program:
mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/pci/devices/0000:00:04.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f0000000400)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/bus/pci/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000600)='1', 0x1) (fail_nth: 4)
[ 95.366770][ T4643] Bluetooth: hci0: command tx timeout
[ 95.586769][ T5318] pci_bus 0000:01: busn_res: [bus 01] is released
[ 95.676210][ T5319] FAULT_INJECTION: forcing a failure.
[ 95.676210][ T5319] name failslab, interval 1, probability 0, space 0, times 1
[ 95.682324][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.682359][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.682368][ T5319] Call Trace:
[ 95.682373][ T5319]
[ 95.682379][ T5319] dump_stack_lvl+0xe8/0x150
[ 95.682441][ T5319] should_fail_ex+0x410/0x560
[ 95.682495][ T5319] should_failslab+0xa8/0x100
[ 95.682509][ T5319] __kmalloc_node_track_caller_noprof+0xfb/0x720
[ 95.682533][ T5319] ? kobject_set_name_vargs+0x61/0x110
[ 95.682575][ T5319] ? kobject_set_name_vargs+0x61/0x110
[ 95.682590][ T5319] kvasprintf+0xeb/0x1a0
[ 95.682604][ T5319] ? __pfx_kvasprintf+0x10/0x10
[ 95.682616][ T5319] ? acpi_dev_for_each_child+0x9b/0xe0
[ 95.682635][ T5319] ? kvasprintf_const+0xe8/0x240
[ 95.682648][ T5319] kobject_set_name_vargs+0x61/0x110
[ 95.682663][ T5319] dev_set_name+0xe2/0x140
[ 95.682677][ T5319] ? __pfx_dev_set_name+0x10/0x10
[ 95.682692][ T5319] ? pci_dev_assign_slot+0x275/0x290
[ 95.682708][ T5319] ? set_primary_fwnode+0xd6/0x230
[ 95.682727][ T5319] pci_setup_device+0x56c/0x2670
[ 95.682745][ T5319] ? ksys_write+0x150/0x270
[ 95.682759][ T5319] ? do_syscall_64+0x166/0x520
[ 95.682776][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.682796][ T5319] ? __pfx_pci_setup_device+0x10/0x10
[ 95.682830][ T5319] ? rcu_is_watching+0x16/0xb0
[ 95.682846][ T5319] ? __kasan_kmalloc+0x93/0xb0
[ 95.682863][ T5319] ? __kmalloc_cache_noprof+0x321/0x600
[ 95.682879][ T5319] ? __kmalloc_cache_noprof+0x14d/0x600
[ 95.682897][ T5319] ? __raw_spin_lock_init+0x45/0x100
[ 95.682915][ T5319] pci_scan_single_device+0x2f4/0x400
[ 95.682929][ T5319] ? __pfx_pci_scan_single_device+0x10/0x10
[ 95.682957][ T5319] pci_scan_slot+0x1ba/0x5a0
[ 95.682968][ T5319] ? __pfx_pci_scan_slot+0x10/0x10
[ 95.682975][ T5319] ? __up_read+0x29c/0x930
[ 95.682988][ T5319] pci_scan_child_bus_extend+0x68/0x7c0
[ 95.682996][ T5319] ? pci_find_next_bus+0x63/0x70
[ 95.683009][ T5319] pci_rescan_bus+0x18/0x40
[ 95.683021][ T5319] rescan_store+0xcc/0x150
[ 95.683032][ T5319] ? __pfx_rescan_store+0x10/0x10
[ 95.683050][ T5319] ? sysfs_file_kobj+0x1e4/0x230
[ 95.683065][ T5319] ? sysfs_kf_write+0x166/0x260
[ 95.683080][ T5319] ? __pfx_sysfs_kf_write+0x10/0x10
[ 95.683092][ T5319] kernfs_fop_write_iter+0x3a4/0x540
[ 95.683109][ T5319] vfs_write+0x612/0xba0
[ 95.683130][ T5319] ? __pfx_vfs_write+0x10/0x10
[ 95.683151][ T5319] ? __fget_files+0x2a/0x420
[ 95.683163][ T5319] ksys_write+0x150/0x270
[ 95.683174][ T5319] ? __pfx_ksys_write+0x10/0x10
[ 95.683187][ T5319] do_syscall_64+0x166/0x520
