Weird... this time I re-upgraded libc6 and things work fine... looks like something wrong went during the install. And I cannot reproduce the issue anymore... :'( WTF ???
2017-12-06 19:24 GMT+01:00 Andreas Beckmann <a...@debian.org>: > Please install the -dbg/-dbgsym packages for all packages involved in > the backtrace, this should give a bit more information. > > That would probably include xserver-xorg-core-dbgsym (you will have to > enable the debian-debug package source for that, see > https://wiki.debian.org/HowToGetABacktrace) and libc6-dbg. > > > Andreas >