Date: Mon, 09 Oct 2017 11:28:07 -0700 From: Cy Schubert <Cy.Schubert@komquats.com> To: Alan Cox <alc@FreeBSD.org> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r324444 - head/sys/kern Message-ID: <201710091828.v99IS7Mj060589@slippy.cwsent.com> In-Reply-To: Message from Alan Cox <alc@FreeBSD.org> of "Mon, 09 Oct 2017 18:19:06 -0000." <201710091819.v99IJ6oB009917@repo.freebsd.org>
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In message <201710091819.v99IJ6oB009917@repo.freebsd.org>, Alan Cox writes: > Author: alc > Date: Mon Oct 9 18:19:06 2017 > New Revision: 324444 > URL: https://svnweb.freebsd.org/changeset/base/324444 > > Log: > The recent change to initialization of blists (r324420) relied on '-1' > appearing only where the code explicitly set it, but since much of the > data was not initialized, '-1' appeared other places too, and led to > panics. Clear the allocated data before initializing nonzero values by > allocating with M_ZERO. > > Submitted by: Doug Moore <dougm@rice.edu> > Reported by: Oleg V. Nauman <oleg@theweb.org.ua>, cy > Tested by: Oleg V. Nauman <oleg@theweb.org.ua> > MFC after: 1 week > X-MFC with: r324420 > Differential Revision: https://reviews.freebsd.org/D12627 Thanks. This fixes the recurring panic on one of my machines. -- Cheers, Cy Schubert <Cy.Schubert@cschubert.com> FreeBSD UNIX: <cy@FreeBSD.org> Web: http://www.FreeBSD.org The need of the many outweighs the greed of the few.
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