hello,

today in the test recexrecotest_testconfiguration#muon, a crash is seen:

-(pid=14426 ppid=14425) received fatal signal 11 (segmentation fault)
signal context:
  signo  = 11, errno = 0, code = 1 (address not mapped to object)
  pid    = 0, uid = 0
 0x2aaabea4d9ff runiteration ../src/globalchi2fitter.cxx:3407   + 0x12ff [/build/atnight/localbuilds/nightlies/17.x.0-val/atlasreconstruction/rel_0/installarea/x86_64-slc5-gcc43-opt/lib/libtrkglobalchi2fitter.so]
 0x2aaabea51222 myfit ../src/globalchi2fitter.cxx:2884   + 0x812 [/build/atnight/localbuilds/nightlies/17.x.0-val/atlasreconstruction/rel_0/installarea/x86_64-slc5-gcc43-opt/lib/libtrkglobalchi2fitter.so]
 0x2aaabea53465 fit ../src/globalchi2fitter.cxx:1671   + 0x465 [/build/atnight/localbuilds/nightlies/17.x.0-val/atlasreconstruction/rel_0/installarea/x86_64-slc5-gcc43-opt/lib/libtrkglobalchi2fitter.so]
 0x2aaabf28bc59 fit ../src/mootrackfitter.cxx:2051   + 0x149 [/build/atnight/localbuilds/nightlies/17.x.0-val/atlasreconstruction/rel_0/installarea/x86_64-slc5-gcc43-opt/lib/libmuontracksteeringtools.so]
 0x2aaabf28d3df fit ../src/mootrackfitter.cxx:425   + 0x59f [/build/at

full log file:

http://atlas-computing.web.cern.ch/atlas-computing/links/distdirectory/nightlies/developmentwebarea/nicos_web_area17x0val64bs5g4recopt/nicos_testlog_rel_5/reconstruction_recexample_recexrecotest_15__recexrecotest_testconfiguration__muon__a.html

command to reproduce:

py:athena            info executing cli (-c) command: &quot;jp.athenacommonflags.evtmax=5; rec.dodetailedauditor=true ; rec.donameauditor=true&quot;

hints on bug solving:

https://twiki.cern.ch/twiki/bin/viewauth/atlas/recbuginvestigation

david r mentioned this might be caused by trkglobalchi2fiitter-00-83-52

cheers,

mark