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X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:144938 Archived-At: Loading the following file triggers an assertion failure: ;;; -*- lexical-binding: t; -*- (defvar 1) $ emacs -Q -batch -l /tmp/crash.el eval.c:772: Emacs fatal error: assertion failed: SYMBOLP (sym) Fatal error 6: Abort trapAbort trap: 6 This is because Fdefvar lacks a CHECK_SYMBOL in the second branch (lexical binding but only one argument). Backtrace: (lldb) bt * thread #1, queue = 'com.apple.main-thread', stop reason = signal SIGABRT * frame #0: 0x00007fff6b22ce3e libsystem_kernel.dylib`__pthread_kill + 10 frame #1: 0x00007fff6b36b150 libsystem_pthread.dylib`pthread_kill + 333 frame #2: 0x00007fff6b13b8fe libsystem_c.dylib`raise + 26 frame #3: 0x00000001001b73ca emacs`terminate_due_to_signal(sig=6, backtrace_limit=40) at emacs.c:395 frame #4: 0x00000001001f98e3 emacs`emacs_abort at sysdep.c:2426 frame #5: 0x0000000100453ef8 emacs`ns_term_shutdown(sig=6) at nsterm.m:5478 frame #6: 0x00000001001b7710 emacs`shut_down_emacs(sig=6, stuff=(i = 0x0000000000000000)) at emacs.c:2132 frame #7: 0x00000001001b7366 emacs`terminate_due_to_signal(sig=6, backtrace_limit=2147483647) at emacs.c:378 frame #8: 0x0000000100288bab emacs`die(msg="SYMBOLP (sym)", file="eval.c", line=772) at alloc.c:7434 frame #9: 0x00000001002f1f1d emacs`Fdefvar(args=(i = 0x0000000106051a63)) at eval.c:772 frame #10: 0x00000001002ea9aa emacs`eval_sub(form=(i = 0x0000000106051a93)) at eval.c:2238 frame #11: 0x000000010037d75f emacs`readevalloop_eager_expand_eval(val=(i = 0x0000000106051a93), macroexpand=(i = 0x00000000056c5668)) at lread.c:1884 frame #12: 0x0000000100375115 emacs`readevalloop(readcharfun=(i = 0x0000000101004ba5), infile0=0x0000000000000000, sourcename=(i = 0x00000001010066b4), printflag=false, unibyte=(i = 0x0000000000000000), readfun=(i = 0x0000000000000000), start=(i = 0x0000000000000000), end=(i = 0x0000000000000000)) at lread.c:2070 frame #13: 0x000000010037588a emacs`Feval_buffer(buffer=(i = 0x0000000101004ba5), printflag=(i = 0x0000000000000000), filename=(i = 0x00000001010048d4), unibyte=(i = 0x0000000000000000), do_allow_print=(i = 0x000000000000b8e0)) at lread.c:2137 frame #14: 0x000000010030a6f3 emacs`funcall_subr(subr=0x000000010093c920, numargs=5, args=0x00007ffeefbf7fb0) at eval.c:2908 frame #15: 0x0000000100308cab emacs`Ffuncall(nargs=6, args=0x00007ffeefbf7fa8) at eval.c:2821 frame #16: 0x00000001003b2e4d emacs`exec_byte_code(bytestr=(i = 0x000000010055da5c), vector=(i = 0x000000010055da7d), maxdepth=(i = 0x000000000000001a), args_template=(i = 0x0000000000000000), nargs=0, args=0x0000000000000000) at bytecode.c:632 frame #17: 0x000000010030b2df emacs`funcall_lambda(fun=(i = 0x000000010055d9dd), nargs=4, arg_vector=0x00007ffeefbf9478) at eval.c:3100 frame #18: 0x0000000100308cfb emacs`Ffuncall(nargs=5, args=0x00007ffeefbf9470) at eval.c:2823 frame #19: 0x0000000100309e89 emacs`call4(fn=(i = 0x0000000005eb6528), arg1=(i = 0x00000001010048d4), arg2=(i = 0x00000001010048d4), arg3=(i = 0x0000000000000000), arg4=(i = 0x000000000000b8e0)) at eval.c:2697 frame #20: 0x00000001003717df emacs`Fload(file=(i = 0x0000000101229954), noerror=(i = 0x0000000000000000), nomessage=(i = 0x000000000000b8e0), nosuffix=(i = 0x0000000000000000), must_suffix=(i = 0x0000000000000000)) at lread.c:1366 frame #21: 0x000000010030a6f3 emacs`funcall_subr(subr=0x000000010093c8f0, numargs=3, args=0x00007ffeefbf9d68) at eval.c:2908 frame #22: 0x0000000100308cab emacs`Ffuncall(nargs=4, args=0x00007ffeefbf9d60) at eval.c:2821 frame #23: 0x00000001003b2e4d emacs`exec_byte_code(bytestr=(i = 0x000000010063cf1c), vector=(i = 0x000000010063cf3d), maxdepth=(i = 0x000000000000005e), args_template=(i = 0x0000000000000406), nargs=1, args=0x00007ffeefbfb5f8) at bytecode.c:632 frame #24: 0x000000010030ac7c emacs`funcall_lambda(fun=(i = 0x000000010063ceed), nargs=1, arg_vector=0x00007ffeefbfb5f0) at eval.c:3022 frame #25: 0x0000000100308cfb emacs`Ffuncall(nargs=2, args=0x00007ffeefbfb5e8) at eval.c:2823 frame #26: 0x00000001003b2e4d emacs`exec_byte_code(bytestr=(i = 0x0000000100637834), vector=(i = 0x0000000100637855), maxdepth=(i = 0x0000000000000032), args_template=(i = 0x0000000000000002), nargs=0, args=0x00007ffeefbfd048) at bytecode.c:632 frame #27: 0x000000010030ac7c emacs`funcall_lambda(fun=(i = 