[ 9.571811][ T228] ------------[ cut here ]------------
[ 9.572243][ T228] WARNING: CPU: 0 PID: 228 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.572843][ T228] Modules linked in: netdevsim
[ 9.573327][ T228] CPU: 0 UID: 0 PID: 228 Comm: peer.sh Not tainted 6.14.0-rc5-virtme #1
[ 9.573878][ T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.574355][ T228] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.574750][ T228] 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
[ 9.575640][ T228] RSP: 0018:ffffc90000a97520 EFLAGS: 00010246
[ 9.575995][ T228] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.576340][ T228] RDX: 0000000000000000 RSI: ffff8880096dac98 RDI: ffff88800a4b50f8
[ 9.576844][ T228] RBP: ffffffffadb23440 R08: 0000000000000000 R09: fffffbfff573d83c
[ 9.577292][ T228] R10: ffffffffab9ec1e7 R11: ffff88800a4b45c0 R12: 0000000000000000
[ 9.577627][ T228] R13: ffff8880096da128 R14: ffff8880096da008 R15: ffff8880096da000
[ 9.578080][ T228] FS: 00007f3b17fcb740(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[ 9.578577][ T228] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.579010][ T228] CR2: 0000564ad02f87a8 CR3: 0000000008a70004 CR4: 0000000000772ef0
[ 9.579461][ T228] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.579981][ T228] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.580330][ T228] PKRU: 55555554
[ 9.580506][ T228] Call Trace:
[ 9.580752][ T228]
[ 9.580875][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.581141][ T228] ? __warn+0xd1/0x1c0
[ 9.581369][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.581661][ T228] ? report_bug+0x28c/0x2d0
[ 9.582023][ T228] ? handle_bug+0x54/0xa0
[ 9.582263][ T228] ? exc_invalid_op+0x18/0x50
[ 9.582587][ T228] ? asm_exc_invalid_op+0x1a/0x20
[ 9.582963][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.583222][ T228] ? __pfx___netdev_update_features+0x10/0x10
[ 9.583536][ T228] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.583845][ T228] ? netdev_register_kobject+0x264/0x2f0
[ 9.584119][ T228] register_netdevice+0xd46/0x1360
[ 9.584401][ T228] ? __pfx_register_netdevice+0x10/0x10
[ 9.584636][ T228] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.584993][ T228] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.585341][ T228] ? mark_lock+0x38/0x3e0
[ 9.585569][ T228] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.586057][ T228] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.586482][ T228] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.586933][ T228] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.587347][ T228] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.587813][ T228] ? kernfs_create_link+0x173/0x240
[ 9.588207][ T228] ? kernfs_put+0x1c/0x40
[ 9.588485][ T228] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.588861][ T228] really_probe+0x1df/0x920
[ 9.589257][ T228] __driver_probe_device+0x2e6/0x3e0
[ 9.589643][ T228] driver_probe_device+0x49/0x140
[ 9.590010][ T228] __device_attach_driver+0x192/0x2b0
[ 9.590335][ T228] ? __pfx___device_attach_driver+0x10/0x10
[ 9.590659][ T228] bus_for_each_drv+0x107/0x1a0
[ 9.590953][ T228] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.591269][ T228] ? bus_to_subsys+0xd5/0x110
[ 9.591598][ T228] ? __pfx___lock_release+0x10/0x10
[ 9.591964][ T228] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.592254][ T228] __device_attach+0x1a3/0x3f0
[ 9.592538][ T228] ? __pfx___device_attach+0x10/0x10
[ 9.592787][ T228] ? bus_to_subsys+0xd5/0x110
[ 9.593016][ T228] ? do_raw_spin_unlock+0x58/0x220
[ 9.593261][ T228] bus_probe_device+0x133/0x180
[ 9.593559][ T228] device_add+0x99d/0x1110
[ 9.593901][ T228] ? __pfx_device_add+0x10/0x10
[ 9.594181][ T228] ? __init_waitqueue_head+0xcf/0x150
[ 9.594458][ T228] new_device_store+0x393/0x690 [netdevsim]
