[....] Starting enhanced syslogd: rsyslogd[ 12.331353] audit: type=1400 audit(1512691876.375:5): avc: denied { syslog } for pid=2989 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 mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] 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: [ 19.689448] audit: type=1400 audit(1512691883.733:6): avc: denied { map } for pid=3127 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 'ci-upstream-next-kasan-gce-6,10.128.15.208' (ECDSA) to the list of known hosts. [ 33.442388] audit: type=1400 audit(1512691897.486:7): avc: denied { map } for pid=3143 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2017/12/08 00:11:37 parsed 1 programs 2017/12/08 00:11:37 executed programs: 0 [ 33.914100] audit: type=1400 audit(1512691897.956:8): avc: denied { map } for pid=3143 comm="syz-execprog" path="/root/syzkaller-shm301042851" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 33.939957] audit: type=1400 audit(1512691897.965:9): avc: denied { sys_admin } for pid=3149 comm="syz-executor0" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 33.967670] audit: type=1400 audit(1512691898.011:10): avc: denied { sys_chroot } for pid=3151 comm="syz-executor0" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 33.980570] binder: send failed reply for transaction 2 to 3152:3153 [ 33.999037] audit: type=1400 audit(1512691898.016:11): avc: denied { map } for pid=3152 comm="syz-executor0" path="/dev/binder0" dev="devtmpfs" ino=8835 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file permissive=1 [ 34.017106] binder: send failed reply for transaction 4 to 3152:3153 [ 34.017110] ------------[ cut here ]------------ [ 34.017113] Unexpected reply error: 29189 [ 34.017231] WARNING: CPU: 0 PID: 23 at drivers/android/binder.c:1985 binder_send_failed_reply+0x13b/0x390 [ 34.017235] Kernel panic - not syncing: panic_on_warn set ... [ 34.017235] [ 34.017242] CPU: 0 PID: 23 Comm: kworker/0:1 Not tainted 4.15.0-rc2-next-20171207+ #62 [ 34.017246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.017252] Workqueue: events binder_deferred_func [ 34.017257] Call Trace: [ 34.017267] dump_stack+0x194/0x257 [ 34.017276] ? arch_local_irq_restore+0x53/0x53 [ 34.017287] ? vsnprintf+0x1ed/0x1900 [ 34.017299] panic+0x1e4/0x41c [ 34.017305] ? refcount_error_report+0x214/0x214 [ 34.017312] ? show_regs_print_info+0x18/0x18 [ 34.017325] ? __warn+0x1c1/0x200 [ 34.017335] ? binder_send_failed_reply+0x13b/0x390 [ 34.017340] __warn+0x1dc/0x200 [ 34.017347] ? binder_send_failed_reply+0x13b/0x390 [ 34.017356] report_bug+0x211/0x2d0 [ 34.017370] fixup_bug.part.11+0x37/0x80 [ 34.017377] do_error_trap+0x2d7/0x3e0 [ 34.017383] ? __down_trylock_console_sem+0x10d/0x1e0 [ 34.017393] ? math_error+0x400/0x400 [ 34.017398] ? vprintk_emit+0x3ea/0x590 [ 34.017406] ? vprintk_emit+0x3ea/0x590 [ 34.017421] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.017433] do_invalid_op+0x1b/0x20 [ 34.017452] invalid_op+0x22/0x40 [ 34.017458] RIP: 0010:binder_send_failed_reply+0x13b/0x390 [ 34.017462] RSP: 0018:ffff8801d99070c8 EFLAGS: 