[ 9.404811][ T244] ------------[ cut here ]------------
[ 9.405310][ T244] WARNING: CPU: 2 PID: 244 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.405735][ T244] Modules linked in: netdevsim
[ 9.406030][ T244] CPU: 2 UID: 0 PID: 244 Comm: echo Not tainted 6.14.0-rc5-virtme #1
[ 9.406373][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.406642][ T244] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.406919][ T244] 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
[ 9.408013][ T244] RSP: 0018:ffffc90000ae7520 EFLAGS: 00010246
[ 9.408310][ T244] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.408631][ T244] RDX: 0000000000000000 RSI: ffff888004f92c98 RDI: ffff88800504ae38
[ 9.408948][ T244] RBP: ffff88800baf0040 R08: 0000000000000000 R09: fffffbfff6cbd83c
[ 9.409276][ T244] R10: ffffffffb65ec1e7 R11: ffff88800504a300 R12: 0000000000000000
[ 9.409594][ T244] R13: ffff888004f92128 R14: ffff888004f92008 R15: ffff888004f92000
[ 9.409908][ T244] FS: 00007f3763cb4740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.410299][ T244] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.410571][ T244] CR2: 0000561fc50162f8 CR3: 000000000abe8004 CR4: 0000000000772ef0
[ 9.410888][ T244] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.411218][ T244] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.411538][ T244] PKRU: 55555554
[ 9.411708][ T244] Call Trace:
[ 9.411879][ T244]
[ 9.412003][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.412233][ T244] ? __warn+0xd1/0x1c0
[ 9.412406][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.412625][ T244] ? report_bug+0x28c/0x2d0
[ 9.412848][ T244] ? handle_bug+0x54/0xa0
[ 9.413019][ T244] ? exc_invalid_op+0x18/0x50
[ 9.413245][ T244] ? asm_exc_invalid_op+0x1a/0x20
[ 9.413479][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.413706][ T244] ? __pfx___netdev_update_features+0x10/0x10
[ 9.413978][ T244] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.414210][ T244] ? netdev_register_kobject+0x264/0x2f0
[ 9.414432][ T244] register_netdevice+0xd46/0x1360
[ 9.414658][ T244] ? __pfx_register_netdevice+0x10/0x10
[ 9.414889][ T244] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.415133][ T244] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.415410][ T244] ? mark_lock+0x38/0x3e0
[ 9.415580][ T244] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.415860][ T244] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.416142][ T244] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.416421][ T244] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.416647][ T244] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.416918][ T244] ? kernfs_create_link+0x173/0x240
[ 9.417151][ T244] ? kernfs_put+0x1c/0x40
[ 9.417322][ T244] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.417546][ T244] really_probe+0x1df/0x920
[ 9.417829][ T244] __driver_probe_device+0x2e6/0x3e0
[ 9.418063][ T244] driver_probe_device+0x49/0x140
[ 9.418291][ T244] __device_attach_driver+0x192/0x2b0
[ 9.418528][ T244] ? __pfx___device_attach_driver+0x10/0x10
[ 9.418798][ T244] bus_for_each_drv+0x107/0x1a0
[ 9.419034][ T244] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.419258][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.419490][ T244] ? __pfx___lock_release+0x10/0x10
[ 9.419703][ T244] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.419930][ T244] __device_attach+0x1a3/0x3f0
[ 9.420153][ T244] ? __pfx___device_attach+0x10/0x10
[ 9.420395][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.420611][ T244] ? do_raw_spin_unlock+0x58/0x220
[ 9.420837][ T244] bus_probe_device+0x133/0x180
[ 9.421075][ T244] device_add+0x99d/0x1110
[ 9.421297][ T244] ? __pfx_device_add+0x10/0x10
[ 9.421514][ T244] ? __init_waitqueue_head+0xcf/0x150
[ 9.421747][ T244] new_device_store+0x393/0x690 [netdevsim]