[ 9.594853][ T228] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.595190][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.595497][ T228] ? sysfs_file_ops+0x11e/0x170
[ 9.595798][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.596022][ T228] kernfs_fop_write_iter+0x2ba/0x460
[ 9.596307][ T228] vfs_write+0xa87/0x11e0
[ 9.596514][ T228] ? __pfx_vfs_write+0x10/0x10
[ 9.596876][ T228] ? __lock_release+0x103/0x460
[ 9.597172][ T228] ? do_user_addr_fault+0x972/0xe30
[ 9.597525][ T228] ? __pfx___up_read+0x10/0x10
[ 9.597901][ T228] ksys_write+0xf8/0x1d0
[ 9.598201][ T228] ? __pfx_ksys_write+0x10/0x10
[ 9.598522][ T228] ? do_user_addr_fault+0x97c/0xe30
[ 9.598903][ T228] do_syscall_64+0xc1/0x1d0
[ 9.599293][ T228] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.599748][ T228] RIP: 0033:0x7f3b1810cb77
[ 9.600141][ T228] 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
[ 9.601418][ T228] RSP: 002b:00007fffc23202e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.601972][ T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3b1810cb77
[ 9.602547][ T228] RDX: 0000000000000004 RSI: 0000564ad02f77a0 RDI: 0000000000000001
[ 9.603097][ T228] RBP: 0000564ad02f77a0 R08: 0000000000000003 R09: 0000000000000000
[ 9.603650][ T228] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000004
[ 9.604212][ T228] R13: 00007f3b181c8760 R14: 0000000000000004 R15: 00007f3b181c39c0
[ 9.604787][ T228]
[ 9.605064][ T228] irq event stamp: 60777
[ 9.605366][ T228] hardirqs last enabled at (60789): [] __up_console_sem+0x6b/0x80
[ 9.605985][ T228] hardirqs last disabled at (60798): [] __up_console_sem+0x50/0x80
[ 9.606384][ T228] softirqs last enabled at (59536): [] handle_softirqs+0x32e/0x5c0
[ 9.606884][ T228] softirqs last disabled at (59503): [] __irq_exit_rcu+0xc4/0x100
[ 9.607423][ T228] ---[ end trace 0000000000000000 ]---
[ 9.644244][ T228] ------------[ cut here ]------------
[ 9.644809][ T228] WARNING: CPU: 0 PID: 228 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 9.645647][ T228] Modules linked in: netdevsim
[ 9.646029][ T228] CPU: 0 UID: 0 PID: 228 Comm: peer.sh Tainted: G W 6.14.0-rc5-virtme #1
[ 9.646726][ T228] Tainted: [W]=WARN
[ 9.647058][ T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.647508][ T228] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 9.647946][ T228] 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
[ 9.649156][ T228] RSP: 0018:ffffc90000a97520 EFLAGS: 00010246
[ 9.649633][ T228] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 9.650175][ T228] RDX: 0000000000000000 RSI: ffff8880025b2c98 RDI: ffff88800a4b50f8
[ 9.650710][ T228] RBP: ffffffffadb23440 R08: 0000000000000000 R09: fffffbfff573d83c
[ 9.651256][ T228] R10: ffffffffab9ec1e7 R11: ffff88800a4b45c0 R12: 0000000000000000
[ 9.651797][ T228] R13: ffff8880025b2128 R14: ffff8880025b2008 R15: ffff8880025b2000
[ 9.652352][ T228] FS: 00007f3b17fcb740(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[ 9.652895][ T228] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.653362][ T228] CR2: 0000564ad02f87a8 CR3: 0000000008a70004 CR4: 0000000000772ef0
[ 9.653901][ T228] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.654458][ T228] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.655001][ T228] PKRU: 55555554
[ 9.655303][ T228] Call Trace:
[ 9.655570][ T228]
[ 9.655747][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.656144][ T228] ? __warn+0xd1/0x1c0
[ 9.656421][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.656760][ T228] ? report_bug+0x28c/0x2d0
[ 9.657013][ T228] ? handle_bug+0x54/0xa0
[ 9.657247][ T228] ? exc_invalid_op+0x18/0x50
[ 9.657508][ T228] ? asm_exc_invalid_op+0x1a/0x20
[ 9.657818][ T228] ? __netdev_update_features+0x9c1/0xde0
[ 9.658057][ T228] ? __pfx___netdev_update_features+0x10/0x10
[ 9.658358][ T228] ? _raw_spin_unlock_irq+0x28/0x50
[ 9.658642][ T228] ? netdev_register_kobject+0x264/0x2f0
[ 9.658885][ T228] register_netdevice+0xd46/0x1360
