[mapserver-users] mapserver 5.0.2 segv using AGG

Stephen Woodbridge woodbri at swoodbridge.com
Wed Apr 16 14:52:26 EDT 2008


Hi all,

Is this a known problem? I did could not find a ticket for it. I'm 
trying the nightly build next.

-Steve

woodbri at maps:/u/woodbri/work/mapserver-5.0.2$ gdb mapserv
GNU gdb 6.4.90-debian
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain 
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu"...Using host libthread_db 
library "/lib/libthread_db.so.1".

(gdb) run 
QUERY_STRING='map=%2Fu%2Fdata%2Fmaps%2Fgoogle-agg.map&layers=all&map_imagetype=agg%2Fpng24&mode=map&mapext=-88.20558679540737+41.41346751789421+-87.09441320459264+42.28653248210579&imgext=-88.20558679540737+41.41346751789421+-87.09441320459264+42.28653248210579&map_size=700+550&imgx=350&imgy=275&imgxy=700+550' 
 > a
Starting program: /u/woodbri/work/mapserver-5.0.2/mapserv 
QUERY_STRING='map=%2Fu%2Fdata%2Fmaps%2Fgoogle-agg.map&layers=all&map_imagetype=agg%2Fpng24&mode=map&mapext=-88.20558679540737+41.41346751789421+-87.09441320459264+42.28653248210579&imgext=-88.20558679540737+41.41346751789421+-87.09441320459264+42.28653248210579&map_size=700+550&imgx=350&imgy=275&imgxy=700+550' 
 > a
[Thread debugging using libthread_db enabled]
[New Thread 47982973225104 (LWP 20007)]
warning: Lowest section in /usr/lib/libicudata.so.36 is .hash at 
0000000000000120

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 47982973225104 (LWP 20007)]
0x00002ba3e360e733 in gdImagePngCtxEx () from /usr/lib/libgd.so.2
(gdb) where
#0  0x00002ba3e360e733 in gdImagePngCtxEx () from /usr/lib/libgd.so.2
#1  0x0000000000453bb3 in msSaveImageGDCtx (img=0x738040, ctx=0x6c1a90,
     format=0x6247a0) at mapgd.c:3602
#2  0x0000000000453d3e in msSaveImageGD (img=0x738040,
     filename=<value optimized out>, format=0x6247a0) at mapgd.c:3543
#3  0x0000000000454886 in msSaveImageAGG (img=0x738040, filename=0x0,
     format=0x6247a0) at mapagg.cpp:2194
#4  0x0000000000428f5b in msSaveImage (map=0x61d560, img=0x738000,
     filename=0x0) at maputil.c:604
#5  0x000000000040e8d4 in main (argc=<value optimized out>,
     argv=<value optimized out>) at mapserv.c:1580
(gdb) q


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