Gmod 13 dedicated server help

[rslarson147]

I am trying to start up my gmod server and I keep getting this in my debug.log file. Not sure where to look to try to fix this. Any advice is appreciated.

Server info:
OS: Ubuntu 12.04 Server
CPU: Intel Xenon 3.2 GHz Quad Core
RAM: 8GB

[undefined=undefined]
----------------------------------------------
CRASH: Sat Dec 8 21:57:54 EST 2012
Start Line: ./srcds_linux -game garrysmod +ip 70.34.196.5 +maxplayers 24 +exec server.cfg -debug
[New LWP 8865]
[New LWP 8861]
[New LWP 8863]
[New LWP 8864]
[New LWP 8860]
[New LWP 8862]
#0 0xf76834a8 in ?? ()
#1 0xf76395a2 in ?? ()
#2 0xef07eacc in ?? ()
End of Source crash report
----------------------------------------------
----------------------------------------------
CRASH: Sat Dec 8 21:58:06 EST 2012
Start Line: ./srcds_linux -game garrysmod +ip 70.34.196.5 +maxplayers 24 +exec server.cfg -debug
[New LWP 8865]
[New LWP 8861]
[New LWP 8863]
[New LWP 8864]
[New LWP 8860]
[New LWP 8862]
#0 0xf76834a8 in ?? ()
#1 0xf76395a2 in ?? ()
#2 0xef07eacc in ?? ()
End of Source crash report
----------------------------------------------
[/undefined]