[ 9.697326][ T242] ------------[ cut here ]------------
[ 9.697726][ T242] WARNING: CPU: 2 PID: 242 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.698293][ T242] Modules linked in: netdevsim
[ 9.698530][ T242] CPU: 2 UID: 0 PID: 242 Comm: echo Not tainted 6.14.0-rc5-virtme #1
[ 9.698858][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.699153][ T242] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.699434][ T242] 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
[ 9.700217][ T242] RSP: 0018:ffffc90000b47520 EFLAGS: 00010246
[ 9.700497][ T242] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.700822][ T242] RDX: 0000000000000000 RSI: ffff88800a32ac98 RDI: ffff88800a270b78
[ 9.701163][ T242] RBP: ffff888005448040 R08: 0000000000000000 R09: fffffbfff43bd83c
[ 9.701487][ T242] R10: ffffffffa1dec1e7 R11: ffff88800a270040 R12: 0000000000000000
[ 9.701884][ T242] R13: ffff88800a32a128 R14: ffff88800a32a008 R15: ffff88800a32a000
[ 9.702217][ T242] FS: 00007f83c1c8a740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.702596][ T242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.702876][ T242] CR2: 0000560fa36b62f8 CR3: 000000000b62e002 CR4: 0000000000772ef0
[ 9.703232][ T242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.703559][ T242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.703883][ T242] PKRU: 55555554
[ 9.704073][ T242] Call Trace:
[ 9.704248][ T242]
[ 9.704376][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.704604][ T242] ? __warn+0xd1/0x1c0
[ 9.704777][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.705013][ T242] ? report_bug+0x28c/0x2d0
[ 9.705243][ T242] ? handle_bug+0x54/0xa0
[ 9.705418][ T242] ? exc_invalid_op+0x18/0x50
[ 9.705635][ T242] ? asm_exc_invalid_op+0x1a/0x20
[ 9.705912][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.706149][ T242] ? __pfx___netdev_update_features+0x10/0x10
[ 9.706428][ T242] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.706656][ T242] ? netdev_register_kobject+0x264/0x2f0
[ 9.706885][ T242] register_netdevice+0xd46/0x1360
[ 9.707165][ T242] ? __pfx_register_netdevice+0x10/0x10
[ 9.707397][ T242] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.707632][ T242] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.707924][ T242] ? mark_lock+0x38/0x3e0
[ 9.708098][ T242] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.708383][ T242] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.708659][ T242] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.708949][ T242] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.709182][ T242] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.709458][ T242] ? kernfs_create_link+0x173/0x240
[ 9.709685][ T242] ? kernfs_put+0x1c/0x40
[ 9.709857][ T242] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.710096][ T242] really_probe+0x1df/0x920
[ 9.710327][ T242] __driver_probe_device+0x2e6/0x3e0
[ 9.710548][ T242] driver_probe_device+0x49/0x140
[ 9.710765][ T242] __device_attach_driver+0x192/0x2b0
[ 9.711018][ T242] ? __pfx___device_attach_driver+0x10/0x10
[ 9.711292][ T242] bus_for_each_drv+0x107/0x1a0
[ 9.711512][ T242] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.711728][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.711969][ T242] ? __pfx___lock_release+0x10/0x10
[ 9.712189][ T242] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.712419][ T242] __device_attach+0x1a3/0x3f0
[ 9.712639][ T242] ? __pfx___device_attach+0x10/0x10
[ 9.712858][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.713090][ T242] ? do_raw_spin_unlock+0x58/0x220
[ 9.713324][ T242] bus_probe_device+0x133/0x180
[ 9.713545][ T242] device_add+0x99d/0x1110
[ 9.713771][ T242] ? __pfx_device_add+0x10/0x10
[ 9.713999][ T242] ? __init_waitqueue_head+0xcf/0x150
[ 9.714233][ T242] new_device_store+0x393/0x690 [netdevsim]
