program:
mkdirat(0xffffffffffffff9c, 0x0, 0x1a0)
mkdir(&(0x7f0000000400)='./my_sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./my_sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f0000000800)='1', 0x1)
setxattr$trusted_overlay_upper(&(0x7f0000000000)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', &(0x7f0000000040), &(0x7f0000000240)={0x0, 0xfb, 0x101, 0x4, 0xff, "90a440fab1e91feba451c740fab09960", "e0b5f10937f5161d81a1f950712c3c2a3d79b0804cb30700999996bed0c9f26036798b0ec9e096b9f5070dd9ee533cb9942a9d09c307622d157b9545ef3b412585ce62cb210823868d12b2a8524132562c2078b238bd0821847ee83e500e26d9ef51370c0596770c2d6e1a34a3f2fa21879e00e1ffcddb0202cf7c55b827f82b0d7541123841cd44d365c3a6f11613db4f376752d6e45efeab7fb46efa49c86de615ef7897cb52ed2f6d84909ce1621d7ad3cfb3e29ae96ce19d4cdd10c51c63fa2bd9b65ddb1942d482412633756a27cbdc346c38be9dc79bcee93742af8bb8f0dfc4f572498fe102ac7db8"}, 0x101, 0x6)
[ 95.166379][ T4648] Bluetooth: hci0: command tx timeout
[ 95.394472][ T5319] Console: switching to colour dummy device 80x25
[ 95.575754][ T5319] ------------[ cut here ]------------
[ 95.575769][ T5319] Memory manager not clean during takedown.
[ 95.575775][ T5319] WARNING: drivers/gpu/drm/drm_mm.c:966 at drm_mm_takedown+0x54/0x70, CPU#0: syz.0.0/5319
[ 95.585840][ T5319] Modules linked in:
[ 95.587793][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.593149][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.598445][ T5319] RIP: 0010:drm_mm_takedown+0x54/0x70
[ 95.600763][ T5319] Code: 4c 89 f7 e8 9e 2a a1 fc 49 8b 06 4c 39 f0 75 0e e8 f1 82 2f fc 5b 41 5e c3 cc cc cc cc cc e8 e3 82 2f fc 48 8d 3d 9c dc ed 0a <67> 48 0f b9 3a 48 89 df 5b 41 5e eb 1f 66 66 66 66 66 66 2e 0f 1f
[ 95.609351][ T5319] RSP: 0018:ffffc9000da7f720 EFLAGS: 00010287
[ 95.612250][ T5319] RAX: ffffffff85986a2d RBX: ffff888034c0a068 RCX: 0000000000100000
[ 95.616112][ T5319] RDX: ffffc9000e952000 RSI: 0000000000013e21 RDI: ffffffff908646d0
[ 95.621389][ T5319] RBP: ffffffff85971940 R08: ffff88801f735400 R09: ffffffff8c8110c0
[ 95.625202][ T5319] R10: dffffc0000000000 R11: ffffffff85971940 R12: ffff88801f735400
[ 95.628992][ T5319] R13: dffffc0000000000 R14: ffff888034c0a0a0 R15: dffffc0000000000
[ 95.632441][ T5319] FS: 00007fc59e9c46c0(0000) GS:ffff88808c2c0000(0000) knlGS:0000000000000000
[ 95.636177][ T5319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.639222][ T5319] CR2: 00007fc59ddf36b8 CR3: 0000000012865000 CR4: 0000000000352ef0
[ 95.642763][ T5319] Call Trace:
[ 95.644228][ T5319]
[ 95.645507][ T5319] drm_managed_release+0x208/0x380
[ 95.647858][ T5319] ? __pfx_virtio_gpu_release+0x10/0x10
[ 95.650367][ T5319] drm_dev_put+0xe0/0x120
[ 95.652256][ T5319] virtio_dev_remove+0x9c/0x1b0
[ 95.654329][ T5319] ? __pfx_virtio_dev_remove+0x10/0x10
[ 95.656687][ T5319] device_release_driver_internal+0x48b/0x880
[ 95.659348][ T5319] bus_remove_device+0x444/0x560
[ 95.661519][ T5319] ? __pfx_bus_remove_device+0x10/0x10
[ 95.663892][ T5319] ? kernfs_remove_by_name_ns+0x101/0x140
[ 95.667840][ T5319] device_del+0x524/0x8f0
[ 95.669966][ T5319] ? __pfx_device_del+0x10/0x10
[ 95.672147][ T5319] device_unregister+0x21/0xf0
[ 95.674146][ T5319] unregister_virtio_device+0x37/0x60
[ 95.676517][ T5319] virtio_pci_remove+0x7f/0xf0
[ 95.678687][ T5319] pci_device_remove+0x99/0x1c0
