program:
mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000040)='./sys\x00', &(0x7f0000000080)='sysfs\x00', 0x2, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/pci/devices/0000:00:1d.0/remove\x00', 0x1, 0x0)
socket(0x2, 0x80805, 0x0)
write(r0, &(0x7f0000000400)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/bus/pci/devices/0000:00:1d.7/remove\x00', 0x1, 0x0)
write(r1, &(0x7f0000000600)='1', 0x1)
syz_usb_connect(0x0, 0x3f, 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r2, &(0x7f0000000800)='1', 0x1) (fail_nth: 4)
[ 94.275306][ T5312] uhci_hcd 0000:00:1d.0: remove, state 4
[ 94.279441][ T4642] Bluetooth: hci0: command tx timeout
[ 94.288267][ T5312] usb usb1: USB disconnect, device number 1
[ 94.388049][ T5312] uhci_hcd 0000:00:1d.0: USB bus 1 deregistered
[ 94.528126][ T5313] ehci-pci 0000:00:1d.7: remove, state 1
[ 94.532822][ T5313] usb usb2: USB disconnect, device number 1
[ 94.535837][ T5313] usb 2-1: USB disconnect, device number 2
[ 94.696245][ T5313] ehci-pci 0000:00:1d.7: USB bus 2 deregistered
[ 94.778645][ T5321] FAULT_INJECTION: forcing a failure.
[ 94.778645][ T5321] name failslab, interval 1, probability 0, space 0, times 1
[ 94.784799][ T5321] CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.784816][ T5321] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.784823][ T5321] Call Trace:
[ 94.784828][ T5321]
[ 94.784834][ T5321] dump_stack_lvl+0xe8/0x150
[ 94.784893][ T5321] should_fail_ex+0x410/0x560
[ 94.784933][ T5321] should_failslab+0xa8/0x100
[ 94.784949][ T5321] __kmalloc_node_track_caller_noprof+0x100/0x740
[ 94.784965][ T5321] ? kobject_set_name_vargs+0x61/0x110
[ 94.785026][ T5321] ? kobject_set_name_vargs+0x61/0x110
[ 94.785045][ T5321] kvasprintf+0xeb/0x1a0
[ 94.785058][ T5321] ? __pfx_kvasprintf+0x10/0x10
[ 94.785070][ T5321] ? acpi_dev_for_each_child+0x9b/0xe0
[ 94.785089][ T5321] ? kvasprintf_const+0xe8/0x240
[ 94.785102][ T5321] kobject_set_name_vargs+0x61/0x110
[ 94.785117][ T5321] dev_set_name+0xe2/0x140
[ 94.785131][ T5321] ? __pfx_dev_set_name+0x10/0x10
[ 94.785140][ T5321] ? pci_dev_assign_slot+0x194/0x1b0
[ 94.785150][ T5321] ? set_primary_fwnode+0xd6/0x230
[ 94.785162][ T5321] pci_setup_device+0x56c/0x2670
[ 94.785169][ T5321] ? ksys_write+0x150/0x270
[ 94.785179][ T5321] ? do_syscall_64+0x166/0x520
[ 94.785185][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.785197][ T5321] ? __pfx_pci_setup_device+0x10/0x10
[ 94.785220][ T5321] ? __kasan_kmalloc+0x93/0xb0
[ 94.785236][ T5321] ? __kmalloc_cache_noprof+0x152/0x660
[ 94.785251][ T5321] ? __raw_spin_lock_init+0x45/0x100
[ 94.785267][ T5321] pci_scan_single_device+0x2f4/0x400
[ 94.785282][ T5321] ? __pfx_pci_scan_single_device+0x10/0x10
[ 94.785301][ T5321] pci_scan_slot+0x1ba/0x5a0
[ 94.785309][ T5321] ? __pfx_pci_scan_slot+0x10/0x10
[ 94.785316][ T5321] ? __up_read+0x29c/0x930
[ 94.785328][ T5321] pci_scan_child_bus_extend+0x68/0x7c0
[ 94.785341][ T5321] ? pci_find_next_bus+0x63/0x70
[ 94.785358][ T5321] pci_rescan_bus+0x18/0x40
[ 94.785370][ T5321] rescan_store+0xcc/0x150
