emacs sometimes crahses under solaris when I start gnus

[Klaus Zeitler]

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Please write in English, because the Emacs maintainers do not have
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In GNU Emacs 21.1.1 (sparc-sun-solaris2.7, Motif Version 2.1.0)
 of 2001-12-14 on sfsw54
configured using `configure  --with-gcc 
--prefix=/vol/freeware/SunOS-5.7/emacs/21.1 
--sharedstatedir=/vol/freeware/SunOS-5.7/emacs/21.1/share 
--with-x-toolkit=motif --x-includes=/usr/openwin/include:/usr/local/gnu/include 
--x-libraries=/usr/openwin/lib:/usr/local/gnu/lib --with-pop'
Important settings:
  value of $LC_ALL: nil
  value of $LC_COLLATE: nil
  value of $LC_CTYPE: nil
  value of $LC_MESSAGES: nil
  value of $LC_MONETARY: nil
  value of $LC_NUMERIC: nil
  value of $LC_TIME: nil
  value of $LANG: C
  locale-coding-system: nil
  default-enable-multibyte-characters: t

Please describe exactly what actions triggered the bug
and the precise symptoms of the bug:

Occasionally (so far 3 times) emacs cores when I try to start gnus.
Here's a backtrace from the core file:

#0  0xfec9ba28 in _libc_kill () from /usr/lib/libc.so.1
(gdb) bt
#0  0xfec9ba28 in _libc_kill () from /usr/lib/libc.so.1
#1  0xd60a8 in fatal_error_signal (sig=6) at emacs.c:354
#2  <signal handler called>
#3  0xfec9ba28 in _libc_kill () from /usr/lib/libc.so.1
#4  0xd60c4 in abort () at emacs.c:387
#5  0x128794 in wrong_type_argument (predicate=271346692, value=-7903705)
    at data.c:117
#6  0x17d3bc in validate_interval_range (object=819723620, begin=0xffbeca0c, 
    end=0xffbeca0c, force=0) at textprop.c:127
#7  0x17e034 in Ftext_properties_at (position=-7903705, object=819723620)
    at textprop.c:549
#8  0x17e0bc in Fget_text_property (position=-7903705, prop=271211884, 
    object=819723620) at textprop.c:570
#9  0xa1eb4 in face_at_string_position (w=0x102a5d6c, string=819723620, 
    pos=-7903705, bufpos=0, region_beg=-1, region_end=-1, endptr=0xffbecb64, 
    base_face_id=MODE_LINE_FACE_ID, mouse_p=0) at xfaces.c:6887
#10 0x68adc in display_string (string=0xf1ae30 "*Group*", 
    lisp_string=271211524, face_string=819723620, face_string_pos=-7903705, 
    start=0, it=0xffbecdc8, field_width=0, precision=-7, max_x=0, multibyte=0)
    at xdisp.c:14380
#11 0x67664 in display_mode_element (it=0xffbecdc8, depth=4, field_width=-5, 
    precision=-5, elt=819723620) at xdisp.c:13539
#12 0x679b8 in display_mode_element (it=0xffbecdc8, depth=3, field_width=-5, 
    precision=-5, elt=1358599676) at xdisp.c:13689
#13 0x679b8 in display_mode_element (it=0xffbecdc8, depth=1, field_width=0, 
    precision=0, elt=1354516588) at xdisp.c:13689
#14 0x672a0 in display_mode_line (w=0xf24a00, face_id=MODE_LINE_FACE_ID, 
    format=1354516548) at xdisp.c:13402
#15 0x67188 in display_mode_lines (w=0xf24a00) at xdisp.c:13359
#16 0x61e78 in redisplay_window (window=1089620480, just_this_one_p=0)
    at xdisp.c:10422
#17 0x5ea5c in redisplay_windows (window=1089620480) at xdisp.c:9182
#18 0x5ea4c in redisplay_windows (window=1082697216) at xdisp.c:9180
#19 0x5e060 in redisplay_internal (preserve_echo_area=50) at xdisp.c:8786
#20 0x5cc44 in redisplay () at xdisp.c:8231
#21 0xdb3a8 in read_char (commandflag=1, nmaps=7, maps=0xffbedb10, 
    prev_event=271211524, used_mouse_menu=0xffbedba8) at keyboard.c:2553
#22 0xe3410 in read_key_sequence (keybuf=0xffbedce0, bufsize=30, 
    prompt=271211524, dont_downcase_last=0, can_return_switch_frame=1, 
    fix_current_buffer=1) at keyboard.c:8180
#23 0xd8f24 in command_loop_1 () at keyboard.c:1440
#24 0x13a228 in internal_condition_case (bfun=0xd8b7c <command_loop_1>, 
    handlers=271333572, hfun=0xd86d8 <cmd_error>) at eval.c:1267
#25 0xd8a04 in command_loop_2 () at keyboard.c:1245
#26 0x139dac in internal_catch (tag=271285924, func=0xd89dc <command_loop_2>, 
    arg=271211524) at eval.c:1030
#27 0xd89b0 in command_loop () at keyboard.c:1224
#28 0xd842c in recursive_edit_1 () at keyboard.c:950
#29 0xd8598 in Frecursive_edit () at keyboard.c:1006
#30 0xd733c in main (argc=1, argv=0xffbee224, envp=0xffbee140) at emacs.c:1547



Recent input:
<help-echo> <help-echo> <help-echo> <help-echo> <help-echo> 
<menu-bar> <help-menu> <report-emacs-bug>

Recent messages:
(/vol/freeware/SunOS-5.8/emacs/21.1/bin/emacs -q --no-site-file)
Loading disp-table...done
Loading tool-bar...done
Loading image...done
Loading tooltip...done
For information about the GNU Project and its goals, type C-h C-p.
Loading emacsbug...done