Corpus for ioctl$FIBMAP:

Coverage	Program
2937	perf_event_open-openat-write$binfmt_elf64-ioctl$FIBMAP
2112	openat-ioctl$FIBMAP
298	perf_event_open-openat-ioctl$FIBMAP
169	syz_open_dev$tty1-ioctl$FIBMAP