[ 9.422036][ T244] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.422340][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.422555][ T244] ? sysfs_file_ops+0x11e/0x170
[ 9.422789][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.423013][ T244] kernfs_fop_write_iter+0x2ba/0x460
[ 9.423251][ T244] vfs_write+0xa87/0x11e0
[ 9.423441][ T244] ? __pfx_vfs_write+0x10/0x10
[ 9.423673][ T244] ? __lock_release+0x103/0x460
[ 9.423887][ T244] ? do_user_addr_fault+0x972/0xe30
[ 9.424121][ T244] ? __pfx___up_read+0x10/0x10
[ 9.424357][ T244] ksys_write+0xf8/0x1d0
[ 9.424525][ T244] ? __pfx_ksys_write+0x10/0x10
[ 9.424737][ T244] ? do_user_addr_fault+0x97c/0xe30
[ 9.424963][ T244] do_syscall_64+0xc1/0x1d0
[ 9.425207][ T244] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.425476][ T244] RIP: 0033:0x7f3763df5b77
[ 9.425707][ T244] 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
[ 9.426455][ T244] RSP: 002b:00007fffdd231e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.426799][ T244] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f3763df5b77
[ 9.427125][ T244] RDX: 0000000000000005 RSI: 0000561fc50152f0 RDI: 0000000000000001
[ 9.427449][ T244] RBP: 0000561fc50152f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.427764][ T244] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.428094][ T244] R13: 00007f3763eb1760 R14: 0000000000000005 R15: 00007f3763eac9c0
[ 9.428440][ T244]
[ 9.428613][ T244] irq event stamp: 69397
[ 9.428783][ T244] hardirqs last enabled at (69409): [] __up_console_sem+0x6b/0x80
[ 9.429155][ T244] hardirqs last disabled at (69422): [] __up_console_sem+0x50/0x80
[ 9.429523][ T244] softirqs last enabled at (68366): [] handle_softirqs+0x32e/0x5c0
[ 9.429887][ T244] softirqs last disabled at (67963): [] __irq_exit_rcu+0xc4/0x100
[ 9.430267][ T244] ---[ end trace 0000000000000000 ]---
[ 9.439655][ T244] ------------[ cut here ]------------
[ 9.439914][ T244] WARNING: CPU: 2 PID: 244 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.440377][ T244] Modules linked in: netdevsim
[ 9.440603][ T244] CPU: 2 UID: 0 PID: 244 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.440966][ T244] Tainted: [W]=WARN
[ 9.441159][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.441428][ T244] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.441715][ T244] 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
[ 9.443298][ T244] RSP: 0018:ffffc90000ae7520 EFLAGS: 00010246
[ 9.443662][ T244] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.444086][ T244] RDX: 0000000000000000 RSI: ffff88800253ac98 RDI: ffff88800504ae38
[ 9.444499][ T244] RBP: ffff88800baf0040 R08: 0000000000000000 R09: fffffbfff6cbd83c
[ 9.444897][ T244] R10: ffffffffb65ec1e7 R11: ffff88800504a300 R12: 0000000000000000
[ 9.445313][ T244] R13: ffff88800253a128 R14: ffff88800253a008 R15: ffff88800253a000
[ 9.445730][ T244] FS: 00007f3763cb4740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 9.446194][ T244] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.446556][ T244] CR2: 0000561fc50162f8 CR3: 000000000abe8004 CR4: 0000000000772ef0
[ 9.446965][ T244] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.447375][ T244] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.447789][ T244] PKRU: 55555554
[ 9.448038][ T244] Call Trace:
[ 9.448300][ T244]
[ 9.448505][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.448809][ T244] ? __warn+0xd1/0x1c0
[ 9.449074][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.449378][ T244] ? report_bug+0x28c/0x2d0
[ 9.449694][ T244] ? handle_bug+0x54/0xa0
[ 9.449950][ T244] ? exc_invalid_op+0x18/0x50
[ 9.450268][ T244] ? asm_exc_invalid_op+0x1a/0x20
[ 9.450597][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.450907][ T244] ? __pfx___netdev_update_features+0x10/0x10
