Warning: Permanently added '10.128.1.76' (ECDSA) to the list of known hosts. syzkaller login: [ 36.820163] IPVS: ftp: loaded support on port[0] = 21 [ 36.920999] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 36.933337] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.948306] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 36.961582] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 36.972064] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 36.985938] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 36.996326] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.008642] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program [ 37.155274] FAULT_INJECTION: forcing a failure. [ 37.155274] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 37.175790] CPU: 1 PID: 8177 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 37.186719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 37.203637] Call Trace: [ 37.207082] dump_stack+0x1fc/0x2ef [ 37.215039] should_fail.cold+0xa/0xf [ 37.225764] ? setup_fault_attr+0x200/0x200 [ 37.232917] ? mark_held_locks+0xf0/0xf0 [ 37.238053] __alloc_pages_nodemask+0x239/0x2890 [ 37.246069] ? __cpu_to_node+0x7b/0xa0 [ 37.253284] ? mark_held_locks+0xf0/0xf0 [ 37.264591] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 37.277213] ? __lock_acquire+0x6de/0x3ff0 [ 37.283054] ? try_to_wake_up+0x733/0x1050 [ 37.289753] ? __lock_acquire+0x6de/0x3ff0 [ 37.296458] cache_grow_begin+0xa4/0x8a0 [ 37.303868] ? setup_fault_attr+0x200/0x200 [ 37.310099] cache_alloc_refill+0x273/0x340 [ 37.316866] __kmalloc+0x362/0x3c0 [ 37.320697] ? tty_buffer_alloc+0x23f/0x2a0 [ 37.325219] tty_buffer_alloc+0x23f/0x2a0 [ 37.331842] __tty_buffer_request_room+0x156/0x2a0 [ 37.337519] tty_insert_flip_string_fixed_flag+0x93/0x250 [ 37.346560] ? do_raw_spin_lock+0xcb/0x220 [ 37.352940] pty_write+0x126/0x1f0 [ 37.357290] ? trace_hardirqs_off+0x64/0x200 [ 37.362503] tty_put_char+0x122/0x150 [ 37.367480] ? dev_match_devt+0x90/0x90 [ 37.372790] ? tty_buffer_space_avail+0x7e/0xb0 [ 37.378025] ? pty_write_room+0xbe/0xe0 [ 37.385828] ? ptmx_open+0x350/0x350 [ 37.390790] __process_echoes+0x577/0x9f0 [ 37.395062] ? mark_held_locks+0xa6/0xf0 [ 37.399663] process_echoes+0xf9/0x1c0 [ 37.404228] n_tty_set_termios+0x718/0xe10 [ 37.409837] ? process_echoes+0x1c0/0x1c0 [ 37.414249] tty_set_termios+0x5eb/0x830 [ 37.420053] ? tty_wait_until_sent+0x530/0x530 [ 37.425188] set_termios.part.0+0x2b1/0x4c0 [ 37.431117] ? set_termiox+0x2e0/0x2e0 [ 37.436505] ? lock_acquire+0x170/0x3c0 [ 37.440556] tty_mode_ioctl+0x916/0xb60 [ 37.445578] ? get_termio+0x2d0/0x2d0 [ 37.450594] ? __ldsem_down_read_nested+0xd2/0x780 [ 37.456138] ? __ldsem_down_read_nested+0xe3/0x780 [ 37.462902] ? __ldsem_down_write_nested+0x8a0/0x8a0 [ 37.470635] ? _kstrtoull+0x297/0x540 [ 37.475430] n_tty_ioctl_helper+0x55/0x3a0 [ 37.482169] n_tty_ioctl+0x56/0x360 [ 37.487093] tty_ioctl+0x65d/0x1630 [ 37.493233] ? n_tty_poll+0x8f0/0x8f0 [ 37.499573] ? tty_fasync+0x300/0x300 [ 37.503563] ? get_pid_task+0xf4/0x190 [ 37.507636] ? mark_held_locks+0xf0/0xf0 [ 37.512216] ? proc_fail_nth_write+0x95/0x1d0 [ 37.518633] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.523985] ? __fdget_pos+0x26f/0x310 [ 37.528751] ? ksys_write+0x241/0x2a0 [ 37.535017] ? tty_fasync+0x300/0x300 [ 37.540219] do_vfs_ioctl+0xcdb/0x12e0 [ 37.544782] ? lock_downgrade+0x720/0x720 [ 37.550210] ? check_preemption_disabled+0x41/0x280 [ 37.558120] ? ioctl_preallocate+0x200/0x200 [ 37.563214] ? __fget+0x356/0x510 [ 37.567385] ? do_dup2+0x450/0x450 [ 37.571504] ? vfs_write+0x393/0x540 [ 37.576038] ? fput+0x2b/0x190 [ 37.580000] ksys_ioctl+0x9b/0xc0 [ 37.584109] __x64_sys_ioctl+0x6f/0xb0 [ 37.588737] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 37.593765] do_syscall_64+0xf9/0x620 [ 37.598229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.604477] RIP: 0033:0x7fccd001bcd9 [ 37.608657] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 37.631798] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 37.643391] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 37.652588] RDX: 0000000020000000 RSI: 0000000000005402 RDI: 0000000000000003 [ 37.660729] RBP: 00007fcccf7a12f0 R08: 0000000000000001 R09: 0000000000000032 [ 37.670378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 37.678786] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 37.688531] [ 37.688535] ====================================================== [ 37.688539] WARNING: possible circular locking dependency detected [ 37.688542] 4.19.211-syzkaller #0 Not tainted [ 37.688546] ------------------------------------------------------ [ 37.688550] syz-executor113/8177 is trying to acquire lock: [ 37.688552] 00000000e71af0d6 (console_owner){....}, at: console_unlock+0x3a9/0x1110 [ 37.688563] [ 37.688566] but task is already holding lock: [ 37.688569] 000000008c333337 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xf4/0x1f0 [ 37.688579] [ 37.688582] which lock already depends on the new lock. [ 37.688584] [ 37.688586] [ 37.688590] the existing dependency chain (in reverse order) is: [ 37.688592] [ 37.688593] -> #2 (&(&port->lock)->rlock){-.-.}: [ 37.688604] tty_port_tty_get+0x1d/0x80 [ 37.688607] tty_port_default_wakeup+0x11/0x40 [ 37.688610] serial8250_tx_chars+0x490/0xaf0 [ 37.688614] serial8250_handle_irq.part.0+0x31f/0x3d0 [ 37.688618] serial8250_default_handle_irq+0xae/0x220 [ 37.688622] serial8250_interrupt+0x101/0x240 [ 37.688625] __handle_irq_event_percpu+0x27e/0x8e0 [ 37.688629] handle_irq_event+0x102/0x290 [ 37.688633] handle_edge_irq+0x260/0xcf0 [ 37.688636] handle_irq+0x35/0x50 [ 37.688639] do_IRQ+0x93/0x1c0 [ 37.688642] ret_from_intr+0x0/0x1e [ 37.688645] _raw_spin_unlock_irqrestore+0xa3/0xe0 [ 37.688648] uart_write+0x3bb/0x6f0 [ 37.688651] do_output_char+0x5de/0x850 [ 37.688654] n_tty_write+0x46e/0xff0 [ 37.688658] tty_write+0x496/0x810 [ 37.688661] redirected_tty_write+0xaa/0xb0 [ 37.688664] do_iter_write+0x461/0x5d0 [ 37.688668] vfs_writev+0x153/0x2e0 [ 37.688671] do_writev+0x136/0x330 [ 37.688673] do_syscall_64+0xf9/0x620 [ 37.688677] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.688678] [ 37.688680] -> #1 (&port_lock_key){-.-.}: [ 37.688690] serial8250_console_write+0x90e/0xb70 [ 37.688693] console_unlock+0xbb6/0x1110 [ 37.688696] vprintk_emit+0x2d1/0x740 [ 37.688699] vprintk_func+0x79/0x180 [ 37.688701] printk+0xba/0xed [ 37.688704] register_console+0x87f/0xc90 [ 37.688708] univ8250_console_init+0x3a/0x46 [ 37.688710] console_init+0x4cb/0x718 [ 37.688713] start_kernel+0x686/0x911 [ 37.688716] secondary_startup_64+0xa4/0xb0 [ 37.688718] [ 37.688719] -> #0 (console_owner){....}: [ 37.688729] console_unlock+0x411/0x1110 [ 37.688732] vprintk_emit+0x2d1/0x740 [ 37.688734] vprintk_func+0x79/0x180 [ 37.688737] printk+0xba/0xed [ 37.688739] should_fail+0x66b/0x7b0 [ 37.688743] __alloc_pages_nodemask+0x239/0x2890 [ 37.688746] cache_grow_begin+0xa4/0x8a0 [ 37.688749] cache_alloc_refill+0x273/0x340 [ 37.688752] __kmalloc+0x362/0x3c0 [ 37.688755] tty_buffer_alloc+0x23f/0x2a0 [ 37.688759] __tty_buffer_request_room+0x156/0x2a0 [ 37.688764] tty_insert_flip_string_fixed_flag+0x93/0x250 [ 37.688767] pty_write+0x126/0x1f0 [ 37.688770] tty_put_char+0x122/0x150 [ 37.688774] __process_echoes+0x577/0x9f0 [ 37.688778] process_echoes+0xf9/0x1c0 [ 37.688782] n_tty_set_termios+0x718/0xe10 [ 37.688785] tty_set_termios+0x5eb/0x830 [ 37.688789] set_termios.part.0+0x2b1/0x4c0 [ 37.688793] tty_mode_ioctl+0x916/0xb60 [ 37.688796] n_tty_ioctl_helper+0x55/0x3a0 [ 37.688798] n_tty_ioctl+0x56/0x360 [ 37.688801] tty_ioctl+0x65d/0x1630 [ 37.688804] do_vfs_ioctl+0xcdb/0x12e0 [ 37.688807] ksys_ioctl+0x9b/0xc0 [ 37.688810] __x64_sys_ioctl+0x6f/0xb0 [ 37.688813] do_syscall_64+0xf9/0x620 [ 37.688816] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.688818] [ 37.688821] other info that might help us debug this: [ 37.688823] [ 37.688825] Chain exists of: [ 37.688826] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 37.688839] [ 37.688842] Possible unsafe locking scenario: [ 37.688844] [ 37.688846] CPU0 CPU1 [ 37.688850] ---- ---- [ 37.688852] lock(&(&port->lock)->rlock); [ 37.688859] lock(&port_lock_key); [ 37.688866] lock(&(&port->lock)->rlock); [ 37.688872] lock(console_owner); [ 37.688877] [ 37.688880] *** DEADLOCK *** [ 37.688882] [ 37.688886] 6 locks held by syz-executor113/8177: [ 37.688888] #0: 00000000127f56f4 (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 [ 37.688901] #1: 0000000098e7f3e0 (&o_tty->termios_rwsem/1){++++}, at: tty_set_termios+0xec/0x830 [ 37.688916] #2: 00000000f8fbb73e (&tty->ldisc_sem){++++}, at: tty_ldisc_ref+0x1d/0x80 [ 37.688927] #3: 000000004347077b (&ldata->output_lock){+.