[ 92.844110][ T966] ------------[ cut here ]------------
[ 92.844573][ T966] WARNING: CPU: 2 PID: 966 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 92.845161][ T966] Modules linked in: netdevsim psample unix_diag
[ 92.845472][ T966] CPU: 2 UID: 0 PID: 966 Comm: busy_poll_test. Not tainted 6.14.0-rc5-virtme #1
[ 92.845904][ T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.846221][ T966] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 92.846524][ T966] Code: 00 e8 d3 48 fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf d0 0c 00 00 be ff ff ff ff e8 98 3b 99 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
[ 92.847331][ T966] RSP: 0018:ffffc900008e7528 EFLAGS: 00010246
[ 92.847628][ T966] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 92.847981][ T966] RDX: 0000000000000000 RSI: ffff888012e3acd0 RDI: ffff888010d3ae38
[ 92.848335][ T966] RBP: ffffffff8ca53580 R08: 0000000000000000 R09: fffffbfff1502504
[ 92.848694][ T966] R10: ffffffff8a812827 R11: ffff888010d3a300 R12: 0000000000000000
[ 92.849037][ T966] R13: ffff888012e3a130 R14: ffff888012e3a008 R15: ffff888012e3a000
[ 92.849412][ T966] FS: 00007f195bebc740(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 92.849821][ T966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 92.850126][ T966] CR2: 0000559222d3ff88 CR3: 000000000c300001 CR4: 0000000000772ef0
[ 92.850477][ T966] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 92.850820][ T966] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 92.851173][ T966] PKRU: 55555554
[ 92.851364][ T966] Call Trace:
[ 92.851551][ T966]
[ 92.851685][ T966] ? __netdev_update_features+0x9c1/0xde0
[ 92.851925][ T966] ? __warn+0xd1/0x1c0
[ 92.852121][ T966] ? __netdev_update_features+0x9c1/0xde0
[ 92.852361][ T966] ? report_bug+0x28c/0x2d0
[ 92.852600][ T966] ? handle_bug+0x54/0xa0
[ 92.852783][ T966] ? exc_invalid_op+0x18/0x50
[ 92.853017][ T966] ? asm_exc_invalid_op+0x1a/0x20
[ 92.853275][ T966] ? __netdev_update_features+0x9c1/0xde0
[ 92.853510][ T966] ? __netdev_update_features+0x9b8/0xde0
[ 92.853748][ T966] ? __pfx___netdev_update_features+0x10/0x10
[ 92.854056][ T966] ? _raw_spin_unlock_irq+0x28/0x50
[ 92.854297][ T966] ? netdev_register_kobject+0x264/0x2f0
[ 92.854546][ T966] register_netdevice+0xd46/0x1360
[ 92.854789][ T966] ? __pfx_register_netdevice+0x10/0x10
[ 92.855023][ T966] ? __debugfs_create_file+0x364/0x5b0
[ 92.855283][ T966] nsim_create+0x5b7/0x740 [netdevsim]
[ 92.855537][ T966] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 92.855933][ T966] ? mark_lock+0x38/0x3e0
[ 92.856144][ T966] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 92.856444][ T966] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 92.856738][ T966] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 92.857033][ T966] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 92.857297][ T966] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 92.857589][ T966] ? kernfs_create_link+0x173/0x240
[ 92.857826][ T966] ? kernfs_put+0x1c/0x40
[ 92.858006][ T966] ? sysfs_do_create_link_sd+0x8c/0x100
[ 92.858260][ T966] really_probe+0x1df/0x920
[ 92.858500][ T966] __driver_probe_device+0x2e6/0x3e0
[ 92.858738][ T966] driver_probe_device+0x49/0x140
[ 92.858971][ T966] __device_attach_driver+0x192/0x2b0
[ 92.859221][ T966] ? __pfx___device_attach_driver+0x10/0x10
[ 92.859504][ T966] bus_for_each_drv+0x107/0x1a0
[ 92.859735][ T966] ? __pfx_bus_for_each_drv+0x10/0x10
[ 92.859966][ T966] ? bus_to_subsys+0xd5/0x110
[ 92.860211][ T966] ? __pfx___lock_release+0x10/0x10
[ 92.860444][ T966] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 92.860682][ T966] __device_attach+0x1a3/0x3f0
[ 92.860919][ T966] ? __pfx___device_attach+0x10/0x10
[ 92.861159][ T966] ? bus_to_subsys+0xd5/0x110
[ 92.861393][ T966] ? do_raw_spin_unlock+0x58/0x220
[ 92.861632][ T966] bus_probe_device+0x133/0x180
[ 92.861870][ T966] device_add+0x99d/0x1110
[ 92.862115][ T966] ? __pfx_device_add+0x10/0x10
[ 92.862346][ T966] ? __init_waitqueue_head+0xcf/0x150
