[ 19.402975][ T368] ------------[ cut here ]------------
[ 19.403871][ T368] WARNING: CPU: 3 PID: 368 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 19.404327][ T368] Modules linked in: netdevsim psample act_mirred cls_flower sch_ingress
[ 19.404659][ T368] CPU: 3 UID: 0 PID: 368 Comm: busy_poll_test. Not tainted 6.14.0-rc5-virtme #1
[ 19.405020][ T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.405310][ T368] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 19.405576][ T368] 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
[ 19.406294][ T368] RSP: 0018:ffffc900006f7528 EFLAGS: 00010246
[ 19.406557][ T368] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 19.406864][ T368] RDX: 0000000000000000 RSI: ffff8880054eacd0 RDI: ffff888004db2e38
[ 19.407173][ T368] RBP: ffffffff97053580 R08: 0000000000000000 R09: fffffbfff29c2504
[ 19.407486][ T368] R10: ffffffff94e12827 R11: ffff888004db2300 R12: 0000000000000000
[ 19.407796][ T368] R13: ffff8880054ea130 R14: ffff8880054ea008 R15: ffff8880054ea000
[ 19.408110][ T368] FS: 00007f611bf00740(0000) GS:ffff88806cf80000(0000) knlGS:0000000000000000
[ 19.408473][ T368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 19.408738][ T368] CR2: 000055b2e2403f88 CR3: 00000000091d6001 CR4: 0000000000772ef0
[ 19.409045][ T368] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 19.409441][ T368] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 19.409748][ T368] PKRU: 55555554
[ 19.409904][ T368] Call Trace:
[ 19.410060][ T368]
[ 19.410180][ T368] ? __netdev_update_features+0x9c1/0xde0
[ 19.410399][ T368] ? __warn+0xd1/0x1c0
[ 19.410556][ T368] ? __netdev_update_features+0x9c1/0xde0
[ 19.410761][ T368] ? report_bug+0x28c/0x2d0
[ 19.410968][ T368] ? handle_bug+0x54/0xa0
[ 19.411124][ T368] ? exc_invalid_op+0x18/0x50
[ 19.411336][ T368] ? asm_exc_invalid_op+0x1a/0x20
[ 19.411554][ T368] ? __netdev_update_features+0x9c1/0xde0
[ 19.411762][ T368] ? __netdev_update_features+0x9b8/0xde0
[ 19.411973][ T368] ? __pfx___netdev_update_features+0x10/0x10
[ 19.412231][ T368] ? _raw_spin_unlock_irq+0x28/0x50
[ 19.412448][ T368] ? netdev_register_kobject+0x264/0x2f0
[ 19.412658][ T368] register_netdevice+0xd46/0x1360
[ 19.412873][ T368] ? __pfx_register_netdevice+0x10/0x10
[ 19.413076][ T368] ? __debugfs_create_file+0x364/0x5b0
[ 19.413302][ T368] nsim_create+0x5b7/0x740 [netdevsim]
[ 19.413522][ T368] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 19.413781][ T368] ? mark_lock+0x38/0x3e0
[ 19.413941][ T368] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 19.414209][ T368] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 19.414482][ T368] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 19.414745][ T368] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 19.414962][ T368] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 19.415230][ T368] ? kernfs_create_link+0x173/0x240
[ 19.415447][ T368] ? kernfs_put+0x1c/0x40
[ 19.415604][ T368] ? sysfs_do_create_link_sd+0x8c/0x100
[ 19.415819][ T368] really_probe+0x1df/0x920
[ 19.416033][ T368] __driver_probe_device+0x2e6/0x3e0
[ 19.416256][ T368] driver_probe_device+0x49/0x140
[ 19.416461][ T368] __device_attach_driver+0x192/0x2b0
[ 19.416669][ T368] ? __pfx___device_attach_driver+0x10/0x10
[ 19.416919][ T368] bus_for_each_drv+0x107/0x1a0
[ 19.417125][ T368] ? __pfx_bus_for_each_drv+0x10/0x10
[ 19.417343][ T368] ? bus_to_subsys+0xd5/0x110
[ 19.417553][ T368] ? __pfx___lock_release+0x10/0x10
[ 19.417757][ T368] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 19.417967][ T368] __device_attach+0x1a3/0x3f0
[ 19.418172][ T368] ? __pfx___device_attach+0x10/0x10
[ 19.418384][ T368] ? bus_to_subsys+0xd5/0x110
[ 19.418590][ T368] ? do_raw_spin_unlock+0x58/0x220
[ 19.418801][ T368] bus_probe_device+0x133/0x180
[ 19.419013][ T368] device_add+0x99d/0x1110
[ 19.419219][ T368] ? __pfx_device_add+0x10/0x10
[ 19.419429][ T368] ? __init_waitqueue_head+0xcf/0x150
