Hi, On 2026-01-13 20:03, Aurelien Jarno wrote: > Hi, > > On 2026-01-12 12:15, chris wrote: > > Package: libc6 > > Version: 2.41-12+deb13u1 > > Severity: important > > X-Debbugs-Cc: [email protected] > > > > Dear Maintainer, > > > > After upgrading to glibc 2.41-12+deb13u1 (Debian 13.3 point release on > > January 10, 2026), all KDE/Qt applications experience severe startup > > delays of 1-3 seconds. Previously these applications started instantly. > > > > What led up to the situation: > > System was updated with 'apt upgrade' which included the glibc update > > from the 13.3 point release. > > Have you been able to confirm the issue actually comes from this new > glibc version? For instance you can try downgrading it to version > 2.41-12 and check it solves the issue. > > > What exactly did you do: > > Tested multiple terminals and applications: > > - Konsole: 2-3 second startup delay > > - Alacritty: 1-2 second startup delay > > - Other Qt/KDE applications show similar slowdown > > - Non-Qt applications (xterm) start instantly > > I have tried to reproduce the issue, but I haven't been able to so far. > Also looking at the change introduced in this new version, I haven't > been able to find an obvious culprit in the commit backported in this > version. > > Could you please try to run any of the software having an issue under > strace and share the output? That could give a hint at what is wrong. > You might want to use the -tt option to get timestamp and the -o option > to save the log.
Any news on that? Regards Aurelien -- Aurelien Jarno GPG: 4096R/1DDD8C9B [email protected] http://aurel32.net
