Porteus 1.0 - Zdoom crash log

System: Linux porteus 2.6.38.8-porteus #1 SMP PREEMPT Tue Jun 14 07:33:06 UTC 2011 i686 Intel(R) Pentium(R) 4 CPU 3.40GHz GenuineIntel GNU/Linux
GCC version: 4.5.2

ZDoom version 2.5.0 (r2508) (Sep 23 2011)

Command line: zdoom -iwad /mnt/sda1/DOOM/DOOM2.WAD -warp 12

Wad 0: zdoom.pk3
Wad 1: DOOM2.WAD

Current map: MAP12

viewx = 119537664
viewy = 186646528
viewz = 2686976
viewangle = a0000000

Executing: gdb --quiet --batch --command=gdb-respfile-mE1tRD --pid=2840