[ OK ] Started Getty on tty1. [ OK ] Started Getty on tty2. [ 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 '10.128.1.110' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 26.664323] FAULT_INJECTION: forcing a failure. [ 26.664323] name fail_futex, interval 1, probability 0, space 0, times 1 [ 26.675730] CPU: 0 PID: 7997 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 26.683596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 26.692940] Call Trace: [ 26.695524] dump_stack+0x1b2/0x281 [ 26.699146] should_fail.cold+0x10a/0x149 [ 26.703285] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 26.708561] get_futex_key+0x82a/0x11b0 [ 26.712526] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 26.717183] ? lock_downgrade+0x740/0x740 [ 26.721323] futex_wake+0xc6/0x3c0 [ 26.724837] ? get_futex_key+0x11b0/0x11b0 [ 26.729051] do_futex+0x235/0x1570 [ 26.732566] ? tty_fasync+0x2c0/0x2c0 [ 26.737134] ? proc_fail_nth_write+0x7b/0x180 [ 26.741603] ? trace_hardirqs_on+0x10/0x10 [ 26.745812] ? futex_exit_release+0x220/0x220 [ 26.750281] ? fsnotify+0x974/0x11b0 [ 26.753969] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 26.758872] ? debug_check_no_obj_freed+0x2c0/0x680 [ 26.763861] ? tty_fasync+0x2c0/0x2c0 [ 26.767634] ? do_vfs_ioctl+0xe2/0xff0 [ 26.771493] ? lock_acquire+0x170/0x3f0 [ 26.775441] ? ioctl_preallocate+0x1a0/0x1a0 [ 26.779826] SyS_futex+0x1da/0x290 [ 26.783341] ? do_futex+0x1570/0x1570 [ 26.787115] ? security_file_ioctl+0x83/0xb0 [ 26.791501] ? fput_many+0xe/0x140 [ 26.795023] ? do_syscall_64+0x4c/0x640 [ 26.798979] ? do_futex+0x1570/0x1570 [ 26.802768] do_syscall_64+0x1d5/0x640 [ 26.806638] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 26.811886] RIP: 0033:0x7f9c0652fd39 [ 26.815568] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 26.823248] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 26.830497] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 26.837740] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 26.844983] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 26.852227] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 26.934639] FAULT_INJECTION: forcing a failure. [ 26.934639] name fail_futex, interval 1, probability 0, space 0, times 0 [ 26.946046] CPU: 0 PID: 8000 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 26.953904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 26.963241] Call Trace: [ 26.965803] dump_stack+0x1b2/0x281 [ 26.969406] should_fail.cold+0x10a/0x149 [ 26.973528] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 26.978692] get_futex_key+0x82a/0x11b0 [ 26.982642] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 26.987290] ? lock_downgrade+0x740/0x740 [ 26.991422] futex_wake+0xc6/0x3c0 [ 26.994936] ? get_futex_key+0x11b0/0x11b0 [ 26.999161] do_futex+0x235/0x1570 [ 27.002678] ? tty_fasync+0x2c0/0x2c0 [ 27.006465] ? finish_task_switch+0x178/0x610 [ 27.010932] ? finish_task_switch+0x14d/0x610 [ 27.015406] ? __switch_to_asm+0x31/0x60 [ 27.019450] ? entry_SYSCALL_64_after_hwframe+0xd3/0xd3 [ 27.024797] ? trace_hardirqs_on+0x10/0x10 [ 27.029005] ? futex_exit_release+0x220/0x220 [ 27.033475] ? tty_fasync+0x2c0/0x2c0 [ 27.037247] ? do_vfs_ioctl+0xe2/0xff0 [ 27.041108] ? lock_acquire+0x170/0x3f0 [ 27.045066] ? ioctl_preallocate+0x1a0/0x1a0 [ 27.049447] SyS_futex+0x1da/0x290 [ 27.052965] ? do_futex+0x1570/0x1570 [ 27.056750] ? security_file_ioctl+0x83/0xb0 [ 27.061139] ? fput_many+0xe/0x140 [ 27.064657] ? do_syscall_64+0x4c/0x640 [ 27.068611] ? do_futex+0x1570/0x1570 [ 27.072384] do_syscall_64+0x1d5/0x640 [ 27.076253] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 27.081422] RIP: 0033:0x7f9c0652fd39 [ 27.085104] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 27.092785] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 27.100028] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 27.107291] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 27.114540] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 27.121784] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 executing program [ 27.310870] FAULT_INJECTION: forcing a failure. [ 27.310870] name fail_futex, interval 1, probability 0, space 0, times 0 [ 27.322324] CPU: 0 PID: 8003 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 27.330194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 27.339525] Call Trace: [ 27.342100] dump_stack+0x1b2/0x281 [ 27.345702] should_fail.cold+0x10a/0x149 [ 27.350008] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 27.355195] get_futex_key+0x82a/0x11b0 [ 27.359150] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 27.363797] ? lock_downgrade+0x740/0x740 [ 27.367950] futex_wake+0xc6/0x3c0 [ 27.373459] ? get_futex_key+0x11b0/0x11b0 [ 27.377680] do_futex+0x235/0x1570 [ 27.381198] ? tty_fasync+0x2c0/0x2c0 [ 27.384975] ? proc_fail_nth_write+0x7b/0x180 [ 27.389447] ? trace_hardirqs_on+0x10/0x10 [ 27.393666] ? futex_exit_release+0x220/0x220 [ 27.398145] ? fsnotify+0x974/0x11b0 [ 27.401832] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 27.406740] ? debug_check_no_obj_freed+0x2c0/0x680 [ 27.411733] ? tty_fasync+0x2c0/0x2c0 [ 27.415521] ? do_vfs_ioctl+0xe2/0xff0 [ 27.419379] ? lock_acquire+0x170/0x3f0 [ 27.423335] ? ioctl_preallocate+0x1a0/0x1a0 [ 27.427747] SyS_futex+0x1da/0x290 [ 27.431267] ? do_futex+0x1570/0x1570 [ 27.435040] ? security_file_ioctl+0x83/0xb0 [ 27.439429] ? fput_many+0xe/0x140 [ 27.442952] ? do_syscall_64+0x4c/0x640 [ 27.446906] ? do_futex+0x1570/0x1570 [ 27.450679] do_syscall_64+0x1d5/0x640 [ 27.454551] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 27.459720] RIP: 0033:0x7f9c0652fd39 [ 27.463404] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 27.471098] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 27.478344] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 27.485598] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 27.492841] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 27.500085] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 27.569950] FAULT_INJECTION: forcing a failure. [ 27.569950] name fail_futex, interval 1, probability 0, space 0, times 0 [ 27.581364] CPU: 0 PID: 8006 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 27.589225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 27.598552] Call Trace: [ 27.601115] dump_stack+0x1b2/0x281 [ 27.604716] should_fail.cold+0x10a/0x149 [ 27.608843] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 27.614020] get_futex_key+0x82a/0x11b0 [ 27.617970] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 27.622613] ? lock_downgrade+0x740/0x740 [ 27.626736] futex_wake+0xc6/0x3c0 [ 27.630270] ? get_futex_key+0x11b0/0x11b0 [ 27.634492] do_futex+0x235/0x1570 [ 27.638009] ? tty_fasync+0x2c0/0x2c0 [ 27.641798] ? proc_fail_nth_write+0x7b/0x180 [ 27.646273] ? trace_hardirqs_on+0x10/0x10 [ 27.650481] ? futex_exit_release+0x220/0x220 [ 27.654954] ? fsnotify+0x974/0x11b0 [ 27.658642] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 27.663547] ? debug_check_no_obj_freed+0x2c0/0x680 [ 27.668551] ? tty_fasync+0x2c0/0x2c0 [ 27.672324] ? do_vfs_ioctl+0xe2/0xff0 [ 27.676198] ? lock_acquire+0x170/0x3f0 [ 27.680145] ? ioctl_preallocate+0x1a0/0x1a0 [ 27.684535] SyS_futex+0x1da/0x290 [ 27.688049] ? do_futex+0x1570/0x1570 [ 27.691831] ? security_file_ioctl+0x83/0xb0 [ 27.696226] ? fput_many+0xe/0x140 [ 27.699752] ? do_syscall_64+0x4c/0x640 [ 27.703698] ? do_futex+0x1570/0x1570 [ 27.707470] do_syscall_64+0x1d5/0x640 [ 27.711332] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 27.716490] RIP: 0033:0x7f9c0652fd39 executing program [ 27.720182] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 27.727867] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 27.735121] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 27.742361] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 27.749606] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 27.756848] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 27.836371] FAULT_INJECTION: forcing a failure. [ 27.836371] name fail_futex, interval 1, probability 0, space 0, times 0 [ 27.847832] CPU: 1 PID: 8009 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 27.855793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 27.865126] Call Trace: [ 27.867687] dump_stack+0x1b2/0x281 [ 27.871290] should_fail.cold+0x10a/0x149 [ 27.875419] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 27.880580] get_futex_key+0x82a/0x11b0 [ 27.884528] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 27.889180] ? lock_downgrade+0x740/0x740 [ 27.893304] futex_wake+0xc6/0x3c0 [ 27.896821] ? get_futex_key+0x11b0/0x11b0 [ 27.901044] do_futex+0x235/0x1570 [ 27.904555] ? tty_fasync+0x2c0/0x2c0 [ 27.908326] ? proc_fail_nth_write+0x7b/0x180 [ 27.912801] ? trace_hardirqs_on+0x10/0x10 [ 27.917008] ? futex_exit_release+0x220/0x220 [ 27.921477] ? fsnotify+0x974/0x11b0 [ 27.925159] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 27.930093] ? debug_check_no_obj_freed+0x2c0/0x680 [ 27.935091] ? tty_fasync+0x2c0/0x2c0 [ 27.938861] ? do_vfs_ioctl+0xe2/0xff0 [ 27.942718] ? lock_acquire+0x170/0x3f0 [ 27.946662] ? ioctl_preallocate+0x1a0/0x1a0 [ 27.951039] SyS_futex+0x1da/0x290 [ 27.954557] ? do_futex+0x1570/0x1570 [ 27.958326] ? security_file_ioctl+0x83/0xb0 [ 27.962704] ? fput_many+0xe/0x140 [ 27.966224] ? do_syscall_64+0x4c/0x640 [ 27.970174] ? do_futex+0x1570/0x1570 [ 27.974045] do_syscall_64+0x1d5/0x640 [ 27.977988] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 27.983152] RIP: 0033:0x7f9c0652fd39 executing program [ 27.986836] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 27.994526] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 28.001767] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 28.009008] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 28.016259] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 28.023497] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 28.105566] FAULT_INJECTION: forcing a failure. [ 28.105566] name fail_futex, interval 1, probability 0, space 0, times 0 [ 28.116989] CPU: 1 PID: 8012 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 28.124854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 28.134195] Call Trace: [ 28.136771] dump_stack+0x1b2/0x281 [ 28.140386] should_fail.cold+0x10a/0x149 [ 28.144520] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 28.149705] get_futex_key+0x82a/0x11b0 [ 28.153668] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 28.158320] ? lock_downgrade+0x740/0x740 [ 28.162440] futex_wake+0xc6/0x3c0 [ 28.165952] ? get_futex_key+0x11b0/0x11b0 [ 28.170160] do_futex+0x235/0x1570 [ 28.173678] ? tty_fasync+0x2c0/0x2c0 [ 28.177469] ? proc_fail_nth_write+0x7b/0x180 [ 28.181949] ? trace_hardirqs_on+0x10/0x10 [ 28.186176] ? futex_exit_release+0x220/0x220 [ 28.190651] ? fsnotify+0x974/0x11b0 [ 28.194334] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 28.199233] ? debug_check_no_obj_freed+0x2c0/0x680 [ 28.204311] ? tty_fasync+0x2c0/0x2c0 [ 28.208088] ? do_vfs_ioctl+0xe2/0xff0 [ 28.211948] ? lock_acquire+0x170/0x3f0 [ 28.215988] ? ioctl_preallocate+0x1a0/0x1a0 [ 28.220373] SyS_futex+0x1da/0x290 [ 28.223903] ? do_futex+0x1570/0x1570 [ 28.227680] ? security_file_ioctl+0x83/0xb0 [ 28.232061] ? fput_many+0xe/0x140 [ 28.235584] ? do_syscall_64+0x4c/0x640 [ 28.239539] ? do_futex+0x1570/0x1570 [ 28.243327] do_syscall_64+0x1d5/0x640 [ 28.247192] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 28.252357] RIP: 0033:0x7f9c0652fd39 executing program [ 28.256042] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 28.263726] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 28.270979] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 28.278228] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 28.285468] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 28.292714] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 28.372562] FAULT_INJECTION: forcing a failure. [ 28.372562] name fail_futex, interval 1, probability 0, space 0, times 0 [ 28.383969] CPU: 0 PID: 8015 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 28.391822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 28.401238] Call Trace: [ 28.403806] dump_stack+0x1b2/0x281 [ 28.407410] should_fail.cold+0x10a/0x149 [ 28.411528] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 28.416691] get_futex_key+0x82a/0x11b0 [ 28.420639] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 28.425279] ? lock_downgrade+0x740/0x740 [ 28.429399] futex_wake+0xc6/0x3c0 [ 28.432912] ? get_futex_key+0x11b0/0x11b0 [ 28.437119] do_futex+0x235/0x1570 [ 28.440650] ? tty_fasync+0x2c0/0x2c0 [ 28.444436] ? proc_fail_nth_write+0x7b/0x180 [ 28.448919] ? trace_hardirqs_on+0x10/0x10 [ 28.453140] ? futex_exit_release+0x220/0x220 [ 28.457609] ? fsnotify+0x974/0x11b0 [ 28.461295] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 