linux-kernel - Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

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Message-ID: <CA+55aFygSFt+O5KLoiE_0V+o45eKfsoDDV5ML8EF=J0n9z_D-Q@mail.gmail.com>
Date:	Mon, 21 Nov 2011 14:18:29 -0800
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Andy Lutomirski <luto@...capital.net>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Maciej Rutecki <maciej.rutecki@...il.com>,
	Florian Mickler <florian@...kler.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Network Development <netdev@...r.kernel.org>,
	Linux ACPI <linux-acpi@...r.kernel.org>,
	Linux PM List <linux-pm@...ts.linux-foundation.org>,
	Linux SCSI List <linux-scsi@...r.kernel.org>,
	Linux Wireless List <linux-wireless@...r.kernel.org>,
	DRI <dri-devel@...ts.freedesktop.org>
Subject: Re: 3.2-rc2+: Reported regressions from 3.0 and 3.1

On Mon, Nov 21, 2011 at 1:49 PM, Rafael J. Wysocki <rjw@...k.pl> wrote:
>
> Subject    : hugetlb oops on 3.1.0-rc8-devel
> Submitter  : Andy Lutomirski <luto@...capital.net>
> Date       : 2011-11-01 22:20
> Message-ID : CALCETrW1mpVCz2tO5roaz1r6vnno+srHR-dHA6_pkRi2qiCfdw@...l.gmail.com
> References : http://marc.info/?l=linux-kernel&m=132018604426692&w=2

Despite the subject line, that's not an oops, it's a BUG_ON().

And it *should* be fixed by commit ea4039a34c4c ("hugetlb: release
pages in the error path of hugetlb_cow()") although I don't think Andy
ever confirmed that (since it was hard to trigger).

                     Linus
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