[ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.35' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 33.767439] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 33.777841] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 33.788803] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 33.798293] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 33.807535] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 33.817561] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 33.827201] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 33.836139] FAULT_INJECTION: forcing a failure. [ 33.836139] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 33.836624] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 33.847931] CPU: 0 PID: 8091 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 33.847938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 33.847943] Call Trace: [ 33.847963] dump_stack+0x1fc/0x2ef [ 33.847982] should_fail.cold+0xa/0xf [ 33.847997] ? setup_fault_attr+0x200/0x200 [ 33.848012] ? migrate_swap_stop+0x900/0x900 [ 33.848025] ? lock_downgrade+0x720/0x720 [ 33.848039] ? plist_del+0x248/0x450 [ 33.857011] FAULT_INJECTION: forcing a failure. [ 33.857011] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 33.864649] __alloc_pages_nodemask+0x239/0x2890 [ 33.916914] ? wake_up_q+0x93/0xe0 [ 33.920446] ? drop_futex_key_refs+0x6f/0xe0 [ 33.924843] ? futex_wake+0x159/0x480 [ 33.928662] ? __lock_acquire+0x6de/0x3ff0 [ 33.932891] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 33.937731] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 33.942649] ? __fdget_pos+0x26f/0x310 [ 33.946534] cache_grow_begin+0xa4/0x8a0 [ 33.950587] ? setup_fault_attr+0x200/0x200 [ 33.954898] ? lock_acquire+0x170/0x3c0 [ 33.958870] cache_alloc_refill+0x273/0x340 [ 33.963186] kmem_cache_alloc+0x346/0x370 [ 33.967462] getname_flags+0xce/0x590 [ 33.971274] do_sys_open+0x26c/0x520 [ 33.974987] ? filp_open+0x70/0x70 [ 33.978538] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 33.983896] ? trace_hardirqs_off_caller+0x6e/0x210 [ 33.988901] ? do_syscall_64+0x21/0x620 [ 33.992866] do_syscall_64+0xf9/0x620 [ 33.996661] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.001840] RIP: 0033:0x7f5ae3e60dd4 [ 34.005636] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 34.024529] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 34.032228] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 34.039485] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 34.046744] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 [ 34.054002] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 34.061259] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 34.068543] CPU: 1 PID: 8089 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 34.069714] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 34.076422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 34.076427] Call Trace: [ 34.076448] dump_stack+0x1fc/0x2ef [ 34.076465] should_fail.cold+0xa/0xf [ 34.076480] ? setup_fault_attr+0x200/0x200 [ 34.076497] ? migrate_swap_stop+0x900/0x900 [ 34.085759] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 34.094597] ? lock_downgrade+0x720/0x720 [ 34.097295] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 34.100784] ? plist_del+0x248/0x450 [ 34.109728] hub 9-0:1.0: USB hub found [ 34.113277] __alloc_pages_nodemask+0x239/0x2890 [ 34.122725] FAULT_INJECTION: forcing a failure. [ 34.122725] name fail_futex, interval 1, probability 0, space 0, times 1 [ 34.126187] ? wake_up_q+0x93/0xe0 [ 34.126202] ? drop_futex_key_refs+0x6f/0xe0 [ 34.126214] ? futex_wake+0x159/0x480 [ 34.126229] ? __lock_acquire+0x6de/0x3ff0 [ 34.126255] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 34.155264] hub 9-0:1.0: 8 ports detected [ 34.158617] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.176905] FAULT_INJECTION: forcing a failure. [ 34.176905] name fail_futex, interval 1, probability 0, space 0, times 1 [ 34.179367] ? retint_kernel+0x2d/0x2d [ 34.179384] ? usbdev_compat_ioctl+0x30/0x30 [ 34.195432] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 34.199602] cache_grow_begin+0xa4/0x8a0 [ 34.216364] FAULT_INJECTION: forcing a failure. [ 34.216364] name failslab, interval 1, probability 0, space 0, times 1 [ 34.216615] ? setup_fault_attr+0x200/0x200 [ 34.236145] ? lock_acquire+0x170/0x3c0 [ 34.240131] cache_alloc_refill+0x273/0x340 [ 34.244468] kmem_cache_alloc+0x346/0x370 [ 34.248623] getname_flags+0xce/0x590 [ 34.252431] do_sys_open+0x26c/0x520 [ 34.256161] ? filp_open+0x70/0x70 [ 34.259709] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 34.265078] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.270099] ? do_syscall_64+0x21/0x620 [ 34.274080] do_syscall_64+0xf9/0x620 [ 34.277892] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.283080] RIP: 0033:0x7f5ae3e60dd4 [ 34.286788] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 34.305686] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 executing program [ 34.313402] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 34.320677] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 34.327957] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 [ 34.335231] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 34.342503] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 34.349788] CPU: 0 PID: 8095 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 34.357677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 34.367034] Call Trace: executing program [ 34.369632] dump_stack+0x1fc/0x2ef [ 34.372597] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 34.373268] should_fail.cold+0xa/0xf [ 34.383065] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 34.385790] ? setup_fault_attr+0x200/0x200 [ 34.385807] ? static_obj+0x50/0x50 [ 34.385827] get_futex_key+0xb38/0x1640 [ 34.385844] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 34.385858] ? __free_pages_ok+0x41a/0xd30 [ 34.385875] futex_wake+0xe4/0x480 [ 34.395946] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 34.398927] ? get_futex_key+0x1640/0x1640 [ 34.403450] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 34.406498] ? __lock_acquire+0x6de/0x3ff0 [ 34.406518] do_futex+0x2ca/0x1880 [ 34.406538] ? mark_held_locks+0xf0/0xf0 [ 34.406554] ? futex_exit_release+0x220/0x220 [ 34.406571] ? lock_acquire+0x170/0x3c0 [ 34.406587] ? __might_fault+0x11f/0x1d0 [ 