[ 9.451271][ T244] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.451577][ T244] ? netdev_register_kobject+0x264/0x2f0
[ 9.451879][ T244] register_netdevice+0xd46/0x1360
[ 9.452201][ T244] ? __pfx_register_netdevice+0x10/0x10
[ 9.452516][ T244] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.452837][ T244] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.453215][ T244] ? mark_lock+0x38/0x3e0
[ 9.453482][ T244] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.453867][ T244] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.454263][ T244] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.454646][ T244] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.454976][ T244] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.455345][ T244] ? kernfs_create_link+0x173/0x240
[ 9.455652][ T244] ? kernfs_put+0x1c/0x40
[ 9.455903][ T244] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.456184][ T244] really_probe+0x1df/0x920
[ 9.456428][ T244] __driver_probe_device+0x2e6/0x3e0
[ 9.456646][ T244] driver_probe_device+0x49/0x140
[ 9.456862][ T244] __device_attach_driver+0x192/0x2b0
[ 9.457092][ T244] ? __pfx___device_attach_driver+0x10/0x10
[ 9.457361][ T244] bus_for_each_drv+0x107/0x1a0
[ 9.457579][ T244] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.457796][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.458022][ T244] ? __pfx___lock_release+0x10/0x10
[ 9.458254][ T244] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.458487][ T244] __device_attach+0x1a3/0x3f0
[ 9.458703][ T244] ? __pfx___device_attach+0x10/0x10
[ 9.458919][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.459147][ T244] ? do_raw_spin_unlock+0x58/0x220
[ 9.459381][ T244] bus_probe_device+0x133/0x180
[ 9.459610][ T244] device_add+0x99d/0x1110
[ 9.459833][ T244] ? __pfx_device_add+0x10/0x10
[ 9.460059][ T244] ? __init_waitqueue_head+0xcf/0x150
[ 9.460310][ T244] new_device_store+0x393/0x690 [netdevsim]
[ 9.460586][ T244] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.460867][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.461094][ T244] ? sysfs_file_ops+0x11e/0x170
[ 9.461322][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.461547][ T244] kernfs_fop_write_iter+0x2ba/0x460
[ 9.461783][ T244] vfs_write+0xa87/0x11e0
[ 9.461977][ T244] ? __pfx_vfs_write+0x10/0x10
[ 9.462238][ T244] ? __lock_release+0x103/0x460
[ 9.462468][ T244] ? do_user_addr_fault+0x972/0xe30
[ 9.462706][ T244] ? __pfx___up_read+0x10/0x10
[ 9.462937][ T244] ksys_write+0xf8/0x1d0
[ 9.463115][ T244] ? __pfx_ksys_write+0x10/0x10
[ 9.463333][ T244] ? do_user_addr_fault+0x97c/0xe30
[ 9.463558][ T244] do_syscall_64+0xc1/0x1d0
[ 9.463777][ T244] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.464037][ T244] RIP: 0033:0x7f3763df5b77
[ 9.464270][ T244] 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
[ 9.464993][ T244] RSP: 002b:00007fffdd231e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.465325][ T244] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f3763df5b77
[ 9.465641][ T244] RDX: 0000000000000005 RSI: 0000561fc50152f0 RDI: 0000000000000001
[ 9.465969][ T244] RBP: 0000561fc50152f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.466290][ T244] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.466607][ T244] R13: 00007f3763eb1760 R14: 0000000000000005 R15: 00007f3763eac9c0
[ 9.466947][ T244]
[ 9.467126][ T244] irq event stamp: 77845
[ 9.467297][ T244] hardirqs last enabled at (77857): [] __up_console_sem+0x6b/0x80
[ 9.467670][ T244] hardirqs last disabled at (77868): [] __up_console_sem+0x50/0x80
[ 9.468034][ T244] softirqs last enabled at (77408): [] handle_softirqs+0x32e/0x5c0
[ 9.468407][ T244] softirqs last disabled at (77395): [] __irq_exit_rcu+0xc4/0x100
[ 9.468776][ T244] ---[ end trace 0000000000000000 ]---
