Crash in __dynamic_cast

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An owning problem doesn't exist yet.
Component
kf6-kio
Last affected version
0:6.18.0-1.fc41
Executable
/usr/libexec/kf6/kioworker
Error name
SIGSEGV 11
First occurrence
2026-06-14
Last occurrence
2026-06-14
Unique reports
1
Quality
-44

Statistics

Operating system Unique / Total count
Fedora 41 1 / 1
Operating system Count
Fedora 41 1
Architecture Count
x86_64 1
Related packages Count
kf6-syntax-highlighting 1
 0:6.18.0-1.fc41 1
kf6-kio-core 1
 0:6.18.0-1.fc41 1
libjpeg-turbo 1
 0:3.0.2-3.fc41 1
Show more… (2)
kf6-kirigami 1
 0:6.18.0-1.fc41 1
qt6-qtsvg 1
 0:6.8.3-1.fc41 1

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
__dynamic_cast
/lib64/libstdc++.so.6 0x1a582
Build id: aa06e362a8a6b89f3b507939ce6c752cecbd5aff 		-
2
KCrash::defaultCrashHandler(int)
/lib64/libKF6Crash.so.6 0x5498
Build id: b92a7766a72aa2ce80cdc1b56c620c4b71f8e07c 		-
3
/lib64/libc.so.6 0x1a450
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
4
genericsig_handler.lto_priv.0
/lib64/libKF6KIOCore.so.6 0x47937
Build id: c5aaf47ead4e503df9ffce4e0389740f164a9698 		-
5
/lib64/libc.so.6 0x1a450
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
6
FcDirCacheMapFd
/lib64/libfontconfig.so.1 0xd3c6
Build id: facbc4c2eaf48138bcf596db5d6a93af89904068 		-
7
FcDirCacheMapHelper.lto_priv.0
/lib64/libfontconfig.so.1 0xd6a6
Build id: facbc4c2eaf48138bcf596db5d6a93af89904068 		-
8
FcDirCacheProcess.lto_priv.0
/lib64/libfontconfig.so.1 0xc256
Build id: facbc4c2eaf48138bcf596db5d6a93af89904068 		-
9
FcConfigAddDirList
/lib64/libfontconfig.so.1 0xc669
Build id: facbc4c2eaf48138bcf596db5d6a93af89904068 		-
10
FcConfigBuildFonts
/lib64/libfontconfig.so.1 0x99c7
Build id: facbc4c2eaf48138bcf596db5d6a93af89904068 		-
11
FcConfigEnsure.lto_priv.0
/lib64/libfontconfig.so.1 0xbfe1
Build id: facbc4c2eaf48138bcf596db5d6a93af89904068 		-
12
QFontconfigDatabase::~QFontconfigDatabase()
/lib64/libQt6Gui.so.6 0x62cdd3
Build id: 612b3a4865c35dfaab82e2b0d04e93bb17714005 		-
13
QFontconfigDatabase::~QFontconfigDatabase()
/lib64/libQt6Gui.so.6 0x62ce15
Build id: 612b3a4865c35dfaab82e2b0d04e93bb17714005 		-
14
QOffscreenX11Integration::~QOffscreenX11Integration()
/usr/lib64/qt6/plugins/platforms/libqoffscreen.so 0xe66f
Build id: dd727ff51f53893ef66627b0289cc6003024d862 		-
15
QGuiApplicationPrivate::~QGuiApplicationPrivate()
/lib64/libQt6Gui.so.6 0xd9f02
Build id: 612b3a4865c35dfaab82e2b0d04e93bb17714005 		-
16
QApplicationPrivate::~QApplicationPrivate()
/lib64/libQt6Widgets.so.6 0x3b395
Build id: b81b3d020541b9d6df6113adba63b3eb44a15677 		-
17
kdemain
/usr/lib64/qt6/plugins/kf6/kio/thumbnail.so 0x8709
Build id: dabed25b0791b6f020533cfb147f99a364b16360 		-
18
main
/usr/libexec/kf6/kioworker 0x14ed
Build id: 18b99f4494adac42991a9a224e6778f7d53b39b4 		-
19
__libc_start_call_main
/lib64/libc.so.6 0x3448
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
20
__libc_start_main@@GLIBC_2.34
/lib64/libc.so.6 0x350b
Build id: dae6ae6929d69dca842288f5300af5a33d1bdcd7 		-
21
_start
/usr/libexec/kf6/kioworker 0x1795
Build id: 18b99f4494adac42991a9a224e6778f7d53b39b4 		-