PPPoE crash: Fatal signal 4

[Filippo Carletti]

Are we going to backport the fix?
https://github.com/ppp-project/ppp/commit/f8d994052e3858848ce11318085e04fe7a1cfb28

On Sun, Jan 18, 2026 at 4:24 PM Filippo Carletti
<filippo.carletti at gmail.com> wrote:
>
> Hello,
>
> > Could you please share the pacp which triggers this problem.
>
> The attached "replay.pcap" contains only the packets sent from the ISP
> captured on the ethernet interface. It's the file I used to "crash"
> pppd.
>
> pppd_log.txt is a connection log with debug enabled in /etc/ppp/options.
>
> A clarification: I "manage" many routers and most of the PPPoE
> connections to this ISP work well. Over time, as of today, I found the
> error in 4 different sites: two resolved after a few days, but I
> wasn't able to capture the traffic from the ISP.
> One site has worked for months, but exhibited the problem after a
> downtime from the ISP.
>
> --
> Filippo



-- 
Filippo