On Fri, Nov 23, 2012 at 08:24:32PM +0100, Nikola Ciprich wrote: > > Please also post the exact package version you are using - the line > > numbers change between releases and depend on which patches have been > > applied to the source tree. The distro exact package version allows me > > to download the source tree that was used to build this binary and check > > the correct line numbers. > > Hello Stafan, > > it's based on fedora rawhide pkg 2:1.2.0-16 with few minor tweaks to compile > on centos6. > I've uploaded sources used for build here: > > http://nik.lbox.cz/download/qemu-kvm-1.2.0.tar.bz2 (after make clean) > > or > > http://nik.lbox.cz/download/qemu-1.2.0-lb6.01.src.rpm > > will this help? Thanks, I looked at the backtrace in the source tree. Unfortunately the root cause is not obvious to me. I was looking for a double-free of the zrle buffers. If this bug repeatedly bites you, try a different VNC encoding as a workaround (not ZRLE). Perhaps someone more familiar with the VNC code will be able to see it. All the information you have provided is helpful. Stefan -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html