[ 8.722912][ T227] ------------[ cut here ]------------
[ 8.723335][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 8.723861][ T227] Modules linked in: netdevsim
[ 8.724095][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Not tainted 6.14.0-rc5-virtme #1
[ 8.724429][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.724715][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 8.725009][ 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
[ 8.725738][ T227] RSP: 0018:ffffc90000b17520 EFLAGS: 00010246
[ 8.726029][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 8.726352][ T227] RDX: 0000000000000000 RSI: ffff888009fdac98 RDI: ffff888009590b78
[ 8.726679][ T227] RBP: ffffffff88d23440 R08: 0000000000000000 R09: fffffbfff0d7d83c
[ 8.727013][ T227] R10: ffffffff86bec1e7 R11: ffff888009590040 R12: 0000000000000000
[ 8.727336][ T227] R13: ffff888009fda128 R14: ffff888009fda008 R15: ffff888009fda000
[ 8.727661][ T227] FS: 00007fa6d29f7740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 8.728040][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.728315][ T227] CR2: 0000559bd2d16088 CR3: 0000000004db6004 CR4: 0000000000772ef0
[ 8.728636][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8.728967][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8.729290][ T227] PKRU: 55555554
[ 8.729464][ T227] Call Trace:
[ 8.729639][ T227]
[ 8.729765][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.729995][ T227] ? __warn+0xd1/0x1c0
[ 8.730175][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.730394][ T227] ? report_bug+0x28c/0x2d0
[ 8.730633][ T227] ? handle_bug+0x54/0xa0
[ 8.730813][ T227] ? exc_invalid_op+0x18/0x50
[ 8.731067][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 8.731300][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.731526][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 8.731810][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 8.732035][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 8.732259][ T227] register_netdevice+0xd46/0x1360
[ 8.732485][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 8.732722][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 8.732967][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 8.733243][ T227] ? mark_lock+0x38/0x3e0
[ 8.733414][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 8.733697][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 8.733983][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 8.734266][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 8.734517][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 8.734793][ T227] ? kernfs_create_link+0x173/0x240
[ 8.735028][ T227] ? kernfs_put+0x1c/0x40
[ 8.735199][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 8.735424][ T227] really_probe+0x1df/0x920
[ 8.735651][ T227] __driver_probe_device+0x2e6/0x3e0
[ 8.735886][ T227] driver_probe_device+0x49/0x140
[ 8.736108][ T227] __device_attach_driver+0x192/0x2b0
[ 8.736331][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 8.736600][ T227] bus_for_each_drv+0x107/0x1a0
[ 8.736829][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 8.737049][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.737271][ T227] ? __pfx___lock_release+0x10/0x10
[ 8.737493][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 8.737719][ T227] __device_attach+0x1a3/0x3f0
[ 8.737946][ T227] ? __pfx___device_attach+0x10/0x10
[ 8.738164][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.738383][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 8.738612][ T227] bus_probe_device+0x133/0x180
[ 8.738842][ T227] device_add+0x99d/0x1110
[ 8.739073][ T227] ? __pfx_device_add+0x10/0x10
[ 8.739291][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 8.739524][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 8.739800][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 8.740093][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.740309][ T227] ? sysfs_file_ops+0x11e/0x170
