[ 8.923093][ T227] ------------[ cut here ]------------
[ 8.923518][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 8.924051][ T227] Modules linked in: netdevsim
[ 8.924290][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Not tainted 6.14.0-rc5-virtme #1
[ 8.924623][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.924897][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 8.925200][ T227] 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
[ 8.925945][ T227] RSP: 0018:ffffc90000b07520 EFLAGS: 00010246
[ 8.926236][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 8.926563][ T227] RDX: 0000000000000000 RSI: ffff888009c2ac98 RDI: ffff88800aed50f8
[ 8.926888][ T227] RBP: ffffffff89723440 R08: 0000000000000000 R09: fffffbfff0ebd83c
[ 8.927225][ T227] R10: ffffffff875ec1e7 R11: ffff88800aed45c0 R12: 0000000000000000
[ 8.927554][ T227] R13: ffff888009c2a128 R14: ffff888009c2a008 R15: ffff888009c2a000
[ 8.927879][ T227] FS: 00007fa5ea5cd740(0000) GS:ffff88802f500000(0000) knlGS:0000000000000000
[ 8.928262][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.928540][ T227] CR2: 0000561981a6c7a8 CR3: 000000000291a006 CR4: 0000000000772ef0
[ 8.928861][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8.929258][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8.929583][ T227] PKRU: 55555554
[ 8.929756][ T227] Call Trace:
[ 8.929926][ T227]
[ 8.930063][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.930292][ T227] ? __warn+0xd1/0x1c0
[ 8.930468][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.930697][ T227] ? report_bug+0x28c/0x2d0
[ 8.930928][ T227] ? handle_bug+0x54/0xa0
[ 8.931108][ T227] ? exc_invalid_op+0x18/0x50
[ 8.931328][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 8.931557][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.931783][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 8.932069][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 8.932306][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 8.932530][ T227] register_netdevice+0xd46/0x1360
[ 8.932784][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 8.933029][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 8.933263][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 8.933542][ T227] ? mark_lock+0x38/0x3e0
[ 8.933712][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 8.934008][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 8.934291][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 8.934571][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 8.934802][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 8.935087][ T227] ? kernfs_create_link+0x173/0x240
[ 8.935314][ T227] ? kernfs_put+0x1c/0x40
[ 8.935486][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 8.935711][ T227] really_probe+0x1df/0x920
[ 8.935939][ T227] __driver_probe_device+0x2e6/0x3e0
[ 8.936171][ T227] driver_probe_device+0x49/0x140
[ 8.936393][ T227] __device_attach_driver+0x192/0x2b0
[ 8.936614][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 8.936885][ T227] bus_for_each_drv+0x107/0x1a0
[ 8.937119][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 8.937336][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.937557][ T227] ? __pfx___lock_release+0x10/0x10
[ 8.937775][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 8.938012][ T227] __device_attach+0x1a3/0x3f0
[ 8.938233][ T227] ? __pfx___device_attach+0x10/0x10
[ 8.938455][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.938675][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 8.938904][ T227] bus_probe_device+0x133/0x180
[ 8.939142][ T227] device_add+0x99d/0x1110
[ 8.939369][ T227] ? __pfx_device_add+0x10/0x10
[ 8.939589][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 8.939821][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 8.940106][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 8.940394][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.940619][ T227] ? sysfs_file_ops+0x11e/0x170
[ 8.940848][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.941075][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 8.941304][ T227] vfs_write+0xa87/0x11e0
[ 8.941483][ T227] ? __pfx_vfs_write+0x10/0x10
[ 8.941710][ T227] ? __lock_release+0x103/0x460
[ 8.941930][ T227] ? do_user_addr_fault+0x972/0xe30
[ 8.942172][ T227] ? __pfx___up_read+0x10/0x10
[ 8.942401][ T227] ksys_write+0xf8/0x1d0
[ 8.942581][ T227] ? __pfx_ksys_write+0x10/0x10
[ 8.942799][ T227] ? do_user_addr_fault+0x97c/0xe30
[ 8.943038][ T227] do_syscall_64+0xc1/0x1d0
[ 8.943261][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 8.943530][ T227] RIP: 0033:0x7fa5ea70eb77
[ 8.943760][ T227] 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
[ 8.944501][ T227] RSP: 002b:00007ffc56224878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 8.944825][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa5ea70eb77
[ 8.945161][ T227] RDX: 0000000000000004 RSI: 0000561981a6b7a0 RDI: 0000000000000001
[ 8.945482][ T227] RBP: 0000561981a6b7a0 R08: 0000000000000003 R09: 0000000000000000
[ 8.945805][ T227] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000004
[ 8.946136][ T227] R13: 00007fa5ea7ca760 R14: 0000000000000004 R15: 00007fa5ea7c59c0
[ 8.946483][ T227]
[ 8.946657][ T227] irq event stamp: 66157
[ 8.946830][ T227] hardirqs last enabled at (66169): [] __up_console_sem+0x6b/0x80
[ 8.947207][ T227] hardirqs last disabled at (66182): [] __up_console_sem+0x50/0x80
[ 8.947579][ T227] softirqs last enabled at (65258): [] handle_softirqs+0x32e/0x5c0
[ 8.947950][ T227] softirqs last disabled at (65191): [] __irq_exit_rcu+0xc4/0x100
[ 8.948330][ T227] ---[ end trace 0000000000000000 ]---
[ 8.967234][ T227] ------------[ cut here ]------------
[ 8.967614][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 8.968068][ T227] Modules linked in: netdevsim
