[ 9.491663][ T227] ------------[ cut here ]------------
[ 9.492264][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.492725][ T227] Modules linked in: netdevsim
[ 9.492972][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Not tainted 6.14.0-rc5-virtme #1
[ 9.493372][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.493663][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.493965][ 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
[ 9.494737][ T227] RSP: 0018:ffffc90000b67520 EFLAGS: 00010246
[ 9.495022][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.495363][ T227] RDX: 0000000000000000 RSI: ffff888002952c98 RDI: ffff88800bc78b78
[ 9.495684][ T227] RBP: ffffffff92523440 R08: 0000000000000000 R09: fffffbfff207d83c
[ 9.496008][ T227] R10: ffffffff903ec1e7 R11: ffff88800bc78040 R12: 0000000000000000
[ 9.496345][ T227] R13: ffff888002952128 R14: ffff888002952008 R15: ffff888002952000
[ 9.496668][ T227] FS: 00007fed888eb740(0000) GS:ffff88802f500000(0000) knlGS:0000000000000000
[ 9.497059][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.497386][ T227] CR2: 00005569f8a5e7a8 CR3: 000000000bd04004 CR4: 0000000000772ef0
[ 9.497715][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.498040][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.498379][ T227] PKRU: 55555554
[ 9.498555][ T227] Call Trace:
[ 9.498727][ T227]
[ 9.498851][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.499077][ T227] ? __warn+0xd1/0x1c0
[ 9.499266][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.499493][ T227] ? report_bug+0x28c/0x2d0
[ 9.499721][ T227] ? handle_bug+0x54/0xa0
[ 9.499894][ T227] ? exc_invalid_op+0x18/0x50
[ 9.500123][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 9.500363][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.500595][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 9.500874][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.501119][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 9.501356][ T227] register_netdevice+0xd46/0x1360
[ 9.501593][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 9.501831][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.502079][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.502420][ T227] ? mark_lock+0x38/0x3e0
[ 9.502606][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.502910][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.503216][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.503508][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.503761][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.504052][ T227] ? kernfs_create_link+0x173/0x240
[ 9.504306][ T227] ? kernfs_put+0x1c/0x40
[ 9.504491][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.504730][ T227] really_probe+0x1df/0x920
[ 9.504969][ T227] __driver_probe_device+0x2e6/0x3e0
[ 9.505218][ T227] driver_probe_device+0x49/0x140
[ 9.505448][ T227] __device_attach_driver+0x192/0x2b0
[ 9.505683][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 9.505959][ T227] bus_for_each_drv+0x107/0x1a0
[ 9.506211][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.506437][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.506671][ T227] ? __pfx___lock_release+0x10/0x10
[ 9.506899][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.507172][ T227] __device_attach+0x1a3/0x3f0
[ 9.507412][ T227] ? __pfx___device_attach+0x10/0x10
[ 9.507642][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.507879][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 9.508137][ T227] bus_probe_device+0x133/0x180
[ 9.508374][ T227] device_add+0x99d/0x1110
[ 9.508609][ T227] ? __pfx_device_add+0x10/0x10
[ 9.508839][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 9.509078][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 9.509391][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.509689][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.509921][ T227] ? sysfs_file_ops+0x11e/0x170
[ 9.510170][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.510401][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 9.510636][ T227] vfs_write+0xa87/0x11e0
[ 9.510826][ T227] ? __pfx_vfs_write+0x10/0x10
[ 9.511060][ T227] ? __lock_release+0x103/0x460
[ 9.511303][ T227] ? do_user_addr_fault+0x972/0xe30
[ 9.511640][ T227] ? __pfx___up_read+0x10/0x10
[ 9.512021][ T227] ksys_write+0xf8/0x1d0
[ 9.512333][ T227] ? __pfx_ksys_write+0x10/0x10
[ 9.512699][ T227] ? do_user_addr_fault+0x97c/0xe30
[ 9.513082][ T227] do_syscall_64+0xc1/0x1d0
[ 9.513474][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.513939][ T227] RIP: 0033:0x7fed88a2cb77
[ 9.514344][ 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
[ 9.515573][ T227] RSP: 002b:00007ffe5cd26148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.516140][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fed88a2cb77
[ 9.516680][ T227] RDX: 0000000000000004 RSI: 00005569f8a5d7a0 RDI: 0000000000000001
[ 9.517243][ T227] RBP: 00005569f8a5d7a0 R08: 0000000000000003 R09: 0000000000000000
[ 9.517650][ T227] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000004
[ 9.517992][ T227] R13: 00007fed88ae8760 R14: 0000000000000004 R15: 00007fed88ae39c0
[ 9.518404][ T227]
[ 9.518587][ T227] irq event stamp: 63035
[ 9.518764][ T227] hardirqs last enabled at (63047): [] __up_console_sem+0x6b/0x80
[ 9.519186][ T227] hardirqs last disabled at (63060): [] __up_console_sem+0x50/0x80
[ 9.519576][ T227] softirqs last enabled at (61958): [] handle_softirqs+0x32e/0x5c0
[ 9.519966][ T227] softirqs last disabled at (61945): [] __irq_exit_rcu+0xc4/0x100
[ 9.520385][ T227] ---[ end trace 0000000000000000 ]---
[ 9.547586][ T227] ------------[ cut here ]------------
[ 9.547982][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.548464][ T227] Modules linked in: netdevsim
