https://bugs.kde.org/show_bug.cgi?id=506879
--- Comment #14 from Roke Julian Lockhart Beedell <[email protected]> --- Created attachment 188868 --> https://bugs.kde.org/attachment.cgi?id=188868&action=edit A Screencast That Demonstrates The Problem This reproduced today. Specifically, `plasma-drkonqi-6.5.5-1.fc43.x86_64` failed to generate a backtrace for a crash of `plasma-workspace-6.5.5-1`’s: > ~~~ > Starting debugger gdb --init-eval-command=set auto-solib-add off --nw --nx > --batch --init-eval-command=set debuginfod enabled on > --command=/tmp/drkonqi.mNJVxB --command=/tmp/drkonqi.guerci > --core=/tmp/drkonqi-core.WPyyfD/core /usr/bin/plasmashell > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasma_theme_default.kcache (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 > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/49ada484fc7975261e7c1a6eed7db137394fa294.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file /memfd:pulseaudio (deleted) during file-backed > mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/1408c1360a15b2d3f240aeb0574253f1fb956755.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/5f612594f2dbf235ceb0690f5ba4a2d73e811317.qmlc > (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:kwin-dmabuf-feedback-table (deleted) during > file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/0509fd8636623126e9a310036326c94e2cbc70a5.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/e1fa90882ebd1f439a5f87d2e7927fea817e8e42.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/6358abf35463f13e2274beed39bc4fd1200d4410.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/c3d54385f9a1f0f0928171a48019d6859557c4ac.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file /memfd:wayland-shm (deleted) during file-backed > mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/c1600cc797c41f278479c5812c87627ad5efdfe4.qmlc > (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/RokeJulianLockhart/.cache/plasmashell/qmlcache/f24ace811f7aa7550935201c8d54593d6e59ba10.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/6619bfb40bfbb70d412708498b0fe9d7545c6c4c.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/d8214defc9309b5a8db3e1f414d66d23ad3ae3cb.qmlc > (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/RokeJulianLockhart/.cache/plasmashell/qmlcache/a27e1c2a0b6cdc12787ab03090c60229f6903ec7.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /home/RokeJulianLockhart/.cache/plasmashell/qmlcache/da4cc417f03c965d4342dfff32089cc49f5c5b9b.qmlc > (deleted) during file-backed mapping note processing > warning: Can't open file > /memfd:pipewire-memfd:flags=0x0000000f,type=2,size=2312 (deleted) during > file-backed mapping note processing > [New LWP 2043] > [Thread debugging using libthread_db enabled] > Using host libthread_db library "/lib64/libthread_db.so.1". > Core was generated by `/usr/bin/plasmashell --no-respawn'. > Program terminated with signal SIGSEGV, Segmentation fault. > #0 __pthread_kill_implementation (threadid=<optimized out>, > signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44 > 44 return INTERNAL_SYSCALL_ERROR_P (ret) ? INTERNAL_SYSCALL_ERRNO > (ret) : 0; > [Current thread is 1 (Thread 0x7fc68f7e0f00 (LWP 2043))] > add symbol table from file "/lib64/libc.so.6" > add symbol table from file "/lib64/libKF6Crash.so.6" > add symbol table from file "/lib64/libQt6Core.so.6" > add symbol table