bug#23158: 25.1.50; crash by consecutive http accesses

[Eli Zaretskii]

> Date: Thu, 31 Mar 2016 11:31:52 +0900
> From: Katsumi Yamaoka <yamaoka@jpl.org>
> Cc: 23158 <23158@debbugs.gnu.org>
> 
> On Wed, 30 Mar 2016 18:23:19 +0300, Eli Zaretskii wrote:
> >> those consecutive http accesses seem to crash Emacs.
> 
> > Thanks.  Can you try reproducing the problem in an unoptimized build,
> > and show the backtrace from that?
> 
> I built Emacs from the git master with the option CFLAGS='-O0'
> and verified it works for the test code with no problem.  However,
> for reading the spam mail in question, Emacs doesn't crash but it
> gets to be unusable; when I try to run some command, Emacs says
> 
> Wrong type argument: sequencep, #<process www.gravatar.com<46>>
> 
> and does not proceed.  A Lisp backtrace follows:
> 
> Debugger entered--Lisp error: (wrong-type-argument sequencep #<process 
> www.gravatar.com<46>>)

So what is #<process www.gravatar.com<46>>? nil?