>> export CFLAGS=... ## my CFLAGS
>> export CXXFLAGS=... # my CXXFLAGS
>> ./build.sh --jit --jithb --luahb --lua53 --nostrip --debug
>> --buildtag=build-gnu23-16.1 2>&1 | tee out-gnu23-16.1-linux
>
> Any news ?
It still crashes, see below for gdb and valgrind output.
Werner
======================================================================
This is LuaHBTeX, Version 1.26.4 (TeX Live 2027/dev)
restricted system commands enabled.
(./hello.tex
LaTeX2e <2026-06-01>
L3 programming layer <2026-06-18>
(/usr/local/git/texlive/Master/texmf-dist/tex/latex/base/article.cls
Document Class: article 2025/01/22 v1.4n Standard LaTeX document class
(/usr/local/git/texlive/Master/texmf-dist/tex/latex/base/size10.clo
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff7a8d587 in freopen64 () from /lib64/libc.so.6
Missing separate debuginfos, use: zypper install
glibc-debuginfo-2.40-160000.6.1.x86_64
libstdc++6-debuginfo-15.3.0+git11272-160000.1.1.x86_64
libgcc_s1-debuginfo-15.3.0+git11272-160000.1.1.x86_64
(gdb) bt full
#0 0x00007ffff7a8d587 in freopen64 () from /lib64/libc.so.6
No symbol table info available.
#1 0x00007ffff7fbbda4 in return_real_function (function=function@entry=6,
path=path@entry=0x7061d08
"/home/wl/.texlive2026/texmf-var/luatex-cache/generic/fonts/otl/lmroman10-regular.luc",
mode=mode@entry=0, mode_str=mode_str@entry=0xcf3644 "rb",
flags=<optimized out>, stream=<optimized out>) at open-funs.c:291
retval = <optimized out>
#2 0x00007ffff7fbc02c in do_fopen_or_freopen_or_open
(function=function@entry=6, path=0x7061d08
"/home/wl/.texlive2026/texmf-var/luatex-cache/generic/fonts/otl/lmroman10-regular.luc")
at open-funs.c:569
mode_str = <optimized out>
stream = <optimized out>
mode = <optimized out>
flags = <optimized out>
arg_list = {{gp_offset = 16, fp_offset = 0, overflow_arg_area =
0x7fffffffa640, reg_save_area = 0x7fffffffa5d0}}
file_stat = {st_dev = 0, st_ino = 0, st_nlink = 18812168, st_mode =
4155154122, st_uid = 32767, st_gid = 85, __pad0 = 0, st_rdev = 56172368,
st_size = 4096, st_blksize = 0,
st_blocks = 140737488344464, st_atim = {tv_sec = 140737348379926,
tv_nsec = 65027}, st_mtim = {tv_sec = 136103825, tv_nsec = 1}, st_ctim =
{tv_sec = 4294967329188,
tv_nsec = 1000}, __glibc_reserved = {0, 127333, 4096}}
error = <optimized out>
absolute_path = <optimized out>
file_should = <optimized out>
return_value = <optimized out>
cfg = {in_case_of_failure = 256, global_protection = 0, should_warn =
1784473592, ignore_hidden = 0, ignore_editor_backup = 243519089,
ignore_editor_temporary = 0,
protect_trash = 1770962487, libtrash_config_file_unremovable = 0,
libtrash_off = 857315877, general_failure = 0, intercept_unlink = 1783627209,