[ 94.785380][ T5321] ? __pfx_rescan_store+0x10/0x10
[ 94.785392][ T5321] ? sysfs_file_kobj+0x1e4/0x230
[ 94.785409][ T5321] ? sysfs_kf_write+0x166/0x260
[ 94.785426][ T5321] ? __pfx_sysfs_kf_write+0x10/0x10
[ 94.785439][ T5321] kernfs_fop_write_iter+0x3a4/0x540
[ 94.785451][ T5321] vfs_write+0x612/0xba0
[ 94.785471][ T5321] ? __pfx_vfs_write+0x10/0x10
[ 94.785493][ T5321] ? __fget_files+0x2a/0x420
[ 94.785513][ T5321] ksys_write+0x150/0x270
[ 94.785531][ T5321] ? __pfx_ksys_write+0x10/0x10
[ 94.785550][ T5321] do_syscall_64+0x166/0x520
[ 94.785557][ T5321] ? trace_irq_disable+0x3b/0x140
[ 94.785565][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.785573][ T5321] ? clear_bhb_loop+0x70/0xc0
[ 94.785586][ T5321] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.785596][ T5321] RIP: 0033:0x7f971c99e0d9
[ 94.785608][ T5321] 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
[ 94.785617][ T5321] RSP: 002b:00007f971d8b9fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.785631][ T5321] RAX: ffffffffffffffda RBX: 00007f971cc26180 RCX: 00007f971c99e0d9
[ 94.785639][ T5321] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000006
[ 94.785645][ T5321] RBP: 00007f971d8ba050 R08: 0000000000000000 R09: 0000000000000000
[ 94.785652][ T5321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 94.785658][ T5321] R13: 00007f971cc26218 R14: 00007f971cc26180 R15: 00007ffdb1d5f548
[ 94.785671][ T5321]
[ 94.786190][ T5321] pci (null): [8086:2934] type 00 class 0x0c0300 conventional PCI endpoint
[ 94.952338][ T5321] pci (null): BAR 4 [io 0xc0e0-0xc0ff]
[ 94.956739][ T5321] ------------[ cut here ]------------
[ 94.959354][ T5321] ret < 0
[ 94.959363][ T5321] WARNING: drivers/pci/probe.c:2768 at pci_device_add+0x1542/0x1910, CPU#0: syz.0.0/5321
[ 94.965190][ T5321] Modules linked in:
[ 94.967723][ T5321] CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.971300][ T5321] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.975680][ T5321] RIP: 0010:pci_device_add+0x1542/0x1910
[ 94.977971][ T5321] Code: f8 ff ff e9 77 f8 ff ff e8 8b 97 aa fc 90 0f 0b 90 e9 a2 f8 ff ff e8 7d 97 aa fc 90 0f 0b 90 e9 69 fc ff ff e8 6f 97 aa fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 94.986058][ T5321] RSP: 0018:ffffc9000ecef880 EFLAGS: 00010293
[ 94.988514][ T5321] RAX: ffffffff851c7df1 RBX: 00000000ffffffea RCX: ffff88803ebb8000
[ 94.992104][ T5321] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 94.995245][ T5321] RBP: ffffc9000ecef990 R08: ffff88801fa8610b R09: 1ffff11003f50c21
[ 94.998479][ T5321] R10: dffffc0000000000 R11: ffffed1003f50c22 R12: 1ffff11003f50c91
[ 95.001946][ T5321] R13: ffff88801f84b030 R14: ffff88801b0b6800 R15: ffff88801fa86000
[ 95.005292][ T5321] FS: 00007f971d8ba6c0(0000) GS:ffff88808c533000(0000) knlGS:0000000000000000
[ 95.008996][ T5321] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.012112][ T5321] CR2: 000055a8b62b3e80 CR3: 0000000043eed000 CR4: 0000000000352ef0
[ 95.015856][ T5321] Call Trace:
[ 95.017476][ T5321]
[ 95.018803][ T5321] ? __pfx_pci_device_add+0x10/0x10
[ 95.021660][ T5321] ? __kmalloc_cache_noprof+0x152/0x660
