https://bugs.kde.org/show_bug.cgi?id=357341
--- Comment #3 from Dominik Haumann <dhaum...@kde.org> ---
Trace from current sources, tested with file from bug #360797:
#0 0x00007ffff48d1e66 in kencodingprober::UnicodeGroupProber::HandleData(char
const*, unsigned int) (this=0x7cc6b0, aBuf=0xd38f90
"\341\001\201P\212u\236\273@\242\346\203\001\254U\203\002\310*\203\003\254F\210\004\210\005\230\004\234\006\201\a\202a\274\362\266J\300\326o\326\210\b\377\023\210\t\377\023\203\025\214\356V\211\021\234\022\210",
<incomplete sequence \303>, aLen=63) at
frameworks/kcodecs/src/probers/UnicodeGroupProber.cpp:89
#1 0x00007ffff48d4046 in kencodingprober::nsMBCSGroupProber::HandleData(char
const*, unsigned int) (this=0xa777a0, aBuf=0xda3098 "\341\001", aLen=120)
at frameworks/kcodecs/src/probers/nsMBCSGroupProber.cpp:119
#2 0x00007ffff48d56eb in kencodingprober::nsUniversalDetector::HandleData(char
const*, unsigned int) (this=0xd42600, aBuf=0xda3098 "\341\001", aLen=120)
at frameworks/kcodecs/src/probers/nsUniversalDetector.cpp:149
#3 0x00007ffff48c9c22 in KEncodingProber::feed(char const*, int)
(this=0x7fffffffc010, data=0xda3098 "\341\001", len=120)
at frameworks/kcodecs/src/kencodingprober.cpp:181
#4 0x00007ffff76cdee8 in Kate::TextLoader::readLine(int&, int&)
(this=0x7fffffffc120, offset=@0x7fffffffc18c: 0, length=@0x7fffffffc188: 0)
at frameworks/ktexteditor/src/buffer/katetextloader.h:266
#5 0x00007ffff76cb2f0 in Kate::TextBuffer::load(QString const&, bool&, bool&,
int&, bool) (this=
0x7df1e0, filename=..., encodingErrors=@0x7df2a8: false,
tooLongLinesWrapped=@0x7df2a9: false, longestLineLoaded=@0x7df2ac: 0,
enforceTextCodec=false)
at frameworks/ktexteditor/src/buffer/katetextbuffer.cpp:621
#6 0x00007ffff777aef3 in KateBuffer::openFile(QString const&, bool)
(this=0x7df1e0, m_file=..., enforceTextCodec=false)
at frameworks/ktexteditor/src/document/katebuffer.cpp:195
#7 0x00007ffff775133e in KTextEditor::DocumentPrivate::openFile()
(this=0x7d4cc0) at frameworks/ktexteditor/src/document/katedocument.cpp:2252
#8 0x00007ffff6f57035 in KParts::ReadOnlyPartPrivate::openLocalFile()
(this=0x7cc280) at frameworks/kparts/src/readonlypart.cpp:187
#9 0x00007ffff6f56cc2 in KParts::ReadOnlyPart::openUrl(QUrl const&)
(this=0x7d4cc0, url=...) at frameworks/kparts/src/readonlypart.cpp:150
#10 0x00007ffff7753c44 in KTextEditor::DocumentPrivate::openUrl(QUrl const&)
(this=0x7d4cc0, url=...) at
frameworks/ktexteditor/src/document/katedocument.cpp:2596
#11 0x000000000041bbf1 in KWrite::loadURL(QUrl const&) (this=0x7398b0, url=...)
