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    SubjectRe: BUG-lockdep and freeze (was: Arrr! Linux 2.6.18)

    * Linus Torvalds <> wrote:

    > It could - and _should_ dammit! - do some basic sanity tests like "is
    > the thing even in the same stack page"? But nooo... It seems
    > _designed_ to be fragile and broken.
    > Here's a simple test: if the next stack-slot isn't on the same page,
    > the unwind information is bogus unless you had the IRQ stack-switch
    > signature there. Does the code do that? No. It just assumes that
    > unwind information is complete and perfect.

    fully agreed - i have pointed out areas of conceptual fragility to Jan
    early on:

    (but AFAICS i got no reply to that mail - i missed that in the lockdep

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      Last update: 2006-09-30 23:37    [W:0.022 / U:1.304 seconds]
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