28.466205] ? debug_check_no_obj_freed+0x2c0/0x680 [ 28.471197] ? tty_fasync+0x2c0/0x2c0 [ 28.474969] ? do_vfs_ioctl+0xe2/0xff0 [ 28.478825] ? lock_acquire+0x170/0x3f0 [ 28.482772] ? ioctl_preallocate+0x1a0/0x1a0 [ 28.487239] SyS_futex+0x1da/0x290 [ 28.490750] ? do_futex+0x1570/0x1570 [ 28.494532] ? security_file_ioctl+0x83/0xb0 [ 28.499001] ? fput_many+0xe/0x140 [ 28.502516] ? do_syscall_64+0x4c/0x640 [ 28.506467] ? do_futex+0x1570/0x1570 [ 28.510240] do_syscall_64+0x1d5/0x640 [ 28.514137] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 28.519303] RIP: 0033:0x7f9c0652fd39 executing program [ 28.523003] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 28.530691] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 28.538050] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 28.545295] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 28.552536] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 28.559779] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 28.630343] FAULT_INJECTION: forcing a failure. [ 28.630343] name fail_futex, interval 1, probability 0, space 0, times 0 [ 28.641750] CPU: 0 PID: 8018 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 28.649620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 28.658950] Call Trace: [ 28.661513] dump_stack+0x1b2/0x281 [ 28.665123] should_fail.cold+0x10a/0x149 [ 28.669246] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 28.674418] get_futex_key+0x82a/0x11b0 [ 28.678385] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 28.683130] ? lock_downgrade+0x740/0x740 [ 28.687256] futex_wake+0xc6/0x3c0 [ 28.690775] ? get_futex_key+0x11b0/0x11b0 [ 28.694995] do_futex+0x235/0x1570 [ 28.698521] ? tty_fasync+0x2c0/0x2c0 [ 28.702303] ? proc_fail_nth_write+0x7b/0x180 [ 28.706771] ? trace_hardirqs_on+0x10/0x10 [ 28.710989] ? futex_exit_release+0x220/0x220 [ 28.715471] ? fsnotify+0x974/0x11b0 [ 28.719165] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 28.724069] ? debug_check_no_obj_freed+0x2c0/0x680 [ 28.729062] ? tty_fasync+0x2c0/0x2c0 [ 28.732833] ? do_vfs_ioctl+0xe2/0xff0 [ 28.736695] ? lock_acquire+0x170/0x3f0 [ 28.740642] ? ioctl_preallocate+0x1a0/0x1a0 [ 28.745023] SyS_futex+0x1da/0x290 [ 28.748534] ? do_futex+0x1570/0x1570 [ 28.752308] ? security_file_ioctl+0x83/0xb0 [ 28.756693] ? fput_many+0xe/0x140 [ 28.760230] ? do_syscall_64+0x4c/0x640 [ 28.764174] ? do_futex+0x1570/0x1570 [ 28.767944] do_syscall_64+0x1d5/0x640 [ 28.771813] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 28.776982] RIP: 0033:0x7f9c0652fd39 executing program [ 28.780664] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 28.788351] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 28.795591] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 28.802835] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 28.810093] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 28.817334] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 28.886175] FAULT_INJECTION: forcing a failure. [ 28.886175] name fail_futex, interval 1, probability 0, space 0, times 0 [ 28.897604] CPU: 1 PID: 8021 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 28.905459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 28.914789] Call Trace: [ 28.917358] dump_stack+0x1b2/0x281 [ 28.920957] should_fail.cold+0x10a/0x149 [ 28.925077] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 28.930241] get_futex_key+0x82a/0x11b0 [ 28.934189] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 28.938829] ? lock_downgrade+0x740/0x740 [ 28.942948] futex_wake+0xc6/0x3c0 [ 28.946458] ? get_futex_key+0x11b0/0x11b0 [ 28.950676] do_futex+0x235/0x1570 [ 28.954192] ? tty_fasync+0x2c0/0x2c0 [ 28.957968] ? proc_fail_nth_write+0x7b/0x180 [ 28.962432] ? trace_hardirqs_on+0x10/0x10 [ 28.966636] ? futex_exit_release+0x220/0x220 [ 28.971101] ? fsnotify+0x974/0x11b0 [ 28.974797] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 28.979707] ? debug_check_no_obj_freed+0x2c0/0x680 [ 28.984692] ? tty_fasync+0x2c0/0x2c0 [ 28.988471] ? do_vfs_ioctl+0xe2/0xff0 [ 28.992334] ? lock_acquire+0x170/0x3f0 [ 28.996279] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.000685] SyS_futex+0x1da/0x290 [ 29.004200] ? do_futex+0x1570/0x1570 [ 29.007978] ? security_file_ioctl+0x83/0xb0 [ 29.012372] ? fput_many+0xe/0x140 [ 29.015882] ? do_syscall_64+0x4c/0x640 [ 29.019833] ? do_futex+0x1570/0x1570 [ 29.023614] do_syscall_64+0x1d5/0x640 [ 29.027481] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 29.032648] RIP: 0033:0x7f9c0652fd39 executing program [ 29.036335] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 29.044018] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 29.051275] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 29.058523] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 29.065772] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 29.073019] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 29.157440] FAULT_INJECTION: forcing a failure. [ 29.157440] name fail_futex, interval 1, probability 0, space 0, times 0 [ 29.168961] CPU: 0 PID: 8026 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 29.176834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 29.186173] Call Trace: [ 29.188756] dump_stack+0x1b2/0x281 [ 29.192367] should_fail.cold+0x10a/0x149 [ 29.196488] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 29.201660] get_futex_key+0x82a/0x11b0 [ 29.205650] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 29.210298] ? lock_downgrade+0x740/0x740 [ 29.214444] futex_wake+0xc6/0x3c0 [ 29.217967] ? get_futex_key+0x11b0/0x11b0 [ 29.222195] do_futex+0x235/0x1570 [ 29.225727] ? tty_fasync+0x2c0/0x2c0 [ 29.229501] ? proc_fail_nth_write+0x7b/0x180 [ 29.233969] ? trace_hardirqs_on+0x10/0x10 [ 29.238190] ? futex_exit_release+0x220/0x220 [ 29.242747] ? fsnotify+0x974/0x11b0 [ 29.246434] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.251345] ? debug_check_no_obj_freed+0x2c0/0x680 [ 29.256336] ? tty_fasync+0x2c0/0x2c0 [ 29.260206] ? do_vfs_ioctl+0xe2/0xff0 [ 29.264079] ? lock_acquire+0x170/0x3f0 [ 29.268034] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.272603] SyS_futex+0x1da/0x290 [ 29.276841] ? do_futex+0x1570/0x1570 [ 29.280623] ? security_file_ioctl+0x83/0xb0 [ 29.285026] ? fput_many+0xe/0x140 [ 29.288576] ? do_syscall_64+0x4c/0x640 [ 29.292540] ? do_futex+0x1570/0x1570 [ 29.296321] do_syscall_64+0x1d5/0x640 [ 29.300202] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 29.305381] RIP: 0033:0x7f9c0652fd39 [ 29.309084] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 29.316778] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 29.324037] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 29.331378] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 29.338634] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 29.346232] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 29.423850] FAULT_INJECTION: forcing a failure. [ 29.423850] name fail_futex, interval 1, probability 0, space 0, times 0 [ 29.435265] CPU: 1 PID: 8029 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 29.443134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 29.452477] Call Trace: [ 29.455045] dump_stack+0x1b2/0x281 [ 29.458659] should_fail.cold+0x10a/0x149 [ 29.462783] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 29.467973] get_futex_key+0x82a/0x11b0 [ 29.471932] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 29.476575] ? lock_downgrade+0x740/0x740 [ 29.480705] futex_wake+0xc6/0x3c0 [ 29.484223] ? get_futex_key+0x11b0/0x11b0 [ 29.488451] do_futex+0x235/0x1570 [ 29.491974] ? tty_fasync+0x2c0/0x2c0 [ 29.495749] ? proc_fail_nth_write+0x7b/0x180 [ 29.500220] ? trace_hardirqs_on+0x10/0x10 [ 29.504429] ? futex_exit_release+0x220/0x220 [ 29.508909] ? fsnotify+0x974/0x11b0 [ 29.512599] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.517509] ? debug_check_no_obj_freed+0x2c0/0x680 [ 29.522509] ? tty_fasync+0x2c0/0x2c0 [ 29.526289] ? do_vfs_ioctl+0xe2/0xff0 [ 29.530148] ? lock_acquire+0x170/0x3f0 [ 29.534094] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.538476] SyS_futex+0x1da/0x290 [ 29.542024] ? do_futex+0x1570/0x1570 [ 29.545796] ? security_file_ioctl+0x83/0xb0 [ 29.550176] ? fput_many+0xe/0x140 [ 29.553696] ? do_syscall_64+0x4c/0x640 [ 29.557641] ? do_futex+0x1570/0x1570 [ 29.561417] do_syscall_64+0x1d5/0x640 [ 29.565283] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 29.570451] RIP: 0033:0x7f9c0652fd39 executing program [ 29.574139] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 29.581852] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 29.589183] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 29.596426] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 29.604189] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 29.611437] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 29.695105] FAULT_INJECTION: forcing a failure. [ 29.695105] name fail_futex, interval 1, probability 0, space 0, times 0 [ 29.706867] CPU: 1 PID: 8032 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 29.714732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 29.724069] Call Trace: [ 29.726649] dump_stack+0x1b2/0x281 [ 29.730266] should_fail.cold+0x10a/0x149 [ 29.734399] ? n_tty_receive_buf_common+0x14b2/0x25a0 [ 29.739666] get_futex_key+0x82a/0x11b0 [ 29.743634] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 29.748285] ? lock_downgrade+0x740/0x740 [ 29.752406] futex_wake+0xc6/0x3c0 [ 29.755933] ? get_futex_key+0x11b0/0x11b0 [ 29.760148] do_futex+0x235/0x1570 [ 29.763669] ? tty_fasync+0x2c0/0x2c0 [ 29.767447] ? proc_fail_nth_write+0x7b/0x180 [ 29.771926] ? trace_hardirqs_on+0x10/0x10 [ 29.776145] ? futex_exit_release+0x220/0x220 [ 29.780611] ? fsnotify+0x974/0x11b0 [ 29.784300] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 29.789200] ? debug_check_no_obj_freed+0x2c0/0x680 [ 29.794198] ? tty_fasync+0x2c0/0x2c0 [ 29.798079] ? do_vfs_ioctl+0xe2/0xff0 [ 29.801940] ? lock_acquire+0x170/0x3f0 [ 29.805892] ? ioctl_preallocate+0x1a0/0x1a0 [ 29.810277] SyS_futex+0x1da/0x290 [ 29.813791] ? do_futex+0x1570/0x1570 [ 29.817578] ? security_file_ioctl+0x83/0xb0 [ 29.821957] ? fput_many+0xe/0x140 [ 29.825482] ? do_syscall_64+0x4c/0x640 [ 29.829425] ? do_futex+0x1570/0x1570 [ 29.833210] do_syscall_64+0x1d5/0x640 [ 29.837097] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 29.842260] RIP: 0033:0x7f9c0652fd39 executing program [ 29.845949] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 29.853816] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 29.861061] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 29.868749] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 29.875993] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 29.883236] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 29.957772] FAULT_INJECTION: forcing a failure. [ 29.957772] name failslab, interval 1, probability 0, space 0, times 1 [ 29.969347] CPU: 0 PID: 8035 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 29.977227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 29.986649] Call Trace: [ 29.989212] dump_stack+0x1b2/0x281 [ 29.992810] should_fail.cold+0x10a/0x149 [ 29.996929] ? trace_hardirqs_on+0x10/0x10 [ 30.001135] should_failslab+0xd6/0x130 [ 30.005083] __kmalloc+0x6d/0x400 [ 30.008599] ? tty_buffer_alloc+0xc0/0x270 [ 30.012814] tty_buffer_alloc+0xc0/0x270 [ 30.016846] __tty_buffer_request_room+0x12c/0x290 [ 30.021749] tty_insert_flip_string_fixed_flag+0x8b/0x210 [ 30.027257] tty_insert_flip_string_and_push_buffer+0x3e/0x160 [ 30.033239] pty_write+0xc3/0xf0 [ 30.036585] tty_put_char+0xfe/0x120 [ 30.040283] ? dev_match_devt+0x80/0x80 [ 30.044247] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 30.049691] ? commit_echoes+0x108/0x1e0 [ 30.053734] do_output_char+0x126/0x750 [ 30.057697] __process_echoes+0x313/0x8c0 [ 30.061826] n_tty_receive_buf_common+0x9a3/0x25a0 [ 30.066730] ? n_tty_receive_buf2+0x40/0x40 [ 30.071023] tty_ioctl+0xe8a/0x1430 [ 30.074620] ? tty_fasync+0x2c0/0x2c0 [ 30.078392] ? proc_fail_nth_write+0x7b/0x180 [ 30.082868] ? trace_hardirqs_on+0x10/0x10 [ 30.087074] ? fsnotify+0x974/0x11b0 [ 30.090863] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 30.095785] ? debug_check_no_obj_freed+0x2c0/0x680 [ 30.100774] ? SyS_write+0x1b7/0x210 [ 30.104457] ? tty_fasync+0x2c0/0x2c0 [ 30.108243] do_vfs_ioctl+0x75a/0xff0 [ 30.112167] ? lock_acquire+0x170/0x3f0 [ 30.116120] ? ioctl_preallocate+0x1a0/0x1a0 [ 30.120507] ? __fget+0x265/0x3e0 [ 30.123952] ? do_vfs_ioctl+0xff0/0xff0 [ 30.127899] ? security_file_ioctl+0x83/0xb0 [ 30.132281] SyS_ioctl+0x7f/0xb0 [ 30.135623] ? do_vfs_ioctl+0xff0/0xff0 [ 30.139573] do_syscall_64+0x1d5/0x640 [ 30.143434] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 30.148595] RIP: 0033:0x7f9c0652fd39 [ 30.152291] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 30.159969] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 30.167210] RDX: 0000000020000080 RSI: 0000000000005412 RDI: 0000000000000003 [ 30.174455] RBP: 00007f9c0658519c R08: 0000000000000001 R09: 0000000000000000 [ 30.181705] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9c064c0280 [ 30.188961] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 30.196211] [ 30.196213] ====================================================== [ 30.196214] WARNING: possible circular locking dependency detected [ 30.196216] 4.14.304-syzkaller #0 Not tainted [ 30.196217] ------------------------------------------------------ [ 30.196219] syz-executor389/8035 is trying to acquire lock: [ 30.196219] (console_owner){....