Пытаюсь гонять gdb на kmail. запутался, просьба подсобить
Всем привет!
По здешнему совету поставил kdepim-dbg. После этого поймал зависание,
приаттачил gdb и сдал делать bt во всех тредах.
К сожалению, не очень понятно, полностью ли он находит эти самыпе debugging
symbols. В бектрейсах нечто вроде такого:
thread 1:
#0 0xb7f2b410 in ?? ()
#1 0xbfaa9508 in ?? ()
#2 0x080dbe64 in ?? ()
#3 0x080dbce0 in ?? ()
#4 0xb78af751 in select () from /lib/tls/i686/cmov/libc.so.6
#5 0xb7033b5a in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#6 0xb709d448 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
(etc)
Как я понимаю, раз libqt, занчит это GUI?
Все остальные треды выглядят так, с различиями вроде бы только в цифрах:
#0 0xb7f2b410 in ?? ()
#1 0xb3d969f8 in ?? ()
#2 0x00000000 in ?? ()
#3 0x00000000 in ?? ()
#4 0xb65b940e in pthread_cond_wait@@GLIBC_2.3.2 ()
from /lib/tls/i686/cmov/libpthread.so.0
#5 0xb78c1ea6 in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#6 0xb7384849 in QWaitCondition::wait () from /usr/lib/libqt-mt.so.3
#7 0xb68e263c in KPIM::ThreadWeaver::Weaver::applyForWork ()
from /usr/lib/libkdepim.so.1
#8 0xb68e1785 in KPIM::ThreadWeaver::Thread::run ()
from /usr/lib/libkdepim.so.1
#9 0xb707e75a in QThreadInstance::start () from /usr/lib/libqt-mt.so.3
#10 0xb65b6ca3 in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
То есть реально внутри треда ничего не видно.
Как бы заставить gdb подхватить эту самую debug information? На всякий случай
вот всё что он в начале вывел при аттаче:
$ gdb kmail 3958
GNU gdb 6.3-debian
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-linux"...(no debugging symbols found)
Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
Attaching to program: /usr/bin/kmail, process 3958
Failed to read a valid object file image from memory.
Reading symbols from /usr/lib/libkmailprivate.so...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkmailprivate.so
Reading symbols from /usr/lib/libstdc++.so.5...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libstdc++.so.5
Reading symbols from /lib/tls/i686/cmov/libm.so.6...
(no debugging symbols found)...done.
Loaded symbols for /lib/tls/i686/cmov/libm.so.6
Reading symbols from /lib/libgcc_s.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib/libgcc_s.so.1
Reading symbols from /lib/tls/i686/cmov/libc.so.6...
(no debugging symbols found)...done.
Loaded symbols for /lib/tls/i686/cmov/libc.so.6
Reading symbols from /usr/lib/libkdecore.so.4...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkdecore.so.4
Reading symbols from /usr/lib/libDCOP.so.4...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libDCOP.so.4
Reading symbols from /usr/lib/libqt-mt.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libqt-mt.so.3
Reading symbols from /usr/lib/libkhtml.so.4...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkhtml.so.4
Reading symbols from /usr/lib/libkspell.so.4...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkspell.so.4
Reading symbols from /usr/lib/libkabc.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkabc.so.1
Reading symbols from /usr/lib/libkmime.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkmime.so.2
Reading symbols from /usr/lib/libkpgp.so.2...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkpgp.so.2
Reading symbols from /usr/lib/libkdepim.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkdepim.so.1
Reading symbols from /usr/lib/libkpimidentities.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkpimidentities.so.1
Reading symbols from /usr/lib/libmimelib.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libmimelib.so.1
Reading symbols from /usr/lib/libksieve.so.0...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libksieve.so.0
Reading symbols from /lib/tls/i686/cmov/libresolv.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib/tls/i686/cmov/libresolv.so.2
Reading symbols from /lib/tls/i686/cmov/libutil.so.1...
(no debugging symbols found)...done.
