Bug 415122

Summary: Plasma crashes on startup
Product: [Plasma] plasmashell Reporter: Logan G. <logan2611>
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: creideiki+kdebugs, plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.17.4   
Target Milestone: 1.0   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Logan G. 2019-12-13 05:55:50 UTC 
Application: plasmashell (5.17.4)

Qt Version: 5.14.0
Frameworks Version: 5.64.0
Operating System: Linux 5.4.2-zen1-1-zen x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:

Starting Plasma desktop

- Custom settings of the application:

Simple Thermal Monitor widget in the taskbar, icon taskbar

I am using the latest Arch Linux packages with Qt 5.14

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa21a85ecc0 (LWP 2255))]

Thread 35 (Thread 0x7fa1a6efd700 (LWP 2715)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa21ef8ecc4 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007fa21ef8eda2 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007fa220cfd18b in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007fa220cfd41b in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 34 (Thread 0x7fa1a76fe700 (LWP 2714)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 33 (Thread 0x7fa1bd477700 (LWP 2691)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa21ef8ecc4 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007fa21ef8eda2 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007fa220cfd18b in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007fa220cfd41b in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 32 (Thread 0x7fa1bf202700 (LWP 2690)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 31 (Thread 0x7fa1df7fe700 (LWP 2627)):
#0  0x00007fa21ec009ef in poll () at /usr/lib/libc.so.6
#1  0x00007fa21d425120 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa21d4251f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fa21f1bbcdc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fa21f16239c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fa21ef87e62 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fa220c37e9b in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 30 (Thread 0x7fa1dffff700 (LWP 2626)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa21ef8ecc4 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007fa21ef8eda2 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007fa220cfd18b in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007fa220cfd41b in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 29 (Thread 0x7fa1e4e3e700 (LWP 2625)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 28 (Thread 0x7fa1e5abe700 (LWP 2621)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa21ef8ecc4 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007fa21ef8eda2 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007fa220cfd18b in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007fa220cfd41b in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 27 (Thread 0x7fa1e7fff700 (LWP 2620)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 26 (Thread 0x7fa1f4ff9700 (LWP 2525)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 25 (Thread 0x7fa1f57fa700 (LWP 2524)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7fa1f5ffb700 (LWP 2523)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7fa1f67fc700 (LWP 2522)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7fa1f6ffd700 (LWP 2521)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7fa1f77fe700 (LWP 2520)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7fa1fc9b3700 (LWP 2519)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7fa1fd1b4700 (LWP 2518)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7fa1fd9b5700 (LWP 2517)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7fa1fe1b6700 (LWP 2516)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7fa1fe9b7700 (LWP 2515)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7fa1ff1b8700 (LWP 2514)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7fa1f7fff700 (LWP 2513)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7fa1ff9b9700 (LWP 2512)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7fa2001ba700 (LWP 2511)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7fa2009bb700 (LWP 2510)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7fa2011bc700 (LWP 2509)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7fa2019bd700 (LWP 2508)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7fa2021be700 (LWP 2507)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7fa2029bf700 (LWP 2506)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fa2031c0700 (LWP 2505)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fa210b27700 (LWP 2504)):
#0  0x00007fa21e3d1c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fa2116bf48c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007fa2116bf088 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fa2135ef700 (LWP 2453)):
