[ 9.736016][ T245] ------------[ cut here ]------------
[ 9.736478][ T245] WARNING: CPU: 2 PID: 245 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.737051][ T245] Modules linked in: netdevsim
[ 9.737304][ T245] CPU: 2 UID: 0 PID: 245 Comm: echo Not tainted 6.14.0-rc5-virtme #1
[ 9.737676][ T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.737965][ T245] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.738274][ T245] 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
[ 9.739053][ T245] RSP: 0018:ffffc900004e7520 EFLAGS: 00010246
[ 9.739342][ T245] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.739709][ T245] RDX: 0000000000000000 RSI: ffff88800adeac98 RDI: ffff888009b7d0f8
[ 9.740050][ T245] RBP: ffff88800a040040 R08: 0000000000000000 R09: fffffbfff623d83c
[ 9.740391][ T245] R10: ffffffffb11ec1e7 R11: ffff888009b7c5c0 R12: 0000000000000000
[ 9.740747][ T245] R13: ffff88800adea128 R14: ffff88800adea008 R15: ffff88800adea000
[ 9.741096][ T245] FS: 00007fea59f8d740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.741489][ T245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.741792][ T245] CR2: 00005648872022f8 CR3: 000000000a010005 CR4: 0000000000772ef0
[ 9.742135][ T245] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.742479][ T245] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.742831][ T245] PKRU: 55555554
[ 9.743017][ T245] Call Trace:
[ 9.743200][ T245]
[ 9.743334][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.743573][ T245] ? __warn+0xd1/0x1c0
[ 9.743773][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.744006][ T245] ? report_bug+0x28c/0x2d0
[ 9.744245][ T245] ? handle_bug+0x54/0xa0
[ 9.744428][ T245] ? exc_invalid_op+0x18/0x50
[ 9.744670][ T245] ? asm_exc_invalid_op+0x1a/0x20
[ 9.744920][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.745161][ T245] ? __pfx___netdev_update_features+0x10/0x10
[ 9.745455][ T245] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.745703][ T245] ? netdev_register_kobject+0x264/0x2f0
[ 9.745945][ T245] register_netdevice+0xd46/0x1360
[ 9.746186][ T245] ? __pfx_register_netdevice+0x10/0x10
[ 9.746430][ T245] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.746696][ T245] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.746989][ T245] ? mark_lock+0x38/0x3e0
[ 9.747172][ T245] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.747471][ T245] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.747783][ T245] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.748078][ T245] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.748322][ T245] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.748623][ T245] ? kernfs_create_link+0x173/0x240
[ 9.748862][ T245] ? kernfs_put+0x1c/0x40
[ 9.749042][ T245] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.749282][ T245] really_probe+0x1df/0x920
[ 9.749525][ T245] __driver_probe_device+0x2e6/0x3e0
[ 9.749773][ T245] driver_probe_device+0x49/0x140
[ 9.750004][ T245] __device_attach_driver+0x192/0x2b0
[ 9.750241][ T245] ? __pfx___device_attach_driver+0x10/0x10
[ 9.750524][ T245] bus_for_each_drv+0x107/0x1a0
[ 9.750772][ T245] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.751002][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.751249][ T245] ? __pfx___lock_release+0x10/0x10
[ 9.751480][ T245] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.751732][ T245] __device_attach+0x1a3/0x3f0
[ 9.751963][ T245] ? __pfx___device_attach+0x10/0x10
[ 9.752195][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.752430][ T245] ? do_raw_spin_unlock+0x58/0x220
[ 9.752685][ T245] bus_probe_device+0x133/0x180
[ 9.752926][ T245] device_add+0x99d/0x1110
[ 9.753165][ T245] ? __pfx_device_add+0x10/0x10
[ 9.753398][ T245] ? __init_waitqueue_head+0xcf/0x150
[ 9.753651][ T245] new_device_store+0x393/0x690 [netdevsim]
