Subject: bug#75632: 31.0.50; igc: Crash report

From: Ihor Radchenko <[email-masked]>
Date: Fri, 17 Jan 2025 14:36:36 +0000

Just got the following:

lockix.c:126: Emacs fatal error: assertion failed: res == 0
[Switching to Thread 0x7ffff2b71e00 (LWP 11068)]

Thread 1 "emacs" hit Breakpoint 1, terminate_due_to_signal (sig=sig@entry=6, backtrace_limit=backtrace_limit@entry=2147483647) at emacs.c:432
432	{
(gdb) bt
#0  terminate_due_to_signal (sig=sig@entry=6, backtrace_limit=backtrace_limit@entry=2147483647) at emacs.c:432
#1  0x00005555557e24fb in set_state (state=IGC_STATE_DEAD) at igc.c:975
#2  igc_assert_fail (file=<optimized out>, line=<optimized out>, msg=<optimized out>) at igc.c:276
#3  0x000055555585f049 in mps_lib_assert_fail (condition=0x5555558c0763 "res == 0", line=126, file=0x5555558c074d "lockix.c") at /home/yantar92/Dist/mps/code/mpsliban.c:87
#4  LockClaim (lock=0x7fffe8000110) at /home/yantar92/Dist/mps/code/lockix.c:126
#5  0x000055555585f27d in ArenaEnterLock (arena=0x7ffff7fbe000, recursive=0) at /home/yantar92/Dist/mps/code/global.c:576
#6  0x000055555588812e in ArenaEnter (arena=0x7ffff7fbe000) at /home/yantar92/Dist/mps/code/global.c:553
#7  ArenaAccess (addr=0x7fff9d8709e0, mode=mode@entry=3, context=context@entry=0x7fffffff4650) at /home/yantar92/Dist/mps/code/global.c:655
#8  0x0000555555893432 in sigHandle (sig=<optimized out>, info=0x7fffffff4970, uap=0x7fffffff4840) at /home/yantar92/Dist/mps/code/protsgix.c:97
#9  0x00007ffff2c41100 in <signal handler called> () at /lib64/libc.so.6
#10 0x00005555556d2273 in SDATA (string=<optimized out>) at /home/yantar92/Git/emacs/src/lisp.h:1758
#11 SSDATA (string=<optimized out>) at /home/yantar92/Git/emacs/src/lisp.h:1764
#12 handle_user_signal (sig=sig@entry=12) at keyboard.c:8315
#13 0x00005555556f1678 in deliver_process_signal (sig=12, handler=handler@entry=0x5555556d2210 <handle_user_signal>) at sysdep.c:1757
#14 0x00005555556d1134 in deliver_user_signal (sig=<optimized out>) at keyboard.c:8352
#15 0x00007ffff2c41100 in <signal handler called> () at /lib64/libc.so.6
#16 0x00007ffff2d189ab in mprotect () at /lib64/libc.so.6
#17 0x000055555588183d in ProtSet (base=0x7ffe4c324000, limit=<optimized out>, mode=0) at /home/yantar92/Dist/mps/code/protix.c:105
#18 0x000055555588b9dc in traceScanSegRes (ts=ts@entry=1, rank=rank@entry=1, arena=arena@entry=0x7ffff7fbe000, seg=seg@entry=0x7ffe4803e5f8) at /home/yantar92/Dist/mps/code/trace.c:1204
#19 0x000055555588bbfa in traceScanSeg (ts=1, rank=1, arena=0x7ffff7fbe000, seg=0x7ffe4803e5f8) at /home/yantar92/Dist/mps/code/trace.c:1267
#20 0x000055555588c5d4 in TraceAdvance (trace=trace@entry=0x7ffff7fbeaa8) at /home/yantar92/Dist/mps/code/trace.c:1728
#21 0x000055555588ccd4 in TracePoll
    (workReturn=workReturn@entry=0x7fffffff58d0, collectWorldReturn=collectWorldReturn@entry=0x7fffffff58cc, globals=globals@entry=0x7ffff7fbe008, collectWorldAllowed=<optimized out>)
    at /home/yantar92/Dist/mps/code/trace.c:1849
#22 0x000055555588cf1b in ArenaPoll (globals=globals@entry=0x7ffff7fbe008) at /home/yantar92/Dist/mps/code/global.c:745
#23 0x000055555588d30a in mps_ap_fill (p_o=p_o@entry=0x7fffffff5a40, mps_ap=mps_ap@entry=0x7fffe8001980, size=size@entry=24) at /home/yantar92/Dist/mps/code/mpsi.c:1097
#24 0x00005555557ddf28 in alloc_impl (size=24, type=IGC_OBJ_CONS, ap=0x7fffe8001980) at igc.c:3956
#25 0x00005555557de04c in alloc (size=size@entry=24, type=type@entry=IGC_OBJ_CONS) at igc.c:3984
#26 0x00005555557e0964 in igc_make_cons (car=car@entry=XIL(0x7ffefc1c18a5), cdr=XIL(0x7ffdf8565feb)) at igc.c:4013
#27 0x0000555555734ee8 in Fcons (car=car@entry=XIL(0x7ffefc1c18a5), cdr=<optimized out>) at alloc.c:2958
#28 0x0000555555752a84 in save_restriction_save () at editfns.c:3097
#29 0x00005555557a3267 in helper_save_restriction () at comp.c:5128
#30 0x00007fffdc3efc22 in F6f72672d666f6c642d636f72652d6765742d666f6c64696e672d73706563_org_fold_core_get_folding_spec_0 ()
    at /home/yantar92/.emacs.d/eln-cache/31.0.50-fc0e2b3f/org-fold-core-7b3a75f5-931c108c.eln