34.411860] FAULT_INJECTION: forcing a failure. [ 34.411860] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 34.415466] ? lock_downgrade+0x720/0x720 [ 34.480810] ? lock_acquire+0x170/0x3c0 [ 34.484780] ? __might_fault+0xef/0x1d0 [ 34.488753] mm_release+0x281/0x310 [ 34.492370] do_exit+0x6ba/0x2be0 [ 34.495819] ? drop_futex_key_refs+0x6f/0xe0 [ 34.500217] ? futex_wake+0x159/0x480 [ 34.504011] ? mm_update_next_owner+0x650/0x650 [ 34.508671] ? get_signal+0x388/0x1f70 [ 34.512559] ? lock_downgrade+0x720/0x720 [ 34.516697] ? lock_acquire+0x170/0x3c0 [ 34.521102] do_group_exit+0x125/0x310 [ 34.524992] get_signal+0x3f2/0x1f70 [ 34.528707] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 34.533636] do_signal+0x8f/0x1670 [ 34.537169] ? usbdev_ioctl+0x21/0x30 [ 34.540966] ? do_vfs_ioctl+0x110/0x12e0 [ 34.545018] ? setup_sigcontext+0x820/0x820 [ 34.549360] ? ioctl_preallocate+0x200/0x200 [ 34.553764] ? __fget+0x356/0x510 [ 34.557209] ? __se_sys_futex+0x28f/0x3b0 [ 34.561344] ? __se_sys_futex+0x298/0x3b0 [ 34.565487] ? do_futex+0x1880/0x1880 [ 34.569284] ? exit_to_usermode_loop+0x36/0x2a0 [ 34.573950] exit_to_usermode_loop+0x204/0x2a0 [ 34.578528] do_syscall_64+0x538/0x620 [ 34.582411] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.587591] RIP: 0033:0x7f5ae3eac0f9 [ 34.591296] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 34.610198] RSP: 002b:00007f5ae3e302f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 34.617900] RAX: fffffffffffffe00 RBX: 00007f5ae3f294d8 RCX: 00007f5ae3eac0f9 [ 34.625158] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5ae3f294d8 [ 34.632419] RBP: 00007f5ae3f294d0 R08: 0000000000000033 R09: 0000000000000033 [ 34.639693] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ae3ef63a4 [ 34.646952] R13: 00007f5ae3e30300 R14: 0000000000000001 R15: 0000000000022000 [ 34.654233] CPU: 1 PID: 8108 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 34.654403] FAULT_INJECTION: forcing a failure. [ 34.654403] name failslab, interval 1, probability 0, space 0, times 1 [ 34.662111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 34.662116] Call Trace: [ 34.662136] dump_stack+0x1fc/0x2ef [ 34.662153] should_fail.cold+0xa/0xf [ 34.662178] ? setup_fault_attr+0x200/0x200 [ 34.696969] ? migrate_swap_stop+0x900/0x900 [ 34.701393] ? lock_downgrade+0x720/0x720 [ 34.705543] ? plist_del+0x248/0x450 [ 34.709262] __alloc_pages_nodemask+0x239/0x2890 [ 34.714009] ? wake_up_q+0x93/0xe0 [ 34.717553] ? drop_futex_key_refs+0x6f/0xe0 [ 34.721968] ? futex_wake+0x159/0x480 [ 34.725859] ? __lock_acquire+0x6de/0x3ff0 [ 34.730267] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 34.735467] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 34.740413] ? __fdget_pos+0x26f/0x310 [ 34.744306] cache_grow_begin+0xa4/0x8a0 [ 34.748367] ? setup_fault_attr+0x200/0x200 [ 34.752683] ? lock_acquire+0x170/0x3c0 [ 34.756661] cache_alloc_refill+0x273/0x340 [ 34.760994] kmem_cache_alloc+0x346/0x370 [ 34.765144] getname_flags+0xce/0x590 [ 34.768940] do_sys_open+0x26c/0x520 [ 34.772650] ? filp_open+0x70/0x70 [ 34.776184] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 34.781554] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.786576] ? do_syscall_64+0x21/0x620 [ 34.790560] do_syscall_64+0xf9/0x620 [ 34.794366] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.799551] RIP: 0033:0x7f5ae3e60dd4 [ 34.803264] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 34.822158] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 34.829859] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 34.837116] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 34.844375] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 [ 34.851635] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 34.858893] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 34.866342] CPU: 0 PID: 8090 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 34.872284] FAULT_INJECTION: forcing a failure. [ 34.872284] name failslab, interval 1, probability 0, space 0, times 1 [ 34.874220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 34.874227] Call Trace: [ 34.874249] dump_stack+0x1fc/0x2ef [ 34.874268] should_fail.cold+0xa/0xf [ 34.874297] ? setup_fault_attr+0x200/0x200 [ 34.909050] ? lock_acquire+0x170/0x3c0 [ 34.913019] __should_failslab+0x115/0x180 [ 34.917246] should_failslab+0x5/0x10 [ 34.921047] kmem_cache_alloc+0x277/0x370 [ 34.925194] getname_flags+0xce/0x590 [ 34.929005] do_sys_open+0x26c/0x520 [ 34.932711] ? filp_open+0x70/0x70 [ 34.936269] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 34.941642] ? trace_hardirqs_off_caller+0x6e/0x210 [ 34.946660] ? do_syscall_64+0x21/0x620 [ 34.950628] do_syscall_64+0xf9/0x620 [ 34.954443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 34.959727] RIP: 0033:0x7f5ae3e60dd4 [ 34.963435] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 34.982327] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 34.990033] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 34.997313] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 35.004583] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 [ 35.011849] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 35.019109] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 35.027143] CPU: 1 PID: 8109 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 35.035038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 35.044402] Call Trace: [ 35.046988] dump_stack+0x1fc/0x2ef [ 35.050620] should_fail.cold+0xa/0xf [ 35.054444] ? setup_fault_attr+0x200/0x200 [ 35.058770] ? lock_acquire+0x170/0x3c0 [ 35.062755] ? dev_uevent_filter+0xd0/0xd0 [ 35.066996] __should_failslab+0x115/0x180 [ 35.071226] should_failslab+0x5/0x10 [ 35.075017] kmem_cache_alloc_trace+0x284/0x380 [ 35.079677] ? lock_downgrade+0x720/0x720 [ 35.083817] ? dev_uevent_filter+0xd0/0xd0 [ 35.088039] kobject_uevent_env+0x236/0x1480 [ 35.092438] ? up_read+0x17/0x110 [ 35.095881] ? blocking_notifier_call_chain+0x54/0xa0 [ 35.101065] __device_release_driver+0x55d/0x6d0 [ 35.105815] device_release_driver+0x23/0x30 [ 35.110214] usb_driver_release_interface+0x102/0x180 [ 35.115393] proc_ioctl+0x571/0x630 [ 35.119011] usbdev_do_ioctl+0x2773/0x3030 [ 35.123241] ? proc_bulk+0x860/0x860 [ 35.126947] ? __lock_acquire+0x6de/0x3ff0 [ 35.131180] ? do_futex+0x171/0x1880 [ 35.134887] ? mark_held_locks+0xf0/0xf0 [ 35.138938] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 