Description of problem: Having added 3 screens to my laptops docking station kde (Xserver?) crashes hard on login when setting up desktop. Having on my laptops own screen mitigates this, but no other screen/desktop will show. Version-Release number of selected component: plasma-workspace-5.3.2-2.fc22 Additional info: reporter: libreport-2.6.2 backtrace_rating: 4 cmdline: ksplashqml org.kde.breeze.desktop --pid crash_function: QXcbConnection::sendConnectionEvent executable: /usr/bin/ksplashqml global_pid: 2533 kernel: 4.1.5-200.fc22.x86_64 runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (9 frames) #0 QXcbConnection::sendConnectionEvent at qxcbconnection.cpp:1260 #1 QXcbConnection::~QXcbConnection at qxcbconnection.cpp:573 #3 qDeleteAll<QList<QXcbConnection*>::const_iterator> at ../../../../src/corelib/tools/qalgorithms.h:317 #4 qDeleteAll<QList<QXcbConnection*> > at ../../../../src/corelib/tools/qalgorithms.h:325 #5 QXcbIntegration::~QXcbIntegration at qxcbintegration.cpp:190 #7 QGuiApplicationPrivate::~QGuiApplicationPrivate at kernel/qguiapplication.cpp:1391 #9 cleanup at ../../src/corelib/tools/qscopedpointer.h:54 #10 ~QScopedPointer at ../../src/corelib/tools/qscopedpointer.h:101 #11 QObject::~QObject at kernel/qobject.cpp:883
Created attachment 1073220 [details] File: backtrace
Created attachment 1073221 [details] File: cgroup
Created attachment 1073222 [details] File: core_backtrace
Created attachment 1073223 [details] File: dso_list
Created attachment 1073224 [details] File: environ
Created attachment 1073225 [details] File: limits
Created attachment 1073226 [details] File: maps
Created attachment 1073227 [details] File: mountinfo
Created attachment 1073228 [details] File: namespaces
Created attachment 1073229 [details] File: open_fds
Created attachment 1073230 [details] File: proc_pid_status
Created attachment 1073231 [details] File: var_log_messages
I have the same problem. dmesg showns: [ 476.487421] kactivitymanage[4160]: segfault at 7f365f646cf0 ip 000000350a814731 sp 00007ffff1819588 error 4 in libQt5Sql.so.5.5.0[350a800000+3f000] [ 483.382856] kscreen_backend[5349]: segfault at 10 ip 00007fd6cbbe4e10 sp 00007ffd17f24e08 error 4 in KSC_XRandR.so[7fd6cbbcf000+24000] [ 483.489598] traps: ksplashqml[5283] general protection ip:7fedc9c21db3 sp:7fff25f191d8 error:0 in libQt5XcbQpa.so.5.5.0[7fedc9beb000+df000] [ 497.994021] [drm:si_dpm_set_power_state [radeon]] *ERROR* si_restrict_performance_levels_before_switch failed [ 787.357516] kactivitymanage[5335]: segfault at 7fe8d3bc3cf0 ip 000000350a814731 sp 00007ffc0b6a2748 error 4 in libQt5Sql.so.5.5.0[350a800000+3f000] [ 793.204771] kscreen_backend[6937]: segfault at 10 ip 00007fa319167e10 sp 00007ffd87b49f48 error 4 in KSC_XRandR.so[7fa319152000+24000] [ 793.312131] traps: ksplashqml[6864] general protection ip:7f734be7ddb3 sp:7fff1b77d5d8 error:0 in libQt5XcbQpa.so.5.5.0[7f734be47000+df000] [ 917.161307] kactivitymanage[6922]: segfault at 7f3c0d59ccf0 ip 000000350a814731 sp 00007ffee3960cc8 error 4 in libQt5Sql.so.5.5.0[350a800000+3f000] ]$ lspci |grep VGA 0f:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Cape Verde PRO [Radeon HD 7750/8740 / R7 250E]
*** Bug 1266268 has been marked as a duplicate of this bug. ***
Fedora 22 changed to end-of-life (EOL) status on 2016-07-19. Fedora 22 is no longer maintained, which means that it will not receive any further security or bug fix updates. As a result we are closing this bug. If you can reproduce this bug against a currently maintained version of Fedora please feel free to reopen this bug against that version. If you are unable to reopen this bug, please file a new report against the current release. If you experience problems, please add a comment to this bug. Thank you for reporting this bug and we are sorry it could not be fixed.