Corpus for fstat:
Coverage Program
5135 perf_event_open-write$binfmt_elf64-fsetxattr$security_selinux-socket$nl_netfilter-sendmsg$NFULNL_MSG_CONFIG-ioctl$BTRFS_IOC_SCRUB_CANCEL-mount$9p_virtio-fstat-quotactl-unshare
3531 ioctl$BTRFS_IOC_GET_SUBVOL_INFO-sendmsg$NL80211_CMD_GET_SURVEY-socket$packet-tee-creat-ioctl$FS_IOC_GETFSMAP-bind-sendmsg$NL80211_CMD_GET_SCAN-perf_event_open-openat-fallocate-ftruncate-openat-sendmsg$NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH-openat-ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT-ftruncate-fstat-sendfile
2467 ioctl$BTRFS_IOC_GET_SUBVOL_INFO-sendmsg$NL80211_CMD_GET_SCAN-sendmsg$NL80211_CMD_DEL_KEY-perf_event_open-fallocate-ftruncate-openat-openat-fstat-sendfile
2096 ioctl$BTRFS_IOC_GET_SUBVOL_INFO-sendmsg$NL80211_CMD_GET_SURVEY-sendmsg$NL80211_CMD_GET_SCAN-perf_event_open-openat-fallocate-ftruncate-openat-openat-fstat-sendfile-mmap
346 perf_event_open-fstat
177 syz_open_procfs-fstat
165 syz_open_procfs-fstat
155 perf_event_open-ioctl$FS_IOC_RESVSP-openat$procfs-openat$tcp_mem-sendfile-fstat
141 memfd_create-fstat
82 fsopen-close_range-fstat