[ 247.269122][ T2802] ------------[ cut here ]------------
[ 247.269582][ T2802] WARNING: CPU: 0 PID: 2802 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 247.270202][ T2802] Modules linked in: netdevsim psample vxlan cls_matchall ip6_gre gre act_mirred act_tunnel_key cls_flower bareudp mpls_gso mpls_iptunnel mpls_router cls_bpf sch_ingress
[ 247.270935][ T2802] CPU: 0 UID: 0 PID: 2802 Comm: busy_poll_test. Not tainted 6.14.0-rc5-virtme #1
[ 247.271376][ T2802] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 247.271668][ T2802] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 247.271974][ T2802] Code: 00 e8 d3 48 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 3b 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
[ 247.272774][ T2802] RSP: 0018:ffffc90001947528 EFLAGS: 00010246
[ 247.273083][ T2802] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 247.273429][ T2802] RDX: 0000000000000000 RSI: ffff88800de22cd0 RDI: ffff888010cc0b78
[ 247.273786][ T2802] RBP: ffffffff9ee53580 R08: 0000000000000000 R09: fffffbfff3982504
[ 247.274139][ T2802] R10: ffffffff9cc12827 R11: ffff888010cc0040 R12: 0000000000000000
[ 247.274491][ T2802] R13: ffff88800de22130 R14: ffff88800de22008 R15: ffff88800de22000
[ 247.274842][ T2802] FS: 00007fb117ab8740(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 247.275251][ T2802] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 247.275541][ T2802] CR2: 00005626e2b7ef88 CR3: 000000000c3a0006 CR4: 0000000000772ef0
[ 247.275889][ T2802] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 247.276249][ T2802] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 247.276590][ T2802] PKRU: 55555554
[ 247.276769][ T2802] Call Trace:
[ 247.276949][ T2802]
[ 247.277089][ T2802] ? __netdev_update_features+0x9c1/0xde0
[ 247.277326][ T2802] ? __warn+0xd1/0x1c0
[ 247.277644][ T2802] ? __netdev_update_features+0x9c1/0xde0
[ 247.277880][ T2802] ? report_bug+0x28c/0x2d0
[ 247.278126][ T2802] ? handle_bug+0x54/0xa0
[ 247.278304][ T2802] ? exc_invalid_op+0x18/0x50
[ 247.278535][ T2802] ? asm_exc_invalid_op+0x1a/0x20
[ 247.278775][ T2802] ? __netdev_update_features+0x9c1/0xde0
[ 247.279003][ T2802] ? __netdev_update_features+0x9b8/0xde0
[ 247.279242][ T2802] ? __pfx___netdev_update_features+0x10/0x10
[ 247.279529][ T2802] ? _raw_spin_unlock_irq+0x28/0x50
[ 247.279759][ T2802] ? netdev_register_kobject+0x264/0x2f0
[ 247.279997][ T2802] register_netdevice+0xd46/0x1360
[ 247.280252][ T2802] ? __pfx_register_netdevice+0x10/0x10
[ 247.280475][ T2802] ? __debugfs_create_file+0x364/0x5b0
[ 247.280716][ T2802] nsim_create+0x5b7/0x740 [netdevsim]
[ 247.280958][ T2802] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 247.281260][ T2802] ? mark_lock+0x38/0x3e0
[ 247.281438][ T2802] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 247.281735][ T2802] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 247.282029][ T2802] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 247.282334][ T2802] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 247.282578][ T2802] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 247.282865][ T2802] ? kernfs_create_link+0x173/0x240