[ 95.681086][ T5319] ? __pfx_pci_device_remove+0x10/0x10
[ 95.683649][ T5319] device_release_driver_internal+0x48b/0x880
[ 95.687057][ T5319] pci_stop_bus_device+0xf6/0x120
[ 95.689565][ T5319] pci_stop_and_remove_bus_device_locked+0x77/0xb0
[ 95.692224][ T5319] remove_store+0xe5/0x150
[ 95.694033][ T5319] ? __pfx_remove_store+0x10/0x10
[ 95.696256][ T5319] ? sysfs_file_kobj+0x1e4/0x230
[ 95.698528][ T5319] ? sysfs_kf_write+0x166/0x260
[ 95.700779][ T5319] ? __pfx_sysfs_kf_write+0x10/0x10
[ 95.703079][ T5319] kernfs_fop_write_iter+0x3a4/0x540
[ 95.705447][ T5319] vfs_write+0x612/0xba0
[ 95.708328][ T5319] ? __pfx_vfs_write+0x10/0x10
[ 95.710356][ T5319] ? __fget_files+0x2a/0x420
[ 95.712309][ T5319] ksys_write+0x150/0x270
[ 95.714227][ T5319] ? __pfx_ksys_write+0x10/0x10
[ 95.716256][ T5319] do_syscall_64+0x166/0x520
[ 95.718762][ T5319] ? trace_irq_disable+0x3b/0x140
[ 95.721172][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.723890][ T5319] ? clear_bhb_loop+0x70/0xc0
[ 95.725972][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.728768][ T5319] RIP: 0033:0x7fc59db9e159
[ 95.730874][ T5319] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 95.739394][ T5319] RSP: 002b:00007fc59e9c3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.742878][ T5319] RAX: ffffffffffffffda RBX: 00007fc59de25fa0 RCX: 00007fc59db9e159
[ 95.746040][ T5319] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000003
[ 95.749563][ T5319] RBP: 00007fc59dc3506b R08: 0000000000000000 R09: 0000000000000000
[ 95.752939][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 95.756303][ T5319] R13: 00007fc59de26038 R14: 00007fc59de25fa0 R15: 00007ffca91404a8
[ 95.759921][ T5319]
[ 95.761299][ T5319] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 95.764261][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.767936][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.772177][ T5319] Call Trace:
[ 95.773580][ T5319]
[ 95.774824][ T5319] vpanic+0x56d/0xa60
[ 95.776513][ T5319] ? __pfx__printk+0x10/0x10
[ 95.778378][ T5319] ? __pfx_vpanic+0x10/0x10
[ 95.780304][ T5319] ? is_bpf_text_address+0x292/0x2b0
[ 95.782461][ T5319] ? is_bpf_text_address+0x26/0x2b0
[ 95.784707][ T5319] panic+0xc5/0xd0
[ 95.786312][ T5319] ? __pfx_panic+0x10/0x10
[ 95.788321][ T5319] __warn+0x315/0x4c0
[ 95.790038][ T5319] ? drm_mm_takedown+0x54/0x70
[ 95.791977][ T5319] ? drm_mm_takedown+0x54/0x70
[ 95.793921][ T5319] __report_bug+0x276/0x570
[ 95.795890][ T5319] ? virtio_dev_remove+0x9c/0x1b0
[ 95.798240][ T5319] ? device_release_driver_internal+0x48b/0x880
[ 95.800976][ T5319] ? bus_remove_device+0x444/0x560
[ 95.803261][ T5319] ? drm_mm_takedown+0x54/0x70
[ 95.805354][ T5319] ? __pfx___report_bug+0x10/0x10
[ 95.807457][ T5319] ? do_syscall_64+0x166/0x520
[ 95.809590][ T5319] report_bug_entry+0x19b/0x290
[ 95.811741][ T5319] ? drm_mm_takedown+0x54/0x70
[ 95.813907][ T5319] ? drm_mm_takedown+0x59/0x70
[ 95.815978][ T5319] handle_bug+0xce/0x200
[ 95.817769][ T5319] exc_invalid_op+0x1a/0x50
[ 95.819666][ T5319] asm_exc_invalid_op+0x1a/0x20
[ 95.821713][ T5319] RIP: 0010:drm_mm_takedown+0x54/0x70
[ 95.824094][ T5319] Code: 4c 89 f7 e8 9e 2a a1 fc 49 8b 06 4c 39 f0 75 0e e8 f1 82 2f fc 5b 41 5e c3 cc cc cc cc cc e8 e3 82 2f fc 48 8d 3d 9c dc ed 0a <67> 48 0f b9 3a 48 89 df 5b 41 5e eb 1f 66 66 66 66 66 66 2e 0f 1f