0x0000000100637805), nargs=0, arg_vector=0x00007ffeefbfd048) at eval.c:3022 frame #28: 0x0000000100308cfb emacs`Ffuncall(nargs=1, args=0x00007ffeefbfd040) at eval.c:2823 frame #29: 0x00000001003b2e4d emacs`exec_byte_code(bytestr=(i = 0x00000001006367e4), vector=(i = 0x0000000100636805), maxdepth=(i = 0x0000000000000032), args_template=(i = 0x0000000000000002), nargs=0, args=0x00007ffeefbfe4e0) at bytecode.c:632 frame #30: 0x000000010030ac7c emacs`funcall_lambda(fun=(i = 0x00000001006367b5), nargs=0, arg_vector=0x00007ffeefbfe4e0) at eval.c:3022 frame #31: 0x00000001002fee63 emacs`apply_lambda(fun=(i = 0x00000001006367b5), args=(i = 0x0000000000000000), count=4) at eval.c:2958 frame #32: 0x00000001002efb2c emacs`eval_sub(form=(i = 0x00000001020738d3)) at eval.c:2331 frame #33: 0x00000001002faae7 emacs`Feval(form=(i = 0x00000001020738d3), lexical=(i = 0x0000000000000000)) at eval.c:2106 frame #34: 0x00000001001d9b8a emacs`top_level_2 at keyboard.c:1120 frame #35: 0x00000001002f8f4f emacs`internal_condition_case(bfun=(emacs`top_level_2 at keyboard.c:1119), handlers=(i = 0x0000000000004a10), hfun=(emacs`cmd_error at keyboard.c:939)) at eval.c:1332 frame #36: 0x00000001001d9831 emacs`top_level_1(ignore=(i = 0x0000000000000000)) at keyboard.c:1128 frame #37: 0x00000001002f8158 emacs`internal_catch(tag=(i = 0x000000000000bf10), func=(emacs`top_level_1 at keyboard.c:1125), arg=(i = 0x0000000000000000)) at eval.c:1097 frame #38: 0x00000001001bba91 emacs`command_loop at keyboard.c:1089 frame #39: 0x00000001001bb8d4 emacs`recursive_edit_1 at keyboard.c:696 frame #40: 0x00000001001bbd01 emacs`Frecursive_edit at keyboard.c:767 frame #41: 0x00000001001b9379 emacs`main(argc=5, argv=0x00007ffeefbff7a0) at emacs.c:1724 frame #42: 0x00007fff6b0dd115 libdyld.dylib`start + 1 Found by american fuzzy lop. In GNU Emacs 27.0.50 (build 60, x86_64-apple-darwin17.4.0, NS appkit-1561.20 Version 10.13.3 (Build 17D102)) of 2018-04-06 built on p Repository revision: 3deaac1bd9569fd57185e9e6256cc8419323ba78 Windowing system distributor 'Apple', version 10.3.1561 System Description: Mac OS X 10.13.3 Recent messages: For information about GNU Emacs and the GNU system, type C-h C-a. Configured using: 'configure --with-modules --without-pop --with-mailutils --enable-gcc-warnings=yes --enable-checking --enable-check-lisp-object-type 'CFLAGS=-ggdb3 -O0'' Configured features: NOTIFY ACL GNUTLS LIBXML2 ZLIB TOOLKIT_SCROLL_BARS NS MODULES THREADS JSON Important settings: value of $LANG: de_DE.UTF-8 locale-coding-system: utf-8-unix Major mode: Lisp Interaction Minor modes in effect: tooltip-mode: t global-eldoc-mode: t eldoc-mode: t electric-indent-mode: t mouse-wheel-mode: t tool-bar-mode: t menu-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t transient-mark-mode: t Load-path shadows: None found. Features: (shadow sort mail-extr emacsbug message rmc puny seq byte-opt gv bytecomp byte-compile cconv dired dired-loaddefs format-spec rfc822 mml easymenu mml-sec password-cache epa derived epg epg-config gnus-util rmail rmail-loaddefs mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader cl-loaddefs cl-lib sendmail rfc2047 rfc2045 ietf-drums mm-util mail-prsvr mail-utils time-date elec-pair tooltip eldoc electric uniquify ediff-hook vc-hooks lisp-float-type mwheel term/ns-win ns-win ucs-normalize mule-util term/common-win tool-bar dnd fontset image regexp-opt fringe tabulated-list replace newcomment text-mode elisp-mode lisp-mode prog-mode register page menu-bar rfn-eshadow isearch timer select scroll-bar mouse jit-lock font-lock syntax facemenu font-core term/tty-colors frame cl-generic cham georgian utf-8-lang misc-lang vietnamese tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek romanian slovak czech european ethiopic indian cyrillic chinese composite charscript charprop case-table epa-hook jka-cmpr-hook help simple abbrev obarray minibuffer cl-preloaded nadvice loaddefs button faces cus-face macroexp files text-properties overlay sha1 md5 base64 format env code-pages mule custom widget hashtable-print-readable backquote kqueue cocoa ns multi-tty make-network-process emacs) Memory information: ((conses 16 204514 6370) (symbols 48 19989 1) (miscs 40 56 173) (strings 32 28825 1989) (string-bytes 1 771796) (vectors 16 35273) (vector-slots 8 721624 13558) (floats 8 51 65) (intervals 56 210 0) (buffers 992 11))