}, at: [] console_unlock+0x307/0xf20 [ 30.196223] [ 30.196225] but task is already holding lock: [ 30.196225] (&(&port->lock)->rlock){-.-.}, at: [] tty_insert_flip_string_and_push_buffer+0x2b/0x160 [ 30.196229] [ 30.196231] which lock already depends on the new lock. [ 30.196231] [ 30.196232] [ 30.196234] the existing dependency chain (in reverse order) is: [ 30.196234] [ 30.196235] -> #2 (&(&port->lock)->rlock){-.-.}: [ 30.196239] _raw_spin_lock_irqsave+0x8c/0xc0 [ 30.196240] tty_port_tty_get+0x1d/0x80 [ 30.196241] tty_port_default_wakeup+0x11/0x40 [ 30.196242] serial8250_tx_chars+0x3fe/0xc70 [ 30.196244] serial8250_handle_irq.part.0+0x2c7/0x390 [ 30.196245] serial8250_default_handle_irq+0x8a/0x1f0 [ 30.196247] serial8250_interrupt+0xf3/0x210 [ 30.196248] __handle_irq_event_percpu+0xee/0x7f0 [ 30.196249] handle_irq_event+0xed/0x240 [ 30.196250] handle_edge_irq+0x224/0xc40 [ 30.196251] handle_irq+0x35/0x50 [ 30.196252] do_IRQ+0x93/0x1d0 [ 30.196253] ret_from_intr+0x0/0x1e [ 30.196254] native_safe_halt+0xe/0x10 [ 30.196255] default_idle+0x47/0x370 [ 30.196256] do_idle+0x250/0x3c0 [ 30.196258] cpu_startup_entry+0x14/0x20 [ 30.196259] start_kernel+0x743/0x763 [ 30.196260] secondary_startup_64+0xa5/0xb0 [ 30.196260] [ 30.196261] -> #1 (&port_lock_key){-.-.}: [ 30.196265] _raw_spin_lock_irqsave+0x8c/0xc0 [ 30.196266] serial8250_console_write+0x8cb/0xb40 [ 30.196267] console_unlock+0x99d/0xf20 [ 30.196268] vprintk_emit+0x224/0x620 [ 30.196269] vprintk_func+0x58/0x160 [ 30.196270] printk+0x9e/0xbc [ 30.196272] register_console+0x6f4/0xad0 [ 30.196273] univ8250_console_init+0x2f/0x3a [ 30.196274] console_init+0x46/0x53 [ 30.196275] start_kernel+0x521/0x763 [ 30.196276] secondary_startup_64+0xa5/0xb0 [ 30.196277] [ 30.196277] -> #0 (console_owner){....}: [ 30.196281] lock_acquire+0x170/0x3f0 [ 30.196282] console_unlock+0x36f/0xf20 [ 30.196283] vprintk_emit+0x224/0x620 [ 30.196284] vprintk_func+0x58/0x160 [ 30.196285] printk+0x9e/0xbc [ 30.196286] should_fail.cold+0xdf/0x149 [ 30.196288] should_failslab+0xd6/0x130 [ 30.196289] __kmalloc+0x6d/0x400 [ 30.196290] tty_buffer_alloc+0xc0/0x270 [ 30.196291] __tty_buffer_request_room+0x12c/0x290 [ 30.196293] tty_insert_flip_string_fixed_flag+0x8b/0x210 [ 30.196294] tty_insert_flip_string_and_push_buffer+0x3e/0x160 [ 30.196295] pty_write+0xc3/0xf0 [ 30.196296] tty_put_char+0xfe/0x120 [ 30.196297] do_output_char+0x126/0x750 [ 30.196298] __process_echoes+0x313/0x8c0 [ 30.196300] n_tty_receive_buf_common+0x9a3/0x25a0 [ 30.196301] tty_ioctl+0xe8a/0x1430 [ 30.196302] do_vfs_ioctl+0x75a/0xff0 [ 30.196303] SyS_ioctl+0x7f/0xb0 [ 30.196304] do_syscall_64+0x1d5/0x640 [ 30.196305] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 30.196306] [ 30.196307] other info that might help us debug this: [ 30.196308] [ 30.196309] Chain exists of: [ 30.196309] console_owner --> &port_lock_key --> &(&port->lock)->rlock [ 30.196314] [ 30.196315] Possible unsafe locking scenario: [ 30.196316] [ 30.196317] CPU0 CPU1 [ 30.196318] ---- ---- [ 30.196319] lock(&(&port->lock)->rlock); [ 30.196322] lock(&port_lock_key); [ 30.196324] lock(&(&port->lock)->rlock); [ 30.196327] lock(console_owner); [ 30.196329] [ 30.196329] *** DEADLOCK *** [ 30.196330] [ 30.196331] 6 locks held by syz-executor389/8035: [ 30.196332] #0: (&tty->ldisc_sem){++++}, at: [] tty_ldisc_ref_wait+0x22/0x80 [ 30.196336] #1: (&port->buf.lock/1){+.+.}, at: [] tty_ioctl+0xe20/0x1430 [ 30.196341] #2: (&o_tty->termios_rwsem/1){++++}, at: [] n_tty_receive_buf_common+0x91/0x25a0 [ 30.196346] #3: (&ldata->output_lock){+.+.}, at: [] n_tty_receive_buf_common+0x965/0x25a0 [ 30.196353] #4: (&(&port->lock)->rlock){-.-.}, at: [] tty_insert_flip_string_and_push_buffer+0x2b/0x160 [ 30.196360] #5: (console_lock){+.+.}, at: [] vprintk_func+0x58/0x160 [ 30.196366] [ 30.196368] stack backtrace: [ 30.196371] CPU: 0 PID: 8035 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 30.196375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 30.196377] Call Trace: [ 30.196378] dump_stack+0x1b2/0x281 [ 30.196381] print_circular_bug.constprop.0.cold+0x2d7/0x41e [ 30.196382] __lock_acquire+0x2e0e/0x3f20 [ 30.196384] ? trace_hardirqs_on+0x10/0x10 [ 30.196385] ? snprintf+0xd0/0xd0 [ 30.196386] ? console_unlock+0x34a/0xf20 [ 30.196387] lock_acquire+0x170/0x3f0 [ 30.196389] ? console_unlock+0x307/0xf20 [ 30.196390] console_unlock+0x36f/0xf20 [ 30.196391] ? console_unlock+0x307/0xf20 [ 30.196392] vprintk_emit+0x224/0x620 [ 30.196393] vprintk_func+0x58/0x160 [ 30.196394] printk+0x9e/0xbc [ 30.196395] ? log_store.cold+0x16/0x16 [ 30.196396] ? ___ratelimit+0x2b5/0x510 [ 30.196397] should_fail.cold+0xdf/0x149 [ 30.196398] ? trace_hardirqs_on+0x10/0x10 [ 30.196399] should_failslab+0xd6/0x130 [ 30.196400] __kmalloc+0x6d/0x400 [ 30.196401] ? tty_buffer_alloc+0xc0/0x270 [ 30.196402] tty_buffer_alloc+0xc0/0x270 [ 30.196404] __tty_buffer_request_room+0x12c/0x290 [ 30.196405] tty_insert_flip_string_fixed_flag+0x8b/0x210 [ 30.196407] tty_insert_flip_string_and_push_buffer+0x3e/0x160 [ 30.196407] pty_write+0xc3/0xf0 [ 30.196408] tty_put_char+0xfe/0x120 [ 30.196410] ? dev_match_devt+0x80/0x80 [ 30.196411] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 30.196412] ? commit_echoes+0x108/0x1e0 [ 30.196413] do_output_char+0x126/0x750 [ 30.196414] __process_echoes+0x313/0x8c0 [ 30.196416] n_tty_receive_buf_common+0x9a3/0x25a0 [ 30.196417] ? n_tty_receive_buf2+0x40/0x40 [ 30.196418] tty_ioctl+0xe8a/0x1430 [ 30.196419] ? tty_fasync+0x2c0/0x2c0 [ 30.196420] ? proc_fail_nth_write+0x7b/0x180 [ 30.196421] ? trace_hardirqs_on+0x10/0x10 [ 30.196422] ? fsnotify+0x974/0x11b0 [ 30.196423] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 30.196425] ? debug_check_no_obj_freed+0x2c0/0x680 [ 30.196426] ? SyS_write+0x1b7/0x210 [ 30.196427] ? tty_fasync+0x2c0/0x2c0 [ 30.196428] do_vfs_ioctl+0x75a/0xff0 [ 30.196429] ? lock_acquire+0x170/0x3f0 [ 30.196430] ? ioctl_preallocate+0x1a0/0x1a0 [ 30.196431] ? __fget+0x265/0x3e0 [ 30.196432] ? do_vfs_ioctl+0xff0/0xff0 [ 30.196433] ? security_file_ioctl+0x83/0xb0 [ 30.196434] SyS_ioctl+0x7f/0xb0 [ 30.196435] ? do_vfs_ioctl+0xff0/0xff0 [ 30.196436] do_syscall_64+0x1d5/0x640 [ 30.196438] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 30.196439] RIP: 0033:0x7f9c0652fd39 [ 30.196440] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 30.196443] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 30.196445] RDX: 0000000020000080 RSI: 0000000000005412 RDI: 0000000000000003 [ 30.196446] RBP: 00007f9c0658519c R08: 0000000000000001 R09: 0000000000000000 [ 30.196448] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9c064c0280 [ 30.196450] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 executing program [ 31.051979] FAULT_INJECTION: forcing a failure. [ 31.051979] name fail_futex, interval 1, probability 0, space 0, times 0 [ 31.063459] CPU: 0 PID: 8038 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 31.071310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 31.080644] Call Trace: [ 31.083480] dump_stack+0x1b2/0x281 [ 31.087080] should_fail.cold+0x10a/0x149 [ 31.091199] get_futex_key+0x82a/0x11b0 [ 31.095155] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 31.099795] ? lock_downgrade+0x740/0x740 [ 31.103912] futex_wake+0xc6/0x3c0 [ 31.107423] ? get_futex_key+0x11b0/0x11b0 [ 31.111631] do_futex+0x235/0x1570 [ 31.115144] ? tty_fasync+0x2c0/0x2c0 [ 31.118938] ? proc_fail_nth_write+0x7b/0x180 [ 31.123407] ? trace_hardirqs_on+0x10/0x10 [ 31.127617] ? futex_exit_release+0x220/0x220 [ 31.132099] ? fsnotify+0x974/0x11b0 [ 31.135788] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 31.140796] ? debug_check_no_obj_freed+0x2c0/0x680 [ 31.145871] ? tty_fasync+0x2c0/0x2c0 [ 31.149643] ? do_vfs_ioctl+0xe2/0xff0 [ 31.153500] ? lock_acquire+0x170/0x3f0 [ 31.157446] ? ioctl_preallocate+0x1a0/0x1a0 [ 31.161828] SyS_futex+0x1da/0x290 [ 31.165366] ? do_futex+0x1570/0x1570 [ 31.169150] ? security_file_ioctl+0x83/0xb0 [ 31.173541] ? fput_many+0xe/0x140 [ 31.177055] ? SyS_ioctl+0x5c/0xb0 [ 31.180573] ? do_futex+0x1570/0x1570 [ 31.184356] do_syscall_64+0x1d5/0x640 [ 31.188240] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 31.193413] RIP: 0033:0x7f9c0652fd39 executing program [ 31.197096] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 31.204778] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 31.212020] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 31.219265] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 31.226514] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 31.233758] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 31.300858] FAULT_INJECTION: forcing a failure. [ 31.300858] name fail_futex, interval 1, probability 0, space 0, times 0 [ 31.312248] CPU: 0 PID: 8041 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 31.320110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 31.329453] Call Trace: [ 31.332021] dump_stack+0x1b2/0x281 [ 31.336088] should_fail.cold+0x10a/0x149 [ 31.340218] get_futex_key+0x82a/0x11b0 [ 31.344171] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 31.348823] ? lock_downgrade+0x740/0x740 [ 31.352952] futex_wake+0xc6/0x3c0 [ 31.356466] ? get_futex_key+0x11b0/0x11b0 [ 31.360671] do_futex+0x235/0x1570 [ 31.364189] ? tty_fasync+0x2c0/0x2c0 [ 31.367961] ? proc_fail_nth_write+0x7b/0x180 [ 31.372426] ? trace_hardirqs_on+0x10/0x10 [ 31.376642] ? futex_exit_release+0x220/0x220 [ 31.381122] ? fsnotify+0x974/0x11b0 [ 31.384924] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 31.389834] ? debug_check_no_obj_freed+0x2c0/0x680 [ 31.394824] ? tty_fasync+0x2c0/0x2c0 [ 31.398598] ? do_vfs_ioctl+0xe2/0xff0 [ 31.402458] ? lock_acquire+0x170/0x3f0 [ 31.406406] ? ioctl_preallocate+0x1a0/0x1a0 [ 31.410803] SyS_futex+0x1da/0x290 [ 31.414327] ? do_futex+0x1570/0x1570 [ 31.418120] ? security_file_ioctl+0x83/0xb0 [ 31.422513] ? fput_many+0xe/0x140 [ 31.426026] ? SyS_ioctl+0x5c/0xb0 [ 31.429545] ? do_futex+0x1570/0x1570 [ 31.433335] do_syscall_64+0x1d5/0x640 [ 31.437207] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 31.442371] RIP: 0033:0x7f9c0652fd39 executing program [ 31.446065] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 31.454440] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 31.461682] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 31.468924] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 31.476165] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 31.483405] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 31.550703] FAULT_INJECTION: forcing a failure. [ 31.550703] name fail_futex, interval 1, probability 0, space 0, times 0 [ 31.562148] CPU: 0 PID: 8044 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 31.570020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 31.579344] Call Trace: [ 31.581907] dump_stack+0x1b2/0x281 [ 31.585520] should_fail.cold+0x10a/0x149 [ 31.589639] get_futex_key+0x82a/0x11b0 [ 31.593596] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 31.598247] ? lock_downgrade+0x740/0x740 [ 31.602371] futex_wake+0xc6/0x3c0 [ 31.605886] ? get_futex_key+0x11b0/0x11b0 [ 31.610094] do_futex+0x235/0x1570 [ 31.613607] ? tty_fasync+0x2c0/0x2c0 [ 31.617378] ? proc_fail_nth_write+0x7b/0x180 [ 31.621850] ? trace_hardirqs_on+0x10/0x10 [ 31.626070] ? futex_exit_release+0x220/0x220 [ 31.630537] ? fsnotify+0x974/0x11b0 [ 31.634220] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 31.639132] ? debug_check_no_obj_freed+0x2c0/0x680 [ 31.644123] ? tty_fasync+0x2c0/0x2c0 [ 31.647893] ? do_vfs_ioctl+0xe2/0xff0 [ 31.651751] ? lock_acquire+0x170/0x3f0 [ 31.655706] ? ioctl_preallocate+0x1a0/0x1a0 [ 31.660084] SyS_futex+0x1da/0x290 [ 31.663594] ? do_futex+0x1570/0x1570 [ 31.667367] ? security_file_ioctl+0x83/0xb0 [ 31.671752] ? fput_many+0xe/0x140 [ 31.675278] ? SyS_ioctl+0x5c/0xb0 [ 31.678795] ? do_futex+0x1570/0x1570 [ 31.682565] do_syscall_64+0x1d5/0x640 [ 31.686425] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 31.691594] RIP: 0033:0x7f9c0652fd39 executing program [ 31.695274] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 31.702956] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 