from file "/lib64/libtaskmanager.so.6" > add symbol table from file "/lib64/libQt6Qml.so.6" > Traceback (most recent call last): > File "/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py", line 608, in > print_preamble > print_preamble_internal() > ~~~~~~~~~~~~~~~~~~~~~~~^^ > File "/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py", line 599, in > print_preamble_internal > print_sentry_payload(thread) > ~~~~~~~~~~~~~~~~~~~~^^^^^^^^ > File "/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py", line 526, in > print_sentry_payload > payload = SentryEvent().make(program, thread) > File "/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py", line 439, in > make > stacktrace = SentryTrace(crash_thread, True).to_dict() > File "/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py", line 286, in > to_dict > SentryTrace.load_solib(self.thread, cramped_memory) > ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > File "/usr/share/drkonqi/gdb/python/gdb_preamble/preamble.py", line 248, in > load_solib > raise UnexpectedMappingException(f"No solib and no image found for frame > #{i} on thread {thread}! You could try with debug symbols downloading > enabled.") > UnexpectedMappingException: No solib and no image found for frame #26 on > thread <gdb.InferiorThread id=1.1 target-id="Thread 0x7fc68f7e0f00 (LWP > 2043)">! You could try with debug symbols downloading enabled. > No solib and no image found for frame #26 on thread <gdb.InferiorThread > id=1.1 target-id="Thread 0x7fc68f7e0f00 (LWP 2043)">! You could try with > debug symbols downloading enabled. > Debugging ended with exit code '1' and exit status 'NormalExit' > Debugging ended with exit code '1' and exit status 'NormalExit' > ~~~ …even though `systemd-udev-258.3-2`, can: > ~~~ > RokeJulianLockhart@Beedell:~$ coredumpctl list -r | grep 2026-01-25 | grep > plasmashell > Sun 2026-01-25 13:38:49 GMT 2043 1000 1000 SIGSEGV present > /usr/bin/plasmashell > 55M > RokeJulianLockhart@Beedell:~$ coredumpctl debug # 2043 > PID: 2043 (plasmashell) > UID: 1000 (RokeJulianLockhart) > GID: 1000 (RokeJulianLockhart) > Signal: 11 (SEGV) > Timestamp: Sun 2026-01-25 13:38:46 GMT (10min ago) > Command Line: /usr/bin/plasmashell --no-respawn > Executable: /usr/bin/plasmashell > Control Group: > /user.slice/user-1000.slice/[email protected]/session.slice/plasma-plasmashell.service > Unit: [email protected] > User Unit: plasma-plasmashell.service > Slice: user-1000.slice > Owner UID: 1000 (RokeJulianLockhart) > Boot ID: c36cf6b5f758479b882e414bf68f1c53 > Machine ID: b4f0bef5ffd640fba0ab31fdaa2820b8 > Hostname: Beedell.RokeJulianLockhart.desktop.SSV2AY > Storage: > /var/lib/systemd/coredump/core.plasmashell.1000.c36cf6b5f758479b882e414bf68f1c53.2043.1769348326000000.zst > (present) > Size on Disk: 55M > Package: plasma-workspace/6.5.5-1.fc43 > build-id: 3b72de9cad996714af7e98b62a94ca2e0d486e7d > Message: Process 2043 (plasmashell) of user 1000 dumped core. > > GNU gdb (Fedora Linux) 16.3-6.fc43 > Reading symbols from /usr/bin/plasmashell... > > This GDB supports auto-downloading debuginfo from the following URLs: > <https://debuginfod.elfutils.org/> > <ima:enforcing> > <https://debuginfod.fedoraproject.org/> > <ima:ignore> > Enable debuginfod for this session? (y or [n]) y > Debuginfod has been enabled. > Core was generated by `/usr/bin/plasmashell --no-respawn'. > Program terminated with signal