[ 194.801417][ T2236] ------------[ cut here ]------------
[ 194.801861][ T2236] WARNING: CPU: 3 PID: 2236 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 194.802439][ T2236] Modules linked in: netdevsim psample cls_matchall ip6_gre gre act_mirred act_tunnel_key cls_flower bareudp mpls_gso mpls_iptunnel mpls_router sch_ingress vxlan
[ 194.803340][ T2236] CPU: 3 UID: 0 PID: 2236 Comm: busy_poll_test. Not tainted 6.14.0-rc5-virtme #1
[ 194.803861][ T2236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 194.804156][ T2236] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 194.804512][ T2236] Code: 00 e8 13 47 fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf d0 0c 00 00 be ff ff ff ff e8 98 5f 99 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
[ 194.805390][ T2236] RSP: 0018:ffffc90001697528 EFLAGS: 00010246
[ 194.805670][ T2236] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 194.806090][ T2236] RDX: 0000000000000000 RSI: ffff8880108eacd0 RDI: ffff888009e08b78
[ 194.806477][ T2236] RBP: ffffffff90253580 R08: 0000000000000000 R09: fffffbfff1c02504
[ 194.806832][ T2236] R10: ffffffff8e012827 R11: ffff888009e08040 R12: 0000000000000000
[ 194.807259][ T2236] R13: ffff8880108ea130 R14: ffff8880108ea008 R15: ffff8880108ea000
[ 194.807690][ T2236] FS: 00007fb3e1b17740(0000) GS:ffff88806cf80000(0000) knlGS:0000000000000000
[ 194.808239][ T2236] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 194.808517][ T2236] CR2: 0000561e9e9b0f88 CR3: 000000000e518002 CR4: 0000000000772ef0
[ 194.808964][ T2236] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 194.809326][ T2236] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 194.809660][ T2236] PKRU: 55555554
[ 194.809872][ T2236] Call Trace:
[ 194.810058][ T2236]
[ 194.810177][ T2236] ? __netdev_update_features+0x9c1/0xde0
[ 194.810437][ T2236] ? __warn+0xd1/0x1c0
[ 194.810656][ T2236] ? __netdev_update_features+0x9c1/0xde0
[ 194.810954][ T2236] ? report_bug+0x28c/0x2d0
[ 194.811249][ T2236] ? handle_bug+0x54/0xa0
[ 194.811425][ T2236] ? exc_invalid_op+0x18/0x50
[ 194.811646][ T2236] ? asm_exc_invalid_op+0x1a/0x20
[ 194.811893][ T2236] ? __netdev_update_features+0x9c1/0xde0
[ 194.812183][ T2236] ? __netdev_update_features+0x9b8/0xde0
[ 194.812474][ T2236] ? __pfx___netdev_update_features+0x10/0x10
[ 194.812846][ T2236] ? _raw_spin_unlock_irq+0x28/0x50
[ 194.813128][ T2236] ? netdev_register_kobject+0x264/0x2f0
[ 194.813358][ T2236] register_netdevice+0xd46/0x1360
[ 194.813585][ T2236] ? __pfx_register_netdevice+0x10/0x10
[ 194.813818][ T2236] ? __debugfs_create_file+0x364/0x5b0
[ 194.814117][ T2236] nsim_create+0x5b7/0x740 [netdevsim]
[ 194.814406][ T2236] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 194.814688][ T2236] ? mark_lock+0x38/0x3e0
[ 194.814870][ T2236] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 194.815242][ T2236] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 194.815607][ T2236] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 194.815981][ T2236] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 194.816211][ T2236] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 194.816485][ T2236] ? kernfs_create_link+0x173/0x240
