program:
mkdir(&(0x7f0000000400)='./my_sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./my_sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./my_sys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0)
pwrite64(r0, &(0x7f0000000140)="02f5f39194dabc970ca1e7fc8f5ca595ab795cb0c56b40fa45b5fab4f731f1ec1d35c708c88b3574c0de81f5b7bc1d", 0x2f, 0x2)
ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD_FD(r0, 0xc01864c1, &(0x7f0000000000))
r1 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r1, &(0x7f0000000800)='1', 0x1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r2, &(0x7f0000000a00)='1', 0x1) (fail_nth: 4)
[ 112.201397][ T4650] Bluetooth: hci0: command tx timeout
[ 112.787921][ T5331] FAULT_INJECTION: forcing a failure.
[ 112.787921][ T5331] name failslab, interval 1, probability 0, space 0, times 1
[ 112.807018][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 112.807037][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 112.807045][ T5331] Call Trace:
[ 112.807050][ T5331]
[ 112.807056][ T5331] dump_stack_lvl+0xe8/0x150
[ 112.807141][ T5331] should_fail_ex+0x40c/0x560
[ 112.807191][ T5331] should_failslab+0xa8/0x100
[ 112.807209][ T5331] __kmalloc_node_track_caller_noprof+0x100/0x730
[ 112.807226][ T5331] ? kobject_set_name_vargs+0x61/0x110
[ 112.807278][ T5331] ? kobject_set_name_vargs+0x61/0x110
[ 112.807297][ T5331] kvasprintf+0xeb/0x1a0
[ 112.807316][ T5331] ? __pfx_kvasprintf+0x10/0x10
[ 112.807328][ T5331] ? acpi_dev_for_each_child+0x9b/0xe0
[ 112.807348][ T5331] ? kvasprintf_const+0xe8/0x240
[ 112.807394][ T5331] kobject_set_name_vargs+0x61/0x110
[ 112.807410][ T5331] dev_set_name+0xe2/0x140
[ 112.807429][ T5331] ? __pfx_dev_set_name+0x10/0x10
[ 112.807445][ T5331] ? pci_dev_assign_slot+0x194/0x1b0
[ 112.807456][ T5331] ? set_primary_fwnode+0xd6/0x230
[ 112.807472][ T5331] pci_setup_device+0x56c/0x2670
[ 112.807487][ T5331] ? ksys_write+0x150/0x270
[ 112.807501][ T5331] ? do_syscall_64+0x174/0x580
[ 112.807513][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.807532][ T5331] ? __pfx_pci_setup_device+0x10/0x10
[ 112.807563][ T5331] ? __kasan_kmalloc+0x93/0xb0
[ 112.807580][ T5331] ? __kmalloc_cache_noprof+0x150/0x660
[ 112.807596][ T5331] ? __raw_spin_lock_init+0x45/0x100
[ 112.807610][ T5331] pci_scan_single_device+0x2f4/0x400
[ 112.807627][ T5331] ? __pfx_pci_scan_single_device+0x10/0x10
[ 112.807648][ T5331] pci_scan_slot+0x1ba/0x5a0
[ 112.807665][ T5331] ? __pfx_pci_scan_slot+0x10/0x10
[ 112.807698][ T5331] ? __up_read+0x29c/0x930
[ 112.807719][ T5331] pci_scan_child_bus_extend+0x68/0x7c0
[ 112.807734][ T5331] ? pci_find_next_bus+0x63/0x70
[ 112.807753][ T5331] pci_rescan_bus+0x18/0x40
[ 112.807767][ T5331] rescan_store+0xcc/0x150
[ 112.807782][ T5331] ? __pfx_rescan_store+0x10/0x10
[ 112.807796][ T5331] ? sysfs_file_kobj+0x1e4/0x230
[ 112.807810][ T5331] ? sysfs_kf_write+0x166/0x260
[ 112.807824][ T5331] ? __pfx_sysfs_kf_write+0x10/0x10
[ 112.807836][ T5331] kernfs_fop_write_iter+0x3a4/0x540
[ 112.807855][ T5331] vfs_write+0x612/0xba0
[ 112.807875][ T5331] ? __pfx_vfs_write+0x10/0x10
[ 112.807896][ T5331] ? __fget_files+0x2a/0x420