[ 92.862591][ T966] new_device_store+0x393/0x690 [netdevsim]
[ 92.862885][ T966] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 92.863196][ T966] ? __pfx_sysfs_kf_write+0x10/0x10
[ 92.863433][ T966] ? sysfs_file_ops+0x11e/0x170
[ 92.863667][ T966] ? __pfx_sysfs_kf_write+0x10/0x10
[ 92.863896][ T966] kernfs_fop_write_iter+0x2ba/0x460
[ 92.864177][ T966] vfs_write+0xa87/0x11e0
[ 92.864371][ T966] ? __pfx_vfs_write+0x10/0x10
[ 92.864608][ T966] ? __lock_release+0x103/0x460
[ 92.864836][ T966] ? do_user_addr_fault+0x972/0xe30
[ 92.865097][ T966] ? __pfx___up_read+0x10/0x10
[ 92.865336][ T966] ksys_write+0xf8/0x1d0
[ 92.865517][ T966] ? __pfx_ksys_write+0x10/0x10
[ 92.865749][ T966] ? do_user_addr_fault+0x97c/0xe30
[ 92.866000][ T966] do_syscall_64+0xc1/0x1d0
[ 92.866251][ T966] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 92.866537][ T966] RIP: 0033:0x7f195bffdb77
[ 92.866776][ T966] 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
[ 92.867734][ T966] RSP: 002b:00007ffc2c40c8f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 92.868097][ T966] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f195bffdb77
[ 92.868440][ T966] RDX: 0000000000000004 RSI: 0000559222d3ef80 RDI: 0000000000000001
[ 92.868775][ T966] RBP: 0000559222d3ef80 R08: 0000000000000003 R09: 0000000000000000
[ 92.869146][ T966] R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000004
[ 92.869487][ T966] R13: 00007f195c0b9760 R14: 0000000000000004 R15: 00007f195c0b49c0
[ 92.869849][ T966]
[ 92.870175][ T966] irq event stamp: 55973
[ 92.870360][ T966] hardirqs last enabled at (55985): [] __up_console_sem+0x6b/0x80
[ 92.870750][ T966] hardirqs last disabled at (55996): [] __up_console_sem+0x50/0x80
[ 92.871156][ T966] softirqs last enabled at (55930): [] handle_softirqs+0x32e/0x5c0
[ 92.871552][ T966] softirqs last disabled at (55917): [] __irq_exit_rcu+0xc4/0x100
[ 92.871938][ T966] ---[ end trace 0000000000000000 ]---
[ 92.901292][ T966] ------------[ cut here ]------------
[ 92.901858][ T966] WARNING: CPU: 1 PID: 966 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 92.902649][ T966] Modules linked in: netdevsim psample unix_diag
[ 92.903144][ T966] CPU: 1 UID: 0 PID: 966 Comm: busy_poll_test. Tainted: G W 6.14.0-rc5-virtme #1
[ 92.903863][ T966] Tainted: [W]=WARN
[ 92.904190][ T966] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.904642][ T966] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 92.905153][ T966] Code: 00 e8 d3 48 fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf d0 0c 00 00 be ff ff ff ff e8 98 3b 99 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
[ 92.906440][ T966] RSP: 0018:ffffc900008e7528 EFLAGS: 00010246
[ 92.906896][ T966] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 92.907460][ T966] RDX: 0000000000000000 RSI: ffff888012e42cd0 RDI: ffff888010d3ae38
[ 92.908001][ T966] RBP: ffffffff8ca53580 R08: 0000000000000000 R09: fffffbfff1502504
[ 92.908556][ T966] R10: ffffffff8a812827 R11: ffff888010d3a300 R12: 0000000000000000
[ 92.909110][ T966] R13: ffff888012e42130 R14: ffff888012e42008 R15: ffff888012e42000
[ 92.909647][ T966] FS: 00007f195bebc740(0000) GS:ffff88806ce80000(0000) knlGS:0000000000000000
[ 92.910293][ T966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 92.910876][ T966] CR2: 000056077d1aa958 CR3: 000000000c300003 CR4: 0000000000772ef0
[ 92.911437][ T966] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 92.911975][ T966] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 92.912538][ T966] PKRU: 55555554
[ 92.912808][ T966] Call Trace:
[ 92.913097][ T966]
[ 92.913283][ T966] ? __netdev_update_features+0x9c1/0xde0
[ 92.913653][ T966] ? __warn+0xd1/0x1c0
[ 92.913931][ T966] ? __netdev_update_features+0x9c1/0xde0
[ 92.914321][ T966] ? report_bug+0x28c/0x2d0
[ 92.914696][ T966] ? handle_bug+0x54/0xa0
[ 92.914985][ T966] ? exc_invalid_op+0x18/0x50
[ 92.915371][ T966] ? asm_exc_invalid_op+0x1a/0x20
[ 92.915766][ T966] ? __netdev_update_features+0x9c1/0xde0
