Segfaults in weird places after aptitude update && aptitude upgrade on clean alternate gutsy install
Karl Larsen
k5di at zianet.com
Sat Feb 23 01:32:58 UTC 2008
Brian McKee wrote:
> On Fri, 2008-02-22 at 22:59 +0100, Gerald Dachs wrote:
>
>> Am Fri, 22 Feb 2008 16:42:48 -0500
>> schrieb "Brian McKee" <brian.mckee at gmail.com>:
>>
>>
>>> On Fri, Feb 22, 2008 at 4:03 PM, Gerald Dachs <ubuntu at dachsweb.de>
>>> wrote:
>>>
>>>> Am Thu, 21 Feb 2008 23:19:44 -0500
>>>> schrieb Brian McKee <brian.mckee at gmail.com>:
>>>>
>>>>
>>>> > 1 - how do I better identify the problem so I can file a useful
>>>> > bug report
>>>> >
>>>> > 2 - how do I fix this so the system is usable
>>>>
>>>> Only to just eliminate one possibility, boot with the
>>>> install cd and make a memory test, please.
>>>>
>>> Did that - ran thru a couple passes fine. Ran a drive diagnostics
>>> program on the primary harddrive too - came up fine.
>>>
>>> I might take a run at doing exactly the same steps on different
>>> hardware just to see if that helps narrow anything down.
>>>
>> Do you see something strange in the dmesg output to the time
>> of the segfault, like I/O Errors e.g.
>>
>
>
> Aha. I'm getting closer.
>
> Looking in /var/crash there was an entry for perl. (The file itself
> _usr_bin_perl.0.crash doesn't mean anything to me...)
>
> So, I tried just 'perl -V' and guess what - it segfaults!
>
> That's probably why I"ve seen other seemingly unrelated programs
> segfault - lots of stuff uses perl.
>
> So - any suggestions how to fix perl? dpkg uses it!
>
> Brian
>
>
>
I get this which is a lot for perl.
root at karl-desktop:~# perl -V
Summary of my perl5 (revision 5 version 8 subversion 8) configuration:
Platform:
osname=linux, osvers=2.6.15.7, archname=i486-linux-gnu-thread-multi
uname='linux terranova 2.6.15.7 #1 smp thu jul 12 14:27:56 utc 2007
i686 gnulinux '
config_args='-Dusethreads -Duselargefiles -Dccflags=-DDEBIAN
-Dcccdlflags=-fPIC -Darchname=i486-linux-gnu -Dprefix=/usr
-Dprivlib=/usr/share/perl/5.8 -Darchlib=/usr/lib/perl/5.8
-Dvendorprefix=/usr -Dvendorlib=/usr/share/perl5
-Dvendorarch=/usr/lib/perl5 -Dsiteprefix=/usr/local
-Dsitelib=/usr/local/share/perl/5.8.8
-Dsitearch=/usr/local/lib/perl/5.8.8 -Dman1dir=/usr/share/man/man1
-Dman3dir=/usr/share/man/man3 -Dsiteman1dir=/usr/local/man/man1
-Dsiteman3dir=/usr/local/man/man3 -Dman1ext=1 -Dman3ext=3perl
-Dpager=/usr/bin/sensible-pager -Uafs -Ud_csh -Uusesfio -Uusenm
-Duseshrplib -Dlibperl=libperl.so.5.8.8 -Dd_dosuid -des'
hint=recommended, useposix=true, d_sigaction=define
usethreads=define use5005threads=undef useithreads=define
usemultiplicity=define
useperlio=define d_sfio=undef uselargefiles=define usesocks=undef
use64bitint=undef use64bitall=undef uselongdouble=undef
usemymalloc=n, bincompat5005=undef
Compiler:
cc='cc', ccflags ='-D_REENTRANT -D_GNU_SOURCE -DTHREADS_HAVE_PIDS
-DDEBIAN -fno-strict-aliasing -pipe -I/usr/local/include
-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64',
optimize='-O2',
cppflags='-D_REENTRANT -D_GNU_SOURCE -DTHREADS_HAVE_PIDS -DDEBIAN
-fno-strict-aliasing -pipe -I/usr/local/include'
ccversion='', gccversion='4.1.3 20070929 (prerelease) (Ubuntu
4.1.2-16ubuntu2)', gccosandvers=''
intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=1234
d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=12
ivtype='long', ivsize=4, nvtype='double', nvsize=8, Off_t='off_t',
lseeksize=8
alignbytes=4, prototype=define
Linker and Libraries:
ld='cc', ldflags =' -L/usr/local/lib'
libpth=/usr/local/lib /lib /usr/lib
libs=-lgdbm -lgdbm_compat -ldb -ldl -lm -lpthread -lc -lcrypt
perllibs=-ldl -lm -lpthread -lc -lcrypt
libc=/lib/libc-2.6.1.so, so=so, useshrplib=true,
libperl=libperl.so.5.8.8
gnulibc_version='2.6.1'
Dynamic Linking:
dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags='-Wl,-E'
cccdlflags='-fPIC', lddlflags='-shared -L/usr/local/lib'
Characteristics of this binary (from libperl):
Compile-time options: MULTIPLICITY PERL_IMPLICIT_CONTEXT
PERL_MALLOC_WRAP THREADS_HAVE_PIDS USE_ITHREADS
USE_LARGE_FILES USE_PERLIO USE_REENTRANT_API
Built under linux
Compiled at Dec 4 2007 08:56:39
@INC:
/etc/perl
/usr/local/lib/perl/5.8.8
/usr/local/share/perl/5.8.8
/usr/lib/perl5
/usr/share/perl5
/usr/lib/perl/5.8
/usr/share/perl/5.8
/usr/local/lib/site_perl
.
root at karl-desktop:~#
But no problems. I think you have a big problem.
Karl
--
Karl F. Larsen, AKA K5DI
Linux User
#450462 http://counter.li.org.
PGP 4208 4D6E 595F 22B9 FF1C ECB6 4A3C 2C54 FE23 53A7
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