SIGSEGV, Segmentation fault. > #0 __pthread_kill_implementation (threadid=<optimized out>, > signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44 > 44 return INTERNAL_SYSCALL_ERROR_P (ret) ? INTERNAL_SYSCALL_ERRNO > (ret) : 0; > [Current thread is 1 (Thread 0x7fc68f7e0f00 (LWP 2043))] > (gdb) set pagination off > (gdb) bt > #0 __pthread_kill_implementation (threadid=<optimized out>, > signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44 > #1 0x00007fc695e81493 in __pthread_kill_internal (threadid=<optimized out>, > signo=11) at pthread_kill.c:89 > #2 0x00007fc695e2715e in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26 > #3 0x00007fc699532041 in KCrash::defaultCrashHandler (sig=11) at > /usr/src/debug/kf6-kcrash-6.22.0-1.fc43.x86_64/src/kcrash.cpp:605 > #4 0x00007fc695e27290 in <signal handler called> () at /lib64/libc.so.6 > #5 QConcatenateTablesProxyModel::index (this=0x561cf5838380, row=3, > column=0, parent=<optimized out>) at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/src/corelib/itemmodels/qconcatenatetablesproxymodel.cpp:295 > #6 0x00007fc6967e551a in QSortFilterProxyModelPrivate::proxy_to_source > (this=<optimized out>, proxy_index=<optimized out>) at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/src/corelib/itemmodels/qsortfilterproxymodel.cpp:554 > #7 QSortFilterProxyModelPrivate::proxy_to_source (this=<optimized out>, > proxy_index=<optimized out>) at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/src/corelib/itemmodels/qsortfilterproxymodel.cpp:539 > #8 0x00007fc6967e5882 in QSortFilterProxyModel::mapToSource (this=<optimized > out>, proxyIndex=...) at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/src/corelib/itemmodels/qsortfilterproxymodel.cpp:3332 > #9 QSortFilterProxyModel::data (this=<optimized out>, index=..., role=257) > at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/src/corelib/itemmodels/qsortfilterproxymodel.cpp:2225 > #10 0x00007fc66004c2a8 in QModelIndex::data (this=<optimized out>, > arole=<optimized out>) at /usr/include/qt6/QtCore/qabstractitemmodel.h:519 > #11 0x00007fc660058e3d in TaskManager::TaskGroupingProxyModel::data > (this=<optimized out>, proxyIndex=<optimized out>, role=<optimized out>) at > /usr/src/debug/plasma-workspace-6.5.5-1.fc43.x86_64/libtaskmanager/taskgroupingproxymodel.cpp:748 > #12 0x00007fc6967e592a in QSortFilterProxyModel::data > (this=this@entry=0x561cf7b40440, index=..., role=role@entry=257) at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/src/corelib/itemmodels/qsortfilterproxymodel.cpp:2228 > #13 0x00007fc66005e717 in TaskManager::TasksModel::data (this=0x561cf7b40440, > proxyIndex=<optimized out>, role=257) at > /usr/src/debug/plasma-workspace-6.5.5-1.fc43.x86_64/libtaskmanager/tasksmodel.cpp:1078 > #14 0x00007fc696790ec6 in QAbstractItemModel::qt_static_metacall > (_o=_o@entry=0x561cf7b40440, _c=_c@entry=QMetaObject::InvokeMetaMethod, > _id=_id@entry=38, _a=_a@entry=0x7ffe563422d8) at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/redhat-linux-build/src/corelib/Core_autogen/include/moc_qabstractitemmodel.cpp:504 > #15 0x00007fc69679bc6a in QAbstractItemModel::qt_metacall > (this=this@entry=0x561cf7b40440, _c=_c@entry=QMetaObject::InvokeMetaMethod, > _id=38, _a=_a@entry=0x7ffe563422d8) at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/redhat-linux-build/src/corelib/Core_autogen/include/moc_qabstractitemmodel.cpp:644 > #16 