Re: Random GCC segfaults -- Was: [2.6.16] slab error in slab_destroy_objs(): cache `radix_tree_node'...

[Paolo Ornati <ornati@fastwebnet.it>]

On Tue, 28 Mar 2006 11:22:41 +0200
Paolo Ornati <ornati@fastwebnet.it> wrote:

> Maybe I should retry with 2.6.16 and if I can reproduce the problem I
> can start testing 2.6.16-rc1 and so on...

Reproduced with 2.6.16...

"TESTCASE" (I'm on Gentoo)
ebuild /usr/portage/x11-libs/qt/qt-4.1.1.ebuild clean
ebuild /usr/portage/x11-libs/qt/qt-4.1.1.ebuild compile


# time ./TESTCASE

...

g++ -c -m64 -pipe -march=athlon64 -O2 -pipe -Wall -W -D_REENTRANT  -DQT_KEYWORDS -DQT_NO_DEBUG -DQT_XML_
LIB -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_SHARED -I
../../mkspecs/linux-g++-64 -I. -I../../include/QtCore -I../../include/QtNetwork -I../../include/QtGui -I
../../include/QtXml -I../../include -I.moc/release-shared -I. -o .obj/release-shared/docuparser.o docupa
rser.cpp
/var/tmp/portage/qt-4.1.1/work/qt-x11-opensource-src-4.1.1/bin/uic settingsdialog.ui -o ui_settingsdialo
g.h
g++ -c -m64 -pipe -march=athlon64 -O2 -pipe -Wall -W -D_REENTRANT  -DQT_KEYWORDS -DQT_NO_DEBUG -DQT_XML_
LIB -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_SHARED -I
../../mkspecs/linux-g++-64 -I. -I../../include/QtCore -I../../include/QtNetwork -I../../include/QtGui -I
../../include/QtXml -I../../include -I.moc/release-shared -I. -o .obj/release-shared/index.o index.cpp
docuparser.cpp: In member function `virtual bool DocuParser310::startElement(const QString&, const QStri
ng&, const QString&, const QXmlAttributes&)':
docuparser.cpp:166: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://bugs.gentoo.org/> for instructions.
g++ -c -m64 -pipe -march=athlon64 -O2 -pipe -Wall -W -D_REENTRANT  -DQT_KEYWORDS -DQT_NO_DEBUG -DQT_XML_
LIB -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_SHARED -I
../../mkspecs/linux-g++-64 -I. -I../../include/QtCore -I../../include/QtNetwork -I../../include/QtGui -I
../../include/QtXml -I../../include -I.moc/release-shared -I. -o .obj/release-shared/profile.o profile.c
pp
The bug is not reproducible, so it is likely a hardware or OS problem.
make[2]: *** [.obj/release-shared/docuparser.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: Leaving directory `/var/tmp/portage/qt-4.1.1/work/qt-x11-opensource-src-4.1.1/tools/assistant'
make[1]: *** [sub-assistant-all-ordered] Error 2
make[1]: Leaving directory `/var/tmp/portage/qt-4.1.1/work/qt-x11-opensource-src-4.1.1/tools'
make: *** [sub-tools-all-ordered] Error 2

...

real    49m35.866s
user    29m19.670s
sys     16m7.792s


I'm going to build/test 2.6.16-rc1.

-- 
	Paolo Ornati
	Linux 2.6.16 on x86_64
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