[ 95.683197][ T5319] ? trace_irq_disable+0x3b/0x140
[ 95.683205][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.683213][ T5319] ? clear_bhb_loop+0x70/0xc0
[ 95.683227][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.683239][ T5319] RIP: 0033:0x7f149a59e159
[ 95.683250][ T5319] 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
[ 95.683260][ T5319] RSP: 002b:00007f149b41dfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.683274][ T5319] RAX: ffffffffffffffda RBX: 00007f149a826090 RCX: 00007f149a59e159
[ 95.683281][ T5319] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000004
[ 95.683288][ T5319] RBP: 00007f149b41e050 R08: 0000000000000000 R09: 0000000000000000
[ 95.683295][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 95.683302][ T5319] R13: 00007f149a826128 R14: 00007f149a826090 R15: 00007fff92db1518
[ 95.683323][ T5319]
[ 95.849414][ T5319] pci (null): [8086:3420] type 01 class 0x060400 PCIe Root Port
[ 95.859299][ T5319] pci (null): PCI bridge to [bus 01]
[ 95.862016][ T5319] pci (null): bridge window [io 0x1000-0x1fff]
[ 95.865555][ T5319] pci (null): bridge window [mem 0xfe800000-0xfe9fffff]
[ 95.871785][ T5319] pci (null): bridge window [mem 0xfc800000-0xfc9fffff 64bit pref]
[ 95.876681][ T5319] pci (null): enabling Extended Tags
[ 95.885083][ T5319] ------------[ cut here ]------------
[ 95.885130][ T5319] ret < 0
[ 95.885155][ T5319] WARNING: drivers/pci/probe.c:2770 at pci_device_add+0x154a/0x1920, CPU#0: syz.0.0/5319
[ 95.892835][ T5319] Modules linked in:
[ 95.895048][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.899134][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.903825][ T5319] RIP: 0010:pci_device_add+0x154a/0x1920
[ 95.906675][ T5319] Code: f8 ff ff e9 6f f8 ff ff e8 d3 09 a2 fc 90 0f 0b 90 e9 9a f8 ff ff e8 c5 09 a2 fc 90 0f 0b 90 e9 69 fc ff ff e8 b7 09 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
[ 95.914899][ T5319] RSP: 0018:ffffc9000f3af880 EFLAGS: 00010293
[ 95.917753][ T5319] RAX: ffffffff8525c279 RBX: 00000000ffffffea RCX: ffff888036bd4b00
[ 95.921263][ T5319] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 95.924834][ T5319] RBP: ffffc9000f3af990 R08: ffff888041f0610b R09: 1ffff110083e0c21
[ 95.928397][ T5319] R10: dffffc0000000000 R11: ffffed10083e0c22 R12: 1ffff110083e0c91
[ 95.931628][ T5319] R13: ffff88801f69b030 R14: ffff88801b0b6800 R15: ffff888041f06000
[ 95.935068][ T5319] FS: 00007f149b41e6c0(0000) GS:ffff88808c2cd000(0000) knlGS:0000000000000000
[ 95.939530][ T5319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.942251][ T5319] CR2: 00005645c06cf168 CR3: 000000001f41c000 CR4: 0000000000352ef0
[ 95.945595][ T5319] Call Trace:
[ 95.946933][ T5319]
[ 95.948145][ T5319] ? rcu_is_watching+0x16/0xb0
[ 95.950110][ T5319] ? __pfx_pci_device_add+0x10/0x10
[ 95.952137][ T5319] ? __kasan_kmalloc+0x93/0xb0
[ 95.954304][ T5319] ? __pfx___add_memory_driver_managed+0x2/0x10
[ 95.957168][ T5319] ? __kmalloc_cache_noprof+0x14d/0x600
[ 95.959824][ T5319] ? __raw_spin_lock_init+0x45/0x100
[ 95.962175][ T5319] pci_scan_single_device+0x3ae/0x400
