[ 9.993191][ T243] ------------[ cut here ]------------
[ 9.993599][ T243] WARNING: CPU: 3 PID: 243 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.994086][ T243] Modules linked in: netdevsim
[ 9.994390][ T243] CPU: 3 UID: 0 PID: 243 Comm: echo Not tainted 6.14.0-rc5-virtme #1
[ 9.994708][ T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.994980][ T243] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.995264][ T243] 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
[ 9.995996][ T243] RSP: 0018:ffffc90000b57520 EFLAGS: 00010246
[ 9.996275][ T243] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.996583][ T243] RDX: 0000000000000000 RSI: ffff8880090c2c98 RDI: ffff888005ac0b78
[ 9.996896][ T243] RBP: ffff88800a1b8040 R08: 0000000000000000 R09: fffffbfff3c7d83c
[ 9.997214][ T243] R10: ffffffff9e3ec1e7 R11: ffff888005ac0040 R12: 0000000000000000
[ 9.997526][ T243] R13: ffff8880090c2128 R14: ffff8880090c2008 R15: ffff8880090c2000
[ 9.997831][ T243] FS: 00007fb9eec31740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 9.998195][ T243] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.998457][ T243] CR2: 00005582d073b2f8 CR3: 0000000004d6e005 CR4: 0000000000772ef0
[ 9.998763][ T243] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.999071][ T243] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.999390][ T243] PKRU: 55555554
[ 9.999548][ T243] Call Trace:
[ 9.999710][ T243]
[ 9.999819][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.000030][ T243] ? __warn+0xd1/0x1c0
[ 10.000201][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.000409][ T243] ? report_bug+0x28c/0x2d0
[ 10.000620][ T243] ? handle_bug+0x54/0xa0
[ 10.000779][ T243] ? exc_invalid_op+0x18/0x50
[ 10.000982][ T243] ? asm_exc_invalid_op+0x1a/0x20
[ 10.001214][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.001430][ T243] ? __pfx___netdev_update_features+0x10/0x10
[ 10.001690][ T243] ? _raw_spin_unlock_irq+0x28/0x50
[ 10.001902][ T243] ? netdev_register_kobject+0x264/0x2f0
[ 10.002121][ T243] register_netdevice+0xd46/0x1360
[ 10.002338][ T243] ? __pfx_register_netdevice+0x10/0x10
[ 10.002553][ T243] nsim_create+0x5f4/0x790 [netdevsim]
[ 10.002775][ T243] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 10.003039][ T243] ? mark_lock+0x38/0x3e0
[ 10.003206][ T243] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 10.003473][ T243] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 10.003734][ T243] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 10.003997][ T243] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 10.004223][ T243] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 10.004482][ T243] ? kernfs_create_link+0x173/0x240
[ 10.004692][ T243] ? kernfs_put+0x1c/0x40
[ 10.004847][ T243] ? sysfs_do_create_link_sd+0x8c/0x100
[ 10.005057][ T243] really_probe+0x1df/0x920
[ 10.005281][ T243] __driver_probe_device+0x2e6/0x3e0
[ 10.005490][ T243] driver_probe_device+0x49/0x140
[ 10.005704][ T243] __device_attach_driver+0x192/0x2b0
[ 10.005919][ T243] ? __pfx___device_attach_driver+0x10/0x10
[ 10.006177][ T243] bus_for_each_drv+0x107/0x1a0
[ 10.006381][ T243] ? __pfx_bus_for_each_drv+0x10/0x10
[ 10.006583][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.006790][ T243] ? __pfx___lock_release+0x10/0x10
[ 10.006994][ T243] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 10.007217][ T243] __device_attach+0x1a3/0x3f0
[ 10.007423][ T243] ? __pfx___device_attach+0x10/0x10
[ 10.007625][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.007831][ T243] ? do_raw_spin_unlock+0x58/0x220
[ 10.008046][ T243] bus_probe_device+0x133/0x180
[ 10.008279][ T243] device_add+0x99d/0x1110
[ 10.008489][ T243] ? __pfx_device_add+0x10/0x10
[ 10.008693][ T243] ? __init_waitqueue_head+0xcf/0x150
[ 10.008914][ T243] new_device_store+0x393/0x690 [netdevsim]
