Re: emacs dumps core using gnus

[Roland Winkler]

"Eli Zaretskii" <eliz@is.elta.co.il> writes:

> > From: Roland Winkler <roland.winkler@physik.uni-erlangen.de>
> > Date: Sat, 2 Feb 2002 19:00:27 +0100
> > 
> > Using gnus I tried to read the news article attached below. When I
> > opened it all I got was a core dump. GDB says
> > 
> > Program received signal SIGSEGV, Segmentation fault.
> > __libc_free (mem=0x10) at malloc.c:3005
> > 3005    malloc.c: No such file or directory.
> 
> Please type 2 commands inside GDB, and send their results:
> 
>   (gdb) bt
>   (gdb) xbacktrace

The output is given below.

> libungif, eh?  What version of that library was used to build Emacs?

In my backtrace it seems to me that no libungif is involved.

(I am sorry, I am not an expert with these things. But if there is
anything I can do to clarify this issue, please let me know. 
At least it is no problem on our system to reproduce the bug.)

Roland


Program received signal SIGSEGV, Segmentation fault.
__libc_free (mem=0x10) at malloc.c:3005
3005    malloc.c: No such file or directory.
(gdb) bt
#0  __libc_free (mem=0x10) at malloc.c:3005
#1  0x8167a82 in emacs_blocked_free (ptr=0x10) at alloc.c:688
#2  0x4035415f in __libc_free (mem=0x10) at malloc.c:2991
#3  0x401c2d23 in FreeMapObject (Object=0x853b3f0) at gifalloc.c:73
#4  0x401c3298 in FreeSavedImages (GifFile=0x8c0f298) at gifalloc.c:333
#5  0x401c099b in DGifCloseFile (GifFile=0x8c0f298) at dgif_lib.c:546
#6  0x80fb08f in gif_load (f=0x84e53e0, img=0x8d25880) at xfns.c:9899
#7  0x80f4581 in lookup_image (f=0x84e53e0, spec=1488833524) at xfns.c:6099
#8  0x80f373b in Fimage_size (spec=1488833524, pixels=405726908, 
frame=405726908) at xfns.c:5600
#9  0x8185ebf in Ffuncall (nargs=2, args=0xbfffcfa4) at eval.c:2662
#10 0x81bfd1b in Fbyte_code (bytestr=946652932, vector=1216343800, maxdepth=3) 
at bytecode.c:716
#11 0x8186701 in funcall_lambda (fun=1215090368, nargs=1, 
arg_vector=0xbfffd0e8) at eval.c:2847
#12 0x818601f in Ffuncall (nargs=2, args=0xbfffd0e4) at eval.c:2703
#13 0x81bfd1b in Fbyte_code (bytestr=946653044, vector=1215090632, maxdepth=2) 
at bytecode.c:716
#14 0x8186701 in funcall_lambda (fun=1215090760, nargs=2, 
arg_vector=0xbfffd1c4) at eval.c:2847
#15 0x81862ce in apply_lambda (fun=1215090760, args=1483047452, eval_flag=1) at 
eval.c:2766
#16 0x818506a in Feval (form=1483047492) at eval.c:2055
#17 0x8182100 in Fprogn (args=1483047428) at eval.c:431
#18 0x81866a9 in funcall_lambda (fun=1483047532, nargs=1, 
arg_vector=0xbfffd3c8) at eval.c:2840
#19 0x81860e3 in Ffuncall (nargs=2, args=0xbfffd3c4) at eval.c:2712
#20 0x81bfd1b in Fbyte_code (bytestr=948098252, vector=1216543344, maxdepth=4) 
at bytecode.c:716
#21 0x8186701 in funcall_lambda (fun=1216542424, nargs=1, 
arg_vector=0xbfffd508) at eval.c:2847
#22 0x818601f in Ffuncall (nargs=2, args=0xbfffd504) at eval.c:2703
#23 0x81bfd1b in Fbyte_code (bytestr=948098284, vector=1216540360, maxdepth=5) 
at bytecode.c:716
#24 0x8186701 in funcall_lambda (fun=1216539152, nargs=1, 
arg_vector=0xbfffd658) at eval.c:2847
#25 0x818601f in Ffuncall (nargs=2, args=0xbfffd654) at eval.c:2703
#26 0x81bfd1b in Fbyte_code (bytestr=951952372, vector=1220428232, maxdepth=7) 
at bytecode.c:716
#27 0x8184f12 in Feval (form=1490050644) at eval.c:2019
#28 0x81832c7 in internal_catch (tag=406017548, func=0x8184a40 <Feval>, 
arg=1490050644) at eval.c:1030
#29 0x81c0469 in Fbyte_code (bytestr=951952404, vector=1220243144, maxdepth=7) 
at bytecode.c:879
#30 0x8186701 in funcall_lambda (fun=1220428544, nargs=1, 
arg_vector=0xbfffd9f8) at eval.c:2847
#31 0x818601f in Ffuncall (nargs=2, args=0xbfffd9f4) at eval.c:2703
#32 0x81bfd1b in Fbyte_code (bytestr=951952532, vector=1220611344, maxdepth=6) 
at bytecode.c:716
#33 0x8186701 in funcall_lambda (fun=1220427792, nargs=1, 
arg_vector=0xbfffdb68) at eval.c:2847
#34 0x818601f in Ffuncall (nargs=2, args=0xbfffdb64) at eval.c:2703
#35 0x8185a0e in call1 (fn=415119436, arg1=1490202204) at eval.c:2452
#36 0x819195b in mapcar1 (leni=7, vals=0xbfffdbe4, fn=415119436, 
