Thread 1 (Thread 0x7fb75b11a200 (LWP 15394)): #0 std::__atomic_base<QThread*>::load (__m=std::memory_order_acquire, this=0x81) at /usr/include/c++/11/bits/atomic_base.h:836 #1 std::atomic<QThread*>::load (__m=std::memory_order_acquire, this=0x81) at /usr/include/c++/11/atomic:570 #2 QAtomicOps<QThread*>::loadAcquire<QThread*> (_q_value=<error reading variable: Cannot access memory at address 0x81>) at ./src/corelib/thread/qatomic_cxx11.h:213 #3 QBasicAtomicPointer<QThread>::loadAcquire (this=0x81) at ./src/corelib/thread/qbasicatomic.h:179 #4 QObject::thread (this=this@entry=0x7fb76fc52920 <KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>) at ./src/corelib/kernel/qobject.cpp:1562 #5 0x00007fb761fae15f in QObject::QObject (this=0x55bc207f06d0, dd=..., parent=0x7fb76fc52920 <KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>) at ./src/corelib/kernel/qobject.cpp:924 #6 0x00007fb76decc0ad in KIO::OpenWithHandlerInterface::OpenWithHandlerInterface(QObject*) () from /lib/x86_64-linux-gnu/libKF6KIOGui.so.6 #7 0x00007fb76fbb141d in KIO::WidgetsOpenWithHandler::WidgetsOpenWithHandler (this=this@entry=0x55bc207f06d0, parent=parent@entry=0x7fb76fc52920 <KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>) at ./src/widgets/widgetsopenwithhandler.cpp:24 #8 0x00007fb76fbada90 in KIO::JobUiDelegatePrivate::JobUiDelegatePrivate (this=0x55bc207f05c0, qq=0x7fb76fc52920 <KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>, ifaces=...) at ./src/widgets/jobuidelegate.cpp:62 #9 0x00007fb76fbaa5e9 in KIO::JobUiDelegate::JobUiDelegate (this=0x7fb76fc52920 <KIOWidgetJobUiDelegateFactory::registerJobUiDelegate()::delegate>, version=<optimized out>, window=0x0, ifaces=...) at ./src/widgets/jobuidelegate.cpp:499 #10 0x00007fb76fbae312 in KIOWidgetJobUiDelegateFactory::registerJobUiDelegate () at /usr/include/x86_64-linux-gnu/qt5/QtCore/qflags.h:121 #11 0x00007fb76fe9747e in call_init (l=<optimized out>, argc=argc@entry=1, argv=argv@entry=0x7fff01eac958, env=env@entry=0x7fff01eac968) at ./elf/dl-init.c:70 #12 0x00007fb76fe97568 in call_init (env=0x7fff01eac968, argv=0x7fff01eac958, argc=1, l=<optimized out>) at ./elf/dl-init.c:33 #13 _dl_init (main_map=0x7fb76fecc2e0, argc=1, argv=0x7fff01eac958, env=0x7fff01eac968) at ./elf/dl-init.c:117 #14 0x00007fb76feb12ea in _dl_start_user () from /lib64/ld-linux-x86-64.so.2 #15 0x0000000000000001 in ?? () #16 0x00007fff01eae107 in ?? () #17 0x0000000000000000 in ?? ()