[....] Starting enhanced syslogd: rsyslogd[ 12.456668] audit: type=1400 audit(1514747144.749:5): avc: denied { syslog } for pid=3348 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: [ 17.478042] audit: type=1400 audit(1514747149.770:6): avc: denied { map } for pid=3488 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 '10.128.0.10' (ECDSA) to the list of known hosts. [ 34.903978] audit: type=1400 audit(1514747167.196:7): avc: denied { map } for pid=3506 comm="syzkaller202903" path="/root/syzkaller202903127" 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 [ 34.905431] WARNING: CPU: 0 PID: 3506 at drivers/staging/android/ion/ion-ioctl.c:73 ion_ioctl+0x2db/0x380 [ 34.905435] Kernel panic - not syncing: panic_on_warn set ... [ 34.905435] [ 34.905440] CPU: 0 PID: 3506 Comm: syzkaller202903 Not tainted 4.15.0-rc5+ #244 [ 34.905443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.905445] Call Trace: [ 34.905453] dump_stack+0x194/0x257 [ 34.905461] ? arch_local_irq_restore+0x53/0x53 [ 34.905471] ? vsnprintf+0x1ed/0x1900 [ 34.905481] panic+0x1e4/0x41c [ 34.905486] ? refcount_error_report+0x214/0x214 [ 34.905493] ? show_regs_print_info+0x18/0x18 [ 34.905504] ? __warn+0x1c1/0x200 [ 34.905511] ? ion_ioctl+0x2db/0x380 [ 34.905515] __warn+0x1dc/0x200 [ 34.905521] ? kasan_slab_free+0x71/0xc0 [ 34.905524] ? ion_ioctl+0x2db/0x380 [ 34.905531] report_bug+0x211/0x2d0 [ 34.905544] fixup_bug.part.11+0x37/0x80 [ 34.905550] do_error_trap+0x2d7/0x3e0 [ 34.905559] ? math_error+0x400/0x400 [ 34.905565] ? __might_fault+0x110/0x1d0 [ 34.905571] ? lock_downgrade+0x980/0x980 [ 34.905585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.905594] do_invalid_op+0x1b/0x20 [ 34.905600] invalid_op+0x22/0x40 [ 34.905603] RIP: 0010:ion_ioctl+0x2db/0x380 [ 34.905606] RSP: 0018:ffff8801bfcffce0 EFLAGS: 00010293 [ 34.905610] RAX: ffff8801c03fc040 RBX: 0000000000000018 RCX: ffffffff8410f0fb [ 34.905613] RDX: 0000000000000000 RSI: 0000000020002018 RDI: ffff8801bfcffd14 [ 34.905615] RBP: ffff8801bfcffd78 R08: 0000000000000000 R09: ffffed0037f9ffa5 [ 34.905618] R10: 0000000000000003 R11: ffffed0037f9ffa4 R12: 1ffff10037f9ff9e [ 34.905620] R13: 00000000c0184908 R14: ffff8801bfcffd50 R15: dffffc0000000000 [ 34.905631] ? ion_ioctl+0x2db/0x380 [ 34.905643] ? ion_query_heaps+0x490/0x490 [ 34.905656] ? ion_query_heaps+0x490/0x490 [ 34.905662] do_vfs_ioctl+0x1b1/0x1520 [ 34.905665] ? _cond_resched+0x14/0x30 [ 34.905674] ? ioctl_preallocate+0x2b0/0x2b0 [ 34.905685] ? selinux_capable+0x40/0x40 [ 34.905697] ? user_path_at_empty+0x40/0x50 [ 34.905712] ? security_file_ioctl+0x89/0xb0 [ 34.905720] SyS_ioctl+0x8f/0xc0 [ 34.905730] entry_SYSCALL_64_fastpath+0x23/0x9a [ 34.905733] RIP: 0033:0x43fcb9 [ 34.905736] RSP: 002b:00007ffcfad37b18 EFLAGS: 00000286 ORIG_RAX: 0000000000000010 [ 34.905740] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fcb9 [ 34.905742] RDX: 0000000020002000 RSI: 00000000c0184908 RDI: 0000000000000003 [ 34.905744] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 34.905747] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000401620 [ 34.905749] R13: 00000000004016b0 R14: 0000000000000000 R15: 0000000000000000 [ 34.929928] Dumping ftrace buffer: [ 34.930019] (ftrace buffer empty) [ 34.930024] Kernel Offset: disabled [ 35.192725] Rebooting in 86400 seconds..