bug#18597: 25.0.50; Assertion violation in reseat_1

[Eli Zaretskii]

> Date: Wed, 01 Oct 2014 19:19:17 +0200
> From: martin rudalics <rudalics@gmx.at>
> CC: 18597@debbugs.gnu.org
> 
> Does
> 
> (gdb) p ZV
> $33 = 2663948
> (gdb) p w->start
> $29 = {
>    i = 24813235
> }
> (gdb) p marker_position (w->start)
> $30 = 1
> 
> indicate that w->start has a bad value or that the marker is corrupted?

If BEGV is greater than 1, then yes, the marker is outside the
accessible portion of the buffer.  But I don't see how that could
happen.  Since this is an Info buffer, I guess it's some snafu with
narrowing.

Do you happen to remember the last commands before the abort?