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SubjectRe: 2.6.23-rc6-mm1: BUG kmalloc-16: Object padding overwritten (sysfs?)
On Wed, 19 Sep 2007, Andrew Morton wrote:

> > find /sys/slab | xargs cat

Hmmm... This works fine here. Doing the cat may trigger slab validation
and show objects corruptions that were heretofore unnoticed.

Could you see if running

slabinfo -v

gives the same results?

> So do you beleive the bug lies in the /sys/slab implementation?

I would think that this is evidence of memory corruption occurring. The
issues were detected while SLUB attempted to flush per cpu queues.
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