bug#17269: 24.3.90; assertion failure at buf_charpos_to_bytepos (marker.c)

[Nicolas Richard]

Eli Zaretskii <eliz@gnu.org> writes:
> (gdb) p b->name_
> (gdb) xstring
>
> This will print the name of the buffer, which should be enough for you
> to know its major mode.

Indeed

(gdb) p b->name_
$5 = 155534625
(gdb) xstring
$6 = (struct Lisp_String *) 0x9454520
"#emacs@irc.freenode.net"

It's rcirc-mode.

-- 
Nico.