This seems to be happening from time to time since : - I switched from CDE to Gnome, and - since I switched from a sparc ultra 80 to a SunBlade 2500. I don't know if either of those are related. Following is the output of - M-x describe-installation - the lisp stack - the dbx where cmd on the core file. Thanks - jjh M-x describe-installation: uname -a: SunOS mmm 5.7 Generic_106541-18 sun4u sparc SUNW,Ultra-80 ./configure '--without-prefix' '--with-xpm' '--with-png' '--with-jpeg' '--site-includes=/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/xpm-3.4k/X11:/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/libpng-1.0.9:/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/jpeg-6b:/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/zlib' '--site-libraries=/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/xpm-3.4k/lib:/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/libpng-1.0.9:/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/jpeg-6b:/net/mmm/export/mmm/xemacs-21.4.8/extra-libs/zlib' XEmacs 21.4.8 "Honest Recruiter" configured for `sparc-sun-solaris2.7'. Compilation / Installation: Source code location: /net/mmm/export/mmm/xemacs-21.4.8 Installation prefix: /usr/local Additional header files: /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/xpm-3.4k/X11 /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/libpng-1.0.9 /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/jpeg-6b /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/zlib Additional libraries: /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/xpm-3.4k/lib /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/libpng-1.0.9 /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/jpeg-6b /net/mmm/export/mmm/xemacs-21.4.8/extra-libs/zlib Runtime library search path: /usr/dt/lib:/usr/openwin/lib:/opt/SUNWdt/lib Operating system description file: `s/sol2.h' Machine description file: `m/sparc.h' Compiler: cc -v -xO4 Relocating allocator for buffers: yes GNU version of malloc: yes Window System: Compiling in support for the X window system: - X Windows headers location: /usr/dt/include /usr/openwin/include - X Windows libraries location: /usr/dt/lib /usr/openwin/lib - Handling WM_COMMAND properly. Using Lucid menubars. Using Lucid scrollbars. Using Motif dialog boxes. Using Motif native widgets. TTY: Images: Compiling in support for GIF images (builtin). Compiling in support for XPM images. Compiling in support for PNG images. Compiling in support for JPEG images. Sound: Compiling in support for sound (native). Databases: Compiling in support for DBM. Compiling in support for LDAP. Internationalization: Mail: Compiling in support for "dot-locking" mail spool file locking method. Other Features: Inhibiting IPv6 canonicalization at startup. Compiling in support for ToolTalk. Compiling in support for dynamic shared object modules. ================================== Lisp backtrace follows: # (unwind-protect ...) # (catch #<INTERNAL OBJECT (XEmacs bug?) (opaque-ptr, adr=0x309fd4) 0x371000> ...) # (unwind-protect ...) # bind (inhibit-quit) # (unwind-protect ...) # (catch #<INTERNAL OBJECT (XEmacs bug?) (opaque-ptr, adr=0x309fd4) 0x371000> ...) # (unwind-protect ...) # bind (inhibit-quit) # (unwind-protect ...) # (unwind-protect ...) # (catch #<INTERNAL OBJECT (XEmacs bug?) (opaque-ptr, adr=0x309fd4) 0x371000> ...) # (unwind-protect ...) # bind (inhibit-quit) # (unwind-protect ...) add-spec-list-to-specifier(#<gutter-visible-specifier global=<unspecified> fallback=((nil . t)) 0x15e> ((#<x-frame "emacs" 0x20cf> (nil progress)))) # bind (spec-list tag-set locale default force args func specifier) modify-specifier-instances(#<gutter-visible-specifier global=<unspecified> fallback=((nil . t)) 0x15e> #<compiled-function (spec prop visible-p) "...