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List: kwrite-devel
Subject: [Bug 145328] kate: crash when opening large files
From: mroos () linux ! ee
Date: 2007-05-28 9:07:36
Message-ID: 20070528090736.2570.qmail () ktown ! kde ! org
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http://bugs.kde.org/show_bug.cgi?id=145328
mroos linux ee changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |mroos linux ee
------- Additional Comments From mroos linux ee 2007-05-28 11:07 -------
Tried with 3.5.7 Debian package, still crashes. Running with valgrind results in the \
following output:
==13229== Memcheck, a memory error detector.
==13229== Copyright (C) 2002-2007, and GNU GPL'd, by Julian Seward et al.
==13229== Using LibVEX rev 1732, a library for dynamic binary translation.
==13229== Copyright (C) 2004-2007, and GNU GPL'd, by OpenWorks LLP.
==13229== Using valgrind-3.2.3-Debian, a dynamic binary instrumentation framework.
==13229== Copyright (C) 2000-2007, and GNU GPL'd, by Julian Seward et al.
==13229== For more details, rerun with: -v
==13229==
==13229== Syscall param write(buf) points to uninitialised byte(s)
==13229== at 0x423468E: __write_nocancel (in /usr/lib/debug/libc-2.5.so)
==13229== by 0x55DE29E: _X11TransWrite (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x55E3BD5: (within /usr/lib/libX11.so.6.2.0)
==13229== by 0x55E3CAA: _XReply (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x55C9F70: XInternAtom (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x55DDDCA: XSetWMProperties (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x50137F0: QWidget::create(unsigned long, bool, bool) \
(qwidget_x11.cpp:613) ==13229== by 0x50E6DA9: QWidget::QWidget(QWidget*, char \
const*, unsigned) (qwidget.cpp:889) ==13229== by 0x47B4D0D: \
KApplication::init(bool) (kapplication.cpp:946) ==13229== by 0x47B6817: \
KApplication::KApplication(bool, bool) (kapplication.cpp:634) ==13229== by \
0x4050A70: kdemain (kwritemain.cpp:590) ==13229== by 0x80484C1: main \
(kwrite.la.cpp:2) ==13229== Address 0x58C3290 is 240 bytes inside a block of size \
16,384 alloc'd ==13229== at 0x40217EF: calloc (vg_replace_malloc.c:279)
==13229== by 0x55CECBD: XOpenDisplay (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x4FCF367: qt_init_internal(int*, char**, _XDisplay*, unsigned long, \
unsigned long) (qapplication_x11.cpp:1767) ==13229== by 0x4FD13BD: qt_init(int*, \
char**, QApplication::Type) (qapplication_x11.cpp:2385) ==13229== by 0x5049433: \
QApplication::construct(int&, char**, QApplication::Type) (qapplication.cpp:813) \
==13229== by 0x5049772: QApplication::QApplication(int&, char**, bool) \
(qapplication.cpp:773) ==13229== by 0x47B664D: KApplication::KApplication(bool, \
bool) (kapplication.cpp:622) ==13229== by 0x4050A70: kdemain (kwritemain.cpp:590)
==13229== by 0x80484C1: main (kwrite.la.cpp:2)
==13229==
==13229== Syscall param write(buf) points to uninitialised byte(s)
==13229== at 0x423468E: __write_nocancel (in /usr/lib/debug/libc-2.5.so)
==13229== by 0x55DE29E: _X11TransWrite (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x55E3BD5: (within /usr/lib/libX11.so.6.2.0)
==13229== by 0x55C0500: XFlush (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x501242B: QWidget::setCursor(QCursor const&) (qwidget_x11.cpp:1076)
==13229== by 0x6B1AFE6: KateViewInternal::KateViewInternal(KateView*, \
KateDocument*) (kateviewinternal.cpp:176) ==13229== by 0x6B25BEF: \
KateView::KateView(KateDocument*, QWidget*, char const*) (kateview.cpp:119) ==13229== \
by 0x6B25F34: KateDocument::createView(QWidget*, char const*) (katedocument.cpp:356) \
==13229== by 0x404FAB1: KWrite::KWrite(KTextEditor::Document*) (kwritemain.cpp:90) \
==13229== by 0x4050C43: kdemain (kwritemain.cpp:660) ==13229== by 0x80484C1: \
main (kwrite.la.cpp:2) ==13229== Address 0x58C323E is 158 bytes inside a block of \
