program:
mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff)
sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0)
mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/pci/devices/0000:00:04.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f0000000400)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000600)='1', 0x1) (fail_nth: 4)
[ 93.703545][ T4641] Bluetooth: hci0: command tx timeout
[ 93.951124][ T5316] pci_bus 0000:01: busn_res: [bus 01] is released
[ 94.010580][ T5317] FAULT_INJECTION: forcing a failure.
[ 94.010580][ T5317] name failslab, interval 1, probability 0, space 0, times 1
[ 94.016894][ T5317] CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.016914][ T5317] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.016921][ T5317] Call Trace:
[ 94.016925][ T5317]
[ 94.016930][ T5317] dump_stack_lvl+0xe8/0x150
[ 94.016993][ T5317] should_fail_ex+0x40c/0x560
[ 94.017038][ T5317] should_failslab+0xa8/0x100
[ 94.017052][ T5317] __kmalloc_node_track_caller_noprof+0x100/0x730
[ 94.017067][ T5317] ? kobject_set_name_vargs+0x61/0x110
[ 94.017109][ T5317] ? kobject_set_name_vargs+0x61/0x110
[ 94.017128][ T5317] kvasprintf+0xeb/0x1a0
[ 94.017145][ T5317] ? __pfx_kvasprintf+0x10/0x10
[ 94.017160][ T5317] ? acpi_dev_for_each_child+0x9b/0xe0
[ 94.017180][ T5317] ? kvasprintf_const+0xe8/0x240
[ 94.017195][ T5317] kobject_set_name_vargs+0x61/0x110
[ 94.017211][ T5317] dev_set_name+0xe2/0x140
[ 94.017246][ T5317] ? __pfx_dev_set_name+0x10/0x10
[ 94.017265][ T5317] ? pci_dev_assign_slot+0x194/0x1b0
[ 94.017281][ T5317] ? set_primary_fwnode+0xd6/0x230
[ 94.017295][ T5317] pci_setup_device+0x56c/0x2670
[ 94.017306][ T5317] ? ksys_write+0x150/0x270
[ 94.017321][ T5317] ? do_syscall_64+0x174/0x580
[ 94.017331][ T5317] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.017349][ T5317] ? __pfx_pci_setup_device+0x10/0x10
[ 94.017381][ T5317] ? __kasan_kmalloc+0x93/0xb0
[ 94.017396][ T5317] ? __kmalloc_cache_noprof+0x150/0x660
[ 94.017411][ T5317] ? __raw_spin_lock_init+0x45/0x100
[ 94.017424][ T5317] pci_scan_single_device+0x2f4/0x400
[ 94.017440][ T5317] ? __pfx_pci_scan_single_device+0x10/0x10
[ 94.017459][ T5317] pci_scan_slot+0x1ba/0x5a0
[ 94.017475][ T5317] ? __pfx_pci_scan_slot+0x10/0x10
[ 94.017485][ T5317] ? __up_read+0x29c/0x930
[ 94.017503][ T5317] pci_scan_child_bus_extend+0x68/0x7c0
[ 94.017516][ T5317] ? pci_find_next_bus+0x63/0x70
[ 94.017560][ T5317] pci_rescan_bus+0x18/0x40
[ 94.017577][ T5317] rescan_store+0xcc/0x150
[ 94.017590][ T5317] ? __pfx_rescan_store+0x10/0x10
[ 94.017603][ T5317] ? sysfs_file_kobj+0x1e4/0x230
[ 94.017616][ T5317] ? sysfs_kf_write+0x166/0x260
[ 94.017630][ T5317] ? __pfx_sysfs_kf_write+0x10/0x10
[ 94.017639][ T5317] kernfs_fop_write_iter+0x3a4/0x540
[ 94.017660][ T5317] vfs_write+0x612/0xba0
[ 94.017679][ T5317] ? __pfx_vfs_write+0x10/0x10
[ 94.017701][ T5317] ? __fget_files+0x2a/0x420
[ 94.017720][ T5317] ksys_write+0x150/0x270
[ 94.017734][ T5317] ? __pfx_ksys_write+0x10/0x10