(29)" [visible-p prop spec delq] 3> (progress t) force nil #<x-frame "emacs" 0x20cf> nil) # bind (tag-set locale visible-p prop gutter-visible-specifier-p) set-gutter-element-visible-p(#<gutter-visible-specifier global=<unspecified> fallback=((nil . t)) 0x15e> progress t #<x-frame "emacs" 0x20cf>) # bind (ext gutter-string val zmacs-region-stays inhibit-read-only frame value message) raw-append-progress-feedback("Fontifying .cshrc..." 0 #<x-frame "emacs" 0x20cf>) # bind (tmsg top frame value message label) append-progress-feedback(font-lock "Fontifying .cshrc..." 0 nil) # bind (frame value message label) display-progress-feedback(font-lock "Fontifying .cshrc..." 0) # bind (str) # (unwind-protect ...) # bind (args value fmt label) progress-feedback-with-label(font-lock "Fontifying %s..." 0 ".cshrc") # bind (maybe-loudly end beg) font-lock-default-unfontify-region(1 1 t) # bind (loudly end beg) font-lock-unfontify-region(1 1 t) # bind (was-on font-lock-verbose font-lock-message-threshold aborted) # (unwind-protect ...) font-lock-default-fontify-buffer() # bind (font-lock-verbose) font-lock-fontify-buffer() # bind (on-p maximum-size arg) font-lock-mode(1) turn-on-font-lock() # bind (explicit-defaults) font-lock-set-defaults() run-hooks(font-lock-set-defaults) # bind (nomodes after-find-file-from-revert-buffer noauto warn error) after-find-file(t t) byte-code("..." [buffer-file-number number truename buffer-file-truename buf buffer-file-name set-buffer-major-mode erase-buffer nil (byte-code «Â Ã\"ª Ä Ã\"Â" [rawfile filename insert-file-contents-literally t insert-file-contents] 3) ((file-error ...)) abbreviate-file-name file-name-directory make-local-variable backup-inhibited t after-find-file find-file-use-truenames default-directory backup-enable-predicate rawfile error nowarn] 3) # (condition-case ... . ((t (byte-code "!Ã ＠ A\"" ... 3)))) # (unwind-protect ...) # bind (error number truename buf rawfile nowarn filename) find-file-noselect("~/nsk/.cshrc") # bind (codesys filename) find-file("~/nsk/.cshrc" nil) # bind (command-debug-status) call-interactively(find-file) # (condition-case ... . error) # (catch top-level ...) ============================================================ dbx output # Loading shared-hotspot-dbxrc # Type 'setup' to reset breakpoints to standard list. dont forget p1 to print a method! ksh ~dcubed/dump_threads2.ksh <pid> For information about new features see `help changes' To remove this message, put `dbxenv suppress_startup_message 7.1' in your .dbxrc Reading /net/mmm.sfbay/export/home/jjh/xemacs-21.4.8/install/bin/xemacs core file header read successfully Reading /usr/lib/ld.so.1 Reading /usr/dt/lib/libXm.so.4 Reading /usr/openwin/lib/libtt.so.2 Reading /usr/openwin/lib/libXmu.so.4 Reading /usr/openwin/lib/libXt.so.4 Reading /usr/openwin/lib/libXext.so.0 Reading /usr/openwin/lib/libX11.so.4 Reading /usr/lib/libcurses.so.1 Reading /usr/lib/libldap.so.3 Reading /usr/lib/libm.so.1 Reading /usr/lib/libsocket.so.1 Reading /usr/lib/libnsl.so.1 Reading /usr/lib/libgen.so.1 Reading /usr/lib/libdl.so.1 Reading /usr/lib/libc.so.1 Reading /usr/openwin/lib/libSM.so.6 Reading /usr/openwin/lib/libICE.so.6 Reading /usr/lib/libresolv.so.2 Reading /usr/lib/libmd5.so.1 Reading /usr/lib/libmp.so.2 Reading /usr/platform/sun4u-us3/lib/libc_psr.so.1 Reading /usr/lib/liblayout.so.1 program terminated by signal BUS (Bus Error) 0xfed1ffb0: _kill+0x0008: bgeu _kill+0x30 dbx:1 where =>[1] _kill(0x0, 0xa, 0x0, 0x310800, 0x0, 0x33d81c), at 0xfed1ffb0 [2] fatal_error_signal(0xa, 0x0, 0xffbf7f28, 0xfed3c000, 0x0, 0x0), at 0x907f0 [3] sigacthandler(0xa, 0x0, 0xffbf7f28, 0xff382000, 0xffbf83ba, 0xffbf83b8), at 0xfed1efc0 ---- called from signal handler with signal 10 (SIGBUS) ------ [4] XScreenOfDisplay(0x696e7465, 0x0, 0x0, 0xff382000, 0xffbf83ba, 0xffbf83b8), at 0xfef302bc [5] XmeGetPixelData(0x0, 0xffbf83bc, 0xffbf831c, 0xffbf831a, 0xffbf8318, 0xffbf8316), at 0xff30f68c [6] DealWithColors(0xad1800, 0xffbf85b0, 0x1012400, 0x494e4700, 0x67d528, 0xff52e7b4), at 0xff1e6398 [7] Initialize(0xffbf85b0, 0xad1800, 0xffbf8a10, 0xffbf84e4, 0x4, 0x7532f0), at 0xff1e4998 [8] CallInitialize(0xff38bbdc, 0xffbf85b0, 0xad1800, 0xffbf8a10, 0x4, 0x0), at 0xff026c9c [9] xtCreate(0x4, 0x0, 0x4, 0xff38e554, 0xad1800, 0xffbf8a10), at 0xff022bb4 [10] _XtCreateWidget(0xff077c14, 0xff077c18, 0x68b840, 0xffbf8a10, 0x4, 0x0), at 0xff02b4e0 [11] XtCreateWidget(0xff368178, 0xff38bbdc, 0x808c00, 0xffbf8a10, 0x4, 0x0), at 0xff02b230 [12] CreateScaleTitle(0x808c00, 0x808d04, 0x0, 0x0, 0x67d7e8, 0xc115be), at 0xff28d1dc [13] Initialize(0xffbf8c20, 0x808c00, 0xffbf9084, 0xffbf8b54, 0xf, 0x7565fc), at 0xff28d600 [14] CallInitialize(0xff38e554, 0xffbf8c20, 0x808c00, 0xffbf9084, 0xf, 0x0), at 0xff026c9c [15] xtCreate(0xf, 0x0, 0xf, 0x2fda94, 0x808c00, 0xffbf9084), at 0xff022bb4 [16] _XtCreateWidget(0xff077c14, 0xff077c18, 0xad1400, 0xffbf9084, 0xf, 0x0), at 0xff02b4e0 [17] XtCreateWidget(0xb0f510, 0xff38e554, 0xad1400, 0xffbf9084, 0xf, 0x121a040), at 0xff02b230 [18] xm_create_progress(0xbacf60, 0x2e0755, 0x2c23cc, 0x2e074c, 0xb0f5f0, 0xffffffbf), at 0x27b07c [19] lw_make_widget(0x0, 0xad1400, 0x0, 0xad1400, 0x3, 0x0), at 0x271ce0 [20] x_widget_instantiate(0x1, 0x0, 0x5c3d40, 0x0, 0x30fcc7, 0x5e0000), at 0x22ca98 [21] x_progress_gauge_instantiate(0x1272200, 0xb19b80, 0x33d804, 0x33d804, 0x6f, 0x1272100), at 0x22ce30 [22] instantiate_image_instantiator(0x310800, 0x30f800, 0x36b700, 0x36b700, 0x5f6500, 0x6f), at 0x1685ac [23] image_instantiate(0x33d804, 0x310800, 0x132fc00, 0x30f800, 0x311000, 0x25), at 0x16fb38 [24] call_with_suspended_errors_1(0x309c00, 0x311000, 0x311c00, 0x311400, 0x311400, 0xffbf9b08), at 0xa5d84 [25] internal_catch(0x371000, 0xa5b4c, 0x5f2470, 0xffbf9640, 0x3, 0xb19b80), at 0x9d8f8 [26] call_with_suspended_errors(0x33d804, 0xa5b04, 0x30bc00, 0x30f800, 0x310800, 0x1272380), at 0xa6404 [27] specifier_instance_from_inst_list(0x30f800, 0x35bb4c, 0x4f, 0x3, 0xe69af8, 0x310800), at 0x1fc780 [28] specifier_instance(0x5f6500, 0x747200, 0x3, 0x310bb4, 0x31114c, 0x0), at 0x1fcba4 [29] glyph_query_geometry(0xb19b00, 0xffbf986c, 0xffbf9868, 