[ 19.419647][ T368] new_device_store+0x393/0x690 [netdevsim]
[ 19.419909][ T368] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 19.420173][ T368] ? __pfx_sysfs_kf_write+0x10/0x10
[ 19.420389][ T368] ? sysfs_file_ops+0x11e/0x170
[ 19.420603][ T368] ? __pfx_sysfs_kf_write+0x10/0x10
[ 19.420805][ T368] kernfs_fop_write_iter+0x2ba/0x460
[ 19.421015][ T368] vfs_write+0xa87/0x11e0
[ 19.421179][ T368] ? __pfx_vfs_write+0x10/0x10
[ 19.421399][ T368] ? __lock_release+0x103/0x460
[ 19.421601][ T368] ? do_user_addr_fault+0x972/0xe30
[ 19.421813][ T368] ? __pfx___up_read+0x10/0x10
[ 19.422029][ T368] ksys_write+0xf8/0x1d0
[ 19.422187][ T368] ? __pfx_ksys_write+0x10/0x10
[ 19.422397][ T368] ? do_user_addr_fault+0x97c/0xe30
[ 19.422612][ T368] do_syscall_64+0xc1/0x1d0
[ 19.422818][ T368] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 19.423068][ T368] RIP: 0033:0x7f611c041b77
[ 19.423289][ T368] 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
[ 19.424003][ T368] RSP: 002b:00007ffc5abfaaf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 19.424321][ T368] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f611c041b77
[ 19.424625][ T368] RDX: 0000000000000004 RSI: 000055b2e2402f80 RDI: 0000000000000001
[ 19.424943][ T368] RBP: 000055b2e2402f80 R08: 0000000000000003 R09: 0000000000000000
[ 19.425263][ T368] R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000004
[ 19.425570][ T368] R13: 00007f611c0fd760 R14: 0000000000000004 R15: 00007f611c0f89c0
[ 19.425894][ T368]
[ 19.426052][ T368] irq event stamp: 66689
[ 19.426213][ T368] hardirqs last enabled at (66699): [] __up_console_sem+0x6b/0x80
[ 19.426574][ T368] hardirqs last disabled at (66710): [] __up_console_sem+0x50/0x80
[ 19.426922][ T368] softirqs last enabled at (66448): [] handle_softirqs+0x32e/0x5c0
[ 19.427281][ T368] softirqs last disabled at (66443): [] __irq_exit_rcu+0xc4/0x100
[ 19.427634][ T368] ---[ end trace 0000000000000000 ]---
[ 19.444937][ T368] ------------[ cut here ]------------
[ 19.445227][ T368] WARNING: CPU: 0 PID: 368 at ./include/net/netdev_lock.h:52 __netdev_update_features+0x9c1/0xde0
[ 19.445665][ T368] Modules linked in: netdevsim psample act_mirred cls_flower sch_ingress
[ 19.445989][ T368] CPU: 0 UID: 0 PID: 368 Comm: busy_poll_test. Tainted: G W 6.14.0-rc5-virtme #1
[ 19.446494][ T368] Tainted: [W]=WARN
[ 19.446668][ T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.446921][ T368] RIP: 0010:__netdev_update_features+0x9c1/0xde0
[ 19.447188][ T368] 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
[ 19.447907][ T368] RSP: 0018:ffffc900006f7528 EFLAGS: 00010246
[ 19.448167][ T368] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
[ 19.448498][ T368] RDX: 0000000000000000 RSI: ffff8880054e2cd0 RDI: ffff888004db2e38
[ 19.448802][ T368] RBP: ffffffff97053580 R08: 0000000000000000 R09: fffffbfff29c2504
[ 19.449105][ T368] R10: ffffffff94e12827 R11: ffff888004db2300 R12: 0000000000000000
[ 19.449416][ T368] R13: ffff8880054e2130 R14: ffff8880054e2008 R15: ffff8880054e2000
[ 19.449725][ T368] FS: 00007f611bf00740(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 19.450075][ T368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 19.450339][ T368] CR2: 00007f9166c876f0 CR3: 00000000091d6003 CR4: 0000000000772ef0
[ 19.450643][ T368] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 19.450945][ T368] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 19.451259][ T368] PKRU: 55555554
[ 19.451415][ T368] Call Trace:
[ 19.451569][ T368]
[ 19.451674][ T368] ? __netdev_update_features+0x9c1/0xde0
[ 19.451880][ T368] ? __warn+0xd1/0x1c0
[ 19.452038][ T368] ? __netdev_update_features+0x9c1/0xde0
[ 19.452260][ T368] ? report_bug+0x28c/0x2d0
[ 19.452477][ T368] ? handle_bug+0x54/0xa0
[ 19.452634][ T368] ? exc_invalid_op+0x18/0x50
[ 19.452839][ T368] ? asm_exc_invalid_op+0x1a/0x20
[ 19.453058][ T368] ? __netdev_update_features+0x9c1/0xde0
[ 19.453272][ T368] ? __netdev_update_features+0x9b8/0xde0
