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This GDB was configured as "x86_64-redhat-linux-gnu"...Using host libthread_db library "/lib64/libthread_db.so.1".

Core was generated by `./src/xemacs'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/lib64/libcanna.so.1...done.
Loaded symbols for /usr/lib64/libcanna.so.1
Reading symbols from /usr/lib64/libRKC.so.1...done.
Loaded symbols for /usr/lib64/libRKC.so.1
Reading symbols from /usr/lib64/libXaw.so.7...done.
Loaded symbols for /usr/lib64/libXaw.so.7
Reading symbols from /usr/lib64/libtiff.so.3...done.
Loaded symbols for /usr/lib64/libtiff.so.3
Reading symbols from /usr/lib64/libpng12.so.0...done.
Loaded symbols for /usr/lib64/libpng12.so.0
Reading symbols from /usr/lib64/libjpeg.so.62...done.
Loaded symbols for /usr/lib64/libjpeg.so.62
Reading symbols from /usr/lib64/libz.so.1...done.
Loaded symbols for /usr/lib64/libz.so.1
Reading symbols from /usr/lib64/libXpm.so.4...done.
Loaded symbols for /usr/lib64/libXpm.so.4
Reading symbols from /usr/lib64/libXmu.so.6...done.
Loaded symbols for /usr/lib64/libXmu.so.6
Reading symbols from /usr/lib64/libXt.so.6...done.
Loaded symbols for /usr/lib64/libXt.so.6
Reading symbols from /usr/lib64/libXext.so.6...done.
Loaded symbols for /usr/lib64/libXext.so.6
Reading symbols from /usr/lib64/libX11.so.6...done.
Loaded symbols for /usr/lib64/libX11.so.6
Reading symbols from /usr/lib64/libSM.so.6...done.
Loaded symbols for /usr/lib64/libSM.so.6
Reading symbols from /usr/lib64/libICE.so.6...done.
Loaded symbols for /usr/lib64/libICE.so.6
Reading symbols from /usr/lib64/libgpm.so.1...done.
Loaded symbols for /usr/lib64/libgpm.so.1
Reading symbols from /usr/lib64/libncurses.so.5...done.
Loaded symbols for /usr/lib64/libncurses.so.5
Reading symbols from /lib64/libm.so.6...done.
Loaded symbols for /lib64/libm.so.6
Reading symbols from /lib64/libutil.so.1...done.
Loaded symbols for /lib64/libutil.so.1
Reading symbols from /lib64/libc.so.6...done.
Loaded symbols for /lib64/libc.so.6
Reading symbols from /lib64/libdl.so.2...done.
Loaded symbols for /lib64/libdl.so.2
Reading symbols from /usr/lib64/libXau.so.6...done.
Loaded symbols for /usr/lib64/libXau.so.6
Reading symbols from /usr/lib64/libXdmcp.so.6...done.
Loaded symbols for /usr/lib64/libXdmcp.so.6
Reading symbols from /lib64/ld-linux-x86-64.so.2...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /lib64/libnss_files.so.2...done.
Loaded symbols for /lib64/libnss_files.so.2
Reading symbols from /usr/lib64/libXcursor.so.1...done.
Loaded symbols for /usr/lib64/libXcursor.so.1
Reading symbols from /usr/lib64/libXrender.so.1...done.
Loaded symbols for /usr/lib64/libXrender.so.1
Reading symbols from /usr/lib64/libXfixes.so.3...done.