#31 0x0000555555758fb3 in funcall_subr (subr=<optimized out>, numargs=numargs@entry=2, args=args@entry=0x7fffdedff0c0) at eval.c:3178
#32 0x000055555579fdaf in exec_byte_code (fun=<optimized out>, args_template=<optimized out>, args_template@entry=257, nargs=<optimized out>, nargs@entry=1, args=<optimized out>, args@entry=0x7fffffff5e68)
    at /home/yantar92/Git/emacs/src/lisp.h:2332
#33 0x000055555575ab86 in funcall_lambda (fun=XIL(0x7fff9ebde0b5), nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x7fffffff5e68) at eval.c:3267
#34 0x000055555575af3b in funcall_general (fun=<optimized out>, numargs=numargs@entry=1, args=args@entry=0x7fffffff5e68) at eval.c:3059
#35 0x0000555555757198 in Ffuncall (nargs=2, args=0x7fffffff5e60) at eval.c:3108
#36 0x00007fffdf8c6a6f in F666f6e742d6c6f636b2d666f6e746966792d6b6579776f7264732d726567696f6e_font_lock_fontify_keywords_region_0 ()
    at /home/yantar92/Git/emacs/src/../native-lisp/31.0.50-fc0e2b3f/preloaded/font-lock-895216f6-4021c0ad.eln
#37 0x0000555555758fca in funcall_subr (subr=<optimized out>, numargs=numargs@entry=3, args=args@entry=0x7fffffff6188) at eval.c:3180
#38 0x000055555575b08a in funcall_general (fun=<optimized out>, numargs=numargs@entry=3, args=args@entry=0x7fffffff6188) at /home/yantar92/Git/emacs/src/lisp.h:2332
#39 0x0000555555757198 in Ffuncall (nargs=4, args=0x7fffffff6180) at eval.c:3108
#40 0x00007fffdf8c2740 in F666f6e742d6c6f636b2d64656661756c742d666f6e746966792d726567696f6e_font_lock_default_fontify_region_0 ()
    at /home/yantar92/Git/emacs/src/../native-lisp/31.0.50-fc0e2b3f/preloaded/font-lock-895216f6-4021c0ad.eln
#41 0x0000555555758fca in funcall_subr (subr=<optimized out>, numargs=numargs@entry=3, args=args@entry=0x7fffffff6308) at eval.c:3180
#42 0x000055555575b08a in funcall_general (fun=<optimized out>, numargs=numargs@entry=3, args=args@entry=0x7fffffff6308) at /home/yantar92/Git/emacs/src/lisp.h:2332
#43 0x0000555555757198 in Ffuncall (nargs=4, args=0x7fffffff6300) at eval.c:3108
#44 0x00007fffdf8c1735 in F666f6e742d6c6f636b2d666f6e746966792d726567696f6e_font_lock_fontify_region_0 ()
    at /home/yantar92/Git/emacs/src/../native-lisp/31.0.50-fc0e2b3f/preloaded/font-lock-895216f6-4021c0ad.eln
#45 0x0000555555758fca in funcall_subr (subr=<optimized out>, numargs=numargs@entry=2, args=args@entry=0x7fffdedff040) at eval.c:3180
#46 0x000055555579fdaf in exec_byte_code (fun=<optimized out>, args_template=<optimized out>, args_template@entry=257, nargs=<optimized out>, nargs@entry=1, args=<optimized out>, args@entry=0x7fffffff6608)
    at /home/yantar92/Git/emacs/src/lisp.h:2332
#47 0x000055555575ab86 in funcall_lambda (fun=XIL(0x7ffdf852f91d), nargs=nargs@entry=1, arg_vector=arg_vector@entry=0x7fffffff6608) at eval.c:3267
#48 0x000055555575af3b in funcall_general (fun=<optimized out>, numargs=numargs@entry=1, args=args@entry=0x7fffffff6608) at eval.c:3059
--Type <RET> for more, q to quit, c to continue without paging--c
#49 0x0000555555757198 in Ffuncall (nargs=2, args=args@entry=0x7fffffff6600) at eval.c:3108
#50 0x000055555575777d in run_hook_wrapped_funcall (nargs=<optimized out>, args=0x7fffffff6600) at eval.c:2887
#51 0x00005555557562b9 in run_hook_with_args (nargs=2, args=0x7fffffff6600, funcall=funcall@entry=0x55555575775c <run_hook_wrapped_funcall>) at eval.c:2968
#52 0x000055555575648e in Frun_hook_wrapped (nargs=<optimized out>, args=<optimized out>) at eval.c:2902
#53 0x00007fffdf89fafa in F6a69742d6c6f636b2d2d72756e2d66756e6374696f6e73_jit_lock__run_functions_0 () at /home/yantar92/Git/emacs/src/../native-lisp/31.0.50-fc0e2b3f/preloaded/jit-lock-8a988e43-86e09700.eln
#54 0x0000555555758fb3 in funcall_subr (subr=<optimized out>, numargs=numargs@entry=2, args=args@entry=0x7fffffff67e8) at eval.c:3178
#55 0x000055555575b08a in funcall_general (fun=<optimized out>, numargs=numargs@entry=2, args=args@entry=0x7fffffff67e8) at /home/yantar92/Git/emacs/src/lisp.h:2332
#56 0x0000555555757198 in Ffuncall (nargs=3, args=0x7fffffff67e0) at eval.c:3108