[ 112.807915][ T5331] ksys_write+0x150/0x270
[ 112.807931][ T5331] ? __pfx_ksys_write+0x10/0x10
[ 112.807951][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.807964][ T5331] do_syscall_64+0x174/0x580
[ 112.807977][ T5331] ? trace_irq_disable+0x3b/0x140
[ 112.807991][ T5331] ? clear_bhb_loop+0x40/0x90
[ 112.808006][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.808017][ T5331] RIP: 0033:0x7f865899e019
[ 112.808030][ T5331] 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
[ 112.808039][ T5331] RSP: 002b:00007f86597f9fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 112.808054][ T5331] RAX: ffffffffffffffda RBX: 00007f8658c25fa0 RCX: 00007f865899e019
[ 112.808061][ T5331] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000005
[ 112.808067][ T5331] RBP: 00007f86597fa050 R08: 0000000000000000 R09: 0000000000000000
[ 112.808073][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.808079][ T5331] R13: 00007f8658c26038 R14: 00007f8658c25fa0 R15: 00007ffe317a4648
[ 112.808105][ T5331]
[ 112.811075][ T5331] pci (null): [1af4:1050] type 00 class 0x030000 conventional PCI endpoint
[ 113.032300][ T5331] pci (null): BAR 0 [mem 0x79800000-0x79ffffff pref]
[ 113.037113][ T5331] pci (null): BAR 2 [mem 0x31f7b4fab545c000-0x31f7b4fab545ffff 64bit pref]
[ 113.047092][ T5331] pci (null): BAR 4 [mem 0x351de000-0x351defff]
[ 113.050793][ T5331] pci (null): ROM [mem 0xfeae0000-0xfeaeffff pref]
[ 113.068825][ T5331] pci (null): Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[ 113.074471][ T5331] pci (null): pci_fixup_video+0x0/0x310 took 17597 usecs
[ 113.087596][ T5331] ------------[ cut here ]------------
[ 113.090752][ T5331] ret < 0
[ 113.090769][ T5331] WARNING: drivers/pci/probe.c:2768 at pci_device_add+0x1542/0x1910, CPU#0: syz.0.0/5331
[ 113.098732][ T5331] Modules linked in:
[ 113.101740][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 113.106506][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 113.112332][ T5331] RIP: 0010:pci_device_add+0x1542/0x1910
[ 113.114974][ T5331] Code: f8 ff ff e9 77 f8 ff ff e8 fb b2 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 ed b2 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 df b2 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
[ 113.125878][ T5331] RSP: 0018:ffffc9000dcaf880 EFLAGS: 00010293
[ 113.129247][ T5331] RAX: ffffffff851a7241 RBX: 00000000ffffffea RCX: ffff88801fad0000
[ 113.133063][ T5331] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 113.136690][ T5331] RBP: ffffc9000dcaf990 R08: ffff88803563e10b R09: 1ffff11006ac7c21
[ 113.140528][ T5331] R10: dffffc0000000000 R11: ffffed1006ac7c22 R12: 1ffff11006ac7c91
[ 113.144364][ T5331] R13: ffff88801f86b030 R14: ffff88801b0b6800 R15: ffff88803563e000
[ 113.148038][ T5331] FS: 00007f86597fa6c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000
[ 113.152100][ T5331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 113.155377][ T5331] CR2: 000055b041f21bc8 CR3: 00000000129c1000 CR4: 0000000000352ef0
[ 113.159185][ T5331] Call Trace:
[ 113.161433][ T5331]
[ 113.163447][ T5331] ? __pfx_pci_device_add+0x10/0x10
[ 113.166212][ T5331] ? __kmalloc_cache_noprof+0x150/0x660