31.710201] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 31.717443] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 31.724776] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 31.732022] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 31.798637] FAULT_INJECTION: forcing a failure. [ 31.798637] name fail_futex, interval 1, probability 0, space 0, times 0 [ 31.810131] CPU: 0 PID: 8047 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 31.817989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 31.827315] Call Trace: [ 31.829887] dump_stack+0x1b2/0x281 [ 31.833496] should_fail.cold+0x10a/0x149 [ 31.837617] get_futex_key+0x82a/0x11b0 [ 31.841574] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 31.846215] ? lock_downgrade+0x740/0x740 [ 31.850343] futex_wake+0xc6/0x3c0 [ 31.853853] ? get_futex_key+0x11b0/0x11b0 [ 31.858062] do_futex+0x235/0x1570 [ 31.861575] ? tty_fasync+0x2c0/0x2c0 [ 31.865352] ? proc_fail_nth_write+0x7b/0x180 [ 31.869833] ? trace_hardirqs_on+0x10/0x10 [ 31.874126] ? futex_exit_release+0x220/0x220 [ 31.878606] ? fsnotify+0x974/0x11b0 [ 31.882289] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 31.887188] ? debug_check_no_obj_freed+0x2c0/0x680 [ 31.892177] ? tty_fasync+0x2c0/0x2c0 [ 31.895950] ? do_vfs_ioctl+0xe2/0xff0 [ 31.899807] ? lock_acquire+0x170/0x3f0 [ 31.903750] ? ioctl_preallocate+0x1a0/0x1a0 [ 31.908139] SyS_futex+0x1da/0x290 [ 31.911650] ? do_futex+0x1570/0x1570 [ 31.915421] ? security_file_ioctl+0x83/0xb0 [ 31.919817] ? fput_many+0xe/0x140 [ 31.923358] ? SyS_ioctl+0x5c/0xb0 [ 31.926872] ? do_futex+0x1570/0x1570 [ 31.930647] do_syscall_64+0x1d5/0x640 [ 31.934521] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 31.939688] RIP: 0033:0x7f9c0652fd39 executing program [ 31.943376] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 31.951063] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 31.958315] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 31.965559] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 31.974344] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 31.981585] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 32.043467] FAULT_INJECTION: forcing a failure. [ 32.043467] name fail_futex, interval 1, probability 0, space 0, times 0 [ 32.054923] CPU: 1 PID: 8050 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 32.062777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 32.072100] Call Trace: [ 32.074673] dump_stack+0x1b2/0x281 [ 32.078291] should_fail.cold+0x10a/0x149 [ 32.082410] get_futex_key+0x82a/0x11b0 [ 32.086356] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 32.090997] ? lock_downgrade+0x740/0x740 [ 32.095117] futex_wake+0xc6/0x3c0 [ 32.098649] ? get_futex_key+0x11b0/0x11b0 [ 32.102854] do_futex+0x235/0x1570 [ 32.106367] ? tty_fasync+0x2c0/0x2c0 [ 32.110144] ? proc_fail_nth_write+0x7b/0x180 [ 32.114615] ? trace_hardirqs_on+0x10/0x10 [ 32.118824] ? futex_exit_release+0x220/0x220 [ 32.123292] ? fsnotify+0x974/0x11b0 [ 32.127064] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 32.131963] ? debug_check_no_obj_freed+0x2c0/0x680 [ 32.136952] ? tty_fasync+0x2c0/0x2c0 [ 32.140721] ? do_vfs_ioctl+0xe2/0xff0 [ 32.144589] ? lock_acquire+0x170/0x3f0 [ 32.148534] ? ioctl_preallocate+0x1a0/0x1a0 [ 32.152917] SyS_futex+0x1da/0x290 [ 32.156427] ? do_futex+0x1570/0x1570 [ 32.160208] ? security_file_ioctl+0x83/0xb0 [ 32.164592] ? fput_many+0xe/0x140 [ 32.168103] ? SyS_ioctl+0x5c/0xb0 [ 32.171617] ? do_futex+0x1570/0x1570 [ 32.175389] do_syscall_64+0x1d5/0x640 [ 32.179249] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 32.184407] RIP: 0033:0x7f9c0652fd39 executing program [ 32.188092] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 32.195770] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 32.203011] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 32.210255] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 32.217496] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 32.224737] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 32.292358] FAULT_INJECTION: forcing a failure. [ 32.292358] name fail_futex, interval 1, probability 0, space 0, times 0 [ 32.303798] CPU: 0 PID: 8053 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 32.311655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 32.320983] Call Trace: [ 32.323558] dump_stack+0x1b2/0x281 [ 32.327157] should_fail.cold+0x10a/0x149 [ 32.331278] get_futex_key+0x82a/0x11b0 [ 32.335226] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 32.339866] ? lock_downgrade+0x740/0x740 [ 32.344008] futex_wake+0xc6/0x3c0 [ 32.347607] ? get_futex_key+0x11b0/0x11b0 [ 32.351834] do_futex+0x235/0x1570 [ 32.355355] ? tty_fasync+0x2c0/0x2c0 [ 32.359128] ? proc_fail_nth_write+0x7b/0x180 [ 32.363596] ? trace_hardirqs_on+0x10/0x10 [ 32.367827] ? futex_exit_release+0x220/0x220 [ 32.372314] ? fsnotify+0x974/0x11b0 [ 32.376011] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 32.380913] ? debug_check_no_obj_freed+0x2c0/0x680 [ 32.385903] ? tty_fasync+0x2c0/0x2c0 [ 32.389687] ? do_vfs_ioctl+0xe2/0xff0 [ 32.393727] ? lock_acquire+0x170/0x3f0 [ 32.397682] ? ioctl_preallocate+0x1a0/0x1a0 [ 32.402074] SyS_futex+0x1da/0x290 [ 32.405592] ? do_futex+0x1570/0x1570 [ 32.409366] ? security_file_ioctl+0x83/0xb0 [ 32.413750] ? fput_many+0xe/0x140 [ 32.417274] ? SyS_ioctl+0x5c/0xb0 [ 32.420813] ? do_futex+0x1570/0x1570 [ 32.424597] do_syscall_64+0x1d5/0x640 [ 32.428471] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 32.433633] RIP: 0033:0x7f9c0652fd39 executing program [ 32.437315] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 32.445015] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 32.452266] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 32.459508] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 32.466750] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 32.473991] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 32.539633] FAULT_INJECTION: forcing a failure. [ 32.539633] name fail_futex, interval 1, probability 0, space 0, times 0 [ 32.551044] CPU: 1 PID: 8058 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 32.558918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 32.568255] Call Trace: [ 32.570818] dump_stack+0x1b2/0x281 [ 32.574417] should_fail.cold+0x10a/0x149 [ 32.578540] get_futex_key+0x82a/0x11b0 [ 32.582486] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 32.587162] ? lock_downgrade+0x740/0x740 [ 32.591289] futex_wake+0xc6/0x3c0 [ 32.594824] ? get_futex_key+0x11b0/0x11b0 [ 32.599028] do_futex+0x235/0x1570 [ 32.602541] ? tty_fasync+0x2c0/0x2c0 [ 32.606324] ? proc_fail_nth_write+0x7b/0x180 [ 32.610806] ? trace_hardirqs_on+0x10/0x10 [ 32.615010] ? futex_exit_release+0x220/0x220 [ 32.619475] ? fsnotify+0x974/0x11b0 [ 32.623159] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 32.628058] ? debug_check_no_obj_freed+0x2c0/0x680 [ 32.633061] ? tty_fasync+0x2c0/0x2c0 [ 32.636845] ? do_vfs_ioctl+0xe2/0xff0 [ 32.640709] ? lock_acquire+0x170/0x3f0 [ 32.644658] ? ioctl_preallocate+0x1a0/0x1a0 [ 32.649037] SyS_futex+0x1da/0x290 [ 32.652549] ? do_futex+0x1570/0x1570 [ 32.656322] ? security_file_ioctl+0x83/0xb0 [ 32.660699] ? fput_many+0xe/0x140 [ 32.664206] ? SyS_ioctl+0x5c/0xb0 [ 32.667725] ? do_futex+0x1570/0x1570 [ 32.671498] do_syscall_64+0x1d5/0x640 [ 32.675360] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 32.680530] RIP: 0033:0x7f9c0652fd39 [ 32.684212] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 32.691889] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 32.699130] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 32.706370] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 32.713613] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 32.720866] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 executing program [ 32.890139] FAULT_INJECTION: forcing a failure. [ 32.890139] name fail_futex, interval 1, probability 0, space 0, times 0 [ 32.901530] CPU: 1 PID: 8061 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 32.909382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 32.918705] Call Trace: [ 32.921267] dump_stack+0x1b2/0x281 [ 32.924866] should_fail.cold+0x10a/0x149 [ 32.928988] get_futex_key+0x82a/0x11b0 [ 32.932954] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 32.937594] ? lock_downgrade+0x740/0x740 [ 32.941712] futex_wake+0xc6/0x3c0 [ 32.945227] ? get_futex_key+0x11b0/0x11b0 [ 32.949441] do_futex+0x235/0x1570 [ 32.952957] ? tty_fasync+0x2c0/0x2c0 [ 32.957619] ? proc_fail_nth_write+0x7b/0x180 [ 32.962085] ? trace_hardirqs_on+0x10/0x10 [ 32.966463] ? futex_exit_release+0x220/0x220 [ 32.970930] ? fsnotify+0x974/0x11b0 [ 32.974624] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 32.979537] ? debug_check_no_obj_freed+0x2c0/0x680 [ 32.984536] ? tty_fasync+0x2c0/0x2c0 [ 32.988315] ? do_vfs_ioctl+0xe2/0xff0 [ 32.992175] ? lock_acquire+0x170/0x3f0 [ 32.996625] ? ioctl_preallocate+0x1a0/0x1a0 [ 33.001015] SyS_futex+0x1da/0x290 [ 33.004529] ? do_futex+0x1570/0x1570 [ 33.008307] ? security_file_ioctl+0x83/0xb0 [ 33.012687] ? fput_many+0xe/0x140 [ 33.016202] ? SyS_ioctl+0x5c/0xb0 [ 33.019812] ? do_futex+0x1570/0x1570 [ 33.023587] do_syscall_64+0x1d5/0x640 [ 33.027448] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 33.032607] RIP: 0033:0x7f9c0652fd39 executing program [ 33.036305] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 33.043990] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 33.051246] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 33.058487] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 33.065739] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 33.072979] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 33.138988] FAULT_INJECTION: forcing a failure. [ 33.138988] name fail_futex, interval 1, probability 0, space 0, times 0 [ 33.150361] CPU: 0 PID: 8064 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 33.158213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 33.167537] Call Trace: [ 33.170105] dump_stack+0x1b2/0x281 [ 33.173729] should_fail.cold+0x10a/0x149 [ 33.177855] get_futex_key+0x82a/0x11b0 [ 33.181819] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 33.186567] ? lock_downgrade+0x740/0x740 [ 33.190688] futex_wake+0xc6/0x3c0 [ 33.194207] ? get_futex_key+0x11b0/0x11b0 [ 33.198419] do_futex+0x235/0x1570 [ 33.202031] ? tty_fasync+0x2c0/0x2c0 [ 33.205805] ? proc_fail_nth_write+0x7b/0x180 [ 33.210282] ? trace_hardirqs_on+0x10/0x10 [ 33.214580] ? futex_exit_release+0x220/0x220 [ 33.219054] ? fsnotify+0x974/0x11b0 [ 33.222745] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 33.227658] ? debug_check_no_obj_freed+0x2c0/0x680 [ 33.232655] ? tty_fasync+0x2c0/0x2c0 [ 33.236435] ? do_vfs_ioctl+0xe2/0xff0 [ 33.240297] ? lock_acquire+0x170/0x3f0 [ 33.244262] ? ioctl_preallocate+0x1a0/0x1a0 [ 33.248647] SyS_futex+0x1da/0x290 [ 33.252160] ? do_futex+0x1570/0x1570 [ 33.255949] ? security_file_ioctl+0x83/0xb0 [ 33.260336] ? fput_many+0xe/0x140 [ 33.263852] ? SyS_ioctl+0x5c/0xb0 [ 33.267368] ? do_futex+0x1570/0x1570 [ 33.271143] do_syscall_64+0x1d5/0x640 [ 33.275009] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 33.280183] RIP: 0033:0x7f9c0652fd39 executing program [ 33.283867] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 33.291562] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 33.298808] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 33.306058] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 33.313314] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 33.320586] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 33.387916] FAULT_INJECTION: forcing a failure. [ 33.387916] name fail_futex, interval 1, probability 0, space 0, times 0 [ 33.399335] CPU: 0 PID: 8067 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 33.407209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 33.416541] Call Trace: [ 33.419114] dump_stack+0x1b2/0x281 [ 33.422719] should_fail.cold+0x10a/0x149 [ 33.426848] get_futex_key+0x82a/0x11b0 [ 33.430810] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 33.435456] ? lock_downgrade+0x740/0x740 [ 33.439581] futex_wake+0xc6/0x3c0 [ 33.443097] ? get_futex_key+0x11b0/0x11b0 [ 33.447307] do_futex+0x235/0x1570 [ 33.450822] ? tty_fasync+0x2c0/0x2c0 [ 33.454594] ? proc_fail_nth_write+0x7b/0x180 [ 33.459060] ? trace_hardirqs_on+0x10/0x10 [ 33.463274] ? futex_exit_release+0x220/0x220 [ 33.467752] ? fsnotify+0x974/0x11b0 [ 33.471449] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 33.476446] ? debug_check_no_obj_freed+0x2c0/0x680 [ 33.481441] ? tty_fasync+0x2c0/0x2c0 [ 33.485214] ? do_vfs_ioctl+0xe2/0xff0 [ 33.489079] ? lock_acquire+0x170/0x3f0 [ 33.493022] ? ioctl_preallocate+0x1a0/0x1a0 [ 33.497492] SyS_futex+0x1da/0x290 [ 33.501009] ? do_futex+0x1570/0x1570 [ 