On 06/06/2014 07:16 PM, Linus Torvalds wrote:
>> I have no evidence that its lack is responsible for the mm/filemap.c:202
>> > BUG_ON(page_mapped(page)) in __delete_from_page_cache() found by trinity,
>> > and I am not optimistic that it will fix it. But I have found no other
>> > explanation, and
On Fri, Jun 6, 2014 at 4:05 PM, Hugh Dickins wrote:
>
> [PATCH] mm: entry = ACCESS_ONCE(*pte) in handle_pte_fault
>
> Use ACCESS_ONCE() in handle_pte_fault() when getting the entry or orig_pte
> upon which all subsequent decisions and pte_same() tests will be made.
>
> I have no evidence that its
On Wed, 4 Jun 2014, Sasha Levin wrote:
> On 06/03/2014 07:11 PM, Hugh Dickins wrote:
> > On Tue, 3 Jun 2014, Konstantin Khlebnikov wrote:
> >> > On Tue, Jun 3, 2014 at 8:21 AM, Dave Jones wrote:
> >>> > > I'm still seeing this one from time to time, though it takes me quite
> >>> > > a while to h
On 06/03/2014 07:11 PM, Hugh Dickins wrote:
> On Tue, 3 Jun 2014, Konstantin Khlebnikov wrote:
>> > On Tue, Jun 3, 2014 at 8:21 AM, Dave Jones wrote:
>>> > > I'm still seeing this one from time to time, though it takes me quite a
>>> > > while to hit it,
>>> > > despite my attempts at trying to n
On Tue, Jun 03, 2014 at 04:11:43PM -0700, Hugh Dickins wrote:
> > - BUG_ON(page_mapped(page));
> > + VM_BUG_ON_PAGE(page_mapped(page), page);
> >
> > /*
> > * Some filesystems seem to re-dirty the page even after
>
> Yes, there's a chance that will tell us mo
On Tue, 3 Jun 2014, Konstantin Khlebnikov wrote:
> On Tue, Jun 3, 2014 at 8:21 AM, Dave Jones wrote:
> > I'm still seeing this one from time to time, though it takes me quite a
> > while to hit it,
> > despite my attempts at trying to narrow down the set of syscalls that cause
> > it.
> >
> > ke
On Tue, Jun 3, 2014 at 8:21 AM, Dave Jones wrote:
> I'm still seeing this one from time to time, though it takes me quite a while
> to hit it,
> despite my attempts at trying to narrow down the set of syscalls that cause
> it.
>
> kernel BUG at mm/filemap.c:202!
> invalid opcode: [#1] PREEM
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