[ 9.510281][ T229] ------------[ cut here ]------------
[ 9.510683][ T229] WARNING: CPU: 2 PID: 229 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.511304][ T229] Modules linked in: netdevsim
[ 9.511560][ T229] CPU: 2 UID: 0 PID: 229 Comm: ethtool-fec.sh Not tainted 6.14.0-rc5-virtme #1
[ 9.511957][ T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.512261][ T229] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.512556][ 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
[ 9.513335][ T229] RSP: 0018:ffffc90000a77520 EFLAGS: 00010246
[ 9.513624][ T229] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.513971][ T229] RDX: 0000000000000000 RSI: ffff88800b652c98 RDI: ffff888005aad0f8
[ 9.514315][ T229] RBP: ffffffff96923440 R08: 0000000000000000 R09: fffffbfff28fd83c
[ 9.514659][ T229] R10: ffffffff947ec1e7 R11: ffff888005aac5c0 R12: 0000000000000000
[ 9.515006][ T229] R13: ffff88800b652128 R14: ffff88800b652008 R15: ffff88800b652000
[ 9.515352][ T229] FS: 00007fd82b0ce740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.515766][ T229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.516064][ T229] CR2: 00005569873491a8 CR3: 00000000051e2006 CR4: 0000000000772ef0
[ 9.516404][ T229] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.516742][ T229] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.517094][ T229] PKRU: 55555554
[ 9.517279][ T229] Call Trace:
[ 9.517460][ T229]
[ 9.517594][ T229] ? __netdev_update_features+0x9c1/0xde0
[ 9.517830][ T229] ? __warn+0xd1/0x1c0
[ 9.518022][ T229] ? __netdev_update_features+0x9c1/0xde0
[ 9.518255][ T229] ? report_bug+0x28c/0x2d0
[ 9.518489][ T229] ? handle_bug+0x54/0xa0
[ 9.518672][ T229] ? exc_invalid_op+0x18/0x50
[ 9.518901][ T229] ? asm_exc_invalid_op+0x1a/0x20
[ 9.519157][ T229] ? __netdev_update_features+0x9c1/0xde0
[ 9.519396][ T229] ? __pfx___netdev_update_features+0x10/0x10
[ 9.519688][ T229] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.519925][ T229] ? netdev_register_kobject+0x264/0x2f0
[ 9.520172][ T229] register_netdevice+0xd46/0x1360
[ 9.520414][ T229] ? __pfx_register_netdevice+0x10/0x10
[ 9.520657][ T229] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.520900][ T229] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.521218][ T229] ? mark_lock+0x38/0x3e0
[ 9.521409][ T229] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.521724][ T229] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.522036][ T229] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.522342][ T229] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.522594][ T229] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.522904][ T229] ? kernfs_create_link+0x173/0x240
[ 9.523159][ T229] ? kernfs_put+0x1c/0x40
[ 9.523343][ T229] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.523589][ T229] really_probe+0x1df/0x920
[ 9.523828][ T229] __driver_probe_device+0x2e6/0x3e0
[ 9.524080][ T229] driver_probe_device+0x49/0x140
[ 9.524317][ T229] __device_attach_driver+0x192/0x2b0
[ 9.524562][ T229] ? __pfx___device_attach_driver+0x10/0x10
[ 9.524854][ T229] bus_for_each_drv+0x107/0x1a0
[ 9.525110][ T229] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.525352][ T229] ? bus_to_subsys+0xd5/0x110
[ 9.525590][ T229] ? __pfx___lock_release+0x10/0x10
[ 9.525823][ T229] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.526084][ T229] __device_attach+0x1a3/0x3f0
[ 9.526336][ T229] ? __pfx___device_attach+0x10/0x10
[ 9.526577][ T229] ? bus_to_subsys+0xd5/0x110
[ 9.526821][ T229] ? do_raw_spin_unlock+0x58/0x220
[ 9.527079][ T229] bus_probe_device+0x133/0x180
[ 9.527321][ T229] device_add+0x99d/0x1110
[ 9.527568][ T229] ? __pfx_device_add+0x10/0x10
[ 9.527808][ T229] ? __init_waitqueue_head+0xcf/0x150
[ 9.528075][ T229] new_device_store+0x393/0x690 [netdevsim]
[ 9.528382][ T229] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.528693][ T229] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.528931][ T229] ? sysfs_file_ops+0x11e/0x170
[ 9.529188][ T229] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.529425][ T229] kernfs_fop_write_iter+0x2ba/0x460
[ 9.529670][ T229] vfs_write+0xa87/0x11e0
[ 9.529872][ T229] ? __pfx_vfs_write+0x10/0x10
[ 9.530124][ T229] ? __lock_release+0x103/0x460
[ 9.530366][ T229] ? do_user_addr_fault+0x972/0xe30
[ 9.530617][ T229] ? __pfx___up_read+0x10/0x10
[ 9.530867][ T229] ksys_write+0xf8/0x1d0
[ 9.531064][ T229] ? __pfx_ksys_write+0x10/0x10
[ 9.531306][ T229] ? do_user_addr_fault+0x97c/0xe30
[ 9.531560][ T229] do_syscall_64+0xc1/0x1d0
[ 9.531809][ T229] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.532110][ T229] RIP: 0033:0x7fd82b20fb77
[ 9.532364][ 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
[ 9.533175][ T229] RSP: 002b:00007ffeb3232698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.533537][ T229] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd82b20fb77
[ 9.533892][ T229] RDX: 0000000000000004 RSI: 000055e67786af60 RDI: 0000000000000001
[ 9.534382][ T229] RBP: 000055e67786af60 R08: 0000000000000003 R09: 0000000000000000
[ 9.534737][ T229] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000004
[ 9.535106][ T229] R13: 00007fd82b2cb760 R14: 0000000000000004 R15: 00007fd82b2c69c0
[ 9.535489][ T229]
[ 9.535675][ T229] irq event stamp: 20935
[ 9.535862][ T229] hardirqs last enabled at (20947): [] __up_console_sem+0x6b/0x80
[ 9.536268][ T229] hardirqs last disabled at (20960): [] __up_console_sem+0x50/0x80
[ 9.536679][ T229] softirqs last enabled at (19826): [] handle_softirqs+0x32e/0x5c0
[ 9.537099][ T229] softirqs last disabled at (19799): [] __irq_exit_rcu+0xc4/0x100
[ 9.537508][ T229] ---[ end trace 0000000000000000 ]---
[ 9.677954][ T238] netdevsim netdevsim245 eni245np1: renamed from eth0
[ 9.961488][ T229] ls (229) used greatest stack depth: 24144 bytes left