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)
[ 75.745224][ T5305] tmpfs: Unknown parameter 'µ'
[ 75.919799][ T4638] Bluetooth: hci0: command tx timeout
[ 75.991818][ T5307] FAULT_INJECTION: forcing a failure.
[ 75.991818][ T5307] name failslab, interval 1, probability 0, space 0, times 1
[ 76.011597][ T5307] CPU: 0 UID: 0 PID: 5307 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.011615][ T5307] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 76.011622][ T5307] Call Trace:
[ 76.011627][ T5307]
[ 76.011632][ T5307] dump_stack_lvl+0xe8/0x150
[ 76.011696][ T5307] should_fail_ex+0x410/0x560
[ 76.011745][ T5307] should_failslab+0xa8/0x100
[ 76.011760][ T5307] __kmalloc_node_track_caller_noprof+0x100/0x740
[ 76.011774][ T5307] ? kobject_set_name_vargs+0x61/0x110
[ 76.011817][ T5307] ? kobject_set_name_vargs+0x61/0x110
[ 76.011833][ T5307] kvasprintf+0xeb/0x1a0
[ 76.011848][ T5307] ? __pfx_kvasprintf+0x10/0x10
[ 76.011862][ T5307] ? acpi_dev_for_each_child+0x9b/0xe0
[ 76.011878][ T5307] ? kvasprintf_const+0xe8/0x240
[ 76.011913][ T5307] kobject_set_name_vargs+0x61/0x110
[ 76.011929][ T5307] dev_set_name+0xe2/0x140
[ 76.011943][ T5307] ? __pfx_dev_set_name+0x10/0x10
[ 76.011956][ T5307] ? pci_dev_assign_slot+0x275/0x290
[ 76.011970][ T5307] ? set_primary_fwnode+0xd6/0x230
[ 76.011984][ T5307] pci_setup_device+0x56c/0x2670
[ 76.011998][ T5307] ? ksys_write+0x150/0x270
[ 76.012007][ T5307] ? do_syscall_64+0x166/0x520
[ 76.012017][ T5307] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.012033][ T5307] ? __pfx_pci_setup_device+0x10/0x10
[ 76.012065][ T5307] ? __kasan_kmalloc+0x93/0xb0
[ 76.012081][ T5307] ? __kmalloc_cache_noprof+0x152/0x660
[ 76.012095][ T5307] ? __raw_spin_lock_init+0x45/0x100
[ 76.012108][ T5307] pci_scan_single_device+0x2f4/0x400
[ 76.012125][ T5307] ? __pfx_pci_scan_single_device+0x10/0x10
[ 76.012145][ T5307] pci_scan_slot+0x1ba/0x5a0
[ 76.012161][ T5307] ? __pfx_pci_scan_slot+0x10/0x10
[ 76.012179][ T5307] ? __up_read+0x29c/0x930
[ 76.012196][ T5307] pci_scan_child_bus_extend+0x68/0x7c0
[ 76.012211][ T5307] ? pci_find_next_bus+0x63/0x70
[ 76.012224][ T5307] pci_rescan_bus+0x18/0x40
[ 76.012233][ T5307] rescan_store+0xcc/0x150
[ 76.012248][ T5307] ? __pfx_rescan_store+0x10/0x10
[ 76.012263][ T5307] ? sysfs_file_kobj+0x1e4/0x230
[ 76.012279][ T5307] ? sysfs_kf_write+0x166/0x260
[ 76.012296][ T5307] ? __pfx_sysfs_kf_write+0x10/0x10
[ 76.012307][ T5307] kernfs_fop_write_iter+0x3a4/0x540
[ 76.012328][ T5307] vfs_write+0x612/0xba0
[ 76.012348][ T5307] ? __pfx_vfs_write+0x10/0x10
[ 76.012369][ T5307] ? __fget_files+0x2a/0x420
[ 76.012389][ T5307] ksys_write+0x150/0x270
[ 76.012401][ T5307] ? __pfx_ksys_write+0x10/0x10
[ 76.012423][ T5307] do_syscall_64+0x166/0x520
[ 76.012435][ T5307] ? trace_irq_disable+0x3b/0x140
[ 76.012449][ T5307] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.012459][ T5307] ? clear_bhb_loop+0x70/0xc0