+.}, at: process_echoes+0xaf/0x1c0 [ 37.688940] #4: 000000008c333337 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xf4/0x1f0 [ 37.688952] #5: 000000000ee139bf (console_lock){+.+.}, at: vprintk_func+0x79/0x180 [ 37.688973] [ 37.688975] stack backtrace: [ 37.688980] CPU: 1 PID: 8177 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 37.688986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 37.688988] Call Trace: [ 37.688991] dump_stack+0x1fc/0x2ef [ 37.688995] print_circular_bug.constprop.0.cold+0x2d7/0x41e [ 37.688998] __lock_acquire+0x30c9/0x3ff0 [ 37.689001] ? mark_held_locks+0xf0/0xf0 [ 37.689003] ? snprintf+0xf0/0xf0 [ 37.689007] ? console_unlock+0x3ec/0x1110 [ 37.689009] lock_acquire+0x170/0x3c0 [ 37.689012] ? console_unlock+0x3a9/0x1110 [ 37.689015] console_unlock+0x411/0x1110 [ 37.689018] ? console_unlock+0x3a9/0x1110 [ 37.689021] vprintk_emit+0x2d1/0x740 [ 37.689024] vprintk_func+0x79/0x180 [ 37.689026] printk+0xba/0xed [ 37.689029] ? log_store.cold+0x16/0x16 [ 37.689032] ? __lock_acquire+0x6de/0x3ff0 [ 37.689035] ? mark_held_locks+0xf0/0xf0 [ 37.689038] ? ___ratelimit+0x319/0x590 [ 37.689041] should_fail+0x66b/0x7b0 [ 37.689044] ? setup_fault_attr+0x200/0x200 [ 37.689047] ? mark_held_locks+0xf0/0xf0 [ 37.689050] __alloc_pages_nodemask+0x239/0x2890 [ 37.689053] ? __cpu_to_node+0x7b/0xa0 [ 37.689056] ? mark_held_locks+0xf0/0xf0 [ 37.689059] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 37.689062] ? __lock_acquire+0x6de/0x3ff0 [ 37.689065] ? try_to_wake_up+0x733/0x1050 [ 37.689068] ? __lock_acquire+0x6de/0x3ff0 [ 37.689071] cache_grow_begin+0xa4/0x8a0 [ 37.689074] ? setup_fault_attr+0x200/0x200 [ 37.689077] cache_alloc_refill+0x273/0x340 [ 37.689079] __kmalloc+0x362/0x3c0 [ 37.689082] ? tty_buffer_alloc+0x23f/0x2a0 [ 37.689085] tty_buffer_alloc+0x23f/0x2a0 [ 37.689088] __tty_buffer_request_room+0x156/0x2a0 [ 37.689092] tty_insert_flip_string_fixed_flag+0x93/0x250 [ 37.689095] ? do_raw_spin_lock+0xcb/0x220 [ 37.689097] pty_write+0x126/0x1f0 [ 37.689100] ? trace_hardirqs_off+0x64/0x200 [ 37.689103] tty_put_char+0x122/0x150 [ 37.689106] ? dev_match_devt+0x90/0x90 [ 37.689109] ? tty_buffer_space_avail+0x7e/0xb0 [ 37.689112] ? pty_write_room+0xbe/0xe0 [ 37.689115] ? ptmx_open+0x350/0x350 [ 37.689118] __process_echoes+0x577/0x9f0 [ 37.689120] ? mark_held_locks+0xa6/0xf0 [ 37.689123] process_echoes+0xf9/0x1c0 [ 37.689126] n_tty_set_termios+0x718/0xe10 [ 37.689129] ? process_echoes+0x1c0/0x1c0 [ 37.689132] tty_set_termios+0x5eb/0x830 [ 37.689135] ? tty_wait_until_sent+0x530/0x530 [ 37.689138] set_termios.part.0+0x2b1/0x4c0 [ 37.689141] ? set_termiox+0x2e0/0x2e0 [ 37.689144] ? lock_acquire+0x170/0x3c0 [ 37.689147] tty_mode_ioctl+0x916/0xb60 [ 37.689149] ? get_termio+0x2d0/0x2d0 [ 37.689153] ? __ldsem_down_read_nested+0xd2/0x780 [ 37.689156] ? __ldsem_down_read_nested+0xe3/0x780 [ 37.689159] ? __ldsem_down_write_nested+0x8a0/0x8a0 [ 37.689162] ? _kstrtoull+0x297/0x540 [ 37.689165] n_tty_ioctl_helper+0x55/0x3a0 [ 37.689168] n_tty_ioctl+0x56/0x360 [ 37.689170] tty_ioctl+0x65d/0x1630 [ 37.689173] ? n_tty_poll+0x8f0/0x8f0 [ 37.689176] ? tty_fasync+0x300/0x300 [ 37.689179] ? get_pid_task+0xf4/0x190 [ 37.689182] ? mark_held_locks+0xf0/0xf0 [ 37.689185] ? proc_fail_nth_write+0x95/0x1d0 [ 37.689188] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 37.689191] ? __fdget_pos+0x26f/0x310 [ 37.689193] ? ksys_write+0x241/0x2a0 [ 37.689196] ? tty_fasync+0x300/0x300 [ 37.689199] do_vfs_ioctl+0xcdb/0x12e0 [ 37.689202] ? lock_downgrade+0x720/0x720 [ 37.689205] ? check_preemption_disabled+0x41/0x280 [ 37.689208] ? ioctl_preallocate+0x200/0x200 [ 37.689211] ? __fget+0x356/0x510 [ 37.689214] ? do_dup2+0x450/0x450 [ 37.689216] ? vfs_write+0x393/0x540 [ 37.689219] ? fput+0x2b/0x190 [ 37.689221] ksys_ioctl+0x9b/0xc0 [ 37.689224] __x64_sys_ioctl+0x6f/0xb0 [ 37.689227] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 37.689230] do_syscall_64+0xf9/0x620 [ 37.689233] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.689236] RIP: 0033:0x7fccd001bcd9 [ 37.689245] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 37.689248] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 37.689255] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 37.689260] RDX: 0000000020000000 RSI: 0000000000005402 RDI: 0000000000000003 [ 37.689264] RBP: 00007fcccf7a12f0 R08: 0000000000000001 R09: 0000000000000032 [ 37.689268] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 executing program [ 37.689272] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 38.923345] Bluetooth: hci0: command 0x0409 tx timeout [ 39.015156] FAULT_INJECTION: forcing a failure. [ 39.015156] name fail_futex, interval 1, probability 0, space 0, times 1 [ 39.033783] CPU: 1 PID: 8182 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 39.044919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.057251] Call Trace: [ 39.060205] dump_stack+0x1fc/0x2ef [ 39.065353] should_fail.cold+0xa/0xf [ 39.070457] ? lock_downgrade+0x720/0x720 [ 39.076957] ? setup_fault_attr+0x200/0x200 [ 39.083852] ? __update_load_avg_se+0x5ec/0xa00 [ 39.090170] get_futex_key+0xb38/0x1640 [ 39.095075] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 39.101386] ? check_preempt_wakeup+0x34a/0x8c0 [ 39.107238] futex_wait_setup+0xc3/0x300 [ 39.112798] ? futex_wake+0x480/0x480 [ 39.117944] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 39.124590] ? try_to_wake_up+0x733/0x1050 [ 39.129902] futex_wait+0x1c5/0x610 [ 39.133991] ? futex_wait_setup+0x300/0x300 [ 39.138732] ? wake_up_q+0x93/0xe0 [ 39.143915] ? drop_futex_key_refs+0x6f/0xe0 [ 39.149681] ? futex_wake+0x159/0x480 [ 39.156490] ? ldsem_up_read+0x45/0x80 [ 39.160641] ? tty_ioctl+0x3c2/0x1630 [ 39.164773] ? n_tty_poll+0x8f0/0x8f0 [ 39.168799] do_futex+0x268/0x1880 [ 39.172783] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 39.178471] ? __fdget_pos+0x26f/0x310 [ 39.182765] ? futex_exit_release+0x220/0x220 [ 39.188729] ? __vfs_write+0xff/0x770 [ 39.193063] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 39.198995] ? common_file_perm+0x4e5/0x850 [ 39.204749] ? do_vfs_ioctl+0x110/0x12e0 [ 39.209372] ? lock_downgrade+0x720/0x720 [ 39.215971] ? lock_acquire+0x170/0x3c0 [ 39.220289] ? ioctl_preallocate+0x200/0x200 [ 39.225544] ? __fget+0x356/0x510 [ 39.229519] __se_sys_futex+0x28f/0x3b0 [ 39.233927] ? do_futex+0x1880/0x1880 [ 39.239417] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 39.249943] ? trace_hardirqs_off_caller+0x6e/0x210 [ 39.258057] do_syscall_64+0xf9/0x620 [ 39.265385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 39.272504] RIP: 0033:0x7fccd001bcd9 [ 39.278726] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 39.312345] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 39.324998] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 39.335995] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 39.345002] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 39.355267] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 executing program [ 39.364194] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 39.447273] FAULT_INJECTION: forcing a failure. [ 39.447273] name fail_futex, interval 1, probability 0, space 