program:
syz_mount_image$tmpfs(&(0x7f0000000000), &(0x7f0000000100)='./file1\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="b5"], 0x0, 0x0, &(0x7f0000000200))
mkdir(&(0x7f0000000300)='./file1/my_sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000400)='./file1/my_sys\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./file1/my_sys/bus/pci/devices/0000:00:03.0/config\x00', 0x2, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./file1/my_sys/bus/pci/devices/0000:00:03.0/remove\x00', 0x1, 0x0)
write(r1, &(0x7f0000000c00)='1', 0x1)
writev(r0, &(0x7f0000002140)=[{&(0x7f0000001140)="cbab3ce1eb2f417ae2eaab8eb923d3cad3f4d1fcaa25d7fa2c4c2703b0eeb46943ce4fa56e7ad088b8447ca071674e32e128c2e08a4acbca87cbddee9e9d8c3560ffc7cd7fd6a06fe3239baedeba25ccc5a68aef75a0c27554c9f0b51868075a974f3e21f3ec26e5dfb3830700fd397cb05eb01944ce60c72a1c4ed10009b8f81df14398b67fb11012bdaec78bee690d897bb4efc07de8666421e293", 0x9c}], 0x1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000d00)='./file1/my_sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r2, &(0x7f0000000e00)='1', 0x1) (fail_nth: 4)
[ 92.933467][ T4637] Bluetooth: hci0: command tx timeout
[ 92.943254][ T5307] tmpfs: Unknown parameter 'µ'
[ 92.949705][ T9] cfg80211: failed to load regulatory.db
[ 93.173796][ T5308] FAULT_INJECTION: forcing a failure.
[ 93.173796][ T5308] name failslab, interval 1, probability 0, space 0, times 1
[ 93.179158][ T5308] CPU: 0 UID: 0 PID: 5308 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 93.179189][ T5308] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 93.179194][ T5308] Call Trace:
[ 93.179198][ T5308]
[ 93.179202][ T5308] dump_stack_lvl+0xe8/0x150
[ 93.179258][ T5308] should_fail_ex+0x410/0x560
[ 93.179307][ T5308] should_failslab+0xa8/0x100
[ 93.179323][ T5308] __kmalloc_node_track_caller_noprof+0x100/0x740
[ 93.179333][ T5308] ? kobject_set_name_vargs+0x61/0x110
[ 93.179374][ T5308] ? kobject_set_name_vargs+0x61/0x110
[ 93.179392][ T5308] kvasprintf+0xeb/0x1a0
[ 93.179410][ T5308] ? __pfx_kvasprintf+0x10/0x10
[ 93.179425][ T5308] ? acpi_dev_for_each_child+0x9b/0xe0
[ 93.179441][ T5308] ? kvasprintf_const+0xe8/0x240
[ 93.179455][ T5308] kobject_set_name_vargs+0x61/0x110
[ 93.179465][ T5308] dev_set_name+0xe2/0x140
[ 93.179475][ T5308] ? __pfx_dev_set_name+0x10/0x10
[ 93.179483][ T5308] ? pci_dev_assign_slot+0x275/0x290
[ 93.179492][ T5308] ? set_primary_fwnode+0xd6/0x230
[ 93.179502][ T5308] pci_setup_device+0x56c/0x2670
[ 93.179512][ T5308] ? ksys_write+0x150/0x270
[ 93.179517][ T5308] ? do_syscall_64+0x166/0x520
[ 93.179525][ T5308] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.179536][ T5308] ? __pfx_pci_setup_device+0x10/0x10
[ 93.179557][ T5308] ? __kasan_kmalloc+0x93/0xb0
[ 93.179566][ T5308] ? __kmalloc_cache_noprof+0x152/0x660
[ 93.179579][ T5308] ? __raw_spin_lock_init+0x45/0x100
[ 93.179592][ T5308] pci_scan_single_device+0x2f4/0x400
[ 93.179609][ T5308] ? __pfx_pci_scan_single_device+0x10/0x10
[ 93.179631][ T5308] pci_scan_slot+0x1ba/0x5a0
[ 93.179647][ T5308] ? __pfx_pci_scan_slot+0x10/0x10
[ 93.179659][ T5308] ? __up_read+0x29c/0x930
[ 93.179678][ T5308] pci_scan_child_bus_extend+0x68/0x7c0