0x00007fc6967cbeae in QAbstractProxyModel::qt_metacall > (this=this@entry=0x561cf7b40440, _c=_c@entry=QMetaObject::InvokeMetaMethod, > _id=<optimized out>, _a=_a@entry=0x7ffe563422d8) > at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/redhat-linux-build/src/corelib/Core_autogen/include/moc_qabstractproxymodel.cpp:202 > #17 0x00007fc6967f951e in QSortFilterProxyModel::qt_metacall > (this=this@entry=0x561cf7b40440, _c=_c@entry=QMetaObject::InvokeMetaMethod, > _id=<optimized out>, _a=_a@entry=0x7ffe563422d8) > at > /usr/src/debug/qt6-qtbase-6.10.1-3.fc43.x86_64/redhat-linux-build/src/corelib/Core_autogen/include/moc_qsortfilterproxymodel.cpp:264 > #18 0x00007fc66006786e in TaskManager::TasksModel::qt_metacall > (this=0x561cf7b40440, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, > _a=0x7ffe563422d8) at > /usr/src/debug/plasma-workspace-6.5.5-1.fc43.x86_64/redhat-linux-build/libtaskmanager/taskmanager_autogen/include/moc_tasksmodel.cpp:672 > #19 0x00007fc697b2d812 in QQmlObjectOrGadget::metacall > (this=this@entry=0x7ffe563425c0, > type=type@entry=QMetaObject::InvokeMetaMethod, index=<optimized out>, > index@entry=42, argv=<optimized out>) at > /usr/src/debug/qt6-qtdeclarative-6.10.1-3.fc43.x86_64/src/qml/qml/qqmlobjectorgadget.cpp:14 > #20 0x00007fc6979b82c3 in QV4::CallMethod (object=..., index=<optimized out>, > returnType=..., argCount=<optimized out>, argTypes=<optimized out>, > engine=<optimized out>, callArgs=<optimized out>, callType=<optimized out>) > at /usr/include/qt6/QtCore/qvarlengtharray.h:90 > #21 QV4::QObjectMethod::callPrecise (object=..., data=<optimized out>, > engine=<optimized out>, engine@entry=0x561cf57363a0, callArgs=<optimized > out>, callArgs@entry=0x7fc66087d5d0, > callType=callType@entry=QMetaObject::InvokeMetaMethod) > at > /usr/src/debug/qt6-qtdeclarative-6.10.1-3.fc43.x86_64/src/qml/jsruntime/qv4qobjectwrapper.cpp:2081 > #22 0x00007fc6979ba8f1 in operator() (__closure=<optimized out>) at > /usr/src/debug/qt6-qtdeclarative-6.10.1-3.fc43.x86_64/src/qml/jsruntime/qv4qobjectwrapper.cpp:3113 > #23 operator()<QV4::QObjectMethod::callInternal(const QV4::Value*, const > QV4::Value*, int) const::<lambda()> > (__closure=<synthetic pointer>, > call=<optimized out>) at > /usr/src/debug/qt6-qtdeclarative-6.10.1-3.fc43.x86_64/src/qml/jsruntime/qv4qobjectwrapper.cpp:3090 > #24 QV4::QObjectMethod::callInternal (this=<optimized out>, > thisObject=0x7fc66087d570, argv=0x7fc66087d588, argc=2) at > /usr/src/debug/qt6-qtdeclarative-6.10.1-3.fc43.x86_64/src/qml/jsruntime/qv4qobjectwrapper.cpp:3113 > #25 0x00007fc6979e365d in QV4::FunctionObject::call (this=0x7ffe56342678, > thisObject=0x7fc66087d570, argv=0x7fc66087d588, argc=2) at > /usr/src/debug/qt6-qtdeclarative-6.10.1-3.fc43.x86_64/src/qml/jsruntime/qv4functionobject_p.h:188 > #26 QV4::Runtime::CallPropertyLookup::call (engine=0x561cf57363a0, base=..., > index=<optimized out>, argv=0x7fc66087d588, argc=2) at > /usr/src/debug/qt6-qtdeclarative-6.10.1-3.fc43.x86_64/src/qml/jsruntime/qv4runtime.cpp:1563 > #27 0x00007fc63821b9fe in ??? () > #28 0x0000561cf57363a0 in ??? () > #29 0x0000000000000000 in ??? () > ~~~ Interestingly, `abrt retrace -f` reproduces https://bugzilla.redhat.com/show_bug.cgi?id=1529097#c0:~:text=Looks%20like%20gdb%20hung%20while%20generating%20backtrace%2E, but IDK whether that's relevant. -- You are receiving this mail because: You are watching all bug changes.