intercept_rename = 0,
intercept_fopen = 74850215, intercept_freopen = 0, intercept_open =
0, real_unlink = 0x0, real_rename = 0x0, real_fopen = 0x7fffffffa640,
ignore_extensions = 0xe86140558f255400 <error: Cannot access memory
at address 0xe86140558f255400>, relative_trash_can = 0x3591f50 "\210$\255",
<incomplete sequence \373>,
relative_trash_system_root = 0x7ffff7bedff0 <_IO_file_jumps> "",
unremovable_dirs = 0x0,
uncovered_dirs = 0x7ffff7a920b9 <_IO_doallocbuf+75>
"\203\370\377u*H\213{8\213\003L\215\243\204", temporary_dirs = 0x3591f50
"\210$\255", <incomplete sequence \373>,
user_temporary_dirs = 0x3591f50 "\210$\255", <incomplete sequence
\373>, removable_media_mount_points = 0x7ffff7bedff0 <_IO_file_jumps> "",
exceptions = 0x7ffff7a8fbd3 <__GI__IO_file_underflow+341>
"H\205\300~@H\213\223\220", ignore_re = 0x3591f50 "\210$\255", <incomplete
sequence \373>,
absolute_trash_can = 0x7ffff7bedff0 <_IO_file_jumps> "",
absolute_trash_system_root = 0x0, home = 0x7fffffffd590
"\004\333\377\377\377\177",
preserve_files_larger_than_limit = 140737354125312}
#3 0x00007ffff7fbc459 in freopen64 (path=<optimized out>, mode=<optimized
out>, stream=<optimized out>) at open-funs.c:135
retval = <optimized out>
#4 0x00000000007274c4 in luaL_loadfilex (L=0x174da48, filename=0x7061d08
"/home/wl/.texlive2026/texmf-var/luatex-cache/generic/fonts/otl/lmroman10-regular.luc",
mode=0x0)
at ../../../source/libs/lua53/lua53-src/src/lauxlib.c:721
lf = {n = 0, f = 0x3591f50,
buff =
"\200\200\213\200\000\000\313@\001\000\000\000\000\000\000\000\300\246\377\377\377\177\000\000\000
\000\000\000\000\000\000P\000\000\000\000\000\000\000H\332t\001\000\000\000\000/home/wl/.texlive2026/texmf-var/luatex-cache/generic/fonts/otl/lmroman10-regularlar.otf
@ normal:abvm=true+blwm=true+calt=true+ccmp=true+clig=true+curs="...}
status = 13587008
readstatus = 2
c = 27
fnameindex = 2
#5 0x000000000047db00 in luatex_loadfile (L=0x174da48) at luastuff-hb.c:240
status = 0
fname = 0x7061d08
"/home/wl/.texlive2026/texmf-var/luatex-cache/generic/fonts/otl/lmroman10-regular.luc"
mode = 0x0
env = 0
#6 0x000000000072e050 in luaD_precall (L=0x174da48, func=0x3bf7c30,
nresults=1) at ../../../source/libs/lua53/lua53-src/src/ldo.c:434
n = 0
f = 0x47da3c <luatex_loadfile>
ci = 0x369a390
#7 0x000000000074c5e6 in luaV_execute (L=0x174da48) at
../../../source/libs/lua53/lua53-src/src/lvm.c:1134
b = 2
nresults = 1
i = 16810724
#8 0x000000000072e3d4 in luaD_call (L=0x174da48, func=0x3bf78a0, nResults=1)
at ../../../source/libs/lua53/lua53-src/src/ldo.c:499
No locals.
#9 0x000000000072e432 in luaD_callnoyield (L=0x174da48, func=0x3bf78a0,
nResults=1) at ../../../source/libs/lua53/lua53-src/src/ldo.c:509
No locals.