#57 0x00007fffdf8a03aa in F6a69742d6c6f636b2d666f6e746966792d6e6f77_jit_lock_fontify_now_0 () at /home/yantar92/Git/emacs/src/../native-lisp/31.0.50-fc0e2b3f/preloaded/jit-lock-8a988e43-86e09700.eln
#58 0x0000555555758fb3 in funcall_subr (subr=<optimized out>, numargs=numargs@entry=2, args=args@entry=0x7fffffff69a8) at eval.c:3178
#59 0x000055555575b08a in funcall_general (fun=<optimized out>, numargs=numargs@entry=2, args=args@entry=0x7fffffff69a8) at /home/yantar92/Git/emacs/src/lisp.h:2332
#60 0x0000555555757198 in Ffuncall (nargs=3, args=0x7fffffff69a0) at eval.c:3108
#61 0x00007fffdf89f837 in F6a69742d6c6f636b2d66756e6374696f6e_jit_lock_function_0 () at /home/yantar92/Git/emacs/src/../native-lisp/31.0.50-fc0e2b3f/preloaded/jit-lock-8a988e43-86e09700.eln
#62 0x0000555555758fa0 in funcall_subr (subr=<optimized out>, numargs=numargs@entry=1, args=args@entry=0x7fffffff6b68) at eval.c:3176
#63 0x000055555575b08a in funcall_general (fun=<optimized out>, numargs=numargs@entry=1, args=args@entry=0x7fffffff6b68) at /home/yantar92/Git/emacs/src/lisp.h:2332
#64 0x0000555555757198 in Ffuncall (nargs=nargs@entry=2, args=args@entry=0x7fffffff6b60) at eval.c:3108
#65 0x0000555555755c66 in internal_condition_case_n
    (bfun=bfun@entry=0x55555575708c <Ffuncall>, nargs=nargs@entry=2, args=args@entry=0x7fffffff6b60, handlers=handlers@entry=XIL(0x38), hfun=hfun@entry=0x5555555d2ae3 <dsafe_eval_handler>) at eval.c:1707
#66 0x00005555555be7d5 in dsafe__call (inhibit_quit=inhibit_quit@entry=false, f=0x55555575708c <Ffuncall>, nargs=nargs@entry=2, args=args@entry=0x7fffffff6b60) at xdisp.c:3095
#67 0x00005555555be84a in dsafe_call1 (f=<optimized out>, arg=arg@entry=make_fixnum(12548850)) at xdisp.c:3125
#68 0x00005555555d1120 in handle_fontified_prop (it=<optimized out>) at xdisp.c:4644
#69 0x00005555555d4c6e in handle_stop (it=it@entry=0x7fffffff9500) at xdisp.c:4164
#70 0x00005555555e3318 in next_element_from_buffer (it=0x7fffffff9500) at xdisp.c:9752
#71 0x00005555555e1aad in get_next_display_element (it=it@entry=0x7fffffff9500) at xdisp.c:8308
#72 0x00005555555e2a70 in forward_to_next_line_start (it=0x7fffffff9500, skipped_p=skipped_p@entry=0x7fffffff770f, bidi_it_prev=bidi_it_prev@entry=0x0) at xdisp.c:7649
#73 0x00005555555e2f8a in reseat_at_next_visible_line_start (it=it@entry=0x7fffffff9500, on_newline_p=on_newline_p@entry=false) at xdisp.c:7780
#74 0x00005555555e07c4 in move_it_to (it=it@entry=0x7fffffff9500, to_charpos=5143293, to_x=to_x@entry=0, to_y=<optimized out>, to_vpos=to_vpos@entry=-1, op=op@entry=11) at xdisp.c:10964
#75 0x0000555555608676 in redisplay_window (window=XIL(0x7ffe9eccdd4d), just_this_one_p=just_this_one_p@entry=false) at xdisp.c:20258
#76 0x000055555560c4f3 in redisplay_window_0 (window=window@entry=XIL(0x7ffe9eccdd4d)) at xdisp.c:18111
#77 0x0000555555755b5e in internal_condition_case_1
    (bfun=bfun@entry=0x55555560c4c0 <redisplay_window_0>, arg=arg@entry=XIL(0x7ffe9eccdd4d), handlers=<optimized out>, hfun=hfun@entry=0x5555555c24fd <redisplay_window_error>) at eval.c:1651
#78 0x00005555555bfeee in redisplay_windows (window=XIL(0x7ffe9eccdd4d)) at xdisp.c:18080
#79 0x00005555555bfe9c in redisplay_windows (window=XIL(0x7ffdf43cbaed)) at xdisp.c:18074
#80 0x00005555555f2be4 in redisplay_internal () at xdisp.c:17497
#81 0x00005555555f3f3e in resize_echo_area_exactly () at xdisp.c:13017
#82 0x00005555556e4c46 in command_loop_1 () at keyboard.c:1584
#83 0x0000555555755ae6 in internal_condition_case (bfun=bfun@entry=0x5555556e4905 <command_loop_1>, handlers=handlers@entry=XIL(0xa8), hfun=hfun@entry=0x5555556d5870 <cmd_error>) at eval.c:1627
#84 0x00005555556d0687 in command_loop_2 (handlers=handlers@entry=XIL(0xa8)) at keyboard.c:1174
#85 0x0000555555755a21 in internal_catch (tag=tag@entry=XIL(0x153f0), func=func@entry=0x5555556d0657 <command_loop_2>, arg=arg@entry=XIL(0xa8)) at eval.c:1306
#86 0x00005555556d0634 in command_loop () at keyboard.c:1152
#87 0x00005555556d53e3 in recursive_edit_1 () at keyboard.c:760
#88 0x00005555556d578b in Frecursive_edit () at keyboard.c:843
#89 0x00005555556cf8ab in main (argc=1, argv=0x7fffffffd5d8) at emacs.c:2658

