[ 11.930082][ T232] printk: legacy console [netcon0] enabled
[ 11.930751][ T232] netconsole: network logging started
[ 12.976086][ T219] ------------[ cut here ]------------
[ 12.976696][ T219] WARNING: CPU: 1 PID: 219 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 12.977491][ T219] Modules linked in: netconsole netdevsim
[ 12.977889][ T219] CPU: 1 UID: 0 PID: 219 Comm: bash Not tainted 6.14.0-rc5-virtme #1
[ 12.978415][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.978846][ T219] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 12.979310][ T219] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 90 0c 00 00 be ff ff ff ff e8 08 e9 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
[ 12.980512][ T219] RSP: 0018:ffffc90000a57548 EFLAGS: 00010246
[ 12.980953][ T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 12.981492][ T219] RDX: 0000000000000000 RSI: ffff88800be4ac90 RDI: ffff88800b470b78
[ 12.981987][ T219] RBP: ffffffff9bf28600 R08: 0000000000000000 R09: fffffbfff33bd944
[ 12.982492][ T219] R10: ffffffff99deca27 R11: ffff88800b470040 R12: 0000000000000000
[ 12.982970][ T219] R13: ffff88800be4a128 R14: ffff88800be4a008 R15: ffff88800be4a000
[ 12.983465][ T219] FS: 00007fb1eee27740(0000) GS:ffff888036080000(0000) knlGS:0000000000000000
[ 12.984033][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 12.984507][ T219] CR2: 00007fe80ea34960 CR3: 0000000005184005 CR4: 0000000000772ef0
[ 12.985041][ T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 12.985541][ T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 12.986027][ T219] PKRU: 55555554
[ 12.986319][ T219] Call Trace:
[ 12.986790][ T219]
[ 12.986970][ T219] ? __netdev_update_features+0x9c1/0xde0
[ 12.987331][ T219] ? __warn+0xd1/0x1c0
[ 12.987585][ T219] ? __netdev_update_features+0x9c1/0xde0
[ 12.987937][ T219] ? report_bug+0x28c/0x2d0
[ 12.988322][ T219] ? handle_bug+0x54/0xa0
[ 12.988598][ T219] ? exc_invalid_op+0x18/0x50
[ 12.988952][ T219] ? asm_exc_invalid_op+0x1a/0x20
[ 12.989366][ T219] ? __netdev_update_features+0x9c1/0xde0
[ 12.989740][ T219] ? __netdev_update_features+0x9b8/0xde0
[ 12.990074][ T219] ? __pfx___netdev_update_features+0x10/0x10
[ 12.990520][ T219] ? _raw_spin_unlock_irq+0x28/0x50
[ 12.990867][ T219] ? netdev_register_kobject+0x264/0x2f0
[ 12.991234][ T219] register_netdevice+0xd46/0x1360
[ 12.991594][ T219] ? __pfx_register_netdevice+0x10/0x10
[ 12.991960][ T219] nsim_create+0x5a7/0x720 [netdevsim]
[ 12.992348][ T219] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 12.992774][ T219] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 12.993241][ T219] ? nsim_dev_hwstats_init+0x392/0x4a0 [netdevsim]
[ 12.993676][ T219] nsim_drv_probe+0x63a/0x980 [netdevsim]
[ 12.994054][ T219] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 12.994520][ T219] ? kernfs_create_link+0x173/0x240
[ 12.994890][ T219] ? kernfs_put+0x1c/0x40
[ 12.995172][ T219] ? sysfs_do_create_link_sd+0x8c/0x100
[ 12.995544][ T219] really_probe+0x1df/0x920
[ 12.995897][ T219] __driver_probe_device+0x2e6/0x3e0
[ 12.996261][ T219] driver_probe_device+0x49/0x140
[ 12.996592][ T219] __device_attach_driver+0x192/0x2b0
[ 12.996923][ T219] ? __pfx___device_attach_driver+0x10/0x10
[ 12.997356][ T219] bus_for_each_drv+0x107/0x1a0
[ 12.997689][ T219] ? __pfx_bus_for_each_drv+0x10/0x10
[ 12.998018][ T219] ? bus_to_subsys+0xd5/0x110
[ 12.998384][ T219] ? __pfx___lock_release+0x10/0x10
[ 12.998737][ T219] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 12.999096][ T219] __device_attach+0x1a3/0x3f0
[ 12.999462][ T219] ? __pfx___device_attach+0x10/0x10
[ 12.999827][ T219] ? bus_to_subsys+0xd5/0x110
[ 13.000208][ T219] ? do_raw_spin_unlock+0x58/0x220
[ 13.000583][ T219] bus_probe_device+0x133/0x180
[ 13.000942][ T219] device_add+0x99d/0x1110
[ 13.001340][ T219] ? __pfx_device_add+0x10/0x10
[ 13.001691][ T219] ? __init_waitqueue_head+0xcf/0x150
