INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.23' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.405124] FAULT_INJECTION: forcing a failure. [ 42.405124] name failslab, interval 1, probability 0, space 0, times 1 [ 42.416411] CPU: 1 PID: 4498 Comm: syz-executor465 Not tainted 4.16.0+ #87 [ 42.423435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.432782] Call Trace: [ 42.435375] dump_stack+0x185/0x1d0 [ 42.439013] should_fail+0x87b/0xab0 [ 42.442757] should_failslab+0x279/0x2a0 [ 42.446830] __kmalloc+0xc2/0x350 [ 42.450309] ? input_alloc_absinfo+0xa5/0x190 [ 42.454821] ? input_alloc_absinfo+0x2b/0x190 [ 42.459315] input_alloc_absinfo+0xa5/0x190 [ 42.463660] uinput_ioctl_handler+0x38a2/0x39f0 [ 42.468359] ? kmsan_set_origin+0x9e/0x160 [ 42.472609] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 42.477989] uinput_ioctl+0x9a/0xb0 [ 42.481620] ? uinput_poll+0x220/0x220 [ 42.485502] do_vfs_ioctl+0xaf0/0x2440 [ 42.489387] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 42.494744] ? __fget_light+0x1f5/0x710 [ 42.498731] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 42.504113] SYSC_ioctl+0x1d2/0x260 [ 42.507764] SyS_ioctl+0x54/0x80 [ 42.511154] do_syscall_64+0x309/0x430 [ 42.515058] ? ioctl_file_clone+0x4f0/0x4f0 [ 42.519385] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 42.524564] RIP: 0033:0x440429 [ 42.527741] RSP: 002b:00007ffe9308d2b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.535444] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440429 [ 42.542702] RDX: 0000000000000000 RSI: 0000000040005504 RDI: 0000000000000003 [ 42.549958] RBP: 00000000006cb018 R08: 0000000000000001 R09: 00007ffe93080031 [ 42.557216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 42.564475] R13: ffffffffffffffff R14: 0000000000000000 R15: 0000000000000000 [ 42.571882] ------------[ cut here ]------------ [ 42.576683] input_alloc_absinfo(): kcalloc() failed? [ 42.582155] WARNING: CPU: 1 PID: 4498 at drivers/input/input.c:487 input_alloc_absinfo+0x183/0x190 [ 42.591263] Kernel panic - not syncing: panic_on_warn set ... [ 42.591263] [ 42.598626] CPU: 1 PID: 4498 Comm: syz-executor465 Not tainted 4.16.0+ #87 [ 42.605624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.614966] Call Trace: [ 42.617556] dump_stack+0x185/0x1d0 [ 42.621181] panic+0x39d/0x940 [ 42.624391] ? disable_trace_on_warning+0x18/0xd0 [ 42.629227] __warn+0x40f/0x580 [ 42.632502] ? input_alloc_absinfo+0x183/0x190 [ 42.637093] report_bug+0x72a/0x880 [ 42.640721] ? input_alloc_absinfo+0x183/0x190 [ 42.645301] do_error_trap+0x1aa/0x600 [ 42.649221] do_invalid_op+0x46/0x50 [ 42.652959] invalid_op+0x1b/0x40 [ 42.656417] RIP: 0010:input_alloc_absinfo+0x183/0x190 [ 42.661590] RSP: 0018:ffff88019651faa8 EFLAGS: 00010282 [ 42.666945] RAX: 0000000000000028 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.674202] RDX: 0000000000000000 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000 [ 42.681465] RBP: ffff88019651fae0 R08: 0000000001080020 R09: 0000000000000002 [ 42.688731] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 42.695992] R13: ffff8801a19ec140 R14: ffff88019796e198 R15: 0000000000000000 [ 42.703337] ? input_alloc_absinfo+0x183/0x190 [ 42.707950] uinput_ioctl_handler+0x38a2/0x39f0 [ 42.712647] ? kmsan_set_origin+0x9e/0x160 [ 42.716896] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 42.722280] uinput_ioctl+0x9a/0xb0 [ 42.725908] ? uinput_poll+0x220/0x220 [ 42.729792] do_vfs_ioctl+0xaf0/0x2440 [ 42.733682] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 42.739057] ? __fget_light+0x1f5/0x710 [ 42.743105] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 42.748507] SYSC_ioctl+0x1d2/0x260 [ 42.752174] SyS_ioctl+0x54/0x80 [ 42.755564] do_syscall_64+0x309/0x430 [ 42.759454] ? ioctl_file_clone+0x4f0/0x4f0 [ 42.763772] entry_SYSCALL_64_after_hwframe+0x3d/0xa2 [ 42.768951] RIP: 0033:0x440429 [ 42.772130] RSP: 002b:00007ffe9308d2b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.779833] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440429 [ 42.787104] RDX: 0000000000000000 RSI: 0000000040005504 RDI: 0000000000000003 [ 42.794376] RBP: 00000000006cb018 R08: 0000000000000001 R09: 00007ffe93080031 [ 42.801635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 42.808893] R13: ffffffffffffffff R14: 0000000000000000 R15: 0000000000000000 [ 42.816649] Dumping ftrace buffer: [ 42.820176] (ftrace buffer empty) [ 42.823872] Kernel Offset: disabled [ 42.827493] Rebooting in 86400 seconds..