[ 9.753944][ T245] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.754244][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.754473][ T245] ? sysfs_file_ops+0x11e/0x170
[ 9.754732][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.754962][ T245] kernfs_fop_write_iter+0x2ba/0x460
[ 9.755201][ T245] vfs_write+0xa87/0x11e0
[ 9.755392][ T245] ? __pfx_vfs_write+0x10/0x10
[ 9.755639][ T245] ? __lock_release+0x103/0x460
[ 9.755869][ T245] ? do_user_addr_fault+0x972/0xe30
[ 9.756110][ T245] ? __pfx___up_read+0x10/0x10
[ 9.756354][ T245] ksys_write+0xf8/0x1d0
[ 9.756535][ T245] ? __pfx_ksys_write+0x10/0x10
[ 9.756777][ T245] ? do_user_addr_fault+0x97c/0xe30
[ 9.757020][ T245] do_syscall_64+0xc1/0x1d0
[ 9.757254][ T245] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.757535][ T245] RIP: 0033:0x7fea5a0ceb77
[ 9.757791][ T245] 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
[ 9.758560][ T245] RSP: 002b:00007ffd3661f618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.758915][ T245] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fea5a0ceb77
[ 9.759255][ T245] RDX: 0000000000000005 RSI: 00005648872012f0 RDI: 0000000000000001
[ 9.759607][ T245] RBP: 00005648872012f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.759947][ T245] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.760286][ T245] R13: 00007fea5a18a760 R14: 0000000000000005 R15: 00007fea5a1859c0
[ 9.760654][ T245]
[ 9.760839][ T245] irq event stamp: 68337
[ 9.761031][ T245] hardirqs last enabled at (68349): [] __up_console_sem+0x6b/0x80
[ 9.761426][ T245] hardirqs last disabled at (68360): [] __up_console_sem+0x50/0x80
[ 9.761828][ T245] softirqs last enabled at (67228): [] handle_softirqs+0x32e/0x5c0
[ 9.762223][ T245] softirqs last disabled at (67215): [] __irq_exit_rcu+0xc4/0x100
[ 9.762627][ T245] ---[ end trace 0000000000000000 ]---
[ 9.780816][ T245] ------------[ cut here ]------------
[ 9.781082][ T245] WARNING: CPU: 2 PID: 245 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.781521][ T245] Modules linked in: netdevsim
[ 9.781775][ T245] CPU: 2 UID: 0 PID: 245 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.782173][ T245] Tainted: [W]=WARN
[ 9.782361][ T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.782676][ T245] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.782970][ T245] 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
[ 9.783752][ T245] RSP: 0018:ffffc900004e7520 EFLAGS: 00010246
[ 9.784041][ T245] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.784376][ T245] RDX: 0000000000000000 RSI: ffff88800b632c98 RDI: ffff888009b7d0f8
[ 9.784726][ T245] RBP: ffff88800a040040 R08: 0000000000000000 R09: fffffbfff623d83c
[ 9.785061][ T245] R10: ffffffffb11ec1e7 R11: ffff888009b7c5c0 R12: 0000000000000000
[ 9.785392][ T245] R13: ffff88800b632128 R14: ffff88800b632008 R15: ffff88800b632000
[ 9.785749][ T245] FS: 00007fea59f8d740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.786135][ T245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.786417][ T245] CR2: 00005648872022f8 CR3: 000000000a010005 CR4: 0000000000772ef0
[ 9.786798][ T245] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.787141][ T245] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.787474][ T245] PKRU: 55555554
[ 9.787662][ T245] Call Trace:
[ 9.787841][ T245]
[ 9.787968][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.788202][ T245] ? __warn+0xd1/0x1c0
[ 9.788383][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.788627][ T245] ? report_bug+0x28c/0x2d0
[ 9.788870][ T245] ? handle_bug+0x54/0xa0
[ 9.789052][ T245] ? exc_invalid_op+0x18/0x50
[ 9.789282][ T245] ? asm_exc_invalid_op+0x1a/0x20
[ 9.789525][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.789777][ T245] ? __pfx___netdev_update_features+0x10/0x10
