program:
openat(0xffffffffffffffff, 0x0, 0x2a0400, 0x0)
mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x2, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/pci/devices/0000:00:1d.0/remove\x00', 0x1, 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)
[ 94.207954][ T5288] Bluetooth: hci0: command tx timeout
[ 94.287128][ T5331] uhci_hcd 0000:00:1d.0: remove, state 4
[ 94.310642][ T5331] usb usb1: USB disconnect, device number 1
[ 94.347766][ T5331] uhci_hcd 0000:00:1d.0: USB bus 1 deregistered
[ 94.441448][ T5332] ehci-pci 0000:00:1d.7: remove, state 1
[ 94.446032][ T5332] usb usb2: USB disconnect, device number 1
[ 94.449170][ T5332] usb 2-1: USB disconnect, device number 2
[ 94.591424][ T5332] ehci-pci 0000:00:1d.7: USB bus 2 deregistered
[ 94.666862][ T5335] FAULT_INJECTION: forcing a failure.
[ 94.666862][ T5335] name failslab, interval 1, probability 0, space 0, times 1
[ 94.672780][ T5335] CPU: 0 UID: 0 PID: 5335 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.672818][ T5335] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.672825][ T5335] Call Trace:
[ 94.672830][ T5335]
[ 94.672835][ T5335] dump_stack_lvl+0xe8/0x150
[ 94.672912][ T5335] should_fail_ex+0x40c/0x560
[ 94.672971][ T5335] should_failslab+0xa8/0x100
[ 94.672997][ T5335] __kmalloc_node_track_caller_noprof+0x100/0x730
[ 94.673014][ T5335] ? kobject_set_name_vargs+0x61/0x110
[ 94.673072][ T5335] ? kobject_set_name_vargs+0x61/0x110
[ 94.673090][ T5335] kvasprintf+0xeb/0x1a0
[ 94.673107][ T5335] ? __pfx_kvasprintf+0x10/0x10
[ 94.673121][ T5335] ? acpi_dev_for_each_child+0x9b/0xe0
[ 94.673141][ T5335] ? kvasprintf_const+0xe8/0x240
[ 94.673156][ T5335] kobject_set_name_vargs+0x61/0x110
[ 94.673171][ T5335] dev_set_name+0xe2/0x140
[ 94.673189][ T5335] ? __pfx_dev_set_name+0x10/0x10
[ 94.673205][ T5335] ? pci_dev_assign_slot+0x194/0x1b0
[ 94.673216][ T5335] ? set_primary_fwnode+0xd6/0x230
[ 94.673230][ T5335] pci_setup_device+0x56c/0x2670
[ 94.673243][ T5335] ? ksys_write+0x150/0x270
[ 94.673256][ T5335] ? do_syscall_64+0x174/0x580
[ 94.673268][ T5335] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.673286][ T5335] ? __pfx_pci_setup_device+0x10/0x10
[ 94.673318][ T5335] ? __kasan_kmalloc+0x93/0xb0
[ 94.673333][ T5335] ? __kmalloc_cache_noprof+0x150/0x660
[ 94.673348][ T5335] ? __raw_spin_lock_init+0x45/0x100
[ 94.673362][ T5335] pci_scan_single_device+0x2f4/0x400
[ 94.673378][ T5335] ? __pfx_pci_scan_single_device+0x10/0x10
[ 94.673390][ T5335] ? irqentry_exit+0x218/0x8f0
[ 94.673402][ T5335] ? lockdep_hardirqs_on+0x7a/0x110
[ 94.673414][ T5335] ? irqentry_exit+0x218/0x8f0
[ 94.673424][ T5335] ? trace_irq_disable+0x3b/0x140
[ 94.673440][ T5335] pci_scan_slot+0x1ba/0x5a0
[ 94.673456][ T5335] ? __pfx_pci_scan_slot+0x10/0x10
[ 94.673470][ T5335] ? pci_scan_child_bus_extend+0x75/0x7c0
[ 94.673487][ T5335] pci_scan_child_bus_extend+0x68/0x7c0
[ 94.673502][ T5335] ? pci_find_next_bus+0x63/0x70
[ 94.673520][ T5335] pci_rescan_bus+0x18/0x40
[ 94.673533][ T5335] rescan_store+0xcc/0x150
[ 94.673547][ T5335] ? __pfx_rescan_store+0x10/0x10
[ 94.673560][ T5335] ? sysfs_file_kobj+0x1e4/0x230
[ 94.673572][ T5335] ? sysfs_kf_write+0x166/0x260
[ 94.673586][ T5335] ? __pfx_sysfs_kf_write+0x10/0x10
