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Bug#220359: marked as done (apache: intermittent bus error on attempt to load some filess)



Your message dated Mon, 8 Mar 2004 12:50:27 +0100 (CET)
with message-id <[🔎] Pine.LNX.4.58.0403081248310.21169@trider-g7.ext.fabbione.net>
and subject line Bug#220359: apache: intermittent bus error on attempt to load    some files
has caused the attached Bug report to be marked as done.

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Bug report if necessary, and/or fix the problem forthwith.

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>From tomg@fig.org Tue Nov 11 23:28:57 2003
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From: Tom Goulet <tomg@em.ca>
To: Debian Bug Tracking System <submit@bugs.debian.org>
Subject: apache: intermittent bus error on attempt to load some filess
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Date: Wed, 12 Nov 2003 05:28:46 +0000
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Package: apache
Version: 1.3.27.0-2
Severity: normal


Client side:
| tomg@geek:~$ wget -S http://geek.em.ca/library/literature/Goulet,_Tom/Time_Traveller/1.text
| --05:26:17--  http://geek.em.ca/library/literature/Goulet,_Tom/Time_Traveller/1.text
|            => `1.text'
| Resolving geek.em.ca... 209.5.178.245
| Connecting to geek.em.ca[209.5.178.245]:80... connected.
| HTTP request sent, awaiting response...
| 05:26:17 ERROR -1: No data received.

Server side:
| [Wed Nov 12 05:26:18 2003] [notice] child pid 552 exit signal Bus error (7)

The failures are intermittent but there seem to be a couple patterns
which I don't really want to discern until I have more disposable
sanity.

The file is actually on an SMB share to another GNU/Linux box, if that
matters.

Expected behaviour:  The Apache process should deliver the file and not
crash.

-- System Information:
Debian Release: testing/unstable
Architecture: i386
Kernel: Linux geek 2.4.20-3-586tsc #1 Sat Jun 7 21:34:16 EST 2003 i586
Locale: LANG=C, LC_CTYPE=C

Versions of packages apache depends on:
ii  apache-common                 1.3.27.0-2 Support files for all Apache webse
ii  debconf                       1.3.15     Debian configuration management sy
ii  dpkg                          1.10.18    Package maintenance system for Deb
ii  libc6                         2.3.2-9    GNU C Library: Shared libraries an
ii  libdb4.1                      4.1.25-10  Berkeley v4.1 Database Libraries [
ii  libexpat1                     1.95.6-6   XML parsing C library - runtime li
ii  libmagic1                     4.06-1     File type determination library us
ii  logrotate                     3.6.5-2    Log rotation utility
ii  mime-support                  3.23-1     MIME files 'mime.types' & 'mailcap
ii  perl [perl5]                  5.8.0-18   Larry Wall's Practical Extraction 

-- debconf information:
* apache/enable-suexec: true


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Date: Mon, 8 Mar 2004 12:50:27 +0100 (CET)
From: Fabio Massimo Di Nitto <fabbione@fabbione.net>
Sender: fabbione@trider-g7.ext.fabbione.net
To: Tom Goulet <tomg@em.ca>, 220359-done@bugs.debian.org
Cc: Debian Apache Maintainers <debian-apache@lists.debian.org>
Subject: Re: Bug#220359: apache: intermittent bus error on attempt to load 
   some files
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Hi Tom,

On Tue, 2 Mar 2004, Tom Goulet wrote:

> On Wed, Nov 12, 2003 at 05:28:46AM +0000, Tom Goulet wrote:
> > Subject: apache: intermittent bus error on attempt to load some filess
>
> Bug solved!

great!

> The bus errors happen for Apache *and* THTTPD but only when the file
> that is to be accessed has less than world-readable permissions on the
> SMB server.

I would have never been able to reproduce this setup.

> I don't know why that causes a bus error but I'm pretty sure I've
> identified the problem.

That could be everything from the kernel to samba...

Fabio

PS I am closing this bug.

-- 
<user> fajita: step one
<fajita> Whatever the problem, step one is always to look in the error log.
<user> fajita: step two
<fajita> When in danger or in doubt, step two is to scream and shout.



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