Date: Wed, 9 May 2007 21:02:28 +0200 From: Roman Divacky <rdivacky@FreeBSD.org> To: Scott Long <scottl@samsco.org> Cc: freebsd-current@FreeBSD.org, "Wojciech A. Koszek" <wkoszek@FreeBSD.org>, jasone@FreeBSD.org Subject: Re: yacc(1) causes a fault -- "fault VA = 0xa5a5a5b1" Message-ID: <20070509190228.GA58304@freebsd.org> In-Reply-To: <464213F4.5030704@samsco.org> References: <20070509185905.GA29365@FreeBSD.czest.pl> <464213F4.5030704@samsco.org>
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> >Sounds like a regression in malloc(3) ? > > > >Thanks, > > > > No, that looks like a use-after-free, with malloc filling the freed > memory with trash. It's a debugging option that is turned off in > RELENG_N branches and left on in HEAD, for precisely this reason. this makes me ask a question - what is the state of running coverity on fbsd userland? some of the programs in the userland are really old and noone has touched them in ages... (yacc being obviously one of them) thnx for answer
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