[ 13.002059][ T219] new_device_store+0x393/0x690 [netdevsim]
[ 13.002398][ T219] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 13.002700][ T219] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.002917][ T219] ? sysfs_file_ops+0x11e/0x170
[ 13.003169][ T219] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.003509][ T219] kernfs_fop_write_iter+0x2ba/0x460
[ 13.003879][ T219] vfs_write+0xa87/0x11e0
[ 13.004185][ T219] ? __pfx_vfs_write+0x10/0x10
[ 13.004555][ T219] ? __lock_release+0x103/0x460
[ 13.004866][ T219] ? do_user_addr_fault+0x972/0xe30
[ 13.005233][ T219] ? __pfx___up_read+0x10/0x10
[ 13.005547][ T219] ksys_write+0xf8/0x1d0
[ 13.005815][ T219] ? __pfx_ksys_write+0x10/0x10
[ 13.006172][ T219] ? do_user_addr_fault+0x97c/0xe30
[ 13.006530][ T219] do_syscall_64+0xc1/0x1d0
[ 13.006870][ T219] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 13.007311][ T219] RIP: 0033:0x7fb1eef68b77
[ 13.007664][ T219] 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
[ 13.008831][ T219] RSP: 002b:00007ffe2e0aa3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 13.009365][ T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1eef68b77
[ 13.009863][ T219] RDX: 0000000000000004 RSI: 000055a6578e2e20 RDI: 0000000000000001
[ 13.010379][ T219] RBP: 000055a6578e2e20 R08: 0000000000000000 R09: 00007fb1eefdb4e0
[ 13.010879][ T219] R10: 00007fb1eefdb3e0 R11: 0000000000000246 R12: 0000000000000004
[ 13.011421][ T219] R13: 00007fb1ef024760 R14: 0000000000000004 R15: 00007fb1ef01f9c0
[ 13.011964][ T219]
[ 13.012242][ T219] irq event stamp: 146037
[ 13.012503][ T219] hardirqs last enabled at (146047): [] __up_console_sem+0x6b/0x80
[ 13.013086][ T219] hardirqs last disabled at (146056): [] __up_console_sem+0x50/0x80
[ 13.013683][ T219] softirqs last enabled at (145082): [] handle_softirqs+0x32e/0x5c0
[ 13.014275][ T219] softirqs last disabled at (145025): [] __irq_exit_rcu+0xc4/0x100
[ 13.014858][ T219] ---[ end trace 0000000000000000 ]---
[ 13.040237][ T219] ------------[ cut here ]------------
[ 13.040603][ T219] WARNING: CPU: 0 PID: 219 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 13.041020][ T219] Modules linked in: netconsole netdevsim
[ 13.041264][ T219] CPU: 0 UID: 0 PID: 219 Comm: bash Tainted: G W 6.14.0-rc5-virtme #1
[ 13.041645][ T219] Tainted: [W]=WARN
[ 13.041826][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 13.042149][ T219] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 13.042463][ T219] Code: 00 e8 a3 4a fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf 90 0c 00 00 be ff ff ff ff e8 08 e9 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
[ 13.043300][ T219] RSP: 0018:ffffc90000a57548 EFLAGS: 00010246
[ 13.043562][ T219] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 13.043872][ T219] RDX: 0000000000000000 RSI: ffff88800adfac90 RDI: ffff88800b470b78
[ 13.044186][ T219] RBP: ffffffff9bf28600 R08: 0000000000000000 R09: fffffbfff33bd944
[ 13.044492][ T219] R10: ffffffff99deca27 R11: ffff88800b470040 R12: 0000000000000000
[ 13.044832][ T219] R13: ffff88800adfa128 R14: ffff88800adfa008 R15: ffff88800adfa000
[ 13.045151][ T219] FS: 00007fb1eee27740(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[ 13.045539][ T219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 13.045792][ T219] CR2: 00005624ca1cee90 CR3: 0000000005184002 CR4: 0000000000772ef0
[ 13.046146][ T219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 13.046510][ T219] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 13.046988][ T219] PKRU: 55555554
[ 13.047178][ T219] Call Trace:
[ 13.047388][ T219]
[ 13.047580][ T219] ? __netdev_update_features+0x9c1/0xde0
[ 13.047813][ T219] ? __warn+0xd1/0x1c0
[ 13.047986][ T219] ? __netdev_update_features+0x9c1/0xde0
[ 13.048215][ T219] ? report_bug+0x28c/0x2d0
[ 13.048439][ T219] ? handle_bug+0x54/0xa0
[ 13.048605][ T219] ? exc_invalid_op+0x18/0x50
[ 13.048816][ T219] ? asm_exc_invalid_op+0x1a/0x20
