Corpus for fstatfs:

Coverage	Program
1584	syz_mount_image$ext4-perf_event_open-syz_init_net_socket$nl_generic-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$ieee802154-sendmsg$IEEE802154_LLSEC_LIST_SECLEVEL-read-memfd_create-fstatfs-creat-fcntl$setown-close-perf_event_open
615	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-pipe2-fstatfs
507	ioctl$sock_inet_tcp_SIOCOUTQNSD-perf_event_open-socket$inet-ioctl$sock_inet_SIOCADDRT-ioctl$VFAT_IOCTL_READDIR_SHORT-ioctl$sock_SIOCGIFINDEX_80211-creat-perf_event_open-socket$inet_icmp_raw-sendmmsg-openat$sr-dup3-ioctl$SG_IO-fcntl$dupfd-ioctl$BTRFS_IOC_QGROUP_ASSIGN-fstatfs-creat-ioctl$FITRIM-ioctl$FITRIM
468	close_range-socket$netlink-fstatfs
280	ioctl$TCSETSF2-openat$tun-ioctl$TUNSETQUEUE-socket$inet-sendfile-perf_event_open-ioctl$TIOCGPGRP-getpgrp-fstatfs-pidfd_open-dup-setns-ioctl$DVD_READ_STRUCT-mount$9p_fd
153	openat$dir-ioctl$FS_IOC_SETFLAGS-fstatfs