[ 9.485912][ T244] ------------[ cut here ]------------
[ 9.486168][ T244] WARNING: CPU: 3 PID: 244 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.486571][ T244] Modules linked in: netdevsim
[ 9.486781][ T244] CPU: 3 UID: 0 PID: 244 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.487166][ T244] Tainted: [W]=WARN
[ 9.487333][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.487601][ T244] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.487872][ T244] 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
[ 9.488591][ T244] RSP: 0018:ffffc90000ae7520 EFLAGS: 00010246
[ 9.488849][ T244] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.489175][ T244] RDX: 0000000000000000 RSI: ffff88800a93ac98 RDI: ffff88800504ae38
[ 9.489493][ T244] RBP: ffff88800baf0040 R08: 0000000000000000 R09: fffffbfff6cbd83c
[ 9.489809][ T244] R10: ffffffffb65ec1e7 R11: ffff88800504a300 R12: 0000000000000000
[ 9.490129][ T244] R13: ffff88800a93a128 R14: ffff88800a93a008 R15: ffff88800a93a000
[ 9.490448][ T244] FS: 00007f3763cb4740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 9.490794][ T244] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.491053][ T244] CR2: 000055936cd98dec CR3: 000000000abe8006 CR4: 0000000000772ef0
[ 9.491424][ T244] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.491739][ T244] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.492065][ T244] PKRU: 55555554
[ 9.492224][ T244] Call Trace:
[ 9.492394][ T244]
[ 9.492498][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.492701][ T244] ? __warn+0xd1/0x1c0
[ 9.492862][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.493076][ T244] ? report_bug+0x28c/0x2d0
[ 9.493285][ T244] ? handle_bug+0x54/0xa0
[ 9.493441][ T244] ? exc_invalid_op+0x18/0x50
[ 9.493642][ T244] ? asm_exc_invalid_op+0x1a/0x20
[ 9.493858][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.494087][ T244] ? __pfx___netdev_update_features+0x10/0x10
[ 9.494349][ T244] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.494562][ T244] ? netdev_register_kobject+0x264/0x2f0
[ 9.494770][ T244] register_netdevice+0xd46/0x1360
[ 9.494976][ T244] ? __pfx_register_netdevice+0x10/0x10
[ 9.495209][ T244] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.495440][ T244] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.495715][ T244] ? mark_lock+0x38/0x3e0
[ 9.495876][ T244] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.496154][ T244] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.496433][ T244] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.496703][ T244] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.496932][ T244] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.497198][ T244] ? kernfs_create_link+0x173/0x240
[ 9.497420][ T244] ? kernfs_put+0x1c/0x40
[ 9.497573][ T244] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.497784][ T244] really_probe+0x1df/0x920
[ 9.497994][ T244] __driver_probe_device+0x2e6/0x3e0
[ 9.498224][ T244] driver_probe_device+0x49/0x140
[ 9.498439][ T244] __device_attach_driver+0x192/0x2b0
[ 9.498646][ T244] ? __pfx___device_attach_driver+0x10/0x10
[ 9.498917][ T244] bus_for_each_drv+0x107/0x1a0
[ 9.499140][ T244] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.499355][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.499564][ T244] ? __pfx___lock_release+0x10/0x10
[ 9.499764][ T244] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.499971][ T244] __device_attach+0x1a3/0x3f0
[ 9.500182][ T244] ? __pfx___device_attach+0x10/0x10
[ 9.500406][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.500610][ T244] ? do_raw_spin_unlock+0x58/0x220
[ 9.500823][ T244] bus_probe_device+0x133/0x180
[ 9.501028][ T244] device_add+0x99d/0x1110
[ 9.501250][ T244] ? __pfx_device_add+0x10/0x10
[ 9.501463][ T244] ? __init_waitqueue_head+0xcf/0x150
