[ 9.775050][ T227] ------------[ cut here ]------------
[ 9.775430][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.775948][ T227] Modules linked in: netdevsim
[ 9.776208][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Not tainted 6.14.0-rc5-virtme #1
[ 9.776547][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.776828][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.777125][ 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
[ 9.777862][ T227] RSP: 0018:ffffc90000a67520 EFLAGS: 00010246
[ 9.778310][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.778633][ T227] RDX: 0000000000000000 RSI: ffff888002a82c98 RDI: ffff888009c48b78
[ 9.778976][ T227] RBP: ffffffff8e323440 R08: 0000000000000000 R09: fffffbfff183d83c
[ 9.779313][ T227] R10: ffffffff8c1ec1e7 R11: ffff888009c48040 R12: 0000000000000000
[ 9.779636][ T227] R13: ffff888002a82128 R14: ffff888002a82008 R15: ffff888002a82000
[ 9.779961][ T227] FS: 00007f5a0eb73740(0000) GS:ffff88802f500000(0000) knlGS:0000000000000000
[ 9.780340][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.780614][ T227] CR2: 000055d2488ad7a8 CR3: 0000000009672005 CR4: 0000000000772ef0
[ 9.780938][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.781288][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.781615][ T227] PKRU: 55555554
[ 9.781786][ T227] Call Trace:
[ 9.781961][ T227]
[ 9.782099][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.782327][ T227] ? __warn+0xd1/0x1c0
[ 9.782502][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.782725][ T227] ? report_bug+0x28c/0x2d0
[ 9.782956][ T227] ? handle_bug+0x54/0xa0
[ 9.783144][ T227] ? exc_invalid_op+0x18/0x50
[ 9.783365][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 9.783608][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.783840][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 9.784130][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.784363][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 9.784587][ T227] register_netdevice+0xd46/0x1360
[ 9.784821][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 9.785079][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.785326][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.785605][ T227] ? mark_lock+0x38/0x3e0
[ 9.785783][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.786082][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.786365][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.786647][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.786883][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.787170][ T227] ? kernfs_create_link+0x173/0x240
[ 9.787397][ T227] ? kernfs_put+0x1c/0x40
[ 9.787566][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.787795][ T227] really_probe+0x1df/0x920
[ 9.788035][ T227] __driver_probe_device+0x2e6/0x3e0
[ 9.788264][ T227] driver_probe_device+0x49/0x140
[ 9.788484][ T227] __device_attach_driver+0x192/0x2b0
[ 9.788706][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 9.788973][ T227] bus_for_each_drv+0x107/0x1a0
[ 9.789220][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.789440][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.789658][ T227] ? __pfx___lock_release+0x10/0x10
[ 9.789882][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.790118][ T227] __device_attach+0x1a3/0x3f0
[ 9.790346][ T227] ? __pfx___device_attach+0x10/0x10
[ 9.790561][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.790789][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 9.791025][ T227] bus_probe_device+0x133/0x180
[ 9.791305][ T227] device_add+0x99d/0x1110
[ 9.791533][ T227] ? __pfx_device_add+0x10/0x10
[ 9.791762][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 9.791994][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 9.792298][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.792592][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.792817][ T227] ? sysfs_file_ops+0x11e/0x170
[ 9.793070][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.793296][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 9.793533][ T227] vfs_write+0xa87/0x11e0
[ 9.793723][ T227] ? __pfx_vfs_write+0x10/0x10
[ 9.793948][ T227] ? __lock_release+0x103/0x460
[ 9.794179][ T227] ? do_user_addr_fault+0x972/0xe30
[ 9.794411][ T227] ? __pfx___up_read+0x10/0x10
[ 9.794637][ T227] ksys_write+0xf8/0x1d0
[ 9.794816][ T227] ? __pfx_ksys_write+0x10/0x10
[ 9.795052][ T227] ? do_user_addr_fault+0x97c/0xe30
[ 9.795285][ T227] do_syscall_64+0xc1/0x1d0
[ 9.795507][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.795777][ T227] RIP: 0033:0x7f5a0ecb4b77
[ 9.796020][ 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
[ 9.796753][ T227] RSP: 002b:00007fff8dbf6fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.797108][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5a0ecb4b77
[ 9.797432][ T227] RDX: 0000000000000004 RSI: 000055d2488ac7a0 RDI: 0000000000000001
[ 9.797758][ T227] RBP: 000055d2488ac7a0 R08: 0000000000000003 R09: 0000000000000000
[ 9.798097][ T227] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000004
[ 9.798420][ T227] R13: 00007f5a0ed70760 R14: 0000000000000004 R15: 00007f5a0ed6b9c0
[ 9.798762][ T227]
[ 9.798934][ T227] irq event stamp: 64805
[ 9.799121][ T227] hardirqs last enabled at (64819): [] __up_console_sem+0x6b/0x80
[ 9.799495][ T227] hardirqs last disabled at (64830): [] __up_console_sem+0x50/0x80
[ 9.799863][ T227] softirqs last enabled at (64726): [] handle_softirqs+0x32e/0x5c0
[ 9.800243][ T227] softirqs last disabled at (64703): [] __irq_exit_rcu+0xc4/0x100
[ 9.800615][ T227] ---[ end trace 0000000000000000 ]---
[ 9.820177][ T227] ------------[ cut here ]------------
[ 9.820569][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.820989][ T227] Modules linked in: netdevsim
