https://bugs.kde.org/show_bug.cgi?id=461072

Riccardo Robecchi <sephiroth...@hotmail.it> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|BACKTRACE                   |---
             Status|NEEDSINFO                   |REPORTED

--- Comment #8 from Riccardo Robecchi <sephiroth...@hotmail.it> ---
Plasma crashed two times, both times when there were multiple notifications and
I was closing the top one. This time there was a plasmashell entry in
coredumpctl, and GDB worked. Funny thing is, I didn't even reboot since last
time. Anyway, here is the backtrace:

                Stack trace of thread 1437070:
                #0  0x00007f843025100b __GI_raise (libc.so.6 + 0x4300b)
                #1  0x00007f8432bc1ff5 _ZN6KCrash19defaultCrashHandlerEi
(libKF5Crash.so.5 + 0x5ff5)
                #2  0x00007f8430251090 __restore_rt (libc.so.6 + 0x43090)
                #3  0x00007f8432096e73
_Z13qGetPtrHelperI14QScopedPointerI11QObjectData21QScopedPointerDeleterIS1_EEEDTcldtfp_onptEERT_
(libQt5Qml.so.5 + 0x296e73)
                #4  0x00007f843255046e
_ZN16QQuickTransition7prepareER5QListI17QQuickStateActionERS0_I12QQmlPropertyEP23QQuickTransitionManagerP7QObject
(libQt5Quick.so.5 + 0x15046e)
                #5  0x00007f843254603f
_ZN23QQuickTransitionManager10transitionERK5QListI17QQuickStateActionEP16QQuickTransitionP7QObject
(libQt5Quick.so.5 + 0x14603f)
                #6  0x00007f8430ae2c25 _ZN7QObject5eventEP6QEvent
(libQt5Core.so.5 + 0x2e2c25)
                #7  0x00007f843176de43
_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 +
0x16de43)
                #8  0x00007f8431776c58
_ZN12QApplication6notifyEP7QObjectP6QEvent (libQt5Widgets.so.5 + 0x176c58)
                #9  0x00007f8430ab503a
_ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
0x2b503a)
                #10 0x00007f8430b0eed0 _ZN14QTimerInfoList14activateTimersEv
(libQt5Core.so.5 + 0x30eed0)
                #11 0x00007f8430b0f804 timerSourceDispatch (libQt5Core.so.5 +
0x30f804)
                #12 0x00007f842ed4317d g_main_context_dispatch
(libglib-2.0.so.0 + 0x5217d)
                #13 0x00007f842ed43400 n/a (libglib-2.0.so.0 + 0x52400)
                #14 0x00007f842ed434a3 g_main_context_iteration
(libglib-2.0.so.0 + 0x524a3)
                #15 0x00007f8430b0fb82
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30fb82)
                #16 0x00007f8430ab3b3b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b3b3b)
                #17 0x00007f8430abbce4 _ZN16QCoreApplication4execEv
(libQt5Core.so.5 + 0x2bbce4)
                #18 0x000055fc82af37ec n/a (plasmashell + 0x297ec)
                #19 0x00007f8430232083 __libc_start_main (libc.so.6 + 0x24083)
                #20 0x000055fc82af391e n/a (plasmashell + 0x2991e)