[ 95.832278][ T5319] RSP: 0018:ffffc9000da7f720 EFLAGS: 00010287
[ 95.834821][ T5319] RAX: ffffffff85986a2d RBX: ffff888034c0a068 RCX: 0000000000100000
[ 95.838263][ T5319] RDX: ffffc9000e952000 RSI: 0000000000013e21 RDI: ffffffff908646d0
[ 95.842706][ T5319] RBP: ffffffff85971940 R08: ffff88801f735400 R09: ffffffff8c8110c0
[ 95.846279][ T5319] R10: dffffc0000000000 R11: ffffffff85971940 R12: ffff88801f735400
[ 95.849685][ T5319] R13: dffffc0000000000 R14: ffff888034c0a0a0 R15: dffffc0000000000
[ 95.852992][ T5319] ? __pfx_drm_gem_init_release+0x10/0x10
[ 95.855414][ T5319] ? __pfx_drm_gem_init_release+0x10/0x10
[ 95.857840][ T5319] ? drm_mm_takedown+0x4d/0x70
[ 95.859929][ T5319] drm_managed_release+0x208/0x380
[ 95.862096][ T5319] ? __pfx_virtio_gpu_release+0x10/0x10
[ 95.864476][ T5319] drm_dev_put+0xe0/0x120
[ 95.866381][ T5319] virtio_dev_remove+0x9c/0x1b0
[ 95.868572][ T5319] ? __pfx_virtio_dev_remove+0x10/0x10
[ 95.870947][ T5319] device_release_driver_internal+0x48b/0x880
[ 95.873510][ T5319] bus_remove_device+0x444/0x560
[ 95.875491][ T5319] ? __pfx_bus_remove_device+0x10/0x10
[ 95.877844][ T5319] ? kernfs_remove_by_name_ns+0x101/0x140
[ 95.880204][ T5319] device_del+0x524/0x8f0
[ 95.882082][ T5319] ? __pfx_device_del+0x10/0x10
[ 95.884170][ T5319] device_unregister+0x21/0xf0
[ 95.886259][ T5319] unregister_virtio_device+0x37/0x60
[ 95.888505][ T5319] virtio_pci_remove+0x7f/0xf0
[ 95.890701][ T5319] pci_device_remove+0x99/0x1c0
[ 95.892852][ T5319] ? __pfx_pci_device_remove+0x10/0x10
[ 95.895194][ T5319] device_release_driver_internal+0x48b/0x880
[ 95.897841][ T5319] pci_stop_bus_device+0xf6/0x120
[ 95.899937][ T5319] pci_stop_and_remove_bus_device_locked+0x77/0xb0
[ 95.902718][ T5319] remove_store+0xe5/0x150
[ 95.904715][ T5319] ? __pfx_remove_store+0x10/0x10
[ 95.906971][ T5319] ? sysfs_file_kobj+0x1e4/0x230
[ 95.909236][ T5319] ? sysfs_kf_write+0x166/0x260
[ 95.911421][ T5319] ? __pfx_sysfs_kf_write+0x10/0x10
[ 95.913715][ T5319] kernfs_fop_write_iter+0x3a4/0x540
[ 95.916083][ T5319] vfs_write+0x612/0xba0
[ 95.917929][ T5319] ? __pfx_vfs_write+0x10/0x10
[ 95.920053][ T5319] ? __fget_files+0x2a/0x420
[ 95.922133][ T5319] ksys_write+0x150/0x270
[ 95.924025][ T5319] ? __pfx_ksys_write+0x10/0x10
[ 95.926139][ T5319] do_syscall_64+0x166/0x520
[ 95.928047][ T5319] ? trace_irq_disable+0x3b/0x140
[ 95.930288][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.932938][ T5319] ? clear_bhb_loop+0x70/0xc0
[ 95.934964][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.937716][ T5319] RIP: 0033:0x7fc59db9e159
[ 95.940170][ T5319] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 95.948684][ T5319] RSP: 002b:00007fc59e9c3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.952431][ T5319] RAX: ffffffffffffffda RBX: 00007fc59de25fa0 RCX: 00007fc59db9e159
[ 95.955872][ T5319] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000003
[ 95.960165][ T5319] RBP: 00007fc59dc3506b R08: 0000000000000000 R09: 0000000000000000
[ 95.963646][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 95.966888][ T5319] R13: 00007fc59de26038 R14: 00007fc59de25fa0 R15: 00007ffca91404a8
[ 95.970334][ T5319]
[ 95.972034][ T5319] Kernel Offset: disabled
[ 95.974376][ T5319] Rebooting in 86400 seconds..