[PROBLEM] HDMI Audio cuts out for a sec every 5-10 mins [XBMC]

[rcmpayne]

As requested:

Software
XBian version: 1.0 Beta2
XBMC version: 12.2
Overclock settings:(xbian default setting)
MPEG/VC1 Keys: Yes

Hardware
Power supply rating: USB from LED TV
RPi model (model A/B 256mb/512mb): B, 512MB
SD card size and make/type:16GB ScanDisk Class 10 UHS1
Network (wireless or LAN): LAN
Connected devices (TV, USB, network storage, etc.): TV

Issue Occured: 13:37:37

[TOP]
%Cpu(s): 13.4 us, 7.5 sy, 0.0 ni, 76.5 id, 0.0 wa, 0.0 hi, 2.6 si, 0.0 st
KiB Mem: 254128 total, 218600 used, 35528 free, 448 buffers
KiB Swap: 314872 total, 464 used, 314408 free, 118364 cached

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
682 xbian 17 -3 448m 86m 20m S 20.6 34.9 137:05.87 xbmc.bin
30 root 1 -19 0 0 0 S 1.3 0.0 4:53.19 VCHIQ-0
24404 xbian 20 0 4600 1360 964 R 1.0 0.5 0:00.86 top
3 root 20 0 0 0 0 S 0.3 0.0 2:21.94 ksoftirqd/0
23930 xbian 20 0 9716 1636 1008 S 0.3 0.6 0:00.28 sshd
1 root 20 0 3460 1984 1328 S 0.0 0.8 0:07.77 init

[vmstat 5 20]
xbian@xbian ~ $ vmstat 5 20
procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu----
r b swpd free buff cache si so bi bo in cs us sy id wa
0 0 464 35856 448 118432 0 0 8 7 1285 702 32 10 57 0
1 0 464 35796 448 118432 0 0 0 0 3179 2876 12 9 79 0
0 0 464 35796 448 118432 0 0 0 0 3180 2865 14 14 72 0
0 0 464 35796 448 118432 0 0 0 0 3210 2871 13 12 75 0

LogFile
dmesg.log
http://pastebin.com/qBajiiWf

xbmc.log
http://pastebin.com/bpNP1Yir