Need external opinion about backtrace

Simon Hausmann hausmann at kde.org
Wed Nov 6 15:18:00 GMT 2002


On Wed, Nov 06, 2002 at 02:35:26PM +0100, Michael Goffioul wrote:
> I received a bug report about kprinter crashing with Alarm clock
> signal. The backtrace is below. I doubt the bug lies in kdeprint's
> code as the crash occurs somewhere else. I'm wondering about the
> compiler (2.95.3). Any opinion?
> 
> Program received signal SIGSEGV, Segmentation fault.
> 0x40840a1c in free () from /usr/kde/3.1/lib/libkdecore.so.4
> (gdb) bt
> #0  0x40840a1c in free () from /usr/kde/3.1/lib/libkdecore.so.4
> #1  0x410ea390 in bad_alloc virtual table ()
>    from /usr/lib/gcc-lib/i686-pc-linux-gnu/2.95.3/libstdc++-libc6.2-2.so.3
> #2  0x40d42bc2 in QGDict::hashKeyString () from /usr/qt/3/lib/libqt-mt.so.3
> #3  0x40d57549 in QStringData::deleteSelf () from /usr/qt/3/lib/libqt-mt.so.3
> #4  0x4076055a in KStandardDirs::resourceDirs ()
>    from /usr/kde/3.1/lib/libkdecore.so.4
> #5  0x4075c3d0 in KStandardDirs::findResourceDir ()
>    from /usr/kde/3.1/lib/libkdecore.so.4
> #6  0x4075b6c8 in KStandardDirs::findResource ()
>    from /usr/kde/3.1/lib/libkdecore.so.4
> #7  0x08049bf8 in ?? ()
> #8  0xbfffef10 in ?? ()
> #9  0x080f6e18 in ?? ()
> Cannot access memory at address 0x3

gdb backtraces are out these days, valgrind logs are in :)

Given that valgrind doesn't require a recompilation (you get wrong
line numbers but at least the function names should be right) I
guess you could ask the user to try it that way.

Simon




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