Lisp Backtrace:
"org-fold-core-get-folding-spec" (0xdedff0c0)
"org-activate-folds" (0xffff5e68)
"font-lock-fontify-keywords-region" (0xffff6188)
"font-lock-default-fontify-region" (0xffff6308)
"font-lock-fontify-region" (0xdedff040)
0xf852f918 PVEC_CLOSURE
"jit-lock--run-functions" (0xffff67e8)
"jit-lock-fontify-now" (0xffff69a8)
"jit-lock-function" (0xffff6b68)
"redisplay_internal (C function)" (0x0)
(gdb) 
(gdb) q

In GNU Emacs 31.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version
 3.24.42, cairo version 1.18.2) of 2025-01-12 built on localhost
Repository revision: b82707d70fd5bb78be5766e247e9629eb6553c30
Repository branch: scratch/igc
Windowing system distributor 'The X.Org Foundation', version 11.0.12101014
System Description: Gentoo Linux

Configured using:
 'configure --with-mps=yes --with-native-compilation 'CFLAGS=-g3
 -I/opt/mps/include -L/opt/mps/lib'
 JAVAC=/etc/java-config-2/current-system-vm/bin/javac
 PKG_CONFIG_PATH=/usr/share/guile-data/3.0/pkgconfig'

Configured features:
ACL CAIRO DBUS FREETYPE GIF GLIB GMP GNUTLS GSETTINGS HARFBUZZ JPEG
LCMS2 LIBXML2 MODULES MPS NATIVE_COMP NOTIFY INOTIFY PDUMPER PNG RSVG
SECCOMP SOUND SQLITE3 THREADS TIFF TOOLKIT_SCROLL_BARS WEBP X11 XDBE XIM
XINPUT2 XPM GTK3 ZLIB

-- 
Ihor Radchenko // yantar92,
Org mode maintainer,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>