0, times 0 [ 39.462157] CPU: 1 PID: 8185 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 39.474668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.486961] Call Trace: [ 39.490651] dump_stack+0x1fc/0x2ef [ 39.496513] should_fail.cold+0xa/0xf [ 39.501163] ? setup_fault_attr+0x200/0x200 [ 39.506998] ? __update_load_avg_se+0x5ec/0xa00 [ 39.513075] ? mark_held_locks+0xf0/0xf0 [ 39.518290] get_futex_key+0xb38/0x1640 [ 39.524112] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 39.532118] ? check_preemption_disabled+0x41/0x280 [ 39.539538] ? trace_hardirqs_off+0x64/0x200 [ 39.545719] futex_wait_setup+0xc3/0x300 [ 39.553153] ? futex_wake+0x480/0x480 [ 39.558961] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 39.565403] ? try_to_wake_up+0x733/0x1050 [ 39.570200] futex_wait+0x1c5/0x610 [ 39.577941] ? futex_wait_setup+0x300/0x300 [ 39.584102] ? wake_up_q+0x93/0xe0 [ 39.592528] ? drop_futex_key_refs+0x6f/0xe0 [ 39.598934] ? futex_wake+0x159/0x480 [ 39.604744] ? ldsem_up_read+0x45/0x80 [ 39.609241] ? tty_ioctl+0x3c2/0x1630 [ 39.615155] ? n_tty_poll+0x8f0/0x8f0 [ 39.620112] do_futex+0x268/0x1880 [ 39.624774] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 39.631383] ? __fdget_pos+0x26f/0x310 [ 39.637392] ? futex_exit_release+0x220/0x220 [ 39.644050] ? __vfs_write+0xff/0x770 [ 39.651126] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 39.659858] ? common_file_perm+0x4e5/0x850 [ 39.666363] ? do_vfs_ioctl+0x110/0x12e0 [ 39.672522] ? lock_downgrade+0x720/0x720 [ 39.678323] ? lock_acquire+0x170/0x3c0 [ 39.684335] ? ioctl_preallocate+0x200/0x200 [ 39.690764] ? __fget+0x356/0x510 [ 39.696028] __se_sys_futex+0x28f/0x3b0 [ 39.702700] ? do_futex+0x1880/0x1880 [ 39.707687] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 39.715876] ? trace_hardirqs_off_caller+0x6e/0x210 [ 39.721439] do_syscall_64+0xf9/0x620 [ 39.728505] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 39.736716] RIP: 0033:0x7fccd001bcd9 [ 39.742693] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 39.772833] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 39.785089] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 executing program [ 39.797164] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 39.808889] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 39.818372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 39.828780] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 39.922794] FAULT_INJECTION: forcing a failure. [ 39.922794] name fail_futex, interval 1, probability 0, space 0, times 0 [ 39.943161] CPU: 0 PID: 8188 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 39.955786] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.967683] Call Trace: [ 39.971125] dump_stack+0x1fc/0x2ef [ 39.975828] should_fail.cold+0xa/0xf [ 39.980203] ? setup_fault_attr+0x200/0x200 [ 39.984786] ? find_next_bit+0x105/0x130 [ 39.989395] ? mark_held_locks+0xf0/0xf0 [ 39.996063] get_futex_key+0xb38/0x1640 [ 40.002600] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 40.010685] ? check_preempt_wakeup+0x34a/0x8c0 [ 40.020539] futex_wait_setup+0xc3/0x300 [ 40.027843] ? futex_wake+0x480/0x480 [ 40.032443] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 40.041652] ? try_to_wake_up+0x733/0x1050 [ 40.046779] futex_wait+0x1c5/0x610 [ 40.051856] ? futex_wait_setup+0x300/0x300 [ 40.058067] ? wake_up_q+0x93/0xe0 [ 40.061695] ? drop_futex_key_refs+0x6f/0xe0 [ 40.066925] ? futex_wake+0x159/0x480 [ 40.072226] ? ldsem_up_read+0x45/0x80 [ 40.078317] ? tty_ioctl+0x3c2/0x1630 [ 40.085070] ? n_tty_poll+0x8f0/0x8f0 [ 40.092052] do_futex+0x268/0x1880 [ 40.098293] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 40.107524] ? __fdget_pos+0x26f/0x310 [ 40.113696] ? futex_exit_release+0x220/0x220 [ 40.121087] ? __vfs_write+0xff/0x770 [ 40.125557] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 40.134652] ? common_file_perm+0x4e5/0x850 [ 40.140674] ? do_vfs_ioctl+0x110/0x12e0 [ 40.146035] ? lock_downgrade+0x720/0x720 [ 40.153131] ? lock_acquire+0x170/0x3c0 [ 40.159101] ? ioctl_preallocate+0x200/0x200 [ 40.166287] ? __fget+0x356/0x510 [ 40.170340] __se_sys_futex+0x28f/0x3b0 [ 40.175597] ? do_futex+0x1880/0x1880 [ 40.179921] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 40.189487] ? trace_hardirqs_off_caller+0x6e/0x210 [ 40.197099] do_syscall_64+0xf9/0x620 [ 40.203967] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 40.213468] RIP: 0033:0x7fccd001bcd9 [ 40.219046] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 40.252234] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 40.263876] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 executing program [ 40.273054] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 40.283059] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 40.294622] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 40.305965] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 40.395574] FAULT_INJECTION: forcing a failure. [ 40.395574] name fail_futex, interval 1, probability 0, space 0, times 0 [ 40.412392] CPU: 0 PID: 8191 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 40.422527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 40.437726] Call Trace: [ 40.442690] dump_stack+0x1fc/0x2ef [ 40.448197] should_fail.cold+0xa/0xf [ 40.455213] ? setup_fault_attr+0x200/0x200 [ 40.461094] ? __update_load_avg_se+0x5ec/0xa00 [ 40.468792] ? mark_held_locks+0xf0/0xf0 [ 40.475178] get_futex_key+0xb38/0x1640 [ 40.481705] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 40.490346] ? check_preemption_disabled+0x41/0x280 [ 40.498455] futex_wait_setup+0xc3/0x300 [ 40.504596] ? futex_wake+0x480/0x480 [ 40.509632] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 40.519384] ? try_to_wake_up+0x733/0x1050 [ 40.526156] futex_wait+0x1c5/0x610 [ 40.531783] ? futex_wait_setup+0x300/0x300 [ 40.537470] ? wake_up_q+0x93/0xe0 [ 40.541227] ? drop_futex_key_refs+0x6f/0xe0 [ 40.548957] ? futex_wake+0x159/0x480 [ 40.555010] ? ldsem_up_read+0x45/0x80 [ 40.560053] ? tty_ioctl+0x3c2/0x1630 [ 40.564793] ? n_tty_poll+0x8f0/0x8f0 [ 40.571322] do_futex+0x268/0x1880 [ 40.578353] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 40.585613] ? __fdget_pos+0x26f/0x310 [ 40.592657] ? futex_exit_release+0x220/0x220 [ 40.599426] ? __vfs_write+0xff/0x770 [ 40.604300] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 40.613792] ? common_file_perm+0x4e5/0x850 [ 40.619690] ? do_vfs_ioctl+0x110/0x12e0 [ 40.624692] ? lock_downgrade+0x720/0x720 [ 40.631055] ? lock_acquire+0x170/0x3c0 [ 40.637149] ? ioctl_preallocate+0x200/0x200 [ 40.642402] ? __fget+0x356/0x510 [ 40.646350] __se_sys_futex+0x28f/0x3b0 [ 40.653319] ? do_futex+0x1880/0x1880 [ 40.660209] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 40.667265] ? trace_hardirqs_off_caller+0x6e/0x210 [ 40.673834] do_syscall_64+0xf9/0x620 [ 40.679305] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 40.685387] RIP: 0033:0x7fccd001bcd9 [ 40.691561] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 40.718764] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 40.729980] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 executing program [ 40.741085] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 40.752130] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 40.762571] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 40.772854] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 40.852296] FAULT_INJECTION: forcing a failure. [ 40.852296] name fail_futex, interval 1, probability 0, space 0, times 0 [ 40.867751] CPU: 0 PID: 8194 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 40.877885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 40.890888] Call Trace: [ 40.895444] dump_stack+0x1fc/0x2ef [ 40.899792] should_fail.cold+0xa/0xf [ 40.905945] ? setup_fault_attr+0x200/0x200 [ 40.914839] get_futex_key+0xb38/0x1640 [ 40.919696] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 