[ 9.790066][ T245] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.790302][ T245] ? netdev_register_kobject+0x264/0x2f0
[ 9.790539][ T245] register_netdevice+0xd46/0x1360
[ 9.790809][ T245] ? __pfx_register_netdevice+0x10/0x10
[ 9.791063][ T245] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.791313][ T245] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.791609][ T245] ? mark_lock+0x38/0x3e0
[ 9.791793][ T245] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.792094][ T245] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.792388][ T245] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.792691][ T245] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.792935][ T245] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.793222][ T245] ? kernfs_create_link+0x173/0x240
[ 9.793457][ T245] ? kernfs_put+0x1c/0x40
[ 9.793644][ T245] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.793890][ T245] really_probe+0x1df/0x920
[ 9.794125][ T245] __driver_probe_device+0x2e6/0x3e0
[ 9.794361][ T245] driver_probe_device+0x49/0x140
[ 9.794615][ T245] __device_attach_driver+0x192/0x2b0
[ 9.794854][ T245] ? __pfx___device_attach_driver+0x10/0x10
[ 9.795133][ T245] bus_for_each_drv+0x107/0x1a0
[ 9.795368][ T245] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.795610][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.795847][ T245] ? __pfx___lock_release+0x10/0x10
[ 9.796074][ T245] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.796312][ T245] __device_attach+0x1a3/0x3f0
[ 9.796542][ T245] ? __pfx___device_attach+0x10/0x10
[ 9.796793][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.797024][ T245] ? do_raw_spin_unlock+0x58/0x220
[ 9.797268][ T245] bus_probe_device+0x133/0x180
[ 9.797505][ T245] device_add+0x99d/0x1110
[ 9.797751][ T245] ? __pfx_device_add+0x10/0x10
[ 9.797983][ T245] ? __init_waitqueue_head+0xcf/0x150
[ 9.798225][ T245] new_device_store+0x393/0x690 [netdevsim]
[ 9.798522][ T245] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.798840][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.799081][ T245] ? sysfs_file_ops+0x11e/0x170
[ 9.799318][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.799549][ T245] kernfs_fop_write_iter+0x2ba/0x460
[ 9.799805][ T245] vfs_write+0xa87/0x11e0
[ 9.799995][ T245] ? __pfx_vfs_write+0x10/0x10
[ 9.800229][ T245] ? __lock_release+0x103/0x460
[ 9.800457][ T245] ? do_user_addr_fault+0x972/0xe30
[ 9.800710][ T245] ? __pfx___up_read+0x10/0x10
[ 9.800967][ T245] ksys_write+0xf8/0x1d0
[ 9.801158][ T245] ? __pfx_ksys_write+0x10/0x10
[ 9.801388][ T245] ? do_user_addr_fault+0x97c/0xe30
[ 9.801640][ T245] do_syscall_64+0xc1/0x1d0
[ 9.801875][ T245] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.802152][ T245] RIP: 0033:0x7fea5a0ceb77
[ 9.802391][ T245] 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
[ 9.803190][ T245] RSP: 002b:00007ffd3661f618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.803528][ T245] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fea5a0ceb77
[ 9.803877][ T245] RDX: 0000000000000005 RSI: 00005648872012f0 RDI: 0000000000000001
[ 9.804212][ T245] RBP: 00005648872012f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.804543][ T245] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.804887][ T245] R13: 00007fea5a18a760 R14: 0000000000000005 R15: 00007fea5a1859c0
[ 9.805238][ T245]
[ 9.805422][ T245] irq event stamp: 77151
[ 9.805609][ T245] hardirqs last enabled at (77165): [] __up_console_sem+0x6b/0x80
[ 9.805996][ T245] hardirqs last disabled at (77176): [] __up_console_sem+0x50/0x80
[ 9.806377][ T245] softirqs last enabled at (77052): [] handle_softirqs+0x32e/0x5c0
[ 9.806789][ T245] softirqs last disabled at (77197): [] __irq_exit_rcu+0xc4/0x100
[ 9.807178][ T245] ---[ end trace 0000000000000000 ]---