0x1, 0x1272100, 0x25), at 0x171f70 [30] layout_query_geometry(0x0, 0xffbf993c, 0xffbf9938, 0xe70430, 0x310800, 0x25), at 0x17ca70 [31] widget_query_geometry(0x1272100, 0xffbf993c, 0xffbf9938, 0x1, 0x1272980, 0x25), at 0x17b460 [32] image_instance_layout(0x1272100, 0xffffffff, 0xffffffff, 0xfffffffe, 0xfffffffe, 0x1272980), at 0x16c084 [33] instantiate_image_instantiator(0x310800, 0x30f800, 0x36b600, 0x36b600, 0x5f6500, 0x6f), at 0x168640 [34] image_instantiate(0x33d804, 0x310800, 0x132fc00, 0x30f800, 0x311000, 0x1), at 0x16fb38 [35] call_with_suspended_errors_1(0x309c00, 0x311000, 0x311c00, 0x311400, 0x311400, 0xffbfa0b0), at 0xa5d84 [36] internal_catch(0x371000, 0xa5b4c, 0x371fa0, 0xffbf9be8, 0x3, 0xb19c00), at 0x9d8f8 [37] call_with_suspended_errors(0x33d804, 0xa5b04, 0x30bc00, 0x30f800, 0x310800, 0x1272180), at 0xa6404 [38] specifier_instance_from_inst_list(0x30f800, 0x35bb4c, 0x4c, 0x3, 0xe943ac, 0x310800), at 0x1fc780 [39] specifier_instance(0x5f6500, 0x747200, 0x3, 0x310bb4, 0x31114c, 0x0), at 0x1fcba4 [40] glyph_query_geometry(0xb1d400, 0xffbf9e14, 0xffbf9e10, 0x1, 0x1272980, 0x25), at 0x171f70 [41] layout_query_geometry(0x0, 0xffbf9ee4, 0xffbf9ee0, 0xb52544, 0x310800, 0x25), at 0x17ca70 [42] widget_query_geometry(0x1272980, 0xffbf9ee4, 0xffbf9ee0, 0x1, 0x132fc00, 0x25), at 0x17b460 [43] image_instance_layout(0x1272980, 0xffffffff, 0xffffffff, 0xfffffffe, 0xfffffffe, 0x132fc00), at 0x16c084 [44] instantiate_image_instantiator(0x310800, 0x30f800, 0x36b600, 0x36b600, 0x5f6500, 0x6f), at 0x168640 [45] image_instantiate(0x33d804, 0x310800, 0x132fc00, 0x30f800, 0x311000, 0x747200), at 0x16fb38 [46] call_with_suspended_errors_1(0x309c00, 0x311000, 0x311c00, 0x311400, 0x311400, 0xffbfd3dc), at 0xa5d84 [47] internal_catch(0x371000, 0xa5b4c, 0x371020, 0xffbfa190, 0x3, 0xb1dbc0), at 0x9d8f8 [48] call_with_suspended_errors(0x33d804, 0xa5b04, 0x30bc00, 0x30f800, 0x310800, 0x501680), at 0xa6404 [49] specifier_instance_from_inst_list(0x30f800, 0x35bb4c, 0x48, 0x3, 0xe4c0a0, 0x310800), at 0x1fc780 [50] specifier_instance(0x5f6500, 0x747200, 0x3, 0x310bb4, 0x31114c, 0x0), at 0x1fc9d4 [51] get_glyph_cachel_index(0x132fc00, 0x507dc0, 0xf4aac0, 0x1571d40, 0x1, 0x30f73c), at 0x1728dc [52] add_glyph_rune(0x132fc00, 0x0, 0x0, 0x310800, 0x0, 0xffbfa541), at 0x1c8334 [53] create_string_text_block(0x310800, 0xdf80b4, 0xffbfa5a4, 0x0, 0xffbfa614, 0x747200), at 0x1cda38 [54] generate_displayable_area(0xdf80b4, 0x1, 0x4, 0x1, 0x0, 0x523), at 0x1ce5ac [55] calculate_gutter_size(0x5e0000, 0x310800, 0x1571e20, 0x0, 0x331c00, 0x310800), at 0x1887e8 [56] gutter_specs_changed(0x370380, 0x132fc00, 0x33d804, 0x1, 0x31114c, 0x0), at 0x189e84 [57] recompute_cached_specifier_everywhere_mapfun(0x132fc00, 0x370380, 0x310400, 0x311000, 0x310800, 0x309c00), at 0x1fdca0 [58] map_windows(0x5e0000, 0x1fdbfc, 0x370380, 0x310800, 0x71eef4, 0xff00), at 0x258950 [59] recompute_cached_specifier_everywhere(0x370380, 0x310800, 0xe64ce4, 0x2, 0x33d804, 0xffbfa860), at 0x1fdd60 [60] Fadd_spec_list_to_specifier(0x309c00, 0x311800, 0x310400, 0x370380, 0x36bd80, 0x33d804), at 0x1fa5f8 [61] Ffuncall(0x3, 0x1, 0x3, 0x309c00, 0x304400, 0xff00), at 0xcdddc [62] execute_optimized_program(0x310800, 0x7, 0x3d7210, 0x2, 0x81010100, 0xff00), at 0x63310 [63] funcall_compiled_function(0x3d6af8, 0x311800, 0x310400, 