From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Michael Welsh Duggan Newsgroups: gmane.emacs.bugs Subject: bug#47244: 28.0.50; SIGSEGV in long-runnning Emacs Date: Tue, 23 Mar 2021 10:18:25 -0400 Message-ID: References: <87im5ofp3z.fsf@md5i.com> <87czvwfoys.fsf@md5i.com> <83tup8fo1j.fsf@gnu.org> <87wnu4qvfi.fsf@md5i.com> <83sg4sfm1w.fsf@gnu.org> <83pmzwfgng.fsf@gnu.org> <83im5off16.fsf@gnu.org> <83h7l8fdfa.fsf@gnu.org> <871rccgqyz.fsf@igel.home> <83eegcfbrh.fsf@gnu.org> <8735wrrjx7.fsf@md5i.com> <83a6qzfxmc.fsf@gnu.org> <87sg4rclim.fsf@md5i.com> <83k0q3dzj7.fsf@gnu.org> <83czvvdw7o.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="27155"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: "mwd@md5i.com" , "schwab@linux-m68k.org" , "47244@debbugs.gnu.org" <47244@debbugs.gnu.org> To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Mar 23 15:21:42 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lOhua-0006j1-1P for geb-bug-gnu-emacs@m.gmane-mx.org; 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Tue, 23 Mar 2021 10:18:26 -0400 Original-Received: from lx-birch.ad.sei.cmu.edu (localhost [127.0.0.1]) by lx-birch.ad.sei.cmu.edu (8.14.7/8.14.7) with ESMTP id 12NEIQKi021634; Tue, 23 Mar 2021 10:18:26 -0400 Original-Received: (from mwd@localhost) by lx-birch.ad.sei.cmu.edu (8.14.7/8.14.7) id 12NEIPf0021631; Tue, 23 Mar 2021 10:18:25 -0400 X-Authentication-Warning: lx-birch.ad.sei.cmu.edu: mwd set sender to mwd@cert.org using -f In-Reply-To: <83czvvdw7o.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 19 Mar 2021 11:00:59 -0400") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:202901 Archived-At: Eli Zaretskii writes: >> From: Michael Welsh Duggan >> Cc: Michael Welsh Duggan , >> "schwab@linux-m68k.org" >> , >> "47244@debbugs.gnu.org" <47244@debbugs.gnu.org> >> Date: Fri, 19 Mar 2021 10:21:18 -0400 >> >> Lisp Backtrace: >> "kill-buffer" (0xfffeca60) >> 0x56e58d70 PVEC_COMPILED >> "substitute-command-keys" (0xfffed728) >> "redisplay_internal (C function)" (0x0) > > Thanks. This case isn't interesting, because this is a temporary > buffer we don't display. So I guess we need to augment the breakpoint > condition: > > break buffer.c:1840 if redisplaying_p != 0 && b->window_count > 0 This triggered today. #0 0x00005555555e1b6d in redisplay_internal () at ../../master/src/xdisp.c:15789 w = 0x555557ef0018 sw = 0x555557ef0018 fr = 0x555556d8c360 pending = false must_finish = true match_p = true tlbufpos = { charpos = 127, bytepos = 127 } tlendpos = { charpos = 0, bytepos = 0 } number_of_visible_frames = 6 count = 3 sf = 0x555556d8c360 polling_stopped_here = false tail = XIL(0) frame = XIL(0x555555d61a05) hscroll_retries = 0 garbaged_frame_retries = 0 consider_all_windows_p = false update_miniwindow_p = true #1 0x00005555555e072a in redisplay () at ../../master/src/xdisp.c:15245 #2 0x00005555556e9a9d in read_char (commandflag=1, map=XIL(0x555559e15883), prev_event=XIL(0), used_mouse_menu=0x7fffffffdabf, end_time=0x0) at ../../master/src/keyboard.c:2496 echo_current = false c = XIL(0) jmpcount = 93825000034176 local_getcjmp = {{ __jmpbuf = {93825000067056, 0, 93825000034176, 0, 0, 140737488345232, 93824994486998, 93825057660325}, __mask_was_saved = -10032, __saved_mask = { __val = {93824994503983, 140737259836008, 140737259835960, 0, 46912259801784, 0, 140737259836008, 93825000034176, 0, 0, 140737488345344, 93824993978237, 4066447928, 93825000034176, 0, 0} } }} save_jump = {{ __jmpbuf = {0, 32880, 0, 140737266328160, 0, 0, 93825057660320, 