From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Corentin Labbe <clabbe.montjoie@gmail.com>
Cc: linux-mm@kvack.org, kirill.shutemov@linux.intel.com,
akpm@linux-foundation.org, mhocko@suse.com, vbabka@suse.cz,
yasu.isimatu@gmail.com, richard.weiyang@gmail.com,
gregkh@linuxfoundation.org, dave.hansen@linux.intel.com,
linux-kernel@vger.kernel.org
Subject: Re: UBSAN: Undefined behaviour in mm/sparse.c:81:17
Date: Tue, 7 Nov 2017 11:40:45 +0300 [thread overview]
Message-ID: <20171107084045.clzrn32pvsw4jthi@node.shutemov.name> (raw)
In-Reply-To: <20171106192759.GA29097@Red>
On Mon, Nov 06, 2017 at 08:27:59PM +0100, Corentin Labbe wrote:
> Hello
>
> Disabling UBSAN, does not change anything (NULL ptr dereference).
> Reverting 83e3c48729d9ebb7af5a31a504f3fd6aff0348c4 ("mm/sparsemem: Allocate mem_section at runtime for CONFIG_SPARSEMEM_EXTREME=y") made the boot progress further.
>
> Regards
>
> PS: I have added more "TO" people according to get_maintainer.pl mm/sparse.c
>
See
http://lkml.kernel.org/r/20171107083337.89952-1-kirill.shutemov@linux.intel.com
--
Kirill A. Shutemov
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prev parent reply other threads:[~2017-11-07 8:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-05 12:57 UBSAN: Undefined behaviour in mm/sparse.c:81:17 Corentin Labbe
2017-11-06 19:27 ` Corentin Labbe
2017-11-07 8:40 ` Kirill A. Shutemov [this message]
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