35.143861] ? __fdget_pos+0x26f/0x310 [ 35.147741] ? futex_exit_release+0x220/0x220 [ 35.152229] ? usbdev_compat_ioctl+0x30/0x30 [ 35.156628] usbdev_ioctl+0x21/0x30 [ 35.160245] do_vfs_ioctl+0xcdb/0x12e0 [ 35.164125] ? lock_downgrade+0x720/0x720 [ 35.168266] ? check_preemption_disabled+0x41/0x280 [ 35.173272] ? ioctl_preallocate+0x200/0x200 [ 35.177676] ? __fget+0x356/0x510 [ 35.181135] ? do_dup2+0x450/0x450 [ 35.184662] ? __se_sys_futex+0x298/0x3b0 [ 35.188805] ksys_ioctl+0x9b/0xc0 [ 35.192249] __x64_sys_ioctl+0x6f/0xb0 [ 35.196128] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 35.200710] do_syscall_64+0xf9/0x620 [ 35.204503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.209679] RIP: 0033:0x7f5ae3eac0f9 [ 35.213387] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 35.232283] RSP: 002b:00007f5ae3e512f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 35.239980] RAX: ffffffffffffffda RBX: 00007f5ae3f294c8 RCX: 00007f5ae3eac0f9 [ 35.247235] RDX: 00000000200000c0 RSI: 00000000c0105512 RDI: 0000000000000006 [ 35.254493] RBP: 00007f5ae3f294c0 R08: 0000000000000033 R09: 0000000000000033 [ 35.261748] R10: 0000000000000033 R11: 0000000000000246 R12: 00007f5ae3ef63a4 executing program executing program [ 35.269005] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 35.276286] CPU: 0 PID: 8093 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 35.280075] hub 9-0:1.0: USB hub found [ 35.284166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 35.284171] Call Trace: [ 35.284198] dump_stack+0x1fc/0x2ef [ 35.284218] should_fail.cold+0xa/0xf [ 35.284236] ? setup_fault_attr+0x200/0x200 [ 35.284249] ? lock_acquire+0x170/0x3c0 [ 35.284270] __should_failslab+0x115/0x180 [ 35.289191] hub 9-0:1.0: 8 ports detected [ 35.297580] should_failslab+0x5/0x10 [ 35.297595] kmem_cache_alloc+0x277/0x370 [ 35.297614] getname_flags+0xce/0x590 [ 35.297631] do_sys_open+0x26c/0x520 [ 35.297646] ? filp_open+0x70/0x70 [ 35.297663] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.297677] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.297699] ? do_syscall_64+0x21/0x620 [ 35.318198] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 35.320147] do_syscall_64+0xf9/0x620 [ 35.320168] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.320179] RIP: 0033:0x7f5ae3e60dd4 [ 35.320195] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 35.320205] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 35.324630] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 35.328111] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 35.328119] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 35.328127] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 [ 35.328134] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 35.328142] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 35.345707] CPU: 0 PID: 8082 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 35.350215] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 35.353780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 35.358655] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 35.366461] Call Trace: [ 35.366482] dump_stack+0x1fc/0x2ef [ 35.366501] should_fail.cold+0xa/0xf [ 35.366518] ? setup_fault_attr+0x200/0x200 [ 35.366531] ? futex_wait_queue_me+0x404/0x5e0 [ 35.366542] ? __mutex_unlock_slowpath+0x30e/0x610 [ 35.366554] ? pi_state_update_owner+0x450/0x450 [ 35.366573] get_futex_key+0xb38/0x1640 [ 35.371039] FAULT_INJECTION: forcing a failure. [ 35.371039] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 35.375549] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 35.534421] futex_wake+0xe4/0x480 [ 35.537956] ? get_futex_key+0x1640/0x1640 [ 35.542188] do_futex+0x2ca/0x1880 [ 35.545719] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 35.550650] ? __fdget_pos+0x26f/0x310 [ 35.554528] ? futex_exit_release+0x220/0x220 [ 35.559013] ? usbdev_compat_ioctl+0x30/0x30 [ 35.563418] ? lock_downgrade+0x720/0x720 [ 35.567555] ? check_preemption_disabled+0x41/0x280 [ 35.572568] ? check_preemption_disabled+0x41/0x280 [ 35.577579] ? __fget+0x356/0x510 [ 35.581031] __se_sys_futex+0x28f/0x3b0 [ 35.584995] ? do_futex+0x1880/0x1880 [ 35.588790] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.594161] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.599168] ? do_syscall_64+0x21/0x620 [ 35.603133] do_syscall_64+0xf9/0x620 [ 35.606925] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.612103] RIP: 0033:0x7f5ae3eac0f9 [ 35.615919] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 35.634824] RSP: 002b:00007f5ae3e512f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 35.642529] RAX: ffffffffffffffda RBX: 00007f5ae3f294c8 RCX: 00007f5ae3eac0f9 [ 35.649785] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f5ae3f294cc [ 35.657056] RBP: 00007f5ae3f294c0 R08: 0000000000000033 R09: 0000000000000033 [ 35.664310] R10: 0000000000000033 R11: 0000000000000246 R12: 00007f5ae3ef63a4 [ 35.671565] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 35.678849] CPU: 1 PID: 8118 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 35.686735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 35.696087] Call Trace: [ 35.698683] dump_stack+0x1fc/0x2ef [ 35.702320] should_fail.cold+0xa/0xf [ 35.706128] ? setup_fault_attr+0x200/0x200 [ 35.710450] ? migrate_swap_stop+0x900/0x900 [ 35.714864] ? lock_downgrade+0x720/0x720 [ 35.719017] ? plist_del+0x248/0x450 [ 35.722188] FAULT_INJECTION: forcing a failure. [ 35.722188] name failslab, interval 1, probability 0, space 0, times 0 [ 35.722742] __alloc_pages_nodemask+0x239/0x2890 [ 35.738652] ? wake_up_q+0x93/0xe0 [ 35.742187] ? drop_futex_key_refs+0x6f/0xe0 [ 35.746591] ? futex_wake+0x159/0x480 [ 35.750387] ? __lock_acquire+0x6de/0x3ff0 [ 35.754618] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 35.759458] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 35.764468] ? __fdget_pos+0x26f/0x310 [ 35.768354] cache_grow_begin+0xa4/0x8a0 [ 35.772408] ? setup_fault_attr+0x200/0x200 [ 35.776726] ? lock_acquire+0x170/0x3c0 [ 35.780695] cache_alloc_refill+0x273/0x340 [ 35.785009] kmem_cache_alloc+0x346/0x370 [ 35.789167] getname_flags+0xce/0x590 [ 35.792968] do_sys_open+0x26c/0x520 [ 35.796680] ? filp_open+0x70/0x70 [ 35.800226] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.805585] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.810592] ? do_syscall_64+0x21/0x620 [ 35.814561] do_syscall_64+0xf9/0x620 [ 35.818354] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.823532] RIP: 0033:0x7f5ae3e60dd4 [ 35.827235] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 35.846129] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 35.853827] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 35.861088] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 35.868354] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 executing program executing program [ 35.875617] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 35.882959] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 35.890234] CPU: 0 PID: 8119 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 35.898223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 35.901055] hub 9-0:1.0: USB hub found [ 35.907569] Call Trace: [ 35.907592] dump_stack+0x1fc/0x2ef [ 35.907611] should_fail.cold+0xa/0xf [ 35.907628] ? setup_fault_attr+0x200/0x200 executing program executing program [ 35.907642] ? lock_acquire+0x170/0x3c0 [ 35.907663] __should_failslab+0x115/0x180 [ 35.912907] hub 9-0:1.0: 8 ports detected [ 35.914114] should_failslab+0x5/0x10 [ 35.914129] kmem_cache_alloc+0x277/0x370 [ 35.914148] getname_flags+0xce/0x590 [ 35.914163] do_sys_open+0x26c/0x520 [ 35.914176] ? filp_open+0x70/0x70 [ 35.914195] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 35.924493] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #0 [ 35.925896] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.925912] ? do_syscall_64+0x21/0x620 [ 35.925929] do_syscall_64+0xf9/0x620 [ 35.925946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.925959] RIP: 0033:0x7f5ae3e60dd4 [ 35.930518] usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor414' sets config #1 [ 35.934131] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 executing program executing program [ 35.934139] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 35.934152] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 35.934160] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 35.934167] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 [ 35.934174] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 35.934181] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 36.021972] FAULT_INJECTION: forcing a failure. [ 36.021972] name failslab, interval 1, probability 0, space 0, times 0 [ 36.034736] FAULT_INJECTION: forcing a failure. [ 36.034736] name failslab, interval 1, probability 0, space 0, times 0 [ 36.040437] CPU: 0 PID: 8138 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 36.095429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 36.104775] Call Trace: [ 36.107363] dump_stack+0x1fc/0x2ef [ 36.110988] should_fail.cold+0xa/0xf [ 36.114786] ? setup_fault_attr+0x200/0x200 [ 36.119108] ? lock_acquire+0x170/0x3c0 [ 36.123078] __should_failslab+0x115/0x180 [ 36.127309] should_failslab+0x5/0x10 [ 36.131097] kmem_cache_alloc+0x277/0x370 [ 36.135243] __alloc_file+0x21/0x340 [ 36.138951] alloc_empty_file+0x6d/0x170 [ 36.143003] path_openat+0xe9/0x2df0 [ 36.146709] ? __lock_acquire+0x6de/0x3ff0 [ 36.150942] ? path_lookupat+0x8d0/0x8d0 [ 36.153747] FAULT_INJECTION: forcing a failure. [ 36.153747] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 36.155001] ? mark_held_locks+0xf0/0xf0 [ 36.170815] ? mark_held_locks+0xf0/0xf0 [ 36.174889] do_filp_open+0x18c/0x3f0 [ 36.178678] ? may_open_dev+0xf0/0xf0 [ 36.182471] ? __alloc_fd+0x28d/0x570 [ 36.186262] ? lock_downgrade+0x720/0x720 [ 36.190404] ? lock_acquire+0x170/0x3c0 [ 36.194453] ? __alloc_fd+0x34/0x570 [ 36.198156] ? do_raw_spin_unlock+0x171/0x230 [ 36.202646] ? _raw_spin_unlock+0x29/0x40 [ 36.206812] ? __alloc_fd+0x28d/0x570 [ 36.210705] do_sys_open+0x3b3/0x520 [ 36.214406] ? filp_open+0x70/0x70 [ 36.217939] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.223293] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.228298] ? do_syscall_64+0x21/0x620 [ 36.232263] do_syscall_64+0xf9/0x620 [ 36.236066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.241242] RIP: 0033:0x7f5ae3e60dd4 [ 36.244944] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 36.263831] RSP: 002b:00007f5ae3e0ee60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 36.271527] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 36.278783] RDX: 0000000000000001 RSI: 00007f5ae3e0eee0 RDI: 00000000ffffff9c [ 36.286043] RBP: 00007f5ae3e0eee0 R08: 0000000000000000 R09: 0000000000000033 [ 36.293304] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 36.300560] R13: 00007f5ae3e0f300 R14: 0000000000000001 R15: 0000000000022000 [ 36.307836] CPU: 1 PID: 8145 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 36.315716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 36.325074] Call Trace: [ 36.327672] dump_stack+0x1fc/0x2ef [ 36.331293] should_fail.cold+0xa/0xf [ 36.334295] FAULT_INJECTION: forcing a failure. [ 36.334295] name failslab, interval 1, probability 0, space 0, times 0 [ 36.335091] ? setup_fault_attr+0x200/0x200 [ 36.350553] ? migrate_swap_stop+0x900/0x900 [ 36.354951] ? lock_downgrade+0x720/0x720 [ 36.359089] ? plist_del+0x248/0x450 [ 36.362798] __alloc_pages_nodemask+0x239/0x2890 [ 36.367550] ? wake_up_q+0x93/0xe0 [ 36.371085] ? drop_futex_key_refs+0x6f/0xe0 [ 36.375485] ? futex_wake+0x159/0x480 [ 36.379295] ? __lock_acquire+0x6de/0x3ff0 [ 36.383529] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 36.388552] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 36.393475] ? __fdget_pos+0x26f/0x310 [ 36.397362] cache_grow_begin+0xa4/0x8a0 [ 36.401413] ? setup_fault_attr+0x200/0x200 [ 36.405724] ? lock_acquire+0x170/0x3c0 [ 36.409699] cache_alloc_refill+0x273/0x340 [ 36.414013] kmem_cache_alloc+0x346/0x370 [ 36.418158] getname_flags+0xce/0x590 [ 36.418653] FAULT_INJECTION: forcing a failure. [ 36.418653] name failslab, interval 1, probability 0, space 0, times 0 [ 36.421958] do_sys_open+0x26c/0x520 [ 36.421978] ? filp_open+0x70/0x70 [ 36.440364] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.445820] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.450850] ? do_syscall_64+0x21/0x620 [ 36.454824] do_syscall_64+0xf9/0x620 [ 36.458621] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.463821] RIP: 0033:0x7f5ae3e60dd4 [ 36.467540] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 36.486441] RSP: 002b:00007f5ae3e0ee60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 36.494145] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 