[ 92.916163][ T966] ? __netdev_update_features+0x9b8/0xde0
[ 92.916548][ T966] ? __pfx___netdev_update_features+0x10/0x10
[ 92.917018][ T966] ? _raw_spin_unlock_irq+0x28/0x50
[ 92.917422][ T966] ? netdev_register_kobject+0x264/0x2f0
[ 92.917809][ T966] register_netdevice+0xd46/0x1360
[ 92.918188][ T966] ? __pfx_register_netdevice+0x10/0x10
[ 92.918533][ T966] ? __debugfs_create_file+0x364/0x5b0
[ 92.918916][ T966] nsim_create+0x5b7/0x740 [netdevsim]
[ 92.919323][ T966] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 92.919773][ T966] ? mark_lock+0x38/0x3e0
[ 92.920059][ T966] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 92.920524][ T966] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 92.920977][ T966] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 92.921435][ T966] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 92.921805][ T966] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 92.922246][ T966] ? kernfs_create_link+0x173/0x240
[ 92.922602][ T966] ? kernfs_put+0x1c/0x40
[ 92.922867][ T966] ? sysfs_do_create_link_sd+0x8c/0x100
[ 92.923243][ T966] really_probe+0x1df/0x920
[ 92.923601][ T966] __driver_probe_device+0x2e6/0x3e0
[ 92.923953][ T966] driver_probe_device+0x49/0x140
[ 92.924318][ T966] __device_attach_driver+0x192/0x2b0
[ 92.924689][ T966] ? __pfx___device_attach_driver+0x10/0x10
[ 92.925145][ T966] bus_for_each_drv+0x107/0x1a0
[ 92.925520][ T966] ? __pfx_bus_for_each_drv+0x10/0x10
[ 92.925872][ T966] ? bus_to_subsys+0xd5/0x110
[ 92.926239][ T966] ? __pfx___lock_release+0x10/0x10
[ 92.926585][ T966] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 92.926941][ T966] __device_attach+0x1a3/0x3f0
[ 92.927323][ T966] ? __pfx___device_attach+0x10/0x10
[ 92.927688][ T966] ? bus_to_subsys+0xd5/0x110
[ 92.928079][ T966] ? do_raw_spin_unlock+0x58/0x220
[ 92.928461][ T966] bus_probe_device+0x133/0x180
[ 92.928807][ T966] device_add+0x99d/0x1110
[ 92.929216][ T966] ? __pfx_device_add+0x10/0x10
[ 92.929564][ T966] ? __init_waitqueue_head+0xcf/0x150
[ 92.929952][ T966] new_device_store+0x393/0x690 [netdevsim]
[ 92.930461][ T966] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 92.931032][ T966] ? __pfx_sysfs_kf_write+0x10/0x10
[ 92.931425][ T966] ? sysfs_file_ops+0x11e/0x170
[ 92.931805][ T966] ? __pfx_sysfs_kf_write+0x10/0x10
[ 92.932181][ T966] kernfs_fop_write_iter+0x2ba/0x460
[ 92.932555][ T966] vfs_write+0xa87/0x11e0
[ 92.932850][ T966] ? __pfx_vfs_write+0x10/0x10
[ 92.933244][ T966] ? find_held_lock+0x2c/0x110
[ 92.933639][ T966] ? __pfx___lock_release+0x10/0x10
[ 92.934015][ T966] ksys_write+0xf8/0x1d0
[ 92.934322][ T966] ? __pfx_ksys_write+0x10/0x10
[ 92.934706][ T966] do_syscall_64+0xc1/0x1d0
[ 92.935097][ T966] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 92.935547][ T966] RIP: 0033:0x7f195bffdb77
[ 92.935927][ T966] 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
[ 92.937191][ T966] RSP: 002b:00007ffc2c40c8f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 92.937734][ T966] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f195bffdb77
[ 92.938279][ T966] RDX: 0000000000000004 RSI: 0000559222d3ef80 RDI: 0000000000000001
[ 92.938818][ T966] RBP: 0000559222d3ef80 R08: 0000000000000000 R09: 00007f195c0704e0
[ 92.939374][ T966] R10: 00007f195c0703e0 R11: 0000000000000246 R12: 0000000000000004
[ 92.939908][ T966] R13: 00007f195c0b9760 R14: 0000000000000004 R15: 00007f195c0b49c0
[ 92.940501][ T966]
[ 92.940780][ T966] irq event stamp: 63749
[ 92.941076][ T966] hardirqs last enabled at (63761): [] __up_console_sem+0x6b/0x80
[ 92.941734][ T966] hardirqs last disabled at (63770): [] __up_console_sem+0x50/0x80
[ 92.942366][ T966] softirqs last enabled at (63520): [] handle_softirqs+0x32e/0x5c0
[ 92.942996][ T966] softirqs last disabled at (63515): [] __irq_exit_rcu+0xc4/0x100
[ 92.943636][ T966] ---[ end trace 0000000000000000 ]---
[ 93.053021][ T969] netdevsim netdevsim333 eni333np1: renamed from eth0
[ 93.068240][ T968] netdevsim netdevsim689 eni689np1: renamed from eth1