[ 9.714512][ T242] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.714795][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.715042][ T242] ? sysfs_file_ops+0x11e/0x170
[ 9.715274][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.715489][ T242] kernfs_fop_write_iter+0x2ba/0x460
[ 9.715715][ T242] vfs_write+0xa87/0x11e0
[ 9.715905][ T242] ? __pfx_vfs_write+0x10/0x10
[ 9.716129][ T242] ? __lock_release+0x103/0x460
[ 9.716345][ T242] ? do_user_addr_fault+0x972/0xe30
[ 9.716577][ T242] ? __pfx___up_read+0x10/0x10
[ 9.716805][ T242] ksys_write+0xf8/0x1d0
[ 9.716994][ T242] ? __pfx_ksys_write+0x10/0x10
[ 9.717213][ T242] ? do_user_addr_fault+0x97c/0xe30
[ 9.717442][ T242] do_syscall_64+0xc1/0x1d0
[ 9.717664][ T242] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.717939][ T242] RIP: 0033:0x7f83c1dcbb77
[ 9.718172][ T242] 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
[ 9.718922][ T242] RSP: 002b:00007ffc40d72ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.719252][ T242] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f83c1dcbb77
[ 9.719581][ T242] RDX: 0000000000000005 RSI: 0000560fa36b52f0 RDI: 0000000000000001
[ 9.719915][ T242] RBP: 0000560fa36b52f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.720236][ T242] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.720555][ T242] R13: 00007f83c1e87760 R14: 0000000000000005 R15: 00007f83c1e829c0
[ 9.720904][ T242]
[ 9.721083][ T242] irq event stamp: 71089
[ 9.721255][ T242] hardirqs last enabled at (71101): [] __up_console_sem+0x6b/0x80
[ 9.721624][ T242] hardirqs last disabled at (71112): [] __up_console_sem+0x50/0x80
[ 9.722026][ T242] softirqs last enabled at (71140): [] handle_softirqs+0x32e/0x5c0
[ 9.722401][ T242] softirqs last disabled at (71121): [] __irq_exit_rcu+0xc4/0x100
[ 9.722773][ T242] ---[ end trace 0000000000000000 ]---
[ 9.742138][ T242] ------------[ cut here ]------------
[ 9.742470][ T242] WARNING: CPU: 2 PID: 242 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.742888][ T242] Modules linked in: netdevsim
[ 9.743132][ T242] CPU: 2 UID: 0 PID: 242 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.743507][ T242] Tainted: [W]=WARN
[ 9.743687][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.743966][ T242] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.744240][ T242] 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
[ 9.744966][ T242] RSP: 0018:ffffc90000b47520 EFLAGS: 00010246
[ 9.745236][ T242] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.745551][ T242] RDX: 0000000000000000 RSI: ffff888008d3ac98 RDI: ffff88800a270b78
[ 9.745862][ T242] RBP: ffff888005448040 R08: 0000000000000000 R09: fffffbfff43bd83c
[ 9.746187][ T242] R10: ffffffffa1dec1e7 R11: ffff88800a270040 R12: 0000000000000000
[ 9.746507][ T242] R13: ffff888008d3a128 R14: ffff888008d3a008 R15: ffff888008d3a000
[ 9.746819][ T242] FS: 00007f83c1c8a740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.747205][ T242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.747473][ T242] CR2: 0000560fa36b62f8 CR3: 000000000b62e002 CR4: 0000000000772ef0
[ 9.747792][ T242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.748121][ T242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.748434][ T242] PKRU: 55555554
[ 9.748603][ T242] Call Trace:
[ 9.748768][ T242]
[ 9.748888][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.749120][ T242] ? __warn+0xd1/0x1c0
[ 9.749296][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.749515][ T242] ? report_bug+0x28c/0x2d0
[ 9.749741][ T242] ? handle_bug+0x54/0xa0
[ 9.749924][ T242] ? exc_invalid_op+0x18/0x50
[ 9.750140][ T242] ? asm_exc_invalid_op+0x1a/0x20
[ 9.750373][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.750598][ T242] ? __pfx___netdev_update_features+0x10/0x10
