[ 9.242211][ T228] ------------[ cut here ]------------
[ 9.242569][ T228] WARNING: CPU: 2 PID: 228 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.243075][ T228] Modules linked in: netdevsim
[ 9.243327][ T228] CPU: 2 UID: 0 PID: 228 Comm: ethtool-fec.sh Not tainted 6.14.0-rc5-virtme #1
[ 9.243699][ T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.243982][ T228] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.244273][ T228] 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
[ 9.245011][ T228] RSP: 0018:ffffc90000ae7520 EFLAGS: 00010246
[ 9.245298][ T228] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.245620][ T228] RDX: 0000000000000000 RSI: ffff88800a2aac98 RDI: ffff888009afae38
[ 9.245940][ T228] RBP: ffffffff9cf23440 R08: 0000000000000000 R09: fffffbfff35bd83c
[ 9.246274][ T228] R10: ffffffff9adec1e7 R11: ffff888009afa300 R12: 0000000000000000
[ 9.246598][ T228] R13: ffff88800a2aa128 R14: ffff88800a2aa008 R15: ffff88800a2aa000
[ 9.246921][ T228] FS: 00007f03379b6740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.247304][ T228] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.247579][ T228] CR2: 0000560ad564c010 CR3: 00000000024e6004 CR4: 0000000000772ef0
[ 9.247903][ T228] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.248234][ T228] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.248555][ T228] PKRU: 55555554
[ 9.248730][ T228] Call Trace:
[ 9.248903][ T228]
[ 9.249027][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.249266][ T228] ? __warn+0xd1/0x1c0
[ 9.249439][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.249661][ T228] ? report_bug+0x28c/0x2d0
[ 9.249891][ T228] ? handle_bug+0x54/0xa0
[ 9.250069][ T228] ? exc_invalid_op+0x18/0x50
[ 9.250315][ T228] ? asm_exc_invalid_op+0x1a/0x20
[ 9.250555][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.250786][ T228] ? __pfx___netdev_update_features+0x10/0x10
[ 9.251062][ T228] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.251296][ T228] ? netdev_register_kobject+0x264/0x2f0
[ 9.251524][ T228] register_netdevice+0xd46/0x1360
[ 9.251758][ T228] ? __pfx_register_netdevice+0x10/0x10
[ 9.251990][ T228] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.252237][ T228] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.252514][ T228] ? mark_lock+0x38/0x3e0
[ 9.252687][ T228] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.252971][ T228] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.253257][ T228] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.253538][ T228] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.253772][ T228] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.254045][ T228] ? kernfs_create_link+0x173/0x240
[ 9.254280][ T228] ? kernfs_put+0x1c/0x40
[ 9.254451][ T228] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.254682][ T228] really_probe+0x1df/0x920
[ 9.254919][ T228] __driver_probe_device+0x2e6/0x3e0
[ 9.255150][ T228] driver_probe_device+0x49/0x140
[ 9.255370][ T228] __device_attach_driver+0x192/0x2b0
[ 9.255594][ T228] ? __pfx___device_attach_driver+0x10/0x10
[ 9.255862][ T228] bus_for_each_drv+0x107/0x1a0
[ 9.256084][ T228] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.256310][ T228] ? bus_to_subsys+0xd5/0x110
[ 9.256537][ T228] ? __pfx___lock_release+0x10/0x10
[ 9.256755][ T228] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.256979][ T228] __device_attach+0x1a3/0x3f0
[ 9.257209][ T228] ? __pfx___device_attach+0x10/0x10
[ 9.257426][ T228] ? bus_to_subsys+0xd5/0x110
[ 9.257648][ T228] ? do_raw_spin_unlock+0x58/0x220
[ 9.257873][ T228] bus_probe_device+0x133/0x180
[ 9.258107][ T228] device_add+0x99d/0x1110
[ 9.258331][ T228] ? __pfx_device_add+0x10/0x10
[ 9.258553][ T228] ? __init_waitqueue_head+0xcf/0x150
[ 9.258781][ T228] new_device_store+0x393/0x690 [netdevsim]
[ 9.259061][ T228] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.259355][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.259575][ T228] ? sysfs_file_ops+0x11e/0x170
[ 9.259809][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.260028][ T228] kernfs_fop_write_iter+0x2ba/0x460
[ 9.260270][ T228] vfs_write+0xa87/0x11e0
[ 9.260450][ T228] ? __pfx_vfs_write+0x10/0x10
[ 9.260673][ T228] ? __lock_release+0x103/0x460
[ 9.260891][ T228] ? do_user_addr_fault+0x972/0xe30
[ 9.261128][ T228] ? __pfx___up_read+0x10/0x10
[ 9.261360][ T228] ksys_write+0xf8/0x1d0
[ 9.261533][ T228] ? __pfx_ksys_write+0x10/0x10
[ 9.261749][ T228] ? do_user_addr_fault+0x97c/0xe30
[ 9.261982][ T228] do_syscall_64+0xc1/0x1d0
[ 9.262213][ T228] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.262482][ T228] RIP: 0033:0x7f0337af7b77
[ 9.262710][ T228] 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
[ 9.263450][ T228] RSP: 002b:00007ffee8475cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.263781][ T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0337af7b77
[ 9.264114][ T228] RDX: 0000000000000004 RSI: 00005594fdcd7f60 RDI: 0000000000000001
[ 9.264443][ T228] RBP: 00005594fdcd7f60 R08: 0000000000000003 R09: 0000000000000000
[ 9.264765][ T228] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000004
[ 9.265082][ T228] R13: 00007f0337bb3760 R14: 0000000000000004 R15: 00007f0337bae9c0
[ 9.265436][ T228]
[ 9.265610][ T228] irq event stamp: 19105
[ 9.265788][ T228] hardirqs last enabled at (19117): [] __up_console_sem+0x6b/0x80
[ 9.266169][ T228] hardirqs last disabled at (19130): [] __up_console_sem+0x50/0x80
[ 9.266536][ T228] softirqs last enabled at (18022): [] handle_softirqs+0x32e/0x5c0
[ 9.266910][ T228] softirqs last disabled at (18009): [] __irq_exit_rcu+0xc4/0x100
[ 9.267292][ T228] ---[ end trace 0000000000000000 ]---
[ 9.401233][ T239] netdevsim netdevsim144 eni144np1: renamed from eth0