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From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Tony Battersby <tonyb@cybernetics.com>
Cc: Hugh Dickins <hughd@google.com>, linux-mm@kvack.org
Subject: Re: regression: lk 4.8 + !CONFIG_SHMEM + shmat() = oops
Date: Wed, 7 Sep 2016 14:14:52 +0300	[thread overview]
Message-ID: <20160907111452.GA138665@black.fi.intel.com> (raw)
In-Reply-To: <58cdb20c-8195-ca05-3700-3ab37a031848@cybernetics.com>

On Tue, Aug 30, 2016 at 01:52:11PM -0400, Tony Battersby wrote:
> The following commit is causing shmat() to oops when CONFIG_SHMEM is
> not set:
> 
> c01d5b300774 ("shmem: get_unmapped_area align huge page")
> 
> Here is the oops:
> 
> BUG: unable to handle kernel NULL pointer dereference at           (null)

Sorry, for delay. This should fix the issue:

  reply	other threads:[~2016-09-07 11:14 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-30 17:52 regression: lk 4.8 + !CONFIG_SHMEM + shmat() = oops Tony Battersby
2016-09-07 11:14 ` Kirill A. Shutemov [this message]
2016-09-07 14:08   ` Tony Battersby
2016-09-07 14:28   ` [PATCH] ipc/shm: fix crash if CONFIG_SHMEM is not set kbuild test robot
2016-09-07 16:33     ` Kirill A. Shutemov
2016-09-07 18:57       ` Tony Battersby

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