[ 194.816801][ T2236] ? kernfs_put+0x1c/0x40
[ 194.816992][ T2236] ? sysfs_do_create_link_sd+0x8c/0x100
[ 194.817219][ T2236] really_probe+0x1df/0x920
[ 194.817483][ T2236] __driver_probe_device+0x2e6/0x3e0
[ 194.817784][ T2236] driver_probe_device+0x49/0x140
[ 194.818072][ T2236] __device_attach_driver+0x192/0x2b0
[ 194.818335][ T2236] ? __pfx___device_attach_driver+0x10/0x10
[ 194.818604][ T2236] bus_for_each_drv+0x107/0x1a0
[ 194.818836][ T2236] ? __pfx_bus_for_each_drv+0x10/0x10
[ 194.819053][ T2236] ? bus_to_subsys+0xd5/0x110
[ 194.819337][ T2236] ? __pfx___lock_release+0x10/0x10
[ 194.819620][ T2236] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 194.819920][ T2236] __device_attach+0x1a3/0x3f0
[ 194.820161][ T2236] ? __pfx___device_attach+0x10/0x10
[ 194.820380][ T2236] ? bus_to_subsys+0xd5/0x110
[ 194.820619][ T2236] ? do_raw_spin_unlock+0x58/0x220
[ 194.820921][ T2236] bus_probe_device+0x133/0x180
[ 194.821213][ T2236] device_add+0x99d/0x1110
[ 194.821436][ T2236] ? __pfx_device_add+0x10/0x10
[ 194.821665][ T2236] ? __init_waitqueue_head+0xcf/0x150
[ 194.821966][ T2236] new_device_store+0x393/0x690 [netdevsim]
[ 194.822334][ T2236] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 194.822713][ T2236] ? __pfx_sysfs_kf_write+0x10/0x10
[ 194.822962][ T2236] ? sysfs_file_ops+0x11e/0x170
[ 194.823187][ T2236] ? __pfx_sysfs_kf_write+0x10/0x10
[ 194.823403][ T2236] kernfs_fop_write_iter+0x2ba/0x460
[ 194.823628][ T2236] vfs_write+0xa87/0x11e0
[ 194.823812][ T2236] ? __pfx_vfs_write+0x10/0x10
[ 194.824104][ T2236] ? __lock_release+0x103/0x460
[ 194.824389][ T2236] ? do_user_addr_fault+0x972/0xe30
[ 194.824681][ T2236] ? __pfx___up_read+0x10/0x10
[ 194.824981][ T2236] ksys_write+0xf8/0x1d0
[ 194.825193][ T2236] ? __pfx_ksys_write+0x10/0x10
[ 194.825410][ T2236] ? do_user_addr_fault+0x97c/0xe30
[ 194.825639][ T2236] do_syscall_64+0xc1/0x1d0
[ 194.825873][ T2236] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 194.826197][ T2236] RIP: 0033:0x7fb3e1c58b77
[ 194.826489][ T2236] 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
[ 194.827406][ T2236] RSP: 002b:00007ffecdbe4558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 194.827762][ T2236] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb3e1c58b77
[ 194.828094][ T2236] RDX: 0000000000000004 RSI: 0000561e9e9aff80 RDI: 0000000000000001
[ 194.828473][ T2236] RBP: 0000561e9e9aff80 R08: 0000000000000003 R09: 0000000000000000
[ 194.828909][ T2236] R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000004
[ 194.829296][ T2236] R13: 00007fb3e1d14760 R14: 0000000000000004 R15: 00007fb3e1d0f9c0
[ 194.829645][ T2236]
[ 194.829824][ T2236] irq event stamp: 58303
[ 194.830009][ T2236] hardirqs last enabled at (58313): [] __up_console_sem+0x6b/0x80
[ 194.830439][ T2236] hardirqs last disabled at (58322): [] __up_console_sem+0x50/0x80
[ 194.830937][ T2236] softirqs last enabled at (57360): [] handle_softirqs+0x32e/0x5c0
[ 194.831357][ T2236] softirqs last disabled at (57279): [] __irq_exit_rcu+0xc4/0x100
[ 194.831739][ T2236] ---[ end trace 0000000000000000 ]---
[ 194.848463][ T2236] ------------[ cut here ]------------