[ 93.179693][ T5308] ? pci_find_next_bus+0x63/0x70
[ 93.179708][ T5308] pci_rescan_bus+0x18/0x40
[ 93.179716][ T5308] rescan_store+0xcc/0x150
[ 93.179725][ T5308] ? __pfx_rescan_store+0x10/0x10
[ 93.179734][ T5308] ? sysfs_file_kobj+0x1e4/0x230
[ 93.179745][ T5308] ? sysfs_kf_write+0x166/0x260
[ 93.179755][ T5308] ? __pfx_sysfs_kf_write+0x10/0x10
[ 93.179763][ T5308] kernfs_fop_write_iter+0x3a4/0x540
[ 93.179774][ T5308] vfs_write+0x612/0xba0
[ 93.179788][ T5308] ? __pfx_vfs_write+0x10/0x10
[ 93.179801][ T5308] ? __fget_files+0x2a/0x420
[ 93.179814][ T5308] ksys_write+0x150/0x270
[ 93.179821][ T5308] ? __pfx_ksys_write+0x10/0x10
[ 93.179836][ T5308] do_syscall_64+0x166/0x520
[ 93.179847][ T5308] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.179857][ T5308] ? clear_bhb_loop+0x70/0xc0
[ 93.179869][ T5308] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.179880][ T5308] RIP: 0033:0x7f34b139e0d9
[ 93.179892][ T5308] 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
[ 93.179900][ T5308] RSP: 002b:00007f34b2316fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 93.179912][ T5308] RAX: ffffffffffffffda RBX: 00007f34b1626090 RCX: 00007f34b139e0d9
[ 93.179919][ T5308] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 93.179926][ T5308] RBP: 00007f34b2317050 R08: 0000000000000000 R09: 0000000000000000
[ 93.179932][ T5308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 93.179938][ T5308] R13: 00007f34b1626128 R14: 00007f34b1626090 R15: 00007ffca54705c8
[ 93.179963][ T5308]
[ 93.324949][ T5308] pci (null): [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint
[ 93.357807][ T5308] pci (null): BAR 0 [io 0xfcd1f4c0-0xfcd1f4df]
[ 93.362869][ T5308] pci (null): BAR 1 [mem 0xfad72000-0xfad72fff]
[ 93.365530][ T5308] pci (null): BAR 4 [mem 0x88d07a6ea54fc000-0x88d07a6ea54fffff 64bit pref]
[ 93.377242][ T5308] ------------[ cut here ]------------
[ 93.379747][ T5308] ret < 0
[ 93.379759][ T5308] WARNING: drivers/pci/probe.c:2768 at pci_device_add+0x1542/0x1910, CPU#0: syz.0.0/5308
[ 93.384997][ T5308] Modules linked in:
[ 93.386781][ T5308] CPU: 0 UID: 0 PID: 5308 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 93.390597][ T5308] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 93.394837][ T5308] RIP: 0010:pci_device_add+0x1542/0x1910
[ 93.397115][ T5308] Code: f8 ff ff e9 77 f8 ff ff e8 0b df a6 fc 90 0f 0b 90 e9 a2 f8 ff ff e8 fd de a6 fc 90 0f 0b 90 e9 69 fc ff ff e8 ef de a6 fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 93.405200][ T5308] RSP: 0018:ffffc9000e0d7880 EFLAGS: 00010293
[ 93.407803][ T5308] RAX: ffffffff852055d1 RBX: 00000000ffffffea RCX: ffff888036a20000
[ 93.411128][ T5308] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 93.414868][ T5308] RBP: ffffc9000e0d7990 R08: ffff888012d9a10b R09: 1ffff110025b3421
[ 93.418569][ T5308] R10: dffffc0000000000 R11: ffffed10025b3422 R12: 1ffff110025b3491
[ 93.422134][ T5308] R13: ffff88801f883030 R14: ffff88801b0b6800 R15: ffff888012d9a000
[ 93.425625][ T5308] FS: 00007f34b23176c0(0000) GS:ffff88808c30a000(0000) knlGS:0000000000000000