[ 247.283104][ T2802] ? kernfs_put+0x1c/0x40
[ 247.283275][ T2802] ? sysfs_do_create_link_sd+0x8c/0x100
[ 247.283506][ T2802] really_probe+0x1df/0x920
[ 247.283735][ T2802] __driver_probe_device+0x2e6/0x3e0
[ 247.283960][ T2802] driver_probe_device+0x49/0x140
[ 247.284200][ T2802] __device_attach_driver+0x192/0x2b0
[ 247.284426][ T2802] ? __pfx___device_attach_driver+0x10/0x10
[ 247.284701][ T2802] bus_for_each_drv+0x107/0x1a0
[ 247.284925][ T2802] ? __pfx_bus_for_each_drv+0x10/0x10
[ 247.285156][ T2802] ? bus_to_subsys+0xd5/0x110
[ 247.285379][ T2802] ? __pfx___lock_release+0x10/0x10
[ 247.285598][ T2802] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 247.285828][ T2802] __device_attach+0x1a3/0x3f0
[ 247.286059][ T2802] ? __pfx___device_attach+0x10/0x10
[ 247.286279][ T2802] ? bus_to_subsys+0xd5/0x110
[ 247.286499][ T2802] ? do_raw_spin_unlock+0x58/0x220
[ 247.286728][ T2802] bus_probe_device+0x133/0x180
[ 247.286953][ T2802] device_add+0x99d/0x1110
[ 247.287187][ T2802] ? __pfx_device_add+0x10/0x10
[ 247.287413][ T2802] ? __init_waitqueue_head+0xcf/0x150
[ 247.287646][ T2802] new_device_store+0x393/0x690 [netdevsim]
[ 247.287937][ T2802] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 247.288235][ T2802] ? __pfx_sysfs_kf_write+0x10/0x10
[ 247.288453][ T2802] ? sysfs_file_ops+0x11e/0x170
[ 247.288683][ T2802] ? __pfx_sysfs_kf_write+0x10/0x10
[ 247.288901][ T2802] kernfs_fop_write_iter+0x2ba/0x460
[ 247.289142][ T2802] vfs_write+0xa87/0x11e0
[ 247.289320][ T2802] ? __pfx_vfs_write+0x10/0x10
[ 247.289548][ T2802] ? __lock_release+0x103/0x460
[ 247.289767][ T2802] ? do_user_addr_fault+0x972/0xe30
[ 247.290002][ T2802] ? __pfx___up_read+0x10/0x10
[ 247.290240][ T2802] ksys_write+0xf8/0x1d0
[ 247.290411][ T2802] ? __pfx_ksys_write+0x10/0x10
[ 247.290642][ T2802] ? do_user_addr_fault+0x97c/0xe30
[ 247.290876][ T2802] do_syscall_64+0xc1/0x1d0
[ 247.291110][ T2802] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.291383][ T2802] RIP: 0033:0x7fb117bf9b77
[ 247.291612][ T2802] 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
[ 247.292398][ T2802] RSP: 002b:00007fff3d251418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 247.292734][ T2802] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb117bf9b77
[ 247.293073][ T2802] RDX: 0000000000000004 RSI: 00005626e2b7df80 RDI: 0000000000000001
[ 247.293405][ T2802] RBP: 00005626e2b7df80 R08: 0000000000000003 R09: 0000000000000000
[ 247.293746][ T2802] R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000004
[ 247.294087][ T2802] R13: 00007fb117cb5760 R14: 0000000000000004 R15: 00007fb117cb09c0
[ 247.294441][ T2802]
[ 247.294616][ T2802] irq event stamp: 69933
[ 247.294787][ T2802] hardirqs last enabled at (69943): [] __up_console_sem+0x6b/0x80
[ 247.295222][ T2802] hardirqs last disabled at (69954): [] __up_console_sem+0x50/0x80
[ 247.295601][ T2802] softirqs last enabled at (68892): [] handle_softirqs+0x32e/0x5c0
[ 247.295991][ T2802] softirqs last disabled at (68767): [] __irq_exit_rcu+0xc4/0x100
[ 247.296378][ T2802] ---[ end trace 0000000000000000 ]---
[ 247.314811][ T2802] ------------[ cut here ]------------