[ 76.012471][ T5307] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.012480][ T5307] RIP: 0033:0x7f867539e0d9
[ 76.012491][ T5307] 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
[ 76.012498][ T5307] RSP: 002b:00007f867626afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 76.012511][ T5307] RAX: ffffffffffffffda RBX: 00007f8675626180 RCX: 00007f867539e0d9
[ 76.012518][ T5307] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 76.012525][ T5307] RBP: 00007f867626b050 R08: 0000000000000000 R09: 0000000000000000
[ 76.012530][ T5307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 76.012536][ T5307] R13: 00007f8675626218 R14: 00007f8675626180 R15: 00007ffe84c906c8
[ 76.012552][ T5307]
[ 76.015939][ T5307] pci (null): [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint
[ 76.226695][ T5307] pci (null): BAR 0 [io 0xfcd1f4c0-0xfcd1f4df]
[ 76.229928][ T5307] pci (null): BAR 1 [mem 0xfad72000-0xfad72fff]
[ 76.232973][ T5307] pci (null): BAR 4 [mem 0x88d07a6ea54fc000-0x88d07a6ea54fffff 64bit pref]
[ 76.247331][ T5307] ------------[ cut here ]------------
[ 76.249745][ T5307] ret < 0
[ 76.249757][ T5307] WARNING: drivers/pci/probe.c:2768 at pci_device_add+0x1542/0x1910, CPU#0: syz.0.0/5307
[ 76.255492][ T5307] Modules linked in:
[ 76.257905][ T5307] CPU: 0 UID: 0 PID: 5307 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.261689][ T5307] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 76.265945][ T5307] RIP: 0010:pci_device_add+0x1542/0x1910
[ 76.268529][ T5307] 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
[ 76.277220][ T5307] RSP: 0018:ffffc9000df4f880 EFLAGS: 00010293
[ 76.279808][ T5307] RAX: ffffffff852055d1 RBX: 00000000ffffffea RCX: ffff88800032a580
[ 76.283037][ T5307] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 76.286631][ T5307] RBP: ffffc9000df4f990 R08: ffff88801c32410b R09: 1ffff11003864821
[ 76.289906][ T5307] R10: dffffc0000000000 R11: ffffed1003864822 R12: 1ffff11003864891
[ 76.293208][ T5307] R13: ffff88801d26b030 R14: ffff88801b0b6800 R15: ffff88801c324000
[ 76.296725][ T5307] FS: 00007f867626b6c0(0000) GS:ffff88808c30a000(0000) knlGS:0000000000000000
[ 76.300623][ T5307] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 76.303487][ T5307] CR2: 00007fb8dccd1120 CR3: 000000000be65000 CR4: 0000000000352ef0
[ 76.306774][ T5307] Call Trace:
[ 76.308351][ T5307]
[ 76.309707][ T5307] ? __pfx_pci_device_add+0x10/0x10
[ 76.311850][ T5307] ? __kmalloc_cache_noprof+0x152/0x660
[ 76.314073][ T5307] ? __raw_spin_lock_init+0x45/0x100
[ 76.316140][ T5307] pci_scan_single_device+0x3ae/0x400
[ 76.318193][ T5307] ? __pfx_pci_scan_single_device+0x10/0x10
[ 76.322463][ T5307] pci_scan_slot+0x1ba/0x5a0
[ 76.324448][ T5307] ? __pfx_pci_scan_slot+0x10/0x10
[ 76.326517][ T5307] ? __up_read+0x29c/0x930
[ 76.328367][ T5307] pci_scan_child_bus_extend+0x68/0x7c0
[ 76.330997][ T5307] ? pci_find_next_bus+0x63/0x70