[ 10.009188][ T243] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 10.009455][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.009659][ T243] ? sysfs_file_ops+0x11e/0x170
[ 10.009870][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.010070][ T243] kernfs_fop_write_iter+0x2ba/0x460
[ 10.010295][ T243] vfs_write+0xa87/0x11e0
[ 10.010462][ T243] ? __pfx_vfs_write+0x10/0x10
[ 10.010669][ T243] ? __lock_release+0x103/0x460
[ 10.010871][ T243] ? do_user_addr_fault+0x972/0xe30
[ 10.011082][ T243] ? __pfx___up_read+0x10/0x10
[ 10.011304][ T243] ksys_write+0xf8/0x1d0
[ 10.011460][ T243] ? __pfx_ksys_write+0x10/0x10
[ 10.011662][ T243] ? do_user_addr_fault+0x97c/0xe30
[ 10.011880][ T243] do_syscall_64+0xc1/0x1d0
[ 10.012086][ T243] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 10.012344][ T243] RIP: 0033:0x7fb9eed72b77
[ 10.012555][ T243] 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
[ 10.013276][ T243] RSP: 002b:00007ffeaa742248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 10.013588][ T243] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb9eed72b77
[ 10.013892][ T243] RDX: 0000000000000005 RSI: 00005582d073a2f0 RDI: 0000000000000001
[ 10.014206][ T243] RBP: 00005582d073a2f0 R08: 0000000000000004 R09: 0000000000000077
[ 10.014514][ T243] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 10.014816][ T243] R13: 00007fb9eee2e760 R14: 0000000000000005 R15: 00007fb9eee299c0
[ 10.015147][ T243]
[ 10.015304][ T243] irq event stamp: 76149
[ 10.015463][ T243] hardirqs last enabled at (76159): [] __up_console_sem+0x6b/0x80
[ 10.015823][ T243] hardirqs last disabled at (76168): [] __up_console_sem+0x50/0x80
[ 10.016191][ T243] softirqs last enabled at (75240): [] handle_softirqs+0x32e/0x5c0
[ 10.016541][ T243] softirqs last disabled at (75167): [] __irq_exit_rcu+0xc4/0x100
[ 10.016890][ T243] ---[ end trace 0000000000000000 ]---
[ 10.029049][ T243] ------------[ cut here ]------------
[ 10.029292][ T243] WARNING: CPU: 3 PID: 243 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 10.029688][ T243] Modules linked in: netdevsim
[ 10.029900][ T243] CPU: 3 UID: 0 PID: 243 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 10.030260][ T243] Tainted: [W]=WARN
[ 10.030420][ T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.030675][ T243] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 10.030930][ T243] 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
[ 10.031675][ T243] RSP: 0018:ffffc90000b57520 EFLAGS: 00010246
[ 10.031935][ T243] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 10.032251][ T243] RDX: 0000000000000000 RSI: ffff88800a212c98 RDI: ffff888005ac0b78
[ 10.032550][ T243] RBP: ffff88800a1b8040 R08: 0000000000000000 R09: fffffbfff3c7d83c
[ 10.032851][ T243] R10: ffffffff9e3ec1e7 R11: ffff888005ac0040 R12: 0000000000000000
[ 10.033159][ T243] R13: ffff88800a212128 R14: ffff88800a212008 R15: ffff88800a212000
[ 10.033464][ T243] FS: 00007fb9eec31740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 10.033809][ T243] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.034060][ T243] CR2: 00005582d073b2f8 CR3: 0000000004d6e005 CR4: 0000000000772ef0
[ 10.034386][ T243] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 10.034691][ T243] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 10.034987][ T243] PKRU: 55555554
[ 10.035150][ T243] Call Trace:
[ 10.035303][ T243]
[ 10.035407][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.035609][ T243] ? __warn+0xd1/0x1c0
[ 10.035771][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.035982][ T243] ? report_bug+0x28c/0x2d0
[ 10.036201][ T243] ? handle_bug+0x54/0xa0
[ 10.036358][ T243] ? exc_invalid_op+0x18/0x50
[ 10.036561][ T243] ? asm_exc_invalid_op+0x1a/0x20
[ 10.036778][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.036989][ T243] ? __pfx___netdev_update_features+0x10/0x10