[ 247.315240][ T2802] WARNING: CPU: 0 PID: 2802 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 247.315691][ T2802] Modules linked in: netdevsim psample vxlan cls_matchall ip6_gre gre act_mirred act_tunnel_key cls_flower bareudp mpls_gso mpls_iptunnel mpls_router cls_bpf sch_ingress
[ 247.316424][ T2802] CPU: 0 UID: 0 PID: 2802 Comm: busy_poll_test. Tainted: G W 6.14.0-rc5-virtme #1
[ 247.316870][ T2802] Tainted: [W]=WARN
[ 247.317066][ T2802] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 247.317349][ T2802] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 247.317644][ T2802] Code: 00 e8 d3 48 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 3b 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
[ 247.318433][ T2802] RSP: 0018:ffffc90001947528 EFLAGS: 00010246
[ 247.318715][ T2802] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 247.319061][ T2802] RDX: 0000000000000000 RSI: ffff88800ae52cd0 RDI: ffff888010cc0b78
[ 247.319395][ T2802] RBP: ffffffff9ee53580 R08: 0000000000000000 R09: fffffbfff3982504
[ 247.319722][ T2802] R10: ffffffff9cc12827 R11: ffff888010cc0040 R12: 0000000000000000
[ 247.320065][ T2802] R13: ffff88800ae52130 R14: ffff88800ae52008 R15: ffff88800ae52000
[ 247.320401][ T2802] FS: 00007fb117ab8740(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 247.320785][ T2802] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 247.321073][ T2802] CR2: 00005626e2b7ef88 CR3: 000000000c3a0006 CR4: 0000000000772ef0
[ 247.321555][ T2802] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 247.321893][ T2802] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 247.322230][ T2802] PKRU: 55555554
[ 247.322399][ T2802] Call Trace:
[ 247.322567][ T2802]
[ 247.322681][ T2802] ? __netdev_update_features+0x9c1/0xde0
[ 247.322904][ T2802] ? __warn+0xd1/0x1c0
[ 247.323085][ T2802] ? __netdev_update_features+0x9c1/0xde0
[ 247.323312][ T2802] ? report_bug+0x28c/0x2d0
[ 247.323545][ T2802] ? handle_bug+0x54/0xa0
[ 247.323718][ T2802] ? exc_invalid_op+0x18/0x50
[ 247.323943][ T2802] ? asm_exc_invalid_op+0x1a/0x20
[ 247.324210][ T2802] ? __netdev_update_features+0x9c1/0xde0
[ 247.324482][ T2802] ? __netdev_update_features+0x9b8/0xde0
[ 247.324713][ T2802] ? __pfx___netdev_update_features+0x10/0x10
[ 247.324997][ T2802] ? _raw_spin_unlock_irq+0x28/0x50
[ 247.325240][ T2802] ? netdev_register_kobject+0x264/0x2f0
[ 247.325471][ T2802] register_netdevice+0xd46/0x1360
[ 247.325710][ T2802] ? __pfx_register_netdevice+0x10/0x10
[ 247.325931][ T2802] ? __debugfs_create_file+0x364/0x5b0
[ 247.326177][ T2802] nsim_create+0x5b7/0x740 [netdevsim]
[ 247.326413][ T2802] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 247.326702][ T2802] ? mark_lock+0x38/0x3e0
[ 247.326877][ T2802] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 247.327180][ T2802] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 247.327468][ T2802] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 247.327755][ T2802] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 247.328302][ T2802] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 247.328591][ T2802] ? kernfs_create_link+0x173/0x240
