On Wednesday 25 of June 2014 11:40:35 Milian Wolff wrote: > On Tuesday 24 June 2014 23:44:12 Luca Beltrame wrote: > > Hello, > > > > currently, the KF5 version of KAuth is not quite usable as any helper > > used by KAuth segfaults: the most notable is backlighthelper, which > > always crashes at login. > > > > According to some investigations made by a fellow openSUSE Community KDE > > member, it crashes somewhere in Qt, in dbusInterfaceString(). > > I've tried myself to get a backtrace but gdb offers no stack > > > > Given that the release is so close by and that KAuth is used by a lot of > > pieces in the upcoming workspace release: > > > > 1. How can this be debugged further? > > 2. Has anyone been able to reproduce this? > > 3. Is this something different entirely? > > > > Basically this makes KAuth non-functional. > > > > I'm hoping this is only a local issue, though, ;) > > Just a quick question to make sure this is not the issue: Have you ruled > out ABI/linker issues? I've seen a case where a kf5 app tried to load a > Qt4 plugin/library, which lead to _very_ strange crashes. You can make > sure that's not the case by doing something like ldd on any exe/lib > involved. Furthermore, try "info shared" in gdb on crash.
Is not in this case. ATM we're using r118264 to avoid above situation... Anyways, got now a better trace, seems it's comming from polkitqt1-authority destructor: http://paste.opensuse.org/view/raw/45956382 Cheers, Hrvoje > Bye
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