Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 9.394759] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 48.484797] random: sshd: uninitialized urandom read (32 bytes read) [ 48.998905] random: sshd: uninitialized urandom read (32 bytes read) [ 49.115149] random: crng init done Warning: Permanently added '10.128.0.22' (ECDSA) to the list of known hosts. executing program [ 55.336271] audit: type=1400 audit(1540680350.147:5): avc: denied { wake_alarm } for pid=2060 comm="syz-executor412" capability=35 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=capability2 permissive=1 [ 55.360891] ODEBUG: object ffff8801cea5fd70 is on stack ffff8801cea58000, but NOT annotated. [ 55.369447] ------------[ cut here ]------------ [ 55.374188] WARNING: CPU: 0 PID: 2060 at lib/debugobjects.c:303 __debug_object_init.cold.8+0x6b/0x258 [ 55.383517] Kernel panic - not syncing: panic_on_warn set ... [ 55.383517] [ 55.390854] CPU: 0 PID: 2060 Comm: syz-executor412 Not tainted 4.9.135+ #61 [ 55.397931] ffff8801cea5fac8 ffffffff81b36bf9 ffffffff82a38ba0 00000000ffffffff [ 55.405921] 0000000000000000 0000000000000000 000000000000012f ffff8801cea5fb88 [ 55.413964] ffffffff813f6aa5 0000000041b58ab3 ffffffff82e2a6e3 ffffffff813f68e6 [ 55.421945] Call Trace: [ 55.424511] [] dump_stack+0xc1/0x128 [ 55.429853] [] panic+0x1bf/0x39f [ 55.434850] [] ? add_taint.cold.6+0x16/0x16 [ 55.440799] [] ? vprintk_default+0x1d/0x30 [ 55.446657] [] ? __warn.cold.9+0xa6/0x17f [ 55.452429] [] ? __debug_object_init.cold.8+0x6b/0x258 [ 55.459333] [] __warn.cold.9+0xc1/0x17f [ 55.464939] [] warn_slowpath_null+0x2c/0x40 [ 55.470893] [] __debug_object_init.cold.8+0x6b/0x258 [ 55.477675] [] ? debug_object_fixup+0x30/0x30 [ 55.483803] [] ? selinux_capable+0x36/0x40 [ 55.489664] [] debug_object_init+0x16/0x20 [ 55.495527] [] hrtimer_init+0x2a/0x2e0 [ 55.501049] [] alarm_timer_nsleep+0x14d/0x4d0 [ 55.507179] [] ? alarmtimer_do_nsleep+0x2d0/0x2d0 [ 55.513647] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 55.520432] [] ? __might_fault+0x114/0x1d0 [ 55.526301] [] SyS_clock_nanosleep+0x1b9/0x270 [ 55.532514] [] ? SyS_clock_getres+0x200/0x200 [ 55.538640] [] ? do_syscall_64+0x48/0x550 [ 55.544412] [] ? SyS_clock_getres+0x200/0x200 [ 55.550534] [] do_syscall_64+0x19f/0x550 [ 55.556220] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 55.563634] Kernel Offset: disabled [ 55.567413] Rebooting in 86400 seconds..