On Tue, 06 Mar 2012 05:53:28 +1100 Steven Haigh <netwiz@xxxxxxxxx> wrote: > On 6/03/2012 1:52 AM, John Robinson wrote: > > On 05/03/2012 13:03, Steven Haigh wrote: > >> I've noticed that recently I've managed to get a ton of messages like > >> this at boot: > >> > >> mdadm: sending ioctl 1261 to a partition! > >> mdadm: sending ioctl 800c0910 to a partition! > > > > It's probably harmless. > > > > http://lists.debian.org/debian-kernel/2012/01/msg01105.html says "This > > warning was introduced as part of the fix for CVE-2011-4127" > > > > https://bugzilla.redhat.com/show_bug.cgi?id=783955#c4 says "Actually, > > the warning seems a false positive to me" > > I did see these - and I probably should have mentioned it in the > original post. Naughty me for posting at times I should really be asleep. > > The general jist of it seemed to be "it always failed before, now we > just know about it". What makes me wonder is that if it always failed > before, why do we do it in the first place? > 800c0910 is 'are you an md device'. So failure is a valid response. 1261 is flush-bufs. I hope that does still work on partitions.... NeilBrown
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