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SubjectRe: KCSAN Support on ARM64 Kernel
On Mon, 14 Oct 2019 at 11:31, Marco Elver <> wrote:
> My plan was to send patches upstream within the month.
> On Mon, 14 Oct 2019 at 11:30, <> wrote:
> > When can we expect upstream of KCSAN on kernel mainline. Any timeline?
> > > > Can you please tell me if KCSAN is supported on ARM64 now? Can I just rebase the KCSAN branch on top of our let’s say android mainline kernel, enable the config and run syzkaller on that for finding race conditions?
> > KCSAN does not yet have ARM64 support. Once it's upstream, I would expect that Mark's patches (from repo linked in LKML thread) will just cleanly apply to enable ARM64 support.

Just FYI, KCSAN is in mainline now. I believe porting it to other
architectures has also become much simpler due to its reworked
ONCE/atomic support relying on proper compiler instrumentation instead
of other tricks.

-- Marco

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