[Pkg-cryptsetup-devel] Bug#403426: kernel corrupts LUKS partition header on arm

Martin Michlmayr tbm at cyrius.com
Wed Jan 3 20:14:42 CET 2007


* Clemens Fruhwirth <clemens at endorphin.org> [2007-01-03 17:59]:
> After a bit of debugging on Gordon's slug, I found out that we have
> some kind of read race/read corruption when reading the encrypted
> master key from a key slot.
...
> As far as I understand page caching comes after dm-crypt, so maybe we
> have some kind of cache corruption here?

Do you think this is related to http://lkml.org/lkml/2006/12/21/157
I just applied the two patches from that thread and successfully ran
'cryptsetup luksClose' on ARM.  Would the lack of __flush_anon_page()
on ARM explain the corruption you've observed?
-- 
Martin Michlmayr
http://www.cyrius.com/




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