[ 9.501679][ T244] new_device_store+0x393/0x690 [netdevsim]
[ 9.501954][ T244] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.502235][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.502450][ T244] ? sysfs_file_ops+0x11e/0x170
[ 9.502669][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.502869][ T244] kernfs_fop_write_iter+0x2ba/0x460
[ 9.503098][ T244] vfs_write+0xa87/0x11e0
[ 9.503261][ T244] ? __pfx_vfs_write+0x10/0x10
[ 9.503488][ T244] ? __lock_release+0x103/0x460
[ 9.503691][ T244] ? do_user_addr_fault+0x972/0xe30
[ 9.503902][ T244] ? __pfx___up_read+0x10/0x10
[ 9.504121][ T244] ksys_write+0xf8/0x1d0
[ 9.504277][ T244] ? __pfx_ksys_write+0x10/0x10
[ 9.504477][ T244] ? do_user_addr_fault+0x97c/0xe30
[ 9.504693][ T244] do_syscall_64+0xc1/0x1d0
[ 9.504897][ T244] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.505156][ T244] RIP: 0033:0x7f3763df5b77
[ 9.505366][ T244] 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
[ 9.506062][ T244] RSP: 002b:00007fffdd231e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.506369][ T244] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f3763df5b77
[ 9.506664][ T244] RDX: 0000000000000005 RSI: 0000561fc50152f0 RDI: 0000000000000001
[ 9.506960][ T244] RBP: 0000561fc50152f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.507264][ T244] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.507571][ T244] R13: 00007f3763eb1760 R14: 0000000000000005 R15: 00007f3763eac9c0
[ 9.507892][ T244]
[ 9.508043][ T244] irq event stamp: 85819
[ 9.508209][ T244] hardirqs last enabled at (85831): [] __up_console_sem+0x6b/0x80
[ 9.508568][ T244] hardirqs last disabled at (85840): [] __up_console_sem+0x50/0x80
[ 9.508907][ T244] softirqs last enabled at (84084): [] handle_softirqs+0x32e/0x5c0
[ 9.509263][ T244] softirqs last disabled at (84077): [] __irq_exit_rcu+0xc4/0x100
[ 9.509607][ T244] ---[ end trace 0000000000000000 ]---
[ 9.518463][ T244] ------------[ cut here ]------------
[ 9.518696][ T244] WARNING: CPU: 3 PID: 244 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.519116][ T244] Modules linked in: netdevsim
[ 9.519336][ T244] CPU: 3 UID: 0 PID: 244 Comm: echo Tainted: G W 6.14.0-rc5-virtme #1
[ 9.519697][ T244] Tainted: [W]=WARN
[ 9.519856][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.520121][ T244] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.520401][ T244] 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
[ 9.521966][ T244] RSP: 0018:ffffc90000ae7520 EFLAGS: 00010246
[ 9.522319][ T244] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.522630][ T244] RDX: 0000000000000000 RSI: ffff888002422c98 RDI: ffff88800504ae38
[ 9.522929][ T244] RBP: ffff88800baf0040 R08: 0000000000000000 R09: fffffbfff6cbd83c
[ 9.523324][ T244] R10: ffffffffb65ec1e7 R11: ffff88800504a300 R12: 0000000000000000
[ 9.523621][ T244] R13: ffff888002422128 R14: ffff888002422008 R15: ffff888002422000
[ 9.523916][ T244] FS: 00007f3763cb4740(0000) GS:ffff888036180000(0000) knlGS:0000000000000000
[ 9.524356][ T244] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.524611][ T244] CR2: 000055936cd98dec CR3: 000000000abe8006 CR4: 0000000000772ef0
[ 9.524909][ T244] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.525295][ T244] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.525598][ T244] PKRU: 55555554
[ 9.525748][ T244] Call Trace:
[ 9.525898][ T244]
[ 9.526004][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.526297][ T244] ? __warn+0xd1/0x1c0
[ 9.526467][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.526669][ T244] ? report_bug+0x28c/0x2d0
[ 9.526875][ T244] ? handle_bug+0x54/0xa0
[ 9.527033][ T244] ? exc_invalid_op+0x18/0x50
[ 9.527326][ T244] ? asm_exc_invalid_op+0x1a/0x20
[ 9.527545][ T244] ? __netdev_update_features+0x9c1/0xde0
[ 9.527756][ T244] ? __pfx___netdev_update_features+0x10/0x10
