bug#15765: Crash in directory_files_internal

[Lars Ingebrigtsen]

David Reitter <david.reitter@gmail.com> writes:

> This crash occurred after eval'ing the expression
>
> (directory-files "~/Library/Logs/DiagnosticReports" t "Aquamacs.*.crash")
>
> This directory exists, contains a few files, and I had eval'ed that just  a 
> few second earlier without problems.
>
> The bug does not reproduce.
>
> Relevant lines in my dired.c:
>
>> 267        Lisp_Object fullname;
>> 268        ptrdiff_t nbytes = len + directory_nbytes + needsep;
>> 269        ptrdiff_t nchars;
>> 
>> 271        fullname = make_uninit_multibyte_string (nbytes, nbytes);
>> 272        memcpy (SDATA (fullname), SDATA (directory),
>>                    directory_nbytes);
>> 
>
> Full crash log below.  The running binary was built based on Emacs head as 
> per Oct 24, git refid 7c5015698c3, with some patches, but none to dired.c.

Have you seen this again later?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no