[ 76.333139][ T5307] pci_rescan_bus+0x18/0x40
[ 76.335031][ T5307] rescan_store+0xcc/0x150
[ 76.336841][ T5307] ? __pfx_rescan_store+0x10/0x10
[ 76.339011][ T5307] ? sysfs_file_kobj+0x1e4/0x230
[ 76.341094][ T5307] ? sysfs_kf_write+0x166/0x260
[ 76.343142][ T5307] ? __pfx_sysfs_kf_write+0x10/0x10
[ 76.345577][ T5307] kernfs_fop_write_iter+0x3a4/0x540
[ 76.348008][ T5307] vfs_write+0x612/0xba0
[ 76.350114][ T5307] ? __pfx_vfs_write+0x10/0x10
[ 76.352395][ T5307] ? __fget_files+0x2a/0x420
[ 76.354703][ T5307] ksys_write+0x150/0x270
[ 76.356778][ T5307] ? __pfx_ksys_write+0x10/0x10
[ 76.358878][ T5307] do_syscall_64+0x166/0x520
[ 76.360831][ T5307] ? trace_irq_disable+0x3b/0x140
[ 76.362844][ T5307] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.365323][ T5307] ? clear_bhb_loop+0x70/0xc0
[ 76.367330][ T5307] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.369805][ T5307] RIP: 0033:0x7f867539e0d9
[ 76.371572][ T5307] 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
[ 76.379204][ T5307] RSP: 002b:00007f867626afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 76.382671][ T5307] RAX: ffffffffffffffda RBX: 00007f8675626180 RCX: 00007f867539e0d9
[ 76.385882][ T5307] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 76.389255][ T5307] RBP: 00007f867626b050 R08: 0000000000000000 R09: 0000000000000000
[ 76.392524][ T5307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 76.395714][ T5307] R13: 00007f8675626218 R14: 00007f8675626180 R15: 00007ffe84c906c8
[ 76.399031][ T5307]
[ 76.400324][ T5307] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 76.403274][ T5307] CPU: 0 UID: 0 PID: 5307 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 76.406852][ T5307] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 76.410972][ T5307] Call Trace:
[ 76.412352][ T5307]
[ 76.413537][ T5307] vpanic+0x56d/0xa60
[ 76.415221][ T5307] ? __pfx__printk+0x10/0x10
[ 76.417107][ T5307] ? __pfx_vpanic+0x10/0x10
[ 76.419001][ T5307] ? is_bpf_text_address+0x292/0x2b0
[ 76.421169][ T5307] ? is_bpf_text_address+0x26/0x2b0
[ 76.423417][ T5307] panic+0xc5/0xd0
[ 76.424945][ T5307] ? __pfx_panic+0x10/0x10
[ 76.426762][ T5307] __warn+0x315/0x4c0
[ 76.428453][ T5307] ? pci_device_add+0x1542/0x1910
[ 76.430615][ T5307] ? pci_device_add+0x1542/0x1910
[ 76.432719][ T5307] __report_bug+0x276/0x570
[ 76.434710][ T5307] ? pci_device_add+0x1542/0x1910
[ 76.436832][ T5307] ? __pfx___report_bug+0x10/0x10
[ 76.438939][ T5307] ? irqentry_exit+0x218/0x910
[ 76.440932][ T5307] ? lockdep_hardirqs_on+0x7b/0x110
[ 76.443056][ T5307] ? irqentry_exit+0x218/0x910
[ 76.445182][ T5307] ? trace_irq_disable+0x3b/0x140
[ 76.447367][ T5307] ? pci_device_add+0x1542/0x1910
[ 76.449508][ T5307] report_bug+0x16b/0x220
[ 76.451389][ T5307] ? pci_device_add+0x1542/0x1910
[ 76.453650][ T5307] ? pci_device_add+0x1544/0x1910
[ 76.455813][ T5307] handle_bug+0x9c/0x200