33.504781] ? security_file_ioctl+0x83/0xb0 [ 33.509160] ? fput_many+0xe/0x140 [ 33.512673] ? SyS_ioctl+0x5c/0xb0 [ 33.516184] ? do_futex+0x1570/0x1570 [ 33.519964] do_syscall_64+0x1d5/0x640 [ 33.523843] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 33.529177] RIP: 0033:0x7f9c0652fd39 executing program [ 33.532878] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 33.540559] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 33.547802] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 33.555059] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 33.562304] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 33.569545] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 33.636755] FAULT_INJECTION: forcing a failure. [ 33.636755] name fail_futex, interval 1, probability 0, space 0, times 0 [ 33.648179] CPU: 0 PID: 8070 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 33.656050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 33.665378] Call Trace: [ 33.667945] dump_stack+0x1b2/0x281 [ 33.671544] should_fail.cold+0x10a/0x149 [ 33.675665] get_futex_key+0x82a/0x11b0 [ 33.679611] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 33.684250] ? lock_downgrade+0x740/0x740 [ 33.688370] futex_wake+0xc6/0x3c0 [ 33.691890] ? get_futex_key+0x11b0/0x11b0 [ 33.696100] do_futex+0x235/0x1570 [ 33.699618] ? tty_fasync+0x2c0/0x2c0 [ 33.703402] ? proc_fail_nth_write+0x7b/0x180 [ 33.707869] ? trace_hardirqs_on+0x10/0x10 [ 33.712083] ? futex_exit_release+0x220/0x220 [ 33.716554] ? fsnotify+0x974/0x11b0 [ 33.720235] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 33.725138] ? debug_check_no_obj_freed+0x2c0/0x680 [ 33.730125] ? tty_fasync+0x2c0/0x2c0 [ 33.733966] ? do_vfs_ioctl+0xe2/0xff0 [ 33.737832] ? lock_acquire+0x170/0x3f0 [ 33.741775] ? ioctl_preallocate+0x1a0/0x1a0 [ 33.746154] SyS_futex+0x1da/0x290 [ 33.749673] ? do_futex+0x1570/0x1570 [ 33.753463] ? security_file_ioctl+0x83/0xb0 [ 33.757845] ? fput_many+0xe/0x140 [ 33.761366] ? SyS_ioctl+0x5c/0xb0 [ 33.764880] ? do_futex+0x1570/0x1570 [ 33.768656] do_syscall_64+0x1d5/0x640 [ 33.772515] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 33.777674] RIP: 0033:0x7f9c0652fd39 executing program [ 33.781364] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 33.789049] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 33.796297] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 33.803544] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 33.810792] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 33.818207] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 33.885700] FAULT_INJECTION: forcing a failure. [ 33.885700] name fail_futex, interval 1, probability 0, space 0, times 0 [ 33.897089] CPU: 0 PID: 8073 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 33.904953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 33.914275] Call Trace: [ 33.916836] dump_stack+0x1b2/0x281 [ 33.920432] should_fail.cold+0x10a/0x149 [ 33.924549] get_futex_key+0x82a/0x11b0 [ 33.928499] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 33.933137] ? lock_downgrade+0x740/0x740 [ 33.937252] futex_wake+0xc6/0x3c0 [ 33.940762] ? get_futex_key+0x11b0/0x11b0 [ 33.944965] do_futex+0x235/0x1570 [ 33.948477] ? tty_fasync+0x2c0/0x2c0 [ 33.952245] ? proc_fail_nth_write+0x7b/0x180 [ 33.956712] ? trace_hardirqs_on+0x10/0x10 [ 33.960914] ? futex_exit_release+0x220/0x220 [ 33.965386] ? fsnotify+0x974/0x11b0 [ 33.969067] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 33.973972] ? debug_check_no_obj_freed+0x2c0/0x680 [ 33.978966] ? tty_fasync+0x2c0/0x2c0 [ 33.982739] ? do_vfs_ioctl+0xe2/0xff0 [ 33.986594] ? lock_acquire+0x170/0x3f0 [ 33.990534] ? ioctl_preallocate+0x1a0/0x1a0 [ 33.994911] SyS_futex+0x1da/0x290 [ 33.998428] ? do_futex+0x1570/0x1570 [ 34.002211] ? security_file_ioctl+0x83/0xb0 [ 34.006585] ? fput_many+0xe/0x140 [ 34.010093] ? SyS_ioctl+0x5c/0xb0 [ 34.013602] ? do_futex+0x1570/0x1570 [ 34.017372] do_syscall_64+0x1d5/0x640 [ 34.021230] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 34.026388] RIP: 0033:0x7f9c0652fd39 executing program [ 34.030068] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 34.037741] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 34.044983] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 34.052220] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 34.059456] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 34.066693] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 34.133614] FAULT_INJECTION: forcing a failure. [ 34.133614] name fail_futex, interval 1, probability 0, space 0, times 0 [ 34.144985] CPU: 0 PID: 8076 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 34.152836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 34.162159] Call Trace: [ 34.164725] dump_stack+0x1b2/0x281 [ 34.168380] should_fail.cold+0x10a/0x149 [ 34.172501] get_futex_key+0x82a/0x11b0 [ 34.176446] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 34.181083] ? lock_downgrade+0x740/0x740 [ 34.185209] futex_wake+0xc6/0x3c0 [ 34.188721] ? get_futex_key+0x11b0/0x11b0 [ 34.192930] do_futex+0x235/0x1570 [ 34.196441] ? tty_fasync+0x2c0/0x2c0 [ 34.200213] ? proc_fail_nth_write+0x7b/0x180 [ 34.204695] ? trace_hardirqs_on+0x10/0x10 [ 34.208920] ? futex_exit_release+0x220/0x220 [ 34.213398] ? fsnotify+0x974/0x11b0 [ 34.217092] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 34.221991] ? debug_check_no_obj_freed+0x2c0/0x680 [ 34.226981] ? tty_fasync+0x2c0/0x2c0 [ 34.230751] ? do_vfs_ioctl+0xe2/0xff0 [ 34.234606] ? lock_acquire+0x170/0x3f0 [ 34.238547] ? ioctl_preallocate+0x1a0/0x1a0 [ 34.242934] SyS_futex+0x1da/0x290 [ 34.246447] ? do_futex+0x1570/0x1570 [ 34.250217] ? security_file_ioctl+0x83/0xb0 [ 34.254611] ? fput_many+0xe/0x140 [ 34.258120] ? SyS_ioctl+0x5c/0xb0 [ 34.261626] ? do_futex+0x1570/0x1570 [ 34.265397] do_syscall_64+0x1d5/0x640 [ 34.269269] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 34.274434] RIP: 0033:0x7f9c0652fd39 executing program [ 34.278113] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 34.285788] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 34.293118] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 34.300361] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 34.307601] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 34.314840] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 34.381528] FAULT_INJECTION: forcing a failure. [ 34.381528] name fail_futex, interval 1, probability 0, space 0, times 0 [ 34.392925] CPU: 0 PID: 8079 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 34.400782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 34.410105] Call Trace: [ 34.412665] dump_stack+0x1b2/0x281 [ 34.416264] should_fail.cold+0x10a/0x149 [ 34.420383] get_futex_key+0x82a/0x11b0 [ 34.424328] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 34.428967] ? lock_downgrade+0x740/0x740 [ 34.433088] futex_wake+0xc6/0x3c0 [ 34.436597] ? get_futex_key+0x11b0/0x11b0 [ 34.440801] do_futex+0x235/0x1570 [ 34.444312] ? tty_fasync+0x2c0/0x2c0 [ 34.448082] ? proc_fail_nth_write+0x7b/0x180 [ 34.452552] ? trace_hardirqs_on+0x10/0x10 [ 34.456763] ? futex_exit_release+0x220/0x220 [ 34.461231] ? fsnotify+0x974/0x11b0 [ 34.464915] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 34.469814] ? debug_check_no_obj_freed+0x2c0/0x680 [ 34.474799] ? tty_fasync+0x2c0/0x2c0 [ 34.478575] ? do_vfs_ioctl+0xe2/0xff0 [ 34.482440] ? lock_acquire+0x170/0x3f0 [ 34.486383] ? ioctl_preallocate+0x1a0/0x1a0 [ 34.490761] SyS_futex+0x1da/0x290 [ 34.494273] ? do_futex+0x1570/0x1570 [ 34.498047] ? security_file_ioctl+0x83/0xb0 [ 34.502426] ? fput_many+0xe/0x140 [ 34.505934] ? SyS_ioctl+0x5c/0xb0 [ 34.509444] ? do_futex+0x1570/0x1570 [ 34.513214] do_syscall_64+0x1d5/0x640 [ 34.517080] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 34.522242] RIP: 0033:0x7f9c0652fd39 executing program [ 34.525927] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 34.533610] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 34.540849] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 34.548175] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 34.555415] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 34.562660] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 34.629443] FAULT_INJECTION: forcing a failure. [ 34.629443] name fail_futex, interval 1, probability 0, space 0, times 0 [ 34.640944] CPU: 0 PID: 8082 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 34.648807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 34.658130] Call Trace: [ 34.660692] dump_stack+0x1b2/0x281 [ 34.664298] should_fail.cold+0x10a/0x149 [ 34.668430] get_futex_key+0x82a/0x11b0 [ 34.672899] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 34.677541] ? lock_downgrade+0x740/0x740 [ 34.681664] futex_wake+0xc6/0x3c0 [ 34.685180] ? get_futex_key+0x11b0/0x11b0 [ 34.689390] do_futex+0x235/0x1570 [ 34.692909] ? tty_fasync+0x2c0/0x2c0 [ 34.696710] ? proc_fail_nth_write+0x7b/0x180 [ 34.701173] ? trace_hardirqs_on+0x10/0x10 [ 34.705397] ? futex_exit_release+0x220/0x220 [ 34.710034] ? fsnotify+0x974/0x11b0 [ 34.713723] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 34.718629] ? debug_check_no_obj_freed+0x2c0/0x680 [ 34.723616] ? tty_fasync+0x2c0/0x2c0 [ 34.727385] ? do_vfs_ioctl+0xe2/0xff0 [ 34.731250] ? lock_acquire+0x170/0x3f0 [ 34.735214] ? ioctl_preallocate+0x1a0/0x1a0 [ 34.739593] SyS_futex+0x1da/0x290 [ 34.743104] ? do_futex+0x1570/0x1570 [ 34.746876] ? security_file_ioctl+0x83/0xb0 [ 34.751252] ? fput_many+0xe/0x140 [ 34.754763] ? SyS_ioctl+0x5c/0xb0 [ 34.758281] ? do_futex+0x1570/0x1570 [ 34.762051] do_syscall_64+0x1d5/0x640 [ 34.765912] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 34.771077] RIP: 0033:0x7f9c0652fd39 executing program [ 34.774758] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 34.782435] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 34.789678] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 34.796918] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 34.804165] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 34.811413] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 34.879357] FAULT_INJECTION: forcing a failure. [ 34.879357] name fail_futex, interval 1, probability 0, space 0, times 0 [ 34.890763] CPU: 0 PID: 8085 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 34.898626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 34.907950] Call Trace: [ 34.910507] dump_stack+0x1b2/0x281 [ 34.914105] should_fail.cold+0x10a/0x149 [ 34.918234] get_futex_key+0x82a/0x11b0 [ 34.922179] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 34.926817] ? lock_downgrade+0x740/0x740 [ 34.930932] futex_wake+0xc6/0x3c0 [ 34.934449] ? get_futex_key+0x11b0/0x11b0 [ 34.938652] do_futex+0x235/0x1570 [ 34.942162] ? tty_fasync+0x2c0/0x2c0 [ 34.945934] ? proc_fail_nth_write+0x7b/0x180 [ 34.950399] ? trace_hardirqs_on+0x10/0x10 [ 34.954608] ? futex_exit_release+0x220/0x220 [ 34.959076] ? fsnotify+0x974/0x11b0 [ 34.962758] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 34.967656] ? debug_check_no_obj_freed+0x2c0/0x680 [ 34.972643] ? tty_fasync+0x2c0/0x2c0 [ 34.976421] ? do_vfs_ioctl+0xe2/0xff0 [ 34.980276] ? lock_acquire+0x170/0x3f0 [ 34.984225] ? ioctl_preallocate+0x1a0/0x1a0 [ 34.988613] SyS_futex+0x1da/0x290 [ 34.992210] ? do_futex+0x1570/0x1570 [ 34.996076] ? security_file_ioctl+0x83/0xb0 [ 35.000467] ? fput_many+0xe/0x140 [ 35.003983] ? SyS_ioctl+0x5c/0xb0 [ 35.007502] ? do_futex+0x1570/0x1570 [ 35.011274] do_syscall_64+0x1d5/0x640 [ 35.015139] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 35.020297] RIP: 0033:0x7f9c0652fd39 executing program [ 35.023988] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 35.031666] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 35.038920] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 35.046177] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 35.053419] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 35.060659] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 35.128245] FAULT_INJECTION: forcing a failure. [ 35.128245] name fail_futex, interval 1, probability 0, space 0, times 0 [ 35.139657] CPU: 0 PID: 8088 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 35.147511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 35.156833] Call Trace: [ 35.159394] dump_stack+0x1b2/0x281 [ 35.162995] should_fail.cold+0x10a/0x149 [ 35.167113] get_futex_key+0x82a/0x11b0 [ 35.171058] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 35.175699] ? lock_downgrade+0x740/0x740 [ 35.179817] futex_wake+0xc6/0x3c0 [ 35.183328] ? get_futex_key+0x11b0/0x11b0 [ 35.187532] do_futex+0x235/0x1570 [ 35.191045] ? tty_fasync+0x2c0/0x2c0 [ 35.194817] ? proc_fail_nth_write+0x7b/0x180 [ 35.199311] ? trace_hardirqs_on+0x10/0x10 [ 35.203521] ? futex_exit_release+0x220/0x220 [ 