When a system writes to an mmap-backed file on an NFS filesystem, flushing changes to the details could fail beneath some situation these types of as problems thanks to permission mismatch, and this failure could not be detected as an error. A memory leak when a ZFS quantity is exported by using the FreeBSD NFS server has been fastened. The FreeBSD sctp(4) protocol stack now supports a new sysctl(8) variable web.inet.sctp.blackhole.