[ 9.659109][ T228] ? __pfx_register_netdevice+0x10/0x10
[ 9.659351][ T228] nsim_create+0x5f4/0x790 [netdevsim]
[ 9.659602][ T228] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 9.659975][ T228] ? mark_lock+0x38/0x3e0
[ 9.660164][ T228] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 9.660519][ T228] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 9.660820][ T228] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 9.661109][ T228] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 9.661359][ T228] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 9.661656][ T228] ? kernfs_create_link+0x173/0x240
[ 9.661890][ T228] ? kernfs_put+0x1c/0x40
[ 9.662058][ T228] ? sysfs_do_create_link_sd+0x8c/0x100
[ 9.662685][ T228] really_probe+0x1df/0x920
[ 9.662936][ T228] __driver_probe_device+0x2e6/0x3e0
[ 9.663188][ T228] driver_probe_device+0x49/0x140
[ 9.663462][ T228] __device_attach_driver+0x192/0x2b0
[ 9.663709][ T228] ? __pfx___device_attach_driver+0x10/0x10
[ 9.664033][ T228] bus_for_each_drv+0x107/0x1a0
[ 9.664321][ T228] ? __pfx_bus_for_each_drv+0x10/0x10
[ 9.664625][ T228] ? bus_to_subsys+0xd5/0x110
[ 9.664970][ T228] ? __pfx___lock_release+0x10/0x10
[ 9.665336][ T228] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 9.665721][ T228] __device_attach+0x1a3/0x3f0
[ 9.666093][ T228] ? __pfx___device_attach+0x10/0x10
[ 9.666419][ T228] ? bus_to_subsys+0xd5/0x110
[ 9.666711][ T228] ? do_raw_spin_unlock+0x58/0x220
[ 9.666980][ T228] bus_probe_device+0x133/0x180
[ 9.667250][ T228] device_add+0x99d/0x1110
[ 9.667514][ T228] ? __pfx_device_add+0x10/0x10
[ 9.667760][ T228] ? __init_waitqueue_head+0xcf/0x150
[ 9.668069][ T228] new_device_store+0x393/0x690 [netdevsim]
[ 9.668375][ T228] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 9.668712][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.668936][ T228] ? sysfs_file_ops+0x11e/0x170
[ 9.669250][ T228] ? __pfx_sysfs_kf_write+0x10/0x10
[ 9.669516][ T228] kernfs_fop_write_iter+0x2ba/0x460
[ 9.669925][ T228] vfs_write+0xa87/0x11e0
[ 9.670109][ T228] ? __pfx_vfs_write+0x10/0x10
[ 9.670356][ T228] ? find_held_lock+0x2c/0x110
[ 9.670594][ T228] ? __pfx___lock_release+0x10/0x10
[ 9.670826][ T228] ksys_write+0xf8/0x1d0
[ 9.671000][ T228] ? __pfx_ksys_write+0x10/0x10
[ 9.671244][ T228] do_syscall_64+0xc1/0x1d0
[ 9.671475][ T228] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 9.671756][ T228] RIP: 0033:0x7f3b1810cb77
[ 9.671993][ T228] Code: Unable to access opcode bytes at 0x7f3b1810cb4d.
[ 9.672285][ T228] RSP: 002b:00007fffc23202e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 9.672620][ T228] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3b1810cb77
[ 9.672946][ T228] RDX: 0000000000000004 RSI: 0000564ad02f77a0 RDI: 0000000000000001
[ 9.673289][ T228] RBP: 0000564ad02f77a0 R08: 0000000000000000 R09: 00007f3b1817f4e0
[ 9.673613][ T228] R10: 00007f3b1817f3e0 R11: 0000000000000246 R12: 0000000000000004
[ 9.673937][ T228] R13: 00007f3b181c8760 R14: 0000000000000004 R15: 00007f3b181c39c0
[ 9.674292][ T228]
[ 9.674460][ T228] irq event stamp: 71767
[ 9.674635][ T228] hardirqs last enabled at (71777): [] __up_console_sem+0x6b/0x80
[ 9.675018][ T228] hardirqs last disabled at (71786): [] __up_console_sem+0x50/0x80
[ 9.675405][ T228] softirqs last enabled at (71320): [] handle_softirqs+0x32e/0x5c0
[ 9.675796][ T228] softirqs last disabled at (71315): [] __irq_exit_rcu+0xc4/0x100
[ 9.676189][ T228] ---[ end trace 0000000000000000 ]---
[ 9.714417][ T235] netdevsim netdevsim420 eni420np1: renamed from eth0
[ 9.817357][ T233] netdevsim netdevsim752 eni752np1: renamed from eth1
[ 11.497793][ T228] Could not find device with ifindex 2000 in netnsfd 11
[ 11.498967][ T228] Could not find netns with fd: 2000
[ 11.499804][ T228] Cannot link a netdevsim to itself
[ 11.500600][ T228] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).