40.928712] ? lock_downgrade+0x720/0x720 [ 40.936387] ? __ldsem_down_write_nested+0x8a0/0x8a0 [ 40.943486] futex_wake+0xe4/0x480 [ 40.949362] ? get_futex_key+0x1640/0x1640 [ 40.955222] ? ldsem_up_read+0x45/0x80 [ 40.961011] ? tty_ioctl+0x3c2/0x1630 [ 40.964994] ? n_tty_poll+0x8f0/0x8f0 [ 40.970291] do_futex+0x2ca/0x1880 [ 40.976153] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 40.983049] ? __fdget_pos+0x26f/0x310 [ 40.989418] ? futex_exit_release+0x220/0x220 [ 40.996048] ? __vfs_write+0xff/0x770 [ 41.002314] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 41.010331] ? common_file_perm+0x4e5/0x850 [ 41.016561] ? do_vfs_ioctl+0x110/0x12e0 [ 41.022580] ? lock_downgrade+0x720/0x720 [ 41.028622] ? lock_acquire+0x170/0x3c0 [ 41.034532] ? ioctl_preallocate+0x200/0x200 [ 41.041440] ? __fget+0x356/0x510 [ 41.045659] __se_sys_futex+0x28f/0x3b0 [ 41.053044] ? do_futex+0x1880/0x1880 [ 41.058726] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 41.069396] ? trace_hardirqs_off_caller+0x6e/0x210 [ 41.078246] do_syscall_64+0xf9/0x620 [ 41.082887] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 41.091737] RIP: 0033:0x7fccd001bcd9 [ 41.097136] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 41.122656] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 41.134377] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 41.147644] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fccd00a325c [ 41.161972] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 41.172759] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fccd00a3258 [ 41.185165] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 executing program [ 41.202431] Bluetooth: hci0: command 0x041b tx timeout [ 41.285455] FAULT_INJECTION: forcing a failure. [ 41.285455] name fail_futex, interval 1, probability 0, space 0, times 0 [ 41.301125] CPU: 1 PID: 8197 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 41.311123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 41.322879] Call Trace: [ 41.327403] dump_stack+0x1fc/0x2ef [ 41.334562] should_fail.cold+0xa/0xf [ 41.340361] ? setup_fault_attr+0x200/0x200 [ 41.346086] ? __update_load_avg_se+0x5ec/0xa00 [ 41.353449] ? mark_held_locks+0xf0/0xf0 [ 41.357944] get_futex_key+0xb38/0x1640 [ 41.362522] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 41.370389] ? check_preemption_disabled+0x41/0x280 [ 41.377919] ? trace_hardirqs_off+0x64/0x200 [ 41.384164] futex_wait_setup+0xc3/0x300 [ 41.390586] ? futex_wake+0x480/0x480 [ 41.396068] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 41.402966] ? try_to_wake_up+0x733/0x1050 [ 41.408759] futex_wait+0x1c5/0x610 [ 41.412978] ? futex_wait_setup+0x300/0x300 [ 41.418326] ? wake_up_q+0x93/0xe0 [ 41.422781] ? drop_futex_key_refs+0x6f/0xe0 [ 41.429896] ? futex_wake+0x159/0x480 [ 41.436812] ? ldsem_up_read+0x45/0x80 [ 41.441772] ? tty_ioctl+0x3c2/0x1630 [ 41.446545] ? n_tty_poll+0x8f0/0x8f0 [ 41.451727] do_futex+0x268/0x1880 [ 41.456578] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 41.462471] ? __fdget_pos+0x26f/0x310 [ 41.468240] ? futex_exit_release+0x220/0x220 [ 41.476091] ? __vfs_write+0xff/0x770 [ 41.480937] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 41.488630] ? common_file_perm+0x4e5/0x850 [ 41.495210] ? do_vfs_ioctl+0x110/0x12e0 [ 41.499957] ? lock_downgrade+0x720/0x720 [ 41.506432] ? lock_acquire+0x170/0x3c0 [ 41.512066] ? ioctl_preallocate+0x200/0x200 [ 41.516895] ? __fget+0x356/0x510 [ 41.520905] __se_sys_futex+0x28f/0x3b0 [ 41.527167] ? do_futex+0x1880/0x1880 [ 41.533394] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 41.539999] ? trace_hardirqs_off_caller+0x6e/0x210 [ 41.546818] do_syscall_64+0xf9/0x620 [ 41.551607] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 41.560097] RIP: 0033:0x7fccd001bcd9 [ 41.564123] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 41.585386] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 41.596801] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 41.605893] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 41.617828] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 executing program [ 41.628990] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 41.639906] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 41.714403] FAULT_INJECTION: forcing a failure. [ 41.714403] name fail_futex, interval 1, probability 0, space 0, times 0 [ 41.728428] CPU: 0 PID: 8200 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 41.738483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 41.750521] Call Trace: [ 41.754300] dump_stack+0x1fc/0x2ef [ 41.761490] should_fail.cold+0xa/0xf [ 41.767402] ? setup_fault_attr+0x200/0x200 [ 41.773261] ? __update_load_avg_se+0x5ec/0xa00 [ 41.779254] ? mark_held_locks+0xf0/0xf0 [ 41.783614] get_futex_key+0xb38/0x1640 [ 41.789446] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 41.798159] ? check_preemption_disabled+0x41/0x280 [ 41.807211] futex_wait_setup+0xc3/0x300 [ 41.813440] ? futex_wake+0x480/0x480 [ 41.818635] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 41.824611] ? try_to_wake_up+0x733/0x1050 [ 41.830352] futex_wait+0x1c5/0x610 [ 41.836841] ? futex_wait_setup+0x300/0x300 [ 41.843806] ? wake_up_q+0x93/0xe0 [ 41.849466] ? drop_futex_key_refs+0x6f/0xe0 [ 41.857387] ? futex_wake+0x159/0x480 [ 41.862255] ? ldsem_up_read+0x45/0x80 [ 41.867594] ? tty_ioctl+0x3c2/0x1630 [ 41.873666] ? n_tty_poll+0x8f0/0x8f0 [ 41.878892] do_futex+0x268/0x1880 [ 41.883617] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 41.891379] ? __fdget_pos+0x26f/0x310 [ 41.901655] ? futex_exit_release+0x220/0x220 [ 41.910616] ? __vfs_write+0xff/0x770 [ 41.918698] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 41.925928] ? common_file_perm+0x4e5/0x850 [ 41.933854] ? do_vfs_ioctl+0x110/0x12e0 [ 41.940064] ? lock_downgrade+0x720/0x720 [ 41.946433] ? lock_acquire+0x170/0x3c0 [ 41.950700] ? ioctl_preallocate+0x200/0x200 [ 41.957225] ? __fget+0x356/0x510 [ 41.961150] __se_sys_futex+0x28f/0x3b0 [ 41.966595] ? do_futex+0x1880/0x1880 [ 41.971148] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 41.980572] ? trace_hardirqs_off_caller+0x6e/0x210 [ 41.988388] do_syscall_64+0xf9/0x620 [ 41.994556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.001643] RIP: 0033:0x7fccd001bcd9 [ 42.007933] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 42.034887] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 42.046126] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 42.056578] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 executing program [ 42.066483] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 42.079855] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 42.090278] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 42.174597] FAULT_INJECTION: forcing a failure. [ 42.174597] name fail_futex, interval 1, probability 0, space 0, times 0 [ 42.189342] CPU: 1 PID: 8206 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 42.199916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 42.212816] Call Trace: [ 42.218060] dump_stack+0x1fc/0x2ef [ 42.221962] should_fail.cold+0xa/0xf [ 42.226898] ? setup_fault_attr+0x200/0x200 [ 42.234476] ? __update_load_avg_se+0x5ec/0xa00 [ 42.240003] ? mark_held_locks+0xf0/0xf0 [ 42.245539] get_futex_key+0xb38/0x1640 [ 42.252090] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 42.259533] ? check_preemption_disabled+0x41/0x280 [ 42.265030] ? trace_hardirqs_off+0x64/0x200 [ 42.271217] futex_wait_setup+0xc3/0x300 [ 42.276928] ? futex_wake+0x480/0x480 [ 42.281163] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 42.287483] ? try_to_wake_up+0x733/0x1050 [ 42.294652] futex_wait+0x1c5/0x610 [ 42.298656] ? futex_wait_setup+0x300/0x300 [ 42.303295] ? wake_up_q+0x93/0xe0 [ 42.308048] ? drop_futex_key_refs+0x6f/0xe0 [ 42.315775] ? futex_wake+0x159/0x480 [ 42.320380] ? ldsem_up_read+0x45/0x80 [ 42.324601] ? tty_ioctl+0x3c2/0x1630 [ 42.331391] ? n_tty_poll+0x8f0/0x8f0 [ 