[ 8.892380][ T229] ------------[ cut here ]------------
[ 8.892743][ T229] WARNING: CPU: 3 PID: 229 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 8.893217][ T229] Modules linked in: netdevsim
[ 8.893434][ T229] CPU: 3 UID: 0 PID: 229 Comm: ethtool-fec.sh Not tainted 6.14.0-rc5-virtme #1
[ 8.893807][ T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.894078][ T229] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 8.894341][ T229] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 98 0c 00 00 be ff ff ff ff e8 d8 33 78 00 85 c0 0f 85 99 00 00 00 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 54 24 20 48 c1 ea 03
[ 8.895054][ T229] RSP: 0018:ffffc90000af7520 EFLAGS: 00010246
[ 8.895316][ T229] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 8.895617][ T229] RDX: 0000000000000000 RSI: ffff88800591ac98 RDI: ffff888004e0d0f8
[ 8.895928][ T229] RBP: ffffffffb3f23440 R08: 0000000000000000 R09: fffffbfff63bd83c
[ 8.896230][ T229] R10: ffffffffb1dec1e7 R11: ffff888004e0c5c0 R12: 0000000000000000
[ 8.896533][ T229] R13: ffff88800591a128 R14: ffff88800591a008 R15: ffff88800591a000
[ 8.896856][ T229] FS: 00007fbb560c6740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 8.897211][ T229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.897468][ T229] CR2: 0000559060e163c8 CR3: 0000000001fbc003 CR4: 0000000000772ef0
[ 8.897779][ T229] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8.898083][ T229] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8.898384][ T229] PKRU: 55555554
[ 8.898541][ T229] Call Trace:
[ 8.898709][ T229]
[ 8.898817][ T229] ? __netdev_update_features+0x9c1/0xde0
[ 8.899023][ T229] ? __warn+0xd1/0x1c0
[ 8.899182][ T229] ? __netdev_update_features+0x9c1/0xde0
[ 8.899388][ T229] ? report_bug+0x28c/0x2d0
[ 8.899598][ T229] ? handle_bug+0x54/0xa0
[ 8.899762][ T229] ? exc_invalid_op+0x18/0x50
[ 8.899967][ T229] ? asm_exc_invalid_op+0x1a/0x20
[ 8.900186][ T229] ? __netdev_update_features+0x9c1/0xde0
[ 8.900398][ T229] ? __pfx___netdev_update_features+0x10/0x10
[ 8.900662][ T229] ? _raw_spin_unlock_irq+0x28/0x50
[ 8.900872][ T229] ? netdev_register_kobject+0x264/0x2f0
[ 8.901079][ T229] register_netdevice+0xd46/0x1360
[ 8.901296][ T229] ? __pfx_register_netdevice+0x10/0x10
[ 8.901512][ T229] nsim_create+0x5f4/0x790 [netdevsim]
[ 8.901773][ T229] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 8.902035][ T229] ? mark_lock+0x38/0x3e0
[ 8.902192][ T229] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 8.902467][ T229] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 8.902730][ T229] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 8.903013][ T229] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 8.903233][ T229] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 8.903490][ T229] ? kernfs_create_link+0x173/0x240
[ 8.903703][ T229] ? kernfs_put+0x1c/0x40
[ 8.903859][ T229] ? sysfs_do_create_link_sd+0x8c/0x100
[ 8.904116][ T229] really_probe+0x1df/0x920
[ 8.904325][ T229] __driver_probe_device+0x2e6/0x3e0
[ 8.904532][ T229] driver_probe_device+0x49/0x140
[ 8.904748][ T229] __device_attach_driver+0x192/0x2b0
[ 8.904955][ T229] ? __pfx___device_attach_driver+0x10/0x10
[ 8.905202][ T229] bus_for_each_drv+0x107/0x1a0
[ 8.905405][ T229] ? __pfx_bus_for_each_drv+0x10/0x10
[ 8.905603][ T229] ? bus_to_subsys+0xd5/0x110
[ 8.905813][ T229] ? __pfx___lock_release+0x10/0x10
[ 8.906017][ T229] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 8.906231][ T229] __device_attach+0x1a3/0x3f0
[ 8.906439][ T229] ? __pfx___device_attach+0x10/0x10
[ 8.906649][ T229] ? bus_to_subsys+0xd5/0x110
[ 8.906871][ T229] ? do_raw_spin_unlock+0x58/0x220
[ 8.907082][ T229] bus_probe_device+0x133/0x180
[ 8.907289][ T229] device_add+0x99d/0x1110
[ 8.907497][ T229] ? __pfx_device_add+0x10/0x10
[ 8.907714][ T229] ? __init_waitqueue_head+0xcf/0x150
[ 8.907939][ T229] new_device_store+0x393/0x690 [netdevsim]
[ 8.908193][ T229] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 8.908453][ T229] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.908660][ T229] ? sysfs_file_ops+0x11e/0x170
[ 8.908867][ T229] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.909066][ T229] kernfs_fop_write_iter+0x2ba/0x460
[ 8.909274][ T229] vfs_write+0xa87/0x11e0
[ 8.909433][ T229] ? __pfx_vfs_write+0x10/0x10
[ 8.909645][ T229] ? __lock_release+0x103/0x460
[ 8.909844][ T229] ? do_user_addr_fault+0x972/0xe30
[ 8.910051][ T229] ? __pfx___up_read+0x10/0x10
[ 8.910258][ T229] ksys_write+0xf8/0x1d0
[ 8.910409][ T229] ? __pfx_ksys_write+0x10/0x10
[ 8.910610][ T229] ? do_user_addr_fault+0x97c/0xe30
[ 8.910847][ T229] do_syscall_64+0xc1/0x1d0
[ 8.911053][ T229] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 8.911304][ T229] RIP: 0033:0x7fbb56207b77
[ 8.911521][ T229] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[ 8.912236][ T229] RSP: 002b:00007ffe4a3676e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 8.912546][ T229] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbb56207b77
[ 8.912861][ T229] RDX: 0000000000000003 RSI: 0000561ca95f2f60 RDI: 0000000000000001
[ 8.913213][ T229] RBP: 0000561ca95f2f60 R08: 0000000000000003 R09: 0000000000000000
[ 8.913531][ T229] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000003
[ 8.913837][ T229] R13: 00007fbb562c3760 R14: 0000000000000003 R15: 00007fbb562be9c0
[ 8.914182][ T229]
[ 8.914341][ T229] irq event stamp: 23955
[ 8.914497][ T229] hardirqs last enabled at (23965): [] __up_console_sem+0x6b/0x80
[ 8.914862][ T229] hardirqs last disabled at (23976): [] __up_console_sem+0x50/0x80
[ 8.915213][ T229] softirqs last enabled at (23056): [] handle_softirqs+0x32e/0x5c0
[ 8.915565][ T229] softirqs last disabled at (23051): [] __irq_exit_rcu+0xc4/0x100
[ 8.915927][ T229] ---[ end trace 0000000000000000 ]---
[ 9.053319][ T236] netdevsim netdevsim94 eni94np1: renamed from eth0