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, 0x8)
write(r1, &(0x7f0000000c00)='1', 0x1)
writev(r0, &(0x7f0000002140)=[{&(0x7f0000001140)="cbab3c0600", 0x5}], 0x1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000d00)='./file1/my_sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r2, &(0x7f0000000e00)='1', 0x1) (fail_nth: 4)
[ 111.902240][ T46] Bluetooth: hci0: command tx timeout
[ 111.971484][ T5327] tmpfs: Unknown parameter 'µ'
[ 112.137086][ T5328] FAULT_INJECTION: forcing a failure.
[ 112.137086][ T5328] name failslab, interval 1, probability 0, space 0, times 1
[ 112.142784][ T5328] CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 112.142820][ T5328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 112.142829][ T5328] Call Trace:
[ 112.142836][ T5328]
[ 112.142842][ T5328] dump_stack_lvl+0xe8/0x150
[ 112.142906][ T5328] should_fail_ex+0x410/0x560
[ 112.142977][ T5328] should_failslab+0xa8/0x100
[ 112.143018][ T5328] __kmalloc_node_track_caller_noprof+0xfb/0x720
[ 112.143038][ T5328] ? kobject_set_name_vargs+0x61/0x110
[ 112.143092][ T5328] ? kobject_set_name_vargs+0x61/0x110
[ 112.143114][ T5328] kvasprintf+0xeb/0x1a0
[ 112.143135][ T5328] ? __pfx_kvasprintf+0x10/0x10
[ 112.143152][ T5328] ? acpi_dev_for_each_child+0x9b/0xe0
[ 112.143171][ T5328] ? kvasprintf_const+0xe8/0x240
[ 112.143189][ T5328] kobject_set_name_vargs+0x61/0x110
[ 112.143209][ T5328] dev_set_name+0xe2/0x140
[ 112.143226][ T5328] ? __pfx_dev_set_name+0x10/0x10
[ 112.143242][ T5328] ? pci_dev_assign_slot+0x275/0x290
[ 112.143258][ T5328] ? set_primary_fwnode+0xd6/0x230
[ 112.143276][ T5328] pci_setup_device+0x56c/0x2670
[ 112.143293][ T5328] ? ksys_write+0x150/0x270
[ 112.143306][ T5328] ? do_syscall_64+0x166/0x520
[ 112.143321][ T5328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.143340][ T5328] ? __pfx_pci_setup_device+0x10/0x10
[ 112.143374][ T5328] ? rcu_is_watching+0x16/0xb0
[ 112.143391][ T5328] ? __kasan_kmalloc+0x93/0xb0
[ 112.143409][ T5328] ? __kmalloc_cache_noprof+0x321/0x600
[ 112.143424][ T5328] ? __kmalloc_cache_noprof+0x14d/0x600
[ 112.143461][ T5328] ? __raw_spin_lock_init+0x45/0x100
[ 112.143481][ T5328] pci_scan_single_device+0x2f4/0x400
[ 112.143501][ T5328] ? __pfx_pci_scan_single_device+0x10/0x10
[ 112.143525][ T5328] pci_scan_slot+0x1ba/0x5a0
[ 112.143544][ T5328] ? __pfx_pci_scan_slot+0x10/0x10
[ 112.143560][ T5328] ? __up_read+0x29c/0x930
[ 112.143581][ T5328] pci_scan_child_bus_extend+0x68/0x7c0
[ 112.143593][ T5328] ? pci_find_next_bus+0x63/0x70
[ 112.143609][ T5328] pci_rescan_bus+0x18/0x40
[ 112.143621][ T5328] rescan_store+0xcc/0x150
[ 112.143638][ T5328] ? __pfx_rescan_store+0x10/0x10
[ 112.143655][ T5328] ? sysfs_file_kobj+0x1e4/0x230
[ 112.143669][ T5328] ? sysfs_kf_write+0x166/0x260
[ 112.143685][ T5328] ? __pfx_sysfs_kf_write+0x10/0x10
[ 112.143698][ T5328] kernfs_fop_write_iter+0x3a4/0x540
[ 112.143713][ T5328] vfs_write+0x612/0xba0
[ 112.143734][ T5328] ? __pfx_vfs_write+0x10/0x10
[ 112.143754][ T5328] ? __fget_files+0x2a/0x420
[ 112.143774][ T5328] ksys_write+0x150/0x270
[ 112.143789][ T5328] ? __pfx_ksys_write+0x10/0x10
