Corpus for ioctl$GIO_UNIMAP:

Coverage	Program
1527	syz_open_dev$tty20-ioctl$GIO_UNIMAP
520	syz_open_dev$tty20-ioctl$GIO_UNIMAP
418	syz_open_dev$tty20-ioctl$GIO_UNIMAP
402	syz_open_dev$tty1-mmap$IORING_OFF_SQ_RING-perf_event_open-syz_open_dev$tty20-ioctl$GIO_UNIMAP-write$binfmt_elf64-utimensat
253	syz_open_dev$tty20-ioctl$GIO_UNIMAP
166	syz_open_dev$tty20-ioctl$GIO_UNIMAP