Corpus for write$P9_RFLUSH:

Coverage	Program
4246	perf_event_open-openat$zero-mmap-openat-write$P9_RFLUSH
3757	openat-setxattr$incfs_metadata-write$P9_RFLUSH
3238	openat-write$P9_RFLUSH
3204	openat-write$P9_RFLUSH