[....] Starting enhanced syslogd: rsyslogd[ 12.347908] audit: type=1400 audit(1514728410.038:5): avc: denied { syslog } for pid=3340 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: [ 16.678964] audit: type=1400 audit(1514728414.369:6): avc: denied { map } for pid=3478 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 '10.128.0.6' (ECDSA) to the list of known hosts. executing program [ 22.907844] audit: type=1400 audit(1514728420.598:7): avc: denied { map } for pid=3492 comm="syzkaller388132" path="/root/syzkaller388132761" 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 [ 22.910947] WARNING: CPU: 0 PID: 3492 at drivers/staging/android/ion/ion-ioctl.c:73 ion_ioctl+0x2db/0x380 [ 22.910953] Kernel panic - not syncing: panic_on_warn set ... [ 22.910953] [ 22.910961] CPU: 0 PID: 3492 Comm: syzkaller388132 Not tainted 4.15.0-rc5+ #154 [ 22.910965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.910968] Call Trace: [ 22.910980] dump_stack+0x194/0x257 [ 22.910992] ? arch_local_irq_restore+0x53/0x53 [ 22.911014] ? vsnprintf+0x1ed/0x1900 [ 22.911030] panic+0x1e4/0x41c [ 22.911038] ? refcount_error_report+0x214/0x214 [ 22.911048] ? show_regs_print_info+0x18/0x18 [ 22.911063] ? avc_ss_reset+0x110/0x110 [ 22.911075] ? __warn+0x1c1/0x200 [ 22.911087] ? ion_ioctl+0x2db/0x380 [ 22.911093] __warn+0x1dc/0x200 [ 22.911101] ? ion_ioctl+0x2db/0x380 [ 22.911112] report_bug+0x211/0x2d0 [ 22.911130] fixup_bug.part.11+0x37/0x80 [ 22.911140] do_error_trap+0x2d7/0x3e0 [ 22.911154] ? math_error+0x400/0x400 [ 22.911165] ? __might_fault+0x110/0x1d0 [ 22.911175] ? lock_downgrade+0x980/0x980 [ 22.911193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 22.911208] do_invalid_op+0x1b/0x20 [ 22.911216] invalid_op+0x22/0x40 [ 22.911222] RIP: 0010:ion_ioctl+0x2db/0x380 [ 22.911226] RSP: 0018:ffff8801bf93fca8 EFLAGS: 00010293 [ 22.911233] RAX: ffff8801c0364180 RBX: 0000000000000018 RCX: ffffffff8410f0fb [ 22.911237] RDX: 0000000000000000 RSI: 0000000020002018 RDI: ffff8801bf93fcdc [ 22.911241] RBP: ffff8801bf93fd40 R08: 0000000000000000 R09: ffffed0037f27f9e [ 22.911245] R10: 0000000000000003 R11: ffffed0037f27f9d R12: 1ffff10037f27f97 [ 22.911249] R13: 00000000c0184908 R14: ffff8801bf93fd18 R15: dffffc0000000000 [ 22.911267] ? ion_ioctl+0x2db/0x380 [ 22.911283] ? ion_ioctl+0x2db/0x380 [ 22.911297] ? ion_query_heaps+0x490/0x490 [ 22.911314] ? security_file_ioctl+0x7d/0xb0 [ 22.911321] ? security_file_ioctl+0x89/0xb0 [ 22.911338] compat_SyS_ioctl+0x151/0x2a30 [ 22.911347] ? do_fast_syscall_32+0x156/0xf9d [ 22.911353] ? ion_query_heaps+0x490/0x490 [ 22.911364] ? do_ioctl+0x60/0x60 [ 22.911373] do_fast_syscall_32+0x3ee/0xf9d [ 22.911391] ? do_int80_syscall_32+0x9d0/0x9d0 [ 22.911401] ? kasan_check_read+0x11/0x20 [ 22.911412] ? syscall_return_slowpath+0x550/0x550 [ 22.911423] ? SyS_rt_sigaction+0x94/0x1b0 [ 22.911433] ? SyS_sigprocmask+0x4b0/0x4b0 [ 22.911440] ? SyS_read+0x184/0x220 [ 22.911450] ? sysret32_from_system_call+0x5/0x3b [ 22.911465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 22.911483] entry_SYSENTER_compat+0x54/0x63 [ 22.911489] RIP: 0023:0xf7f99c79 [ 22.911492] RSP: 002b:00000000ff9d794c EFLAGS: 00000217 ORIG_RAX: 0000000000000036 [ 22.911499] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000c0184908 [ 22.911503] RDX: 0000000020002000 RSI: 0000000000000172 RDI: 00000000ffffffff [ 22.911507] RBP: 0000000020001fc8 R08: 0000000000000000 R09: 0000000000000000 [ 22.911511] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 22.911514] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 22.934170] Dumping ftrace buffer: [ 22.934242] (ftrace buffer empty) [ 22.934245] Kernel Offset: disabled [ 23.232127] Rebooting in 86400 seconds..