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From: Pete Zaitcev <zaitcev@redhat.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-mm@kvack.org, linux-usb@vger.kernel.org,
	zaitcev@redhat.com
Subject: Fw: kernel BUG at ./include/linux/mm.h:LINE! (3)
Date: Sun, 7 Jan 2018 23:22:25 -0600	[thread overview]
Message-ID: <20180107232225.3b6a37ca@lembas.zaitcev.lan> (raw)

On Fri, 29 Dec 2017 16:24:20 +0300
"Kirill A. Shutemov" <kirill@shutemov.name> wrote:

> Looks like MON_IOCT_RING_SIZE reallocates ring buffer without any
> serialization wrt mon_bin_vma_fault(). By the time of get_page() the page
> may be freed.

As an update: I tried to make a smaller test for this, but was unsuccessful
so far. I'll poke a bit at it later, but it may take me some time.

-- Pete
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             reply	other threads:[~2018-01-08  5:22 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-08  5:22 Pete Zaitcev [this message]
  -- strict thread matches above, loose matches on Subject: below --
2018-01-08 21:25 Fw: kernel BUG at ./include/linux/mm.h:LINE! (3) Pete Zaitcev
2018-01-03  9:26 Kirill A. Shutemov
2018-01-03  7:02 Pete Zaitcev
2017-12-29 13:24 Kirill A. Shutemov

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