at kde/applications/kate/kwrite/kwrite.cpp:202
#12 0x00000000004176e0 in main(int, char**) (argc=2, argv=0x7fffffffd9a8) at
kde/app
And here the valgrind trace for the same file:
==26843== Conditional jump or move depends on uninitialised value(s)
==26843== at 0x8137D93: kencodingprober::UnicodeGroupProber::HandleData(char
const*, unsigned int) (UnicodeGroupProber.cpp:84)
==26843== by 0x813A045: kencodingprober::nsMBCSGroupProber::HandleData(char
const*, unsigned int) (nsMBCSGroupProber.cpp:119)
==26843== by 0x813B6EA:
kencodingprober::nsUniversalDetector::HandleData(char const*, unsigned int)
(nsUniversalDetector.cpp:149)
==26843== by 0x812FC21: KEncodingProber::feed(char const*, int)
(kencodingprober.cpp:181)
==26843== by 0x4EF8EE7: Kate::TextLoader::readLine(int&, int&)
(katetextloader.h:266)
==26843== by 0x4EF62EF: Kate::TextBuffer::load(QString const&, bool&, bool&,
int&, bool) (katetextbuffer.cpp:621)
==26843== by 0x4FA5EF2: KateBuffer::openFile(QString const&, bool)
(katebuffer.cpp:195)
==26843== by 0x4F7C33D: KTextEditor::DocumentPrivate::openFile()
(katedocument.cpp:2252)
==26843== by 0x5A9A034: KParts::ReadOnlyPartPrivate::openLocalFile()
(readonlypart.cpp:187)
==26843== by 0x5A99CC1: KParts::ReadOnlyPart::openUrl(QUrl const&)
(readonlypart.cpp:150)
==26843== by 0x4F7EC43: KTextEditor::DocumentPrivate::openUrl(QUrl const&)
(katedocument.cpp:2596)
==26843== by 0x41BBF0: KWrite::loadURL(QUrl const&) (kwrite.cpp:202)
==26843==
==26843== Conditional jump or move depends on uninitialised value(s)
==26843== at 0x8137E1F: kencodingprober::UnicodeGroupProber::HandleData(char
const*, unsigned int) (UnicodeGroupProber.cpp:85)
==26843== by 0x813A045: kencodingprober::nsMBCSGroupProber::HandleData(char
const*, unsigned int) (nsMBCSGroupProber.cpp:119)
==26843== by 0x813B6EA:
kencodingprober::nsUniversalDetector::HandleData(char const*, unsigned int)
(nsUniversalDetector.cpp:149)
==26843== by 0x812FC21: KEncodingProber::feed(char const*, int)
(kencodingprober.cpp:181)
==26843== by 0x4EF8EE7: Kate::TextLoader::readLine(int&, int&)
(katetextloader.h:266)
==26843== by 0x4EF62EF: Kate::TextBuffer::load(QString const&, bool&, bool&,
int&, bool) (katetextbuffer.cpp:621)
==26843== by 0x4FA5EF2: KateBuffer::openFile(QString const&, bool)
(katebuffer.cpp:195)
==26843== by 0x4F7C33D: KTextEditor::DocumentPrivate::openFile()
(katedocument.cpp:2252)
==26843== by 0x5A9A034: KParts::ReadOnlyPartPrivate::openLocalFile()
(readonlypart.cpp:187)
==26843== by 0x5A99CC1: KParts::ReadOnlyPart::openUrl(QUrl const&)
(readonlypart.cpp:150)
==26843== by 0x4F7EC43: KTextEditor::DocumentPrivate::openUrl(QUrl const&)
(katedocument.cpp:2596)
==26843== by 0x41BBF0: KWrite::loadURL(QUrl const&) (kwrite.cpp:202)
==26843==
==26843==
==26843== Process terminating with default action of signal 11 (SIGSEGV)
==26843== Bad permissions for mapped region at address 0x8170F22
==26843== at 0x8137E66: kencodingprober::UnicodeGroupProber::HandleData(char
const*, unsigned int) (UnicodeGroupProber.cpp:89)
==26843== by 0x813A045: kencodingprober::nsMBCSGroupProber::HandleData(char
const*, unsigned int) (nsMBCSGroupProber.cpp:119)
==26843== by 0x813B6EA:
kencodingprober::nsUniversalDetector::HandleData(char const*, unsigned int)
(nsUniversalDetector.cpp:149)
==26843== by 0x812FC21: KEncodingProber::feed(char const*, int)
(kencodingprober.cpp:181)
==26843== by 0x4EF8EE7: Kate::TextLoader::readLine(int&, int&)
(katetextloader.h:266)
==26843== by 0x4EF62EF: Kate::TextBuffer::load(QString const&, bool&, bool&,
int&, bool) (katetextbuffer.cpp:621)
==26843== by 0x4FA5EF2: KateBuffer::openFile(QString const&, bool)
(katebuffer.cpp:195)
==26843== by 0x4F7C33D: KTextEditor::DocumentPrivate::openFile()
(katedocument.cpp:2252)
==26843== by 0x5A9A034: KParts::ReadOnlyPartPrivate::openLocalFile()
(readonlypart.cpp:187)
==26843== by 0x5A99CC1: KParts::ReadOnlyPart::openUrl(QUrl const&)
(readonlypart.cpp:150)
==26843== by 0x4F7EC43: KTextEditor::DocumentPrivate::openUrl(QUrl const&)
(katedocument.cpp:2596)
==26843== by 0x41BBF0: KWrite::loadURL(QUrl const&) (kwrite.cpp:202)
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