Package: nx-libs Version 3.5.0.27

Core was generated by `/usr/lib64/nx/../x2go/bin/x2goagent -extension XFIXES -nolisten tcp -nolisten t'. Program terminated with signal SIGFPE, Arithmetic exception. #0 0x000000000048bb41 in nxagentResolveColor (pRed=0xff, pGreen=0x7fffcb8eb4f6, pBlue=0x7fffcb8eb4f6, pVisual=0x0) at Colormap.c:504 504 65535) / limb) >> shift) * 65535) / lim;

Thread 1 (Thread 0x7f9b2ef22780 (LWP 26422)): #0 0x000000000048bb41 in nxagentResolveColor (pRed=0xff, pGreen=0x7fffcb8eb4f6, pBlue=0x7fffcb8eb4f6, pVisual=0x0) at Colormap.c:504 shift = 8 lim = 255 #1 0x0000000000464c7b in AllocColor (pmap=0x20ca7e0, pred=pred@entry=0x7fffcb8eb4f6, pgreen=pgreen@entry=0x7fffcb8eb4f6, pblue=pblue@entry=0x7fffcb8eb4f6, pPix=pPix@entry=0x7fffcb8eb4f8, client=client@entry=0) at colormap.c:820 pixR = 0 pixG = 8192 pixB = 0 entries = <optimized out> rgb = {red = 0, green = 0, blue = 0, pad = 0} class = <optimized out> pVisual = 0x1ee8860 npix = <optimized out> ppix = <optimized out>

I don't understand with pVisual is reported to be 0x0 in nxagentResolveColor(), but that seems the most suspicious thing. Also, do we want to disable SIGFPE?

-------- Original Message -------- Subject: [Bug 1133614] New: [abrt] nxagent: nxagentResolveColor(): nxagent killed by SIGFPE Date: Mon, 25 Aug 2014 14:47:49 +0000 From: bugzilla@redhat.com To: orion@cora.nwra.com

https://bugzilla.redhat.com/show_bug.cgi?id=1133614

         Bug ID: 1133614
        Summary: [abrt] nxagent: nxagentResolveColor(): nxagent killed
                 by SIGFPE
        Product: Fedora
        Version: 20
      Component: nx-libs
       Assignee: orion@cora.nwra.com
       Reporter: Saurval@yahoo.com
     QA Contact: extras-qa@fedoraproject.org
             CC: orion@cora.nwra.com

Description of problem: After the first connection with x2go future connections (or reconnections) to the server often hang or cause a crash.

Version-Release number of selected component: nxagent-3.5.0.27-1.fc20

Additional info: reporter: libreport-2.2.3 backtrace_rating: 4 cmdline: /usr/lib64/nx/../x2go/bin/x2goagent -extension XFIXES -nolisten tcp -nolisten tcp -dpi 72 -D -auth /home/marius/.Xauthority -geometry 1024x768 -name X2GO-marius-66-1408949736_stDKDE_dp32 :66 crash_function: nxagentResolveColor executable: /usr/lib64/nx/bin/nxagent kernel: 3.15.8-200.fc20.x86_64 runlevel: N 5 type: CCpp uid: 1000

Truncated backtrace: Thread no. 1 (10 frames) #0 nxagentResolveColor at Colormap.c:504 #1 AllocColor at colormap.c:820 #2 nxagentCreateDefaultColormap at Colormap.c:531 #3 nxagentOpenScreen at Screen.c:1926 #4 nxagentReconnectScreen at Screen.c:3546 #5 nxagentReconnectSession at Reconnect.c:469 #6 nxagentHandleConnectionChanges at Reconnect.c:827 #7 nxagentHandleConnectionStates at Reconnect.c:218 #8 nxagentWakeupHandler at Handlers.c:589 #9 WakeupHandler at dixutils.c:472

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