42.337489] do_futex+0x268/0x1880 [ 42.341428] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 42.350096] ? __fdget_pos+0x26f/0x310 [ 42.355718] ? futex_exit_release+0x220/0x220 [ 42.362729] ? __vfs_write+0xff/0x770 [ 42.369409] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 42.376593] ? common_file_perm+0x4e5/0x850 [ 42.381620] ? do_vfs_ioctl+0x110/0x12e0 [ 42.386539] ? lock_downgrade+0x720/0x720 [ 42.393482] ? lock_acquire+0x170/0x3c0 [ 42.400959] ? ioctl_preallocate+0x200/0x200 [ 42.406424] ? __fget+0x356/0x510 [ 42.411679] __se_sys_futex+0x28f/0x3b0 [ 42.417541] ? do_futex+0x1880/0x1880 [ 42.422902] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 42.432781] ? trace_hardirqs_off_caller+0x6e/0x210 [ 42.439107] do_syscall_64+0xf9/0x620 [ 42.444630] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.450788] RIP: 0033:0x7fccd001bcd9 [ 42.456237] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 42.484458] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 42.497338] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 42.505472] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 42.517511] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 executing program [ 42.527523] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 42.539263] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 42.617083] FAULT_INJECTION: forcing a failure. [ 42.617083] name fail_futex, interval 1, probability 0, space 0, times 0 [ 42.631115] CPU: 0 PID: 8209 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 42.640376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 42.656805] Call Trace: [ 42.660454] dump_stack+0x1fc/0x2ef [ 42.664769] should_fail.cold+0xa/0xf [ 42.672234] ? setup_fault_attr+0x200/0x200 [ 42.678792] ? __update_load_avg_se+0x5ec/0xa00 [ 42.685661] ? mark_held_locks+0xf0/0xf0 [ 42.691121] get_futex_key+0xb38/0x1640 [ 42.697577] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 42.703356] ? check_preemption_disabled+0x41/0x280 [ 42.710975] ? trace_hardirqs_off+0x64/0x200 [ 42.717473] futex_wait_setup+0xc3/0x300 [ 42.724041] ? futex_wake+0x480/0x480 [ 42.729188] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 42.736576] ? try_to_wake_up+0x733/0x1050 [ 42.742647] futex_wait+0x1c5/0x610 [ 42.748426] ? futex_wait_setup+0x300/0x300 [ 42.756382] ? wake_up_q+0x93/0xe0 [ 42.761830] ? drop_futex_key_refs+0x6f/0xe0 [ 42.768504] ? futex_wake+0x159/0x480 [ 42.774221] ? ldsem_up_read+0x45/0x80 [ 42.780185] ? tty_ioctl+0x3c2/0x1630 [ 42.785115] ? n_tty_poll+0x8f0/0x8f0 [ 42.789595] do_futex+0x268/0x1880 [ 42.795064] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 42.801219] ? __fdget_pos+0x26f/0x310 [ 42.807029] ? futex_exit_release+0x220/0x220 [ 42.813224] ? __vfs_write+0xff/0x770 [ 42.818991] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 42.824454] ? common_file_perm+0x4e5/0x850 [ 42.830978] ? do_vfs_ioctl+0x110/0x12e0 [ 42.836635] ? lock_downgrade+0x720/0x720 [ 42.841587] ? lock_acquire+0x170/0x3c0 [ 42.845849] ? ioctl_preallocate+0x200/0x200 [ 42.853196] ? __fget+0x356/0x510 [ 42.857103] __se_sys_futex+0x28f/0x3b0 [ 42.861979] ? do_futex+0x1880/0x1880 [ 42.866378] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 42.877610] ? trace_hardirqs_off_caller+0x6e/0x210 [ 42.884174] do_syscall_64+0xf9/0x620 [ 42.888699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 42.896351] RIP: 0033:0x7fccd001bcd9 [ 42.900648] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 42.923644] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 42.934082] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 42.942412] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 42.951382] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 executing program [ 42.961666] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 42.975357] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 43.051903] FAULT_INJECTION: forcing a failure. [ 43.051903] name fail_futex, interval 1, probability 0, space 0, times 0 [ 43.069813] CPU: 0 PID: 8212 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 43.080729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 43.097584] Call Trace: [ 43.102227] dump_stack+0x1fc/0x2ef [ 43.108651] should_fail.cold+0xa/0xf [ 43.113465] ? setup_fault_attr+0x200/0x200 [ 43.119454] ? __update_load_avg_se+0x5ec/0xa00 [ 43.124452] ? mark_held_locks+0xf0/0xf0 [ 43.130520] get_futex_key+0xb38/0x1640 [ 43.136389] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 43.141826] ? check_preemption_disabled+0x41/0x280 [ 43.148335] ? trace_hardirqs_off+0x64/0x200 [ 43.156381] futex_wait_setup+0xc3/0x300 [ 43.162884] ? futex_wake+0x480/0x480 [ 43.168716] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 43.176490] ? try_to_wake_up+0x733/0x1050 [ 43.181230] futex_wait+0x1c5/0x610 [ 43.186428] ? futex_wait_setup+0x300/0x300 [ 43.192882] ? wake_up_q+0x93/0xe0 [ 43.197270] ? drop_futex_key_refs+0x6f/0xe0 [ 43.203087] ? futex_wake+0x159/0x480 [ 43.209899] ? ldsem_up_read+0x45/0x80 [ 43.215999] ? tty_ioctl+0x3c2/0x1630 [ 43.220102] ? n_tty_poll+0x8f0/0x8f0 [ 43.225601] do_futex+0x268/0x1880 [ 43.230837] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 43.239506] ? __fdget_pos+0x26f/0x310 [ 43.243836] ? futex_exit_release+0x220/0x220 [ 43.249086] ? __vfs_write+0xff/0x770 [ 43.253774] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 43.259758] ? common_file_perm+0x4e5/0x850 [ 43.264605] ? do_vfs_ioctl+0x110/0x12e0 [ 43.270701] ? lock_downgrade+0x720/0x720 [ 43.271553] Bluetooth: hci0: command 0x040f tx timeout [ 43.275200] ? lock_acquire+0x170/0x3c0 [ 43.286058] ? ioctl_preallocate+0x200/0x200 [ 43.292026] ? __fget+0x356/0x510 [ 43.296713] __se_sys_futex+0x28f/0x3b0 [ 43.302756] ? do_futex+0x1880/0x1880 [ 43.308097] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 43.315610] ? trace_hardirqs_off_caller+0x6e/0x210 [ 43.322366] do_syscall_64+0xf9/0x620 [ 43.327104] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.338650] RIP: 0033:0x7fccd001bcd9 [ 43.344772] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 43.370164] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 43.381451] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 executing program [ 43.393413] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 43.405216] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 43.418027] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 43.428364] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 43.501702] FAULT_INJECTION: forcing a failure. [ 43.501702] name fail_futex, interval 1, probability 0, space 0, times 0 [ 43.516388] CPU: 1 PID: 8215 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 43.525653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 43.538755] Call Trace: [ 43.541725] dump_stack+0x1fc/0x2ef [ 43.546848] should_fail.cold+0xa/0xf [ 43.552948] ? setup_fault_attr+0x200/0x200 [ 43.558275] get_futex_key+0xb38/0x1640 [ 43.562502] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 43.568363] ? lock_downgrade+0x720/0x720 [ 43.574749] ? __ldsem_down_write_nested+0x8a0/0x8a0 [ 43.583208] futex_wake+0xe4/0x480 [ 43.587949] ? get_futex_key+0x1640/0x1640 [ 43.594105] ? ldsem_up_read+0x45/0x80 [ 43.598779] ? tty_ioctl+0x3c2/0x1630 [ 43.603112] ? n_tty_poll+0x8f0/0x8f0 [ 43.608779] do_futex+0x2ca/0x1880 [ 43.614661] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 43.621397] ? __fdget_pos+0x26f/0x310 [ 43.627338] ? futex_exit_release+0x220/0x220 [ 43.633446] ? __vfs_write+0xff/0x770 [ 43.638122] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 43.644207] ? common_file_perm+0x4e5/0x850 [ 43.650925] ? do_vfs_ioctl+0x110/0x12e0 [ 43.656825] ? lock_downgrade+0x720/0x720 [ 43.662423] ? lock_acquire+0x170/0x3c0 [ 43.667250] ? ioctl_preallocate+0x200/0x200 [ 43.674342] ? __fget+0x356/0x510 [ 43.680028] __se_sys_futex+0x28f/0x3b0 [ 43.684596] ? do_futex+0x1880/0x1880 [ 43.691525] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 