Hi, It seems some changes in were introduced in Fedora 13 that broke nagios. audit2allow suggests #============= nagios_t ============== files_read_usr_files(nagios_t) seems reasonable : time->Tue May 25 13:07:49 2010type=SYSCALL msg=audit(1274807269.739:39): arch=c000003e syscall=4 success=yes exit=0 a0=2658a10 a1=7fffd5ad5590 a2=7fffd5ad5590 a3=20 items=0 ppid=1602 pid=1612 auid=0 uid=494 gid=488 euid=494 suid=494 fsuid=494 egid=488 sgid=488 fsgid=488 tty=hvc0 ses=1 comm="nagios" exe="/usr/sbin/nagios" subj=unconfined_u:system_r:na gios_t:s0 key=(null) type=AVC msg=audit(1274807269.739:39): avc: denied { getattr } for pid=1612 comm="nagios" path="/usr/share/perl5/strict.pm" dev=dm-4 ino=138658 scontext=unconfined_u:system_r:nagios_t:s0 tcontext=system_u:object_r:usr_t:s0 tclass=file---- time->Tue May 25 13:07:49 2010type=SYSCALL msg=audit(1274807269.739:40): arch=c000003e syscall=2 success=yes exit=128 a0=2658a70 a1=0 a2=1b6 a3=7f1b126c2770 items=0 ppid=1602 pid=1612 auid=0 uid=494 gid=488 euid=494 suid=494 fsuid=494 egid=488 sgid=488 fsgid=488 tty=hvc0 ses=1 comm="nagios" exe="/usr/sbin/nagios" subj=unconfined_u:system_r:nagios_t:s0 key=(null) type=AVC msg=audit(1274807269.739:40): avc: denied { open } for pid=1612 comm="nagios" name="strict.pm" dev=dm-4 ino=138658 scontext=unconfined_u:system_r:nag ios_t:s0 tcontext=system_u:object_r:usr_t:s0 tclass=file type=AVC msg=audit(1274807269.739:40): avc: denied { read } for pid=1612 comm="nagios" name="strict.pm" dev=dm-4 ino=138658 scontext=unconfined_u:system_r:nagios_t:s0 tcontext=system_u:object_r:usr_t:s0 tclass=file---- time->Tue May 25 13:07:49 2010type=SYSCALL msg=audit(1274807269.740:41): arch=c000003e syscall=16 success=yes exit=128 a0=5 a1=5401 a2=7fffd5ad5300 a3=48 items=0 ppid=1602 pid=1612 auid=0 uid =494 gid=488 euid=494 suid=494 fsuid=494 egid=488 sgid=488 fsgid=488 tty=hvc0 ses=1 comm="nagios" exe="/usr/sbin/nagios" subj=unconfined_u:system_r:nagios_t:s0 k ey=(null) type=AVC msg=audit(1274807269.740:41): avc: denied { ioctl } for pid=1612 comm="nagios" path="/usr/share/perl5/strict.pm" dev=dm-4 ino=138658 scontext=unconfined_u:system_r:nagios_t:s0 tcontext=system_u:object_r:usr_t:s0 tclass=file---- #============= ping_t ============== allow ping_t nagios_log_t:file { read write }; but I think some transition is missing for ping_t -> nagios_t here time->Tue May 25 13:08:08 2010 type=SYSCALL msg=audit(1274807288.135:43): arch=c000003e syscall=59 success=yes exit=0 a0=1d50730 a1=1d50760 a2=7fffe1999de0 a3=7fffe1999b40 items=0 ppid=1647 id=1648 auid=0 uid=494 gid=488 euid=0 suid=0 fsuid=0 egid=488 sgid=488 fsgid=488 tty=(none) ses=1 comm="ping" exe="/bin/ping" subj=unconfined_u:system_r:ping_t:s0 key=(null) type=AVC msg=audit(1274807288.135:43): avc: denied { read write } for pid=1648 comm="ping" path="/var/log/nagios/spool/checkresults/checkhvg3ZF" dev=dm-2 in=3824 scontext=unconfined_u:system_r:ping_t:s0 tcontext=unconfined_u:object_r:nagios_log_t:s0 tclass=file -- selinux mailing list selinux@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/selinux