[ 9.528012][ T244] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.528307][ T244] ? netdev_register_kobject+0x264/0x2f0
[ 9.528512][ T244] register_netdevice+0xd46/0x1360
[ 9.528724][ T244] ? __pfx_register_netdevice+0x10/0x10
[ 9.528939][ T244] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.529246][ T244] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.529509][ T244] ? mark_lock+0x38/0x3e0
[ 9.529663][ T244] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.529926][ T244] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.530287][ T244] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.530553][ T244] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.530765][ T244] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.531016][ T244] ? kernfs_create_link+0x173/0x240
[ 9.531315][ T244] ? kernfs_put+0x1c/0x40
[ 9.531470][ T244] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.531679][ T244] really_probe+0x1df/0x920
[ 9.531893][ T244] __driver_probe_device+0x2e6/0x3e0
[ 9.532191][ T244] driver_probe_device+0x49/0x140
[ 9.532399][ T244] __device_attach_driver+0x192/0x2b0
[ 9.532611][ T244] ? __pfx___device_attach_driver+0x10/0x10
[ 9.532873][ T244] bus_for_each_drv+0x107/0x1a0
[ 9.533176][ T244] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.533395][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.533623][ T244] ? __pfx___lock_release+0x10/0x10
[ 9.533842][ T244] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.534162][ T244] __device_attach+0x1a3/0x3f0
[ 9.534383][ T244] ? __pfx___device_attach+0x10/0x10
[ 9.534598][ T244] ? bus_to_subsys+0xd5/0x110
[ 9.534800][ T244] ? do_raw_spin_unlock+0x58/0x220
[ 9.535011][ T244] bus_probe_device+0x133/0x180
[ 9.535319][ T244] device_add+0x99d/0x1110
[ 9.535527][ T244] ? __pfx_device_add+0x10/0x10
[ 9.535728][ T244] ? __init_waitqueue_head+0xcf/0x150
[ 9.535943][ T244] new_device_store+0x393/0x690 [netdevsim]
[ 9.536292][ T244] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.536558][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.536758][ T244] ? sysfs_file_ops+0x11e/0x170
[ 9.536971][ T244] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.537263][ T244] kernfs_fop_write_iter+0x2ba/0x460
[ 9.537472][ T244] vfs_write+0xa87/0x11e0
[ 9.537633][ T244] ? __pfx_vfs_write+0x10/0x10
[ 9.537841][ T244] ? __lock_release+0x103/0x460
[ 9.538042][ T244] ? do_user_addr_fault+0x972/0xe30
[ 9.538349][ T244] ? __pfx___up_read+0x10/0x10
[ 9.538567][ T244] ksys_write+0xf8/0x1d0
[ 9.538726][ T244] ? __pfx_ksys_write+0x10/0x10
[ 9.538925][ T244] ? do_user_addr_fault+0x97c/0xe30
[ 9.539232][ T244] do_syscall_64+0xc1/0x1d0
[ 9.539445][ T244] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.539694][ T244] RIP: 0033:0x7f3763df5b77
[ 9.539898][ T244] 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
[ 9.540705][ T244] RSP: 002b:00007fffdd231e08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.541012][ T244] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f3763df5b77
[ 9.541401][ T244] RDX: 0000000000000005 RSI: 0000561fc50152f0 RDI: 0000000000000001
[ 9.541706][ T244] RBP: 0000561fc50152f0 R08: 0000000000000004 R09: 0000000000000077
[ 9.542001][ T244] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000005
[ 9.542396][ T244] R13: 00007f3763eb1760 R14: 0000000000000005 R15: 00007f3763eac9c0
[ 9.542740][ T244]
[ 9.542903][ T244] irq event stamp: 92075
[ 9.543162][ T244] hardirqs last enabled at (92181): [] __up_console_sem+0x6b/0x80
[ 9.543540][ T244] hardirqs last disabled at (92190): [] __up_console_sem+0x50/0x80
[ 9.543907][ T244] softirqs last enabled at (92176): [] handle_softirqs+0x32e/0x5c0
[ 9.544371][ T244] softirqs last disabled at (92209): [] __irq_exit_rcu+0xc4/0x100
[ 9.544745][ T244] ---[ end trace 0000000000000000 ]---