[ 9.821242][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Tainted: G W 6.14.0-rc5-virtme #1
[ 9.821634][ T227] Tainted: [W]=WARN
[ 9.821820][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.822115][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.822393][ 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
[ 9.823130][ T227] RSP: 0018:ffffc90000a67520 EFLAGS: 00010246
[ 9.823405][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.823736][ T227] RDX: 0000000000000000 RSI: ffff8880059f2c98 RDI: ffff888009c48b78
[ 9.824069][ T227] RBP: ffffffff8e323440 R08: 0000000000000000 R09: fffffbfff183d83c
[ 9.824396][ T227] R10: ffffffff8c1ec1e7 R11: ffff888009c48040 R12: 0000000000000000
[ 9.824711][ T227] R13: ffff8880059f2128 R14: ffff8880059f2008 R15: ffff8880059f2000
[ 9.825040][ T227] FS: 00007f5a0eb73740(0000) GS:ffff88802f500000(0000) knlGS:0000000000000000
[ 9.825404][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.825686][ T227] CR2: 000055d2488ad7a8 CR3: 0000000009672005 CR4: 0000000000772ef0
[ 9.826019][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.826343][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.826664][ T227] PKRU: 55555554
[ 9.826832][ T227] Call Trace:
[ 9.827102][ T227]
[ 9.827229][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.827449][ T227] ? __warn+0xd1/0x1c0
[ 9.827623][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.827849][ T227] ? report_bug+0x28c/0x2d0
[ 9.828092][ T227] ? handle_bug+0x54/0xa0
[ 9.828266][ T227] ? exc_invalid_op+0x18/0x50
[ 9.828487][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 9.828724][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.828968][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 9.829258][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.829490][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 9.829716][ T227] register_netdevice+0xd46/0x1360
[ 9.829944][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 9.830192][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.830439][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.830719][ T227] ? mark_lock+0x38/0x3e0
[ 9.830894][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.831196][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.831479][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.831761][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.832001][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.832291][ T227] ? kernfs_create_link+0x173/0x240
[ 9.832523][ T227] ? kernfs_put+0x1c/0x40
[ 9.832693][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.832921][ T227] really_probe+0x1df/0x920
[ 9.833164][ T227] __driver_probe_device+0x2e6/0x3e0
[ 9.833392][ T227] driver_probe_device+0x49/0x140
[ 9.833630][ T227] __device_attach_driver+0x192/0x2b0
[ 9.833860][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 9.834145][ T227] bus_for_each_drv+0x107/0x1a0
[ 9.834368][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.834586][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.834806][ T227] ? __pfx___lock_release+0x10/0x10
[ 9.835038][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.835268][ T227] __device_attach+0x1a3/0x3f0
[ 9.835490][ T227] ? __pfx___device_attach+0x10/0x10
[ 9.835707][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.835930][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 9.836173][ T227] bus_probe_device+0x133/0x180
[ 9.836399][ T227] device_add+0x99d/0x1110
[ 9.836623][ T227] ? __pfx_device_add+0x10/0x10
[ 9.836846][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 9.837089][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 9.837371][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.837651][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.837870][ T227] ? sysfs_file_ops+0x11e/0x170
[ 9.838109][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.838332][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 9.838563][ T227] vfs_write+0xa87/0x11e0
[ 9.838745][ T227] ? __pfx_vfs_write+0x10/0x10
[ 9.838969][ T227] ? find_held_lock+0x2c/0x110
[ 9.839209][ T227] ? __pfx___lock_release+0x10/0x10
[ 9.839439][ T227] ksys_write+0xf8/0x1d0
[ 9.839610][ T227] ? __pfx_ksys_write+0x10/0x10
[ 9.839844][ T227] do_syscall_64+0xc1/0x1d0
[ 9.840081][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.840349][ T227] RIP: 0033:0x7f5a0ecb4b77
[ 9.840572][ 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
[ 9.841306][ T227] RSP: 002b:00007fff8dbf6fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.841631][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5a0ecb4b77
[ 9.841953][ T227] RDX: 0000000000000004 RSI: 000055d2488ac7a0 RDI: 0000000000000001
[ 9.842280][ T227] RBP: 000055d2488ac7a0 R08: 0000000000000000 R09: 00007f5a0ed274e0
[ 9.842602][ T227] R10: 00007f5a0ed273e0 R11: 0000000000000246 R12: 0000000000000004
[ 9.842925][ T227] R13: 00007f5a0ed70760 R14: 0000000000000004 R15: 00007f5a0ed6b9c0
[ 9.843279][ T227]
[ 9.843452][ T227] irq event stamp: 72137
[ 9.843635][ T227] hardirqs last enabled at (72149): [] __up_console_sem+0x6b/0x80
[ 9.844020][ T227] hardirqs last disabled at (72162): [] __up_console_sem+0x50/0x80
[ 9.844384][ T227] softirqs last enabled at (71302): [] handle_softirqs+0x32e/0x5c0
[ 9.844772][ T227] softirqs last disabled at (71219): [] __irq_exit_rcu+0xc4/0x100
[ 9.845143][ T227] ---[ end trace 0000000000000000 ]---
[ 9.951315][ T231] netdevsim netdevsim278 eni278np1: renamed from eth0
[ 10.041223][ T232] netdevsim netdevsim748 eni748np1: renamed from eth1
[ 11.663130][ T227] Could not find device with ifindex 2000 in netnsfd 11
[ 11.663992][ T227] Could not find netns with fd: 2000
[ 11.664614][ T227] Cannot link a netdevsim to itself
[ 11.665362][ T227] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).