[ 94.673595][ T5335] kernfs_fop_write_iter+0x3a4/0x540
[ 94.673615][ T5335] vfs_write+0x612/0xba0
[ 94.673635][ T5335] ? __pfx_vfs_write+0x10/0x10
[ 94.673655][ T5335] ? __fget_files+0x2a/0x420
[ 94.673673][ T5335] ksys_write+0x150/0x270
[ 94.673689][ T5335] ? __pfx_ksys_write+0x10/0x10
[ 94.673708][ T5335] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.673720][ T5335] do_syscall_64+0x174/0x580
[ 94.673731][ T5335] ? trace_irq_disable+0x3b/0x140
[ 94.673743][ T5335] ? clear_bhb_loop+0x40/0x90
[ 94.673756][ T5335] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.673766][ T5335] RIP: 0033:0x7ff69659e019
[ 94.673779][ T5335] 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
[ 94.673787][ T5335] RSP: 002b:00007ff6974a0fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.673798][ T5335] RAX: ffffffffffffffda RBX: 00007ff696826180 RCX: 00007ff69659e019
[ 94.673806][ T5335] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000005
[ 94.673812][ T5335] RBP: 00007ff6974a1050 R08: 0000000000000000 R09: 0000000000000000
[ 94.673817][ T5335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 94.673823][ T5335] R13: 00007ff696826218 R14: 00007ff696826180 R15: 00007ffec94eca98
[ 94.673841][ T5335]
[ 94.674186][ T5335] pci (null): [8086:2934] type 00 class 0x0c0300 conventional PCI endpoint
[ 94.845009][ T5335] pci (null): BAR 4 [io 0xc0e0-0xc0ff]
[ 94.849060][ T5335] ------------[ cut here ]------------
[ 94.851636][ T5335] ret < 0
[ 94.851647][ T5335] WARNING: drivers/pci/probe.c:2768 at pci_device_add+0x1542/0x1910, CPU#0: syz.0.0/5335
[ 94.857096][ T5335] Modules linked in:
[ 94.858774][ T5335] CPU: 0 UID: 0 PID: 5335 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 94.862559][ T5335] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 94.866696][ T5335] RIP: 0010:pci_device_add+0x1542/0x1910
[ 94.868907][ T5335] Code: f8 ff ff e9 77 f8 ff ff e8 fb b2 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 ed b2 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 df b2 ac fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 94.876688][ T5335] RSP: 0018:ffffc9000f8f7880 EFLAGS: 00010293
[ 94.879148][ T5335] RAX: ffffffff851a7241 RBX: 00000000ffffffea RCX: ffff8880008da540
[ 94.882423][ T5335] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 94.885667][ T5335] RBP: ffffc9000f8f7990 R08: ffff888012e2210b R09: 1ffff110025c4421
[ 94.888882][ T5335] R10: dffffc0000000000 R11: ffffed10025c4422 R12: 1ffff110025c4491
[ 94.892107][ T5335] R13: ffff88801f873030 R14: ffff88801b0b6800 R15: ffff888012e22000
[ 94.895216][ T5335] FS: 00007ff6974a16c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000
[ 94.898751][ T5335] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 94.901830][ T5335] CR2: 00007f0920b909c0 CR3: 0000000034474000 CR4: 0000000000352ef0
[ 94.905579][ T5335] Call Trace:
[ 94.907022][ T5335]
[ 94.908192][ T5335] ? __pfx_pci_device_add+0x10/0x10
[ 94.910315][ T5335] ? __kmalloc_cache_noprof+0x150/0x660
[ 94.912450][ T5335] ? __raw_spin_lock_init+0x45/0x100
[ 94.914915][ T5335] pci_scan_single_device+0x3ae/0x400
[ 94.917149][ T5335] ? __pfx_pci_scan_single_device+0x10/0x10
[ 94.919544][ T5335] ? irqentry_exit+0x218/0x8f0