0x311c00, 0x310800, 0x33d804), at 0x62c38 [64] Ffuncall(0x8, 0x1, 0x8, 0x309c00, 0x304400, 0x310800), at 0xcdca8 [65] execute_optimized_program(0x310800, 0x0, 0x4ffdd0, 0x310bb4, 0x31114c, 0x0), at 0x63310 [66] funcall_compiled_function(0x4fabd8, 0x311800, 0x310400, 0x311c00, 0x310800, 0x1), at 0x62c38 [67] Ffuncall(0x5, 0x1, 0x5, 0x309c00, 0x304400, 0xffbfc2e8), at 0xcdca8 [68] execute_optimized_program(0x310800, 0x756871, 0x508e10, 0x309c00, 0x304400, 0x1), at 0x63310 [69] funcall_compiled_function(0x529874, 0x311800, 0x310400, 0x311c00, 0x310800, 0x1), at 0x62c38 [70] Ffuncall(0x4, 0x1, 0x4, 0x309c00, 0x304400, 0x25), at 0xcdca8 [71] execute_optimized_program(0x310800, 0x753da2, 0x501490, 0x2e, 0x4, 0x0), at 0x63310 [72] funcall_compiled_function(0x52983c, 0x311800, 0x310400, 0x311c00, 0x310800, 0xffbfb720), at 0x62c38 [73] Ffuncall(0x5, 0x1, 0x5, 0x309c00, 0x304400, 0x0), at 0xcdca8 [74] execute_optimized_program(0x310800, 0x74f8e3, 0x501410, 0x309c00, 0x304400, 0x310000), at 0x63310 [75] funcall_compiled_function(0x529890, 0x311800, 0x310400, 0x311c00, 0x310800, 0xffbfc2e8), at 0x62c38 [76] Ffuncall(0x4, 0x1, 0x4, 0x309c00, 0x304400, 0x1), at 0xcdca8 [77] execute_optimized_program(0x310800, 0x74f913, 0x507b90, 0x304000, 0x304400, 0x1), at 0x63310 [78] funcall_compiled_function(0x529900, 0x311800, 0x310400, 0x311c00, 0x310800, 0x1), at 0x62c38 [79] Ffuncall(0x5, 0x1, 0x5, 0x309c00, 0x304400, 0xffbfc3bc), at 0xcdca8 [80] execute_optimized_program(0x310800, 0x5, 0x72b390, 0x309c00, 0x304400, 0x1), at 0x63310 [81] funcall_compiled_function(0x74b8c8, 0x311800, 0x310400, 0x311c00, 0x310800, 0x0), at 0x62c38 [82] Ffuncall(0x4, 0x1, 0x4, 0x309c00, 0x304400, 0x310000), at 0xcdca8 [83] execute_optimized_program(0x310800, 0x4, 0x68a5f0, 0x309c00, 0x304400, 0xffbfc2e8), at 0x63310 [84] funcall_compiled_function(0x74b858, 0x311800, 0x310400, 0x311c00, 0x310800, 0x1), at 0x62c38 [85] Ffuncall(0x4, 0x1, 0x4, 0x309c00, 0x304400, 0x1), at 0xcdca8 [86] execute_optimized_program(0x310800, 0x753f20, 0x72b490, 0x310400, 0x33d804, 0x1), at 0x63310 [87] funcall_compiled_function(0x74b874, 0x311800, 0xffbfc140, 0x311c00, 0x310800, 0xffbfc3bc), at 0x62c38 [88] Ffuncall(0x1, 0x1, 0x1, 0x309c00, 0x304400, 0x1), at 0xcdca8 [89] execute_optimized_program(0x310800, 0x68e672, 0x68a6b0, 0x0, 0x304400, 0x0), at 0x63310 [90] funcall_compiled_function(0x74b804, 0x311800, 0xffbfc3b8, 0x311c00, 0x310800, 0x1), at 0x62c38 [91] Ffuncall(0x1, 0x1, 0x1, 0x309c00, 0x304400, 0xffbfc2e8), at 0xcdca8 [92] execute_optimized_program(0x310800, 0x756a49, 0x6f5710, 0x309c00, 0x304400, 0x1), at 0x63310 [93] funcall_compiled_function(0x70273c, 0x311800, 0x310400, 0x311c00, 0x310800, 0x1), at 0x62c38 [94] Ffuncall(0x2, 0x1, 0x2, 0x309c00, 0x304400, 0x311000), at 0xcdca8 [95] execute_optimized_program(0x310800, 0x2, 0x68a730, 0x309c00, 0x304400, 0xfed1fed4), at 0x63310 [96] funcall_compiled_function(0x702758, 0x311800, 0xffbfc8c8, 0x311c00, 0x310800, 0x1), at 0x62c38 [97] Ffuncall(0x1, 0x1, 0x1, 0x309c00, 0x304400, 0x0), at 0xcdca8 [98] execute_optimized_program(0x310800, 0x9f542a, 0x507050, 0x9f4b8, 0x44e4cc, 0x0), at 0x63310 [99] funcall_compiled_function(0x45ca18, 0x311800, 0x310400, 0x311c00, 0x310800, 0x0), at 0x62c38 [100] Ffuncall(0x1, 0x1, 0x1, 0x309c00, 0x304400, 0x1), at 0xcdca8 dbx:2