[ 94.017754][ T5317] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.017766][ T5317] do_syscall_64+0x174/0x580
[ 94.017776][ T5317] ? trace_irq_disable+0x3b/0x140
[ 94.017790][ T5317] ? clear_bhb_loop+0x70/0xc0
[ 94.017805][ T5317] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.017815][ T5317] RIP: 0033:0x7f1b6279e0d9
[ 94.017826][ T5317] 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
[ 94.017836][ T5317] RSP: 002b:00007f1b5ebd3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.017849][ T5317] RAX: ffffffffffffffda RBX: 00007f1b62a26090 RCX: 00007f1b6279e0d9
[ 94.017856][ T5317] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000004
[ 94.017862][ T5317] RBP: 00007f1b5ebd4050 R08: 0000000000000000 R09: 0000000000000000
[ 94.017868][ T5317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 94.017876][ T5317] R13: 00007f1b62a26128 R14: 00007f1b62a26090 R15: 00007ffdf36983a8
[ 94.017893][ T5317]
[ 94.018500][ T5317] pci (null): [8086:3420] type 01 class 0x060400 PCIe Root Port
[ 94.183015][ T5317] pci (null): PCI bridge to [bus 01]
[ 94.185517][ T5317] pci (null): bridge window [io 0x1000-0x1fff]
[ 94.189029][ T5317] pci (null): bridge window [mem 0xfe800000-0xfe9fffff]
[ 94.194847][ T5317] pci (null): bridge window [mem 0xfc800000-0xfc9fffff 64bit pref]
[ 94.200231][ T5317] pci (null): enabling Extended Tags
[ 94.209979][ T5317] ------------[ cut here ]------------
[ 94.212507][ T5317] ret < 0
[ 94.212518][ T5317] WARNING: drivers/pci/probe.c:2768 at pci_device_add+0x1542/0x1910, CPU#0: syz.0.0/5317
[ 94.218148][ T5317] Modules linked in:
[ 94.219957][ T5317] CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.223946][ T5317] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.228348][ T5317] RIP: 0010:pci_device_add+0x1542/0x1910
[ 94.230815][ T5317] Code: f8 ff ff e9 77 f8 ff ff e8 8b a1 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 7d a1 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 6f a1 ac fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 94.239230][ T5317] RSP: 0018:ffffc9000f357880 EFLAGS: 00010293
[ 94.241873][ T5317] RAX: ffffffff851a7071 RBX: 00000000ffffffea RCX: ffff88801d34ca80
[ 94.245125][ T5317] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 94.248578][ T5317] RBP: ffffc9000f357990 R08: ffff88801260810b R09: 1ffff110024c1021
[ 94.252316][ T5317] R10: dffffc0000000000 R11: ffffed10024c1022 R12: 1ffff110024c1091
[ 94.255712][ T5317] R13: ffff88801f853030 R14: ffff88801b0b6800 R15: ffff888012608000
[ 94.259064][ T5317] FS: 00007f1b5ebd46c0(0000) GS:ffff88808c53e000(0000) knlGS:0000000000000000
[ 94.263255][ T5317] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 94.265955][ T5317] CR2: 000055acaf3c8540 CR3: 000000001fa88000 CR4: 0000000000352ef0
[ 94.269708][ T5317] Call Trace:
[ 94.271462][ T5317]
[ 94.272838][ T5317] ? __pfx_pci_device_add+0x10/0x10
[ 94.275088][ T5317] ? __raw_spin_lock_init+0x45/0x100
[ 94.277351][ T5317] pci_scan_single_device+0x3ae/0x400
