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Date: Sat, 4 Oct 2008 20:10:24 +0400
From: Andrey Chernov <ache@nagual.pp.ru>
To: Jos Backus <jos@catnook.com>
Message-ID: <20081004161024.GA67323@nagual.pp.ru>
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	Jos Backus <jos@catnook.com>, freebsd-current@freebsd.org
References: <20081004080511.GA72641@lizzy.catnook.local>
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Cc: freebsd-current@freebsd.org
Subject: Re: firefox3-bin crashes near arc4random_buf()
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On Sat, Oct 04, 2008 at 01:05:11AM -0700, Jos Backus wrote:
> For a few weeks now firefox3-bin has been crashing semi-regularly for me.
> Backtrace attached. I selected `Build a debugging image' but the resulting
> binary is stripped, so no symbols.
> #3  0x28237381 in XRE_InitEmbedding () from /usr/local/lib/firefox3/libxul.so
> #4  <signal handler called>
> #5  0x2a39eb2d in arc4random_buf () from /lib/libc.so.7
> #6  0x2a39aa7d in dbopen () from /lib/libc.so.7
> #7  0x2a39973a in __srget () from /lib/libc.so.7
> #8  0x2a39ab49 in dbopen () from /lib/libc.so.7
> #9  0x2a39916f in __srget () from /lib/libc.so.7
> #10 0x2a39c220 in __hash_open () from /lib/libc.so.7
> #11 0x2aae9b9c in ?? () from /usr/local/lib/firefox3/libnssdbm3.so

It looks like stack damaged at this moment. No libc functions, including 
db* functions calls arc4random_buf().

-- 
http://ache.pp.ru/