[ 9.816457][ T245] ------------[ cut here ]------------
[ 9.816724][ T245] WARNING: CPU: 2 PID: 245 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.817168][ T245] Modules linked in: netdevsim
[ 9.817412][ T245] CPU: 2 UID: 0 PID: 245 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.817830][ T245] Tainted: [W]=WARN
[ 9.818013][ T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.818297][ T245] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.819415][ T245] 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
[ 9.820279][ T245] RSP: 0018:ffffc900004e7520 EFLAGS: 00010246
[ 9.820669][ T245] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.821093][ T245] RDX: 0000000000000000 RSI: ffff888004e62c98 RDI: ffff888009b7d0f8
[ 9.821517][ T245] RBP: ffff88800a040040 R08: 0000000000000000 R09: fffffbfff623d83c
[ 9.821963][ T245] R10: ffffffffb11ec1e7 R11: ffff888009b7c5c0 R12: 0000000000000000
[ 9.822379][ T245] R13: ffff888004e62128 R14: ffff888004e62008 R15: ffff888004e62000
[ 9.822815][ T245] FS: 00007fea59f8d740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.823286][ T245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.823673][ T245] CR2: 00005648872022f8 CR3: 000000000a010005 CR4: 0000000000772ef0
[ 9.824092][ T245] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.824510][ T245] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.825110][ T245] PKRU: 55555554
[ 9.825385][ T245] Call Trace:
[ 9.825664][ T245]
[ 9.825887][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.826201][ T245] ? __warn+0xd1/0x1c0
[ 9.826464][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.826796][ T245] ? report_bug+0x28c/0x2d0
[ 9.827117][ T245] ? handle_bug+0x54/0xa0
[ 9.827379][ T245] ? exc_invalid_op+0x18/0x50
[ 9.827786][ T245] ? asm_exc_invalid_op+0x1a/0x20
[ 9.828127][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.828450][ T245] ? __pfx___netdev_update_features+0x10/0x10
[ 9.828843][ T245] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.829163][ T245] ? netdev_register_kobject+0x264/0x2f0
[ 9.829480][ T245] register_netdevice+0xd46/0x1360
[ 9.829827][ T245] ? __pfx_register_netdevice+0x10/0x10
[ 9.830153][ T245] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.830487][ T245] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.830877][ T245] ? mark_lock+0x38/0x3e0
[ 9.831149][ T245] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.831531][ T245] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.831928][ T245] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.832306][ T245] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.832657][ T245] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.833242][ T245] ? kernfs_create_link+0x173/0x240
[ 9.833571][ T245] ? kernfs_put+0x1c/0x40
[ 9.833818][ T245] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.834061][ T245] really_probe+0x1df/0x920
[ 9.834297][ T245] __driver_probe_device+0x2e6/0x3e0
[ 9.834532][ T245] driver_probe_device+0x49/0x140
[ 9.834788][ T245] __device_attach_driver+0x192/0x2b0
[ 9.835024][ T245] ? __pfx___device_attach_driver+0x10/0x10
[ 9.835304][ T245] bus_for_each_drv+0x107/0x1a0
[ 9.835537][ T245] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.835778][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.836016][ T245] ? __pfx___lock_release+0x10/0x10
[ 9.836249][ T245] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.836491][ T245] __device_attach+0x1a3/0x3f0
[ 9.836744][ T245] ? __pfx___device_attach+0x10/0x10
[ 9.836977][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.837211][ T245] ? do_raw_spin_unlock+0x58/0x220
[ 9.837451][ T245] bus_probe_device+0x133/0x180
[ 9.837713][ T245] device_add+0x99d/0x1110
[ 9.837951][ T245] ? __pfx_device_add+0x10/0x10
[ 9.838186][ T245] ? __init_waitqueue_head+0xcf/0x150
[ 9.838429][ T245] new_device_store+0x393/0x690 [netdevsim]
[ 9.838743][ T245] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.839044][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.839274][ T245] ? sysfs_file_ops+0x11e/0x170
[ 9.839517][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.839760][ T245] kernfs_fop_write_iter+0x2ba/0x460
[ 9.840005][ T245] vfs_write+0xa87/0x11e0
[ 9.840191][ T245] ? __pfx_vfs_write+0x10/0x10
[ 9.840429][ T245] ? __lock_release+0x103/0x460
[ 9.840678][ T245] ? do_user_addr_fault+0x972/0xe30
[ 9.840920][ T245] ? __pfx___up_read+0x10/0x10
[ 9.841167][ T245] ksys_write+0xf8/0x1d0
[ 9.841348][ T245] ? __pfx_ksys_write+0x10/0x10
[ 9.841608][ T245] ? do_user_addr_fault+0x97c/0xe30
[ 9.841854][ T245] do_syscall_64+0xc1/0x1d0
[ 9.842090][ T245] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.842369][ T245] RIP: 0033:0x7fea5a0ceb77
[ 9.842620][ T245] 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
[ 9.843385][ T245] RSP: 002b:00007ffd3661f618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.843737][ T245] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fea5a0ceb77
[ 9.844073][ T245] RDX: 0000000000000005 RSI: 00005648872012f0 RDI: 0000000000000001
[ 9.844408][ T245] RBP: 00005648872012f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.844765][ T245] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.845098][ T245] R13: 00007fea5a18a760 R14: 0000000000000005 R15: 00007fea5a1859c0
[ 9.845453][ T245]
[ 9.845654][ T245] irq event stamp: 85451
[ 9.845835][ T245] hardirqs last enabled at (85463): [] __up_console_sem+0x6b/0x80
[ 9.846223][ T245] hardirqs last disabled at (85474): [] __up_console_sem+0x50/0x80
[ 9.846622][ T245] softirqs last enabled at (85446): [] handle_softirqs+0x32e/0x5c0
[ 9.847011][ T245] softirqs last disabled at (85423): [] __irq_exit_rcu+0xc4/0x100
[ 9.847389][ T245] ---[ end trace 0000000000000000 ]---
[ 9.856671][ T245] ------------[ cut here ]------------
[ 9.856922][ T245] WARNING: CPU: 2 PID: 245 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.857360][ T245] Modules linked in: netdevsim
[ 9.857726][ T245] CPU: 2 UID: 0 PID: 245 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.858199][ T245] Tainted: [W]=WARN
[ 9.858465][ T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.858851][ T245] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.859224][ T245] 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
[ 9.860080][ T245] RSP: 0018:ffffc900004e7520 EFLAGS: 00010246
[ 9.860454][ T245] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.860899][ T245] RDX: 0000000000000000 RSI: ffff88800b422c98 RDI: ffff888009b7d0f8
[ 9.861334][ T245] RBP: ffff88800a040040 R08: 0000000000000000 R09: fffffbfff623d83c
[ 9.861767][ T245] R10: ffffffffb11ec1e7 R11: ffff888009b7c5c0 R12: 0000000000000000
[ 9.862189][ T245] R13: ffff88800b422128 R14: ffff88800b422008 R15: ffff88800b422000
[ 9.862621][ T245] FS: 00007fea59f8d740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.863091][ T245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.863464][ T245] CR2: 00005648872022f8 CR3: 000000000a010005 CR4: 0000000000772ef0
[ 9.863900][ T245] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.864324][ T245] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.864769][ T245] PKRU: 55555554
[ 9.865030][ T245] Call Trace:
[ 9.865295][ T245]
[ 9.865501][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.865835][ T245] ? __warn+0xd1/0x1c0
[ 9.866097][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.866415][ T245] ? report_bug+0x28c/0x2d0
[ 9.866748][ T245] ? handle_bug+0x54/0xa0
[ 9.867010][ T245] ? exc_invalid_op+0x18/0x50
[ 9.867326][ T245] ? asm_exc_invalid_op+0x1a/0x20
[ 9.867666][ T245] ? __netdev_update_features+0x9c1/0xde0
[ 9.867988][ T245] ? __pfx___netdev_update_features+0x10/0x10