36.501412] RDX: 0000000000000001 RSI: 00007f5ae3e0eee0 RDI: 00000000ffffff9c [ 36.508675] RBP: 00007f5ae3e0eee0 R08: 0000000000000000 R09: 0000000000000033 [ 36.515938] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 36.523197] R13: 00007f5ae3e0f300 R14: 0000000000000001 R15: 0000000000022000 [ 36.530474] CPU: 0 PID: 8132 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 36.538826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 36.548184] Call Trace: [ 36.550795] dump_stack+0x1fc/0x2ef [ 36.554420] should_fail.cold+0xa/0xf [ 36.558229] ? setup_fault_attr+0x200/0x200 [ 36.562548] ? lock_acquire+0x170/0x3c0 [ 36.566534] __should_failslab+0x115/0x180 [ 36.570759] should_failslab+0x5/0x10 [ 36.574549] kmem_cache_alloc+0x277/0x370 [ 36.578688] getname_flags+0xce/0x590 [ 36.582484] do_sys_open+0x26c/0x520 [ 36.586196] ? filp_open+0x70/0x70 [ 36.589738] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.595099] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.600113] ? do_syscall_64+0x21/0x620 [ 36.604078] do_syscall_64+0xf9/0x620 [ 36.607870] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.613133] RIP: 0033:0x7f5ae3e60dd4 [ 36.616839] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 36.635737] RSP: 002b:00007f5ae3e50e60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 36.643441] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 36.650703] RDX: 0000000000000001 RSI: 00007f5ae3e50ee0 RDI: 00000000ffffff9c [ 36.657959] RBP: 00007f5ae3e50ee0 R08: 0000000000000000 R09: 0000000000000033 [ 36.665217] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 36.672484] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 36.679761] CPU: 1 PID: 8128 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 36.687653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 36.697029] Call Trace: [ 36.699631] dump_stack+0x1fc/0x2ef [ 36.703265] should_fail.cold+0xa/0xf [ 36.707060] ? setup_fault_attr+0x200/0x200 [ 36.711374] ? lock_acquire+0x170/0x3c0 [ 36.715344] ? dev_uevent_filter+0xd0/0xd0 [ 36.719563] __should_failslab+0x115/0x180 [ 36.723790] should_failslab+0x5/0x10 [ 36.727587] kmem_cache_alloc_trace+0x284/0x380 [ 36.732257] ? lock_downgrade+0x720/0x720 [ 36.736395] ? dev_uevent_filter+0xd0/0xd0 [ 36.740622] kobject_uevent_env+0x236/0x1480 [ 36.745033] ? up_read+0x17/0x110 [ 36.748481] ? blocking_notifier_call_chain+0x54/0xa0 [ 36.753668] __device_release_driver+0x55d/0x6d0 [ 36.758419] device_release_driver+0x23/0x30 [ 36.762821] usb_driver_release_interface+0x102/0x180 [ 36.768005] proc_ioctl+0x571/0x630 [ 36.771637] usbdev_do_ioctl+0x2773/0x3030 [ 36.775867] ? proc_bulk+0x860/0x860 [ 36.779581] ? __lock_acquire+0x6de/0x3ff0 [ 36.783836] ? do_futex+0x171/0x1880 [ 36.787549] ? mark_held_locks+0xf0/0xf0 [ 36.791630] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 36.796567] ? __fdget_pos+0x26f/0x310 [ 36.800458] ? futex_exit_release+0x220/0x220 [ 36.804943] ? usbdev_compat_ioctl+0x30/0x30 [ 36.809428] usbdev_ioctl+0x21/0x30 [ 36.813047] do_vfs_ioctl+0xcdb/0x12e0 [ 36.816922] ? lock_downgrade+0x720/0x720 [ 36.821061] ? check_preemption_disabled+0x41/0x280 [ 36.826072] ? ioctl_preallocate+0x200/0x200 [ 36.830560] ? __fget+0x356/0x510 [ 36.834008] ? do_dup2+0x450/0x450 [ 36.837544] ? __se_sys_futex+0x298/0x3b0 [ 36.841775] ksys_ioctl+0x9b/0xc0 [ 36.845224] __x64_sys_ioctl+0x6f/0xb0 [ 36.849103] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 36.853677] do_syscall_64+0xf9/0x620 [ 36.857558] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.862754] RIP: 0033:0x7f5ae3eac0f9 [ 36.866458] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 36.885345] RSP: 002b:00007f5ae3e512f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 36.893041] RAX: ffffffffffffffda RBX: 00007f5ae3f294c8 RCX: 00007f5ae3eac0f9 [ 36.900298] RDX: 00000000200000c0 RSI: 00000000c0105512 RDI: 0000000000000006 [ 36.907560] RBP: 00007f5ae3f294c0 R08: 0000000000000033 R09: 0000000000000033 [ 36.914820] R10: 0000000000000033 R11: 0000000000000246 R12: 00007f5ae3ef63a4 [ 36.922078] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 36.929353] CPU: 0 PID: 8146 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 36.929781] FAULT_INJECTION: forcing a failure. [ 36.929781] name fail_futex, interval 1, probability 0, space 0, times 0 [ 36.937232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 36.937237] Call Trace: [ 36.937255] dump_stack+0x1fc/0x2ef [ 36.937273] should_fail.cold+0xa/0xf [ 36.937294] ? setup_fault_attr+0x200/0x200 [ 36.972240] ? lock_acquire+0x170/0x3c0 [ 36.976217] __should_failslab+0x115/0x180 [ 36.980461] should_failslab+0x5/0x10 [ 36.984256] kmem_cache_alloc+0x277/0x370 [ 36.988409] getname_flags+0xce/0x590 [ 36.992220] do_sys_open+0x26c/0x520 [ 36.995928] ? filp_open+0x70/0x70 [ 36.999475] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 37.004861] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.009871] ? do_syscall_64+0x21/0x620 [ 37.013847] do_syscall_64+0xf9/0x620 [ 37.017644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.022827] RIP: 0033:0x7f5ae3e60dd4 [ 37.026533] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 37.045525] RSP: 002b:00007f5ae3e2fe60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 37.053223] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 37.060506] RDX: 0000000000000001 RSI: 00007f5ae3e2fee0 RDI: 00000000ffffff9c [ 37.067763] RBP: 00007f5ae3e2fee0 R08: 0000000000000000 R09: 0000000000000033 [ 37.075022] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 37.082277] R13: 00007f5ae3e30300 R14: 0000000000000001 R15: 0000000000022000 [ 37.089555] CPU: 1 PID: 8133 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 37.097443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.107027] Call Trace: [ 37.109623] dump_stack+0x1fc/0x2ef [ 37.113258] should_fail.cold+0xa/0xf [ 37.117067] ? setup_fault_attr+0x200/0x200 [ 37.121399] ? static_obj+0x50/0x50 [ 37.125036] get_futex_key+0xb38/0x1640 [ 37.129015] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 37.133668] ? __free_pages_ok+0x41a/0xd30 [ 37.137885] futex_wake+0xe4/0x480 [ 37.141411] ? get_futex_key+0x1640/0x1640 [ 37.145633] ? __lock_acquire+0x6de/0x3ff0 [ 37.149848] do_futex+0x2ca/0x1880 [ 37.153370] ? mark_held_locks+0xf0/0xf0 [ 37.157411] ? futex_exit_release+0x220/0x220 [ 37.161889] ? lock_acquire+0x170/0x3c0 [ 37.165844] ? __might_fault+0x11f/0x1d0 [ 