[ 8.740536][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.740755][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 8.740991][ T227] vfs_write+0xa87/0x11e0
[ 8.741169][ T227] ? __pfx_vfs_write+0x10/0x10
[ 8.741390][ T227] ? __lock_release+0x103/0x460
[ 8.741609][ T227] ? do_user_addr_fault+0x972/0xe30
[ 8.741846][ T227] ? __pfx___up_read+0x10/0x10
[ 8.742074][ T227] ksys_write+0xf8/0x1d0
[ 8.742247][ T227] ? __pfx_ksys_write+0x10/0x10
[ 8.742464][ T227] ? do_user_addr_fault+0x97c/0xe30
[ 8.742691][ T227] do_syscall_64+0xc1/0x1d0
[ 8.742924][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 8.743189][ T227] RIP: 0033:0x7fa6d2b38b77
[ 8.743424][ 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
[ 8.744160][ T227] RSP: 002b:00007fffc2c64758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 8.744496][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa6d2b38b77
[ 8.744830][ T227] RDX: 0000000000000004 RSI: 0000560e14d0b7a0 RDI: 0000000000000001
[ 8.745154][ T227] RBP: 0000560e14d0b7a0 R08: 0000000000000003 R09: 0000000000000000
[ 8.745476][ T227] R10: 0000000000000004 R11: 0000000000000246 R12: 0000000000000004
[ 8.745799][ T227] R13: 00007fa6d2bf4760 R14: 0000000000000004 R15: 00007fa6d2bef9c0
[ 8.746149][ T227]
[ 8.746323][ T227] irq event stamp: 70461
[ 8.746495][ T227] hardirqs last enabled at (70473): [] __up_console_sem+0x6b/0x80
[ 8.746886][ T227] hardirqs last disabled at (70486): [] __up_console_sem+0x50/0x80
[ 8.747259][ T227] softirqs last enabled at (69356): [] handle_softirqs+0x32e/0x5c0
[ 8.747636][ T227] softirqs last disabled at (69343): [] __irq_exit_rcu+0xc4/0x100
[ 8.748015][ T227] ---[ end trace 0000000000000000 ]---
[ 8.766963][ T227] ------------[ cut here ]------------
[ 8.767265][ T227] WARNING: CPU: 2 PID: 227 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 8.767684][ T227] Modules linked in: netdevsim
[ 8.768038][ T227] CPU: 2 UID: 0 PID: 227 Comm: peer.sh Tainted: G W 6.14.0-rc5-virtme #1
[ 8.768408][ T227] Tainted: [W]=WARN
[ 8.768609][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 8.768885][ T227] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 8.769160][ 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
[ 8.769887][ T227] RSP: 0018:ffffc90000b17520 EFLAGS: 00010246
[ 8.770155][ T227] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 8.770465][ T227] RDX: 0000000000000000 RSI: ffff88800b2fac98 RDI: ffff888009590b78
[ 8.770777][ T227] RBP: ffffffff88d23440 R08: 0000000000000000 R09: fffffbfff0d7d83c
[ 8.771096][ T227] R10: ffffffff86bec1e7 R11: ffff888009590040 R12: 0000000000000000
[ 8.771413][ T227] R13: ffff88800b2fa128 R14: ffff88800b2fa008 R15: ffff88800b2fa000
[ 8.771722][ T227] FS: 00007fa6d29f7740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[ 8.772090][ T227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.772359][ T227] CR2: 0000559bd2d16088 CR3: 0000000004db6004 CR4: 0000000000772ef0
[ 8.772669][ T227] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8.772993][ T227] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8.773303][ T227] PKRU: 55555554
[ 8.773468][ T227] Call Trace:
[ 8.773631][ T227]
[ 8.773750][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.773974][ T227] ? __warn+0xd1/0x1c0
[ 8.774145][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.774369][ T227] ? report_bug+0x28c/0x2d0
[ 8.774596][ T227] ? handle_bug+0x54/0xa0
[ 8.774764][ T227] ? exc_invalid_op+0x18/0x50
[ 8.774988][ T227] ? asm_exc_invalid_op+0x1a/0x20
[ 8.775217][ T227] ? __netdev_update_features+0x9c1/0xde0
[ 8.775442][ T227] ? __pfx___netdev_update_features+0x10/0x10
[ 8.775715][ T227] ? _raw_spin_unlock_irq+0x28/0x50
[ 8.775950][ T227] ? netdev_register_kobject+0x264/0x2f0
[ 8.776177][ T227] register_netdevice+0xd46/0x1360