[ 112.143811][ T5328] do_syscall_64+0x166/0x520
[ 112.143826][ T5328] ? trace_irq_disable+0x3b/0x140
[ 112.143838][ T5328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.143850][ T5328] ? clear_bhb_loop+0x70/0xc0
[ 112.143865][ T5328] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.143878][ T5328] RIP: 0033:0x7f2ce419e159
[ 112.143889][ T5328] 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
[ 112.143899][ T5328] RSP: 002b:00007f2ce5086fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 112.143913][ T5328] RAX: ffffffffffffffda RBX: 00007f2ce4426090 RCX: 00007f2ce419e159
[ 112.143922][ T5328] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 112.143929][ T5328] RBP: 00007f2ce5087050 R08: 0000000000000000 R09: 0000000000000000
[ 112.143936][ T5328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.143943][ T5328] R13: 00007f2ce4426128 R14: 00007f2ce4426090 R15: 00007ffed4ebdbe8
[ 112.143962][ T5328]
[ 112.317342][ T5328] pci (null): [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint
[ 112.324746][ T5328] pci (null): BAR 0 [io 0xc0a0-0xc0bf]
[ 112.327620][ T5328] pci (null): BAR 1 [mem 0xfeaf5000-0xfeaf5fff]
[ 112.330583][ T5328] pci (null): BAR 4 [mem 0xfca04000-0xfca07fff 64bit pref]
[ 112.339128][ T5328] ------------[ cut here ]------------
[ 112.339172][ T5328] ret < 0
[ 112.339206][ T5328] WARNING: drivers/pci/probe.c:2770 at pci_device_add+0x154a/0x1920, CPU#0: syz.0.0/5328
[ 112.347740][ T5328] Modules linked in:
[ 112.350136][ T5328] CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 112.354073][ T5328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 112.358602][ T5328] RIP: 0010:pci_device_add+0x154a/0x1920
[ 112.361147][ T5328] Code: f8 ff ff e9 6f f8 ff ff e8 d3 54 a2 fc 90 0f 0b 90 e9 9a f8 ff ff e8 c5 54 a2 fc 90 0f 0b 90 e9 69 fc ff ff e8 b7 54 a2 fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 45 eb
[ 112.369399][ T5328] RSP: 0018:ffffc9000de87880 EFLAGS: 00010293
[ 112.371977][ T5328] RAX: ffffffff85256fb9 RBX: 00000000ffffffea RCX: ffff888012e14b00
[ 112.375731][ T5328] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 112.379591][ T5328] RBP: ffffc9000de87990 R08: ffff88801211e10b R09: 1ffff11002423c21
[ 112.382915][ T5328] R10: dffffc0000000000 R11: ffffed1002423c22 R12: 1ffff11002423c91
[ 112.386473][ T5328] R13: ffff88801f6ab030 R14: ffff88801b0b6800 R15: ffff88801211e000
[ 112.389861][ T5328] FS: 00007f2ce50876c0(0000) GS:ffff88808c2d1000(0000) knlGS:0000000000000000
[ 112.393542][ T5328] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 112.396434][ T5328] CR2: 00007f45ffefe396 CR3: 00000000443d8000 CR4: 0000000000352ef0
[ 112.399928][ T5328] Call Trace:
[ 112.401384][ T5328]
[ 112.402668][ T5328] ? rcu_is_watching+0x16/0xb0
[ 112.404706][ T5328] ? __pfx_pci_device_add+0x10/0x10
[ 112.407143][ T5328] ? __kasan_kmalloc+0x93/0xb0
[ 112.409253][ T5328] ? __kmalloc_cache_noprof+0x321/0x600
[ 112.411607][ T5328] ? __kmalloc_cache_noprof+0x14d/0x600
[ 112.414020][ T5328] ? __raw_spin_lock_init+0x45/0x100
[ 112.416342][ T5328] pci_scan_single_device+0x3ae/0x400
[ 112.418702][ T5328] ? __pfx_pci_scan_single_device+0x10/0x10
