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Message-ID: <4e89b4260512171017t2530274dq906e52ec83ecd42f@mail.gmail.com>
Date: Sat, 17 Dec 2005 13:17:34 -0500
To: Stut <stuttle@gmail.com>
Cc: Jani Taskinen <sniper@iki.fi>, internals@lists.php.net
In-Reply-To: <a5f019de0512170848j71eab1c4v@mail.gmail.com>
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References: <a5f019de0512170733n7e49018bj@mail.gmail.com>
	<Pine.LNX.4.61.0512171736090.21477@arfg.argcubovn.sv>
	<a5f019de0512170848j71eab1c4v@mail.gmail.com>
Subject: Re: [PHP-DEV] Fatal error 'Unable to read from thread kernel pipe' when using mail function
From: kingwez@gmail.com (Wez Furlong)

I'd suggest using gdb to get a backtrace.
It sounds like your libc is broken to me.

Oh, wait, you're running FreeBSD 5.  That's broken.  Use 4 or 6.

--Wez.

On 12/17/05, Stut <stuttle@gmail.com> wrote:
> Ok, I've rebuilt Apache2 forcing the prefork MPM option. I then
> rebuilt PHP4 and all the extensions. It's still doing it. What other
> possible causes are there?
>
> I did read in the results Google gave me that if the Apache2 MPM is
> the problem then anything that pipes out to a system call will fail,
> but I can use system and passthru without any issues. I'm fairly
> certain it's not related to Apache2.
>
> -Stut
>
> On 17/12/05, Jani Taskinen <sniper@iki.fi> wrote:
> >
> >      You need to use the prefork MPM within Apache2.
> >      Rebuilding apache like that propably wont make any difference.
> >      And you really need to reconfigure and recompile PHP after that.
> >
> >      --Jani
> >
> >
> > On Sat, 17 Dec 2005, Stut wrote:
> >
> > >
> > > I hope this gets through - the subscription confirmation email seems
> > > to be taking its time to get to me but I can't afford to wait. I woul=
d
> > > appreciate it if responses could be CC'd to me to ensure I get them.
> > >
> > > I've googled and also asked this question on the php-general list but
> > > have had no responses. Hopefully the gurus on this list will be able
> > > to help.
> > >
> > > I've just upgraded the PHP installation on my server to v4.4.1 and
> > > the mail function has stopped working. I created a script that simply
> > > calls the mail function to send a test email ad this is what I get wh=
en
> > > I run it...
> > >
> > > stut@brian:~$ php test.php
> > > Fatal error 'Unable to read from thread kernel pipe' at line 1100 in
> > > file /usr/src/lib/libc_r/uthread/uthread_kern.c (errno =3D 0)
> > > Abort trap (core dumped)
> > >
> > > The email gets sent successfully on the CLI despite crashing. When th=
e
> > > mail function is called from a web page it never gets sent and the
> > > script never finishes.
> > >
> > > I've googled for this error and all references I found that related t=
o
> > > PHP basically say that it's due to Apache and PHP being compiled in
> > > different threading modes. This cannot be the case in this instance
> > > since Apache is using the prefork MPM and even if it wasn't it's
> > > happening on the CLI where Apache is not involved.
> > >
> > > I've tried rebuilding Apache WITHOUT_THREADS and then rebuilding PHP
> > > but this made no difference.
> > >
> > > Any clues people might have as to the cause of this problem would be
> > > gratefully received.
> > >
> > > FYI: Environment is FreeBSD 5.2, Apache 2.0 and Postfix.
> > >
> > > Cheers.
> > >
> > > -Stut
> > >
> > >
> >
> > --
> > Give me your money at @ <http://pecl.php.net/wishlist.php/sniper>
> > Donating money may make me happier and friendlier for a limited period!
> > Death to all 4 letter abbreviations starting with P!
> >
>
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