Re: 3.1-rc9: BUG: soft lockup in find_get_pages+0x4e/0x140

[Justin Piszcz]

On Mon, 17 Oct 2011, Hugh Dickins wrote:

> On Sat, 15 Oct 2011, Justin Piszcz wrote:
> > With 3.1-rc9 during a filesystem dump, this occurred, I thought a previous
> > patch fixed this but it did not, it occurs MUCH less (first time in a couple
> > of weeks) but the problem still occurs.
>
> Shaohua's nr_skip patch fixed, or at least worked around, the error I
> introduced there in 3.1-rc1.  But now you're finding a similar problem
> still in 3.1-rc9: that confirms what you and others already reported,
> that something like it occurs even in 3.0 without my bug.

Thanks,

Patch applied:

# patch -p1 < /tmp/memory_patch.patch
patching file mm/filemap.c
patching file mm/memcontrol.c

Now running 3.1-rc9 + this patch + re-enabled frame pointers.

Justin.

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