[ 19.453483][ T368] ? __pfx___netdev_update_features+0x10/0x10
[ 19.453743][ T368] ? _raw_spin_unlock_irq+0x28/0x50
[ 19.453957][ T368] ? netdev_register_kobject+0x264/0x2f0
[ 19.454169][ T368] register_netdevice+0xd46/0x1360
[ 19.454386][ T368] ? __pfx_register_netdevice+0x10/0x10
[ 19.454588][ T368] ? __debugfs_create_file+0x364/0x5b0
[ 19.454806][ T368] nsim_create+0x5b7/0x740 [netdevsim]
[ 19.455025][ T368] __nsim_dev_port_add+0x22f/0x6e0 [netdevsim]
[ 19.455304][ T368] ? mark_lock+0x38/0x3e0
[ 19.455466][ T368] ? __pfx___nsim_dev_port_add+0x10/0x10 [netdevsim]
[ 19.455733][ T368] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 19.455994][ T368] nsim_dev_port_add_all+0x39/0xf0 [netdevsim]
[ 19.456266][ T368] nsim_drv_probe+0x61e/0x8b0 [netdevsim]
[ 19.456484][ T368] ? __pfx_nsim_drv_probe+0x10/0x10 [netdevsim]
[ 19.456746][ T368] ? kernfs_create_link+0x173/0x240
[ 19.456959][ T368] ? kernfs_put+0x1c/0x40
[ 19.457117][ T368] ? sysfs_do_create_link_sd+0x8c/0x100
[ 19.457341][ T368] really_probe+0x1df/0x920
[ 19.457553][ T368] __driver_probe_device+0x2e6/0x3e0
[ 19.457762][ T368] driver_probe_device+0x49/0x140
[ 19.457970][ T368] __device_attach_driver+0x192/0x2b0
[ 19.458178][ T368] ? __pfx___device_attach_driver+0x10/0x10
[ 19.458443][ T368] bus_for_each_drv+0x107/0x1a0
[ 19.458650][ T368] ? __pfx_bus_for_each_drv+0x10/0x10
[ 19.458852][ T368] ? bus_to_subsys+0xd5/0x110
[ 19.459058][ T368] ? __pfx___lock_release+0x10/0x10
[ 19.459267][ T368] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 19.459480][ T368] __device_attach+0x1a3/0x3f0
[ 19.459683][ T368] ? __pfx___device_attach+0x10/0x10
[ 19.459889][ T368] ? bus_to_subsys+0xd5/0x110
[ 19.460094][ T368] ? do_raw_spin_unlock+0x58/0x220
[ 19.460322][ T368] bus_probe_device+0x133/0x180
[ 19.460530][ T368] device_add+0x99d/0x1110
[ 19.460739][ T368] ? __pfx_device_add+0x10/0x10
[ 19.460943][ T368] ? __init_waitqueue_head+0xcf/0x150
[ 19.461158][ T368] new_device_store+0x393/0x690 [netdevsim]
[ 19.461429][ T368] ? __pfx_new_device_store+0x10/0x10 [netdevsim]
[ 19.461697][ T368] ? __pfx_sysfs_kf_write+0x10/0x10
[ 19.461902][ T368] ? sysfs_file_ops+0x11e/0x170
[ 19.462117][ T368] ? __pfx_sysfs_kf_write+0x10/0x10
[ 19.462327][ T368] kernfs_fop_write_iter+0x2ba/0x460
[ 19.462541][ T368] vfs_write+0xa87/0x11e0
[ 19.462703][ T368] ? __pfx_vfs_write+0x10/0x10
[ 19.462911][ T368] ? find_held_lock+0x2c/0x110
[ 19.463121][ T368] ? __pfx___lock_release+0x10/0x10
[ 19.463344][ T368] ksys_write+0xf8/0x1d0
[ 19.463503][ T368] ? __pfx_ksys_write+0x10/0x10
[ 19.463721][ T368] do_syscall_64+0xc1/0x1d0
[ 19.463936][ T368] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 19.464191][ T368] RIP: 0033:0x7f611c041b77
[ 19.464408][ T368] 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
[ 19.465117][ T368] RSP: 002b:00007ffc5abfaaf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 19.465441][ T368] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f611c041b77
[ 19.465745][ T368] RDX: 0000000000000004 RSI: 000055b2e2402f80 RDI: 0000000000000001
[ 19.466047][ T368] RBP: 000055b2e2402f80 R08: 0000000000000000 R09: 00007f611c0b44e0
[ 19.466361][ T368] R10: 00007f611c0b43e0 R11: 0000000000000246 R12: 0000000000000004
[ 19.466661][ T368] R13: 00007f611c0fd760 R14: 0000000000000004 R15: 00007f611c0f89c0
[ 19.466982][ T368]
[ 19.467138][ T368] irq event stamp: 74541
[ 19.467301][ T368] hardirqs last enabled at (74553): [] __up_console_sem+0x6b/0x80
[ 19.467657][ T368] hardirqs last disabled at (74562): [] __up_console_sem+0x50/0x80
[ 19.468007][ T368] softirqs last enabled at (73576): [] handle_softirqs+0x32e/0x5c0
[ 19.468370][ T368] softirqs last disabled at (73567): [] __irq_exit_rcu+0xc4/0x100
[ 19.468722][ T368] ---[ end trace 0000000000000000 ]---
[ 19.554859][ T372] netdevsim netdevsim432 eni432np1: renamed from eth0
[ 19.569674][ T371] netdevsim netdevsim630 eni630np1: renamed from eth1