[ 113.168987][ T5331] ? __raw_spin_lock_init+0x45/0x100
[ 113.171634][ T5331] pci_scan_single_device+0x3ae/0x400
[ 113.174440][ T5331] ? __pfx_pci_scan_single_device+0x10/0x10
[ 113.178559][ T5331] pci_scan_slot+0x1ba/0x5a0
[ 113.181369][ T5331] ? __pfx_pci_scan_slot+0x10/0x10
[ 113.184234][ T5331] ? __up_read+0x29c/0x930
[ 113.186320][ T5331] pci_scan_child_bus_extend+0x68/0x7c0
[ 113.189083][ T5331] ? pci_find_next_bus+0x63/0x70
[ 113.192071][ T5331] pci_rescan_bus+0x18/0x40
[ 113.195684][ T5331] rescan_store+0xcc/0x150
[ 113.197924][ T5331] ? __pfx_rescan_store+0x10/0x10
[ 113.200120][ T5331] ? sysfs_file_kobj+0x1e4/0x230
[ 113.202296][ T5331] ? sysfs_kf_write+0x166/0x260
[ 113.206416][ T5331] ? __pfx_sysfs_kf_write+0x10/0x10
[ 113.209904][ T5331] kernfs_fop_write_iter+0x3a4/0x540
[ 113.213871][ T5331] vfs_write+0x612/0xba0
[ 113.215957][ T5331] ? __pfx_vfs_write+0x10/0x10
[ 113.218111][ T5331] ? __fget_files+0x2a/0x420
[ 113.220812][ T5331] ksys_write+0x150/0x270
[ 113.224121][ T5331] ? __pfx_ksys_write+0x10/0x10
[ 113.227809][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 113.231064][ T5331] do_syscall_64+0x174/0x580
[ 113.233377][ T5331] ? trace_irq_disable+0x3b/0x140
[ 113.235732][ T5331] ? clear_bhb_loop+0x40/0x90
[ 113.238156][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 113.241053][ T5331] RIP: 0033:0x7f865899e019
[ 113.243868][ T5331] 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
[ 113.253921][ T5331] RSP: 002b:00007f86597f9fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 113.258701][ T5331] RAX: ffffffffffffffda RBX: 00007f8658c25fa0 RCX: 00007f865899e019
[ 113.264886][ T5331] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000005
[ 113.268654][ T5331] RBP: 00007f86597fa050 R08: 0000000000000000 R09: 0000000000000000
[ 113.272652][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 113.276454][ T5331] R13: 00007f8658c26038 R14: 00007f8658c25fa0 R15: 00007ffe317a4648
[ 113.280772][ T5331]
[ 113.282591][ T5331] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 113.286265][ T5331] CPU: 0 UID: 0 PID: 5331 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 113.290143][ T5331] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 113.294646][ T5331] Call Trace:
[ 113.296269][ T5331]
[ 113.297697][ T5331] vpanic+0x56c/0xa60
[ 113.300050][ T5331] ? __pfx__printk+0x10/0x10
[ 113.302792][ T5331] ? __pfx_vpanic+0x10/0x10
[ 113.305115][ T5331] ? is_bpf_text_address+0x292/0x2b0
[ 113.307826][ T5331] ? is_bpf_text_address+0x26/0x2b0
[ 113.310097][ T5331] panic+0xc5/0xd0
[ 113.311788][ T5331] ? __pfx_panic+0x10/0x10
[ 113.313787][ T5331] __warn+0x315/0x4c0
[ 113.315624][ T5331] ? pci_device_add+0x1542/0x1910
[ 113.318265][ T5331] ? pci_device_add+0x1542/0x1910
[ 113.322488][ T5331] __report_bug+0x276/0x570
[ 113.325401][ T5331] ? pci_device_add+0x1542/0x1910
[ 113.328015][ T5331] ? __pfx___report_bug+0x10/0x10
[ 113.330519][ T5331] ? pci_device_add+0x1542/0x1910
[ 113.332963][ T5331] report_bug+0x16a/0x220
[ 113.335192][ T5331] ? pci_device_add+0x1542/0x1910
[ 113.338119][ T5331] ? pci_device_add+0x1544/0x1910
[ 113.341458][ T5331] handle_bug+0x9c/0x200
