Re: [exim] 4.95-RC0 - SIGSEGV (maybe attempt to write to imm…

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Author: Odhiambo Washington
Date:  
To: Oliver Heesakkers
CC: Exim Users
Subject: Re: [exim] 4.95-RC0 - SIGSEGV (maybe attempt to write to immutable memory) & other oddities
I recently installed the 4.95 and backed off after 1 day because of this
issue. I know that the issue exists and I have been waiting for Matthew
Frost to come up with something.
For some reason I haven't managed to capture a core dump. I'm still unsure
what I have missed to do.

On Sun, Oct 3, 2021, 13:48 Oliver Heesakkers via Exim-users <
exim-users@???> wrote:

> Matthew Frost via Exim-users schreef op 2021-07-23 17:03:
> > Hello, odd (perhaps) one coming up…
> >
> > I'm still diagnosing what might be wrong here, but I wanted to bring
> > it to your attention as it's stopped me testing the RC0 (and is hard
> > to debug because it takes hours/days to appear).
> >
> > Jailed FreeBSD 12.1-RELEASE-p1 - I have no control over the host, just
> > the jail. (IPv4 & IPv6).
> >
> > Swapping 4.94.2 for 4.95-RC0 seems fine, but after a number of hours
> > in paniclog:
> >
> > "SIGSEGV (maybe attempt to write to immutable memory)"
> > (...)
>
> A little under one hour after upgrading from 4.94.2 to 4.95 on FreeBSD
> 12.2 I see this happening on a virtual machine (no jail) of mine.
>
> I briefly checked the dev archives (not subscribed) and bugzilla, but
> found nothing more on this topic.
>
> Before I go crazy with all the debug-options, were you (or anyone else
> in this thread) ever able to determine the cause of these SIGSEGVs?
>
> --
> Oliver
>
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