[ 95.964598][ T5319] ? __pfx_pci_scan_single_device+0x10/0x10
[ 95.967223][ T5319] pci_scan_slot+0x1ba/0x5a0
[ 95.969272][ T5319] ? __pfx_pci_scan_slot+0x10/0x10
[ 95.971459][ T5319] ? __up_read+0x29c/0x930
[ 95.973452][ T5319] pci_scan_child_bus_extend+0x68/0x7c0
[ 95.976011][ T5319] ? pci_find_next_bus+0x63/0x70
[ 95.978327][ T5319] pci_rescan_bus+0x18/0x40
[ 95.980176][ T5319] rescan_store+0xcc/0x150
[ 95.982104][ T5319] ? __pfx_rescan_store+0x10/0x10
[ 95.984141][ T5319] ? sysfs_file_kobj+0x1e4/0x230
[ 95.986181][ T5319] ? sysfs_kf_write+0x166/0x260
[ 95.988521][ T5319] ? __pfx_sysfs_kf_write+0x10/0x10
[ 95.990671][ T5319] kernfs_fop_write_iter+0x3a4/0x540
[ 95.992912][ T5319] vfs_write+0x612/0xba0
[ 95.994804][ T5319] ? __pfx_vfs_write+0x10/0x10
[ 95.997237][ T5319] ? __fget_files+0x2a/0x420
[ 95.999037][ T5319] ksys_write+0x150/0x270
[ 96.000620][ T5319] ? __pfx_ksys_write+0x10/0x10
[ 96.002422][ T5319] do_syscall_64+0x166/0x520
[ 96.004360][ T5319] ? trace_irq_disable+0x3b/0x140
[ 96.006319][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.008739][ T5319] ? clear_bhb_loop+0x70/0xc0
[ 96.010652][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.012788][ T5319] RIP: 0033:0x7f149a59e159
[ 96.014542][ T5319] 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
[ 96.021966][ T5319] RSP: 002b:00007f149b41dfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 96.025441][ T5319] RAX: ffffffffffffffda RBX: 00007f149a826090 RCX: 00007f149a59e159
[ 96.028728][ T5319] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000004
[ 96.031749][ T5319] RBP: 00007f149b41e050 R08: 0000000000000000 R09: 0000000000000000
[ 96.034725][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 96.038000][ T5319] R13: 00007f149a826128 R14: 00007f149a826090 R15: 00007fff92db1518
[ 96.041169][ T5319]
[ 96.042365][ T5319] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 96.045364][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 96.048816][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 96.052838][ T5319] Call Trace:
[ 96.054252][ T5319]
[ 96.055596][ T5319] vpanic+0x56d/0xa60
[ 96.057256][ T5319] ? __pfx__printk+0x10/0x10
[ 96.059128][ T5319] ? __pfx_vpanic+0x10/0x10
[ 96.061098][ T5319] ? is_bpf_text_address+0x292/0x2b0
[ 96.063297][ T5319] ? is_bpf_text_address+0x26/0x2b0
[ 96.065394][ T5319] panic+0xc5/0xd0
[ 96.066821][ T5319] ? __pfx_panic+0x10/0x10
[ 96.068396][ T5319] __warn+0x315/0x4c0
[ 96.069904][ T5319] ? pci_device_add+0x154a/0x1920
[ 96.071886][ T5319] ? pci_device_add+0x154a/0x1920
[ 96.073790][ T5319] __report_bug+0x276/0x570
[ 96.075606][ T5319] ? pci_device_add+0x154a/0x1920
[ 96.077513][ T5319] ? __pfx___report_bug+0x10/0x10
[ 96.079395][ T5319] ? pci_device_add+0x154a/0x1920
[ 96.081314][ T5319] report_bug+0x16b/0x220
[ 96.082867][ T5319] ? pci_device_add+0x154a/0x1920
[ 96.084817][ T5319] ? pci_device_add+0x154c/0x1920
[ 96.086910][ T5319] handle_bug+0x9c/0x200
[ 96.088676][ T5319] exc_invalid_op+0x1a/0x50
[ 96.090660][ T5319] asm_exc_invalid_op+0x1a/0x20
[ 96.092742][ T5319] RIP: 0010:pci_device_add+0x154a/0x1920
