[....] Starting enhanced syslogd: rsyslogd[ 13.187660] audit: type=1400 audit(1561521235.081:4): avc: denied { syslog } for pid=1918 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?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 '10.128.10.15' (ECDSA) to the list of known hosts. 2019/06/26 03:55:30 parsed 1 programs 2019/06/26 03:55:32 executed programs: 0 syzkaller login: INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes 2019/06/26 03:55:37 executed programs: 122 2019/06/26 03:55:42 executed programs: 256 2019/06/26 03:55:47 executed programs: 392 2019/06/26 03:55:52 executed programs: 525 2019/06/26 03:55:57 executed programs: 657 2019/06/26 03:56:02 executed programs: 793 2019/06/26 03:56:07 executed programs: 928 2019/06/26 03:56:12 executed programs: 1066 2019/06/26 03:56:17 executed programs: 1205 2019/06/26 03:56:22 executed programs: 1340 2019/06/26 03:56:27 executed programs: 1481 2019/06/26 03:56:32 executed programs: 1617 2019/06/26 03:56:37 executed programs: 1751 2019/06/26 03:56:42 executed programs: 1890 2019/06/26 03:56:47 executed programs: 2023 2019/06/26 03:56:52 executed programs: 2160 2019/06/26 03:56:57 executed programs: 2293 2019/06/26 03:57:02 executed programs: 2429 2019/06/26 03:57:07 executed programs: 2564 2019/06/26 03:57:12 executed programs: 2698 2019/06/26 03:57:17 executed programs: 2831 2019/06/26 03:57:22 executed programs: 2965 2019/06/26 03:57:27 executed programs: 3103 [ 226.359146] ------------[ cut here ]------------ [ 226.363956] kernel BUG at mm/vmstat.c:1425! [ 226.368260] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 226.374131] Modules linked in: [ 226.377426] CPU: 1 PID: 348 Comm: kworker/1:2 Not tainted 4.4.174+ #4 [ 226.384008] Workqueue: vmstat vmstat_update [ 226.388430] task: ffff8801d7ebc740 task.stack: ffff8800b9ff0000 [ 226.394462] RIP: 0010:[] [] vmstat_update+0x99/0xb0 [ 226.402915] RSP: 0018:ffff8800b9ff7bc0 EFLAGS: 00010287 [ 226.408355] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 226.415623] RDX: 0000000000000000 RSI: ffffffff81b0abec RDI: ffff8801d7ebcb38 [ 226.422884] RBP: ffff8800b9ff7be0 R08: ffffffff82836950 R09: ffff8801d7ebd050 [ 226.430283] R10: ffffffff83a189d0 R11: 0000000000000000 R12: ffff8801db71b380 [ 226.437534] R13: ffff8800b9ff7c78 R14: ffff8800b9ec8000 R15: ffff8801db71df00 [ 226.444792] FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 226.453060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 226.458936] CR2: 00000000013773f0 CR3: 00000000b67ec000 CR4: 00000000001606b0 [ 226.466199] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 226.473451] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 226.480706] Stack: [ 226.482836] 0000000000000000 ffff8801db71b380 ffff8800b9ff7c78 ffff8800b9ec8000 [ 226.490860] ffff8800b9ff7d00 ffffffff81122c25 ffffffff81122b42 ffffffff81159431 [ 226.498961] ffff8800b9ec8048 ffff8800bb55e000 ffff880000000000 ffff8800b9ec8020 [ 226.506968] Call Trace: [ 226.509556] [] process_one_work+0x825/0x1720 [ 226.515624] [] ? process_one_work+0x742/0x1720 [ 226.521858] [] ? finish_task_switch+0x1e1/0x660 [ 226.528175] [] ? cancel_delayed_work_sync+0x20/0x20 [ 226.534837] [] worker_thread+0x4e4/0xf50 [ 226.540539] [] ? __schedule+0x7e3/0x1ee0 [ 226.546330] [] ? process_one_work+0x1720/0x1720 [ 226.552647] [] kthread+0x273/0x310 [ 226.557835] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 226.564489] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 226.570949] [] ? finish_task_switch+0x1e1/0x660 [ 226.577312] [] ? finish_task_switch+0x1b3/0x660 [ 226.583619] [] ? __schedule+0x7af/0x1ee0 [ 226.589319] [] ? __schedule+0x7a3/0x1ee0 [ 226.595038] [] ? __schedule+0x7af/0x1ee0 [ 226.600748] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 226.607492] [] ret_from_fork+0x55/0x80 [ 226.613089] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 226.619743] Code: 89 f6 e8 4b 95 d1 ff 5b 41 5c 41 5d 41 5e 5d c3 e8 cd e3 6f 00 89 c0 f0 48 0f ab 05 92 f4 c1 02 72 09 5b 41 5c 41 5d 41 5e 5d c3 <0f> 0b e8 c0 84 07 00 eb af 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 [ 226.647033] RIP [] vmstat_update+0x99/0xb0 [ 226.653025] RSP [ 226.657791] ---[ end trace a4efff64d9da4990 ]--- [ 226.662781] Kernel panic - not syncing: Fatal exception [ 226.668510] Kernel Offset: disabled [ 226.672122] Rebooting in 86400 seconds..