Stefan Kangas writes: > tags 75689 + moreinfo > thanks > > Pip Cet via "Bug reports for GNU Emacs, the Swiss army knife of text > editors" writes: > >> This bug report never made it into my inbox, so I only discovered it on >> debbugs just now. > > (I also didn't get it.) > Did you see bug#75760? There a crash happened during redisplay_internal(), which I thought would be a more interesting case. >> I'm not sure I can do much without a "bt full" backtrace in this >> situation (and it's probably too late for that :-) ). > > I'm tagging this as moreinfo, to indicate that we need more information > to do much here. > > Oliver, can you reproduce this? If so, any chance you can produce a > full backtrace? I cannot reproduce it "from scratch", but I have the coredump and the binary and can generate the 'bt full': (Aside question: The source files mentioned below are at a newer revision, should I have checked out the revision with which emacs was built before calling 'bt full'?) (gdb) bt full #0 terminate_due_to_signal (sig=11, backtrace_limit=40) at /home/reitero/build/sources/emacs/emacs/src/emacs.c:432 No locals. #1 0x00005555556d3512 in handle_fatal_signal (sig=sig@entry=11) at /home/reitero/build/sources/emacs/emacs/src/sysdep.c:1799 No locals. #2 0x00005555556d0bf9 in deliver_thread_signal (sig=sig@entry=11, handler=handler@entry=0x5555556d3504 ) at /home/reitero/build/sources/emacs/emacs/src/sysdep.c:1791 old_errno = 2 #3 0x00005555556d0c5d in deliver_fatal_thread_signal (sig=sig@entry=11) at /home/reitero/build/sources/emacs/emacs/src/sysdep.c:1811 No locals. #4 0x00005555556d0c8e in handle_sigsegv (sig=11, siginfo=, arg=) at /home/reitero/build/sources/emacs/emacs/src/sysdep.c:1949 fatal = #5 No symbol table info available. #6 0x00007ffff364c3db in ?? () No symbol table info available. #7 0x000055555585fc17 in sigHandle () No symbol table info available. #8 No symbol table info available. #9 0x000055555579454c in igc_header_nwords (h=0x7fffe24599a8) at /home/reitero/build/sources/emacs/emacs/src/igc.c:663 No locals. #10 0x0000555555794563 in obj_size (h=) at /home/reitero/build/sources/emacs/emacs/src/igc.c:694 nbytes = #11 0x000055555579cfdb in dflt_skip (base_addr=0x7fffe24599a8) at /home/reitero/build/sources/emacs/emacs/src/igc.c:1742 h = 0x7fffe24599a8 next = #12 0x00005555558699bd in amcSegFix () No symbol table info available. #13 0x0000555555803aad in _mps_fix2 () No symbol table info available. #14 0x000055555579c985 in fix_raw (ss=ss@entry=0x7fffffffacb8, p=p@entry=0x7fffffffab30) at /home/reitero/build/sources/emacs/emacs/src/igc.c:1161 base = 0x7fffe24599a8 res = client = _ss = 0x7fffffffacb8 _mps_zs = 22 _mps_ufs = 9079819798744924672 _mps_wt = warning: left shift count >= width of type 0 _mps_w = 1152920218742292478 #15 0x000055555579ca43 in fix_string (ss=ss@entry=0x7fffffffacb8, s=s@entry=0x7fffbe88c2c8) at /home/reitero/build/sources/emacs/emacs/src/igc.c:1754 res = ptr = 0x7fffe24599a8 res = _ss = 0x7fffffffacb8 _mps_zs = _mps_ufs = 9079819798744924160 _mps_wt = _mps_w = #16 0x00005555557a1a7c in dflt_scan_obj (ss=ss@entry=0x7fffffffacb8, base_start=base_start@entry=0x7fffbe88c2c8, base_limit=base_limit@entry=0x7fffbe88c338, closure=closure@entry=0x0) at /home/reitero/build/sources/emacs/emacs/src/igc.c:2021 client = 0x7fffbe88c2c8 