0}, __mask_was_saved = 0, __saved_mask = { __val = {93825000067056, 93824994486998, 0, 140737488345184, 93824994508583, 140737266328160, 12884891664, 0, 32880, 93825057660320, 140737266328160, 93824995129573, 51539607552, 93825057660325, 93825057660320, 93824995130016} } }} tem = XIL(0) save = XIL(0x5555556fe77d) previous_echo_area_message = XIL(0) also_record = XIL(0) reread = false recorded = false polling_stopped_here = false orig_kboard = 0x555555df8ad0 #3 0x00005555556f8848 in read_key_sequence (keybuf=0x7fffffffdcc0, prompt=XIL(0), dont_downcase_last=false, can_return_switch_frame=true, fix_current_buffer=true, prevent_redisplay=false) at ../../master/src/keyboard.c:9491 interrupted_kboard = 0x555555df8ad0 interrupted_frame = 0x555556d8c360 key = XIL(0x555555713fdd) used_mouse_menu = false echo_local_start = 0 last_real_key_start = 0 keys_local_start = 0 new_binding = XIL(0x555556e620a0) count = 3 t = 0 echo_start = 0 keys_start = 0 current_binding = XIL(0x555559e15883) first_unbound = 31 mock_input = 0 used_mouse_menu_history = {false } fkey = { parent = XIL(0x555556b8de53), map = XIL(0x555556b8de53), start = 0, end = 0 } keytran = { parent = XIL(0x7ffff2c29383), map = XIL(0x7ffff2c29383), start = 0, end = 0 } indec = { parent = XIL(0x555556b8de43), map = XIL(0x555556b8de43), start = 0, end = 0 } shift_translated = false delayed_switch_frame = XIL(0) original_uppercase = XIL(0) original_uppercase_position = -1 dummyflag = false starting_buffer = 0x5555593b9da0 fake_prefixed_keys = XIL(0) first_event = XIL(0) second_event = XIL(0) #4 0x00005555556e6d1f in command_loop_1 () at ../../master/src/keyboard.c:1353 cmd = XIL(0x7fffffffde10) keybuf = {XIL(0), XIL(0x7ffff2c2932d), make_fixnum(23456248600171), XIL(0x15665d0), XIL(0x7fffffffdd70), XIL(0x55555579dee5), XIL(0x15665d0), XIL(0x7ffff25804c4), XIL(0x555559e15ae3), XIL(0x7ffff2c2932d), XIL(0x7ffff2c2932d), XIL(0x555559e15ae3), XIL(0x7ffff25804c4), XIL(0x15665d0), XIL(0), XIL(0), XIL(0x555555cc4f80), XIL(0), XIL(0), XIL(0x7fffffffdd70), XIL(0x5555556e3c40), XIL(0xffffddc0), XIL(0x555555cc4f80), XIL(0), XIL(0), XIL(0x7fffffffdda0), XIL(0x5555557979dd), make_fixnum(0), XIL(0x7fffffffdde0), make_fixnum(23456248654899)} i = 1 prev_modiff = 0 prev_buffer = 0x0 already_adjusted = false #5 0x000055555579acc9 in internal_condition_case (bfun=0x5555556e68d9 , handlers=XIL(0x90), hfun=0x5555556e6075 ) at ../../master/src/eval.c:1439 val = XIL(0x5555556e3c40) c = 0x555555dc03e0 #6 0x00005555556e65a1 in command_loop_2 (ignore=XIL(0)) at ../../master/src/keyboard.c:1094 val = make_fixnum(0) #7 0x000055555579a4d7 in internal_catch (tag=XIL(0xd9e0), func=0x5555556e6574 , arg=XIL(0)) at ../../master/src/eval.c:1189 val = XIL(0xd9e0) c = 0x555555da9710 #8 0x00005555556e6540 in command_loop () at ../../master/src/keyboard.c:1073 #9 0x00005555556e5c46 in recursive_edit_1 () at ../../master/src/keyboard.c:720 count = 1 val = XIL(0x7fffffffdf50) #10 0x00005555556e5dc9 in Frecursive_edit () at ../../master/src/keyboard.c:789 count = 0 buffer = XIL(0) #11 0x00005555556e27f6 in main (argc=2, argv=0x7fffffffe1b8) at ../../master/src/emacs.c:2050 stack_bottom_variable = 0x7ffff617e053 no_loadup = false junk = 0x0 dname_arg = 0x0 ch_to_dir = 0x0 original_pwd = 0x0 dump_mode = 0x0 skip_args = 1 temacs = 0x0 attempt_load_pdump = true rlim = { rlim_cur = 10022912, rlim_max = 18446744073709551615 } lc_all = 0x0 sockfd = -1 module_assertions = false Lisp Backtrace: "redisplay_internal (C function)" (0x0) -- Michael Welsh Duggan (mwd@cert.org)