bug#21428: 24.5; Crash of emacs on OS X, installed via homebrew cask

[Rainer M Krug]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Rainer M Krug <Rainer@krugs.de>
>> Cc: 21428@debbugs.gnu.org,  mituharu+bug-gnu-emacs-mac@math.s.chiba-u.ac.jp
>> Date: Wed, 23 Sep 2015 10:41:39 +0200
>> 
>> OK - here is the backtrace I got.
>> 
>> Hope this helps,
>> 
>> Rainer
>> 
>> 
>> ,----
>> | (gdb) bt full
>> | #0  0x00007fff89f08c82 in __kill ()
>> | No symbol table info available.
>> | #1  0x0000000100179390 in terminate_due_to_signal (sig=6, 
>> backtrace_limit=40) at emacs.c:397
>> | No locals.
>> | #2  0x00000001001b0fe3 in emacs_abort () at sysdep.c:2219
>> | No locals.
>> | #3  0x000000010033d2f8 in ns_term_shutdown (sig=6) at nsterm.m:4599
>> | No locals.
>> | #4  0x0000000100179683 in shut_down_emacs (sig=6, stuff=0) at emacs.c:2038
>> |    format = 0x10039bfa0 "Fatal error %d: "
>> | #5  0x000000010017932b in terminate_due_to_signal (sig=6, 
>> backtrace_limit=2147483647) at emacs.c:381
>> | No locals.
>> | #6 0x00000001002256eb in die (msg=0x1003b67ea "face != NULL",
>> | file=0x1003b24d0 "xdisp.c", line=24330) at alloc.c:6951
>> | No locals.
>> | #7 0x0000000100063797 in get_glyph_face_and_encoding
>> | (f=0x1058183a0, glyph=0x11c13e720, char2b=0x7fff5fbe6850) at
>> | xdisp.c:24330
>> |    face = (struct face *) 0x0
>> |    code = 0
>
> This abort happens when Emacs tries to invoke the Lisp debugger, in
> order to report some kind of error.
>
> Assuming you still have this session in the debugger, please do:

Sorry - I will leave it open the next time it crashes and mail you.

Cheers,

Rainer

>
>  (gdb) frame 7
>  (gdb) p f->face_cache->used
>  (gdb) frame 9
>  (gdb) pgrow
>
> If the last command errors out due to "Undefined command", type this:
>
>  (gdb) source /path/to/emacs/src/.gdbinit
>
> and then try the "pgrow" command again.  Also, please show the output
> of this command:
>
>  (gdb) xbacktrace
>
> Finally, please show what this produces:
>
>  (gdb) frame 36
>  (gdb) pp error_symbol
>  (gdb) pp data

-- 
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, 
UCT), Dipl. Phys. (Germany)

Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa

Tel :       +33 - (0)9 53 10 27 44
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email:      Rainer@krugs.de

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