seq=1490185388) at fns.c:2713
#37 0x8191ab5 in Fmapcar (function=415119436, sequence=1490185388) at fns.c:2773
#38 0x8185e97 in Ffuncall (nargs=3, args=0xbfffdc94) at eval.c:2658
#39 0x81bfd1b in Fbyte_code (bytestr=951952420, vector=1220428048, maxdepth=3) 
at bytecode.c:716
---Type <return> to continue, or q <return> to quit---
#40 0x8186701 in funcall_lambda (fun=1220428168, nargs=1, 
arg_vector=0xbfffddd8) at eval.c:2847
#41 0x818601f in Ffuncall (nargs=2, args=0xbfffddd4) at eval.c:2703
#42 0x81bfd1b in Fbyte_code (bytestr=951952532, vector=1220611344, maxdepth=6) 
at bytecode.c:716
#43 0x8186701 in funcall_lambda (fun=1220427792, nargs=1, 
arg_vector=0xbfffdf28) at eval.c:2847
#44 0x818601f in Ffuncall (nargs=2, args=0xbfffdf24) at eval.c:2703
#45 0x81bfd1b in Fbyte_code (bytestr=951952596, vector=1220582904, maxdepth=5) 
at bytecode.c:716
#46 0x8186701 in funcall_lambda (fun=1220427568, nargs=0, 
arg_vector=0xbfffe078) at eval.c:2847
#47 0x818601f in Ffuncall (nargs=1, args=0xbfffe074) at eval.c:2703
#48 0x81bfd1b in Fbyte_code (bytestr=951812124, vector=1220614648, maxdepth=2) 
at bytecode.c:716
#49 0x8186701 in funcall_lambda (fun=1221697184, nargs=0, 
arg_vector=0xbfffe1b8) at eval.c:2847
#50 0x818601f in Ffuncall (nargs=1, args=0xbfffe1b4) at eval.c:2703
#51 0x81bfd1b in Fbyte_code (bytestr=951812220, vector=1220508552, maxdepth=3) 
at bytecode.c:716
#52 0x8186701 in funcall_lambda (fun=1221697024, nargs=2, 
arg_vector=0xbfffe2f8) at eval.c:2847
#53 0x818601f in Ffuncall (nargs=3, args=0xbfffe2f4) at eval.c:2703
#54 0x81bfd1b in Fbyte_code (bytestr=951224716, vector=1219861064, maxdepth=5) 
at bytecode.c:716
#55 0x8186701 in funcall_lambda (fun=1219861288, nargs=2, 
arg_vector=0xbfffe448) at eval.c:2847
#56 0x818601f in Ffuncall (nargs=3, args=0xbfffe444) at eval.c:2703
#57 0x81bfd1b in Fbyte_code (bytestr=951224668, vector=1219861352, maxdepth=4) 
at bytecode.c:716
#58 0x8186701 in funcall_lambda (fun=1219861608, nargs=3, 
arg_vector=0xbfffe588) at eval.c:2847
#59 0x818601f in Ffuncall (nargs=4, args=0xbfffe584) at eval.c:2703
#60 0x81bfd1b in Fbyte_code (bytestr=951207468, vector=1219893224, maxdepth=4) 
at bytecode.c:716
#61 0x8186701 in funcall_lambda (fun=1219822704, nargs=1, 
arg_vector=0xbfffe6f8) at eval.c:2847
#62 0x818601f in Ffuncall (nargs=2, args=0xbfffe6f4) at eval.c:2703
#63 0x818175d in Fcall_interactively (function=414437108, 
record_flag=405726908, keys=1211092024)
    at callint.c:797
#64 0x8119f1f in Fcommand_execute (cmd=414437108, record_flag=405726908, 
keys=405726908, 
    special=405726908) at keyboard.c:9221
#65 0x810cd17 in command_loop_1 () at keyboard.c:1644
#66 0x8183891 in internal_condition_case (bfun=0x810bb50 <command_loop_1>, 
handlers=405823228, 
    hfun=0x810b640 <cmd_error>) at eval.c:1267
#67 0x810b96f in command_loop_2 () at keyboard.c:1245
#68 0x81832c7 in internal_catch (tag=405784836, func=0x810b950 
<command_loop_2>, arg=405726908)
    at eval.c:1030
#69 0x810b91d in command_loop () at keyboard.c:1224
#70 0x810b348 in recursive_edit_1 () at keyboard.c:950
#71 0x810b4b7 in Frecursive_edit () at keyboard.c:1006
#72 0x8109d68 in main (argc=3, argv=0xbfffef04, envp=0xbfffef14) at emacs.c:1547
#73 0x4031aa8e in __libc_start_main (main=0x8108e70 <main>, argc=3, 
argv=0xbfffef04, 
    init=0x804d9ec <_init>, fini=0x81e812c <_fini>, rtld_fini=0x4000aa50 
<_dl_fini>, 
    stack_end=0xbfffeefc) at ../sysdeps/generic/libc-start.c:92
(gdb) xbacktrace
0x821177c "image-size"
0x881d820 "mm-image-fit-p"
0x8815874 "mm-valid-and-fit-image-p"
0x5865826c Lisp type 5
0x881cef8 "mm-inlinable-p"
0x881cf54 "mm-automatic-display-p"
0x8208e58 "byte-code"
0x8d08c94 "gnus-mime-display-single"
0x8d08c20 "gnus-mime-display-part"
0x820767c "mapcar"
0x8d08d0c "gnus-mime-display-mixed"
0x8d08c20 "gnus-mime-display-part"
0x8c14f20 "gnus-display-mime"
0x824c1bc "gnus-article-prepare-display"
0x885c044 "gnus-article-prepare"
0x8b5243c "gnus-summary-display-article"
0x8b39708 "gnus-summary-select-article"
0x8b29854 "gnus-summary-scroll-up"
0x8208f04 "call-interactively"