[ 8.776399][ T227] ? __pfx_register_netdevice+0x10/0x10
[ 8.776629][ T227] nsim_create+0x5f4/0x790 [netdevsim]
[ 8.776871][ T227] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 8.777147][ T227] ? mark_lock+0x38/0x3e0
[ 8.777318][ T227] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 8.777605][ T227] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 8.777886][ T227] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 8.778164][ T227] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 8.778392][ T227] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 8.778666][ T227] ? kernfs_create_link+0x173/0x240
[ 8.778894][ T227] ? kernfs_put+0x1c/0x40
[ 8.779064][ T227] ? sysfs_do_create_link_sd+0x8c/0x100
[ 8.779292][ T227] really_probe+0x1df/0x920
[ 8.779517][ T227] __driver_probe_device+0x2e6/0x3e0
[ 8.779742][ T227] driver_probe_device+0x49/0x140
[ 8.779971][ T227] __device_attach_driver+0x192/0x2b0
[ 8.780195][ T227] ? __pfx___device_attach_driver+0x10/0x10
[ 8.780458][ T227] bus_for_each_drv+0x107/0x1a0
[ 8.780680][ T227] ? __pfx_bus_for_each_drv+0x10/0x10
[ 8.780907][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.781127][ T227] ? __pfx___lock_release+0x10/0x10
[ 8.781342][ T227] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 8.781573][ T227] __device_attach+0x1a3/0x3f0
[ 8.781791][ T227] ? __pfx___device_attach+0x10/0x10
[ 8.782018][ T227] ? bus_to_subsys+0xd5/0x110
[ 8.782239][ T227] ? do_raw_spin_unlock+0x58/0x220
[ 8.782467][ T227] bus_probe_device+0x133/0x180
[ 8.782687][ T227] device_add+0x99d/0x1110
[ 8.782920][ T227] ? __pfx_device_add+0x10/0x10
[ 8.783136][ T227] ? __init_waitqueue_head+0xcf/0x150
[ 8.783366][ T227] new_device_store+0x393/0x690 [netdevsim]
[ 8.783644][ T227] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 8.783937][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.784154][ T227] ? sysfs_file_ops+0x11e/0x170
[ 8.784391][ T227] ? __pfx_sysfs_kf_write+0x10/0x10
[ 8.784609][ T227] kernfs_fop_write_iter+0x2ba/0x460
[ 8.784842][ T227] vfs_write+0xa87/0x11e0
[ 8.785021][ T227] ? __pfx_vfs_write+0x10/0x10
[ 8.785240][ T227] ? find_held_lock+0x2c/0x110
[ 8.785468][ T227] ? __pfx___lock_release+0x10/0x10
[ 8.785696][ T227] ksys_write+0xf8/0x1d0
[ 8.785879][ T227] ? __pfx_ksys_write+0x10/0x10
[ 8.786109][ T227] do_syscall_64+0xc1/0x1d0
[ 8.786331][ T227] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 8.786593][ T227] RIP: 0033:0x7fa6d2b38b77
[ 8.786826][ 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
[ 8.787545][ T227] RSP: 002b:00007fffc2c64758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 8.787872][ T227] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa6d2b38b77
[ 8.788187][ T227] RDX: 0000000000000004 RSI: 0000560e14d0b7a0 RDI: 0000000000000001
[ 8.788508][ T227] RBP: 0000560e14d0b7a0 R08: 0000000000000000 R09: 00007fa6d2bab4e0
[ 8.788833][ T227] R10: 00007fa6d2bab3e0 R11: 0000000000000246 R12: 0000000000000004
[ 8.789149][ T227] R13: 00007fa6d2bf4760 R14: 0000000000000004 R15: 00007fa6d2bef9c0
[ 8.789483][ T227]
[ 8.789654][ T227] irq event stamp: 77699
[ 8.789831][ T227] hardirqs last enabled at (77713): [] __up_console_sem+0x6b/0x80
[ 8.790261][ T227] hardirqs last disabled at (77724): [] __up_console_sem+0x50/0x80
[ 8.790621][ T227] softirqs last enabled at (77002): [] handle_softirqs+0x32e/0x5c0
[ 8.790993][ T227] softirqs last disabled at (76995): [] __irq_exit_rcu+0xc4/0x100
[ 8.791359][ T227] ---[ end trace 0000000000000000 ]---
[ 8.897669][ T231] netdevsim netdevsim512 eni512np1: renamed from eth1
[ 8.981400][ T232] netdevsim netdevsim301 eni301np1: renamed from eth0
[ 10.539781][ T227] Could not find device with ifindex 2000 in netnsfd 11
[ 10.540682][ T227] Could not find netns with fd: 2000
[ 10.541320][ T227] Cannot link a netdevsim to itself
[ 10.542069][ T227] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).