[ 94.279656][ T5317] ? __pfx_pci_scan_single_device+0x10/0x10
[ 94.282401][ T5317] pci_scan_slot+0x1ba/0x5a0
[ 94.284388][ T5317] ? __pfx_pci_scan_slot+0x10/0x10
[ 94.286580][ T5317] ? __up_read+0x29c/0x930
[ 94.288564][ T5317] pci_scan_child_bus_extend+0x68/0x7c0
[ 94.290925][ T5317] ? pci_find_next_bus+0x63/0x70
[ 94.293485][ T5317] pci_rescan_bus+0x18/0x40
[ 94.295618][ T5317] rescan_store+0xcc/0x150
[ 94.297595][ T5317] ? __pfx_rescan_store+0x10/0x10
[ 94.299761][ T5317] ? sysfs_file_kobj+0x1e4/0x230
[ 94.302053][ T5317] ? sysfs_kf_write+0x166/0x260
[ 94.304126][ T5317] ? __pfx_sysfs_kf_write+0x10/0x10
[ 94.306357][ T5317] kernfs_fop_write_iter+0x3a4/0x540
[ 94.308720][ T5317] vfs_write+0x612/0xba0
[ 94.310574][ T5317] ? __pfx_vfs_write+0x10/0x10
[ 94.312776][ T5317] ? __fget_files+0x2a/0x420
[ 94.314850][ T5317] ksys_write+0x150/0x270
[ 94.316705][ T5317] ? __pfx_ksys_write+0x10/0x10
[ 94.318843][ T5317] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.321589][ T5317] do_syscall_64+0x174/0x580
[ 94.323690][ T5317] ? trace_irq_disable+0x3b/0x140
[ 94.325749][ T5317] ? clear_bhb_loop+0x70/0xc0
[ 94.327797][ T5317] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.330391][ T5317] RIP: 0033:0x7f1b6279e0d9
[ 94.332461][ T5317] 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
[ 94.340610][ T5317] RSP: 002b:00007f1b5ebd3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.344229][ T5317] RAX: ffffffffffffffda RBX: 00007f1b62a26090 RCX: 00007f1b6279e0d9
[ 94.347712][ T5317] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000004
[ 94.351043][ T5317] RBP: 00007f1b5ebd4050 R08: 0000000000000000 R09: 0000000000000000
[ 94.354588][ T5317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 94.358642][ T5317] R13: 00007f1b62a26128 R14: 00007f1b62a26090 R15: 00007ffdf36983a8
[ 94.361386][ T5317]
[ 94.362823][ T5317] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 94.365925][ T5317] CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.369872][ T5317] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.374807][ T5317] Call Trace:
[ 94.376368][ T5317]
[ 94.377742][ T5317] vpanic+0x56c/0xa60
[ 94.379301][ T5317] ? __pfx__printk+0x10/0x10
[ 94.381250][ T5317] ? __pfx_vpanic+0x10/0x10
[ 94.383259][ T5317] ? is_bpf_text_address+0x292/0x2b0
[ 94.385509][ T5317] ? is_bpf_text_address+0x26/0x2b0
[ 94.387433][ T5317] panic+0xc5/0xd0
[ 94.388747][ T5317] ? __pfx_panic+0x10/0x10
[ 94.390382][ T5317] __warn+0x315/0x4c0
[ 94.392002][ T5317] ? pci_device_add+0x1542/0x1910
[ 94.394158][ T5317] ? pci_device_add+0x1542/0x1910
[ 94.396099][ T5317] __report_bug+0x276/0x570
[ 94.397932][ T5317] ? pci_device_add+0x1542/0x1910
[ 94.400290][ T5317] ? __pfx___report_bug+0x10/0x10
[ 94.402477][ T5317] ? pci_device_add+0x1542/0x1910
[ 94.404529][ T5317] report_bug+0x16a/0x220
[ 94.406299][ T5317] ? pci_device_add+0x1542/0x1910
[ 94.408377][ T5317] ? pci_device_add+0x1544/0x1910
[ 94.410563][ T5317] handle_bug+0x9c/0x200
[ 94.412443][ T5317] exc_invalid_op+0x1a/0x50