[ 194.848865][ T2236] WARNING: CPU: 2 PID: 2236 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 194.849351][ T2236] Modules linked in: netdevsim psample cls_matchall ip6_gre gre act_mirred act_tunnel_key cls_flower bareudp mpls_gso mpls_iptunnel mpls_router sch_ingress vxlan
[ 194.850110][ T2236] CPU: 2 UID: 0 PID: 2236 Comm: busy_poll_test. Tainted: G W 6.14.0-rc5-virtme #1
[ 194.850587][ T2236] Tainted: [W]=WARN
[ 194.850897][ T2236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 194.851249][ T2236] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 194.851551][ T2236] Code: 00 e8 13 47 fe ff 48 8b 5c 24 58 e9 87 fb ff ff 49 8d bf d0 0c 00 00 be ff ff ff ff e8 98 5f 99 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
[ 194.852346][ T2236] RSP: 0018:ffffc90001697528 EFLAGS: 00010246
[ 194.852644][ T2236] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 194.852998][ T2236] RDX: 0000000000000000 RSI: ffff888002612cd0 RDI: ffff888009e08b78
[ 194.853343][ T2236] RBP: ffffffff90253580 R08: 0000000000000000 R09: fffffbfff1c02504
[ 194.853723][ T2236] R10: ffffffff8e012827 R11: ffff888009e08040 R12: 0000000000000000
[ 194.854189][ T2236] R13: ffff888002612130 R14: ffff888002612008 R15: ffff888002612000
[ 194.854534][ T2236] FS: 00007fb3e1b17740(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
[ 194.854958][ T2236] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 194.855255][ T2236] CR2: 00007f4cf78ed000 CR3: 000000000e518005 CR4: 0000000000772ef0
[ 194.855600][ T2236] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 194.855961][ T2236] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 194.856309][ T2236] PKRU: 55555554
[ 194.856491][ T2236] Call Trace:
[ 194.856670][ T2236]
[ 194.856829][ T2236] ? __netdev_update_features+0x9c1/0xde0
[ 194.857074][ T2236] ? __warn+0xd1/0x1c0
[ 194.857262][ T2236] ? __netdev_update_features+0x9c1/0xde0
[ 194.857498][ T2236] ? report_bug+0x28c/0x2d0
[ 194.857755][ T2236] ? handle_bug+0x54/0xa0
[ 194.857951][ T2236] ? exc_invalid_op+0x18/0x50
[ 194.858192][ T2236] ? asm_exc_invalid_op+0x1a/0x20
[ 194.858445][ T2236] ? __netdev_update_features+0x9c1/0xde0
[ 194.858689][ T2236] ? __netdev_update_features+0x9b8/0xde0
[ 194.858951][ T2236] ? __pfx___netdev_update_features+0x10/0x10
[ 194.859250][ T2236] ? _raw_spin_unlock_irq+0x28/0x50
[ 194.859501][ T2236] ? netdev_register_kobject+0x264/0x2f0
[ 194.859755][ T2236] register_netdevice+0xd46/0x1360
[ 194.860001][ T2236] ? __pfx_register_netdevice+0x10/0x10
[ 194.860237][ T2236] ? __debugfs_create_file+0x364/0x5b0
[ 194.860486][ T2236] nsim_create+0x5b7/0x740 [netdevsim]
[ 194.860747][ T2236] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 194.861066][ T2236] ? mark_lock+0x38/0x3e0
[ 194.861251][ T2236] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 194.861557][ T2236] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 194.861870][ T2236] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 194.862475][ T2236] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 194.862738][ T2236] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 194.863035][ T2236] ? kernfs_create_link+0x173/0x240
