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 'ci-android-49-kasan-gce-7,10.128.15.220' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 42.995987] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000013 [ 42.995987] [ 42.997303] CPU: 1 PID: 1 Comm: init Not tainted 4.9.48-g93babeb #44 [ 42.998173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.999405] ffff8801da20f930 ffffffff81d92f89 ffffffff83a489c0 ffff8801da20fa08 [ 43.000527] ffff8801da220000 dffffc0000000000 ffff8801da220010 ffff8801da20f9f8 [ 43.001653] ffffffff8142e6d1 0000000041b58ab3 ffffffff84184930 ffffffff8142e515 [ 43.002775] Call Trace: [ 43.003131] [] dump_stack+0xc1/0x128 [ 43.003855] [] panic+0x1bc/0x3a8 [ 43.004520] [] ? percpu_up_read_preempt_enable.constprop.54+0xd7/0xd7 [ 43.005595] [] ? do_exit+0x86d/0x2a50 [ 43.006312] [] ? do_exit+0x1f3b/0x2a50 [ 43.007057] [] do_exit+0x237f/0x2a50 executing program executing program executing program [ 43.007798] [] ? finish_task_switch+0x1c1/0x630 [ 43.008633] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 43.009578] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 43.010417] [] ? release_task+0x1240/0x1240 [ 43.011202] [] ? __dequeue_signal+0xa3/0x550 [ 43.012000] [] ? recalc_sigpending_tsk+0x102/0x150 [ 43.012863] [] ? recalc_sigpending+0x72/0x90 [ 43.013657] [] ? __dequeue_signal+0x550/0x550 [ 43.014463] [] do_group_exit+0x108/0x320 [ 43.015214] [] get_signal+0x55c/0x1600 [ 43.015973] [] ? __check_object_size+0x174/0x3a9 [ 43.021757] [] do_signal+0x87/0x1960 [ 43.027085] [] ? poll_select_copy_remaining+0x27d/0x3a0 [ 43.034061] [] ? poll_schedule_timeout+0x1f0/0x1f0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 43.040600] [] ? setup_sigcontext+0x7d0/0x7d0 [ 43.046709] [] ? kvm_clock_get_cycles+0x9/0x10 [ 43.052902] [] ? ktime_get_ts64+0x1ea/0x2c0 [ 43.058836] [] ? poll_select_set_timeout+0xa6/0x110 [ 43.065463] [] ? timespec64_add_safe+0x10c/0x170 [ 43.071837] [] ? SyS_select+0x176/0x1e0 [ 43.077425] [] ? core_sys_select+0x730/0x730 [ 43.083634] [] exit_to_usermode_loop+0xe5/0x130 [ 43.089916] [] syscall_return_slowpath+0x1a0/0x1e0 executing program executing program executing program executing program executing program executing program executing program [ 43.096458] [] entry_SYSCALL_64_fastpath+0xc4/0xc6 [ 43.103357] Dumping ftrace buffer: [ 43.106867] (ftrace buffer empty) [ 43.110543] Kernel Offset: disabled [ 43.114132] Rebooting in 86400 seconds..