[ 94.922869][ T5335] ? lockdep_hardirqs_on+0x7a/0x110
[ 94.925059][ T5335] ? irqentry_exit+0x218/0x8f0
[ 94.927035][ T5335] ? trace_irq_disable+0x3b/0x140
[ 94.929103][ T5335] pci_scan_slot+0x1ba/0x5a0
[ 94.931169][ T5335] ? __pfx_pci_scan_slot+0x10/0x10
[ 94.933266][ T5335] ? pci_scan_child_bus_extend+0x75/0x7c0
[ 94.935630][ T5335] pci_scan_child_bus_extend+0x68/0x7c0
[ 94.937916][ T5335] ? pci_find_next_bus+0x63/0x70
[ 94.940129][ T5335] pci_rescan_bus+0x18/0x40
[ 94.942058][ T5335] rescan_store+0xcc/0x150
[ 94.943954][ T5335] ? __pfx_rescan_store+0x10/0x10
[ 94.946111][ T5335] ? sysfs_file_kobj+0x1e4/0x230
[ 94.948185][ T5335] ? sysfs_kf_write+0x166/0x260
[ 94.950205][ T5335] ? __pfx_sysfs_kf_write+0x10/0x10
[ 94.952326][ T5335] kernfs_fop_write_iter+0x3a4/0x540
[ 94.954596][ T5335] vfs_write+0x612/0xba0
[ 94.956344][ T5335] ? __pfx_vfs_write+0x10/0x10
[ 94.958338][ T5335] ? __fget_files+0x2a/0x420
[ 94.960206][ T5335] ksys_write+0x150/0x270
[ 94.961884][ T5335] ? __pfx_ksys_write+0x10/0x10
[ 94.963832][ T5335] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.966413][ T5335] do_syscall_64+0x174/0x580
[ 94.968649][ T5335] ? trace_irq_disable+0x3b/0x140
[ 94.971211][ T5335] ? clear_bhb_loop+0x40/0x90
[ 94.973161][ T5335] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.975553][ T5335] RIP: 0033:0x7ff69659e019
[ 94.977393][ T5335] 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
[ 94.985551][ T5335] RSP: 002b:00007ff6974a0fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.988989][ T5335] RAX: ffffffffffffffda RBX: 00007ff696826180 RCX: 00007ff69659e019
[ 94.992593][ T5335] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000005
[ 94.995768][ T5335] RBP: 00007ff6974a1050 R08: 0000000000000000 R09: 0000000000000000
[ 94.999805][ T5335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 95.003270][ T5335] R13: 00007ff696826218 R14: 00007ff696826180 R15: 00007ffec94eca98
[ 95.006526][ T5335]
[ 95.007844][ T5335] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 95.010906][ T5335] CPU: 0 UID: 0 PID: 5335 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 95.014483][ T5335] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 95.018416][ T5335] Call Trace:
[ 95.019811][ T5335]
[ 95.021067][ T5335] vpanic+0x56c/0xa60
[ 95.022797][ T5335] ? __pfx__printk+0x10/0x10
[ 95.024795][ T5335] ? __pfx_vpanic+0x10/0x10
[ 95.026851][ T5335] ? is_bpf_text_address+0x292/0x2b0
[ 95.029101][ T5335] ? is_bpf_text_address+0x26/0x2b0
[ 95.031219][ T5335] panic+0xc5/0xd0
[ 95.032779][ T5335] ? __pfx_panic+0x10/0x10
[ 95.034749][ T5335] __warn+0x315/0x4c0
[ 95.036501][ T5335] ? pci_device_add+0x1542/0x1910
[ 95.038670][ T5335] ? pci_device_add+0x1542/0x1910
[ 95.040790][ T5335] __report_bug+0x276/0x570
[ 95.042644][ T5335] ? pci_device_add+0x1542/0x1910
[ 95.044695][ T5335] ? __pfx___report_bug+0x10/0x10
[ 95.046787][ T5335] ? pci_device_add+0x1542/0x1910
[ 95.048810][ T5335] report_bug+0x16a/0x220
[ 95.050602][ T5335] ? pci_device_add+0x1542/0x1910
[ 95.052727][ T5335] ? pci_device_add+0x1544/0x1910
[ 95.054893][ T5335] handle_bug+0x9c/0x200
[ 95.056708][ T5335] exc_invalid_op+0x1a/0x50
[ 95.058774][ T5335] asm_exc_invalid_op+0x1a/0x20