[ 194.863271][ T2236] ? kernfs_put+0x1c/0x40
[ 194.863591][ T2236] ? sysfs_do_create_link_sd+0x8c/0x100
[ 194.863851][ T2236] really_probe+0x1df/0x920
[ 194.864104][ T2236] __driver_probe_device+0x2e6/0x3e0
[ 194.864341][ T2236] driver_probe_device+0x49/0x140
[ 194.864719][ T2236] __device_attach_driver+0x192/0x2b0
[ 194.864962][ T2236] ? __pfx___device_attach_driver+0x10/0x10
[ 194.865265][ T2236] bus_for_each_drv+0x107/0x1a0
[ 194.865510][ T2236] ? __pfx_bus_for_each_drv+0x10/0x10
[ 194.865889][ T2236] ? bus_to_subsys+0xd5/0x110
[ 194.866131][ T2236] ? __pfx___lock_release+0x10/0x10
[ 194.866365][ T2236] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 194.866610][ T2236] __device_attach+0x1a3/0x3f0
[ 194.867005][ T2236] ? __pfx___device_attach+0x10/0x10
[ 194.867241][ T2236] ? bus_to_subsys+0xd5/0x110
[ 194.867475][ T2236] ? do_raw_spin_unlock+0x58/0x220
[ 194.867731][ T2236] bus_probe_device+0x133/0x180
[ 194.867975][ T2236] device_add+0x99d/0x1110
[ 194.868228][ T2236] ? __pfx_device_add+0x10/0x10
[ 194.868460][ T2236] ? __init_waitqueue_head+0xcf/0x150
[ 194.868725][ T2236] new_device_store+0x393/0x690 [netdevsim]
[ 194.869034][ T2236] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 194.869340][ T2236] ? __pfx_sysfs_kf_write+0x10/0x10
[ 194.869575][ T2236] ? sysfs_file_ops+0x11e/0x170
[ 194.869833][ T2236] ? __pfx_sysfs_kf_write+0x10/0x10
[ 194.870071][ T2236] kernfs_fop_write_iter+0x2ba/0x460
[ 194.870313][ T2236] vfs_write+0xa87/0x11e0
[ 194.870509][ T2236] ? __pfx_vfs_write+0x10/0x10
[ 194.870767][ T2236] ? find_held_lock+0x2c/0x110
[ 194.871010][ T2236] ? __pfx___lock_release+0x10/0x10
[ 194.871255][ T2236] ksys_write+0xf8/0x1d0
[ 194.871439][ T2236] ? __pfx_ksys_write+0x10/0x10
[ 194.871685][ T2236] do_syscall_64+0xc1/0x1d0
[ 194.871944][ T2236] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 194.872225][ T2236] RIP: 0033:0x7fb3e1c58b77
[ 194.872472][ T2236] 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
[ 194.873404][ T2236] RSP: 002b:00007ffecdbe4558 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 194.873758][ T2236] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb3e1c58b77
[ 194.874101][ T2236] RDX: 0000000000000004 RSI: 0000561e9e9aff80 RDI: 0000000000000001
[ 194.874444][ T2236] RBP: 0000561e9e9aff80 R08: 0000000000000000 R09: 00007fb3e1ccb4e0
[ 194.874933][ T2236] R10: 00007fb3e1ccb3e0 R11: 0000000000000246 R12: 0000000000000004
[ 194.875277][ T2236] R13: 00007fb3e1d14760 R14: 0000000000000004 R15: 00007fb3e1d0f9c0
[ 194.875640][ T2236]
[ 194.875846][ T2236] irq event stamp: 65135
[ 194.876030][ T2236] hardirqs last enabled at (65147): [] __up_console_sem+0x6b/0x80
[ 194.876557][ T2236] hardirqs last disabled at (65158): [] __up_console_sem+0x50/0x80
[ 194.876978][ T2236] softirqs last enabled at (64072): [] handle_softirqs+0x32e/0x5c0
[ 194.877382][ T2236] softirqs last disabled at (64005): [] __irq_exit_rcu+0xc4/0x100
[ 194.877926][ T2236] ---[ end trace 0000000000000000 ]---
[ 194.932029][ T2239] netdevsim netdevsim380 eni380np1: renamed from eth0
[ 195.002199][ T2238] netdevsim netdevsim675 eni675np1: renamed from eth1