                Stack trace of thread 1437091:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437090:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437084:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437085:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437089:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437088:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437140:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437316:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437317:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84308d45eb
_ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xd45eb)
                #2  0x00007f8432623394
_ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x223394)
                #3  0x00007f8432623809 _ZN15QSGRenderThread3runEv
(libQt5Quick.so.5 + 0x223809)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437143:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437082:
                #0  0x00007f843032099f __GI___poll (libc.so.6 + 0x11299f)
                #1  0x00007f842ed4336e n/a (libglib-2.0.so.0 + 0x5236e)
                #2  0x00007f842ed434a3 g_main_context_iteration
(libglib-2.0.so.0 + 0x524a3)
                #3  0x00007f8430b0fb82
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30fb82)
                #4  0x00007f8430ab3b3b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b3b3b)
                #5  0x00007f84308cd342 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcd342)
                #6  0x00007f843157af4b n/a (libQt5DBus.so.5 + 0x18f4b)
                #7  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #8  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #9  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437347:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84308d45eb
_ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xd45eb)
                #2  0x00007f8432623394
_ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x223394)
                #3  0x00007f8432623809 _ZN15QSGRenderThread3runEv
(libQt5Quick.so.5 + 0x223809)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437379:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84308d45eb
_ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xd45eb)
                #2  0x00007f8432623394
_ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x223394)
                #3  0x00007f8432623809 _ZN15QSGRenderThread3runEv
(libQt5Quick.so.5 + 0x223809)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437390:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84308d45eb
_ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xd45eb)
                #2  0x00007f8432623394
_ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x223394)
                #3  0x00007f8432623809 _ZN15QSGRenderThread3runEv
(libQt5Quick.so.5 + 0x223809)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437087:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437092:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437093:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437168:
                #0  0x00007f843032099f __GI___poll (libc.so.6 + 0x11299f)
                #1  0x00007f842ed4336e n/a (libglib-2.0.so.0 + 0x5236e)
                #2  0x00007f842ed434a3 g_main_context_iteration
(libglib-2.0.so.0 + 0x524a3)
                #3  0x00007f8430b0fb82
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30fb82)
                #4  0x00007f8430ab3b3b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b3b3b)
                #5  0x00007f84308cd342 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcd342)
                #6  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #7  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #8  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437118:
                #0  0x00007f843032099f __GI___poll (libc.so.6 + 0x11299f)
                #1  0x00007f842ed4336e n/a (libglib-2.0.so.0 + 0x5236e)
                #2  0x00007f842ed434a3 g_main_context_iteration
(libglib-2.0.so.0 + 0x524a3)
                #3  0x00007f8430b0fb82
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30fb82)
                #4  0x00007f8430ab3b3b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b3b3b)
                #5  0x00007f84308cd342 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcd342)
                #6  0x00007f843255d67a _ZN18QQuickPixmapReader3runEv
(libQt5Quick.so.5 + 0x15d67a)
                #7  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #8  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #9  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437104:
                #0  0x00007f843032099f __GI___poll (libc.so.6 + 0x11299f)
                #1  0x00007f842ed4336e n/a (libglib-2.0.so.0 + 0x5236e)
                #2  0x00007f842ed434a3 g_main_context_iteration
(libglib-2.0.so.0 + 0x524a3)
                #3  0x00007f8430b0fb82
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30fb82)
                #4  0x00007f8430ab3b3b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b3b3b)
                #5  0x00007f84308cd342 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcd342)
                #6  0x00007f8432160919 _ZN17QQmlThreadPrivate3runEv
(libQt5Qml.so.5 + 0x360919)
                #7  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #8  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #9  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437094:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437378:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437142:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437083:
                #0  0x00007f843032099f __GI___poll (libc.so.6 + 0x11299f)
                #1  0x00007f8433217c1a n/a (libxcb.so.1 + 0xbc1a)
                #2  0x00007f843321990a xcb_wait_for_event (libxcb.so.1 +
0xd90a)
                #3  0x00007f842c0dbe18 _ZN14QXcbEventQueue3runEv
(libQt5XcbQpa.so.5 + 0x78e18)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437144:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437145:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437146:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437344:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84308d45eb
_ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xd45eb)
                #2  0x00007f8432623394
_ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x223394)
                #3  0x00007f8432623809 _ZN15QSGRenderThread3runEv
(libQt5Quick.so.5 + 0x223809)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437147:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437356:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437280:
                #0  0x00007f843032099f __GI___poll (libc.so.6 + 0x11299f)
                #1  0x00007f842ed4336e n/a (libglib-2.0.so.0 + 0x5236e)
                #2  0x00007f842ed434a3 g_main_context_iteration
(libglib-2.0.so.0 + 0x524a3)
                #3  0x00007f8430b0fb82
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30fb82)
                #4  0x00007f8430ab3b3b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b3b3b)
                #5  0x00007f84308cd342 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcd342)
                #6  0x00007f839cd5c0bc _ZN15KCupsConnection3runEv
(libkcupslib.so + 0x230bc)
                #7  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #8  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #9  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437345:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437389:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437120:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437141:
                #0  0x00007f84322ca7d1 futex_abstimed_wait_cancelable
(libpthread.so.0 + 0xf7d1)
                #1  0x00007f84308d4578
_ZN21QWaitConditionPrivate13wait_relativeE14QDeadlineTimer (libQt5Core.so.5 +
0xd4578)
                #2  0x00007f84308d1a91 _ZN17QThreadPoolThread3runEv
(libQt5Core.so.5 + 0xd1a91)
                #3  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #4  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #5  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437380:
                #0  0x00007f843032099f __GI___poll (libc.so.6 + 0x11299f)
                #1  0x00007f842ed4336e n/a (libglib-2.0.so.0 + 0x5236e)
                #2  0x00007f842ed434a3 g_main_context_iteration
(libglib-2.0.so.0 + 0x524a3)
                #3  0x00007f8430b0fb82
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x30fb82)
                #4  0x00007f8430ab3b3b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b3b3b)
                #5  0x00007f84308cd342 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcd342)
                #6  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #7  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #8  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437357:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84308d45eb
_ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xd45eb)
                #2  0x00007f8432623394
_ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x223394)
                #3  0x00007f8432623809 _ZN15QSGRenderThread3runEv
(libQt5Quick.so.5 + 0x223809)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437095:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437343:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437121:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84308d45eb
_ZN21QWaitConditionPrivate4waitE14QDeadlineTimer (libQt5Core.so.5 + 0xd45eb)
                #2  0x00007f8432623394
_ZN25QSGRenderThreadEventQueue9takeEventEb (libQt5Quick.so.5 + 0x223394)
                #3  0x00007f8432623809 _ZN15QSGRenderThread3runEv
(libQt5Quick.so.5 + 0x223809)
                #4  0x00007f84308ce543 _ZN14QThreadPrivate5startEPv
(libQt5Core.so.5 + 0xce543)
                #5  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #6  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437097:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