35.208002] ? fsnotify+0x974/0x11b0 [ 35.211683] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 35.216589] ? debug_check_no_obj_freed+0x2c0/0x680 [ 35.221573] ? tty_fasync+0x2c0/0x2c0 [ 35.225354] ? do_vfs_ioctl+0xe2/0xff0 [ 35.229216] ? lock_acquire+0x170/0x3f0 [ 35.233161] ? ioctl_preallocate+0x1a0/0x1a0 [ 35.237565] SyS_futex+0x1da/0x290 [ 35.241090] ? do_futex+0x1570/0x1570 [ 35.244873] ? security_file_ioctl+0x83/0xb0 [ 35.249261] ? fput_many+0xe/0x140 [ 35.252769] ? SyS_ioctl+0x5c/0xb0 [ 35.256275] ? do_futex+0x1570/0x1570 [ 35.260048] do_syscall_64+0x1d5/0x640 [ 35.263905] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 35.269066] RIP: 0033:0x7f9c0652fd39 executing program [ 35.272747] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 35.280425] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 35.287667] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 35.294998] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 35.302246] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 35.309488] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 35.376518] FAULT_INJECTION: forcing a failure. [ 35.376518] name fail_futex, interval 1, probability 0, space 0, times 0 [ 35.387907] CPU: 0 PID: 8091 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 35.395766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 35.405092] Call Trace: [ 35.407655] dump_stack+0x1b2/0x281 [ 35.411252] should_fail.cold+0x10a/0x149 [ 35.415462] get_futex_key+0x82a/0x11b0 [ 35.419407] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 35.424044] ? lock_downgrade+0x740/0x740 [ 35.428161] futex_wake+0xc6/0x3c0 [ 35.431679] ? get_futex_key+0x11b0/0x11b0 [ 35.435893] do_futex+0x235/0x1570 [ 35.439403] ? tty_fasync+0x2c0/0x2c0 [ 35.443175] ? proc_fail_nth_write+0x7b/0x180 [ 35.447639] ? trace_hardirqs_on+0x10/0x10 [ 35.451846] ? futex_exit_release+0x220/0x220 [ 35.456319] ? fsnotify+0x974/0x11b0 [ 35.460003] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 35.464903] ? debug_check_no_obj_freed+0x2c0/0x680 [ 35.469895] ? tty_fasync+0x2c0/0x2c0 [ 35.473664] ? do_vfs_ioctl+0xe2/0xff0 [ 35.477521] ? lock_acquire+0x170/0x3f0 [ 35.481464] ? ioctl_preallocate+0x1a0/0x1a0 [ 35.485840] SyS_futex+0x1da/0x290 [ 35.489350] ? do_futex+0x1570/0x1570 [ 35.493120] ? security_file_ioctl+0x83/0xb0 [ 35.497517] ? fput_many+0xe/0x140 [ 35.501066] ? SyS_ioctl+0x5c/0xb0 [ 35.504579] ? do_futex+0x1570/0x1570 [ 35.508350] do_syscall_64+0x1d5/0x640 [ 35.512214] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 35.517377] RIP: 0033:0x7f9c0652fd39 executing program [ 35.521056] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 35.528735] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 35.535978] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 35.543218] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 35.550461] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 35.557705] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 35.625191] FAULT_INJECTION: forcing a failure. [ 35.625191] name fail_futex, interval 1, probability 0, space 0, times 0 [ 35.636563] CPU: 0 PID: 8096 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 35.644413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 35.653858] Call Trace: [ 35.656423] dump_stack+0x1b2/0x281 [ 35.660025] should_fail.cold+0x10a/0x149 [ 35.664167] get_futex_key+0x82a/0x11b0 [ 35.668117] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 35.672761] ? lock_downgrade+0x740/0x740 [ 35.676884] futex_wake+0xc6/0x3c0 [ 35.680395] ? get_futex_key+0x11b0/0x11b0 [ 35.684614] do_futex+0x235/0x1570 [ 35.688137] ? tty_fasync+0x2c0/0x2c0 [ 35.692001] ? proc_fail_nth_write+0x7b/0x180 [ 35.696468] ? trace_hardirqs_on+0x10/0x10 [ 35.700690] ? futex_exit_release+0x220/0x220 [ 35.705156] ? fsnotify+0x974/0x11b0 [ 35.708841] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 35.713748] ? debug_check_no_obj_freed+0x2c0/0x680 [ 35.718741] ? tty_fasync+0x2c0/0x2c0 [ 35.722512] ? do_vfs_ioctl+0xe2/0xff0 [ 35.726458] ? lock_acquire+0x170/0x3f0 [ 35.730402] ? ioctl_preallocate+0x1a0/0x1a0 [ 35.734782] SyS_futex+0x1da/0x290 [ 35.738294] ? do_futex+0x1570/0x1570 [ 35.742076] ? security_file_ioctl+0x83/0xb0 [ 35.746456] ? fput_many+0xe/0x140 [ 35.749969] ? SyS_ioctl+0x5c/0xb0 [ 35.753476] ? do_futex+0x1570/0x1570 [ 35.757263] do_syscall_64+0x1d5/0x640 [ 35.761139] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 35.766300] RIP: 0033:0x7f9c0652fd39 executing program [ 35.769982] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 35.777661] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 35.784902] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 35.792158] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 35.799402] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 35.807087] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 35.875019] FAULT_INJECTION: forcing a failure. [ 35.875019] name fail_futex, interval 1, probability 0, space 0, times 0 [ 35.886402] CPU: 0 PID: 8099 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 35.894258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 35.903593] Call Trace: [ 35.906154] dump_stack+0x1b2/0x281 [ 35.909755] should_fail.cold+0x10a/0x149 [ 35.913876] get_futex_key+0x82a/0x11b0 [ 35.917931] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 35.922572] ? lock_downgrade+0x740/0x740 [ 35.926706] futex_wake+0xc6/0x3c0 [ 35.930221] ? get_futex_key+0x11b0/0x11b0 [ 35.934428] do_futex+0x235/0x1570 [ 35.937954] ? tty_fasync+0x2c0/0x2c0 [ 35.941741] ? proc_fail_nth_write+0x7b/0x180 [ 35.946400] ? trace_hardirqs_on+0x10/0x10 [ 35.950696] ? futex_exit_release+0x220/0x220 [ 35.955164] ? fsnotify+0x974/0x11b0 [ 35.958857] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 35.963780] ? debug_check_no_obj_freed+0x2c0/0x680 [ 35.968862] ? tty_fasync+0x2c0/0x2c0 [ 35.972637] ? do_vfs_ioctl+0xe2/0xff0 [ 35.976497] ? lock_acquire+0x170/0x3f0 [ 35.980446] ? ioctl_preallocate+0x1a0/0x1a0 [ 35.984836] SyS_futex+0x1da/0x290 [ 35.988350] ? do_futex+0x1570/0x1570 [ 35.992122] ? security_file_ioctl+0x83/0xb0 [ 35.996500] ? fput_many+0xe/0x140 [ 36.000097] ? SyS_ioctl+0x5c/0xb0 [ 36.003605] ? do_futex+0x1570/0x1570 [ 36.007474] do_syscall_64+0x1d5/0x640 [ 36.011345] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 36.016520] RIP: 0033:0x7f9c0652fd39 executing program [ 36.020202] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 36.027897] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 36.035146] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 36.042387] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 36.049627] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 36.056885] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 36.123889] FAULT_INJECTION: forcing a failure. [ 36.123889] name fail_futex, interval 1, probability 0, space 0, times 0 [ 36.135314] CPU: 0 PID: 8102 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 36.143181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 36.152510] Call Trace: [ 36.155074] dump_stack+0x1b2/0x281 [ 36.158673] should_fail.cold+0x10a/0x149 [ 36.162796] get_futex_key+0x82a/0x11b0 [ 36.166744] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 36.171384] ? lock_downgrade+0x740/0x740 [ 36.175503] futex_wake+0xc6/0x3c0 [ 36.179015] ? get_futex_key+0x11b0/0x11b0 [ 36.183231] do_futex+0x235/0x1570 [ 36.186830] ? tty_fasync+0x2c0/0x2c0 [ 36.190618] ? proc_fail_nth_write+0x7b/0x180 [ 36.195271] ? trace_hardirqs_on+0x10/0x10 [ 36.199487] ? futex_exit_release+0x220/0x220 [ 36.203973] ? fsnotify+0x974/0x11b0 [ 36.207663] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 36.212591] ? debug_check_no_obj_freed+0x2c0/0x680 [ 36.217590] ? tty_fasync+0x2c0/0x2c0 [ 36.221361] ? do_vfs_ioctl+0xe2/0xff0 [ 36.225219] ? lock_acquire+0x170/0x3f0 [ 36.229167] ? ioctl_preallocate+0x1a0/0x1a0 [ 36.233562] SyS_futex+0x1da/0x290 [ 36.237073] ? do_futex+0x1570/0x1570 [ 36.240849] ? security_file_ioctl+0x83/0xb0 [ 36.245228] ? fput_many+0xe/0x140 [ 36.248738] ? SyS_ioctl+0x5c/0xb0 [ 36.252246] ? do_futex+0x1570/0x1570 [ 36.256027] do_syscall_64+0x1d5/0x640 [ 36.259895] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 36.265069] RIP: 0033:0x7f9c0652fd39 executing program [ 36.268758] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 36.276452] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 36.283879] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 36.291125] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 36.298453] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 36.305694] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 36.371913] FAULT_INJECTION: forcing a failure. [ 36.371913] name fail_futex, interval 1, probability 0, space 0, times 0 [ 36.383305] CPU: 0 PID: 8105 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 36.391166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 36.400505] Call Trace: [ 36.403072] dump_stack+0x1b2/0x281 [ 36.406672] should_fail.cold+0x10a/0x149 [ 36.410886] get_futex_key+0x82a/0x11b0 [ 36.414833] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 36.419498] ? lock_downgrade+0x740/0x740 [ 36.423641] futex_wake+0xc6/0x3c0 [ 36.427167] ? get_futex_key+0x11b0/0x11b0 [ 36.432159] do_futex+0x235/0x1570 [ 36.435762] ? tty_fasync+0x2c0/0x2c0 [ 36.439548] ? proc_fail_nth_write+0x7b/0x180 [ 36.444023] ? trace_hardirqs_on+0x10/0x10 [ 36.448232] ? futex_exit_release+0x220/0x220 [ 36.452714] ? fsnotify+0x974/0x11b0 [ 36.456401] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 36.461306] ? debug_check_no_obj_freed+0x2c0/0x680 [ 36.466303] ? tty_fasync+0x2c0/0x2c0 [ 36.470075] ? do_vfs_ioctl+0xe2/0xff0 [ 36.473936] ? lock_acquire+0x170/0x3f0 [ 36.478058] ? ioctl_preallocate+0x1a0/0x1a0 [ 36.482612] SyS_futex+0x1da/0x290 [ 36.486133] ? do_futex+0x1570/0x1570 [ 36.489905] ? security_file_ioctl+0x83/0xb0 [ 36.494295] ? fput_many+0xe/0x140 [ 36.497804] ? SyS_ioctl+0x5c/0xb0 [ 36.501328] ? do_futex+0x1570/0x1570 [ 36.505100] do_syscall_64+0x1d5/0x640 [ 36.508960] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 36.514124] RIP: 0033:0x7f9c0652fd39 executing program [ 36.517814] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 36.525494] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 36.532746] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 36.539988] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 36.547229] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 36.554477] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 36.620662] FAULT_INJECTION: forcing a failure. [ 36.620662] name fail_futex, interval 1, probability 0, space 0, times 0 [ 36.632049] CPU: 0 PID: 8108 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 36.639932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 36.649269] Call Trace: [ 36.651831] dump_stack+0x1b2/0x281 [ 36.655430] should_fail.cold+0x10a/0x149 [ 36.659564] get_futex_key+0x82a/0x11b0 [ 36.663510] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 36.668152] ? lock_downgrade+0x740/0x740 [ 36.672369] futex_wake+0xc6/0x3c0 [ 36.675910] ? get_futex_key+0x11b0/0x11b0 [ 36.680115] do_futex+0x235/0x1570 [ 36.683638] ? tty_fasync+0x2c0/0x2c0 [ 36.687410] ? proc_fail_nth_write+0x7b/0x180 [ 36.691878] ? trace_hardirqs_on+0x10/0x10 [ 36.696103] ? futex_exit_release+0x220/0x220 [ 36.700575] ? fsnotify+0x974/0x11b0 [ 36.704271] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 36.709256] ? debug_check_no_obj_freed+0x2c0/0x680 [ 36.714245] ? tty_fasync+0x2c0/0x2c0 [ 36.718027] ? do_vfs_ioctl+0xe2/0xff0 [ 36.721883] ? lock_acquire+0x170/0x3f0 [ 36.725826] ? ioctl_preallocate+0x1a0/0x1a0 [ 36.730208] SyS_futex+0x1da/0x290 [ 36.733725] ? do_futex+0x1570/0x1570 [ 36.737506] ? security_file_ioctl+0x83/0xb0 [ 36.741894] ? fput_many+0xe/0x140 [ 36.745404] ? SyS_ioctl+0x5c/0xb0 [ 36.748935] ? do_futex+0x1570/0x1570 [ 36.752706] do_syscall_64+0x1d5/0x640 [ 36.756577] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 36.761738] RIP: 0033:0x7f9c0652fd39 executing program [ 36.765421] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 36.773199] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 36.780441] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 36.787702] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 36.794950] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 36.802366] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 36.868541] FAULT_INJECTION: forcing a failure. [ 36.868541] name fail_futex, interval 1, probability 0, space 0, times 0 [ 36.879937] CPU: 0 PID: 8111 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 36.887792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 36.897120] Call Trace: [ 36.899683] dump_stack+0x1b2/0x281 [ 36.903283] should_fail.cold+0x10a/0x149 [ 36.907401] get_futex_key+0x82a/0x11b0 [ 