audit: type=1400 audit(1541695519.061:7): avc: denied { map } for pid=1801 comm="syz-executor778" path="/root/syz-executor778007280" 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 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 68 at fs/direct-io.c:293 dio_complete+0x578/0x800 fs/direct-io.c:293 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 68 Comm: kworker/1:1 Not tainted 4.14.78+ #28 Workqueue: dio/sda1 dio_aio_complete_work Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0xb9/0x11b lib/dump_stack.c:53 panic+0x1bf/0x3a4 kernel/panic.c:181 __warn.cold.7+0x148/0x185 kernel/panic.c:542 report_bug+0x1f7/0x26c lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:177 [inline] do_error_trap+0x1ba/0x2c0 arch/x86/kernel/traps.c:295 invalid_op+0x18/0x40 arch/x86/entry/entry_64.S:944 RIP: 0010:dio_complete+0x578/0x800 fs/direct-io.c:293 RSP: 0018:ffff8801d6d5fd10 EFLAGS: 00010297 RAX: ffff8801d6d50000 RBX: ffff8801d6d7c000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000246 RBP: 0000000000010000 R08: 0000000000000001 R09: 0000000000000000 R10: ffff8801d6d50880 R11: 0000000000000001 R12: ffff8801c341e508 R13: 0000000000010000 R14: 0000000000000003 R15: ffff8801d6d7c098 process_one_work+0x86e/0x15c0 kernel/workqueue.c:2114 worker_thread+0xdc/0x1000 kernel/workqueue.c:2248 kthread+0x348/0x420 kernel/kthread.c:232 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:402 Kernel Offset: 0x2c000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) Rebooting in 86400 seconds..