[ksmserver] [Bug 394508] ksmserver-logout-greeter crashes after GPU switch using prime-select (Backtrace included) (nvidia-384 driver)

[saurabh]

https://bugs.kde.org/show_bug.cgi?id=394508

saurabh <saurabhpradhan1305 at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |saurabhpradhan1305 at gmail.co
                   |                            |m

--- Comment #1 from saurabh <saurabhpradhan1305 at gmail.com> ---
I am facing same issue. For me it happens both way switching from nvidia to
intel and vise versa.

Application: ksmserver-logout-greeter (ksmserver-logout-greeter), signal:
Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fba1ad57940 (LWP 2641))]

Thread 2 (Thread 0x7fba0293f700 (LWP 2643)):
#0  0x00007fba1660074d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fba0f57d38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fba0f57d49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fba16f180bb in QEventDispatcherGlib::processEvents
(this=0x7fb9f40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fba16ebf5ba in QEventLoop::exec (this=this at entry=0x7fba0293ec40,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:214
#5  0x00007fba16cf45e4 in QThread::exec (this=this at entry=0x7fba17dc2d60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:525
#6  0x00007fba17b49f35 in QDBusConnectionManager::run (this=0x7fba17dc2d60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:178
#7  0x00007fba16cff727 in QThreadPrivate::start (arg=0x7fba17dc2d60 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:367
#8  0x00007fba111d96ba in start_thread (arg=0x7fba0293f700) at
pthread_create.c:333
#9  0x00007fba1660c41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fba1ad57940 (LWP 2641)):
[KCrash Handler]
#6  0x00007fba1653a428 in __GI_raise (sig=sig at entry=6) at
../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007fba1653c02a in __GI_abort () at abort.c:89
#8  0x00007fba16cd190d in qt_message_fatal (context=..., message=<synthetic
pointer>) at global/qlogging.cpp:1842
#9  QMessageLogger::fatal (this=this at entry=0x7ffd8b60ab70,
msg=msg at entry=0x7fba037af400 "Could not initialize GLX") at
global/qlogging.cpp:880
#10 0x00007fba037acb4f in QGLXContext::init (this=0xc27d20, screen=0xb90a80,
share=<optimized out>) at qglxintegration.cpp:375
#11 0x00007fba037a9e87 in QXcbGlxIntegration::createPlatformOpenGLContext
(this=<optimized out>, context=0x7ffd8b60ad00) at qxcbglxintegration.cpp:185
#12 0x00007fba067b2501 in QXcbIntegration::createPlatformOpenGLContext
(this=<optimized out>, context=0x7ffd8b60ad00) at qxcbintegration.cpp:281
#13 0x00007fba174c515d in QOpenGLContext::create
(this=this at entry=0x7ffd8b60ad00) at kernel/qopenglcontext.cpp:612
#14 0x00007fba037ad395 in QGLXContext::queryDummyContext () at
qglxintegration.cpp:757
#15 0x00007fba037ad9c9 in QGLXContext::supportsThreading () at
qglxintegration.cpp:804
#16 0x00007fba1968fe3b in QSGRenderLoop::instance () at
scenegraph/qsgrenderloop.cpp:205
#17 0x00007fba196fee9a in QQuickWindowPrivate::init (this=0xbcbf10, c=0xbcbc10,
control=0x0) at items/qquickwindow.cpp:554
#18 0x00007fba1a807dd4 in
KQuickAddons::QuickViewSharedEngine::QuickViewSharedEngine (this=0xbcbc10,
parent=<optimized out>) at
/workspace/build/src/quickaddons/quickviewsharedengine.cpp:148
#19 0x00000000004075e8 in KSMShutdownDlg::KSMShutdownDlg (this=0xbcbc10,
parent=<optimized out>, maysd=<optimized out>, choose=<optimized out>,
sdtype=KWorkSpace::ShutdownTypeNone, plasmaShell=0x0) at
/workspace/build/ksmserver/logout-greeter/shutdowndlg.cpp:81
#20 0x0000000000406600 in Greeter::adoptScreen (this=this at entry=0x7ffd8b60b190,
screen=0xb89400) at /workspace/build/ksmserver/logout-greeter/main.cpp:112
#21 0x0000000000406890 in Greeter::init (this=this at entry=0x7ffd8b60b190) at
/workspace/build/ksmserver/logout-greeter/main.cpp:104
#22 0x0000000000405f03 in main (argc=6, argv=<optimized out>) at
/workspace/build/ksmserver/logout-greeter/main.cpp:223

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