                Stack trace of thread 1437086:
                #0  0x00007f84322ca376 futex_wait_cancelable (libpthread.so.0 +
0xf376)
                #1  0x00007f84286c3e8b n/a (radeonsi_dri.so + 0xc3e8b)
                #2  0x00007f84286c3bdb n/a (radeonsi_dri.so + 0xc3bdb)
                #3  0x00007f84322c3609 start_thread (libpthread.so.0 + 0x8609)
                #4  0x00007f843032d133 __clone (libc.so.6 + 0x11f133)

GNU gdb (Ubuntu 10.2-0ubuntu1~20.04~1) 10.2
Copyright (C) 2021 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<https://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
    <http://www.gnu.org/software/gdb/documentation/>.

For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /usr/bin/plasmashell...
(No debugging symbols found in /usr/bin/plasmashell)

warning: Can't open file /memfd:pulseaudio (deleted) during file-backed mapping
note processing

warning: Can't open file /memfd:unknown-usage:QtQml (deleted) during
file-backed mapping note processing

warning: Can't open file /memfd:JSGCHeap:QtQml (deleted) during file-backed
mapping note processing

warning: Can't open file /memfd:JITCode:QtQml (deleted) during file-backed
mapping note processing

warning: Can't open file
/home/riccardo/.cache/plasmashell/qmlcache/c1600cc797c41f278479c5812c87627ad5efdfe4.qmlc
(deleted) during file-backed mapping note processing

warning: Can't open file
/home/riccardo/.cache/plasmashell/qmlcache/1b5209199f08f45647dca2dcf400e9be889314d2.qmlc
(deleted) during file-backed mapping note processing

warning: Can't open file
/home/riccardo/.cache/plasmashell/qmlcache/33c917e773abe4bc3a0103a6068c9216dcb36d95.qmlc
(deleted) during file-backed mapping note processing

warning: Can't open file
/home/riccardo/.cache/plasmashell/qmlcache/d99054e44f60991aab9ed908f1e542f4c0cd78b9.qmlc
(deleted) during file-backed mapping note processing

warning: Can't open file
/home/riccardo/.cache/plasmashell/qmlcache/b142c0f82ac26290f689323dba70cf4f115584f1.qmlc
(deleted) during file-backed mapping note processing

warning: Can't open file /memfd:xshmfence (deleted) during file-backed mapping
note processing

warning: Can't open file /memfd:JSVMStack:QtQml (deleted) during file-backed
mapping note processing