[ 247.328952][ T2802] ? kernfs_put+0x1c/0x40
[ 247.329134][ T2802] ? sysfs_do_create_link_sd+0x8c/0x100
[ 247.329367][ T2802] really_probe+0x1df/0x920
[ 247.329726][ T2802] __driver_probe_device+0x2e6/0x3e0
[ 247.329952][ T2802] driver_probe_device+0x49/0x140
[ 247.330325][ T2802] __device_attach_driver+0x192/0x2b0
[ 247.330554][ T2802] ? __pfx___device_attach_driver+0x10/0x10
[ 247.330833][ T2802] bus_for_each_drv+0x107/0x1a0
[ 247.331068][ T2802] ? __pfx_bus_for_each_drv+0x10/0x10
[ 247.331291][ T2802] ? bus_to_subsys+0xd5/0x110
[ 247.331524][ T2802] ? __pfx___lock_release+0x10/0x10
[ 247.331747][ T2802] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 247.332119][ T2802] __device_attach+0x1a3/0x3f0
[ 247.332350][ T2802] ? __pfx___device_attach+0x10/0x10
[ 247.332573][ T2802] ? bus_to_subsys+0xd5/0x110
[ 247.332928][ T2802] ? do_raw_spin_unlock+0x58/0x220
[ 247.333168][ T2802] bus_probe_device+0x133/0x180
[ 247.333396][ T2802] device_add+0x99d/0x1110
[ 247.333626][ T2802] ? __pfx_device_add+0x10/0x10
[ 247.333851][ T2802] ? __init_waitqueue_head+0xcf/0x150
[ 247.334100][ T2802] new_device_store+0x393/0x690 [netdevsim]
[ 247.334392][ T2802] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 247.334815][ T2802] ? __pfx_sysfs_kf_write+0x10/0x10
[ 247.335049][ T2802] ? sysfs_file_ops+0x11e/0x170
[ 247.335281][ T2802] ? __pfx_sysfs_kf_write+0x10/0x10
[ 247.335501][ T2802] kernfs_fop_write_iter+0x2ba/0x460
[ 247.335731][ T2802] vfs_write+0xa87/0x11e0
[ 247.335914][ T2802] ? __pfx_vfs_write+0x10/0x10
[ 247.336154][ T2802] ? find_held_lock+0x2c/0x110
[ 247.336387][ T2802] ? __pfx___lock_release+0x10/0x10
[ 247.336619][ T2802] ksys_write+0xf8/0x1d0
[ 247.336928][ T2802] ? __pfx_ksys_write+0x10/0x10
[ 247.337174][ T2802] do_syscall_64+0xc1/0x1d0
[ 247.337400][ T2802] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 247.337680][ T2802] RIP: 0033:0x7fb117bf9b77
[ 247.338063][ T2802] Code: Unable to access opcode bytes at 0x7fb117bf9b4d.
[ 247.338348][ T2802] RSP: 002b:00007fff3d251418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 247.338677][ T2802] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb117bf9b77
[ 247.339280][ T2802] RDX: 0000000000000004 RSI: 00005626e2b7df80 RDI: 0000000000000001
[ 247.339620][ T2802] RBP: 00005626e2b7df80 R08: 0000000000000000 R09: 00007fb117c6c4e0
[ 247.340102][ T2802] R10: 00007fb117c6c3e0 R11: 0000000000000246 R12: 0000000000000004
[ 247.340430][ T2802] R13: 00007fb117cb5760 R14: 0000000000000004 R15: 00007fb117cb09c0
[ 247.340917][ T2802]
[ 247.341221][ T2802] irq event stamp: 76135
[ 247.341403][ T2802] hardirqs last enabled at (76145): [] __up_console_sem+0x6b/0x80
[ 247.341788][ T2802] hardirqs last disabled at (76154): [] __up_console_sem+0x50/0x80
[ 247.342307][ T2802] softirqs last enabled at (75084): [] handle_softirqs+0x32e/0x5c0
[ 247.342692][ T2802] softirqs last disabled at (75067): [] __irq_exit_rcu+0xc4/0x100
[ 247.343087][ T2802] ---[ end trace 0000000000000000 ]---
[ 247.381160][ T2805] netdevsim netdevsim330 eni330np1: renamed from eth0
[ 247.470428][ T2804] netdevsim netdevsim637 eni637np1: renamed from eth1