[ 95.060959][ T5335] RIP: 0010:pci_device_add+0x1542/0x1910
[ 95.063388][ T5335] Code: f8 ff ff e9 77 f8 ff ff e8 fb b2 ac fc 90 0f 0b 90 e9 a2 f8 ff ff e8 ed b2 ac fc 90 0f 0b 90 e9 69 fc ff ff e8 df b2 ac fc 90 <0f> 0b 90 e9 2f fd ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 4d eb
[ 95.071215][ T5335] RSP: 0018:ffffc9000f8f7880 EFLAGS: 00010293
[ 95.073861][ T5335] RAX: ffffffff851a7241 RBX: 00000000ffffffea RCX: ffff8880008da540
[ 95.077140][ T5335] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000000
[ 95.080263][ T5335] RBP: ffffc9000f8f7990 R08: ffff888012e2210b R09: 1ffff110025c4421
[ 95.083551][ T5335] R10: dffffc0000000000 R11: ffffed10025c4422 R12: 1ffff110025c4491
[ 95.086794][ T5335] R13: ffff88801f873030 R14: ffff88801b0b6800 R15: ffff888012e22000
[ 95.089916][ T5335] ? pci_device_add+0x1541/0x1910
[ 95.092013][ T5335] ? __pfx_pci_device_add+0x10/0x10
[ 95.094178][ T5335] ? __kmalloc_cache_noprof+0x150/0x660
[ 95.096535][ T5335] ? __raw_spin_lock_init+0x45/0x100
[ 95.098839][ T5335] pci_scan_single_device+0x3ae/0x400
[ 95.101100][ T5335] ? __pfx_pci_scan_single_device+0x10/0x10
[ 95.103592][ T5335] ? irqentry_exit+0x218/0x8f0
[ 95.105783][ T5335] ? lockdep_hardirqs_on+0x7a/0x110
[ 95.108073][ T5335] ? irqentry_exit+0x218/0x8f0
[ 95.110141][ T5335] ? trace_irq_disable+0x3b/0x140
[ 95.112201][ T5335] pci_scan_slot+0x1ba/0x5a0
[ 95.114187][ T5335] ? __pfx_pci_scan_slot+0x10/0x10
[ 95.116350][ T5335] ? pci_scan_child_bus_extend+0x75/0x7c0
[ 95.118916][ T5335] pci_scan_child_bus_extend+0x68/0x7c0
[ 95.121207][ T5335] ? pci_find_next_bus+0x63/0x70
[ 95.123259][ T5335] pci_rescan_bus+0x18/0x40
[ 95.125246][ T5335] rescan_store+0xcc/0x150
[ 95.127064][ T5335] ? __pfx_rescan_store+0x10/0x10
[ 95.129041][ T5335] ? sysfs_file_kobj+0x1e4/0x230
[ 95.131088][ T5335] ? sysfs_kf_write+0x166/0x260
[ 95.133048][ T5335] ? __pfx_sysfs_kf_write+0x10/0x10
[ 95.135354][ T5335] kernfs_fop_write_iter+0x3a4/0x540
[ 95.137567][ T5335] vfs_write+0x612/0xba0
[ 95.139436][ T5335] ? __pfx_vfs_write+0x10/0x10
[ 95.141519][ T5335] ? __fget_files+0x2a/0x420
[ 95.143539][ T5335] ksys_write+0x150/0x270
[ 95.145401][ T5335] ? __pfx_ksys_write+0x10/0x10
[ 95.147310][ T5335] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.149846][ T5335] do_syscall_64+0x174/0x580
[ 95.151765][ T5335] ? trace_irq_disable+0x3b/0x140
[ 95.153876][ T5335] ? clear_bhb_loop+0x40/0x90
[ 95.155849][ T5335] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 95.158153][ T5335] RIP: 0033:0x7ff69659e019
[ 95.160059][ T5335] 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
[ 95.168127][ T5335] RSP: 002b:00007ff6974a0fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 95.171563][ T5335] RAX: ffffffffffffffda RBX: 00007ff696826180 RCX: 00007ff69659e019
[ 95.174613][ T5335] RDX: 0000000000000001 RSI: 0000200000000800 RDI: 0000000000000005
[ 95.177916][ T5335] RBP: 00007ff6974a1050 R08: 0000000000000000 R09: 0000000000000000
[ 95.181134][ T5335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 95.184388][ T5335] R13: 00007ff696826218 R14: 00007ff696826180 R15: 00007ffec94eca98
[ 95.187566][ T5335]
[ 95.189146][ T5335] Kernel Offset: disabled
[ 95.190749][ T5335] Rebooting in 86400 seconds..