[ 9.750876][ T242] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.751113][ T242] ? netdev_register_kobject+0x264/0x2f0
[ 9.751338][ T242] register_netdevice+0xd46/0x1360
[ 9.751559][ T242] ? __pfx_register_netdevice+0x10/0x10
[ 9.751788][ T242] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.752046][ T242] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.752321][ T242] ? mark_lock+0x38/0x3e0
[ 9.752496][ T242] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.752774][ T242] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.753061][ T242] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.753337][ T242] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.753568][ T242] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.753838][ T242] ? kernfs_create_link+0x173/0x240
[ 9.754079][ T242] ? kernfs_put+0x1c/0x40
[ 9.754247][ T242] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.754474][ T242] really_probe+0x1df/0x920
[ 9.754697][ T242] __driver_probe_device+0x2e6/0x3e0
[ 9.754932][ T242] driver_probe_device+0x49/0x140
[ 9.755149][ T242] __device_attach_driver+0x192/0x2b0
[ 9.755371][ T242] ? __pfx___device_attach_driver+0x10/0x10
[ 9.755638][ T242] bus_for_each_drv+0x107/0x1a0
[ 9.755857][ T242] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.756085][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.756304][ T242] ? __pfx___lock_release+0x10/0x10
[ 9.756519][ T242] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.756743][ T242] __device_attach+0x1a3/0x3f0
[ 9.756980][ T242] ? __pfx___device_attach+0x10/0x10
[ 9.757205][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.757421][ T242] ? do_raw_spin_unlock+0x58/0x220
[ 9.757646][ T242] bus_probe_device+0x133/0x180
[ 9.757867][ T242] device_add+0x99d/0x1110
[ 9.758104][ T242] ? __pfx_device_add+0x10/0x10
[ 9.758321][ T242] ? __init_waitqueue_head+0xcf/0x150
[ 9.758548][ T242] new_device_store+0x393/0x690 [netdevsim]
[ 9.758832][ T242] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.759126][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.759344][ T242] ? sysfs_file_ops+0x11e/0x170
[ 9.759566][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.759783][ T242] kernfs_fop_write_iter+0x2ba/0x460
[ 9.760018][ T242] vfs_write+0xa87/0x11e0
[ 9.760201][ T242] ? __pfx_vfs_write+0x10/0x10
[ 9.760426][ T242] ? __lock_release+0x103/0x460
[ 9.760642][ T242] ? do_user_addr_fault+0x972/0xe30
[ 9.760867][ T242] ? __pfx___up_read+0x10/0x10
[ 9.761108][ T242] ksys_write+0xf8/0x1d0
[ 9.761279][ T242] ? __pfx_ksys_write+0x10/0x10
[ 9.761494][ T242] ? do_user_addr_fault+0x97c/0xe30
[ 9.761723][ T242] do_syscall_64+0xc1/0x1d0
[ 9.761967][ T242] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.762237][ T242] RIP: 0033:0x7f83c1dcbb77
[ 9.762458][ T242] 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
[ 9.763182][ T242] RSP: 002b:00007ffc40d72ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.763507][ T242] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f83c1dcbb77
[ 9.763818][ T242] RDX: 0000000000000005 RSI: 0000560fa36b52f0 RDI: 0000000000000001
[ 9.764143][ T242] RBP: 0000560fa36b52f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.764457][ T242] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.764777][ T242] R13: 00007f83c1e87760 R14: 0000000000000005 R15: 00007f83c1e829c0
[ 9.765126][ T242]
[ 9.765294][ T242] irq event stamp: 79869
[ 9.765459][ T242] hardirqs last enabled at (79881): [] __up_console_sem+0x6b/0x80
[ 9.765824][ T242] hardirqs last disabled at (79892): [] __up_console_sem+0x50/0x80
[ 9.766199][ T242] softirqs last enabled at (79732): [] handle_softirqs+0x32e/0x5c0
[ 9.766566][ T242] softirqs last disabled at (79715): [] __irq_exit_rcu+0xc4/0x100
[ 9.766945][ T242] ---[ end trace 0000000000000000 ]---
