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bug#24201: 25.1.50; TLS connections sometimes hang
From: |
Eli Zaretskii |
Subject: |
bug#24201: 25.1.50; TLS connections sometimes hang |
Date: |
Fri, 28 Jun 2019 09:19:20 +0300 |
> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: 24201@debbugs.gnu.org, eggert@cs.ucla.edu
> Date: Thu, 27 Jun 2019 21:28:34 +0200
>
> >> (while (and (memq (process-status stream) '(open run))
> >> (not (re-search-forward end-of-command nil t)))
> >> (accept-process-output stream 0.05)
> >> (goto-char start))
> >
> > Any idea why this loops? Does the other end not respond or something?
>
> I'm not sure -- I haven't been able to debug that at all. Since C-g
> doesn't work (and it happens so rarely and I have to catch it before the
> peer hangs up), it makes it awkward...
You could try using debug-on-event in conjunction with SIGUSR1/SIGUSR2
to enter the debugger when you need.
> > Is inhibit-quit in fact nil or not inside this loop?
>
> Looking at the code, I can't see any signs of it being inhibited here,
> but I'm waiting for the next time it happens so that I can inspect with
> gdb...
You could also add a call to 'message' in that loop to print the value
of the flag.
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/24
- bug#24201: 25.1.50; TLS connections sometimes hang, Eli Zaretskii, 2019/06/24
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/24
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/25
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/25
- bug#24201: 25.1.50; TLS connections sometimes hang, Eli Zaretskii, 2019/06/26
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/27
- bug#24201: 25.1.50; TLS connections sometimes hang, Eli Zaretskii, 2019/06/27
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/27
- bug#24201: 25.1.50; TLS connections sometimes hang,
Eli Zaretskii <=
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/28
- bug#24201: 25.1.50; TLS connections sometimes hang, Eli Zaretskii, 2019/06/28
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/28
- bug#24201: 25.1.50; TLS connections sometimes hang, Eli Zaretskii, 2019/06/28
- bug#24201: 25.1.50; TLS connections sometimes hang, Basil L. Contovounesios, 2019/06/28
- bug#24201: 25.1.50; TLS connections sometimes hang, Eli Zaretskii, 2019/06/28
- bug#24201: 25.1.50; TLS connections sometimes hang, Lars Ingebrigtsen, 2019/06/30
- bug#24201: 25.1.50; TLS connections sometimes hang, Eli Zaretskii, 2019/06/26