[ 10.037266][ T243] ? _raw_spin_unlock_irq+0x28/0x50
[ 10.037478][ T243] ? netdev_register_kobject+0x264/0x2f0
[ 10.037686][ T243] register_netdevice+0xd46/0x1360
[ 10.037895][ T243] ? __pfx_register_netdevice+0x10/0x10
[ 10.038140][ T243] nsim_create+0x5f4/0x790 [netdevsim]
[ 10.038369][ T243] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 10.038627][ T243] ? mark_lock+0x38/0x3e0
[ 10.038786][ T243] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 10.039053][ T243] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 10.039323][ T243] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 10.039584][ T243] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 10.039799][ T243] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 10.040053][ T243] ? kernfs_create_link+0x173/0x240
[ 10.040270][ T243] ? kernfs_put+0x1c/0x40
[ 10.040429][ T243] ? sysfs_do_create_link_sd+0x8c/0x100
[ 10.040638][ T243] really_probe+0x1df/0x920
[ 10.040845][ T243] __driver_probe_device+0x2e6/0x3e0
[ 10.041051][ T243] driver_probe_device+0x49/0x140
[ 10.041265][ T243] __device_attach_driver+0x192/0x2b0
[ 10.041470][ T243] ? __pfx___device_attach_driver+0x10/0x10
[ 10.041716][ T243] bus_for_each_drv+0x107/0x1a0
[ 10.041922][ T243] ? __pfx_bus_for_each_drv+0x10/0x10
[ 10.042144][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.042350][ T243] ? __pfx___lock_release+0x10/0x10
[ 10.042550][ T243] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 10.042758][ T243] __device_attach+0x1a3/0x3f0
[ 10.042960][ T243] ? __pfx___device_attach+0x10/0x10
[ 10.043172][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.043615][ T243] ? do_raw_spin_unlock+0x58/0x220
[ 10.043826][ T243] bus_probe_device+0x133/0x180
[ 10.044030][ T243] device_add+0x99d/0x1110
[ 10.044300][ T243] ? __pfx_device_add+0x10/0x10
[ 10.044505][ T243] ? __init_waitqueue_head+0xcf/0x150
[ 10.044721][ T243] new_device_store+0x393/0x690 [netdevsim]
[ 10.044984][ T243] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 10.045264][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.045467][ T243] ? sysfs_file_ops+0x11e/0x170
[ 10.045674][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.045884][ T243] kernfs_fop_write_iter+0x2ba/0x460
[ 10.046093][ T243] vfs_write+0xa87/0x11e0
[ 10.046286][ T243] ? __pfx_vfs_write+0x10/0x10
[ 10.046496][ T243] ? __lock_release+0x103/0x460
[ 10.046703][ T243] ? do_user_addr_fault+0x972/0xe30
[ 10.046914][ T243] ? __pfx___up_read+0x10/0x10
[ 10.047136][ T243] ksys_write+0xf8/0x1d0
[ 10.047295][ T243] ? __pfx_ksys_write+0x10/0x10
[ 10.047494][ T243] ? do_user_addr_fault+0x97c/0xe30
[ 10.047707][ T243] do_syscall_64+0xc1/0x1d0
[ 10.047912][ T243] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 10.048171][ T243] RIP: 0033:0x7fb9eed72b77
[ 10.048384][ T243] 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
[ 10.049078][ T243] RSP: 002b:00007ffeaa742248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 10.049392][ T243] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb9eed72b77
[ 10.049700][ T243] RDX: 0000000000000005 RSI: 00005582d073a2f0 RDI: 0000000000000001
[ 10.049998][ T243] RBP: 00005582d073a2f0 R08: 0000000000000004 R09: 0000000000000077
[ 10.050322][ T243] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 10.050624][ T243] R13: 00007fb9eee2e760 R14: 0000000000000005 R15: 00007fb9eee299c0
[ 10.050945][ T243]
[ 10.051111][ T243] irq event stamp: 82197
[ 10.051263][ T243] hardirqs last enabled at (82207): [] __up_console_sem+0x6b/0x80
[ 10.051611][ T243] hardirqs last disabled at (82216): [] __up_console_sem+0x50/0x80
[ 10.051954][ T243] softirqs last enabled at (82160): [] handle_softirqs+0x32e/0x5c0
[ 10.052315][ T243] softirqs last disabled at (82139): [] __irq_exit_rcu+0xc4/0x100
[ 10.052678][ T243] ---[ end trace 0000000000000000 ]---
