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Date: Sat, 20 Nov 2004 19:15:41 -0500 (EST)
From: Daniel Eischen <deischen@freebsd.org>
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To: Steve Kargl <sgk@troutmask.apl.washington.edu>
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cc: freebsd-threads@freebsd.org
Subject: Re: firefox stuck in kserel
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On Sat, 20 Nov 2004, Steve Kargl wrote:

> Fired up firefox and went to espn.com.  Firefox becomes
> unresponse.  gdb -p <firefox-bin's pid> shows
>
> (gdb) where
> #0  0x48a7774b in pthread_testcancel () from /usr/lib/libpthread.so.1
> #1  0x48a6f97c in pthread_mutexattr_init () from /usr/lib/libpthread.so.1
> #2  0x48a73c74 in pthread_setconcurrency () from /usr/lib/libpthread.so.1
> #3  0x48a78371 in pthread_exit () from /usr/lib/libpthread.so.1
> #4  0x48a63013 in pthread_create () from /usr/lib/libpthread.so.1
> #5  0x48b2a06f in _ctx_start () from /lib/libc.so.6
> (gdb) list

Make sure you don't have any libm.so.2/libm.so.3 problems
(use libmap.conf or rebuild firefox and its dependencies).

You can try the patch at:

  http://people.freebsd.org/~deischen/kse/libpthread.diffs

-- 
DE