[....] Starting enhanced syslogd: rsyslogd[ 12.911580] audit: type=1400 audit(1515543349.394:5): avc: denied { syslog } for pid=3349 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: [ 19.086205] audit: type=1400 audit(1515543355.569:6): avc: denied { map } for pid=3487 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 '10.128.0.38' (ECDSA) to the list of known hosts. [ 25.288898] audit: type=1400 audit(1515543361.771:7): avc: denied { map } for pid=3501 comm="syzkaller119549" path="/root/syzkaller119549022" 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 [ 25.290764] WARNING: CPU: 0 PID: 3501 at drivers/staging/android/ion/ion-ioctl.c:73 ion_ioctl+0x2db/0x380 [ 25.290770] Kernel panic - not syncing: panic_on_warn set ... [ 25.290770] [ 25.290776] CPU: 0 PID: 3501 Comm: syzkaller119549 Not tainted 4.15.0-rc7+ #165 [ 25.290780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.290783] Call Trace: [ 25.290793] dump_stack+0x194/0x257 [ 25.290805] ? arch_local_irq_restore+0x53/0x53 [ 25.290821] ? vsnprintf+0x1ed/0x1900 [ 25.290836] panic+0x1e4/0x41c [ 25.290844] ? refcount_error_report+0x214/0x214 [ 25.290851] ? show_regs_print_info+0x18/0x18 [ 25.290863] ? avc_ss_reset+0x110/0x110 [ 25.290875] ? __warn+0x1c1/0x200 [ 25.290887] ? ion_ioctl+0x2db/0x380 [ 25.290893] __warn+0x1dc/0x200 [ 25.290901] ? ion_ioctl+0x2db/0x380 [ 25.290912] report_bug+0x211/0x2d0 [ 25.290931] fixup_bug.part.11+0x37/0x80 [ 25.290941] do_error_trap+0x2d7/0x3e0 [ 25.290955] ? math_error+0x400/0x400 [ 25.290965] ? __might_fault+0x110/0x1d0 [ 25.290974] ? lock_downgrade+0x980/0x980 [ 25.290992] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.291011] do_invalid_op+0x1b/0x20 [ 25.291018] invalid_op+0x22/0x40 [ 25.291024] RIP: 0010:ion_ioctl+0x2db/0x380 [ 25.291028] RSP: 0018:ffff8801bf167ca8 EFLAGS: 00010293 [ 25.291034] RAX: ffff8801bf7420c0 RBX: 0000000000000018 RCX: ffffffff8411053b [ 25.291038] RDX: 0000000000000000 RSI: 0000000020003018 RDI: ffff8801bf167cdc [ 25.291043] RBP: ffff8801bf167d40 R08: d7987b3bb57b3c72 R09: ffffed0037e2cf9e [ 25.291047] R10: 0000000000000003 R11: ffffed0037e2cf9d R12: 1ffff10037e2cf97 [ 25.291051] R13: 00000000c0184908 R14: ffff8801bf167d18 R15: dffffc0000000000 [ 25.291069] ? ion_ioctl+0x2db/0x380 [ 25.291084] ? ion_ioctl+0x2db/0x380 [ 25.291094] ? ion_query_heaps+0x490/0x490 [ 25.291107] ? security_file_ioctl+0x7d/0xb0 [ 25.291115] ? security_file_ioctl+0x89/0xb0 [ 25.291131] compat_SyS_ioctl+0x151/0x2a30 [ 25.291140] ? do_fast_syscall_32+0x156/0xf9d [ 25.291146] ? ion_query_heaps+0x490/0x490 [ 25.291157] ? do_ioctl+0x60/0x60 [ 25.291166] do_fast_syscall_32+0x3ee/0xf9d [ 25.291184] ? do_int80_syscall_32+0x9d0/0x9d0 [ 25.291193] ? kasan_check_read+0x11/0x20 [ 25.291204] ? syscall_return_slowpath+0x550/0x550 [ 25.291217] ? SyS_rt_sigaction+0x94/0x1b0 [ 25.291226] ? SyS_sigprocmask+0x4b0/0x4b0 [ 25.291234] ? SyS_read+0x184/0x220 [ 25.291242] ? retint_user+0x18/0x18 [ 25.291258] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.291275] entry_SYSENTER_compat+0x54/0x63 [ 25.291280] RIP: 0023:0xf7f36c79 [ 25.291284] RSP: 002b:00000000ffff5fcc EFLAGS: 00000286 ORIG_RAX: 0000000000000036 [ 25.291290] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000c0184908 [ 25.291294] RDX: 0000000020003000 RSI: 00000000080ea00c RDI: 00000000080ea00c [ 25.291298] RBP: 000000000000003f R08: 0000000000000000 R09: 0000000000000000 [ 25.291301] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 25.291305] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 25.315271] Dumping ftrace buffer: [ 25.315329] (ftrace buffer empty) [ 25.315331] Kernel Offset: disabled [ 25.612085] Rebooting in 86400 seconds..