#10 0x0000000000724bce in f_call (L=0x174da48, ud=0x7fffffffcfc0) at
../../../source/libs/lua53/lua53-src/src/lapi.c:943
c = 0x7fffffffcfc0
#11 0x000000000072d433 in luaD_rawrunprotected (L=0x174da48, f=0x724b99
<f_call>, ud=0x7fffffffcfc0) at
../../../source/libs/lua53/lua53-src/src/ldo.c:142
oldnCcalls = 0
lj = {previous = 0x0, b = {{__jmpbuf = {140737488344440,
-7934598257178494350, 0, 140737488344464, 140737354125312, 18812168,
-7934598257144939918, 7934599233090697842},
__mask_was_saved = 0, __saved_mask = {__val = {21474823824,
24435272, 63596160, 24435480, 140737488342768, 7595586, 140737488342752,
21116387949, 26, 24435272, 0, 63596160,
63596160, 51, 140737488342848, 7596228}}}}, status = 0}
#12 0x000000000072ebe1 in luaD_pcall (L=0x174da48, func=0x724b99 <f_call>,
u=0x7fffffffcfc0, old_top=704, ef=0) at
../../../source/libs/lua53/lua53-src/src/ldo.c:729
status = 0
old_ci = 0x174daa8
old_allowhooks = 1 '\001'
old_nny = 1
old_errfunc = 0
#13 0x0000000000724c94 in lua_pcallk (L=0x174da48, nargs=3, nresults=1,
errfunc=0, ctx=0, k=0x0) at ../../../source/libs/lua53/lua53-src/src/lapi.c:969
c = {func = 0x3bf78a0, nresults = 1}
status = 0
func = 0
#14 0x00000000004a632a in do_run_callback (special=1, values=0xca7a21 "",
vl=0x7fffffffd0c0) at
../../../source/texk/web2c/luatexdir/lua/lcallbacklib.c:348
i = 0
ret = 0
len = 0
narg = 3
nres = 1
s = 0x3cac940 "[lmroman10-regular]:+tlig;"
lstr = 0xffffffffffffd090
cs = 0 '\000'
bufloc = 0x7fffffffd080
ss = 0x0
retval = 0
#15 0x00000000004a5a85 in run_and_save_callback (i=35, values=0xca7a1c "Sdd->")
at ../../../source/texk/web2c/luatexdir/lua/lcallbacklib.c:250
args = {{gp_offset = 40, fp_offset = 48, overflow_arg_area =
0x7fffffffd1a0, reg_save_area = 0x7fffffffd0e0}}
ret = 0
stacktop = 42
#16 0x00000000005b8388 in do_define_font (f=15, cnom=0x3ca9e80
"[lmroman10-regular]:+tlig;", s=655360, natural_dir=-1) at
../../../source/texk/web2c/luatexdir/font/dofont.c:55
res = 0
cnam = 0x3cac940 "[lmroman10-regular]:+tlig;"
r = 15
t = 8
callback_id = 35
#17 0x00000000005b8630 in read_font_info (u=595057, cnom=0x3ca9e80
"[lmroman10-regular]:+tlig;", s=655360, natural_dir=-1) at
../../../source/texk/web2c/luatexdir/font/dofont.c:117
f = 15
msg = 0x0
...
Document Class: article 2025/01/22 v1.4n Standard LaTeX document class
(/usr/local/git/texlive/Master/texmf-dist/tex/latex/base/size10.clo==390724==
Invalid read of size 4
==390724== at 0x4C82587: freopen64 (freopen64.c:43)
==390724== by 0x485EDA3: return_real_function (open-funs.c:291)
==390724== by 0x485F02B: do_fopen_or_freopen_or_open (open-funs.c:569)
==390724== by 0x485F458: freopen64 (open-funs.c:135)
==390724== by 0x7274C3: luaL_loadfilex (lauxlib.c:721)
==390724== by 0x47DAFF: luatex_loadfile (luastuff-hb.c:240)
==390724== by 0x72E04F: luaD_precall (ldo.c:434)
==390724== by 0x74C5E5: luaV_execute (lvm.c:1134)
==390724== by 0x72E3D3: luaD_call (ldo.c:499)
==390724== by 0x72E431: luaD_callnoyield (ldo.c:509)
==390724== by 0x724BCD: f_call (lapi.c:943)
==390724== by 0x72D432: luaD_rawrunprotected (ldo.c:142)
==390724== Address 0x0 is not stack'd, malloc'd or (recently) free'd