[ 10.071609][ T243] ------------[ cut here ]------------
[ 10.071907][ T243] WARNING: CPU: 3 PID: 243 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 10.072324][ T243] Modules linked in: netdevsim
[ 10.072537][ T243] CPU: 3 UID: 0 PID: 243 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 10.072891][ T243] Tainted: [W]=WARN
[ 10.073046][ T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.073312][ T243] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 10.073570][ T243] 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
[ 10.074286][ T243] RSP: 0018:ffffc90000b57520 EFLAGS: 00010246
[ 10.074541][ T243] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 10.074842][ T243] RDX: 0000000000000000 RSI: ffff88800b9bac98 RDI: ffff888005ac0b78
[ 10.075168][ T243] RBP: ffff88800a1b8040 R08: 0000000000000000 R09: fffffbfff3c7d83c
[ 10.075465][ T243] R10: ffffffff9e3ec1e7 R11: ffff888005ac0040 R12: 0000000000000000
[ 10.075771][ T243] R13: ffff88800b9ba128 R14: ffff88800b9ba008 R15: ffff88800b9ba000
[ 10.076068][ T243] FS: 00007fb9eec31740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 10.076443][ T243] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.076697][ T243] CR2: 00005582d073b2f8 CR3: 0000000004d6e005 CR4: 0000000000772ef0
[ 10.076997][ T243] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 10.077303][ T243] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 10.077598][ T243] PKRU: 55555554
[ 10.077758][ T243] Call Trace:
[ 10.077908][ T243]
[ 10.078012][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.078220][ T243] ? __warn+0xd1/0x1c0
[ 10.078377][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.078580][ T243] ? report_bug+0x28c/0x2d0
[ 10.078787][ T243] ? handle_bug+0x54/0xa0
[ 10.078942][ T243] ? exc_invalid_op+0x18/0x50
[ 10.079156][ T243] ? asm_exc_invalid_op+0x1a/0x20
[ 10.079371][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.079582][ T243] ? __pfx___netdev_update_features+0x10/0x10
[ 10.079843][ T243] ? _raw_spin_unlock_irq+0x28/0x50
[ 10.080053][ T243] ? netdev_register_kobject+0x264/0x2f0
[ 10.080286][ T243] register_netdevice+0xd46/0x1360
[ 10.080495][ T243] ? __pfx_register_netdevice+0x10/0x10
[ 10.080714][ T243] nsim_create+0x5f4/0x790 [netdevsim]
[ 10.080932][ T243] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 10.081200][ T243] ? mark_lock+0x38/0x3e0
[ 10.081356][ T243] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 10.081621][ T243] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 10.081882][ T243] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 10.082156][ T243] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 10.082371][ T243] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 10.082624][ T243] ? kernfs_create_link+0x173/0x240
[ 10.082829][ T243] ? kernfs_put+0x1c/0x40
[ 10.082983][ T243] ? sysfs_do_create_link_sd+0x8c/0x100
[ 10.083400][ T243] really_probe+0x1df/0x920
[ 10.083618][ T243] __driver_probe_device+0x2e6/0x3e0
[ 10.083833][ T243] driver_probe_device+0x49/0x140
[ 10.084037][ T243] __device_attach_driver+0x192/0x2b0
[ 10.084269][ T243] ? __pfx___device_attach_driver+0x10/0x10
[ 10.084523][ T243] bus_for_each_drv+0x107/0x1a0
[ 10.084735][ T243] ? __pfx_bus_for_each_drv+0x10/0x10
[ 10.084936][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.085151][ T243] ? __pfx___lock_release+0x10/0x10
[ 10.085359][ T243] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 10.085568][ T243] __device_attach+0x1a3/0x3f0
[ 10.085784][ T243] ? __pfx___device_attach+0x10/0x10
[ 10.085984][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.086364][ T243] ? do_raw_spin_unlock+0x58/0x220
[ 10.086579][ T243] bus_probe_device+0x133/0x180
[ 10.086785][ T243] device_add+0x99d/0x1110
[ 10.086996][ T243] ? __pfx_device_add+0x10/0x10
[ 10.087213][ T243] ? __init_waitqueue_head+0xcf/0x150