warning: Can't open file
/home/riccardo/.cache/plasmashell/qmlcache/5f612594f2dbf235ceb0690f5ba4a2d73e811317.qmlc
(deleted) during file-backed mapping note processing
[New LWP 1437070]
[New LWP 1437091]
[New LWP 1437090]
[New LWP 1437084]
[New LWP 1437085]
[New LWP 1437089]
[New LWP 1437088]
[New LWP 1437140]
[New LWP 1437316]
[New LWP 1437317]
[New LWP 1437143]
[New LWP 1437082]
[New LWP 1437347]
[New LWP 1437379]
[New LWP 1437390]
[New LWP 1437087]
[New LWP 1437092]
[New LWP 1437093]
[New LWP 1437168]
[New LWP 1437118]
[New LWP 1437104]
[New LWP 1437094]
[New LWP 1437378]
[New LWP 1437142]
[New LWP 1437083]
[New LWP 1437144]
[New LWP 1437145]
[New LWP 1437146]
[New LWP 1437344]
[New LWP 1437147]
[New LWP 1437356]
[New LWP 1437280]
[New LWP 1437345]
[New LWP 1437389]
[New LWP 1437120]
[New LWP 1437141]
[New LWP 1437380]
[New LWP 1437357]
[New LWP 1437095]
[New LWP 1437343]
[New LWP 1437121]
[New LWP 1437097]
[New LWP 1437086]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
--Type <RET> for more, q to quit, c to continue without paging--
Core was generated by `/usr/bin/plasmashell'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  __GI_raise (sig=<optimised out>) at ../sysdeps/unix/sysv/linux/raise.c:50
50      ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
[Current thread is 1 (Thread 0x7f842c7de9c0 (LWP 1437070))]
(gdb) bt
#0  __GI_raise (sig=<optimised out>) at ../sysdeps/unix/sysv/linux/raise.c:50
#1  0x00007f8432bc1ff5 in KCrash::defaultCrashHandler(int) () at
/usr/lib/x86_64-linux-gnu/libKF5Crash.so.5
#2  0x00007f8430251090 in <signal handler called> () at
/lib/x86_64-linux-gnu/libc.so.6
#3  0x00007f8432096e73 in qGetPtrHelper<QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> > >(QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> >&) (ptr=...)
    at /usr/include/x86_64-linux-gnu/qt5/QtCore/qglobal.h:1143
#4  QQmlEngine::d_func() (this=0x0) at qml/qqmlengine.h:172
#5  QQmlEnginePrivate::get(QQmlEngine*) (e=0x0) at qml/qqmlengine_p.h:424
#6  QtQml::qmlExecuteDeferred(QObject*) (object=object@entry=0x55fc87219b50) at
qml/qqmlengine.cpp:1582
#7  0x00007f843255046e in QQuickTransition::prepare(QList<QQuickStateAction>&,
QList<QQmlProperty>&, QQuickTransitionManager*, QObject*)
    (this=this@entry=0x55fc87219b50, actions=..., after=...,
manager=manager@entry=0x55fc86bbe9b0,
defaultTarget=defaultTarget@entry=0x55fc872148e0) at
util/qquicktransition.cpp:259
#8  0x00007f843254603f in
QQuickTransitionManager::transition(QList<QQuickStateAction> const&,
QQuickTransition*, QObject*)
    (this=0x55fc86bbe9b0, list=<optimised out>, transition=0x55fc87219b50,
defaultTarget=<optimised out>) at util/qquicktransitionmanager.cpp:207
#9  0x00007f8430ae2c25 in QObject::event(QEvent*) (this=0x55fc872148e0,
e=0x7ffff4bb9d80) at kernel/qobject.cpp:1369
#10 0x00007f843176de43 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x55fc83e70100, receiver=receiver@entry=0x55fc872148e0,
e=e@entry=0x7ffff4bb9d80) at kernel/qapplication.cpp:3637
#11 0x00007f8431776c58 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffff4bba100, receiver=0x55fc872148e0, e=0x7ffff4bb9d80) at
kernel/qapplication.cpp:3161
#12 0x00007f8430ab503a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x55fc872148e0, event=0x7ffff4bb9d80) at
kernel/qcoreapplication.cpp:1064
#13 0x00007f8430b0eed0 in QTimerInfoList::activateTimers()
(this=0x55fc83f30160) at kernel/qtimerinfo_unix.cpp:643
#14 0x00007f8430b0f804 in timerSourceDispatch (source=<optimised out>) at
kernel/qeventdispatcher_glib.cpp:183
#15 idleTimerSourceDispatch(GSource*, GSourceFunc, gpointer) (source=<optimised
out>) at kernel/qeventdispatcher_glib.cpp:230
#16 0x00007f842ed4317d in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f842ed43400 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f842ed434a3 in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f8430b0fb82 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x55fc83f35ac0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#20 0x00007f8430ab3b3b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffff4bb9fc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:69
#21 0x00007f8430abbce4 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#22 0x000055fc82af37ec in  ()
--Type <RET> for more, q to quit, c to continue without paging--
#23 0x00007f8430232083 in __libc_start_main (main=0x55fc82af28d0, argc=1,
argv=0x7ffff4bba278, init=<optimised out>, fini=<optimised out>,
rtld_fini=<optimised out>, stack_end=0x7ffff4bba268)
    at ../csu/libc-start.c:308
#24 0x000055fc82af391e in  ()

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