On Tue, 2012-08-14 at 20:55 -0500, Johnny Hughes wrote: > On 08/14/2012 05:23 PM, Cal Webster wrote: > > We began experiencing failed vnc connections to the console display on > > servers that have been updated to EL 6.3. No such failures have occurred > > on similar connections to EL 6.2 servers. > > > > On the client machine a normal vncviewer display appears with the > > expected graphical login until the mouse pointer is moved within the > > boundaries of the vncviewer window. At this point the window closes and > > an error message appears in both a pop-up window and in the terminal > > window in which the session was initiated stating "read: Connection > > reset by peer (104)". > > > > On the server end, a core dump is generated and a abrt bug report is > > created. > > > > /var/log/messages > > ---------------------------------------------- > > Aug 14 11:00:30 jato2 abrt[11411]: File '/usr/bin/Xorg' seems to be > > deleted > > Aug 14 11:00:30 jato2 abrt[11411]: Saved core dump of pid 7892 > > (/usr/bin/Xorg) to /var/spool/abrt/ccpp-2012-08-14-11:00:30-7892 > > (42041344 bytes) > > Aug 14 11:00:30 jato2 abrtd: Directory 'ccpp-2012-08-14-11:00:30-7892' > > creation detected > > ---------------------------------------------- > > > > This bug has been reported in the CentOS bug tracker here: > > > > 0005824: tigervnc-server-module keep crashing > > http://bugs.centos.org/view.php?id=5824 > > > > However, this appears to be a bug upstream. The source RPM provided with > > CentOS is identical to that of upstream with no modifications. Also, > > there is an upstream bug reported that appears to have the same > > symptoms. I have added a comment to the upstream bug report (listed > > below) if anyone wishes to see the details. > > > > tigervnc-server-module crashes with dual screen setup > > https://bugzilla.redhat.com/show_bug.cgi?id=820443 > > > > > > > > We have verified that rebuilding the unmodified source RPM for tigervnc > > produces a tigervnc-server-module RPM that does not suffer from this > > bug. > > > > Removing the original tigervnc-server-module package and replacing it > > with the rebuilt one fixes the problem. > > > > I've duplicated the problem on 2 EL 6.3 x86_64 single-head display > > machines and have verified the fix. > > > > Tomorrow, I'll duplicate the problem on a dual-head x86_64 machine that > > currently still works after updating to EL 6.2 then confirm the the fix. > > > > Did you rebuild the SRPM using mock or directly on a physical machine > with rpmbuild? No mock, just a simple "rpmbuild -ba SPEC/tigervnc.spec"