Re: How do I get a coredump file from an application?

In reply to: Steve O'Hara-Smith : "Re: How do I get a coredump file from an application?"
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From: Kurt Hackenberg <kh_at_panix.com>
Date: Thu, 07 Oct 2021 18:14:56 UTC

On 2021/10/07 01:29, Steve O'Hara-Smith wrote:

>> If Exim catches that signal, then the only way to get a coredump is to
>> make Exim not catch that signal -- that is, temporarily remove the
>> call to signal() or sigaction().
> 
> 	There are a number of signals you can send to cause a core dump
> SIGABORT usually works, SIGFPE is almost never caught.

Sure, but that wouldn't catch the bug that's being chased: Exim uses an 
invalid address, and the OS notifies the process by sending it the 
software signal SIGSEGV.