------------[ cut here ]------------ WARNING: CPU: 1 PID: 1930 at fs/direct-io.c:293 dio_complete+0x641/0x7e0 fs/direct-io.c:293 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 1930 Comm: syz-executor.2 Not tainted 4.14.113+ #61 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0xb9/0x10e lib/dump_stack.c:53 panic+0x1d9/0x3c2 kernel/panic.c:182 __warn.cold+0x2f/0x3b kernel/panic.c:546 Kernel Offset: 0x2ec00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) Rebooting in 86400 seconds..