[ 94.414392][ T5317] asm_exc_invalid_op+0x1a/0x20
[ 94.416553][ T5317] RIP: 0010:pci_device_add+0x1542/0x1910
[ 94.419063][ T5317] Code: f8 ff ff e9 77 f8 ff ff e8 8b a1 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 7d a1 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 6f a1 ac fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 94.427394][ T5317] RSP: 0018:ffffc9000f357880 EFLAGS: 00010293
[ 94.429994][ T5317] RAX: ffffffff851a7071 RBX: 00000000ffffffea RCX: ffff88801d34ca80
[ 94.433299][ T5317] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 94.436749][ T5317] RBP: ffffc9000f357990 R08: ffff88801260810b R09: 1ffff110024c1021
[ 94.440249][ T5317] R10: dffffc0000000000 R11: ffffed10024c1022 R12: 1ffff110024c1091
[ 94.443817][ T5317] R13: ffff88801f853030 R14: ffff88801b0b6800 R15: ffff888012608000
[ 94.447270][ T5317] ? pci_device_add+0x1541/0x1910
[ 94.449332][ T5317] ? __pfx_pci_device_add+0x10/0x10
[ 94.451494][ T5317] ? __raw_spin_lock_init+0x45/0x100
[ 94.453634][ T5317] pci_scan_single_device+0x3ae/0x400
[ 94.455768][ T5317] ? __pfx_pci_scan_single_device+0x10/0x10
[ 94.458187][ T5317] pci_scan_slot+0x1ba/0x5a0
[ 94.460121][ T5317] ? __pfx_pci_scan_slot+0x10/0x10
[ 94.462364][ T5317] ? __up_read+0x29c/0x930
[ 94.464288][ T5317] pci_scan_child_bus_extend+0x68/0x7c0
[ 94.466591][ T5317] ? pci_find_next_bus+0x63/0x70
[ 94.468665][ T5317] pci_rescan_bus+0x18/0x40
[ 94.470567][ T5317] rescan_store+0xcc/0x150
[ 94.472294][ T5317] ? __pfx_rescan_store+0x10/0x10
[ 94.474357][ T5317] ? sysfs_file_kobj+0x1e4/0x230
[ 94.476286][ T5317] ? sysfs_kf_write+0x166/0x260
[ 94.478217][ T5317] ? __pfx_sysfs_kf_write+0x10/0x10
[ 94.480243][ T5317] kernfs_fop_write_iter+0x3a4/0x540
[ 94.482308][ T5317] vfs_write+0x612/0xba0
[ 94.483971][ T5317] ? __pfx_vfs_write+0x10/0x10
[ 94.485803][ T5317] ? __fget_files+0x2a/0x420
[ 94.487648][ T5317] ksys_write+0x150/0x270
[ 94.489239][ T5317] ? __pfx_ksys_write+0x10/0x10
[ 94.491041][ T5317] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.493441][ T5317] do_syscall_64+0x174/0x580
[ 94.495205][ T5317] ? trace_irq_disable+0x3b/0x140
[ 94.497292][ T5317] ? clear_bhb_loop+0x70/0xc0
[ 94.499234][ T5317] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.501617][ T5317] RIP: 0033:0x7f1b6279e0d9
[ 94.503402][ T5317] 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
[ 94.511173][ T5317] RSP: 002b:00007f1b5ebd3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.514644][ T5317] RAX: ffffffffffffffda RBX: 00007f1b62a26090 RCX: 00007f1b6279e0d9
[ 94.517899][ T5317] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000004
[ 94.521205][ T5317] RBP: 00007f1b5ebd4050 R08: 0000000000000000 R09: 0000000000000000
[ 94.524465][ T5317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 94.527764][ T5317] R13: 00007f1b62a26128 R14: 00007f1b62a26090 R15: 00007ffdf36983a8
[ 94.531157][ T5317]
[ 94.532893][ T5317] Kernel Offset: disabled
[ 94.534734][ T5317] Rebooting in 86400 seconds..