Loaded symbols for /lib/tls/i686/cmov/libutil.so.1
Reading symbols from /usr/lib/libart_lgpl_2.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libart_lgpl_2.so.2
Reading symbols from /usr/lib/libidn.so.11...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libidn.so.11
Reading symbols from /usr/lib/libkdefx.so.4...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkdefx.so.4
Reading symbols from /usr/lib/libaudio.so.2...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libaudio.so.2
Reading symbols from /usr/X11R6/lib/libXt.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/X11R6/lib/libXt.so.6
Reading symbols from /usr/X11R6/lib/libXrandr.so.2...
(no debugging symbols found)...done.
Loaded symbols for /usr/X11R6/lib/libXrandr.so.2
Reading symbols from /usr/lib/libXcursor.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libXcursor.so.1
Reading symbols from /usr/lib/libXft.so.2...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXft.so.2
Reading symbols from /usr/lib/libfreetype.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libfreetype.so.6
Reading symbols from /usr/lib/libfontconfig.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libfontconfig.so.1
Reading symbols from /lib/tls/i686/cmov/libdl.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib/tls/i686/cmov/libdl.so.2
Reading symbols from /usr/lib/libpng12.so.0...
---Type <return> to continue, or q <return> to quit---
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libpng12.so.0
Reading symbols from /usr/lib/libz.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /usr/X11R6/lib/libXext.so.6...
(no debugging symbols found)...done.
Loaded symbols for /usr/X11R6/lib/libXext.so.6
Reading symbols from /usr/X11R6/lib/libSM.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/X11R6/lib/libSM.so.6
Reading symbols from /usr/X11R6/lib/libICE.so.6...
(no debugging symbols found)...done.
Loaded symbols for /usr/X11R6/lib/libICE.so.6
Reading symbols from /lib/tls/i686/cmov/libpthread.so.0...(no debugging
symbols found)...done.
[Thread debugging using libthread_db enabled]
[New Thread -1248523424 (LWP 3958)]
[New Thread -1277596752 (LWP 3967)]
[New Thread -1269204048 (LWP 3966)]
[New Thread -1260811344 (LWP 3965)]
[New Thread -1252418640 (LWP 3964)]
Loaded symbols for /lib/tls/i686/cmov/libpthread.so.0
Reading symbols from /usr/lib/libXrender.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXrender.so.1
Reading symbols from /usr/X11R6/lib/libX11.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/X11R6/lib/libX11.so.6
Reading symbols from /usr/lib/libkleopatra.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkleopatra.so.1
Reading symbols from /usr/lib/libkcal.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkcal.so.2
Reading symbols from /lib/ld-linux.so.2...
(no debugging symbols found)...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /usr/lib/libjpeg.so.62...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libjpeg.so.62
Reading symbols from /usr/lib/libkjs.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkjs.so.1
Reading symbols from /usr/lib/libpcreposix.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libpcreposix.so.3
Reading symbols from /usr/lib/libpcre.so.3...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libpcre.so.3
Reading symbols from /usr/lib/libkparts.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkparts.so.2
Reading symbols from /usr/lib/libkdeprint.so.4...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkdeprint.so.4
Reading symbols from /usr/lib/libkutils.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkutils.so.1
Reading symbols from /usr/lib/libkwalletclient.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkwalletclient.so.1
Reading symbols from /usr/lib/libkdeui.so.4...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkdeui.so.4
Reading symbols from /usr/lib/libvcard.so.0...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libvcard.so.0
Reading symbols from /usr/lib/libkio.so.4...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkio.so.4
Reading symbols from /usr/lib/libkresources.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkresources.so.1
Reading symbols from /usr/lib/libkimproxy.so.0...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libkimproxy.so.0
Reading symbols from /usr/lib/libqui.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libqui.so.1
Reading symbols from /usr/lib/libexpat.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libexpat.so.1
Reading symbols from /usr/lib/libqgpgme.so.0...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libqgpgme.so.0
Reading symbols from /usr/lib/libktnef.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libktnef.so.1
Reading symbols from /usr/lib/libkdesu.so.4...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkdesu.so.4
Reading symbols from /usr/lib/libfam.so.0...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libfam.so.0
Reading symbols from /lib/libacl.so.1...