[ 9.778383][ T242] ------------[ cut here ]------------
[ 9.778636][ T242] WARNING: CPU: 3 PID: 242 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.779107][ T242] Modules linked in: netdevsim
[ 9.779336][ T242] CPU: 3 UID: 0 PID: 242 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.779718][ T242] Tainted: [W]=WARN
[ 9.779884][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.780169][ T242] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.780451][ T242] 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
[ 9.781220][ T242] RSP: 0018:ffffc90000b47520 EFLAGS: 00010246
[ 9.781494][ T242] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.781820][ T242] RDX: 0000000000000000 RSI: ffff888009242c98 RDI: ffff88800a270b78
[ 9.782160][ T242] RBP: ffff888005448040 R08: 0000000000000000 R09: fffffbfff43bd83c
[ 9.782483][ T242] R10: ffffffffa1dec1e7 R11: ffff88800a270040 R12: 0000000000000000
[ 9.782810][ T242] R13: ffff888009242128 R14: ffff888009242008 R15: ffff888009242000
[ 9.783161][ T242] FS: 00007f83c1c8a740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 9.783541][ T242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.783813][ T242] CR2: 000055809bd6aa00 CR3: 000000000b62e004 CR4: 0000000000772ef0
[ 9.784151][ T242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.784474][ T242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.784801][ T242] PKRU: 55555554
[ 9.784977][ T242] Call Trace:
[ 9.785143][ T242]
[ 9.785257][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.785475][ T242] ? __warn+0xd1/0x1c0
[ 9.785645][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.785869][ T242] ? report_bug+0x28c/0x2d0
[ 9.786112][ T242] ? handle_bug+0x54/0xa0
[ 9.786293][ T242] ? exc_invalid_op+0x18/0x50
[ 9.786534][ T242] ? asm_exc_invalid_op+0x1a/0x20
[ 9.786773][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.787055][ T242] ? __pfx___netdev_update_features+0x10/0x10
[ 9.787342][ T242] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.787572][ T242] ? netdev_register_kobject+0x264/0x2f0
[ 9.787797][ T242] register_netdevice+0xd46/0x1360
[ 9.788037][ T242] ? __pfx_register_netdevice+0x10/0x10
[ 9.788270][ T242] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.788510][ T242] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.788789][ T242] ? mark_lock+0x38/0x3e0
[ 9.788974][ T242] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.789263][ T242] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.789573][ T242] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.789851][ T242] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.790093][ T242] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.790369][ T242] ? kernfs_create_link+0x173/0x240
[ 9.790595][ T242] ? kernfs_put+0x1c/0x40
[ 9.790762][ T242] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.791003][ T242] really_probe+0x1df/0x920
[ 9.791234][ T242] __driver_probe_device+0x2e6/0x3e0
[ 9.791455][ T242] driver_probe_device+0x49/0x140
[ 9.791675][ T242] __device_attach_driver+0x192/0x2b0
[ 9.791905][ T242] ? __pfx___device_attach_driver+0x10/0x10
[ 9.792175][ T242] bus_for_each_drv+0x107/0x1a0
[ 9.792398][ T242] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.792617][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.792836][ T242] ? __pfx___lock_release+0x10/0x10
[ 9.793064][ T242] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.793291][ T242] __device_attach+0x1a3/0x3f0
[ 9.793508][ T242] ? __pfx___device_attach+0x10/0x10
[ 9.793725][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.793958][ T242] ? do_raw_spin_unlock+0x58/0x220
[ 9.794194][ T242] bus_probe_device+0x133/0x180
[ 9.794417][ T242] device_add+0x99d/0x1110
[ 9.794639][ T242] ? __pfx_device_add+0x10/0x10
[ 9.794856][ T242] ? __init_waitqueue_head+0xcf/0x150
[ 9.795098][ T242] new_device_store+0x393/0x690 [netdevsim]
[ 9.795378][ T242] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.795683][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.795917][ T242] ? sysfs_file_ops+0x11e/0x170
[ 9.796145][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.796365][ T242] kernfs_fop_write_iter+0x2ba/0x460
[ 9.796592][ T242] vfs_write+0xa87/0x11e0
[ 9.796770][ T242] ? __pfx_vfs_write+0x10/0x10
[ 9.797012][ T242] ? __lock_release+0x103/0x460
[ 9.797229][ T242] ? do_user_addr_fault+0x972/0xe30
[ 9.797460][ T242] ? __pfx___up_read+0x10/0x10
[ 9.797694][ T242] ksys_write+0xf8/0x1d0
[ 9.797862][ T242] ? __pfx_ksys_write+0x10/0x10
[ 9.798091][ T242] ? do_user_addr_fault+0x97c/0xe30
[ 9.798319][ T242] do_syscall_64+0xc1/0x1d0
[ 9.798538][ T242] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.798809][ T242] RIP: 0033:0x7f83c1dcbb77
[ 9.799043][ T242] 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
[ 9.799800][ T242] RSP: 002b:00007ffc40d72ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.800145][ T242] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f83c1dcbb77
[ 9.800471][ T242] RDX: 0000000000000005 RSI: 0000560fa36b52f0 RDI: 0000000000000001
[ 9.800798][ T242] RBP: 0000560fa36b52f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.801133][ T242] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.801459][ T242] R13: 00007f83c1e87760 R14: 0000000000000005 R15: 00007f83c1e829c0
[ 9.801801][ T242]
[ 9.801979][ T242] irq event stamp: 84263
[ 9.802151][ T242] hardirqs last enabled at (84273): [] __up_console_sem+0x6b/0x80
[ 9.802527][ T242] hardirqs last disabled at (84282): [] __up_console_sem+0x50/0x80
[ 9.802911][ T242] softirqs last enabled at (83462): [] handle_softirqs+0x32e/0x5c0
[ 9.803287][ T242] softirqs last disabled at (83445): [] __irq_exit_rcu+0xc4/0x100
[ 9.803667][ T242] ---[ end trace 0000000000000000 ]---
[ 9.815157][ T242] ------------[ cut here ]------------
[ 9.815393][ T242] WARNING: CPU: 3 PID: 242 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.815822][ T242] Modules linked in: netdevsim
[ 9.816059][ T242] CPU: 3 UID: 0 PID: 242 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.816442][ T242] Tainted: [W]=WARN
[ 9.816607][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.816876][ T242] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.817292][ T242] 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
[ 9.818055][ T242] RSP: 0018:ffffc90000b47520 EFLAGS: 00010246
[ 9.818326][ T242] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.818645][ T242] RDX: 0000000000000000 RSI: ffff888004c92c98 RDI: ffff88800a270b78
[ 9.818978][ T242] RBP: ffff888005448040 R08: 0000000000000000 R09: fffffbfff43bd83c
[ 9.819300][ T242] R10: ffffffffa1dec1e7 R11: ffff88800a270040 R12: 0000000000000000
[ 9.819621][ T242] R13: ffff888004c92128 R14: ffff888004c92008 R15: ffff888004c92000
[ 9.819952][ T242] FS: 00007f83c1c8a740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 9.820325][ T242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.820603][ T242] CR2: 000055809bd6aa00 CR3: 000000000b62e004 CR4: 0000000000772ef0
[ 9.820935][ T242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.821258][ T242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.821577][ T242] PKRU: 55555554
[ 9.821743][ T242] Call Trace:
[ 9.821919][ T242]
[ 9.822035][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.822254][ T242] ? __warn+0xd1/0x1c0
[ 9.822423][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.822644][ T242] ? report_bug+0x28c/0x2d0
[ 9.822870][ T242] ? handle_bug+0x54/0xa0
[ 9.823059][ T242] ? exc_invalid_op+0x18/0x50
[ 9.823276][ T242] ? asm_exc_invalid_op+0x1a/0x20
[ 9.823506][ T242] ? __netdev_update_features+0x9c1/0xde0
[ 9.823737][ T242] ? __pfx___netdev_update_features+0x10/0x10