[ 95.024135][ T5321] ? __raw_spin_lock_init+0x45/0x100
[ 95.026275][ T5321] pci_scan_single_device+0x3ae/0x400
[ 95.028226][ T5321] ? __pfx_pci_scan_single_device+0x10/0x10
[ 95.030614][ T5321] pci_scan_slot+0x1ba/0x5a0
[ 95.032680][ T5321] ? __pfx_pci_scan_slot+0x10/0x10
[ 95.034851][ T5321] ? __up_read+0x29c/0x930
[ 95.036842][ T5321] pci_scan_child_bus_extend+0x68/0x7c0
[ 95.038913][ T5321] ? pci_find_next_bus+0x63/0x70
[ 95.040893][ T5321] pci_rescan_bus+0x18/0x40
[ 95.042813][ T5321] rescan_store+0xcc/0x150
[ 95.044732][ T5321] ? __pfx_rescan_store+0x10/0x10
[ 95.046774][ T5321] ? sysfs_file_kobj+0x1e4/0x230
[ 95.048864][ T5321] ? sysfs_kf_write+0x166/0x260
[ 95.050989][ T5321] ? __pfx_sysfs_kf_write+0x10/0x10
[ 95.053222][ T5321] kernfs_fop_write_iter+0x3a4/0x540
[ 95.055346][ T5321] vfs_write+0x612/0xba0
[ 95.057169][ T5321] ? __pfx_vfs_write+0x10/0x10
[ 95.059123][ T5321] ? __fget_files+0x2a/0x420
[ 95.061101][ T5321] ksys_write+0x150/0x270
[ 95.063044][ T5321] ? __pfx_ksys_write+0x10/0x10
[ 95.065180][ T5321] do_syscall_64+0x166/0x520
[ 95.067143][ T5321] ? trace_irq_disable+0x3b/0x140
[ 95.069352][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.072066][ T5321] ? clear_bhb_loop+0x70/0xc0
[ 95.073932][ T5321] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.076165][ T5321] RIP: 0033:0x7f971c99e0d9
[ 95.078035][ T5321] 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
[ 95.086383][ T5321] RSP: 002b:00007f971d8b9fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.090183][ T5321] RAX: ffffffffffffffda RBX: 00007f971cc26180 RCX: 00007f971c99e0d9
[ 95.093835][ T5321] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000006
[ 95.097125][ T5321] RBP: 00007f971d8ba050 R08: 0000000000000000 R09: 0000000000000000
[ 95.100721][ T5321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 95.103985][ T5321] R13: 00007f971cc26218 R14: 00007f971cc26180 R15: 00007ffdb1d5f548
[ 95.107121][ T5321]
[ 95.108406][ T5321] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 95.111397][ T5321] CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.115134][ T5321] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.119143][ T5321] Call Trace:
[ 95.120536][ T5321]
[ 95.121850][ T5321] vpanic+0x56d/0xa60
[ 95.123547][ T5321] ? __pfx__printk+0x10/0x10
[ 95.125399][ T5321] ? __pfx_vpanic+0x10/0x10
[ 95.127181][ T5321] ? is_bpf_text_address+0x292/0x2b0
[ 95.129273][ T5321] ? is_bpf_text_address+0x26/0x2b0
[ 95.131373][ T5321] panic+0xc5/0xd0
[ 95.132974][ T5321] ? __pfx_panic+0x10/0x10
[ 95.135091][ T5321] __warn+0x315/0x4c0
[ 95.136751][ T5321] ? pci_device_add+0x1542/0x1910
[ 95.138747][ T5321] ? pci_device_add+0x1542/0x1910
[ 95.140837][ T5321] __report_bug+0x276/0x570
[ 95.142782][ T5321] ? pci_device_add+0x1542/0x1910
[ 95.144850][ T5321] ? __pfx___report_bug+0x10/0x10
[ 95.146885][ T5321] ? pci_device_add+0x1542/0x1910
[ 95.149000][ T5321] report_bug+0x16b/0x220
[ 95.150780][ T5321] ? pci_device_add+0x1542/0x1910
[ 95.152986][ T5321] ? pci_device_add+0x1544/0x1910
