I got a report from a user whop has SELinux enabled that SELinux is preventing /bin/hostname access to a leaked /var/run/zabbix/zabbix_agentd.pid file descriptor. The solution is to add "fcntl(fd, F_SETFD, FD_CLOEXEC)" to function create_pid_file() in src/libs/zbxnix/pid.c. A patch will follow.
Seel also https://bugzilla.redhat.com/show_bug.cgi?id=559221
Seel also https://bugzilla.redhat.com/show_bug.cgi?id=559221
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