Corpus for write$P9_RREAD:

Coverage	Program
301	openat$null-timerfd_gettime-syz_open_dev$loop-ioctl$IOC_PR_RELEASE-recvmmsg-syz_open_dev$vcsn-syz_open_dev$vcsa-write$P9_RREAD-recvmsg$unix-ioctl$BLKGETSIZE64-syz_open_dev$vcsa-fsopen-syz_mount_image$iso9660-ioctl$BLKROTATIONAL