#0  0x00007fa21ec009ef in poll () at /usr/lib/libc.so.6
#1  0x00007fa21d425120 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa21d4251f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fa21f1bbcdc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fa21f16239c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fa21ef87e62 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fa220994479 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fa218f79700 (LWP 2269)):
#0  0x00007fa21ec009ef in poll () at /usr/lib/libc.so.6
#1  0x00007fa21d425120 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fa21d4251f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fa21f1bbcdc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fa21f16239c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fa21ef87e62 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fa21fb10b28 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fa219d73700 (LWP 2266)):
#0  0x00007fa21ec009ef in poll () at /usr/lib/libc.so.6
#1  0x00007fa221140630 in  () at /usr/lib/libxcb.so.1
#2  0x00007fa2211422db in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fa21a715a01 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fa21ef88fd6 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fa21e3cb4cf in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fa21ec0b2d3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fa21a85ecc0 (LWP 2255)):
[KCrash Handler]
#6  0x00007fa1de2497b6 in  () at /usr/lib/qt/qml/org/kde/plasma/calendar/libcalendarplugin.so
#7  0x00007fa1de245e21 in  () at /usr/lib/qt/qml/org/kde/plasma/calendar/libcalendarplugin.so
#8  0x00007fa1de2467eb in  () at /usr/lib/qt/qml/org/kde/plasma/calendar/libcalendarplugin.so
#9  0x00007fa2208ce809 in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib/libQt5Qml.so.5
#10 0x00007fa22080308c in  () at /usr/lib/libQt5Qml.so.5
#11 0x00007fa22080460e in QV4::QObjectWrapper::virtualResolveLookupGetter(QV4::Object const*, QV4::ExecutionEngine*, QV4::Lookup*) () at /usr/lib/libQt5Qml.so.5
#12 0x00007fa220823027 in  () at /usr/lib/libQt5Qml.so.5
#13 0x00007fa22082830f in  () at /usr/lib/libQt5Qml.so.5
#14 0x00007fa2207b9340 in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () at /usr/lib/libQt5Qml.so.5
#15 0x00007fa22094a260 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () at /usr/lib/libQt5Qml.so.5
#16 0x00007fa220950020 in QQmlBinding::evaluate(bool*) () at /usr/lib/libQt5Qml.so.5
#17 0x00007fa220954cca in  () at /usr/lib/libQt5Qml.so.5
#18 0x00007fa22095131c in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#19 0x00007fa220962cde in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () at /usr/lib/libQt5Qml.so.5
#20 0x00007fa2208ebb0b in  () at /usr/lib/libQt5Qml.so.5
#21 0x00007fa2208ec053 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () at /usr/lib/libQt5Qml.so.5
#22 0x00007fa2208e89e2 in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () at /usr/lib/libQt5Qml.so.5
#23 0x00007fa22104a56c in KDeclarative::QmlObject::createObjectFromComponent(QQmlComponent*, QQmlContext*, QHash<QString, QVariant> const&) () at /usr/lib/libKF5Declarative.so.5
#24 0x00007fa221537c9f in  () at /usr/lib/libKF5PlasmaQuick.so.5
#25 0x00007fa221537eab in  () at /usr/lib/libKF5PlasmaQuick.so.5
#26 0x00007fa2215383e2 in  () at /usr/lib/libKF5PlasmaQuick.so.5
#27 0x00007fa21f19d143 in  () at /usr/lib/libQt5Core.so.5
#28 0x00007fa21f191055 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#29 0x00007fa21fd84472 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#30 0x00007fa21fd8dc89 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#31 0x00007fa21f163832 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#32 0x00007fa21f1bb05d in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5
#33 0x00007fa21f1bb92a in  () at /usr/lib/libQt5Core.so.5
#34 0x00007fa21d42339e in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#35 0x00007fa21d4251b1 in  () at /usr/lib/libglib-2.0.so.0
#36 0x00007fa21d4251f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#37 0x00007fa21f1bbcc0 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#38 0x00007fa21f16239c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#39 0x00007fa21f16a3a6 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#40 0x000055aea07c2dc9 in  ()
#41 0x00007fa21eb33153 in __libc_start_main () at /usr/lib/libc.so.6
#42 0x000055aea07c322e in _start ()
[Inferior 1 (process 2255) detached]

Possible duplicates by query: bug 415114, bug 415110, bug 415109, bug 415108, bug 415080.

Reported using DrKonqi
Comment 1 Christoph Feck 2019-12-29 08:10:04 UTC 
Did you login with your root account?
Comment 2 David Edmundson 2020-01-09 00:39:52 UTC 

*** This bug has been marked as a duplicate of bug 415356 ***