00010286 [ 34.017469] RAX: dffffc0000000008 RBX: ffff8801d4a10100 RCX: ffffffff815a060e [ 34.017473] RDX: 0000000000000000 RSI: 1ffff1003b31f129 RDI: 0000000000000293 [ 34.017476] RBP: ffff8801d99070f0 R08: 1ffff1003b320dac R09: 0000000000000000 [ 34.017480] R10: 000000000000000b R11: 0000000000000000 R12: ffff8801c6a6e000 [ 34.017484] R13: 0000000000007205 R14: 0000000000007205 R15: 0000000000000c50 [ 34.017498] ? vprintk_func+0x5e/0xc0 [ 34.017509] ? binder_send_failed_reply+0x13b/0x390 [ 34.017519] binder_cleanup_transaction+0xd2/0x140 [ 34.017528] binder_release_work+0x340/0x490 [ 34.017538] ? kzalloc.constprop.53+0x20/0x20 [ 34.017552] ? do_raw_spin_trylock+0x190/0x190 [ 34.017564] ? kfree+0xe4/0x250 [ 34.017570] ? binder_deferred_func+0xe8a/0x12f0 [ 34.017580] ? _raw_spin_unlock+0x22/0x30 [ 34.017590] binder_deferred_func+0xdf5/0x12f0 [ 34.017596] ? find_held_lock+0x39/0x1d0 [ 34.017613] ? binder_cleanup_ref_olocked+0xab0/0xab0 [ 34.017622] ? unwind_next_frame.part.6+0x1a6/0xb40 [ 34.017627] ? unwind_dump+0x4d0/0x4d0 [ 34.017637] ? find_held_lock+0x39/0x1d0 [ 34.017648] ? check_noncircular+0x20/0x20 [ 34.017662] ? lock_acquire+0x1d5/0x580 [ 34.017669] ? process_one_work+0xb2f/0x1bc0 [ 34.017677] ? __save_stack_trace+0x6e/0xd0 [ 34.017692] ? __lock_is_held+0xbc/0x140 [ 34.017715] process_one_work+0xbfd/0x1bc0 [ 34.017733] ? pwq_dec_nr_in_flight+0x450/0x450 [ 34.017741] ? finish_task_switch+0x4eb/0x740 [ 34.017773] ? __sched_text_start+0x8/0x8 [ 34.017784] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 34.017795] ? check_noncircular+0x20/0x20 [ 34.017806] ? find_held_lock+0x39/0x1d0 [ 34.017824] ? lock_acquire+0x1d5/0x580 [ 34.017830] ? worker_thread+0x4a3/0x1990 [ 34.017842] ? lock_release+0xda0/0xda0 [ 34.017849] ? check_noncircular+0x20/0x20 [ 34.017857] ? do_raw_spin_trylock+0x190/0x190 [ 34.017876] worker_thread+0x223/0x1990 [ 34.017901] ? process_one_work+0x1bc0/0x1bc0 [ 34.017911] ? _raw_spin_unlock_irq+0x27/0x70 [ 34.017919] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.017926] ? trace_hardirqs_on+0xd/0x10 [ 34.017934] ? mmdrop+0x18/0x30 [ 34.017941] ? finish_task_switch+0x1f6/0x740 [ 34.017951] ? copy_overflow+0x20/0x20 [ 34.017967] ? __schedule+0x8f3/0x2060 [ 34.017972] ? check_noncircular+0x20/0x20 [ 34.017986] ? find_held_lock+0x39/0x1d0 [ 34.018007] ? find_held_lock+0x39/0x1d0 [ 34.018023] ? lock_downgrade+0x980/0x980 [ 34.018031] ? default_wake_function+0x30/0x50 [ 34.018044] ? __schedule+0x2060/0x2060 [ 34.018050] ? do_wait_intr_irq+0x3e0/0x3e0 [ 34.018059] ? do_raw_spin_trylock+0x190/0x190 [ 34.018068] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 34.018076] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.018083] ? trace_hardirqs_on+0xd/0x10 [ 34.018089] ? __kthread_parkme+0x175/0x240 [ 34.018099] kthread+0x37a/0x440 [ 34.018104] ? process_one_work+0x1bc0/0x1bc0 [ 34.018109] ? kthread_stop+0x7b0/0x7b0 [ 34.018118] ret_from_fork+0x24/0x30 [ 34.023751] Dumping ftrace buffer: [ 34.023785] (ftrace buffer empty) [ 34.023789] Kernel Offset: disabled [ 34.462359] Rebooting in 86400 seconds..