[....] Starting enhanced syslogd: rsyslogd[ 12.796255] audit: type=1400 audit(1515542946.828:5): avc: denied { syslog } for pid=3344 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 OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 18.941064] audit: type=1400 audit(1515542952.972:6): avc: denied { map } for pid=3484 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 '10.128.15.216' (ECDSA) to the list of known hosts. executing program [ 25.177197] audit: type=1400 audit(1515542959.208:7): avc: denied { map } for pid=3498 comm="syzkaller645651" path="/root/syzkaller645651766" 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 [ 25.179560] WARNING: CPU: 1 PID: 3498 at drivers/staging/android/ion/ion-ioctl.c:73 ion_ioctl+0x2db/0x380 [ 25.179566] Kernel panic - not syncing: panic_on_warn set ... [ 25.179566] [ 25.179574] CPU: 1 PID: 3498 Comm: syzkaller645651 Not tainted 4.15.0-rc7+ #255 [ 25.179577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.179581] Call Trace: [ 25.179592] dump_stack+0x194/0x257 [ 25.179605] ? arch_local_irq_restore+0x53/0x53 [ 25.179621] ? vsnprintf+0x1ed/0x1900 [ 25.179637] panic+0x1e4/0x41c [ 25.179645] ? refcount_error_report+0x214/0x214 [ 25.179654] ? show_regs_print_info+0x18/0x18 [ 25.179672] ? __warn+0x1c1/0x200 [ 25.179684] ? ion_ioctl+0x2db/0x380 [ 25.179690] __warn+0x1dc/0x200 [ 25.179698] ? ion_ioctl+0x2db/0x380 [ 25.179710] report_bug+0x211/0x2d0 [ 25.179730] fixup_bug.part.11+0x37/0x80 [ 25.179739] do_error_trap+0x2d7/0x3e0 [ 25.179754] ? math_error+0x400/0x400 [ 25.179764] ? __might_fault+0x110/0x1d0 [ 25.179775] ? lock_downgrade+0x980/0x980 [ 25.179794] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.179815] do_invalid_op+0x1b/0x20 [ 25.179825] invalid_op+0x22/0x40 [ 25.179831] RIP: 0010:ion_ioctl+0x2db/0x380 [ 25.179836] RSP: 0018:ffff8801bffc7ce0 EFLAGS: 00010293 [ 25.179842] RAX: ffff8801c0110640 RBX: 0000000000000018 RCX: ffffffff8411053b [ 25.179847] RDX: 0000000000000000 RSI: 0000000020003018 RDI: ffff8801bffc7d14 [ 25.179851] RBP: ffff8801bffc7d78 R08: d7987b3bb57b3c72 R09: ffffed0037ff8fa5 [ 25.179855] R10: 0000000000000003 R11: ffffed0037ff8fa4 R12: 1ffff10037ff8f9e [ 25.179859] R13: 00000000c0184908 R14: ffff8801bffc7d50 R15: dffffc0000000000 [ 25.179877] ? ion_ioctl+0x2db/0x380 [ 25.179897] ? ion_query_heaps+0x490/0x490 [ 25.179918] ? ion_query_heaps+0x490/0x490 [ 25.179927] do_vfs_ioctl+0x1b1/0x1520 [ 25.179933] ? _cond_resched+0x14/0x30 [ 25.179948] ? ioctl_preallocate+0x2b0/0x2b0 [ 25.179962] ? selinux_capable+0x40/0x40 [ 25.179974] ? putname+0xf3/0x130 [ 25.180009] ? security_file_ioctl+0x89/0xb0 [ 25.180023] SyS_ioctl+0x8f/0xc0 [ 25.180038] entry_SYSCALL_64_fastpath+0x23/0x9a [ 25.180043] RIP: 0033:0x43fca9 [ 25.180047] RSP: 002b:00007ffca0efdac8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 25.180054] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fca9 [ 25.180058] RDX: 0000000020003000 RSI: 00000000c0184908 RDI: 0000000000000003 [ 25.180061] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 25.180065] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000401610 [ 25.180069] R13: 00000000004016a0 R14: 0000000000000000 R15: 0000000000000000 [ 25.203576] Dumping ftrace buffer: [ 25.203648] (ftrace buffer empty) [ 25.203650] Kernel Offset: disabled [ 25.461161] Rebooting in 86400 seconds..