Roberto Pariset wrote:
hello, last (few days ago) xlibmesa-gl1-dri-trunk was really great on my box
(SiS + sid), but the one from yesterday makes dri program crash. here is an
output from glxgears:


Program received signal SIGFPE, Arithmetic exception.
[Switching to Thread 1076844768 (LWP 3563)]
0x4043c56c in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
(gdb) where
#0 0x4043c56c in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#1 0x4043c181 in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#2 0x4043c2bc in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#3 0x403c8a2b in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#4 0x4033afd2 in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#5 0x4033b8f8 in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#6 0x4033bb31 in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#7 0x40445465 in __driUtilCreateScreen ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#8 0x4031da6b in __driUtilUpdateDrawableInfo ()
from /usr/X11R6/lib/modules-dri-trunk/dri/sis_dri.so
#9 0x400847fa in _glthread_SetTSD () from /usr/X11R6/lib/libGL.so.1
#10 0x40084bf2 in _glthread_SetTSD () from /usr/X11R6/lib/libGL.so.1
#11 0x40084e8e in glXCreateContext () from /usr/X11R6/lib/libGL.so.1
#12 0x0804fde0 in ?? ()
(gdb)


you have any old deb? i looked at
http://people.debian.org/~daenzer/dri-trunk-sid/ but found out that the
version of feb 28th (working) is updated at march 4th (crashing). hth,
rob

That's a very, very strange stack trace. Could you try again with one of the binary snapshots? The strack trace from that should give line numbers, and that will make figuring this out a lot easier. This may be related to some code that was recently merged to the trunk from the driinterface branch.


In any case, there should not be ANY way for execution to get from __driUtilUpdateDrawableInfo to __driUtilCreateScreen. That's just weird...



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