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SubjectRe: kernel BUG at include/linux/highmem.h:LINE!
On Tue, Nov 24, 2020 at 5:14 AM Matthew Wilcox <> wrote:
> On Mon, Nov 23, 2020 at 07:42:30PM -0800, Andrew Morton wrote:
> > Matthew's series "Overhaul multi-page lookups for THP" chnages the
> > shmem code quite a bit, and in the area of truncate. Matthew, could
> > you please fire up that reproducer?
> Almost certainly my fault. I was trying to get the shmem truncate code
> in better shape before posting my series of fixes. I'll send you a batch
> of four which fix problems noticed by Hugh. There's at least one more
> to come.

#syz fix: mm: support THPs in zero_user_segments

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