[ 13.049059][ T219] ? __netdev_update_features+0x9c1/0xde0
[ 13.049296][ T219] ? __netdev_update_features+0x9b8/0xde0
[ 13.049547][ T219] ? __pfx___netdev_update_features+0x10/0x10
[ 13.049825][ T219] ? _raw_spin_unlock_irq+0x28/0x50
[ 13.050068][ T219] ? netdev_register_kobject+0x264/0x2f0
[ 13.050310][ T219] register_netdevice+0xd46/0x1360
[ 13.050523][ T219] ? __pfx_register_netdevice+0x10/0x10
[ 13.050752][ T219] nsim_create+0x5a7/0x720 [netdevsim]
[ 13.050971][ T219] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 13.051249][ T219] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 13.051579][ T219] ? nsim_dev_hwstats_init+0x392/0x4a0 [netdevsim]
[ 13.051890][ T219] nsim_drv_probe+0x63a/0x980 [netdevsim]
[ 13.052115][ T219] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 13.052416][ T219] ? kernfs_create_link+0x173/0x240
[ 13.052648][ T219] ? kernfs_put+0x1c/0x40
[ 13.052815][ T219] ? sysfs_do_create_link_sd+0x8c/0x100
[ 13.053033][ T219] really_probe+0x1df/0x920
[ 13.053267][ T219] __driver_probe_device+0x2e6/0x3e0
[ 13.053488][ T219] driver_probe_device+0x49/0x140
[ 13.053698][ T219] __device_attach_driver+0x192/0x2b0
[ 13.053911][ T219] ? __pfx___device_attach_driver+0x10/0x10
[ 13.054177][ T219] bus_for_each_drv+0x107/0x1a0
[ 13.054395][ T219] ? __pfx_bus_for_each_drv+0x10/0x10
[ 13.054596][ T219] ? bus_to_subsys+0xd5/0x110
[ 13.054808][ T219] ? __pfx___lock_release+0x10/0x10
[ 13.055024][ T219] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 13.055262][ T219] __device_attach+0x1a3/0x3f0
[ 13.055509][ T219] ? __pfx___device_attach+0x10/0x10
[ 13.055709][ T219] ? bus_to_subsys+0xd5/0x110
[ 13.055920][ T219] ? do_raw_spin_unlock+0x58/0x220
[ 13.056146][ T219] bus_probe_device+0x133/0x180
[ 13.056356][ T219] device_add+0x99d/0x1110
[ 13.056564][ T219] ? __pfx_device_add+0x10/0x10
[ 13.056765][ T219] ? __init_waitqueue_head+0xcf/0x150
[ 13.056979][ T219] new_device_store+0x393/0x690 [netdevsim]
[ 13.057256][ T219] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 13.057533][ T219] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.057743][ T219] ? sysfs_file_ops+0x11e/0x170
[ 13.058022][ T219] ? __pfx_sysfs_kf_write+0x10/0x10
[ 13.058272][ T219] kernfs_fop_write_iter+0x2ba/0x460
[ 13.058523][ T219] vfs_write+0xa87/0x11e0
[ 13.058708][ T219] ? __pfx_vfs_write+0x10/0x10
[ 13.058958][ T219] ? find_held_lock+0x2c/0x110
[ 13.059219][ T219] ? __pfx___lock_release+0x10/0x10
[ 13.059500][ T219] ksys_write+0xf8/0x1d0
[ 13.059688][ T219] ? __pfx_ksys_write+0x10/0x10
[ 13.059941][ T219] do_syscall_64+0xc1/0x1d0
[ 13.060256][ T219] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 13.060601][ T219] RIP: 0033:0x7fb1eef68b77
[ 13.060845][ T219] 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
[ 13.061821][ T219] RSP: 002b:00007ffe2e0aa428 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 13.062337][ T219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1eef68b77
[ 13.062852][ T219] RDX: 0000000000000004 RSI: 000055a6578e2e20 RDI: 0000000000000001
[ 13.063412][ T219] RBP: 000055a6578e2e20 R08: 0000000000000000 R09: 00007fb1eefdb4e0
[ 13.063954][ T219] R10: 00007fb1eefdb3e0 R11: 0000000000000246 R12: 0000000000000004
[ 13.064735][ T219] R13: 00007fb1ef024760 R14: 0000000000000004 R15: 00007fb1ef01f9c0
[ 13.065324][ T219]
[ 13.065577][ T219] irq event stamp: 155493
[ 13.065818][ T219] hardirqs last enabled at (155503): [] __up_console_sem+0x6b/0x80
[ 13.066456][ T219] hardirqs last disabled at (155514): [] __up_console_sem+0x50/0x80
[ 13.067077][ T219] softirqs last enabled at (155404): [] handle_softirqs+0x32e/0x5c0
[ 13.068016][ T219] softirqs last disabled at (155395): [] __irq_exit_rcu+0xc4/0x100
[ 13.069038][ T219] ---[ end trace 0000000000000000 ]---
[ 15.607452][ T283] Test #1 from CPU0: netcons_wpObN
[ 17.042679][ T304] Test #2 from CPU2: netcons_wpObN
[ 18.326999][ T324] Test #3 from CPU3: netcons_wpObN