43.698863] ? trace_hardirqs_off_caller+0x6e/0x210 [ 43.704799] do_syscall_64+0xf9/0x620 [ 43.711649] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.718217] RIP: 0033:0x7fccd001bcd9 [ 43.722962] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 43.747609] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 43.757176] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 43.766437] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fccd00a325c [ 43.777652] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 43.788836] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fccd00a3258 executing program [ 43.798343] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 43.883849] FAULT_INJECTION: forcing a failure. [ 43.883849] name fail_futex, interval 1, probability 0, space 0, times 0 [ 43.898411] CPU: 0 PID: 8218 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 43.908951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 43.922448] Call Trace: [ 43.925252] dump_stack+0x1fc/0x2ef [ 43.930012] should_fail.cold+0xa/0xf [ 43.936822] ? setup_fault_attr+0x200/0x200 [ 43.944316] ? __update_load_avg_se+0x5ec/0xa00 [ 43.949425] ? mark_held_locks+0xf0/0xf0 [ 43.955303] get_futex_key+0xb38/0x1640 [ 43.959821] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 43.965313] ? check_preemption_disabled+0x41/0x280 [ 43.972578] futex_wait_setup+0xc3/0x300 [ 43.977021] ? futex_wake+0x480/0x480 [ 43.982385] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 43.991621] ? try_to_wake_up+0x733/0x1050 [ 43.996540] futex_wait+0x1c5/0x610 [ 44.000989] ? futex_wait_setup+0x300/0x300 [ 44.005956] ? wake_up_q+0x93/0xe0 [ 44.013589] ? drop_futex_key_refs+0x6f/0xe0 [ 44.020936] ? futex_wake+0x159/0x480 [ 44.025220] ? ldsem_up_read+0x45/0x80 [ 44.029705] ? tty_ioctl+0x3c2/0x1630 [ 44.034018] ? n_tty_poll+0x8f0/0x8f0 [ 44.038374] do_futex+0x268/0x1880 [ 44.043317] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 44.049113] ? __fdget_pos+0x26f/0x310 [ 44.054506] ? futex_exit_release+0x220/0x220 [ 44.059807] ? __vfs_write+0xff/0x770 [ 44.063717] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 44.069464] ? common_file_perm+0x4e5/0x850 [ 44.075760] ? do_vfs_ioctl+0x110/0x12e0 [ 44.081177] ? lock_downgrade+0x720/0x720 [ 44.086193] ? lock_acquire+0x170/0x3c0 [ 44.093327] ? ioctl_preallocate+0x200/0x200 [ 44.099655] ? __fget+0x356/0x510 [ 44.104074] __se_sys_futex+0x28f/0x3b0 [ 44.109365] ? do_futex+0x1880/0x1880 [ 44.114993] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 44.120788] ? trace_hardirqs_off_caller+0x6e/0x210 [ 44.127644] do_syscall_64+0xf9/0x620 [ 44.133671] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.139368] RIP: 0033:0x7fccd001bcd9 [ 44.144941] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 executing program [ 44.175095] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 44.186075] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 44.198035] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 44.206237] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 44.216799] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 44.224834] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 44.311886] FAULT_INJECTION: forcing a failure. [ 44.311886] name fail_futex, interval 1, probability 0, space 0, times 0 [ 44.326762] CPU: 1 PID: 8221 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 44.338237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 44.350618] Call Trace: [ 44.353759] dump_stack+0x1fc/0x2ef [ 44.358523] should_fail.cold+0xa/0xf [ 44.363004] ? setup_fault_attr+0x200/0x200 [ 44.368746] ? __update_load_avg_se+0x5ec/0xa00 [ 44.376983] ? mark_held_locks+0xf0/0xf0 [ 44.382213] get_futex_key+0xb38/0x1640 [ 44.386913] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 44.393468] ? check_preemption_disabled+0x41/0x280 [ 44.400004] ? trace_hardirqs_off+0x64/0x200 [ 44.405020] futex_wait_setup+0xc3/0x300 [ 44.410543] ? futex_wake+0x480/0x480 [ 44.414910] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 44.420779] ? try_to_wake_up+0x733/0x1050 [ 44.427395] futex_wait+0x1c5/0x610 [ 44.432650] ? futex_wait_setup+0x300/0x300 [ 44.438643] ? wake_up_q+0x93/0xe0 [ 44.444553] ? drop_futex_key_refs+0x6f/0xe0 [ 44.451578] ? futex_wake+0x159/0x480 [ 44.457179] ? ldsem_up_read+0x45/0x80 [ 44.462553] ? tty_ioctl+0x3c2/0x1630 [ 44.468738] ? n_tty_poll+0x8f0/0x8f0 [ 44.474124] do_futex+0x268/0x1880 [ 44.480891] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 44.487522] ? __fdget_pos+0x26f/0x310 [ 44.494325] ? futex_exit_release+0x220/0x220 [ 44.499689] ? __vfs_write+0xff/0x770 [ 44.503834] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 44.509669] ? common_file_perm+0x4e5/0x850 [ 44.515008] ? do_vfs_ioctl+0x110/0x12e0 [ 44.520407] ? lock_downgrade+0x720/0x720 [ 44.525210] ? lock_acquire+0x170/0x3c0 [ 44.531512] ? ioctl_preallocate+0x200/0x200 [ 44.539069] ? __fget+0x356/0x510 [ 44.542917] __se_sys_futex+0x28f/0x3b0 [ 44.550716] ? do_futex+0x1880/0x1880 [ 44.556099] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 44.563486] ? trace_hardirqs_off_caller+0x6e/0x210 [ 44.570497] do_syscall_64+0xf9/0x620 [ 44.575536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.581552] RIP: 0033:0x7fccd001bcd9 [ 44.585623] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 44.614355] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 44.623420] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 44.635495] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 44.644028] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 44.654642] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 executing program [ 44.663667] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 44.737195] FAULT_INJECTION: forcing a failure. [ 44.737195] name fail_futex, interval 1, probability 0, space 0, times 0 [ 44.752331] CPU: 0 PID: 8224 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 44.763405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 44.775269] Call Trace: [ 44.778859] dump_stack+0x1fc/0x2ef [ 44.783299] should_fail.cold+0xa/0xf [ 44.789211] ? lock_downgrade+0x720/0x720 [ 44.796009] ? setup_fault_attr+0x200/0x200 [ 44.801165] ? __update_load_avg_se+0x5ec/0xa00 [ 44.807789] get_futex_key+0xb38/0x1640 [ 44.814740] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 44.820543] futex_wait_setup+0xc3/0x300 [ 44.825233] ? futex_wake+0x480/0x480 [ 44.830462] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 44.837205] ? try_to_wake_up+0x733/0x1050 [ 44.843525] futex_wait+0x1c5/0x610 [ 44.848860] ? futex_wait_setup+0x300/0x300 [ 44.854033] ? wake_up_q+0x93/0xe0 [ 44.859431] ? drop_futex_key_refs+0x6f/0xe0 [ 44.865198] ? futex_wake+0x159/0x480 [ 44.872092] ? ldsem_up_read+0x45/0x80 [ 44.877179] ? tty_ioctl+0x3c2/0x1630 [ 44.883589] ? n_tty_poll+0x8f0/0x8f0 [ 44.888847] do_futex+0x268/0x1880 [ 44.894355] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 44.902166] ? __fdget_pos+0x26f/0x310 [ 44.907144] ? futex_exit_release+0x220/0x220 [ 44.913352] ? __vfs_write+0xff/0x770 [ 44.917802] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 44.923726] ? common_file_perm+0x4e5/0x850 [ 44.929731] ? do_vfs_ioctl+0x110/0x12e0 [ 44.935270] ? lock_downgrade+0x720/0x720 [ 44.940603] ? lock_acquire+0x170/0x3c0 [ 44.945569] ? ioctl_preallocate+0x200/0x200 [ 44.951027] ? __fget+0x356/0x510 [ 44.956716] __se_sys_futex+0x28f/0x3b0 [ 44.966049] ? do_futex+0x1880/0x1880 [ 44.971081] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 44.978452] ? trace_hardirqs_off_caller+0x6e/0x210 [ 44.986200] do_syscall_64+0xf9/0x620 [ 44.991946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 44.998833] RIP: 0033:0x7fccd001bcd9 [ 45.003170] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 45.031441] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 45.041939] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 45.051541] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 