the shipped gcc with 8.10 does not play nice with mapserver and gdal. Try setting your compile optimisation flag to -O0 and -O2 to see if this fixes the segfault.
-- thomas On Wed, Nov 19, 2008 at 02:17, Frank Warmerdam <[EMAIL PROTECTED]> wrote: > Sam Ingarfield wrote: >> >> G'day; >> >> I am having a few problems with mapserver segfaulting when it tries to >> draw a map. Am a little stumped as to why... >> >> Am on Ubuntu 8.10, x64. Started with the packaged mapserver that came with >> it (5.0.x) but have moved up in the world firstly to 5.2.0 and am now using >> 5.3-dev from the nightly builds (this one was the 17th I think). All >> versions have produced the same segfault. >> >> The call the browser makes is as follows: >> >> http://192.168.0.35/cgi-bin/mapserv?map=/var/www/wa_coast.map&LAYERS=possie&FORMAT=image%2Fpng&ISBASELAYER=false&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=115.9375,-32.1875,117.25,-30.875&WIDTH=256&HEIGHT=256 >> <http://192.168.0.35/cgi-bin/mapserv?map=/var/www/wa_coast.map&LAYERS=possie&FORMAT=image%2Fpng&ISBASELAYER=false&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&SRS=EPSG%3A4326&BBOX=115.9375,-32.1875,117.25,-30.875&WIDTH=256&HEIGHT=256> >> >> Which returns a 500 error. >> >> Examination of the syslog produces: >> Nov 19 10:13:06 spoor kernel: [130315.478944] mapserv[4986]: segfault at >> 7fff04e39ff8 ip 00007f0efbb2ae6e sp 00007fff04e3a000 error 6 in >> libgdal1.5.0.so.1.12.2[7f0efb9f2000+4f4000] > > Sam, > > Is the crash consistent with this request? Do other requests succeed? > > It looks like it is crashing in GDAL. > > I would suggest that you run and run mapserv at the commandline with the > same request. If you can reproduce the crash that way, then try running > it in gdb and getting a traceback. You may want to rebuild GDAL with > debug info though that may be a hassle if you are using a pre-packaged GDAL. > > What input raster formats are you using? > > Best regards, > -- > ---------------------------------------+-------------------------------------- > I set the clouds in motion - turn up | Frank Warmerdam, > [EMAIL PROTECTED] > light and sound - activate the windows | http://pobox.com/~warmerdam > and watch the world go round - Rush | Geospatial Programmer for Rent > > _______________________________________________ > mapserver-users mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/mapserver-users > _______________________________________________ mapserver-users mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/mapserver-users