Loaded symbols for /usr/lib64/libXfixes.so.3
#0  0x000000329212fbe7 in kill () from /lib64/libc.so.6
(gdb) bt
#0  0x000000329212fbe7 in kill () from /lib64/libc.so.6
#1  0x0000000000473e7e in fatal_error_signal (sig=11) at emacs.c:642
#2  <signal handler called>
#3  0x00000000005346d4 in sys_re_search_2 (bufp=0x7ff670, str1=0x0, size1=0, 
    str2=0x46ea14 "I\017¯E@1ÒI÷u\030HÁâ\004I\215\034\024ë\035fff\220ff\220M\205öt\rH\211îAÿÖ\205Àff\220u-H\203Ã\020H\203;", size2=53, startpos=2528756, 
    range=4647446, regs=0x0, stop=53) at regex.c:4262
#4  0x00000000005349c3 in sys_re_search (bufp=) at regex.c:3991
#5  0x0000000000536c0c in fast_string_match (regexp=) at search.c:501
#6  0x0000000000560ef6 in x_font_spec_matches_charset (d=) at objects-x.c:930
#7  0x000000000056112d in x_find_charset_font (device=21358864, 
    font=46912498400112, charset=46912498891384) at objects-x.c:959
#8  0x000000000050f32f in font_instantiate (specifier=) at objects.c:756
#9  0x000000000047905b in call_with_suspended_errors_1 (opaque_arg=)
    at eval.c:2112
#10 0x0000000000475b8e in internal_catch (tag=) at eval.c:1318
#11 0x0000000000478d83 in call_with_suspended_errors (
    fun=0x50f0a0 <font_instantiate>, retval=46912496290280, 
    class=46912496754128, errb=) at eval.c:2205
#12 0x000000000053f52f in specifier_instance_from_inst_list (
    specifier=46912499136056, matchspec=46912498891384, domain=23424400, 
    inst_list=22992248, errb=ERROR_ME_NOT, no_quit=) at specifier.c:2510
#13 0x000000000053f830 in specifier_instance (specifier=46912499136056, 
    matchspec=46912498891384, domain=23424400, errb=ERROR_ME_NOT, no_quit=1, 
    no_fallback=0, depth=3) at specifier.c:2625
#14 0x000000000053fe46 in specifier_instance_no_quit (specifier=)
    at specifier.c:2657
#15 0x00000000004c4158 in face_property_matching_instance (face=26831504, 
    property=46912496737376, charset=46912498891384, domain=23424400, 
    errb=ERROR_ME_NOT, no_fallback=0, depth=1) at faces.c:563
#16 0x00000000004c4470 in ensure_face_cachel_contains_charset (
    cachel=0x2767a30, domain=23424400, charset=46912498891384) at faces.c:1091
#17 0x00000000004c4380 in ensure_face_cachel_contains_charset (
    cachel=0x2767f80, domain=23424400, charset=46912498891384) at faces.c:1058
#18 0x0000000000519398 in add_emchar_rune_1 (data=0x7ffffffddc50, 
    no_contribute_to_line_height=0) at redisplay.c:984
#19 0x000000000052194e in generate_display_line (w=0x1656d90, dl=0x279cbd0, 
    bounds=) at redisplay.c:2524
#20 0x0000000000522806 in regenerate_window (w=0x1656d90, start_pos=)
    at redisplay.c:5367
#21 0x00000000005259f6 in redisplay_window (window=23424400, skip_selected=)
    at redisplay.c:6301
#22 0x0000000000526975 in redisplay_frame (f=0x1656b20, preemption_check=)
    at redisplay.c:6595
#23 0x0000000000526e86 in redisplay_device (d=0x145e910, automatic=)
    at redisplay.c:6679
#24 0x000000000052735a in redisplay () at redisplay.c:6766
#25 0x00000000004b4e9a in Fsit_for (seconds=) at event-stream.c:2807
#26 0x0000000000476e57 in Ffuncall (nargs=) at eval.c:3536
#27 0x0000000000452628 in execute_optimized_program (program=)
    at bytecode.c:748
#28 0x0000000000454568 in funcall_compiled_function (fun=46912498751904, 
    nargs=1, args=0x7ffffffde308) at bytecode.c:519
#29 0x0000000000476d74 in Ffuncall (nargs=) at eval.c:3572
#30 0x0000000000455562 in Fcall_interactively (function=46912496510624, 
    record_flag=46912496754128, keys=1) at callint.c:941
#31 0x000000000047b827 in Fcommand_execute (cmd=46912496510624, 
    record_flag=46912496754128, keys=46912496754128) at eval.c:2974
#32 0x00000000004b51a8 in execute_command_event (command_builder=0x158bbe0, 
    event=21699968) at event-stream.c:3924
#33 0x00000000004b5832 in Fdispatch_event (event=21699968)
    at event-stream.c:4258
#34 0x000000000045c2cd in Fcommand_loop_1 () at cmdloop.c:583
#35 0x00000000004791d6 in condition_case_1 (handlers=) at eval.c:1652
#36 0x000000000045c500 in command_loop_2 (dummy=) at cmdloop.c:256
#37 0x0000000000475b8e in internal_catch (tag=) at eval.c:1318
#38 0x000000000045c89c in initial_command_loop (load_me=) at cmdloop.c:305
#39 0x0000000000472e2c in xemacs_21_4_19_x86_64_unknown_linux (argc=1, 
    argv=0x7ffffffdeb18, envp=) at emacs.c:2460
#40 0x0000000000473b5a in main (argc=) at emacs.c:2829
(gdb)