[....] Starting enhanced syslogd: rsyslogd[ 10.392409] audit: type=1400 audit(1515328937.078:5): avc: denied { syslog } for pid=3313 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 syzkaller login: [ 15.204012] audit: type=1400 audit(1515328941.889:6): avc: denied { map } for pid=3453 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.15.232' (ECDSA) to the list of known hosts. [ 37.357496] audit: type=1400 audit(1515328964.043:7): avc: denied { map } for pid=3471 comm="syzkaller212078" path="/root/syzkaller212078871" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 37.358876] WARNING: CPU: 0 PID: 3471 at drivers/staging/android/ion/ion-ioctl.c:63 ion_ioctl+0x1e5/0x210 [ 37.358880] Kernel panic - not syncing: panic_on_warn set ... [ 37.358880] [ 37.358886] CPU: 0 PID: 3471 Comm: syzkaller212078 Not tainted 4.15.0-rc6-mm1+ #51 [ 37.358889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.358891] Call Trace: [ 37.358899] dump_stack+0x137/0x198 [ 37.358910] panic+0x1e4/0x41c [ 37.358915] ? refcount_error_report+0x214/0x214 [ 37.358922] ? show_regs_print_info+0x18/0x18 [ 37.358932] ? __probe_kernel_read+0x16b/0x1c0 [ 37.358938] ? __warn+0x1c1/0x200 [ 37.358945] ? ion_ioctl+0x1e5/0x210 [ 37.358949] __warn+0x1dc/0x200 [ 37.358953] ? ion_ioctl+0x1e5/0x210 [ 37.358959] report_bug+0x211/0x2d0 [ 37.358969] fixup_bug.part.11+0x37/0x80 [ 37.358974] do_error_trap+0x249/0x290 [ 37.358979] ? math_error+0x310/0x310 [ 37.358987] ? find_held_lock+0x35/0x1e0 [ 37.358998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.359007] do_invalid_op+0x1b/0x20 [ 37.359013] invalid_op+0x22/0x40 [ 37.359017] RIP: 0010:ion_ioctl+0x1e5/0x210 [ 37.359020] RSP: 0018:ffff8801c0b3fd30 EFLAGS: 00010293 [ 37.359024] RAX: ffff8801c05084c0 RBX: 0000000000000018 RCX: ffffffff83ab1f55 [ 37.359027] RDX: 0000000000000000 RSI: 0000000020001018 RDI: ffff8801c0b3fd70 [ 37.359029] RBP: ffff8801c0b3fdc0 R08: 00000000000002ff R09: ffffed0038167fae [ 37.359032] R10: 0000000000000003 R11: ffffed0038167fad R12: 1ffff10038167fa7 [ 37.359034] R13: 00000000c0184908 R14: ffff8801c0b3fd98 R15: 0000000020001000 [ 37.359044] ? ion_ioctl+0x1e5/0x210 [ 37.359054] ? ion_query_heaps+0x3c0/0x3c0 [ 37.359063] ? ion_query_heaps+0x3c0/0x3c0 [ 37.359071] do_vfs_ioctl+0x190/0xfe0 [ 37.359077] ? selinux_file_ioctl+0x354/0x540 [ 37.359082] ? __fget_light+0x158/0x1e0 [ 37.359088] ? ioctl_preallocate+0x1c0/0x1c0 [ 37.359094] ? swsusp_arch_resume+0xa08/0xea0 [ 37.359110] ? security_file_ioctl+0x89/0xb0 [ 37.359118] SyS_ioctl+0x8f/0xc0 [ 37.359127] entry_SYSCALL_64_fastpath+0x23/0x9a [ 37.359130] RIP: 0033:0x43fe19 [ 37.359132] RSP: 002b:00007ffe8df2f168 EFLAGS: 00000286 ORIG_RAX: 0000000000000010 [ 37.359136] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 000000000043fe19 [ 37.359138] RDX: 0000000020001000 RSI: 00000000c0184908 RDI: 0000000000000003 [ 37.359141] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 37.359143] R10: 0000000020005000 R11: 0000000000000286 R12: 0000000000401780 [ 37.359145] R13: 0000000000401810 R14: 0000000000000000 R15: 0000000000000000 [ 37.383391] Dumping ftrace buffer: [ 37.383484] (ftrace buffer empty) [ 37.383486] Kernel Offset: disabled [ 37.634974] Rebooting in 86400 seconds..