45.061701] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 45.072617] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 executing program [ 45.082316] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 45.159253] FAULT_INJECTION: forcing a failure. [ 45.159253] name fail_futex, interval 1, probability 0, space 0, times 0 [ 45.175578] CPU: 0 PID: 8227 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 45.184322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 45.197101] Call Trace: [ 45.199867] dump_stack+0x1fc/0x2ef [ 45.203775] should_fail.cold+0xa/0xf [ 45.210732] ? setup_fault_attr+0x200/0x200 [ 45.217315] get_futex_key+0xb38/0x1640 [ 45.222979] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 45.230051] ? lock_downgrade+0x720/0x720 [ 45.236489] ? __ldsem_down_write_nested+0x8a0/0x8a0 [ 45.242767] futex_wake+0xe4/0x480 [ 45.248703] ? get_futex_key+0x1640/0x1640 [ 45.255365] ? ldsem_up_read+0x45/0x80 [ 45.261025] ? tty_ioctl+0x3c2/0x1630 [ 45.265122] ? n_tty_poll+0x8f0/0x8f0 [ 45.270093] do_futex+0x2ca/0x1880 [ 45.276408] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 45.282806] ? __fdget_pos+0x26f/0x310 [ 45.288642] ? futex_exit_release+0x220/0x220 [ 45.295681] ? __vfs_write+0xff/0x770 [ 45.302973] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 45.310820] ? common_file_perm+0x4e5/0x850 [ 45.317870] ? do_vfs_ioctl+0x110/0x12e0 [ 45.322476] ? lock_downgrade+0x720/0x720 [ 45.328533] ? lock_acquire+0x170/0x3c0 [ 45.334954] ? ioctl_preallocate+0x200/0x200 [ 45.341978] ? __fget+0x356/0x510 [ 45.346838] __se_sys_futex+0x28f/0x3b0 [ 45.350624] Bluetooth: hci0: command 0x0419 tx timeout [ 45.352610] ? do_futex+0x1880/0x1880 [ 45.352630] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 45.371439] ? trace_hardirqs_off_caller+0x6e/0x210 [ 45.377284] do_syscall_64+0xf9/0x620 [ 45.381652] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.389786] RIP: 0033:0x7fccd001bcd9 [ 45.394013] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 45.426510] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 45.438095] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 45.447148] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fccd00a325c executing program [ 45.458492] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 45.472107] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fccd00a3258 [ 45.482349] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 45.555273] FAULT_INJECTION: forcing a failure. [ 45.555273] name fail_futex, interval 1, probability 0, space 0, times 0 [ 45.569384] CPU: 1 PID: 8232 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 45.580482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 45.593599] Call Trace: [ 45.597115] dump_stack+0x1fc/0x2ef [ 45.603129] should_fail.cold+0xa/0xf [ 45.607862] ? setup_fault_attr+0x200/0x200 [ 45.614321] get_futex_key+0xb38/0x1640 [ 45.619009] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 45.624580] ? lock_downgrade+0x720/0x720 [ 45.631188] ? __ldsem_down_write_nested+0x8a0/0x8a0 [ 45.638674] futex_wake+0xe4/0x480 [ 45.642467] ? get_futex_key+0x1640/0x1640 [ 45.647401] ? ldsem_up_read+0x45/0x80 [ 45.651709] ? tty_ioctl+0x3c2/0x1630 [ 45.656645] ? n_tty_poll+0x8f0/0x8f0 [ 45.661897] do_futex+0x2ca/0x1880 [ 45.666662] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 45.675669] ? __fdget_pos+0x26f/0x310 [ 45.682066] ? futex_exit_release+0x220/0x220 [ 45.687958] ? __vfs_write+0xff/0x770 [ 45.693229] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 45.700868] ? common_file_perm+0x4e5/0x850 [ 45.706712] ? do_vfs_ioctl+0x110/0x12e0 [ 45.712265] ? lock_downgrade+0x720/0x720 [ 45.719942] ? lock_acquire+0x170/0x3c0 [ 45.724773] ? ioctl_preallocate+0x200/0x200 [ 45.732220] ? __fget+0x356/0x510 [ 45.737628] __se_sys_futex+0x28f/0x3b0 [ 45.742130] ? do_futex+0x1880/0x1880 [ 45.749429] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 45.757977] ? trace_hardirqs_off_caller+0x6e/0x210 [ 45.764258] do_syscall_64+0xf9/0x620 [ 45.770514] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 45.777575] RIP: 0033:0x7fccd001bcd9 [ 45.783474] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 45.811793] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 45.824295] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 45.835330] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fccd00a325c [ 45.844344] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 executing program [ 45.856274] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fccd00a3258 [ 45.865576] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 45.943222] FAULT_INJECTION: forcing a failure. [ 45.943222] name fail_futex, interval 1, probability 0, space 0, times 0 [ 45.958231] CPU: 0 PID: 8235 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 45.969884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 45.982853] Call Trace: [ 45.988514] dump_stack+0x1fc/0x2ef [ 45.992569] should_fail.cold+0xa/0xf [ 45.997425] ? setup_fault_attr+0x200/0x200 [ 46.003599] ? __update_load_avg_se+0x5ec/0xa00 [ 46.010093] ? mark_held_locks+0xf0/0xf0 [ 46.015299] get_futex_key+0xb38/0x1640 [ 46.020012] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 46.027055] ? check_preemption_disabled+0x41/0x280 [ 46.032850] futex_wait_setup+0xc3/0x300 [ 46.037362] ? futex_wake+0x480/0x480 [ 46.042370] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 46.048148] ? try_to_wake_up+0x733/0x1050 [ 46.052556] futex_wait+0x1c5/0x610 [ 46.057015] ? futex_wait_setup+0x300/0x300 [ 46.061449] ? wake_up_q+0x93/0xe0 [ 46.065076] ? drop_futex_key_refs+0x6f/0xe0 [ 46.070767] ? futex_wake+0x159/0x480 [ 46.074694] ? ldsem_up_read+0x45/0x80 [ 46.079376] ? tty_ioctl+0x3c2/0x1630 [ 46.083893] ? n_tty_poll+0x8f0/0x8f0 [ 46.088532] do_futex+0x268/0x1880 [ 46.092607] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.098104] ? __fdget_pos+0x26f/0x310 [ 46.102505] ? futex_exit_release+0x220/0x220 [ 46.109869] ? __vfs_write+0xff/0x770 [ 46.114391] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.119644] ? common_file_perm+0x4e5/0x850 [ 46.124622] ? do_vfs_ioctl+0x110/0x12e0 [ 46.131657] ? lock_downgrade+0x720/0x720 [ 46.137145] ? lock_acquire+0x170/0x3c0 [ 46.142412] ? ioctl_preallocate+0x200/0x200 [ 46.148680] ? __fget+0x356/0x510 [ 46.153860] __se_sys_futex+0x28f/0x3b0 [ 46.158849] ? do_futex+0x1880/0x1880 [ 46.167067] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.174870] ? trace_hardirqs_off_caller+0x6e/0x210 [ 46.181461] do_syscall_64+0xf9/0x620 [ 46.185825] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.194709] RIP: 0033:0x7fccd001bcd9 [ 46.199233] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 46.221879] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 46.234425] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 executing program [ 46.243302] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 46.256427] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 46.266854] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 46.277445] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 46.351843] FAULT_INJECTION: forcing a failure. [ 46.351843] name fail_futex, interval 1, probability 0, space 0, times 0 [ 46.367408] CPU: 1 PID: 8238 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 46.379064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 46.390899] Call Trace: [ 46.394669] dump_stack+0x1fc/0x2ef [ 46.398583] should_fail.cold+0xa/0xf [ 46.402917] ? setup_fault_attr+0x200/0x200 [ 46.408862] get_futex_key+0xb38/0x1640 [ 46.414780] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 46.421591] ? lock_downgrade+0x720/0x720 [ 46.426925] ? __ldsem_down_write_nested+0x8a0/0x8a0 [ 46.435766] futex_wake+0xe4/0x480 [ 46.439859] ? get_futex_key+0x1640/0x1640 [ 46.446086] ? ldsem_up_read+0x45/0x80 [ 46.452499] ? tty_ioctl+0x3c2/0x1630 [ 46.459838] ? n_tty_poll+0x8f0/0x8f0 [ 46.465236] do_futex+0x2ca/0x1880 [ 