[ 10.087431][ T243] new_device_store+0x393/0x690 [netdevsim]
[ 10.087694][ T243] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 10.087958][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.088174][ T243] ? sysfs_file_ops+0x11e/0x170
[ 10.088384][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.088592][ T243] kernfs_fop_write_iter+0x2ba/0x460
[ 10.088801][ T243] vfs_write+0xa87/0x11e0
[ 10.088962][ T243] ? __pfx_vfs_write+0x10/0x10
[ 10.089207][ T243] ? __lock_release+0x103/0x460
[ 10.089410][ T243] ? do_user_addr_fault+0x972/0xe30
[ 10.089620][ T243] ? __pfx___up_read+0x10/0x10
[ 10.089828][ T243] ksys_write+0xf8/0x1d0
[ 10.089989][ T243] ? __pfx_ksys_write+0x10/0x10
[ 10.090200][ T243] ? do_user_addr_fault+0x97c/0xe30
[ 10.090415][ T243] do_syscall_64+0xc1/0x1d0
[ 10.090619][ T243] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 10.090869][ T243] RIP: 0033:0x7fb9eed72b77
[ 10.091077][ T243] 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
[ 10.091946][ T243] RSP: 002b:00007ffeaa742248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 10.092279][ T243] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb9eed72b77
[ 10.092585][ T243] RDX: 0000000000000005 RSI: 00005582d073a2f0 RDI: 0000000000000001
[ 10.092884][ T243] RBP: 00005582d073a2f0 R08: 0000000000000004 R09: 0000000000000077
[ 10.093202][ T243] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 10.093502][ T243] R13: 00007fb9eee2e760 R14: 0000000000000005 R15: 00007fb9eee299c0
[ 10.093822][ T243]
[ 10.093977][ T243] irq event stamp: 90177
[ 10.094166][ T243] hardirqs last enabled at (90207): [] __up_console_sem+0x6b/0x80
[ 10.094517][ T243] hardirqs last disabled at (90216): [] __up_console_sem+0x50/0x80
[ 10.094862][ T243] softirqs last enabled at (90202): [] handle_softirqs+0x32e/0x5c0
[ 10.095220][ T243] softirqs last disabled at (90185): [] __irq_exit_rcu+0xc4/0x100
[ 10.095571][ T243] ---[ end trace 0000000000000000 ]---
[ 10.107188][ T243] ------------[ cut here ]------------
[ 10.107405][ T243] WARNING: CPU: 3 PID: 243 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 10.107802][ T243] Modules linked in: netdevsim
[ 10.108008][ T243] CPU: 3 UID: 0 PID: 243 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 10.108393][ T243] Tainted: [W]=WARN
[ 10.108551][ T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.108800][ T243] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 10.109054][ T243] 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
[ 10.109779][ T243] RSP: 0018:ffffc90000b57520 EFLAGS: 00010246
[ 10.110038][ T243] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 10.110407][ T243] RDX: 0000000000000000 RSI: ffff888005022c98 RDI: ffff888005ac0b78
[ 10.110709][ T243] RBP: ffff88800a1b8040 R08: 0000000000000000 R09: fffffbfff3c7d83c
[ 10.111006][ T243] R10: ffffffff9e3ec1e7 R11: ffff888005ac0040 R12: 0000000000000000
[ 10.111346][ T243] R13: ffff888005022128 R14: ffff888005022008 R15: ffff888005022000
[ 10.111647][ T243] FS: 00007fb9eec31740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 10.111991][ T243] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.112254][ T243] CR2: 00005582d073b2f8 CR3: 0000000004d6e005 CR4: 0000000000772ef0
[ 10.112559][ T243] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 10.112856][ T243] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 10.113167][ T243] PKRU: 55555554
[ 10.113322][ T243] Call Trace:
[ 10.113474][ T243]
[ 10.113579][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.113778][ T243] ? __warn+0xd1/0x1c0
[ 10.113938][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.114177][ T243] ? report_bug+0x28c/0x2d0
[ 10.114387][ T243] ? handle_bug+0x54/0xa0
[ 10.114541][ T243] ? exc_invalid_op+0x18/0x50
[ 10.114744][ T243] ? asm_exc_invalid_op+0x1a/0x20
[ 10.114958][ T243] ? __netdev_update_features+0x9c1/0xde0
