binder: send failed reply for transaction 2 to 3152:3153 audit: type=1400 audit(1514501731.059:10): avc: denied { set_context_mgr } for pid=3152 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder: send failed reply for transaction 4 to 3152:3153 ------------[ cut here ]------------ Unexpected reply error: 29189 WARNING: CPU: 0 PID: 3 at drivers/android/binder.c:1924 binder_send_failed_reply+0x13b/0x350 drivers/android/binder.c:1923 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 3 Comm: kworker/0:0 Not tainted 4.15.0-rc5+ #239 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events binder_deferred_func Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 panic+0x1e4/0x41c kernel/panic.c:183 __warn+0x1dc/0x200 kernel/panic.c:547 report_bug+0x211/0x2d0 lib/bug.c:184 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178 fixup_bug arch/x86/kernel/traps.c:247 [inline] do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x22/0x40 arch/x86/entry/entry_64.S:1061 RIP: 0010:binder_send_failed_reply+0x13b/0x350 drivers/android/binder.c:1923 RSP: 0018:ffff8801da30f128 EFLAGS: 00010286 RAX: dffffc0000000008 RBX: ffff8801d4ee3300 RCX: ffffffff8159b57e RDX: 0000000000000000 RSI: 1ffff1003b45f935 RDI: 0000000000000293 RBP: ffff8801da30f150 R08: 1ffff1003b461db8 R09: 0000000000000000 R10: ffff8801da30efa0 R11: 0000000000000000 R12: ffff8801cad6fcc0 R13: 0000000000007205 R14: 0000000000007205 R15: 0000000000000c50 binder_cleanup_transaction+0xd2/0x140 drivers/android/binder.c:1961 binder_release_work+0x340/0x490 drivers/android/binder.c:4122 binder_deferred_release drivers/android/binder.c:4872 [inline] binder_deferred_func+0xdf5/0x12f0 drivers/android/binder.c:4915 process_one_work+0xbbf/0x1b10 kernel/workqueue.c:2112 worker_thread+0x223/0x1990 kernel/workqueue.c:2246 kthread+0x33c/0x400 kernel/kthread.c:238 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:515 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..