[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 11.085588] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 12.451279] random: crng init done Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts. executing program [ 38.777752] audit: type=1400 audit(1557276574.551:5): avc: denied { wake_alarm } for pid=2056 comm="syz-executor394" 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 [ 38.781547] ODEBUG: object 0000000000905559 is on stack 00000000806603e1, but NOT annotated. [ 38.782810] ------------[ cut here ]------------ [ 38.783484] WARNING: CPU: 0 PID: 2056 at lib/debugobjects.c:303 __debug_object_init.cold+0x6b/0x2fd [ 38.784741] Kernel panic - not syncing: panic_on_warn set ... [ 38.784741] [ 38.785776] CPU: 0 PID: 2056 Comm: syz-executor394 Not tainted 4.9.173 #1 [ 38.786776] ffff8801ce427a58 ffffffff81b4fc11 0000000000000000 ffffffff82a39c20 [ 38.788020] 00000000ffffffff 0000000000000000 0000000000000009 ffff8801ce427b38 [ 38.789253] ffffffff813f970a 0000000041b58ab3 ffffffff82e2f182 ffffffff813f9531 [ 38.790412] Call Trace: [ 38.790798] [<000000008a640a00>] dump_stack+0xc1/0x120 [ 38.791535] [<0000000066e450cf>] panic+0x1d9/0x3bd [ 38.792209] [<0000000067350329>] ? add_taint.cold+0x16/0x16 [ 38.793001] [<000000009f566e95>] ? vprintk+0x28/0x30 [ 38.793737] [<0000000020fb1389>] ? printk+0xc2/0xf5 [ 38.794485] [<000000001afb5adf>] ? __warn.cold+0x14/0x2f [ 38.795224] [<00000000fb347da7>] ? __debug_object_init.cold+0x6b/0x2fd [ 38.796141] [<000000007ef0fe15>] __warn.cold+0x2f/0x2f [ 38.796861] [<0000000018241342>] warn_slowpath_null+0x2d/0x40 [ 38.797760] [<00000000fb347da7>] __debug_object_init.cold+0x6b/0x2fd [ 38.803215] [<0000000074611521>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 38.809957] [<000000007900ffa3>] ? debug_object_fixup+0x30/0x30 [ 38.816087] [<00000000c262e060>] ? selinux_capable+0x36/0x40 [ 38.821964] [<00000000d7fe7486>] debug_object_init+0x16/0x20 [ 38.827839] [<00000000f6e2e2ec>] hrtimer_init+0x2a/0x2f0 [ 38.833363] [<00000000318105c5>] alarm_timer_nsleep+0x160/0x4e0 [ 38.839495] [<0000000096b879da>] ? alarmtimer_do_nsleep+0x2a0/0x2a0 [ 38.845975] [<00000000e3c71587>] ? handle_mm_fault+0x546/0x2420 [ 38.852186] [<0000000074611521>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 38.858929] [<000000004c1d9bbb>] ? __might_fault+0x114/0x1d0 [ 38.864799] [<00000000a6ceff5d>] SyS_clock_nanosleep+0x1be/0x280 [ 38.871021] [<0000000028e8bf46>] ? SyS_clock_getres+0x200/0x200 [ 38.877151] [<00000000d2b6a275>] ? do_syscall_64+0x4a/0x570 [ 38.882936] [<0000000028e8bf46>] ? SyS_clock_getres+0x200/0x200 [ 38.889066] [<0000000048c9ec76>] do_syscall_64+0x1ad/0x570 [ 38.894809] [<00000000c41eaa12>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 38.902236] Kernel Offset: disabled [ 38.906052] Rebooting in 86400 seconds..