46.469975] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.477292] ? __fdget_pos+0x26f/0x310 [ 46.483382] ? futex_exit_release+0x220/0x220 [ 46.490196] ? __vfs_write+0xff/0x770 [ 46.494838] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.501132] ? common_file_perm+0x4e5/0x850 [ 46.506173] ? do_vfs_ioctl+0x110/0x12e0 [ 46.512126] ? lock_downgrade+0x720/0x720 [ 46.517230] ? lock_acquire+0x170/0x3c0 [ 46.521789] ? ioctl_preallocate+0x200/0x200 [ 46.528678] ? __fget+0x356/0x510 [ 46.534593] __se_sys_futex+0x28f/0x3b0 [ 46.539262] ? do_futex+0x1880/0x1880 [ 46.544068] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.551084] ? trace_hardirqs_off_caller+0x6e/0x210 [ 46.557437] do_syscall_64+0xf9/0x620 [ 46.562404] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.569519] RIP: 0033:0x7fccd001bcd9 [ 46.573492] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 46.599568] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 46.609027] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 46.618209] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fccd00a325c [ 46.626871] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 46.638294] R10: 0000000000000001 R11: 0000000000000246 R12: 00007fccd00a3258 executing program [ 46.648349] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 46.721408] FAULT_INJECTION: forcing a failure. [ 46.721408] name fail_futex, interval 1, probability 0, space 0, times 0 [ 46.736730] CPU: 0 PID: 8241 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 46.746936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 46.760306] Call Trace: [ 46.764189] dump_stack+0x1fc/0x2ef [ 46.769620] should_fail.cold+0xa/0xf [ 46.774335] ? setup_fault_attr+0x200/0x200 [ 46.781890] ? __update_load_avg_se+0x5ec/0xa00 [ 46.787924] ? mark_held_locks+0xf0/0xf0 [ 46.793703] get_futex_key+0xb38/0x1640 [ 46.799746] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 46.804898] ? check_preemption_disabled+0x41/0x280 [ 46.813316] futex_wait_setup+0xc3/0x300 [ 46.818380] ? futex_wake+0x480/0x480 [ 46.822518] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 46.829336] ? try_to_wake_up+0x733/0x1050 [ 46.836034] futex_wait+0x1c5/0x610 [ 46.840148] ? futex_wait_setup+0x300/0x300 [ 46.846227] ? wake_up_q+0x93/0xe0 [ 46.851242] ? drop_futex_key_refs+0x6f/0xe0 [ 46.856146] ? futex_wake+0x159/0x480 [ 46.860825] ? ldsem_up_read+0x45/0x80 [ 46.865153] ? tty_ioctl+0x3c2/0x1630 [ 46.870272] ? n_tty_poll+0x8f0/0x8f0 [ 46.875062] do_futex+0x268/0x1880 [ 46.879464] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.885590] ? __fdget_pos+0x26f/0x310 [ 46.891058] ? futex_exit_release+0x220/0x220 [ 46.899041] ? __vfs_write+0xff/0x770 [ 46.903242] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 46.909571] ? common_file_perm+0x4e5/0x850 [ 46.915408] ? do_vfs_ioctl+0x110/0x12e0 [ 46.920277] ? lock_downgrade+0x720/0x720 [ 46.924904] ? lock_acquire+0x170/0x3c0 [ 46.929704] ? ioctl_preallocate+0x200/0x200 [ 46.937251] ? __fget+0x356/0x510 [ 46.941062] __se_sys_futex+0x28f/0x3b0 [ 46.946309] ? do_futex+0x1880/0x1880 [ 46.952691] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 46.960853] ? trace_hardirqs_off_caller+0x6e/0x210 [ 46.967442] do_syscall_64+0xf9/0x620 [ 46.973521] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.981137] RIP: 0033:0x7fccd001bcd9 [ 46.985512] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 47.016842] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 47.027777] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 47.038163] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 47.049745] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 47.059863] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 executing program [ 47.068962] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 47.143524] FAULT_INJECTION: forcing a failure. [ 47.143524] name fail_futex, interval 1, probability 0, space 0, times 0 [ 47.160221] CPU: 1 PID: 8244 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 47.169437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 47.181473] Call Trace: [ 47.184544] dump_stack+0x1fc/0x2ef [ 47.188794] should_fail.cold+0xa/0xf [ 47.194390] ? lock_downgrade+0x720/0x720 [ 47.199738] ? setup_fault_attr+0x200/0x200 [ 47.204655] ? __update_load_avg_se+0x5ec/0xa00 [ 47.212015] get_futex_key+0xb38/0x1640 [ 47.216865] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 47.221726] ? check_preempt_wakeup+0x34a/0x8c0 [ 47.229261] futex_wait_setup+0xc3/0x300 [ 47.234876] ? futex_wake+0x480/0x480 [ 47.240613] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 47.246707] ? try_to_wake_up+0x733/0x1050 [ 47.253208] futex_wait+0x1c5/0x610 [ 47.257998] ? futex_wait_setup+0x300/0x300 [ 47.263471] ? wake_up_q+0x93/0xe0 [ 47.267102] ? drop_futex_key_refs+0x6f/0xe0 [ 47.273432] ? futex_wake+0x159/0x480 [ 47.278294] ? ldsem_up_read+0x45/0x80 [ 47.283229] ? tty_ioctl+0x3c2/0x1630 [ 47.288752] ? n_tty_poll+0x8f0/0x8f0 [ 47.294376] do_futex+0x268/0x1880 [ 47.299979] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 47.306319] ? __fdget_pos+0x26f/0x310 [ 47.312565] ? futex_exit_release+0x220/0x220 [ 47.317782] ? __vfs_write+0xff/0x770 [ 47.322337] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 47.329562] ? common_file_perm+0x4e5/0x850 [ 47.336534] ? do_vfs_ioctl+0x110/0x12e0 [ 47.342709] ? lock_downgrade+0x720/0x720 [ 47.347540] ? lock_acquire+0x170/0x3c0 [ 47.352105] ? ioctl_preallocate+0x200/0x200 [ 47.359496] ? __fget+0x356/0x510 [ 47.363068] __se_sys_futex+0x28f/0x3b0 [ 47.367960] ? do_futex+0x1880/0x1880 [ 47.374793] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 47.382030] ? trace_hardirqs_off_caller+0x6e/0x210 [ 47.388995] do_syscall_64+0xf9/0x620 [ 47.393062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.401183] RIP: 0033:0x7fccd001bcd9 [ 47.405908] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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 [ 47.429105] RSP: 002b:00007fcccf7a12e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca executing program [ 47.440535] RAX: ffffffffffffffda RBX: 00007fccd00a3250 RCX: 00007fccd001bcd9 [ 47.450119] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fccd00a3258 [ 47.459434] RBP: 00007fcccf7a12f0 R08: 0000000000000032 R09: 0000000000000032 [ 47.468354] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fccd00a3258 [ 47.477172] R13: 0000000020000240 R14: 6d74702f7665642f R15: 0000000000000001 [ 47.548443] FAULT_INJECTION: forcing a failure. [ 47.548443] name fail_futex, interval 1, probability 0, space 0, times 0 [ 47.563065] CPU: 0 PID: 8247 Comm: syz-executor113 Not tainted 4.19.211-syzkaller #0 [ 47.573141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 47.584299] Call Trace: [ 47.587424] dump_stack+0x1fc/0x2ef [ 47.591806] should_fail.cold+0xa/0xf [ 47.598161] ? setup_fault_attr+0x200/0x200 [ 47.603774] ? __update_load_avg_se+0x5ec/0xa00 [ 47.609415] ? mark_held_locks+0xf0/0xf0 [ 47.615796] get_futex_key+0xb38/0x1640 [ 47.621379] ? futex_lock_pi_atomic+0x3c0/0x3c0 [ 47.627350] ? check_preemption_disabled+0x41/0x280 [ 47.632905] futex_wait_setup+0xc3/0x300 [ 47.637491] ? futex_wake+0x480/0x480 [ 47.641730] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 47.648593] ? try_to_wake_up+0x733/0x1050 [ 47.653756] futex_wait+0x1c5/0x610 [ 47.658451] ? futex_wait_setup+0x300/0x300 [ 47.663814] ? wake_up_q+0x93/0xe0 [ 47.669571] ? drop_futex_key_refs+0x6f/0xe0 [ 47.675365] ? futex_wake+0x159/0x480 [ 47.679815] ? ldsem_up_read+0x45/0x80 [ 47.686336] ? tty_ioctl+0x3c2/0x1630 [ 47.690841] ? n_tty_poll+0x8f0/0x8f0 [ 47.695332] do_futex+0x268/0x1880 [ 47.700312] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 47.707914] ? __fdget_pos+0x26f/0x310 [ 47.716885] ? futex_exit_release+0x220/0x220 [ 47.724121] ? __vfs_write+0xff/0x770 [ 47.730736] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 47.737564] ? common_file_perm+0x4e5/0x850 [ 47.742130] ? do_vfs_ioctl+0x110/0x12e0