host=gelk type=AVC msg=audit(1208194905.352:806): avc: denied { unix_read unix_write } for pid=2613 comm="Xorg" key=0 scontext=system_u:system_r:xdm_xserver_t:s0-s0:c0.c1023 tcontext=unconfined_u:unconfined_r:unconfined_dbusd_t:s0-s0:c0.c1023 tclass=shm host=gelk type=SYSCALL msg=audit(1208194905.352:806): arch=c000003e syscall=30 success=no exit=-13 a0=6e0018 a1=0 a2=0 a3=7f921a822a70 items=0 ppid=2612 pid=2613 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=tty7 ses=4294967295 comm="Xorg" exe="/usr/bin/Xorg" subj=system_u:system_r:xdm_xserver_t:s0-s0:c0.c1023 key=(null)
This seems to happen every time that rhythmbox wants to pop up a balloon showing me which song is playing (ie, when the song changes).
Fixed in selinux-policy-3.3.1-35.fc9