[minicoredumper] Error reading from /proc/<pid>/mem

John Ogness john.ogness at linutronix.de
Wed Feb 21 23:10:38 CET 2018


Hi,

On 2018-02-21, work ran <work.greeran at gmail.com> wrote:
> i am trying to use the minicoredumper but am getting errors
> errno="Operation not permitted" when trying to pread64 from the
> /proc/<pid>/mem on an application that crashed. i tried wrapping the
> code with ptrace attach and detach but with no change.
>
> could someone tell me what i am doing wrong

What kernel are you using (version and distribution)?

John Ogness



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