[ 112.421231][ T5328] pci_scan_slot+0x1ba/0x5a0
[ 112.423349][ T5328] ? __pfx_pci_scan_slot+0x10/0x10
[ 112.425662][ T5328] ? __up_read+0x29c/0x930
[ 112.427601][ T5328] pci_scan_child_bus_extend+0x68/0x7c0
[ 112.429982][ T5328] ? pci_find_next_bus+0x63/0x70
[ 112.432030][ T5328] pci_rescan_bus+0x18/0x40
[ 112.433911][ T5328] rescan_store+0xcc/0x150
[ 112.435964][ T5328] ? __pfx_rescan_store+0x10/0x10
[ 112.438089][ T5328] ? sysfs_file_kobj+0x1e4/0x230
[ 112.440249][ T5328] ? sysfs_kf_write+0x166/0x260
[ 112.442276][ T5328] ? __pfx_sysfs_kf_write+0x10/0x10
[ 112.444519][ T5328] kernfs_fop_write_iter+0x3a4/0x540
[ 112.446815][ T5328] vfs_write+0x612/0xba0
[ 112.448562][ T5328] ? __pfx_vfs_write+0x10/0x10
[ 112.450488][ T5328] ? __fget_files+0x2a/0x420
[ 112.452319][ T5328] ksys_write+0x150/0x270
[ 112.453996][ T5328] ? __pfx_ksys_write+0x10/0x10
[ 112.456001][ T5328] do_syscall_64+0x166/0x520
[ 112.457974][ T5328] ? trace_irq_disable+0x3b/0x140
[ 112.460034][ T5328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.462449][ T5328] ? clear_bhb_loop+0x70/0xc0
[ 112.464345][ T5328] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.466774][ T5328] RIP: 0033:0x7f2ce419e159
[ 112.468530][ T5328] 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
[ 112.476359][ T5328] RSP: 002b:00007f2ce5086fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 112.480003][ T5328] RAX: ffffffffffffffda RBX: 00007f2ce4426090 RCX: 00007f2ce419e159
[ 112.483744][ T5328] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 112.487427][ T5328] RBP: 00007f2ce5087050 R08: 0000000000000000 R09: 0000000000000000
[ 112.490638][ T5328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.493971][ T5328] R13: 00007f2ce4426128 R14: 00007f2ce4426090 R15: 00007ffed4ebdbe8
[ 112.497261][ T5328]
[ 112.498594][ T5328] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 112.501459][ T5328] CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 112.505299][ T5328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 112.509450][ T5328] Call Trace:
[ 112.510572][ T5328]
[ 112.511605][ T5328] vpanic+0x56d/0xa60
[ 112.512942][ T5328] ? __pfx__printk+0x10/0x10
[ 112.514624][ T5328] ? __pfx_vpanic+0x10/0x10
[ 112.516200][ T5328] ? is_bpf_text_address+0x292/0x2b0
[ 112.518181][ T5328] ? is_bpf_text_address+0x26/0x2b0
[ 112.520396][ T5328] panic+0xc5/0xd0
[ 112.521893][ T5328] ? __pfx_panic+0x10/0x10
[ 112.523735][ T5328] __warn+0x315/0x4c0
[ 112.525450][ T5328] ? pci_device_add+0x154a/0x1920
[ 112.527737][ T5328] ? pci_device_add+0x154a/0x1920
[ 112.530251][ T5328] __report_bug+0x276/0x570
[ 112.532438][ T5328] ? pci_device_add+0x154a/0x1920
[ 112.534772][ T5328] ? __pfx___report_bug+0x10/0x10
[ 112.537114][ T5328] ? pci_device_add+0x154a/0x1920
[ 112.539495][ T5328] report_bug+0x16b/0x220
[ 112.541514][ T5328] ? pci_device_add+0x154a/0x1920
[ 112.543776][ T5328] ? pci_device_add+0x154c/0x1920
[ 112.545932][ T5328] handle_bug+0x9c/0x200
[ 112.547812][ T5328] exc_invalid_op+0x1a/0x50
[ 112.549662][ T5328] asm_exc_invalid_op+0x1a/0x20
[ 112.551702][ T5328] RIP: 0010:pci_device_add+0x154a/0x1920
