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    SubjectRe: inode->i_wb_list corruption.
    On Fri, Mar 09, 2012 at 09:57:14AM -0500, Dave Jones wrote:
    > On Fri, Mar 09, 2012 at 04:34:57PM +0800, Yang Bai wrote:
    > > I still want to know how to reproduce this bug. I add the following
    > > patch to the kernel fc-16 3.2.9-1
    > >
    > > So on every inode_wb_list_del, it will show the whole list.
    > >
    > > and Doing while true; do touch a && rm -f a; done for almost one day
    > > without any problem.
    > >
    > > So How to reproduce it??
    > If it was that easy, I'd be bisecting it by now ;-)
    > This, like a bunch of other really weird bugs that we have no explanation for,
    > only seems to be being hit by a small minority of users.
    > One common thing seems to be that they were all quad core intel
    > boxes, with i915 graphics.
    > We have some reports of i915 causing memory corruption after suspend/hibernate,
    > but none of these reports mention whether they've done that (I just asked).

    And with that, this arrived..

    I'm leaning strongly towards believing this is yet another case of i915
    corrupting memory on resume.


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      Last update: 2012-03-09 16:23    [W:0.020 / U:11.028 seconds]
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