37.169888] ? lock_downgrade+0x720/0x720 [ 37.174012] ? lock_acquire+0x170/0x3c0 [ 37.177968] ? __might_fault+0xef/0x1d0 [ 37.181929] mm_release+0x281/0x310 [ 37.185536] do_exit+0x6ba/0x2be0 [ 37.188969] ? drop_futex_key_refs+0x6f/0xe0 [ 37.193360] ? futex_wake+0x159/0x480 [ 37.197142] ? mm_update_next_owner+0x650/0x650 [ 37.201790] ? get_signal+0x388/0x1f70 [ 37.205659] ? lock_downgrade+0x720/0x720 [ 37.209790] ? lock_acquire+0x170/0x3c0 [ 37.213746] do_group_exit+0x125/0x310 [ 37.217615] get_signal+0x3f2/0x1f70 [ 37.221309] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.226225] do_signal+0x8f/0x1670 [ 37.229759] ? setup_sigcontext+0x820/0x820 [ 37.234063] ? check_preemption_disabled+0x41/0x280 [ 37.239066] ? __fget+0x356/0x510 [ 37.242501] ? __se_sys_futex+0x28f/0x3b0 [ 37.246630] ? __se_sys_futex+0x298/0x3b0 [ 37.250759] ? do_futex+0x1880/0x1880 [ 37.254550] ? exit_to_usermode_loop+0x36/0x2a0 [ 37.259200] exit_to_usermode_loop+0x204/0x2a0 [ 37.263763] do_syscall_64+0x538/0x620 [ 37.267634] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.272803] RIP: 0033:0x7f5ae3eac0f9 [ 37.276497] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 37.295477] RSP: 002b:00007f5ae3e512f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 37.303174] RAX: fffffffffffffe00 RBX: 00007f5ae3f294c8 RCX: 00007f5ae3eac0f9 [ 37.310509] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5ae3f294c8 [ 37.317759] RBP: 00007f5ae3f294c0 R08: 0000000000000033 R09: 0000000000000033 [ 37.325008] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ae3ef63a4 executing program executing program executing program executing program executing program executing program [ 37.332260] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 37.364246] FAULT_INJECTION: forcing a failure. [ 37.364246] name failslab, interval 1, probability 0, space 0, times 0 [ 37.375749] CPU: 1 PID: 8164 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 37.383620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.392955] Call Trace: [ 37.395541] dump_stack+0x1fc/0x2ef [ 37.399157] should_fail.cold+0xa/0xf [ 37.402941] ? setup_fault_attr+0x200/0x200 [ 37.407262] ? lock_acquire+0x170/0x3c0 [ 37.411241] __should_failslab+0x115/0x180 [ 37.415465] should_failslab+0x5/0x10 [ 37.419257] __kmalloc_track_caller+0x2a6/0x3c0 [ 37.423068] FAULT_INJECTION: forcing a failure. [ 37.423068] name failslab, interval 1, probability 0, space 0, times 0 [ 37.423915] ? kvasprintf_const+0x60/0x190 [ 37.423942] kvasprintf+0xb5/0x150 [ 37.442845] ? bust_spinlocks+0xe0/0xe0 [ 37.446824] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 37.451409] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 37.456513] kvasprintf_const+0x60/0x190 [ 37.460576] kobject_set_name_vargs+0x56/0x150 [ 37.465160] dev_set_name+0xbd/0xf0 [ 37.468265] FAULT_INJECTION: forcing a failure. [ 37.468265] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 37.468820] ? device_initialize+0x450/0x450 [ 37.484992] ? mark_held_locks+0xa6/0xf0 [ 37.489047] ? _raw_spin_unlock_irq+0x24/0x80 [ 37.493532] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 37.498109] usb_set_configuration+0xd4b/0x18c0 [ 37.502783] usbdev_do_ioctl+0x27a8/0x3030 [ 37.507013] ? proc_bulk+0x860/0x860 [ 37.510731] ? __lock_acquire+0x6de/0x3ff0 [ 37.514964] ? get_pid_task+0xf4/0x190 [ 37.518840] ? mark_held_locks+0xf0/0xf0 [ 37.522892] ? proc_fail_nth_write+0x95/0x1d0 [ 37.527375] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.532297] ? __fdget_pos+0x26f/0x310 [ 37.536187] ? usbdev_compat_ioctl+0x30/0x30 [ 37.540592] usbdev_ioctl+0x21/0x30 [ 37.544209] do_vfs_ioctl+0xcdb/0x12e0 [ 37.548093] ? lock_downgrade+0x720/0x720 [ 37.552239] ? check_preemption_disabled+0x41/0x280 [ 37.557244] ? ioctl_preallocate+0x200/0x200 [ 37.561650] ? __fget+0x356/0x510 [ 37.565106] ? do_dup2+0x450/0x450 [ 37.568633] ? vfs_write+0x393/0x540 [ 37.572338] ? fput+0x2b/0x190 [ 37.575528] ksys_ioctl+0x9b/0xc0 [ 37.578972] __x64_sys_ioctl+0x6f/0xb0 [ 37.582856] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 37.587430] do_syscall_64+0xf9/0x620 [ 37.591224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.596408] RIP: 0033:0x7f5ae3eac0f9 [ 37.600121] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 37.619010] RSP: 002b:00007f5ae3e512f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 37.626707] RAX: ffffffffffffffda RBX: 00007f5ae3f294c8 RCX: 00007f5ae3eac0f9 [ 37.634226] RDX: 0000000020000040 RSI: 0000000080045505 RDI: 0000000000000004 [ 37.641491] RBP: 00007f5ae3f294c0 R08: 0000000000000001 R09: 0000000000000033 [ 37.649096] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ae3ef63a4 [ 37.656351] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 37.663625] CPU: 0 PID: 8176 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 37.665476] FAULT_INJECTION: forcing a failure. [ 37.665476] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 37.671510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.692605] Call Trace: [ 37.695187] dump_stack+0x1fc/0x2ef [ 37.698814] should_fail.cold+0xa/0xf [ 37.702610] ? setup_fault_attr+0x200/0x200 [ 37.706920] ? migrate_swap_stop+0x900/0x900 [ 37.711319] ? lock_downgrade+0x720/0x720 [ 37.715453] ? plist_del+0x248/0x450 [ 37.719165] __alloc_pages_nodemask+0x239/0x2890 [ 37.723908] ? wake_up_q+0x93/0xe0 [ 37.727436] ? drop_futex_key_refs+0x6f/0xe0 [ 37.731837] ? futex_wake+0x159/0x480 [ 37.735632] ? __lock_acquire+0x6de/0x3ff0 [ 37.739863] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 37.744705] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.749629] ? __fdget_pos+0x26f/0x310 [ 37.753512] cache_grow_begin+0xa4/0x8a0 [ 37.757584] ? setup_fault_attr+0x200/0x200 [ 37.761895] ? lock_acquire+0x170/0x3c0 [ 37.765860] cache_alloc_refill+0x273/0x340 [ 37.770190] kmem_cache_alloc+0x346/0x370 [ 37.774339] getname_flags+0xce/0x590 [ 37.778136] do_sys_open+0x26c/0x520 [ 37.781843] ? filp_open+0x70/0x70 [ 37.785379] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 37.790733] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.795737] ? do_syscall_64+0x21/0x620 [ 37.799702] do_syscall_64+0xf9/0x620 [ 37.803492] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.808763] RIP: 0033:0x7f5ae3e60dd4 [ 37.812471] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 37.831358] RSP: 002b:00007f5ae3e0ee60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 