[ 8.968368][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Tainted: G W 6.14.0-rc5-virtme #1
[ 8.968741][ T227] Tainted: [W]=WARN
[ 8.968930][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.969208][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 8.969488][ T227] 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
[ 8.970217][ T227] RSP: 0018:ffffc90000b07520 EFLAGS: 00010246
[ 8.970487][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 8.970824][ T227] RDX: 0000000000000000 RSI: ffff88800a3bac98 RDI: ffff88800aed50f8
[ 8.971189][ T227] RBP: ffffffff89723440 R08: 0000000000000000 R09: fffffbfff0ebd83c
[ 8.971504][ T227] R10: ffffffff875ec1e7 R11: ffff88800aed45c0 R12: 0000000000000000
[ 8.971821][ T227] R13: ffff88800a3ba128 R14: ffff88800a3ba008 R15: ffff88800a3ba000
[ 8.972143][ T227] FS: 00007fa5ea5cd740(0000) GS:ffff88802f500000(0000) knlGS:0000000000000000
[ 8.972517][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.972786][ T227] CR2: 0000561981a6c7a8 CR3: 000000000291a006 CR4: 0000000000772ef0
[ 8.973114][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8.973430][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8.973745][ T227] PKRU: 55555554
[ 8.973914][ T227] Call Trace:
[ 8.974089][ T227]
[ 8.974210][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.974427][ T227] ? __warn+0xd1/0x1c0
[ 8.974598][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.974818][ T227] ? report_bug+0x28c/0x2d0
[ 8.975049][ T227] ? handle_bug+0x54/0xa0
[ 8.975220][ T227] ? exc_invalid_op+0x18/0x50
[ 8.975442][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 8.975676][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.975901][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 8.976184][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 8.976408][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 8.976632][ T227] register_netdevice+0xd46/0x1360
[ 8.976853][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 8.977095][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 8.977335][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 8.977613][ T227] ? mark_lock+0x38/0x3e0
[ 8.977783][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 8.978075][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 8.978349][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 8.978629][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 8.978858][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 8.979140][ T227] ? kernfs_create_link+0x173/0x240
[ 8.979366][ T227] ? kernfs_put+0x1c/0x40
[ 8.979533][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 8.979761][ T227] really_probe+0x1df/0x920
[ 8.979996][ T227] __driver_probe_device+0x2e6/0x3e0
[ 8.980219][ T227] driver_probe_device+0x49/0x140
[ 8.980437][ T227] __device_attach_driver+0x192/0x2b0
[ 8.980667][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 8.980934][ T227] bus_for_each_drv+0x107/0x1a0
[ 8.981163][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 8.981376][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.981595][ T227] ? __pfx___lock_release+0x10/0x10
[ 8.981810][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 8.982042][ T227] __device_attach+0x1a3/0x3f0
[ 8.982258][ T227] ? __pfx___device_attach+0x10/0x10
[ 8.982478][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.982697][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 8.982921][ T227] bus_probe_device+0x133/0x180
[ 8.983149][ T227] device_add+0x99d/0x1110
[ 8.983372][ T227] ? __pfx_device_add+0x10/0x10
[ 8.983589][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 8.983815][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 8.984102][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 8.984389][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.984606][ T227] ? sysfs_file_ops+0x11e/0x170
[ 8.984832][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.985059][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 8.985282][ T227] vfs_write+0xa87/0x11e0
[ 8.985461][ T227] ? __pfx_vfs_write+0x10/0x10
[ 8.985684][ T227] ? find_held_lock+0x2c/0x110
[ 8.985917][ T227] ? __pfx___lock_release+0x10/0x10
[ 8.986158][ T227] ksys_write+0xf8/0x1d0
[ 8.986333][ T227] ? __pfx_ksys_write+0x10/0x10
[ 8.986564][ T227] do_syscall_64+0xc1/0x1d0
[ 8.986785][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 8.987061][ T227] RIP: 0033:0x7fa5ea70eb77
[ 8.987285][ T227] 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
[ 8.988016][ T227] RSP: 002b:00007ffc56224878 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 8.988341][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa5ea70eb77
[ 8.988657][ T227] RDX: 0000000000000004 RSI: 0000561981a6b7a0 RDI: 0000000000000001
[ 8.988986][ T227] RBP: 0000561981a6b7a0 R08: 0000000000000000 R09: 00007fa5ea7814e0
[ 8.989301][ T227] R10: 00007fa5ea7813e0 R11: 0000000000000246 R12: 0000000000000004
[ 8.989616][ T227] R13: 00007fa5ea7ca760 R14: 0000000000000004 R15: 00007fa5ea7c59c0
[ 8.989950][ T227]
[ 8.990128][ T227] irq event stamp: 73557
[ 8.990300][ T227] hardirqs last enabled at (73569): [] __up_console_sem+0x6b/0x80
[ 8.990673][ T227] hardirqs last disabled at (73580): [] __up_console_sem+0x50/0x80
[ 8.991044][ T227] softirqs last enabled at (72596): [] handle_softirqs+0x32e/0x5c0
[ 8.991409][ T227] softirqs last disabled at (72561): [] __irq_exit_rcu+0xc4/0x100
[ 8.991777][ T227] ---[ end trace 0000000000000000 ]---
[ 9.082936][ T234] netdevsim netdevsim269 eni269np1: renamed from eth0
[ 9.192847][ T232] netdevsim netdevsim523 eni523np1: renamed from eth1
[ 10.882301][ T227] Could not find device with ifindex 2000 in netnsfd 11
[ 10.883203][ T227] Could not find netns with fd: 2000
[ 10.883844][ T227] Cannot link a netdevsim to itself
[ 10.884607][ T227] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).