[....] Starting enhanced syslogd: rsyslogd[ 10.575603] audit: type=1400 audit(1515306578.685:5): avc: denied { syslog } for pid=3309 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: [ 12.482293] audit: type=1400 audit(1515306580.592:6): avc: denied { map } for pid=3449 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 '10.128.0.55' (ECDSA) to the list of known hosts. [ 21.781650] audit: type=1400 audit(1515306589.891:7): avc: denied { map } for pid=3464 comm="syzkaller907808" path="/root/syzkaller907808815" 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 [ 21.783438] WARNING: CPU: 0 PID: 3464 at drivers/staging/android/ion/ion-ioctl.c:63 ion_ioctl+0x1e5/0x210 [ 21.783443] Kernel panic - not syncing: panic_on_warn set ... [ 21.783443] [ 21.783451] CPU: 0 PID: 3464 Comm: syzkaller907808 Not tainted 4.15.0-rc6-next-20180105+ #89 [ 21.783454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.783457] Call Trace: [ 21.783469] dump_stack+0x137/0x198 [ 21.783485] panic+0x1e4/0x41c [ 21.783493] ? refcount_error_report+0x214/0x214 [ 21.783503] ? show_regs_print_info+0x18/0x18 [ 21.783517] ? __probe_kernel_read+0x16b/0x1c0 [ 21.783526] ? __warn+0x1c1/0x200 [ 21.783537] ? ion_ioctl+0x1e5/0x210 [ 21.783543] __warn+0x1dc/0x200 [ 21.783550] ? ion_ioctl+0x1e5/0x210 [ 21.783561] report_bug+0x211/0x2d0 [ 21.783576] fixup_bug.part.11+0x37/0x80 [ 21.783584] do_error_trap+0x249/0x290 [ 21.783593] ? math_error+0x310/0x310 [ 21.783606] ? find_held_lock+0x35/0x1e0 [ 21.783623] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 21.783637] do_invalid_op+0x1b/0x20 [ 21.783645] invalid_op+0x22/0x40 [ 21.783650] RIP: 0010:ion_ioctl+0x1e5/0x210 [ 21.783654] RSP: 0018:ffff8801d01c7d30 EFLAGS: 00010293 [ 21.783661] RAX: ffff8801c13f80c0 RBX: 0000000000000018 RCX: ffffffff83ab1ce5 [ 21.783665] RDX: 0000000000000000 RSI: 0000000020001018 RDI: ffff8801d01c7d70 [ 21.783669] RBP: ffff8801d01c7dc0 R08: 00000000000002ff R09: ffffed003a038fae [ 21.783673] R10: 0000000000000003 R11: ffffed003a038fad R12: 1ffff1003a038fa7 [ 21.783677] R13: 00000000c0184908 R14: ffff8801d01c7d98 R15: 0000000020001000 [ 21.783693] ? ion_ioctl+0x1e5/0x210 [ 21.783710] ? ion_query_heaps+0x3c0/0x3c0 [ 21.783725] ? ion_query_heaps+0x3c0/0x3c0 [ 21.783738] do_vfs_ioctl+0x190/0xfe0 [ 21.783746] ? selinux_file_ioctl+0x354/0x540 [ 21.783752] ? __fget_light+0x158/0x1e0 [ 21.783763] ? ioctl_preallocate+0x1c0/0x1c0 [ 21.783772] ? swsusp_arch_resume+0xc78/0xea0 [ 21.783799] ? security_file_ioctl+0x89/0xb0 [ 21.783811] SyS_ioctl+0x8f/0xc0 [ 21.783825] entry_SYSCALL_64_fastpath+0x23/0x9a [ 21.783830] RIP: 0033:0x43fe19 [ 21.783834] RSP: 002b:00007ffeec89c208 EFLAGS: 00000286 ORIG_RAX: 0000000000000010 [ 21.783840] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 000000000043fe19 [ 21.783844] RDX: 0000000020001000 RSI: 00000000c0184908 RDI: 0000000000000003 [ 21.783848] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 21.783852] R10: 0000000020005000 R11: 0000000000000286 R12: 0000000000401780 [ 21.783855] R13: 0000000000401810 R14: 0000000000000000 R15: 0000000000000000 [ 21.808110] Dumping ftrace buffer: [ 21.808168] (ftrace buffer empty) [ 21.808170] Kernel Offset: disabled [ 22.060281] Rebooting in 86400 seconds..