[ 9.548800][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Tainted: G W 6.14.0-rc5-virtme #1
[ 9.549216][ T227] Tainted: [W]=WARN
[ 9.549422][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.549691][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.549967][ 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
[ 9.550718][ T227] RSP: 0018:ffffc90000b67520 EFLAGS: 00010246
[ 9.550997][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.551331][ T227] RDX: 0000000000000000 RSI: ffff88800bd4ac98 RDI: ffff88800bc78b78
[ 9.551653][ T227] RBP: ffffffff92523440 R08: 0000000000000000 R09: fffffbfff207d83c
[ 9.551966][ T227] R10: ffffffff903ec1e7 R11: ffff88800bc78040 R12: 0000000000000000
[ 9.552304][ T227] R13: ffff88800bd4a128 R14: ffff88800bd4a008 R15: ffff88800bd4a000
[ 9.552625][ T227] FS: 00007fed888eb740(0000) GS:ffff88802f500000(0000) knlGS:0000000000000000
[ 9.552989][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.553278][ T227] CR2: 00007ffc585b2fb0 CR3: 000000000bd04004 CR4: 0000000000772ef0
[ 9.553594][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.553925][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.554265][ T227] PKRU: 55555554
[ 9.554435][ T227] Call Trace:
[ 9.554601][ T227]
[ 9.554721][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.554940][ T227] ? __warn+0xd1/0x1c0
[ 9.555138][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.555363][ T227] ? report_bug+0x28c/0x2d0
[ 9.555588][ T227] ? handle_bug+0x54/0xa0
[ 9.555837][ T227] ? exc_invalid_op+0x18/0x50
[ 9.556066][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 9.556326][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 9.556569][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 9.556861][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.557106][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 9.557347][ T227] register_netdevice+0xd46/0x1360
[ 9.557586][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 9.557829][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.558075][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.558381][ T227] ? mark_lock+0x38/0x3e0
[ 9.558560][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.558856][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.559164][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.559459][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.559701][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.559989][ T227] ? kernfs_create_link+0x173/0x240
[ 9.560236][ T227] ? kernfs_put+0x1c/0x40
[ 9.560416][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.560656][ T227] really_probe+0x1df/0x920
[ 9.560896][ T227] __driver_probe_device+0x2e6/0x3e0
[ 9.561141][ T227] driver_probe_device+0x49/0x140
[ 9.561373][ T227] __device_attach_driver+0x192/0x2b0
[ 9.561609][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 9.561884][ T227] bus_for_each_drv+0x107/0x1a0
[ 9.562130][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.562357][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.562593][ T227] ? __pfx___lock_release+0x10/0x10
[ 9.562820][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.563058][ T227] __device_attach+0x1a3/0x3f0
[ 9.563302][ T227] ? __pfx___device_attach+0x10/0x10
[ 9.563537][ T227] ? bus_to_subsys+0xd5/0x110
[ 9.563774][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 9.564135][ T227] bus_probe_device+0x133/0x180
[ 9.564545][ T227] device_add+0x99d/0x1110
[ 9.564911][ T227] ? __pfx_device_add+0x10/0x10
[ 9.565237][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 9.565621][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 9.566061][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.566522][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.566892][ T227] ? sysfs_file_ops+0x11e/0x170
[ 9.567278][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.567636][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 9.568015][ T227] vfs_write+0xa87/0x11e0
[ 9.568332][ T227] ? __pfx_vfs_write+0x10/0x10
[ 9.568715][ T227] ? find_held_lock+0x2c/0x110
[ 9.569122][ T227] ? __pfx___lock_release+0x10/0x10
[ 9.569527][ T227] ksys_write+0xf8/0x1d0
[ 9.569805][ T227] ? __pfx_ksys_write+0x10/0x10
[ 9.570216][ T227] do_syscall_64+0xc1/0x1d0
[ 9.570591][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.571031][ T227] RIP: 0033:0x7fed88a2cb77
[ 9.571426][ 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
[ 9.572671][ T227] RSP: 002b:00007ffe5cd26148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.573235][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fed88a2cb77
[ 9.573776][ T227] RDX: 0000000000000004 RSI: 00005569f8a5d7a0 RDI: 0000000000000001
[ 9.574328][ T227] RBP: 00005569f8a5d7a0 R08: 0000000000000000 R09: 00007fed88a9f4e0
[ 9.574868][ T227] R10: 00007fed88a9f3e0 R11: 0000000000000246 R12: 0000000000000004
[ 9.575421][ T227] R13: 00007fed88ae8760 R14: 0000000000000004 R15: 00007fed88ae39c0
[ 9.575995][ T227]
[ 9.576295][ T227] irq event stamp: 70377
[ 9.576580][ T227] hardirqs last enabled at (70389): [] __up_console_sem+0x6b/0x80
[ 9.577222][ T227] hardirqs last disabled at (70402): [] __up_console_sem+0x50/0x80
[ 9.577832][ T227] softirqs last enabled at (69158): [] handle_softirqs+0x32e/0x5c0
[ 9.578466][ T227] softirqs last disabled at (69083): [] __irq_exit_rcu+0xc4/0x100
[ 9.579074][ T227] ---[ end trace 0000000000000000 ]---
[ 9.674950][ T232] netdevsim netdevsim755 eni755np1: renamed from eth1
[ 9.787492][ T234] netdevsim netdevsim509 eni509np1: renamed from eth0
[ 11.506806][ T227] Could not find device with ifindex 2000 in netnsfd 11
[ 11.507747][ T227] Could not find netns with fd: 2000
[ 11.508415][ T227] Cannot link a netdevsim to itself
[ 11.509255][ T227] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).