[ 9.824021][ T242] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.824244][ T242] ? netdev_register_kobject+0x264/0x2f0
[ 9.824470][ T242] register_netdevice+0xd46/0x1360
[ 9.824693][ T242] ? __pfx_register_netdevice+0x10/0x10
[ 9.824931][ T242] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.825172][ T242] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.825447][ T242] ? mark_lock+0x38/0x3e0
[ 9.825613][ T242] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.825905][ T242] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.826190][ T242] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.826468][ T242] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.826700][ T242] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.827006][ T242] ? kernfs_create_link+0x173/0x240
[ 9.827228][ T242] ? kernfs_put+0x1c/0x40
[ 9.827392][ T242] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.827622][ T242] really_probe+0x1df/0x920
[ 9.827843][ T242] __driver_probe_device+0x2e6/0x3e0
[ 9.828084][ T242] driver_probe_device+0x49/0x140
[ 9.828306][ T242] __device_attach_driver+0x192/0x2b0
[ 9.828525][ T242] ? __pfx___device_attach_driver+0x10/0x10
[ 9.828790][ T242] bus_for_each_drv+0x107/0x1a0
[ 9.829025][ T242] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.829240][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.829457][ T242] ? __pfx___lock_release+0x10/0x10
[ 9.829672][ T242] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.829908][ T242] __device_attach+0x1a3/0x3f0
[ 9.830124][ T242] ? __pfx___device_attach+0x10/0x10
[ 9.830341][ T242] ? bus_to_subsys+0xd5/0x110
[ 9.830558][ T242] ? do_raw_spin_unlock+0x58/0x220
[ 9.830785][ T242] bus_probe_device+0x133/0x180
[ 9.831016][ T242] device_add+0x99d/0x1110
[ 9.831237][ T242] ? __pfx_device_add+0x10/0x10
[ 9.831453][ T242] ? __init_waitqueue_head+0xcf/0x150
[ 9.831686][ T242] new_device_store+0x393/0x690 [netdevsim]
[ 9.831980][ T242] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.832261][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.832477][ T242] ? sysfs_file_ops+0x11e/0x170
[ 9.832699][ T242] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.832923][ T242] kernfs_fop_write_iter+0x2ba/0x460
[ 9.833152][ T242] vfs_write+0xa87/0x11e0
[ 9.833326][ T242] ? __pfx_vfs_write+0x10/0x10
[ 9.833546][ T242] ? __lock_release+0x103/0x460
[ 9.833757][ T242] ? do_user_addr_fault+0x972/0xe30
[ 9.833994][ T242] ? __pfx___up_read+0x10/0x10
[ 9.834220][ T242] ksys_write+0xf8/0x1d0
[ 9.834386][ T242] ? __pfx_ksys_write+0x10/0x10
[ 9.834603][ T242] ? do_user_addr_fault+0x97c/0xe30
[ 9.834839][ T242] do_syscall_64+0xc1/0x1d0
[ 9.835071][ T242] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.835337][ T242] RIP: 0033:0x7f83c1dcbb77
[ 9.835558][ T242] 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
[ 9.836329][ T242] RSP: 002b:00007ffc40d72ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.836654][ T242] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f83c1dcbb77
[ 9.836993][ T242] RDX: 0000000000000005 RSI: 0000560fa36b52f0 RDI: 0000000000000001
[ 9.837315][ T242] RBP: 0000560fa36b52f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.837644][ T242] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.837982][ T242] R13: 00007f83c1e87760 R14: 0000000000000005 R15: 00007f83c1e829c0
[ 9.838320][ T242]
[ 9.838483][ T242] irq event stamp: 88705
[ 9.838646][ T242] hardirqs last enabled at (88715): [] __up_console_sem+0x6b/0x80
[ 9.839039][ T242] hardirqs last disabled at (88732): [] __up_console_sem+0x50/0x80
[ 9.839411][ T242] softirqs last enabled at (88728): [] handle_softirqs+0x32e/0x5c0
[ 9.839781][ T242] softirqs last disabled at (88723): [] __irq_exit_rcu+0xc4/0x100
[ 9.840167][ T242] ---[ end trace 0000000000000000 ]---