[ 76.457595][ T5307] exc_invalid_op+0x1a/0x50
[ 76.459732][ T5307] asm_exc_invalid_op+0x1a/0x20
[ 76.462242][ T5307] RIP: 0010:pci_device_add+0x1542/0x1910
[ 76.465345][ T5307] 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
[ 76.473739][ T5307] RSP: 0018:ffffc9000df4f880 EFLAGS: 00010293
[ 76.476257][ T5307] RAX: ffffffff852055d1 RBX: 00000000ffffffea RCX: ffff88800032a580
[ 76.479499][ T5307] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 76.482775][ T5307] RBP: ffffc9000df4f990 R08: ffff88801c32410b R09: 1ffff11003864821
[ 76.486167][ T5307] R10: dffffc0000000000 R11: ffffed1003864822 R12: 1ffff11003864891
[ 76.489385][ T5307] R13: ffff88801d26b030 R14: ffff88801b0b6800 R15: ffff88801c324000
[ 76.492579][ T5307] ? pci_device_add+0x1541/0x1910
[ 76.494777][ T5307] ? __pfx_pci_device_add+0x10/0x10
[ 76.496987][ T5307] ? __kmalloc_cache_noprof+0x152/0x660
[ 76.499281][ T5307] ? __raw_spin_lock_init+0x45/0x100
[ 76.501446][ T5307] pci_scan_single_device+0x3ae/0x400
[ 76.503740][ T5307] ? __pfx_pci_scan_single_device+0x10/0x10
[ 76.506212][ T5307] pci_scan_slot+0x1ba/0x5a0
[ 76.508169][ T5307] ? __pfx_pci_scan_slot+0x10/0x10
[ 76.510253][ T5307] ? __up_read+0x29c/0x930
[ 76.512109][ T5307] pci_scan_child_bus_extend+0x68/0x7c0
[ 76.514505][ T5307] ? pci_find_next_bus+0x63/0x70
[ 76.516508][ T5307] pci_rescan_bus+0x18/0x40
[ 76.518336][ T5307] rescan_store+0xcc/0x150
[ 76.520235][ T5307] ? __pfx_rescan_store+0x10/0x10
[ 76.522371][ T5307] ? sysfs_file_kobj+0x1e4/0x230
[ 76.524531][ T5307] ? sysfs_kf_write+0x166/0x260
[ 76.526487][ T5307] ? __pfx_sysfs_kf_write+0x10/0x10
[ 76.528482][ T5307] kernfs_fop_write_iter+0x3a4/0x540
[ 76.530537][ T5307] vfs_write+0x612/0xba0
[ 76.532218][ T5307] ? __pfx_vfs_write+0x10/0x10
[ 76.534118][ T5307] ? __fget_files+0x2a/0x420
[ 76.535984][ T5307] ksys_write+0x150/0x270
[ 76.537742][ T5307] ? __pfx_ksys_write+0x10/0x10
[ 76.539791][ T5307] do_syscall_64+0x166/0x520
[ 76.541654][ T5307] ? trace_irq_disable+0x3b/0x140
[ 76.543742][ T5307] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.546211][ T5307] ? clear_bhb_loop+0x70/0xc0
[ 76.548219][ T5307] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.550701][ T5307] RIP: 0033:0x7f867539e0d9
[ 76.552531][ T5307] 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
[ 76.560404][ T5307] RSP: 002b:00007f867626afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 76.563928][ T5307] RAX: ffffffffffffffda RBX: 00007f8675626180 RCX: 00007f867539e0d9
[ 76.567191][ T5307] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 76.570400][ T5307] RBP: 00007f867626b050 R08: 0000000000000000 R09: 0000000000000000
[ 76.573615][ T5307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 76.576828][ T5307] R13: 00007f8675626218 R14: 00007f8675626180 R15: 00007ffe84c906c8
[ 76.580042][ T5307]
[ 76.581748][ T5307] Kernel Offset: disabled
[ 76.583563][ T5307] Rebooting in 86400 seconds..