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From: Andrew Morton <akpm@linux-foundation.org>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Dmitry Vyukov <dvyukov@google.com>,
	syzbot <syzbot+b19c2dc2c990ea657a71@syzkaller.appspotmail.com>,
	Andrea Arcangeli <aarcange@redhat.com>,
	Alexander Potapenko <glider@google.com>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	LKML <linux-kernel@vger.kernel.org>,
	Linux-MM <linux-mm@kvack.org>,
	linux@dominikbrodowski.net, Michal Hocko <mhocko@suse.com>,
	David Rientjes <rientjes@google.com>,
	syzkaller-bugs <syzkaller-bugs@googlegroups.com>,
	xieyisheng1@huawei.com, zhong jiang <zhongjiang@huawei.com>
Subject: Re: KMSAN: uninit-value in mpol_rebind_mm
Date: Fri, 4 Jan 2019 17:28:02 -0800	[thread overview]
Message-ID: <20190104172802.ce9c4b77577a9c2810f04171@linux-foundation.org> (raw)
In-Reply-To: <52835ef5-6351-3852-d4ba-b6de285f96f5@suse.cz>

On Fri, 4 Jan 2019 09:50:31 +0100 Vlastimil Babka <vbabka@suse.cz> wrote:

> > Yes, it doesn't and it's not trivial to do. The tool reports uses of
> > unint _values_. Values don't necessary reside in memory. It can be a
> > register, that come from another register that was calculated as a sum
> > of two other values, which may come from a function argument, etc.
> 
> I see. BTW, the patch I sent will be picked up for testing, or does it
> have to be in mmotm/linux-next first?

I grabbed it.  To go further we'd need a changelog, a signoff,
description of testing status, reviews, a Fixes: and perhaps a
cc:stable ;)

  parent reply	other threads:[~2019-01-05  1:28 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-31  7:51 syzbot
2018-12-31  7:51 ` syzbot
2019-01-03  8:36 ` Vlastimil Babka
2019-01-03  8:36   ` Vlastimil Babka
2019-01-03  8:42   ` Dmitry Vyukov
2019-01-03  8:42     ` Dmitry Vyukov
2019-01-03 11:14     ` Alexander Potapenko
2019-01-03 11:14       ` Alexander Potapenko
2019-01-03 11:41       ` Vlastimil Babka
2019-01-04  8:50     ` Vlastimil Babka
2019-01-04  8:57       ` Dmitry Vyukov
2019-01-04  8:57         ` Dmitry Vyukov
2019-01-05  1:28       ` Andrew Morton [this message]
2019-01-15 10:06         ` Vlastimil Babka
2019-01-15 10:06           ` Vlastimil Babka

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