(no debugging symbols found)...done.
Loaded symbols for /lib/libacl.so.1
Reading symbols from /lib/libattr.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib/libattr.so.1
Reading symbols from /usr/lib/libgpgme++.so.0...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libgpgme++.so.0
Reading symbols from /usr/lib/libgpgme.so.11...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/libgpgme.so.11
Reading symbols from /usr/lib/libgpg-error.so.0...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libgpg-error.so.0
Reading symbols from /usr/X11R6/lib/X11/locale/lib/common/xlcDef.so.2...(no
debugging symbols found)...done.
Loaded symbols for /usr/X11R6/lib/X11/locale/lib/common/xlcDef.so.2
Reading symbols from /usr/X11R6/lib/X11/locale/lib/common/ximcp.so.2...
(no debugging symbols found)...done.
Loaded symbols for /usr/X11R6/lib/X11/locale/lib/common/ximcp.so.2
Reading symbols from /usr/lib/kde3/plugins/styles/plastik.so...(no debugging
symbols found)...done.
Loaded symbols for /usr/lib/kde3/plugins/styles/plastik.so
Reading symbols from /usr/lib/qt3/plugins/imageformats/libqjpeg.so...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/qt3/plugins/imageformats/libqjpeg.so
Reading symbols from /usr/lib/qt3/plugins/imageformats/libqmng.so...(no
debugging symbols found)...done.
Loaded symbols for /usr/lib/qt3/plugins/imageformats/libqmng.so
Reading symbols from /usr/lib/libmng.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libmng.so.1
Reading symbols from /usr/lib/liblcms.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/liblcms.so.1
Reading symbols from /usr/X11R6/lib/X11/locale/lib/common/xomGeneric.so.2...
(no debugging symbols found)...done.
Loaded symbols for /usr/X11R6/lib/X11/locale/lib/common/xomGeneric.so.2
Reading symbols from /usr/lib/kde3/kabc_file.so...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/kde3/kabc_file.so
Reading symbols from /usr/lib/libkabc_file.so.1...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libkabc_file.so.1
Reading symbols from /lib/tls/i686/cmov/libnss_files.so.2...(no debugging
symbols found)...done.
Loaded symbols for /lib/tls/i686/cmov/libnss_files.so.2
Reading symbols
from /usr/lib/kde3/libkmail_bodypartformatter_application_octetstream.so...
---Type <return> to continue, or q <return> to quit---
(no debugging symbols found)...done.
Loaded symbols
for /usr/lib/kde3/libkmail_bodypartformatter_application_octetstream.so
Reading symbols
from /usr/lib/kde3/libkmail_bodypartformatter_text_calendar.so...(no
debugging symbols found)...done.
Loaded symbols for /usr/lib/kde3/libkmail_bodypartformatter_text_calendar.so
Reading symbols from /usr/lib/kde3/libkmail_bodypartformatter_text_xdiff.so...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/kde3/libkmail_bodypartformatter_text_xdiff.so
Reading symbols from /usr/lib/kde3/libkmail_bodypartformatter_text_vcard.so...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib/kde3/libkmail_bodypartformatter_text_vcard.so
0xb7f2b410 in ??
()
(gdb) info threads
5 Thread -1252418640 (LWP 3964) 0xb7f2b410 in ?? ()
4 Thread -1260811344 (LWP 3965) 0xb7f2b410 in ?? ()
3 Thread -1269204048 (LWP 3966) 0xb7f2b410 in ?? ()
2 Thread -1277596752 (LWP 3967) 0xb7f2b410 in ?? ()
1 Thread -1248523424 (LWP 3958) 0xb7f2b410 in ?? ()
--
Yours, Mikhail Ramendik
Reply to: