[Bug: 21.5-b24] Core dump when exiting erc twice

================================================================ Dear Bug Team! When I exit erc twice I get a core dump. Procedure (from memory) xemacs -vanilla M-x erc-select [... hit return until connected ...] C-c C-q Return [... When asked for reason to leave irc ...] C-c C-q [CORE see backtrace below] (gdb) backtrace #0 0x081f59ad in print_internal (obj=0, printcharfun=146843448, escapeflag=1) at print.c:1564 #1 0x081f53ca in print_cons (obj=144833236, printcharfun=146843448, escapeflag=1) at print.c:1357 #2 0x081f5edc in print_internal (obj=144833248, printcharfun=146843448, escapeflag=1) at print.c:1761 #3 0x081f3674 in Fprin1 (object=144833248, stream=146843448) at print.c:863 #4 0x080f1cae in Fbacktrace (stream=146843448, detailed=146853320) at eval.c:6367 #5 0x081f73d7 in debug_backtrace () at print.c:2323 #6 0x080e259e in guts_of_fatal_error_signal (sig=11) at emacs.c:3746 #7 0x080e25f5 in fatal_error_signal (sig=11) at emacs.c:3778 #8 0xb7a08541 in __pthread_sighandler () from /lib/libpthread.so.0 #9 <signal handler called> #10 0x081f3ccb in print_error_message (error_object=144833248, stream=144216304) at print.c:1012 #11 0x081f3ed4 in Fdisplay_error (error_object=144833248, stream=146853320) at print.c:1070 #12 0x080ecebd in Ffuncall (nargs=3, args=0xbfd8b1a4) at eval.c:3890 #13 0x0809f08f in execute_optimized_program ( program=0x8c9ca88 "\uffff\033\uffff\032\r\uffff\034\uffff\021\uffff\211\020\026\035\uffff\026\036\016\037\uffff\004\uffff \210\uffff \210\r\026 \uffff\uffff!\210\uffff\uffff\f\uffffa\uffff\037\uffff\rA＠!\uffff\025\uffff\rA＠GU\uffff\r\uffff\rA＠\uffffH!\uffff\004\u042a\035\u046a\032\f\uffffa\uffff\004\u04aa\022\f\uffffs\uffff\004\u052a\n\f\uffffa\uffff\004\u05aa\002\uffff\"\210\uffff\r\uffff\"\210\uffff \uffff\v\uffff\uffff\016!\"\210\uffff\uffff!\210+\uffff\207\a\uffff\177(\036", stack_depth=6, constants_data=0x8c9b3f8) at bytecode.c:862 #14 0x080f4ebd in funcall_compiled_function (fun=148392264, nargs=1, args=0xbfd8b3fc) at eval.c:3492 #15 0x080ed1cc in Ffuncall (nargs=2, args=0xbfd8b3f8) at eval.c:3929 #16 0x080ee56e in call1 (fn=146719776, arg0=144833248) at eval.c:4542 #17 0x080b04e2 in cmd_error (data=144833248, unused_dummy=146854272) at cmdloop.c:212 #18 0x080e91bf in condition_case_1 (handlers=146852624, bfun=0x80b088b <command_loop_1>, barg=146854272, hfun=0x80b049f <cmd_error>, harg=146854272) at eval.c:1908 #19 0x080b05bb in command_loop_3 () at cmdloop.c:262 #20 0x080b05dd in command_loop_2 (unused_dummy=146854272) at cmdloop.c:275 #21 0x080e8cb9 in internal_catch (tag=146602528, func=0x80b05d2 <command_loop_2>, arg=146854272, threw=0x0, thrown_tag=0x0, backtrace_before_throw=0x0) at eval.c:1530 #22 0x080b06f4 in initial_command_loop (load_me=146854272) at cmdloop.c:313 #23 0x080e144e in xemacs_21_5_b24_i686_pc_linux (argc=2, argv=0xbfd8b7b4, unused_envp=0x0, restart=0) at emacs.c:2666 #24 0x080e1e2f in main (argc=2, argv=0xbfd8b7b4, unused_envp=0xbfd8b7c0) at emacs.c:3110 (gdb) ================================================================ System Info to help track down your bug: --------------------------------------- uname -a: Linux spencer 2.6.14-gentoo-r5 #1 SMP PREEMPT Sat Dec 17 21:13:05 CET 2005 i686 Intel(R) Pentium(R) M processor 1300MHz GenuineIntel GNU/Linux ./configure '--prefix=/src/xemacs' '--enable-mule' '--with-package-path=/src/xemacs/xemacs-packages:/src/xemacs/mule-packages:/src/xemacs/site-packages' '--enable-sound=esd' '--enable-database=no' '--enable-kkcc' '--enable-mc-alloc' '--enable-widgets=athena' '--enable-dialogs=athena' '--with-athena=3d' '--with-xim=xlib' '--with-xfs=all' XEmacs 21.5-b24 "dandelion" (+CVS-20051227) configured for `i686-pc-linux'. Compilation Environment and Installation Defaults: Source code location: /src/xemacs/working Installation prefix: /src/xemacs Operating system description file: `s/linux.h' Machine description file: `m/intel386.h' Compiler version: gcc (GCC) 3.3.6 (Gentoo 3.3.6, ssp-3.3.6-1.0, pie-8.7.8) - GCC specs file: /usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.6/specs - Compiler command: gcc -Wall -Wno-switch -Wundef -Wsign-compare -Wno-char-subscripts -Wpacked -Wunused-parameter -g libc version: 2.3.5 Relocating allocator for buffers: no GNU version of malloc: yes - Using Doug Lea's new malloc from the GNU C Library. Window System: Compiling in support for the X window system: - X Windows headers location: /usr/X11R6/include - X Windows libraries location: /usr/X11R6/lib - Handling WM_COMMAND properly. Compiling in support for the Athena widget set: - Athena headers location: X11/Xaw3d - Athena library to link: Xaw3d Using Lucid menubars. Using Lucid scrollbars. Using Athena dialog boxes. Using Athena native widgets. TTY: Compiling in support for ncurses. Compiling in support for GPM (General Purpose Mouse). 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. Compiling in support for TIFF images. Compiling in support for X-Face message headers. Sound: Compiling in support for sound (native). Compiling in support for ESD (Enlightened Sound Daemon). Databases: Internationalization: Compiling in support for Mule (multi-lingual Emacs). Compiling in support for XIM (X11R5+ I18N input method). - Using raw Xlib to provide XIM support. Mail: Compiling in support for "file" mail spool file locking method. Other Features: Inhibiting IPv6 canonicalization at startup. Compiling in support for dynamic shared object modules. Using the new GC algorithms. WARNING: --------------------------------------------------------- WARNING: The new algorithms are experimental. They are enabled by WARNING: default for this release. Use `--disable-kkcc' to WARNING: turn it off. WARNING: --------------------------------------------------------- Using the new allocator. WARNING: --------------------------------------------------------- WARNING: The new allocator is experimental. It is enabled by WARNING: default for this release. Use `--disable-mc-alloc' to WARNING: turn it off. WARNING: --------------------------------------------------------- Using the new portable dumper. Compiling in support for extra debugging code. Compiling in support for runtime error checking. WARNING: --------------------------------------------------------- WARNING: XEmacs will run noticeably more slowly as a result. WARNING: Error checking is on by default for XEmacs beta releases. WARNING: --------------------------------------------------------- ---------------------------------------------------------------------- Yours -- %% Mats