Apr 15 18:43:35 badhp systemd-coredump[31507]: Process 1227 (twmnd) of user 1000 dumped core.
Stack trace of thread 1227:
#0 0x00007f1a17210860 raise (libc.so.6)
#1 0x00007f1a17211ec9 abort (libc.so.6)
#2 0x00007f1a172090bc __assert_fail_base (libc.so.6)
#3 0x00007f1a17209133 __assert_fail (libc.so.6)
#4 0x0000562cfc97f71b n/a (twmnd)
#5 0x0000562cfc9766ce n/a (twmnd)
#6 0x0000562cfc99b71b n/a (twmnd)
#7 0x00007f1a185f3616 _ZN11QMetaObject8activateEP7QObjectiiPPv (l>
#8 0x00007f1a183a7c28 _ZN18QAbstractAnimation4stopEv (libQt5Core.>
#9 0x00007f1a183a7fe6 _ZN13QUnifiedTimer21updateAnimationTimersEx>
#10 0x00007f1a183a898e _ZN16QAnimationDriver16advanceAnimationEx (>
#11 0x00007f1a185f401b _ZN7QObject5eventEP6QEvent (libQt5Core.so.5)
#12 0x00007f1a19956fec _ZN19QApplicationPrivate13notify_helperEP7Q>
#13 0x00007f1a1995e9c6 _ZN12QApplication6notifyEP7QObjectP6QEvent >
#14 0x00007f1a185c2cf0 _ZN16QCoreApplication15notifyInternal2EP7QO>
#15 0x00007f1a1861e688 _ZN14QTimerInfoList14activateTimersEv (libQ>
#16 0x00007f1a1861ee82 n/a (libQt5Core.so.5)
#17 0x00007f1a14b3a368 g_main_context_dispatch (libglib-2.0.so.0)
#18 0x00007f1a14b3a5b1 n/a (libglib-2.0.so.0)
#19 0x00007f1a14b3a63e g_main_context_iteration (libglib-2.0.so.0)
#20 0x00007f1a1861f241 _ZN20QEventDispatcherGlib13processEventsE6Q>
#21 0x00007f1a10b21482 n/a (libQt5XcbQpa.so.5)
#22 0x00007f1a185c132b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEv>
#23 0x00007f1a185ca728 _ZN16QCoreApplication4execEv (libQt5Core.so>
#24 0x0000562cfc96faed n/a (twmnd)
#25 0x00007f1a171fcf4a __libc_start_main (libc.so.6)
#26 0x0000562cfc96f81a n/a (twmnd)
Stack trace of thread 1288:
#0 0x00007f1a172c797b __poll (libc.so.6)
#1 0x00007f1a16fbf180 n/a (libxcb.so.1)
#2 0x00007f1a16fc0e4b xcb_wait_for_event (libxcb.so.1)
#3 0x00007f1a10a9982a n/a (libQt5XcbQpa.so.5)
#4 0x00007f1a183d5acd n/a (libQt5Core.so.5)
#5 0x00007f1a17e8408c start_thread (libpthread.so.0)
#6 0x00007f1a172d1e7f __clone (libc.so.6)
Stack trace of thread 1386:
#0 0x00007f1a172c797b __poll (libc.so.6)
#1 0x00007f1a14b3a523 n/a (libglib-2.0.so.0)
#2 0x00007f1a14b3a63e g_main_context_iteration (libglib-2.0.so.0)
#3 0x00007f1a1861f241 _ZN20QEventDispatcherGlib13processEventsE6Q>
#4 0x00007f1a185c132b _ZN10QEventLoop4execE6QFlagsINS_17ProcessEv>
#5 0x00007f1a183d072e _ZN7QThread4execEv (libQt5Core.so.5)
#6 0x00007f1a18a42416 n/a (libQt5DBus.so.5)
#7 0x00007f1a183d5acd n/a (libQt5Core.so.5)
#8 0x00007f1a17e8408c start_thread (libpthread.so.0)
#9 0x00007f1a172d1e7f __clone (libc.so.6)