base = 0x7fffbe88c2c8 obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = obj_ = header = 0x7fffbe88c2c8 res = res = res = res = res = res = res = res = res = res = res = res = res = res = res = res = _ss = 0x7fffffffacb8 _mps_zs = _mps_ufs = 9079819798744924160 _mps_wt = _mps_w = #17 0x00005555557a1c2f in dflt_scanx (ss=ss@entry=0x7fffffffacb8, base_start=, base_limit=0x7fffbe88c338, closure=closure@entry=0x0) at /home/reitero/build/sources/emacs/emacs/src/igc.c:2088 res = base = 0x7fffbe88c2c8 _ss = 0x7fffffffacb8 _mps_zs = _mps_ufs = 9079819798744924160 _mps_wt = _mps_w = #18 0x00005555557a1c6b in dflt_scan (ss=0x7fffffffacb8, base_start=, base_limit=) at /home/reitero/build/sources/emacs/emacs/src/igc.c:2099 res = _ss = 0x7fffffffacb8 _mps_zs = _mps_ufs = 0 _mps_wt = _mps_w = #19 0x0000555555835165 in amcSegScan () No symbol table info available. #20 0x0000555555864340 in traceScanSegRes () No symbol table info available. #21 0x000055555586452a in traceScanSeg () No symbol table info available. #22 0x0000555555865386 in TraceAdvance () No symbol table info available. #23 0x0000555555865b4d in TracePoll () No symbol table info available. #24 0x0000555555865db9 in ArenaPoll () No symbol table info available. #25 0x00005555558661a3 in mps_ap_fill () No symbol table info available. #26 0x00005555557a0cd7 in alloc_impl (size=104, size@entry=98, type=type@entry=IGC_OBJ_STRING_DATA, ap=0x7fffe8001a40) at /home/reitero/build/sources/emacs/emacs/src/igc.c:3976 res = p = 0x0 #27 0x00005555557a0dc6 in alloc (size=size@entry=98, type=type@entry=IGC_OBJ_STRING_DATA) at /home/reitero/build/sources/emacs/emacs/src/igc.c:4004 No locals. #28 0x00005555557a0e59 in alloc_string_data (nbytes=nbytes@entry=89, clear=clear@entry=false) at /home/reitero/build/sources/emacs/emacs/src/igc.c:4058 data = #29 0x00005555557a0f8b in igc_make_string (nchars=89, nbytes=89, unibyte=unibyte@entry=false, clear=false) at /home/reitero/build/sources/emacs/emacs/src/igc.c:4121 s = 0x7fffb51868c0 #30 0x00005555557a0fbc in igc_make_multibyte_string (nchars=, nbytes=, clear=) at /home/reitero/build/sources/emacs/emacs/src/igc.c:4128 No locals. #31 0x000055555570d918 in make_clear_multibyte_string (nchars=nchars@entry=89, nbytes=nbytes@entry=89, clearit=clearit@entry=false) at /home/reitero/build/sources/emacs/emacs/src/alloc.c:2584 No locals. #32 0x000055555570d93a in make_clear_string (length=length@entry=89, clearit=clearit@entry=false) at /home/reitero/build/sources/emacs/emacs/src/alloc.c:2556 val = #33 0x000055555570dabb in make_uninit_string (length=length@entry=89) at /home/reitero/build/sources/emacs/emacs/src/alloc.c:2567 No locals. #34 0x000055555570dad8 in make_unibyte_string (contents=0x7fffffffb140 "/home/reitero/.config/emacs/.local.igc/straight/build-31.0.50/rainbow-mode/org-version.so", length=89) at /home/reitero/build/sources/emacs/emacs/src/alloc.c:2482 val = #35 0x0000555555753bed in openp (path=XIL(0x7fffbc9d5cfb), str=str@entry=XIL(0x7fffed1883cc), suffixes=XIL(0x7fffe52c7f73), storeptr=storeptr@entry=0x7fffffffb488, predicate=predicate@entry=XIL(0), newer=false, no_native=false, platform=0x0) at /home/reitero/build/sources/emacs/emacs/src/lread.c:2071 suffix = XIL(0x7fffb8819aec) fnlen = 89 lsuffix = 3 handler = li = { tortoise = XIL(0x7fffe52c7f73), max = 2, n = 0, q = 2 } baselen = 86 prefixlen = empty_string_only = li = { tortoise = XIL(0x7fffbc9d5c3b), max = 64, n = 0, q = 61 } fn_size = 200 buf = "/home/reitero/.config/emacs/.local.igc/straight/build-31.0.50/flymake/org-version.el.gz\000\000l.gz\000\000gz\000", fn = 0x7fffffffb140 "/home/reitero/.config/emacs/.local.igc/straight/build-31.0.50/rainbow-mode/org-version.so" absolute = false want_length = filename = XIL(0x7fffb5186884) string = XIL(0x7fffb5186834) tail = encoded_fn = save_string = XIL(0) max_suffix_len = 7 last_errno = 2 save_fd = -1 sa_avail = 16184 sa_count = save_mtime = just_use_str = XIL(0x7fffe52c80db) #36 0x000055555575aaa6 in Fload (file=file@entry=XIL(0x7fffed1883cc), noerror=noerror@entry=XIL(0), nomessage=nomessage@entry=XIL(0x38), nosuffix=nosuffix@entry=XIL(0), must_suffix=must_suffix@entry=XIL(0x38)) at /home/reitero/build/sources/emacs/emacs/src/lread.c:1414 suffixes = stream = 0x0 fd = fd_index = count = found = XIL(0) efound = hist_file_name = newer = false compiled = false handler = XIL(0) fmode = 0x55555588be0f "r" version = no_native = false is_module = is_native_elisp = found_eff = is_elc = input = { stream = 0x0, lookahead = 0 '\000', buf = "\000\000\000" } #37 0x000055555575b690 in save_match_data_load (file=XIL(0x7fffed1883cc), noerror=XIL(0), nomessage=XIL(0x38), nosuffix=XIL(0), must_suffix=XIL(0x38)) at /home/reitero/build/sources/emacs/emacs/src/lread.c:1780 count = result = #38 0x000055555572da03 in load_with_autoload_queue (file=XIL(0x7fffed1883cc), noerror=noerror@entry=XIL(0), nomessage=nomessage@entry=XIL(0x38), nosuffix=nosuffix@entry=XIL(0), must_suffix=must_suffix@entry=XIL(0x38)) at /home/reitero/build/sources/emacs/emacs/src/eval.c:2398 count = tem = #39 0x000055555572f1a4 in Fautoload_do_load (fundef=fundef@entry=XIL(0x7fffed186cb3), funname=funname@entry=XIL(0x2aaa9735bc38), macro_only=macro_only@entry=XIL(0)) at /home/reitero/build/sources/emacs/emacs/src/eval.c:2445 kind = XIL(0) ignore_errors = XIL(0) #40 0x000055555572df62 in funcall_general (fun=XIL(0x7fffed186cb3), numargs=0, args=0x7fffdf1ff0f8) at /home/reitero/build/sources/emacs/emacs/src/eval.c:3080 funcar = XIL(0x4ad0) original_fun = XIL(0x2aaa9735bc38) #41 0x0000555555765cc5 in exec_byte_code (fun=, args_template=, nargs=, args=) at /home/reitero/build/sources/emacs/emacs/src/bytecode.c:830 call_nargs = arrayval = arrayval = res = res = res = res = handler = n = n = op = 0 newelt = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = size = size = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v1 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = v2 = targets = cell = cell = newval = newval = template = call_args = val = idxval = idxval = count1 = count1 = ptr = ptr = idx = idx = call_fun = original_fun = type = body = handlers = quitcounter = 1 '\001' bc = 0x555555917c18 top = 0x7fffdf1ff0f0 pc = 0x7fffe52877cf "EE\306BB\207" bytestr = vector = maxdepth = const_length = bytestr_length = vectorp = 0x7fffe52880c0 max_stack = frame_base = fp = bytestr_data = 0x7fffe52877c8 "\301\302\b\303\304\305 EE\306BB\207" rest = mandatory = nonrest = pushedargs = saved_quitcounter = 0 '\000' saved_vectorp = 0x9497d04cd4ca7300 saved_bytestr_data = 0x7fffffffb7d0 "" result = targets = {0x555555767e8b , 0x555555767eaa , 0x555555767eac , 0x555555767ee1 , 0x555555767ee3 , 0x555555767eac , 0x555555767ee5 , 0x555555767f1d , 0x55555576586c , 0x55555576586e , 0x5555557658c4 , 0x5555557658c6 , 0x5555557658c8 , 0x55555576586e , 0x5555557658ca , 0x55555576585a , 0x555555765a52 , 0x555555765a54 , 0x555555765a96 , 0x555555765a98 , 0x555555765a9a , 0x555555765a54 , 0x555555765aae , 0x555555765a9c , 0x555555765b2a , 0x555555765b2c , 0x555555765b79 , 0x555555765b7b , 0x555555765b7d , 0x555555765b2c , 0x555555765b0f , 0x555555765b18 , 0x555555765b9e , 0x555555765ba0 , 0x555555765d3a , 0x555555765d3f , 0x555555765d44 , 0x555555765ba0 , 0x555555765b7f , 0x555555765b89 , 0x555555765df3 , 0x555555765df5 , 0x555555765e40 , 0x555555765e42 , 0x555555765e44 , 0x555555765df5 , 0x555555765dd8 , 0x555555765de1 , 0x555555766305 , 0x555555766285 , 0x5555557661fa , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x55555576646e , 0x555555766522 , 0x555555766562 , 0x5555557665ad , 0x5555557665f8 , 0x55555576596f , 0x5555557659bd , 0x555555766643 , 0x555555765914 , 0x5555557659f7 , 0x55555576667d , 0x5555557666b7 , 0x5555557666e3 , 0x55555576671d , 0x555555766756 , 0x5555557667d4 , 0x555555766800 , 0x5555557668f9 , 0x555555766a07 , 0x555555766a33 , 0x555555766a5f , 0x555555766a99 , 0x555555766ad3 , 0x555555766b0d , 0x555555766b4d , 0x555555766b83 , 0x555555766bb9 , 0x555555766c30 , 0x555555766c87 , 0x555555766cde , 0x555555766d54 , 0x555555766dd2 , 0x555555766e50 , 0x555555766ece , 0x555555766f4c , 0x555555766fd6 , 0x555555767037 , 0x5555557670c1 , 0x55555576712c , 0x555555767197 , 0x555555767338 , 0x555555766101 , 0x555555767381 , 0x5555557673ad , 0x55555576741f , 0x555555767468 , 0x5555557674b1 , 0x5555557674dd , 0x55555576750b , 0x555555767539 , 0x55555576756f , 0x555555767e8b , 0x5555557675a0 , 0x5555557675ce , 0x5555557675fc , 0x55555576762a , 0x555555767658 , 0x555555767686 , 0x555555766101 , 0x555555767e8b , 0x5555557676b2 , 0x5555557676f1 , 0x55555576771d , 0x555555767749 , 0x555555767783 , 0x5555557677bd , 0x5555557677e9 , 0x555555767815 , 0x55555576784f , 0x555555767889 , 0x5555557678c3 , 0x5555557678f1 , 0x555555767e8b , 0x55555576609f , 0x555555765e46 , 0x5555557658d3 , 0x555555765ebc , 0x555555765ef9 , 0x555555765f36 , 0x555555765f77 , 0x55555576607d , 0x555555765ae3 , 0x5555557660df , 0x555555766123 , 0x555555766188 , 0x5555557661b9 , 0x555555766338 , 0x55555576638b , 0x5555557663cb , 0x555555766411 , 0x555555767e8b , 0x55555576791d , 0x55555576795d , 0x555555767989 , 0x5555557679b5 , 0x5555557679e1 , 0x555555767a0d , 0x555555767a47 , 0x555555767a81 , 0x555555767abb , 0x555555767af5 , 0x555555767bb1 , 0x555555767beb , 0x555555767c25 , 0x555555767c51 , 0x555555767cd5 , 0x555555767d59 , 0x555555767d97 , 0x555555767dd5 , 0x555555767239 , 0x5555557672ca , 0x555555767e0b , 0x555555767e4b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555766793 , 0x555555766bef , 0x5555557673de , 0x555555767f5e , 0x555555767f9e , 0x555555767e8b , 0x555555767e8b , 0x555555767fe9 , 0x555555768034 , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x555555767e8b , 0x5555557680d8 } #42 0x000055555572dc13 in funcall_lambda (fun=fun@entry=XIL(0x7fffe528816d), nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x7fffffffb8f8) at /home/reitero/build/sources/emacs/emacs/src/eval.c:3274 syms_left = make_fixnum(0) lexenv = count = i =