Version-Release number of selected component: kde-workspace-4.11.4-1.fc20 Additional info: reporter: libreport-2.1.10 backtrace_rating: 3 cmdline: /usr/bin/plasma-desktop --nocrashhandler crash_function: exit executable: /usr/bin/plasma-desktop kernel: 3.12.5-302.fc20.i686+PAE runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (5 frames) #17 exit at exit.c:104 #18 qt_xio_errhandler at kernel/qapplication_x11.cpp:772 #19 KApplication::xioErrhandler at /usr/src/debug/kdelibs-4.11.4/kdeui/kernel/kapplication.cpp:419 #20 kde_xio_errhandler at /usr/src/debug/kdelibs-4.11.4/kdeui/kernel/kapplication.cpp:126 #21 ??
Created attachment 847760 [details] File: backtrace
Created attachment 847761 [details] File: cgroup
Created attachment 847762 [details] File: core_backtrace
Created attachment 847763 [details] File: dso_list
Created attachment 847764 [details] File: environ
Created attachment 847765 [details] File: limits
Created attachment 847766 [details] File: maps
Created attachment 847767 [details] File: open_fds
Created attachment 847768 [details] File: proc_pid_status
Created attachment 847769 [details] File: var_log_messages
Looks like X11 is crashing, probably due to a graphics driver bug. Since you are using the proprietary nvidia driver, there is unfortunately no way we can fix that bug in Fedora.