36.911360] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 36.916002] ? lock_downgrade+0x740/0x740 [ 36.920137] futex_wake+0xc6/0x3c0 [ 36.924447] ? get_futex_key+0x11b0/0x11b0 [ 36.928652] do_futex+0x235/0x1570 [ 36.932164] ? tty_fasync+0x2c0/0x2c0 [ 36.935945] ? proc_fail_nth_write+0x7b/0x180 [ 36.940525] ? trace_hardirqs_on+0x10/0x10 [ 36.944740] ? futex_exit_release+0x220/0x220 [ 36.949209] ? fsnotify+0x974/0x11b0 [ 36.952926] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 36.957852] ? debug_check_no_obj_freed+0x2c0/0x680 [ 36.962842] ? tty_fasync+0x2c0/0x2c0 [ 36.966702] ? do_vfs_ioctl+0xe2/0xff0 [ 36.970561] ? lock_acquire+0x170/0x3f0 [ 36.974512] ? ioctl_preallocate+0x1a0/0x1a0 [ 36.978891] SyS_futex+0x1da/0x290 [ 36.982403] ? do_futex+0x1570/0x1570 [ 36.986190] ? security_file_ioctl+0x83/0xb0 [ 36.990569] ? fput_many+0xe/0x140 [ 36.994079] ? SyS_ioctl+0x5c/0xb0 [ 36.997789] ? do_futex+0x1570/0x1570 [ 37.001562] do_syscall_64+0x1d5/0x640 [ 37.005422] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 37.010590] RIP: 0033:0x7f9c0652fd39 executing program [ 37.014273] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 37.021961] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 37.029205] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 37.036446] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 37.043698] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 37.050945] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 37.117506] FAULT_INJECTION: forcing a failure. [ 37.117506] name fail_futex, interval 1, probability 0, space 0, times 0 [ 37.128900] CPU: 0 PID: 8114 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 37.136759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 37.146088] Call Trace: [ 37.148650] dump_stack+0x1b2/0x281 [ 37.152248] should_fail.cold+0x10a/0x149 [ 37.156380] get_futex_key+0x82a/0x11b0 [ 37.161111] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 37.165757] ? lock_downgrade+0x740/0x740 [ 37.169875] futex_wake+0xc6/0x3c0 [ 37.173385] ? get_futex_key+0x11b0/0x11b0 [ 37.177592] do_futex+0x235/0x1570 [ 37.181102] ? tty_fasync+0x2c0/0x2c0 [ 37.184874] ? proc_fail_nth_write+0x7b/0x180 [ 37.189340] ? trace_hardirqs_on+0x10/0x10 [ 37.193556] ? futex_exit_release+0x220/0x220 [ 37.198019] ? fsnotify+0x974/0x11b0 [ 37.201712] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 37.206620] ? debug_check_no_obj_freed+0x2c0/0x680 [ 37.211614] ? tty_fasync+0x2c0/0x2c0 [ 37.215393] ? do_vfs_ioctl+0xe2/0xff0 [ 37.219253] ? lock_acquire+0x170/0x3f0 [ 37.223227] ? ioctl_preallocate+0x1a0/0x1a0 [ 37.227611] SyS_futex+0x1da/0x290 [ 37.231142] ? do_futex+0x1570/0x1570 [ 37.234929] ? security_file_ioctl+0x83/0xb0 [ 37.239314] ? fput_many+0xe/0x140 [ 37.242844] ? SyS_ioctl+0x5c/0xb0 [ 37.246362] ? do_futex+0x1570/0x1570 [ 37.250138] do_syscall_64+0x1d5/0x640 [ 37.254004] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 37.259183] RIP: 0033:0x7f9c0652fd39 executing program [ 37.262880] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 37.271205] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 37.278462] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 37.285762] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 37.293006] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 37.300333] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 37.367525] FAULT_INJECTION: forcing a failure. [ 37.367525] name fail_futex, interval 1, probability 0, space 0, times 0 [ 37.378920] CPU: 0 PID: 8117 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 37.386778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 37.396109] Call Trace: [ 37.398678] dump_stack+0x1b2/0x281 [ 37.402397] should_fail.cold+0x10a/0x149 [ 37.406527] get_futex_key+0x82a/0x11b0 [ 37.410562] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 37.415214] ? lock_downgrade+0x740/0x740 [ 37.419333] futex_wake+0xc6/0x3c0 [ 37.422844] ? get_futex_key+0x11b0/0x11b0 [ 37.427054] do_futex+0x235/0x1570 [ 37.430565] ? tty_fasync+0x2c0/0x2c0 [ 37.434342] ? proc_fail_nth_write+0x7b/0x180 [ 37.438901] ? trace_hardirqs_on+0x10/0x10 [ 37.443105] ? futex_exit_release+0x220/0x220 [ 37.447574] ? fsnotify+0x974/0x11b0 [ 37.451283] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 37.456278] ? debug_check_no_obj_freed+0x2c0/0x680 [ 37.461264] ? tty_fasync+0x2c0/0x2c0 [ 37.465040] ? do_vfs_ioctl+0xe2/0xff0 [ 37.468897] ? lock_acquire+0x170/0x3f0 [ 37.472844] ? ioctl_preallocate+0x1a0/0x1a0 [ 37.477225] SyS_futex+0x1da/0x290 [ 37.480749] ? do_futex+0x1570/0x1570 [ 37.484520] ? security_file_ioctl+0x83/0xb0 [ 37.488900] ? fput_many+0xe/0x140 [ 37.492410] ? SyS_ioctl+0x5c/0xb0 [ 37.495943] ? do_futex+0x1570/0x1570 [ 37.499837] do_syscall_64+0x1d5/0x640 [ 37.503716] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 37.509055] RIP: 0033:0x7f9c0652fd39 executing program [ 37.512738] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 37.520423] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 37.527666] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 37.534931] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 37.542181] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 37.549423] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 37.616347] FAULT_INJECTION: forcing a failure. [ 37.616347] name fail_futex, interval 1, probability 0, space 0, times 0 [ 37.627776] CPU: 1 PID: 8120 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 37.635627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 37.644951] Call Trace: [ 37.647522] dump_stack+0x1b2/0x281 [ 37.651122] should_fail.cold+0x10a/0x149 [ 37.655243] get_futex_key+0x82a/0x11b0 [ 37.659200] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 37.663840] ? lock_downgrade+0x740/0x740 [ 37.667958] futex_wake+0xc6/0x3c0 [ 37.671472] ? get_futex_key+0x11b0/0x11b0 [ 37.675680] do_futex+0x235/0x1570 [ 37.679206] ? tty_fasync+0x2c0/0x2c0 [ 37.682985] ? proc_fail_nth_write+0x7b/0x180 [ 37.687539] ? trace_hardirqs_on+0x10/0x10 [ 37.691756] ? futex_exit_release+0x220/0x220 [ 37.696223] ? fsnotify+0x974/0x11b0 [ 37.699907] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 37.704811] ? debug_check_no_obj_freed+0x2c0/0x680 [ 37.709818] ? tty_fasync+0x2c0/0x2c0 [ 37.713600] ? do_vfs_ioctl+0xe2/0xff0 [ 37.717466] ? lock_acquire+0x170/0x3f0 [ 37.721410] ? ioctl_preallocate+0x1a0/0x1a0 [ 37.725794] SyS_futex+0x1da/0x290 [ 37.729304] ? do_futex+0x1570/0x1570 [ 37.733076] ? security_file_ioctl+0x83/0xb0 [ 37.737459] ? fput_many+0xe/0x140 [ 37.740976] ? SyS_ioctl+0x5c/0xb0 [ 37.744494] ? do_futex+0x1570/0x1570 [ 37.748270] do_syscall_64+0x1d5/0x640 [ 37.752137] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 37.757296] RIP: 0033:0x7f9c0652fd39 executing program [ 37.760985] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 37.768665] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 37.775998] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 37.783248] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 37.790489] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 37.797732] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 37.864312] FAULT_INJECTION: forcing a failure. [ 37.864312] name fail_futex, interval 1, probability 0, space 0, times 0 [ 37.875692] CPU: 1 PID: 8123 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 37.883546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 37.892883] Call Trace: [ 37.895450] dump_stack+0x1b2/0x281 [ 37.899155] should_fail.cold+0x10a/0x149 [ 37.903983] get_futex_key+0x82a/0x11b0 [ 37.907944] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 37.912587] ? lock_downgrade+0x740/0x740 [ 37.916712] futex_wake+0xc6/0x3c0 [ 37.920230] ? get_futex_key+0x11b0/0x11b0 [ 37.924435] do_futex+0x235/0x1570 [ 37.927962] ? tty_fasync+0x2c0/0x2c0 [ 37.931735] ? proc_fail_nth_write+0x7b/0x180 [ 37.936210] ? trace_hardirqs_on+0x10/0x10 [ 37.940418] ? futex_exit_release+0x220/0x220 [ 37.944886] ? fsnotify+0x974/0x11b0 [ 37.948576] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 37.953481] ? debug_check_no_obj_freed+0x2c0/0x680 [ 37.958474] ? tty_fasync+0x2c0/0x2c0 [ 37.962246] ? do_vfs_ioctl+0xe2/0xff0 [ 37.966128] ? lock_acquire+0x170/0x3f0 [ 37.970090] ? ioctl_preallocate+0x1a0/0x1a0 [ 37.974478] SyS_futex+0x1da/0x290 [ 37.977997] ? do_futex+0x1570/0x1570 [ 37.981778] ? security_file_ioctl+0x83/0xb0 [ 37.986159] ? fput_many+0xe/0x140 [ 37.989671] ? SyS_ioctl+0x5c/0xb0 [ 37.993182] ? do_futex+0x1570/0x1570 [ 37.997049] do_syscall_64+0x1d5/0x640 [ 38.000914] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 38.006087] RIP: 0033:0x7f9c0652fd39 executing program [ 38.009860] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 38.017539] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 38.024785] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 38.032040] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 38.039283] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 38.046524] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 38.113233] FAULT_INJECTION: forcing a failure. [ 38.113233] name fail_futex, interval 1, probability 0, space 0, times 0 [ 38.124741] CPU: 0 PID: 8126 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 38.132598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 38.141935] Call Trace: [ 38.144498] dump_stack+0x1b2/0x281 [ 38.148103] should_fail.cold+0x10a/0x149 [ 38.152231] get_futex_key+0x82a/0x11b0 [ 38.156176] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 38.160825] ? lock_downgrade+0x740/0x740 [ 38.164959] futex_wake+0xc6/0x3c0 [ 38.168494] ? get_futex_key+0x11b0/0x11b0 [ 38.172712] do_futex+0x235/0x1570 [ 38.176226] ? tty_fasync+0x2c0/0x2c0 [ 38.180008] ? proc_fail_nth_write+0x7b/0x180 [ 38.184486] ? trace_hardirqs_on+0x10/0x10 [ 38.188696] ? futex_exit_release+0x220/0x220 [ 38.193175] ? fsnotify+0x974/0x11b0 [ 38.196860] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 38.201762] ? debug_check_no_obj_freed+0x2c0/0x680 [ 38.206748] ? tty_fasync+0x2c0/0x2c0 [ 38.210532] ? do_vfs_ioctl+0xe2/0xff0 [ 38.214396] ? lock_acquire+0x170/0x3f0 [ 38.218346] ? ioctl_preallocate+0x1a0/0x1a0 [ 38.222725] SyS_futex+0x1da/0x290 [ 38.226239] ? do_futex+0x1570/0x1570 [ 38.230012] ? security_file_ioctl+0x83/0xb0 [ 38.234392] ? fput_many+0xe/0x140 [ 38.237900] ? SyS_ioctl+0x5c/0xb0 [ 38.241420] ? do_futex+0x1570/0x1570 [ 38.245196] do_syscall_64+0x1d5/0x640 [ 38.249062] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 38.254238] RIP: 0033:0x7f9c0652fd39 executing program [ 38.257934] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 38.265627] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 38.272885] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 38.280136] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 38.287379] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 38.294884] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 38.361161] FAULT_INJECTION: forcing a failure. [ 38.361161] name fail_futex, interval 1, probability 0, space 0, times 0 [ 38.372535] CPU: 0 PID: 8129 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 38.380395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 38.390161] Call Trace: [ 38.392726] dump_stack+0x1b2/0x281 [ 38.397110] should_fail.cold+0x10a/0x149 [ 38.401241] get_futex_key+0x82a/0x11b0 [ 38.405276] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 38.409916] ? lock_downgrade+0x740/0x740 [ 38.414039] futex_wake+0xc6/0x3c0 [ 38.417550] ? get_futex_key+0x11b0/0x11b0 [ 38.421758] do_futex+0x235/0x1570 [ 38.425278] ? tty_fasync+0x2c0/0x2c0 [ 38.429057] ? proc_fail_nth_write+0x7b/0x180 [ 38.433525] ? trace_hardirqs_on+0x10/0x10 [ 38.437738] ? futex_exit_release+0x220/0x220 [ 38.442205] ? fsnotify+0x974/0x11b0 [ 38.445925] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 38.450826] ? debug_check_no_obj_freed+0x2c0/0x680 [ 38.455814] ? tty_fasync+0x2c0/0x2c0 [ 38.459586] ? do_vfs_ioctl+0xe2/0xff0 [ 38.463456] ? lock_acquire+0x170/0x3f0 [ 38.467399] ? ioctl_preallocate+0x1a0/0x1a0 [ 38.471790] SyS_futex+0x1da/0x290 [ 38.475304] ? do_futex+0x1570/0x1570 [ 38.479076] ? security_file_ioctl+0x83/0xb0 [ 38.483453] ? fput_many+0xe/0x140 [ 38.486963] ? SyS_ioctl+0x5c/0xb0 [ 38.490497] ? do_futex+0x1570/0x1570 [ 38.494298] do_syscall_64+0x1d5/0x640 [ 38.498163] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 38.503333] RIP: 0033:0x7f9c0652fd39 executing program [ 38.507710] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 38.515429] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 38.522686] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 38.529937] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 38.537181] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 38.544421] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 38.611041] FAULT_INJECTION: forcing a