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SubjectRe: sysrq shows impossible call stack
Roland Dreier wrote:

> Eli> Hi, I am exsperiencing a hang, probably caused by a deadlock,
> Eli> so I can do sysrq commands. However I can see that in some
> Eli> cases the exspected call stack has some functions in between
> Eli> as if two call stack are interleaved.
>Hi Eli,
>I think what you are seeing is old values left on the stack. If a
>function allocates space for local variables but bumping the stack
>pointer, but then never actually uses those variables, then old values
>including old return addresses may be left in the stack.
> - Roland
Thanks Roland
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