[ 113.344118][ T5331] exc_invalid_op+0x1a/0x50
[ 113.346589][ T5331] asm_exc_invalid_op+0x1a/0x20
[ 113.348989][ T5331] RIP: 0010:pci_device_add+0x1542/0x1910
[ 113.352005][ T5331] Code: f8 ff ff e9 77 f8 ff ff e8 fb b2 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 ed b2 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 df b2 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
[ 113.362835][ T5331] RSP: 0018:ffffc9000dcaf880 EFLAGS: 00010293
[ 113.365614][ T5331] RAX: ffffffff851a7241 RBX: 00000000ffffffea RCX: ffff88801fad0000
[ 113.369533][ T5331] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 113.374404][ T5331] RBP: ffffc9000dcaf990 R08: ffff88803563e10b R09: 1ffff11006ac7c21
[ 113.379039][ T5331] R10: dffffc0000000000 R11: ffffed1006ac7c22 R12: 1ffff11006ac7c91
[ 113.382760][ T5331] R13: ffff88801f86b030 R14: ffff88801b0b6800 R15: ffff88803563e000
[ 113.385890][ T5331] ? pci_device_add+0x1541/0x1910
[ 113.388274][ T5331] ? __pfx_pci_device_add+0x10/0x10
[ 113.391269][ T5331] ? __kmalloc_cache_noprof+0x150/0x660
[ 113.394925][ T5331] ? __raw_spin_lock_init+0x45/0x100
[ 113.397572][ T5331] pci_scan_single_device+0x3ae/0x400
[ 113.399929][ T5331] ? __pfx_pci_scan_single_device+0x10/0x10
[ 113.402325][ T5331] pci_scan_slot+0x1ba/0x5a0
[ 113.404570][ T5331] ? __pfx_pci_scan_slot+0x10/0x10
[ 113.407530][ T5331] ? __up_read+0x29c/0x930
[ 113.410494][ T5331] pci_scan_child_bus_extend+0x68/0x7c0
[ 113.413570][ T5331] ? pci_find_next_bus+0x63/0x70
[ 113.415750][ T5331] pci_rescan_bus+0x18/0x40
[ 113.417777][ T5331] rescan_store+0xcc/0x150
[ 113.420061][ T5331] ? __pfx_rescan_store+0x10/0x10
[ 113.422661][ T5331] ? sysfs_file_kobj+0x1e4/0x230
[ 113.425654][ T5331] ? sysfs_kf_write+0x166/0x260
[ 113.428395][ T5331] ? __pfx_sysfs_kf_write+0x10/0x10
[ 113.430893][ T5331] kernfs_fop_write_iter+0x3a4/0x540
[ 113.433188][ T5331] vfs_write+0x612/0xba0
[ 113.434988][ T5331] ? __pfx_vfs_write+0x10/0x10
[ 113.437178][ T5331] ? __fget_files+0x2a/0x420
[ 113.439199][ T5331] ksys_write+0x150/0x270
[ 113.441165][ T5331] ? __pfx_ksys_write+0x10/0x10
[ 113.443660][ T5331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 113.447179][ T5331] do_syscall_64+0x174/0x580
[ 113.449976][ T5331] ? trace_irq_disable+0x3b/0x140
[ 113.452639][ T5331] ? clear_bhb_loop+0x40/0x90
[ 113.454699][ T5331] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 113.457109][ T5331] RIP: 0033:0x7f865899e019
[ 113.458938][ T5331] 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
[ 113.468320][ T5331] RSP: 002b:00007f86597f9fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 113.472558][ T5331] RAX: ffffffffffffffda RBX: 00007f8658c25fa0 RCX: 00007f865899e019
[ 113.477230][ T5331] RDX: 0000000000000001 RSI: 0000200000000a00 RDI: 0000000000000005
[ 113.481415][ T5331] RBP: 00007f86597fa050 R08: 0000000000000000 R09: 0000000000000000
[ 113.485183][ T5331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 113.489489][ T5331] R13: 00007f8658c26038 R14: 00007f8658c25fa0 R15: 00007ffe317a4648
[ 113.493436][ T5331]
[ 113.495496][ T5331] Kernel Offset: disabled
[ 113.497779][ T5331] Rebooting in 86400 seconds..