[ 93.429456][ T5308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 93.432222][ T5308] CR2: 00007f34b2341230 CR3: 0000000043dfe000 CR4: 0000000000352ef0
[ 93.435658][ T5308] Call Trace:
[ 93.437114][ T5308]
[ 93.438359][ T5308] ? __pfx_pci_device_add+0x10/0x10
[ 93.440813][ T5308] ? __kmalloc_cache_noprof+0x152/0x660
[ 93.443334][ T5308] ? __raw_spin_lock_init+0x45/0x100
[ 93.445515][ T5308] pci_scan_single_device+0x3ae/0x400
[ 93.448249][ T5308] ? __pfx_pci_scan_single_device+0x10/0x10
[ 93.451333][ T5308] pci_scan_slot+0x1ba/0x5a0
[ 93.453256][ T5308] ? __pfx_pci_scan_slot+0x10/0x10
[ 93.455275][ T5308] ? __up_read+0x29c/0x930
[ 93.457123][ T5308] pci_scan_child_bus_extend+0x68/0x7c0
[ 93.459607][ T5308] ? pci_find_next_bus+0x63/0x70
[ 93.461720][ T5308] pci_rescan_bus+0x18/0x40
[ 93.463692][ T5308] rescan_store+0xcc/0x150
[ 93.465534][ T5308] ? __pfx_rescan_store+0x10/0x10
[ 93.467502][ T5308] ? sysfs_file_kobj+0x1e4/0x230
[ 93.469619][ T5308] ? sysfs_kf_write+0x166/0x260
[ 93.471667][ T5308] ? __pfx_sysfs_kf_write+0x10/0x10
[ 93.473813][ T5308] kernfs_fop_write_iter+0x3a4/0x540
[ 93.476068][ T5308] vfs_write+0x612/0xba0
[ 93.477796][ T5308] ? __pfx_vfs_write+0x10/0x10
[ 93.479840][ T5308] ? __fget_files+0x2a/0x420
[ 93.481588][ T5308] ksys_write+0x150/0x270
[ 93.483449][ T5308] ? __pfx_ksys_write+0x10/0x10
[ 93.485490][ T5308] do_syscall_64+0x166/0x520
[ 93.487718][ T5308] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.490392][ T5308] ? clear_bhb_loop+0x70/0xc0
[ 93.492311][ T5308] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.494676][ T5308] RIP: 0033:0x7f34b139e0d9
[ 93.496421][ T5308] 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
[ 93.504086][ T5308] RSP: 002b:00007f34b2316fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 93.507505][ T5308] RAX: ffffffffffffffda RBX: 00007f34b1626090 RCX: 00007f34b139e0d9
[ 93.510841][ T5308] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 93.514074][ T5308] RBP: 00007f34b2317050 R08: 0000000000000000 R09: 0000000000000000
[ 93.517452][ T5308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 93.520972][ T5308] R13: 00007f34b1626128 R14: 00007f34b1626090 R15: 00007ffca54705c8
[ 93.524332][ T5308]
[ 93.525584][ T5308] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 93.528657][ T5308] CPU: 0 UID: 0 PID: 5308 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 93.532302][ T5308] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 93.536411][ T5308] Call Trace:
[ 93.537864][ T5308]
[ 93.539166][ T5308] vpanic+0x56d/0xa60
[ 93.540704][ T5308] ? __pfx__printk+0x10/0x10
[ 93.542483][ T5308] ? __pfx_vpanic+0x10/0x10
[ 93.544303][ T5308] ? is_bpf_text_address+0x292/0x2b0
[ 93.546240][ T5308] ? is_bpf_text_address+0x26/0x2b0
[ 93.548069][ T5308] panic+0xc5/0xd0
[ 93.549471][ T5308] ? __pfx_panic+0x10/0x10
[ 93.551292][ T5308] __warn+0x315/0x4c0
[ 93.552912][ T5308] ? pci_device_add+0x1542/0x1910
[ 93.554757][ T5308] ? pci_device_add+0x1542/0x1910
[ 93.556703][ T5308] __report_bug+0x276/0x570
[ 93.558567][ T5308] ? pci_device_add+0x1542/0x1910
[ 93.560684][ T5308] ? __pfx___report_bug+0x10/0x10
[ 93.562717][ T5308] ? pci_device_add+0x1542/0x1910
[ 93.564660][ T5308] report_bug+0x16b/0x220