[ 10.115179][ T243] ? __pfx___netdev_update_features+0x10/0x10
[ 10.115439][ T243] ? _raw_spin_unlock_irq+0x28/0x50
[ 10.115647][ T243] ? netdev_register_kobject+0x264/0x2f0
[ 10.115860][ T243] register_netdevice+0xd46/0x1360
[ 10.116068][ T243] ? __pfx_register_netdevice+0x10/0x10
[ 10.116289][ T243] nsim_create+0x5f4/0x790 [netdevsim]
[ 10.116507][ T243] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 10.116769][ T243] ? mark_lock+0x38/0x3e0
[ 10.116923][ T243] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 10.117212][ T243] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 10.117476][ T243] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 10.117737][ T243] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 10.117951][ T243] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 10.118219][ T243] ? kernfs_create_link+0x173/0x240
[ 10.118427][ T243] ? kernfs_put+0x1c/0x40
[ 10.118582][ T243] ? sysfs_do_create_link_sd+0x8c/0x100
[ 10.118797][ T243] really_probe+0x1df/0x920
[ 10.119005][ T243] __driver_probe_device+0x2e6/0x3e0
[ 10.119243][ T243] driver_probe_device+0x49/0x140
[ 10.119447][ T243] __device_attach_driver+0x192/0x2b0
[ 10.119654][ T243] ? __pfx___device_attach_driver+0x10/0x10
[ 10.119905][ T243] bus_for_each_drv+0x107/0x1a0
[ 10.120123][ T243] ? __pfx_bus_for_each_drv+0x10/0x10
[ 10.120328][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.120532][ T243] ? __pfx___lock_release+0x10/0x10
[ 10.120733][ T243] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 10.120941][ T243] __device_attach+0x1a3/0x3f0
[ 10.121159][ T243] ? __pfx___device_attach+0x10/0x10
[ 10.121363][ T243] ? bus_to_subsys+0xd5/0x110
[ 10.121567][ T243] ? do_raw_spin_unlock+0x58/0x220
[ 10.121778][ T243] bus_probe_device+0x133/0x180
[ 10.121983][ T243] device_add+0x99d/0x1110
[ 10.122222][ T243] ? __pfx_device_add+0x10/0x10
[ 10.122424][ T243] ? __init_waitqueue_head+0xcf/0x150
[ 10.122639][ T243] new_device_store+0x393/0x690 [netdevsim]
[ 10.122903][ T243] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 10.123175][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.123378][ T243] ? sysfs_file_ops+0x11e/0x170
[ 10.123588][ T243] ? __pfx_sysfs_kf_write+0x10/0x10
[ 10.123789][ T243] kernfs_fop_write_iter+0x2ba/0x460
[ 10.123998][ T243] vfs_write+0xa87/0x11e0
[ 10.124171][ T243] ? __pfx_vfs_write+0x10/0x10
[ 10.124384][ T243] ? __lock_release+0x103/0x460
[ 10.124585][ T243] ? do_user_addr_fault+0x972/0xe30
[ 10.124797][ T243] ? __pfx___up_read+0x10/0x10
[ 10.125009][ T243] ksys_write+0xf8/0x1d0
[ 10.125189][ T243] ? __pfx_ksys_write+0x10/0x10
[ 10.125393][ T243] ? do_user_addr_fault+0x97c/0xe30
[ 10.125607][ T243] do_syscall_64+0xc1/0x1d0
[ 10.125820][ T243] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 10.126066][ T243] RIP: 0033:0x7fb9eed72b77
[ 10.126283][ T243] 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
[ 10.126977][ T243] RSP: 002b:00007ffeaa742248 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 10.127319][ T243] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fb9eed72b77
[ 10.127620][ T243] RDX: 0000000000000005 RSI: 00005582d073a2f0 RDI: 0000000000000001
[ 10.127921][ T243] RBP: 00005582d073a2f0 R08: 0000000000000004 R09: 0000000000000077
[ 10.128228][ T243] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 10.128534][ T243] R13: 00007fb9eee2e760 R14: 0000000000000005 R15: 00007fb9eee299c0
[ 10.128850][ T243]
[ 10.129002][ T243] irq event stamp: 95037
[ 10.129169][ T243] hardirqs last enabled at (95059): [] __up_console_sem+0x6b/0x80
[ 10.129515][ T243] hardirqs last disabled at (95068): [] __up_console_sem+0x50/0x80
[ 10.129863][ T243] softirqs last enabled at (95054): [] handle_softirqs+0x32e/0x5c0
[ 10.130244][ T243] softirqs last disabled at (95087): [] __irq_exit_rcu+0xc4/0x100
[ 10.130589][ T243] ---[ end trace 0000000000000000 ]---