[ 9.868358][ T245] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.868700][ T245] ? netdev_register_kobject+0x264/0x2f0
[ 9.869029][ T245] register_netdevice+0xd46/0x1360
[ 9.869349][ T245] ? __pfx_register_netdevice+0x10/0x10
[ 9.869693][ T245] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.870021][ T245] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.870393][ T245] ? mark_lock+0x38/0x3e0
[ 9.870675][ T245] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.871063][ T245] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.871436][ T245] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.871829][ T245] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.872152][ T245] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.872520][ T245] ? kernfs_create_link+0x173/0x240
[ 9.872866][ T245] ? kernfs_put+0x1c/0x40
[ 9.873128][ T245] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.873446][ T245] really_probe+0x1df/0x920
[ 9.873787][ T245] __driver_probe_device+0x2e6/0x3e0
[ 9.874101][ T245] driver_probe_device+0x49/0x140
[ 9.874405][ T245] __device_attach_driver+0x192/0x2b0
[ 9.874650][ T245] ? __pfx___device_attach_driver+0x10/0x10
[ 9.874934][ T245] bus_for_each_drv+0x107/0x1a0
[ 9.875164][ T245] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.875399][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.875646][ T245] ? __pfx___lock_release+0x10/0x10
[ 9.875881][ T245] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.876119][ T245] __device_attach+0x1a3/0x3f0
[ 9.876351][ T245] ? __pfx___device_attach+0x10/0x10
[ 9.876611][ T245] ? bus_to_subsys+0xd5/0x110
[ 9.876846][ T245] ? do_raw_spin_unlock+0x58/0x220
[ 9.877088][ T245] bus_probe_device+0x133/0x180
[ 9.877321][ T245] device_add+0x99d/0x1110
[ 9.877556][ T245] ? __pfx_device_add+0x10/0x10
[ 9.877802][ T245] ? __init_waitqueue_head+0xcf/0x150
[ 9.878045][ T245] new_device_store+0x393/0x690 [netdevsim]
[ 9.878336][ T245] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.878651][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.878881][ T245] ? sysfs_file_ops+0x11e/0x170
[ 9.879119][ T245] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.879349][ T245] kernfs_fop_write_iter+0x2ba/0x460
[ 9.879597][ T245] vfs_write+0xa87/0x11e0
[ 9.879783][ T245] ? __pfx_vfs_write+0x10/0x10
[ 9.880023][ T245] ? __lock_release+0x103/0x460
[ 9.880253][ T245] ? do_user_addr_fault+0x972/0xe30
[ 9.880493][ T245] ? __pfx___up_read+0x10/0x10
[ 9.880759][ T245] ksys_write+0xf8/0x1d0
[ 9.880944][ T245] ? __pfx_ksys_write+0x10/0x10
[ 9.881190][ T245] ? do_user_addr_fault+0x97c/0xe30
[ 9.881433][ T245] do_syscall_64+0xc1/0x1d0
[ 9.881685][ T245] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.881969][ T245] RIP: 0033:0x7fea5a0ceb77
[ 9.882203][ T245] 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
[ 9.882976][ T245] RSP: 002b:00007ffd3661f618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.883315][ T245] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fea5a0ceb77
[ 9.883665][ T245] RDX: 0000000000000005 RSI: 00005648872012f0 RDI: 0000000000000001
[ 9.883995][ T245] RBP: 00005648872012f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.884330][ T245] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.884701][ T245] R13: 00007fea5a18a760 R14: 0000000000000005 R15: 00007fea5a1859c0
[ 9.885057][ T245]
[ 9.885236][ T245] irq event stamp: 93665
[ 9.885413][ T245] hardirqs last enabled at (93677): [] __up_console_sem+0x6b/0x80
[ 9.885813][ T245] hardirqs last disabled at (93690): [] __up_console_sem+0x50/0x80
[ 9.886201][ T245] softirqs last enabled at (93636): [] handle_softirqs+0x32e/0x5c0
[ 9.886597][ T245] softirqs last disabled at (93613): [] __irq_exit_rcu+0xc4/0x100
[ 9.886978][ T245] ---[ end trace 0000000000000000 ]---