[ 95.155200][ T5321] handle_bug+0x9c/0x200
[ 95.157045][ T5321] exc_invalid_op+0x1a/0x50
[ 95.158899][ T5321] asm_exc_invalid_op+0x1a/0x20
[ 95.161022][ T5321] RIP: 0010:pci_device_add+0x1542/0x1910
[ 95.163256][ T5321] Code: f8 ff ff e9 77 f8 ff ff e8 8b 97 aa fc 90 0f 0b 90 e9 a2 f8 ff ff e8 7d 97 aa fc 90 0f 0b 90 e9 69 fc ff ff e8 6f 97 aa fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 95.171350][ T5321] RSP: 0018:ffffc9000ecef880 EFLAGS: 00010293
[ 95.174088][ T5321] RAX: ffffffff851c7df1 RBX: 00000000ffffffea RCX: ffff88803ebb8000
[ 95.177443][ T5321] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 95.180800][ T5321] RBP: ffffc9000ecef990 R08: ffff88801fa8610b R09: 1ffff11003f50c21
[ 95.184349][ T5321] R10: dffffc0000000000 R11: ffffed1003f50c22 R12: 1ffff11003f50c91
[ 95.187755][ T5321] R13: ffff88801f84b030 R14: ffff88801b0b6800 R15: ffff88801fa86000
[ 95.191033][ T5321] ? pci_device_add+0x1541/0x1910
[ 95.192966][ T5321] ? __pfx_pci_device_add+0x10/0x10
[ 95.195226][ T5321] ? __kmalloc_cache_noprof+0x152/0x660
[ 95.197505][ T5321] ? __raw_spin_lock_init+0x45/0x100
[ 95.199804][ T5321] pci_scan_single_device+0x3ae/0x400
[ 95.202181][ T5321] ? __pfx_pci_scan_single_device+0x10/0x10
[ 95.204711][ T5321] pci_scan_slot+0x1ba/0x5a0
[ 95.206656][ T5321] ? __pfx_pci_scan_slot+0x10/0x10
[ 95.208837][ T5321] ? __up_read+0x29c/0x930
[ 95.210771][ T5321] pci_scan_child_bus_extend+0x68/0x7c0
[ 95.213213][ T5321] ? pci_find_next_bus+0x63/0x70
[ 95.215194][ T5321] pci_rescan_bus+0x18/0x40
[ 95.216999][ T5321] rescan_store+0xcc/0x150
[ 95.218887][ T5321] ? __pfx_rescan_store+0x10/0x10
[ 95.220958][ T5321] ? sysfs_file_kobj+0x1e4/0x230
[ 95.223035][ T5321] ? sysfs_kf_write+0x166/0x260
[ 95.225094][ T5321] ? __pfx_sysfs_kf_write+0x10/0x10
[ 95.227346][ T5321] kernfs_fop_write_iter+0x3a4/0x540
[ 95.229480][ T5321] vfs_write+0x612/0xba0
[ 95.231307][ T5321] ? __pfx_vfs_write+0x10/0x10
[ 95.233257][ T5321] ? __fget_files+0x2a/0x420
[ 95.235258][ T5321] ksys_write+0x150/0x270
[ 95.237138][ T5321] ? __pfx_ksys_write+0x10/0x10
[ 95.239143][ T5321] do_syscall_64+0x166/0x520
[ 95.241022][ T5321] ? trace_irq_disable+0x3b/0x140
[ 95.243286][ T5321] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.245862][ T5321] ? clear_bhb_loop+0x70/0xc0
[ 95.247900][ T5321] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.250387][ T5321] RIP: 0033:0x7f971c99e0d9
[ 95.252338][ T5321] 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
[ 95.261381][ T5321] RSP: 002b:00007f971d8b9fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.265123][ T5321] RAX: ffffffffffffffda RBX: 00007f971cc26180 RCX: 00007f971c99e0d9
[ 95.268542][ T5321] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000006
[ 95.271808][ T5321] RBP: 00007f971d8ba050 R08: 0000000000000000 R09: 0000000000000000
[ 95.275039][ T5321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 95.278490][ T5321] R13: 00007f971cc26218 R14: 00007f971cc26180 R15: 00007ffdb1d5f548
[ 95.281973][ T5321]
[ 95.283808][ T5321] Kernel Offset: disabled
[ 95.286059][ T5321] Rebooting in 86400 seconds..