[ 96.095152][ T5319] Code: f8 ff ff e9 6f f8 ff ff e8 d3 09 a2 fc 90 0f 0b 90 e9 9a f8 ff ff e8 c5 09 a2 fc 90 0f 0b 90 e9 69 fc ff ff e8 b7 09 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
[ 96.103527][ T5319] RSP: 0018:ffffc9000f3af880 EFLAGS: 00010293
[ 96.105986][ T5319] RAX: ffffffff8525c279 RBX: 00000000ffffffea RCX: ffff888036bd4b00
[ 96.109042][ T5319] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 96.112365][ T5319] RBP: ffffc9000f3af990 R08: ffff888041f0610b R09: 1ffff110083e0c21
[ 96.115648][ T5319] R10: dffffc0000000000 R11: ffffed10083e0c22 R12: 1ffff110083e0c91
[ 96.118940][ T5319] R13: ffff88801f69b030 R14: ffff88801b0b6800 R15: ffff888041f06000
[ 96.122127][ T5319] ? pci_device_add+0x1549/0x1920
[ 96.124313][ T5319] ? rcu_is_watching+0x16/0xb0
[ 96.126401][ T5319] ? __pfx_pci_device_add+0x10/0x10
[ 96.128633][ T5319] ? __kasan_kmalloc+0x93/0xb0
[ 96.130711][ T5319] ? __pfx___add_memory_driver_managed+0x2/0x10
[ 96.133262][ T5319] ? __kmalloc_cache_noprof+0x14d/0x600
[ 96.135539][ T5319] ? __raw_spin_lock_init+0x45/0x100
[ 96.137749][ T5319] pci_scan_single_device+0x3ae/0x400
[ 96.139947][ T5319] ? __pfx_pci_scan_single_device+0x10/0x10
[ 96.142306][ T5319] pci_scan_slot+0x1ba/0x5a0
[ 96.144238][ T5319] ? __pfx_pci_scan_slot+0x10/0x10
[ 96.146314][ T5319] ? __up_read+0x29c/0x930
[ 96.148143][ T5319] pci_scan_child_bus_extend+0x68/0x7c0
[ 96.150390][ T5319] ? pci_find_next_bus+0x63/0x70
[ 96.152527][ T5319] pci_rescan_bus+0x18/0x40
[ 96.154513][ T5319] rescan_store+0xcc/0x150
[ 96.156443][ T5319] ? __pfx_rescan_store+0x10/0x10
[ 96.158509][ T5319] ? sysfs_file_kobj+0x1e4/0x230
[ 96.160647][ T5319] ? sysfs_kf_write+0x166/0x260
[ 96.162679][ T5319] ? __pfx_sysfs_kf_write+0x10/0x10
[ 96.164863][ T5319] kernfs_fop_write_iter+0x3a4/0x540
[ 96.167046][ T5319] vfs_write+0x612/0xba0
[ 96.168831][ T5319] ? __pfx_vfs_write+0x10/0x10
[ 96.170820][ T5319] ? __fget_files+0x2a/0x420
[ 96.172864][ T5319] ksys_write+0x150/0x270
[ 96.174618][ T5319] ? __pfx_ksys_write+0x10/0x10
[ 96.176636][ T5319] do_syscall_64+0x166/0x520
[ 96.178513][ T5319] ? trace_irq_disable+0x3b/0x140
[ 96.180549][ T5319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.183079][ T5319] ? clear_bhb_loop+0x70/0xc0
[ 96.185029][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.187452][ T5319] RIP: 0033:0x7f149a59e159
[ 96.189311][ T5319] 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
[ 96.197304][ T5319] RSP: 002b:00007f149b41dfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 96.201357][ T5319] RAX: ffffffffffffffda RBX: 00007f149a826090 RCX: 00007f149a59e159
[ 96.205456][ T5319] RDX: 0000000000000001 RSI: 0000200000000600 RDI: 0000000000000004
[ 96.208674][ T5319] RBP: 00007f149b41e050 R08: 0000000000000000 R09: 0000000000000000
[ 96.211880][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 96.215350][ T5319] R13: 00007f149a826128 R14: 00007f149a826090 R15: 00007fff92db1518
[ 96.218544][ T5319]
[ 96.220170][ T5319] Kernel Offset: disabled
[ 96.221969][ T5319] Rebooting in 86400 seconds..