[ 112.554058][ T5328] Code: f8 ff ff e9 6f f8 ff ff e8 d3 54 a2 fc 90 0f 0b 90 e9 9a f8 ff ff e8 c5 54 a2 fc 90 0f 0b 90 e9 69 fc ff ff e8 b7 54 a2 fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 45 eb
[ 112.562460][ T5328] RSP: 0018:ffffc9000de87880 EFLAGS: 00010293
[ 112.565068][ T5328] RAX: ffffffff85256fb9 RBX: 00000000ffffffea RCX: ffff888012e14b00
[ 112.568500][ T5328] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 112.571852][ T5328] RBP: ffffc9000de87990 R08: ffff88801211e10b R09: 1ffff11002423c21
[ 112.575166][ T5328] R10: dffffc0000000000 R11: ffffed1002423c22 R12: 1ffff11002423c91
[ 112.578561][ T5328] R13: ffff88801f6ab030 R14: ffff88801b0b6800 R15: ffff88801211e000
[ 112.581872][ T5328] ? pci_device_add+0x1549/0x1920
[ 112.584189][ T5328] ? rcu_is_watching+0x16/0xb0
[ 112.586239][ T5328] ? __pfx_pci_device_add+0x10/0x10
[ 112.588530][ T5328] ? __kasan_kmalloc+0x93/0xb0
[ 112.590703][ T5328] ? __kmalloc_cache_noprof+0x321/0x600
[ 112.593526][ T5328] ? __kmalloc_cache_noprof+0x14d/0x600
[ 112.595835][ T5328] ? __raw_spin_lock_init+0x45/0x100
[ 112.598201][ T5328] pci_scan_single_device+0x3ae/0x400
[ 112.600461][ T5328] ? __pfx_pci_scan_single_device+0x10/0x10
[ 112.602669][ T5328] pci_scan_slot+0x1ba/0x5a0
[ 112.604503][ T5328] ? __pfx_pci_scan_slot+0x10/0x10
[ 112.606459][ T5328] ? __up_read+0x29c/0x930
[ 112.608241][ T5328] pci_scan_child_bus_extend+0x68/0x7c0
[ 112.610542][ T5328] ? pci_find_next_bus+0x63/0x70
[ 112.612723][ T5328] pci_rescan_bus+0x18/0x40
[ 112.614654][ T5328] rescan_store+0xcc/0x150
[ 112.616653][ T5328] ? __pfx_rescan_store+0x10/0x10
[ 112.619010][ T5328] ? sysfs_file_kobj+0x1e4/0x230
[ 112.621207][ T5328] ? sysfs_kf_write+0x166/0x260
[ 112.623425][ T5328] ? __pfx_sysfs_kf_write+0x10/0x10
[ 112.626228][ T5328] kernfs_fop_write_iter+0x3a4/0x540
[ 112.628722][ T5328] vfs_write+0x612/0xba0
[ 112.630617][ T5328] ? __pfx_vfs_write+0x10/0x10
[ 112.632740][ T5328] ? __fget_files+0x2a/0x420
[ 112.634757][ T5328] ksys_write+0x150/0x270
[ 112.636658][ T5328] ? __pfx_ksys_write+0x10/0x10
[ 112.638871][ T5328] do_syscall_64+0x166/0x520
[ 112.640857][ T5328] ? trace_irq_disable+0x3b/0x140
[ 112.642974][ T5328] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.645809][ T5328] ? clear_bhb_loop+0x70/0xc0
[ 112.648037][ T5328] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 112.650581][ T5328] RIP: 0033:0x7f2ce419e159
[ 112.652534][ T5328] 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
[ 112.661076][ T5328] RSP: 002b:00007f2ce5086fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 112.665567][ T5328] RAX: ffffffffffffffda RBX: 00007f2ce4426090 RCX: 00007f2ce419e159
[ 112.669241][ T5328] RDX: 0000000000000001 RSI: 0000200000000e00 RDI: 0000000000000005
[ 112.673110][ T5328] RBP: 00007f2ce5087050 R08: 0000000000000000 R09: 0000000000000000
[ 112.676368][ T5328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 112.680390][ T5328] R13: 00007f2ce4426128 R14: 00007f2ce4426090 R15: 00007ffed4ebdbe8
[ 112.684120][ T5328]
[ 112.685887][ T5328] Kernel Offset: disabled
[ 112.687962][ T5328] Rebooting in 86400 seconds..