There are reports of segfaults where an empty session table is derreferenced (https://bugzilla.redhat.com/show_bug.cgi?id=1223981). After looking at the code, we created a patch that should prevent situations where the table can be NULL.
Created attachment 11223 [details]
patch from master for v4-2-test and v4-1-test
Karo, please pick.
Pushed to autobuild-v4-[1|2]-test.
(In reply to Karolin Seeger from comment #3)
Pushed to both branches.
Closing out bug report.