Created attachment 930061 [details] Valgrind report about the crash Description of problem: Same as $SUMMARY Version-Release number of selected component (if applicable): $ rpm -q pavucontrol pulseaudio gtkmm30 glib2 gtk3 pavucontrol-2.0-7.fc21.x86_64 pulseaudio-5.0-10.fc21.x86_64 gtkmm30-3.13.7-1.fc21.x86_64 glib2-2.41.3-1.fc21.x86_64 glib2-2.41.3-1.fc21.i686 gtk3-3.13.7-1.fc21.x86_64 How reproducible: Always Steps to Reproduce: 1. Have a fully upgraded Fedora 21 (as of 2014-08-24) 2. Install pavucontrol 3. Try to start it Actual results: Crash Expected results: Working audio controls, volume knobs and so on Additional info:
Downgrading to pavucontrol-2.0-6.fc21 from http://koji.fedoraproject.org/koji/buildinfo?buildID=522070 fixes it. It looks like a miscompiled binary. GCC bug?
Full debug output at https://bugzilla.redhat.com/show_bug.cgi?id=1134357
*** This bug has been marked as a duplicate of bug 1133339 ***