size 16,384 alloc'd ==13229== at 0x40217EF: calloc (vg_replace_malloc.c:279)
==13229== by 0x55CECBD: XOpenDisplay (in /usr/lib/libX11.so.6.2.0)
==13229== by 0x4FCF367: qt_init_internal(int*, char**, _XDisplay*, unsigned long, \
unsigned long) (qapplication_x11.cpp:1767) ==13229== by 0x4FD13BD: qt_init(int*, \
char**, QApplication::Type) (qapplication_x11.cpp:2385) ==13229== by 0x5049433: \
QApplication::construct(int&, char**, QApplication::Type) (qapplication.cpp:813) \
==13229== by 0x5049772: QApplication::QApplication(int&, char**, bool) \
(qapplication.cpp:773) ==13229== by 0x47B664D: KApplication::KApplication(bool, \
bool) (kapplication.cpp:622) ==13229== by 0x4050A70: kdemain (kwritemain.cpp:590)
==13229== by 0x80484C1: main (kwrite.la.cpp:2)
==13229==
==13229== Use of uninitialised value of size 4
==13229== at 0x6A7835D: KateBuffer::findBlock_internal(unsigned, unsigned*) \
(katebuffer.h:141) ==13229== by 0x6B1519A: KateViewInternal::range(int, \
KateLineRange const*) (katebuffer.h:546) ==13229== by 0x6B158CD: \
KateViewInternal::viewLine(KateTextCursor const&) (kateviewinternal.cpp:1443) \
==13229== by 0x6B17583: KateViewInternal::viewLineOffset(KateTextCursor const&, \
int, bool) (kateviewinternal.cpp:1555) ==13229== by 0x6B180CB: \
KateViewInternal::maxStartPos(bool) (kateviewinternal.cpp:370) ==13229== by \
0x6B18176: KateViewInternal::updateView(bool, int) (kateviewinternal.cpp:478) \
==13229== by 0x6B1BDA7: KateView::updateView(bool) (kateview.cpp:1315) ==13229== \
by 0x6B290E1: KateDocument::openFile(KIO::Job*) (katedocument.cpp:2388) ==13229== \
by 0x6B296E4: KateDocument::openFile() (katedocument.cpp:2308) ==13229== by \
0x6A84FE7: KateDocument::openURL(KURL const&) (katedocument.cpp:2221) ==13229== by \
0x404CBC8: KWrite::loadURL(KURL const&) (kwritemain.cpp:188) ==13229== by \
0x4050E82: kdemain (kwritemain.cpp:673) ==13229==
==13229== Invalid read of size 4
==13229== at 0x6A7835D: KateBuffer::findBlock_internal(unsigned, unsigned*) \
(katebuffer.h:141) ==13229== by 0x6B1519A: KateViewInternal::range(int, \
KateLineRange const*) (katebuffer.h:546) ==13229== by 0x6B158CD: \
KateViewInternal::viewLine(KateTextCursor const&) (kateviewinternal.cpp:1443) \
==13229== by 0x6B17583: KateViewInternal::viewLineOffset(KateTextCursor const&, \
int, bool) (kateviewinternal.cpp:1555) ==13229== by 0x6B180CB: \
KateViewInternal::maxStartPos(bool) (kateviewinternal.cpp:370) ==13229== by \
0x6B18176: KateViewInternal::updateView(bool, int) (kateviewinternal.cpp:478) \
==13229== by 0x6B1BDA7: KateView::updateView(bool) (kateview.cpp:1315) ==13229== \
by 0x6B290E1: KateDocument::openFile(KIO::Job*) (katedocument.cpp:2388) ==13229== \
by 0x6B296E4: KateDocument::openFile() (katedocument.cpp:2308) ==13229== by \
0x6A84FE7: KateDocument::openURL(KURL const&) (katedocument.cpp:2221) ==13229== by \
0x404CBC8: KWrite::loadURL(KURL const&) (kwritemain.cpp:188) ==13229== by \
0x4050E82: kdemain (kwritemain.cpp:673) ==13229== Address 0x8 is not stack'd, \
malloc'd or (recently) free'd
KCrash: Application 'kwrite' crashing...
==13229==
==13229== ERROR SUMMARY: 16 errors from 4 contexts (suppressed: 143 from 2)
==13229== malloc/free: in use at exit: 12,074,937 bytes in 328,869 blocks.
==13229== malloc/free: 635,058 allocs, 306,189 frees, 1,150,377,279 bytes allocated.
==13229== For counts of detected errors, rerun with: -v
==13229== searching for pointers to 328,869 not-freed blocks.
==13229== checked 11,802,940 bytes.
==13229==
==13229== LEAK SUMMARY:
==13229== definitely lost: 5,501 bytes in 166 blocks.
==13229== possibly lost: 153,408 bytes in 16 blocks.
==13229== still reachable: 11,916,028 bytes in 328,687 blocks.
==13229== suppressed: 0 bytes in 0 blocks.
==13229== Rerun with --leak-check=full to see details of leaked memory.
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