37.839053] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 37.846311] RDX: 0000000000000001 RSI: 00007f5ae3e0eee0 RDI: 00000000ffffff9c [ 37.853654] RBP: 00007f5ae3e0eee0 R08: 0000000000000000 R09: 0000000000000033 [ 37.860911] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 37.868166] R13: 00007f5ae3e0f300 R14: 0000000000000001 R15: 0000000000022000 [ 37.875442] CPU: 1 PID: 8175 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 37.883333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.892688] Call Trace: [ 37.895284] dump_stack+0x1fc/0x2ef [ 37.898923] should_fail.cold+0xa/0xf [ 37.902735] ? setup_fault_attr+0x200/0x200 [ 37.907065] ? migrate_swap_stop+0x900/0x900 [ 37.911483] ? lock_downgrade+0x720/0x720 [ 37.915632] ? plist_del+0x248/0x450 [ 37.919352] __alloc_pages_nodemask+0x239/0x2890 [ 37.924110] ? wake_up_q+0x93/0xe0 [ 37.927675] ? drop_futex_key_refs+0x6f/0xe0 [ 37.932156] ? futex_wake+0x159/0x480 [ 37.935974] ? __lock_acquire+0x6de/0x3ff0 [ 37.940229] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 37.945089] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.946575] FAULT_INJECTION: forcing a failure. [ 37.946575] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 37.950034] ? __fdget_pos+0x26f/0x310 [ 37.965719] cache_grow_begin+0xa4/0x8a0 [ 37.969771] ? setup_fault_attr+0x200/0x200 [ 37.974172] ? lock_acquire+0x170/0x3c0 [ 37.978138] cache_alloc_refill+0x273/0x340 [ 37.982455] kmem_cache_alloc+0x346/0x370 [ 37.986597] getname_flags+0xce/0x590 [ 37.990564] do_sys_open+0x26c/0x520 [ 37.994268] ? filp_open+0x70/0x70 [ 37.997801] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 38.003155] ? trace_hardirqs_off_caller+0x6e/0x210 [ 38.008162] ? do_syscall_64+0x21/0x620 [ 38.012138] do_syscall_64+0xf9/0x620 [ 38.015932] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.021195] RIP: 0033:0x7f5ae3e60dd4 [ 38.024958] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 38.043844] RSP: 002b:00007f5ae3e0ee60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 38.051624] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 38.058968] RDX: 0000000000000001 RSI: 00007f5ae3e0eee0 RDI: 00000000ffffff9c [ 38.066238] RBP: 00007f5ae3e0eee0 R08: 0000000000000000 R09: 0000000000000033 [ 38.073501] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 38.080758] R13: 00007f5ae3e0f300 R14: 0000000000000001 R15: 0000000000022000 [ 38.088043] CPU: 0 PID: 8187 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 38.090054] usb usb9: device_add((null)) --> -22 [ 38.096007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 38.096012] Call Trace: [ 38.096035] dump_stack+0x1fc/0x2ef [ 38.096053] should_fail.cold+0xa/0xf [ 38.096069] ? setup_fault_attr+0x200/0x200 [ 38.096082] ? migrate_swap_stop+0x900/0x900 [ 38.096099] ? lock_downgrade+0x720/0x720 [ 38.133309] ? plist_del+0x248/0x450 [ 38.137021] __alloc_pages_nodemask+0x239/0x2890 [ 38.139278] kasan: CONFIG_KASAN_INLINE enabled [ 38.141805] ? wake_up_q+0x93/0xe0 [ 38.141821] ? drop_futex_key_refs+0x6f/0xe0 [ 38.141834] ? futex_wake+0x159/0x480 [ 38.141849] ? __lock_acquire+0x6de/0x3ff0 [ 38.141869] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 38.148820] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 38.150033] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 38.150048] ? __fdget_pos+0x26f/0x310 [ 38.150070] cache_grow_begin+0xa4/0x8a0 [ 38.164401] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 38.167296] ? setup_fault_attr+0x200/0x200 [ 38.174630] CPU: 1 PID: 8164 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 38.179538] ? lock_acquire+0x170/0x3c0 [ 38.183390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 38.187432] cache_alloc_refill+0x273/0x340 [ 38.193638] RIP: 0010:__device_attach+0xaa/0x470 [ 38.197934] kmem_cache_alloc+0x346/0x370 [ 38.205793] Code: e8 03 42 80 3c 20 00 0f 85 77 03 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 65 08 49 8d bc 24 d0 00 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e 42 03 00 00 45 0f b6 b4 24 d0 00 00 [ 38.209748] getname_flags+0xce/0x590 [ 38.219074] RSP: 0018:ffff8880954e7a40 EFLAGS: 00010202 [ 38.223385] do_sys_open+0x26c/0x520 [ 38.228111] RAX: dffffc0000000000 RBX: 1ffff11012a9cf49 RCX: 0000000000000000 [ 38.232242] ? filp_open+0x70/0x70 [ 38.251119] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 38.254906] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 38.260242] RBP: ffff8880ae83c4f0 R08: 0000000000000000 R09: ffffed1015d078aa [ 38.263939] ? trace_hardirqs_off_caller+0x6e/0x210 [ 38.271178] R10: ffff8880ae83c557 R11: 0000000000000000 R12: 0000000000000000 [ 38.274701] ? do_syscall_64+0x21/0x620 [ 38.281940] R13: ffff8880954e7c0c R14: 00000000fffffff0 R15: ffff8880ae83c550 [ 38.287283] do_syscall_64+0xf9/0x620 [ 38.294542] FS: 00007f5ae3e51700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 38.299550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.306786] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.310739] RIP: 0033:0x7f5ae3e60dd4 [ 38.317988] CR2: 00007f985d5f1028 CR3: 00000000aac65000 CR4: 00000000003406e0 [ 38.321765] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 38.329964] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.335128] RSP: 002b:00007f5ae3e0ee60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 38.340989] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.344681] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 38.351929] Call Trace: [ 38.370813] RDX: 0000000000000001 RSI: 00007f5ae3e0eee0 RDI: 00000000ffffff9c [ 38.378082] ? really_probe+0xbd0/0xbd0 [ 38.386027] RBP: 00007f5ae3e0eee0 R08: 0000000000000000 R09: 0000000000000033 [ 38.393807] ? usb_ifnum_to_if+0x12b/0x180 [ 38.401052] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 38.403628] proc_ioctl+0x526/0x630 [ 38.410873] R13: 00007f5ae3e0f300 R14: 0000000000000001 R15: 0000000000022000 [ 38.414839] usbdev_do_ioctl+0x2773/0x3030 [ 38.430515] CPU: 0 PID: 8174 Comm: syz-executor414 Not tainted 4.19.211-syzkaller #0 [ 38.433563] ? proc_bulk+0x860/0x860 [ 38.437162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 38.444422] ? __lock_acquire+0x6de/0x3ff0 [ 38.448623] Call Trace: [ 38.456495] ? kmem_cache_free+0x7f/0x260 [ 38.460186] dump_stack+0x1fc/0x2ef [ 38.469518] ? putname+0xe1/0x120 [ 38.473730] should_fail.cold+0xa/0xf [ 38.476294] ? do_futex+0x171/0x1880 [ 38.480422] ? setup_fault_attr+0x200/0x200 [ 38.484028] ? mark_held_locks+0xf0/0xf0 [ 38.487457] ? lock_acquire+0x170/0x3c0 [ 38.491236] ? debug_check_no_obj_freed+0x201/0x490 [ 38.494926] __should_failslab+0x115/0x180 [ 38.499228] ? futex_exit_release+0x220/0x220 [ 38.503267] should_failslab+0x5/0x10 [ 38.507224] ? lock_acquire+0x170/0x3c0 [ 38.512215] kmem_cache_alloc+0x277/0x370 [ 38.516428] ? usbdev_compat_ioctl+0x30/0x30 [ 38.520900] __alloc_file+0x21/0x340 [ 38.524680] usbdev_ioctl+0x21/0x30 [ 38.528638] alloc_empty_file+0x6d/0x170 [ 38.532763] do_vfs_ioctl+0xcdb/0x12e0 [ 38.537159] path_openat+0xe9/0x2df0 [ 38.540850] ? lock_downgrade+0x720/0x720 [ 38.544453] ? __lock_acquire+0x6de/0x3ff0 [ 38.548496] ? check_preemption_disabled+0x41/0x280 [ 38.552361] ? path_lookupat+0x8d0/0x8d0 [ 38.556055] ? ioctl_preallocate+0x200/0x200 [ 38.560179] ? mark_held_locks+0xf0/0xf0 [ 38.564389] ? __fget+0x356/0x510 [ 38.569383] ? mark_held_locks+0xf0/0xf0 [ 38.573419] ? do_dup2+0x450/0x450 [ 38.577803] do_filp_open+0x18c/0x3f0 [ 38.581844] ? __se_sys_futex+0x298/0x3b0 [ 38.585277] ? may_open_dev+0xf0/0xf0 [ 38.589318] ksys_ioctl+0x9b/0xc0 [ 38.592837] ? __alloc_fd+0x28d/0x570 [ 38.596614] __x64_sys_ioctl+0x6f/0xb0 [ 38.600741] ? lock_downgrade+0x720/0x720 [ 38.604518] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 38.607948] ? lock_acquire+0x170/0x3c0 [ 38.611731] do_syscall_64+0xf9/0x620 [ 38.615594] ? __alloc_fd+0x34/0x570 [ 38.619724] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.624280] ? do_raw_spin_unlock+0x171/0x230 [ 38.628234] RIP: 0033:0x7f5ae3eac0f9 [ 38.632101] ? _raw_spin_unlock+0x29/0x40 [ 38.635791] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 38.640964] ? __alloc_fd+0x28d/0x570 [ 38.645442] RSP: 002b:00007f5ae3e512f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 38.649141] do_sys_open+0x3b3/0x520 [ 38.653266] RAX: ffffffffffffffda RBX: 00007f5ae3f294c8 RCX: 00007f5ae3eac0f9 [ 38.672153] ? filp_open+0x70/0x70 [ 38.675927] RDX: 0000000020000080 RSI: 00000000c0105512 RDI: 0000000000000007 [ 38.683621] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 38.687307] RBP: 00007f5ae3f294c0 R08: 0000000000000033 R09: 0000000000000033 [ 38.694563] ? trace_hardirqs_off_caller+0x6e/0x210 [ 38.698095] R10: 0000000000000033 R11: 0000000000000246 R12: 00007f5ae3ef63a4 [ 38.705352] ? do_syscall_64+0x21/0x620 [ 38.710691] R13: 00007f5ae3e51300 R14: 0000000000000001 R15: 0000000000022000 [ 38.717946] do_syscall_64+0xf9/0x620 [ 38.722941] Modules linked in: [ 38.730203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.742382] FAULT_INJECTION: forcing a failure. [ 38.742382] name fail_futex, interval 1, probability 0, space 0, times 0 [ 38.745197] RIP: 0033:0x7f5ae3e60dd4 [ 38.768588] Code: 84 00 00 00 00 00 44 89 54 24 0c e8 e6 fb ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 18 fc ff ff 8b 44 [ 38.787495] RSP: 002b:00007f5ae3e2fe60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 [ 38.795205] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5ae3e60dd4 [ 38.802467] RDX: 0000000000000001 RSI: 00007f5ae3e2fee0 RDI: 00000000ffffff9c [ 38.809730] RBP: 00007f5ae3e2fee0 R08: 0000000000000000 R09: 0000000000000033 [ 38.816987] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001 [ 38.824244] R13: 00007f5ae3e30300 R14: 0000000000000001 R15: 0000000000022000 [ 38.831552] CPU: 1 PID: 8177 Comm: syz-executor414 Tainted: G D 4.19.211-syzkaller #0 [ 38.835665] ---[ end trace 0fc364ad2bb8f69b ]--- [ 38.840947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 38.840951] Call Trace: [ 38.840981] dump_stack+0x1fc/0x2ef [ 38.840995] should_fail.cold+0xa/0xf [ 38.841013] ? setup_fault_attr+0x200/0x200 [ 38.845897] RIP: 0010:__device_attach+0xaa/0x470 [ 38.855090] ? futex_wait_queue_me+0x404/0x5e0 [ 38.855104] ? __lock_acquire+0x6de/0x3ff0 [ 38.855114] ? pi_state_update_owner+0x450/0x450 [ 38.855127] get_futex_key+0xb38/0x1640 [ 38.855142] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 38.855156] futex_wake+0xe4/0x480 [ 38.858277] Code: e8 03 42 80 3c 20 00 0f 85 77 03 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 65 08 49 8d bc 24 d0 00 00 00 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 06 0f 8e 42 03 00 00 45 0f b6 b4 24 d0 00 00 [ 38.861424] ? get_futex_key+0x1640/0x1640 [ 38.861453] do_futex+0x2ca/0x1880 [ 38.861471] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 38.865739] RSP: 0018:ffff8880954e7a40 EFLAGS: 00010202 [ 38.869726] ? __fdget_pos+0x26f/0x310 [ 38.869742] ? futex_exit_release+0x220/0x220 [ 38.869757] ? ksys_write+0x241/0x2a0 [ 38.874788] RAX: dffffc0000000000 RBX: 1ffff11012a9cf49 RCX: 0000000000000000 [ 38.879061] ? lock_downgrade+0x720/0x720 [ 38.879072] ? lock_acquire+0x170/0x3c0 [ 38.879085] ? __fget+0x94/0x510 [ 38.883930] RDX: 000000000000001a RSI: 0000000000000008 RDI: 00000000000000d0 [ 38.888040] ? __fget+0x356/0x510 [ 38.888056] __se_sys_futex+0x28f/0x3b0 [ 38.888071] ? do_futex+0x1880/0x1880 [ 38.892122] RBP: ffff8880ae83c4f0 R08: 0000000000000000 R09: ffffed1015d078aa [ 38.896699] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 38.896713] ? trace_hardirqs_off_caller+0x6e/0x210 [ 38.896729] do_syscall_64+0xf9/0x620 [ 38.896743] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.896752] RIP: 0033:0x7f5ae3eac0f9 [ 38.896763] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 38.896768] RSP: 002b:00007f5ae3e0f2f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 38.901487] R10: ffff8880ae83c557 R11: 0000000000000000 R12: 0000000000000000 [ 38.919180] RAX: ffffffffffffffda RBX: 00007f5ae3f294e8 RCX: 00007f5ae3eac0f9 [ 38.919186] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f5ae3f294ec [ 38.919193] RBP: 00007f5ae3f294e0 R08: 0000000000000033 R09: 0000000000000033 [ 38.919199] R10: 0000000000000033 R11: 0000000000000246 R12: 00007f5ae3ef63a4 [ 38.919206] R13: 00007f5ae3e0f300 R14: 0000000000000001 R15: 0000000000022000 [ 39.087576] R13: ffff8880954e7c0c R14: 00000000fffffff0 R15: ffff8880ae83c550 [ 39.095484] FS: 00007f5ae3e51700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 39.104135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.110099] CR2: 00007f5ae3ef5398 CR3: 00000000aac65000 CR4: 00000000003406e0 [ 39.117702] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.125409] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.132995] Kernel panic - not syncing: Fatal exception [ 39.138577] Kernel Offset: disabled [ 39.142194] Rebooting in 86400 seconds..