlGS:0000000000000000
[ 9.550057][ T164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.550294][ T164] CR2: 00007fc6fe519ab0 CR3: 0000000009eea004 CR4: 0000000000771ef0
[ 9.550563][ T164] PKRU: 55555554
[ 9.550728][ T164] Call Trace:
[ 9.550900][ T164]
[ 9.551025][ T164] unregister_netdevice_many_notify+0xce3/0x1b30
[ 9.551265][ T164] ? unregister_netdevice_queued+0x80/0x80
[ 9.551497][ T164] ? __rtnl_unlock+0x5b/0x100
[ 9.551698][ T164] ? netdev_run_todo+0x29a/0xf20
[ 9.551907][ T164] ? ww_mutex_lock+0x160/0x160
[ 9.552105][ T164] ? mutex_is_locked+0x1c/0x50
[ 9.552309][ T164] unregister_netdevice_queue+0x290/0x470
[ 9.552505][ T164] ? rcu_is_watching+0x15/0xd0
[ 9.552716][ T164] ? unregister_netdevice_many+0x20/0x20
[ 9.552929][ T164] nsim_destroy+0x1a9/0x7e0 [netdevsim]
[ 9.553130][ T164] ? rcu_is_watching+0x15/0xd0
[ 9.553331][ T164] __nsim_dev_port_del+0x183/0x300 [netdevsim]
[ 9.553568][ T164] nsim_dev_reload_destroy+0xe3/0x4c0 [netdevsim]
[ 9.553816][ T164] nsim_drv_remove+0x5a/0x1f0 [netdevsim]
[ 9.554016][ T164] device_release_driver_internal+0x3b6/0x570
[ 9.554252][ T164] bus_remove_device+0x2ba/0x550
[ 9.554453][ T164] ? bus_probe_device+0x160/0x160
[ 9.554656][ T164] ? device_remove_file+0x20/0x20
[ 9.554870][ T164] device_del+0x324/0x8c0
[ 9.555032][ T164] ? __device_link_del+0x500/0x500
[ 9.555233][ T164] ? sysfs_file_ops+0x140/0x140
[ 9.555432][ T164] device_unregister+0x17/0xb0
[ 9.555627][ T164] del_device_store+0x2fb/0x580 [netdevsim]
[ 9.555884][ T164] ? sysfs_file_kobj+0xb3/0x1e0
[ 9.556081][ T164] ? nsim_bus_dev_numvfs_show+0x80/0x80 [netdevsim]
[ 9.556317][ T164] ? sysfs_file_kobj+0xbd/0x1e0
[ 9.556511][ T164] ? sysfs_kf_write+0x65/0x160
[ 9.556717][ T164] kernfs_fop_write_iter+0x335/0x510
[ 9.556924][ T164] ? kernfs_ops+0xf0/0xf0
[ 9.557085][ T164] new_sync_write+0x333/0x750
[ 9.557282][ T164] ? __lock_acquire+0x508/0xc10
[ 9.557478][ T164] ? new_sync_read+0x740/0x740
[ 9.557681][ T164] ? lock_acquire.part.0+0xbc/0x260
[ 9.557888][ T164] ? ksys_write+0x116/0x250
[ 9.558088][ T164] vfs_write+0x6a4/0xc10
[ 9.558249][ T164] ksys_write+0x116/0x250
[ 9.558411][ T164] ? __ia32_sys_read+0xc0/0xc0
[ 9.558606][ T164] ? do_raw_spin_unlock+0x59/0x250
[ 9.558822][ T164] ? rcu_is_watching+0x15/0xd0
[ 9.559018][ T164] do_syscall_64+0x117/0xfc0
[ 9.559213][ T164] ? trace_hardirqs_off+0xd/0x30
[ 9.559411][ T164] ? exc_page_fault+0xee/0x100
[ 9.559612][ T164] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.559864][ T164] RIP: 0033:0x7ffbfbcb408e
[ 9.560066][ T164] 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
[ 9.560641][ T164] RSP: 002b:00007ffeba504660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 9.560935][ T164] RAX: ffffffffffffffda RBX: 00007ffbfbe36580 RCX: 00007ffbfbcb408e
[ 9.561206][ T164] RDX: 0000000000000005 RSI: 0000557125abea20 RDI: 0000000000000001
[ 9.561476][ T164] RBP: 00007ffeba504670 R08: 0000000000000000 R09: 0000000000000000
[ 9.561754][ T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005
[ 9.562087][ T164] R13: 0000000000000005 R14: 0000557125abea20 R15: 0000000000000000
[ 9.562362][ T164]
[ 9.562520][ T164] irq event stamp: 79593
[ 9.562684][ T164] hardirqs last enabled at (79603): [] __up_console_sem+0x5a/0x70
[ 9.563006][ T164] hardirqs last disabled at (79614): [] __up_console_sem+0x3f/0x70
[ 9.563310][ T164] softirqs last enabled at (78866): [] handle_softirqs+0x611/0x940
[ 9.563616][ T164] softirqs last disabled at (78797): [] __irq_exit_rcu+0x103/0x1c0
[ 9.563941][ T164] ---[ end trace 0000000000000000 ]---