failure. [ 38.611041] name fail_futex, interval 1, probability 0, space 0, times 0 [ 38.622536] CPU: 0 PID: 8132 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 38.630390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 38.639727] Call Trace: [ 38.642291] dump_stack+0x1b2/0x281 [ 38.645894] should_fail.cold+0x10a/0x149 [ 38.650023] get_futex_key+0x82a/0x11b0 [ 38.653975] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 38.658619] ? lock_downgrade+0x740/0x740 [ 38.662745] futex_wake+0xc6/0x3c0 [ 38.666263] ? get_futex_key+0x11b0/0x11b0 [ 38.670481] do_futex+0x235/0x1570 [ 38.673993] ? tty_fasync+0x2c0/0x2c0 [ 38.677772] ? proc_fail_nth_write+0x7b/0x180 [ 38.682238] ? trace_hardirqs_on+0x10/0x10 [ 38.686444] ? futex_exit_release+0x220/0x220 [ 38.690911] ? fsnotify+0x974/0x11b0 [ 38.694596] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 38.699505] ? debug_check_no_obj_freed+0x2c0/0x680 [ 38.704502] ? tty_fasync+0x2c0/0x2c0 [ 38.708284] ? do_vfs_ioctl+0xe2/0xff0 [ 38.712166] ? lock_acquire+0x170/0x3f0 [ 38.716117] ? ioctl_preallocate+0x1a0/0x1a0 [ 38.720515] SyS_futex+0x1da/0x290 [ 38.724033] ? do_futex+0x1570/0x1570 [ 38.727827] ? security_file_ioctl+0x83/0xb0 [ 38.732213] ? fput_many+0xe/0x140 [ 38.735733] ? SyS_ioctl+0x5c/0xb0 [ 38.739250] ? do_futex+0x1570/0x1570 [ 38.743125] do_syscall_64+0x1d5/0x640 [ 38.747002] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 38.752166] RIP: 0033:0x7f9c0652fd39 executing program [ 38.755861] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 38.763544] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 38.770803] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 38.778090] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 38.785346] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 38.792593] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 38.859074] FAULT_INJECTION: forcing a failure. [ 38.859074] name fail_futex, interval 1, probability 0, space 0, times 0 [ 38.870466] CPU: 0 PID: 8135 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 38.878330] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 38.887829] Call Trace: [ 38.890389] dump_stack+0x1b2/0x281 [ 38.893990] should_fail.cold+0x10a/0x149 [ 38.898109] get_futex_key+0x82a/0x11b0 [ 38.902054] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 38.906704] ? lock_downgrade+0x740/0x740 [ 38.910826] futex_wake+0xc6/0x3c0 [ 38.914338] ? get_futex_key+0x11b0/0x11b0 [ 38.918543] do_futex+0x235/0x1570 [ 38.922058] ? tty_fasync+0x2c0/0x2c0 [ 38.925830] ? proc_fail_nth_write+0x7b/0x180 [ 38.930307] ? trace_hardirqs_on+0x10/0x10 [ 38.934515] ? futex_exit_release+0x220/0x220 [ 38.938979] ? fsnotify+0x974/0x11b0 [ 38.942669] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 38.947574] ? debug_check_no_obj_freed+0x2c0/0x680 [ 38.952573] ? tty_fasync+0x2c0/0x2c0 [ 38.956361] ? do_vfs_ioctl+0xe2/0xff0 [ 38.960224] ? lock_acquire+0x170/0x3f0 [ 38.964170] ? ioctl_preallocate+0x1a0/0x1a0 [ 38.968641] SyS_futex+0x1da/0x290 [ 38.972160] ? do_futex+0x1570/0x1570 [ 38.975934] ? security_file_ioctl+0x83/0xb0 [ 38.980322] ? fput_many+0xe/0x140 [ 38.983835] ? SyS_ioctl+0x5c/0xb0 [ 38.987355] ? do_futex+0x1570/0x1570 [ 38.991135] do_syscall_64+0x1d5/0x640 [ 38.995001] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.000166] RIP: 0033:0x7f9c0652fd39 executing program [ 39.003876] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 39.011555] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 39.018806] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 39.026050] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 39.033294] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 39.040546] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 39.108003] FAULT_INJECTION: forcing a failure. [ 39.108003] name fail_futex, interval 1, probability 0, space 0, times 0 [ 39.119544] CPU: 0 PID: 8138 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 39.127492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.136913] Call Trace: [ 39.139480] dump_stack+0x1b2/0x281 [ 39.143086] should_fail.cold+0x10a/0x149 [ 39.147219] get_futex_key+0x82a/0x11b0 [ 39.151185] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 39.155826] ? lock_downgrade+0x740/0x740 [ 39.159955] futex_wake+0xc6/0x3c0 [ 39.163469] ? get_futex_key+0x11b0/0x11b0 [ 39.167679] do_futex+0x235/0x1570 [ 39.171201] ? tty_fasync+0x2c0/0x2c0 [ 39.174973] ? proc_fail_nth_write+0x7b/0x180 [ 39.179439] ? trace_hardirqs_on+0x10/0x10 [ 39.183646] ? futex_exit_release+0x220/0x220 [ 39.188126] ? fsnotify+0x974/0x11b0 [ 39.191810] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 39.196727] ? debug_check_no_obj_freed+0x2c0/0x680 [ 39.201723] ? tty_fasync+0x2c0/0x2c0 [ 39.205508] ? do_vfs_ioctl+0xe2/0xff0 [ 39.209364] ? lock_acquire+0x170/0x3f0 [ 39.213325] ? ioctl_preallocate+0x1a0/0x1a0 [ 39.217728] SyS_futex+0x1da/0x290 [ 39.221246] ? do_futex+0x1570/0x1570 [ 39.225119] ? security_file_ioctl+0x83/0xb0 [ 39.229600] ? fput_many+0xe/0x140 [ 39.233115] ? SyS_ioctl+0x5c/0xb0 [ 39.236627] ? do_futex+0x1570/0x1570 [ 39.240414] do_syscall_64+0x1d5/0x640 [ 39.244287] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.249453] RIP: 0033:0x7f9c0652fd39 executing program [ 39.253141] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 39.260912] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 39.268156] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 39.275406] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 39.282661] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 39.289904] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 39.356896] FAULT_INJECTION: forcing a failure. [ 39.356896] name fail_futex, interval 1, probability 0, space 0, times 0 [ 39.368292] CPU: 0 PID: 8141 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 39.376241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.385564] Call Trace: [ 39.388129] dump_stack+0x1b2/0x281 [ 39.391738] should_fail.cold+0x10a/0x149 [ 39.395857] get_futex_key+0x82a/0x11b0 [ 39.399802] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 39.404442] ? lock_downgrade+0x740/0x740 [ 39.408563] futex_wake+0xc6/0x3c0 [ 39.412080] ? get_futex_key+0x11b0/0x11b0 [ 39.416286] do_futex+0x235/0x1570 [ 39.419806] ? tty_fasync+0x2c0/0x2c0 [ 39.423582] ? proc_fail_nth_write+0x7b/0x180 [ 39.428316] ? trace_hardirqs_on+0x10/0x10 [ 39.432524] ? futex_exit_release+0x220/0x220 [ 39.436997] ? fsnotify+0x974/0x11b0 [ 39.440682] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 39.445594] ? debug_check_no_obj_freed+0x2c0/0x680 [ 39.450583] ? tty_fasync+0x2c0/0x2c0 [ 39.454371] ? do_vfs_ioctl+0xe2/0xff0 [ 39.458231] ? lock_acquire+0x170/0x3f0 [ 39.462176] ? ioctl_preallocate+0x1a0/0x1a0 [ 39.466562] SyS_futex+0x1da/0x290 [ 39.470078] ? do_futex+0x1570/0x1570 [ 39.473855] ? security_file_ioctl+0x83/0xb0 [ 39.478243] ? fput_many+0xe/0x140 [ 39.481757] ? SyS_ioctl+0x5c/0xb0 [ 39.485267] ? do_futex+0x1570/0x1570 [ 39.489065] do_syscall_64+0x1d5/0x640 [ 39.492931] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.498186] RIP: 0033:0x7f9c0652fd39 executing program [ 39.501884] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 39.509561] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 39.516811] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 39.524153] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 39.531482] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 39.538735] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 39.605764] FAULT_INJECTION: forcing a failure. [ 39.605764] name fail_futex, interval 1, probability 0, space 0, times 0 [ 39.617152] CPU: 0 PID: 8144 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 39.625128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.634586] Call Trace: [ 39.637393] dump_stack+0x1b2/0x281 [ 39.641029] should_fail.cold+0x10a/0x149 [ 39.645160] get_futex_key+0x82a/0x11b0 [ 39.649115] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 39.653762] ? lock_downgrade+0x740/0x740 [ 39.658052] futex_wake+0xc6/0x3c0 [ 39.661561] ? get_futex_key+0x11b0/0x11b0 [ 39.665766] do_futex+0x235/0x1570 [ 39.669277] ? tty_fasync+0x2c0/0x2c0 [ 39.673045] ? proc_fail_nth_write+0x7b/0x180 [ 39.677515] ? trace_hardirqs_on+0x10/0x10 [ 39.681726] ? futex_exit_release+0x220/0x220 [ 39.686191] ? fsnotify+0x974/0x11b0 [ 39.689872] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 39.694769] ? debug_check_no_obj_freed+0x2c0/0x680 [ 39.699757] ? tty_fasync+0x2c0/0x2c0 [ 39.703531] ? do_vfs_ioctl+0xe2/0xff0 [ 39.707388] ? lock_acquire+0x170/0x3f0 [ 39.711331] ? ioctl_preallocate+0x1a0/0x1a0 [ 39.715708] SyS_futex+0x1da/0x290 [ 39.719219] ? do_futex+0x1570/0x1570 [ 39.722998] ? security_file_ioctl+0x83/0xb0 [ 39.727374] ? fput_many+0xe/0x140 [ 39.731591] ? SyS_ioctl+0x5c/0xb0 [ 39.735127] ? do_futex+0x1570/0x1570 [ 39.738906] do_syscall_64+0x1d5/0x640 [ 39.742771] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.747937] RIP: 0033:0x7f9c0652fd39 executing program [ 39.751790] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 39.759470] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 39.766715] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 39.773957] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 39.781196] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 39.788444] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 39.856185] FAULT_INJECTION: forcing a failure. [ 39.856185] name fail_futex, interval 1, probability 0, space 0, times 0 [ 39.867563] CPU: 0 PID: 8147 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 39.875412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 39.884749] Call Trace: [ 39.887310] dump_stack+0x1b2/0x281 [ 39.890910] should_fail.cold+0x10a/0x149 [ 39.895037] get_futex_key+0x82a/0x11b0 [ 39.898984] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 39.903625] ? lock_downgrade+0x740/0x740 [ 39.907744] futex_wake+0xc6/0x3c0 [ 39.911336] ? get_futex_key+0x11b0/0x11b0 [ 39.915544] do_futex+0x235/0x1570 [ 39.919064] ? tty_fasync+0x2c0/0x2c0 [ 39.922845] ? proc_fail_nth_write+0x7b/0x180 [ 39.927317] ? trace_hardirqs_on+0x10/0x10 [ 39.931525] ? futex_exit_release+0x220/0x220 [ 39.936081] ? fsnotify+0x974/0x11b0 [ 39.939779] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 39.944682] ? debug_check_no_obj_freed+0x2c0/0x680 [ 39.949673] ? tty_fasync+0x2c0/0x2c0 [ 39.953444] ? do_vfs_ioctl+0xe2/0xff0 [ 39.957302] ? lock_acquire+0x170/0x3f0 [ 39.961248] ? ioctl_preallocate+0x1a0/0x1a0 [ 39.965636] SyS_futex+0x1da/0x290 [ 39.969149] ? do_futex+0x1570/0x1570 [ 39.972924] ? security_file_ioctl+0x83/0xb0 [ 39.977310] ? fput_many+0xe/0x140 [ 39.980823] ? SyS_ioctl+0x5c/0xb0 [ 39.984335] ? do_futex+0x1570/0x1570 [ 39.988116] do_syscall_64+0x1d5/0x640 [ 39.991979] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 39.997151] RIP: 0033:0x7f9c0652fd39 executing program [ 40.000836] RSP: 002b:00007f9c064c0268 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 40.008531] RAX: ffffffffffffffda RBX: 00007f9c065b84d0 RCX: 00007f9c0652fd39 [ 40.015781] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f9c065b84dc [ 40.023031] RBP: 00007f9c0658519c R08: 0000000000000000 R09: 0000000000000000 [ 40.030383] R10: 0000000000000001 R11: 0000000000000246 R12: 00007f9c064c0280 [ 40.037651] R13: 00007f9c065b84d8 R14: 00007f9c064c027c R15: 0000000000000001 [ 40.105727] FAULT_INJECTION: forcing a failure. [ 40.105727] name fail_futex, interval 1, probability 0, space 0, times 0 [ 40.117172] CPU: 0 PID: 8150 Comm: syz-executor389 Not tainted 4.14.304-syzkaller #0 [ 40.125033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 40.134400] Call Trace: [ 40.136969] dump_stack+0x1b2/0x281 [ 40.140746] should_fail.cold+0x10a/0x149 [ 40.144897] get_futex_key+0x82a/0x11b0 [ 40.148846] ? futex_lock_pi_atomic+0x2e0/0x2e0 [ 40.153491] ? lock_downgrade+0x740/0x740 [ 40.157609] futex_wake+0xc6/0x3c0 [ 40.161126] ? get_futex_key+0x11b0/0x11b0 [ 40.165334] do_futex+0x235/0x1570 [ 40.168859] ? tty_fasync+0x2c0/0x2c0 [ 40.172634] ? proc_fail_nth_write+0x7b/0x180 [ 40.177099] ? trace_hardirqs_on+0x10/0x10 [ 40.181305] ? futex_exit_release+0x220/0x220 [ 40.185784] ? fsnotify+0x974/0x11b0 [ 40.189572] ? proc_tgid_io_accounting+0x7a0/0x7a0 [ 40.194480] ? debug_check_no_obj_freed+0x2c0/0x680 [ 40.199472] ? tty_fasync+0x2c0/0x2c0 [ 40.203272] ? do_vfs_ioctl+0xe2/0xff0 [ 40.207135] ? lock_acquire+0x170/0x3f0 [ 40.211188] ? ioctl_preallocate+0x1a0/0x1a0 [ 40.215575] SyS_futex+0x1da/0x290 [ 40.219106] ? do_futex+0x1570/0x1570 [ 40.222986] ? security_file_ioctl+0x83/0xb0 [ 40.227385] ? fput_many+0xe/0x140 [ 40.230900] ? SyS_ioctl+0x5c/0xb0 [ 40.234420] ? do_futex+0x1570/0x1570 [ 40.238212] do_syscall_64+0x1d5/0x640 [ 40.242076] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 40.247242] RIP: 0033:0x7f9c0652fd39