Messages in this thread | | | Subject | Re: sysrq shows impossible call stack | From | Roland Dreier <> | Date | 20 Apr 2004 09:26:17 -0700 |
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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.
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