[ 93.566329][ T5308] ? pci_device_add+0x1542/0x1910
[ 93.568255][ T5308] ? pci_device_add+0x1544/0x1910
[ 93.570256][ T5308] handle_bug+0x9c/0x200
[ 93.571962][ T5308] exc_invalid_op+0x1a/0x50
[ 93.573841][ T5308] asm_exc_invalid_op+0x1a/0x20
[ 93.575859][ T5308] RIP: 0010:pci_device_add+0x1542/0x1910
[ 93.578305][ T5308] Code: f8 ff ff e9 77 f8 ff ff e8 0b df a6 fc 90 0f 0b 90 e9 a2 f8 ff ff e8 fd de a6 fc 90 0f 0b 90 e9 69 fc ff ff e8 ef de a6 fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 93.586221][ T5308] RSP: 0018:ffffc9000e0d7880 EFLAGS: 00010293
[ 93.588700][ T5308] RAX: ffffffff852055d1 RBX: 00000000ffffffea RCX: ffff888036a20000
[ 93.592019][ T5308] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 93.595281][ T5308] RBP: ffffc9000e0d7990 R08: ffff888012d9a10b R09: 1ffff110025b3421
[ 93.598569][ T5308] R10: dffffc0000000000 R11: ffffed10025b3422 R12: 1ffff110025b3491
[ 93.601929][ T5308] R13: ffff88801f883030 R14: ffff88801b0b6800 R15: ffff888012d9a000
[ 93.609197][ T5308] ? pci_device_add+0x1541/0x1910
[ 93.611343][ T5308] ? __pfx_pci_device_add+0x10/0x10
[ 93.613591][ T5308] ? __kmalloc_cache_noprof+0x152/0x660
[ 93.615905][ T5308] ? __raw_spin_lock_init+0x45/0x100
[ 93.618003][ T5308] pci_scan_single_device+0x3ae/0x400
[ 93.620659][ T5308] ? __pfx_pci_scan_single_device+0x10/0x10
[ 93.623563][ T5308] pci_scan_slot+0x1ba/0x5a0
[ 93.625591][ T5308] ? __pfx_pci_scan_slot+0x10/0x10
[ 93.627844][ T5308] ? __up_read+0x29c/0x930
[ 93.629819][ T5308] pci_scan_child_bus_extend+0x68/0x7c0
[ 93.632200][ T5308] ? pci_find_next_bus+0x63/0x70
[ 93.634397][ T5308] pci_rescan_bus+0x18/0x40
[ 93.636419][ T5308] rescan_store+0xcc/0x150
[ 93.638310][ T5308] ? __pfx_rescan_store+0x10/0x10
[ 93.640386][ T5308] ? sysfs_file_kobj+0x1e4/0x230
[ 93.642349][ T5308] ? sysfs_kf_write+0x166/0x260
[ 93.644352][ T5308] ? __pfx_sysfs_kf_write+0x10/0x10
[ 93.646336][ T5308] kernfs_fop_write_iter+0x3a4/0x540
[ 93.648305][ T5308] vfs_write+0x612/0xba0
[ 93.649904][ T5308] ? __pfx_vfs_write+0x10/0x10
[ 93.651845][ T5308] ? __fget_files+0x2a/0x420
[ 93.653834][ T5308] ksys_write+0x150/0x270
[ 93.655654][ T5308] ? __pfx_ksys_write+0x10/0x10
[ 93.657877][ T5308] do_syscall_64+0x166/0x520
[ 93.659787][ T5308] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.662279][ T5308] ? clear_bhb_loop+0x70/0xc0
[ 93.664323][ T5308] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.666988][ T5308] RIP: 0033:0x7f34b139e0d9
[ 93.668921][ T5308] 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
[ 93.676877][ T5308] RSP: 002b:00007f34b2316fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 93.680255][ T5308] RAX: ffffffffffffffda RBX: 00007f34b1626090 RCX: 00007f34b139e0d9
[ 93.683509][ T5308] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 93.686972][ T5308] RBP: 00007f34b2317050 R08: 0000000000000000 R09: 0000000000000000
[ 93.690241][ T5308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 93.693543][ T5308] R13: 00007f34b1626128 R14: 00007f34b1626090 R15: 00007ffca54705c8
[ 93.696676][ T5308]
[ 93.698310][ T5308] Kernel Offset: disabled
[ 93.700076][ T5308] Rebooting in 86400 seconds..