Fwd: LuaTeX of TeXLive 2019 does not survive Sphinx tests

[jfbu]

Forwarding to the list which I forgot to include among recipients

P.-S.: I will probably soon be off internet for a while.

Début du message réexpédié :
> 
> Le 3 juil. 2019 à 18:04, jfbu <jfbu at free.fr> a écrit :
> 
>> Hi Werner,
>> 
>> 
>> Le 3 juil. 2019 à 15:55, Dr. Werner Fink <werner at suse.de> a écrit :
>> 
>>> On 2019/07/03 13:49:51 +0200, jfbu wrote:
>>>> 
>>>>>> warning  (file img.pdf) (pdfe): invalid 13 0 R object at offset 141083
>>>>>> [5<./img.png><./img1.png><./img.pdf
>>>>>> warning  (pdfe): invalid 13 0 R object at offset 141083
>>>>>>> ]
>>>>>> Program received signal SIGSEGV, Segmentation fault.
>>>>>> 0x0000000000527fd8 in ?? ()
>>>>>> (gdb) bt
>>>>>> #0  0x0000000000527fd8 in ?? ()
>>>>>> #1  0x0000000000528a97 in refPdfDocument ()
>>>>>> #2  0x00000000005293c6 in read_pdf_info ()
>>>>>> #3  0x000000000044fdc8 in read_img ()
>>>>>> #4  0x0000000000450c96 in scan_pdfximage ()
>>>>>> #5  0x000000000049ab37 in do_extension ()
>>>>>> #6  0x00000000004a2a99 in main_control ()
>>>>>> #7  0x000000000049f124 in main_body ()
>>>>>> #8  0x000000000044a9fe in main ()
>>>>>> (gdb) 
>>>>>> 
>>>>>> the version of TeXLive 2018 does not show this.  I've requested the used
>>>>>> pdf/png images in the bug report to see what goes on here.
>>> 
>>> With debuginfo installed I see
>>> 
>>> [3] [4]
>>> Chapter 2.
>>> 
>>> warning  (file img.pdf) (pdfe): invalid 13 0 R object at offset 141083
>>> [5<./img.png><./img1.png><./img.pdf
>>> warning  (pdfe): invalid 13 0 R object at offset 141083
>>>> ]
>>> Program received signal SIGSEGV, Segmentation fault.
>>> findPdfDocument (file_path=file_path at entry=0x1640aa0 "./svgimg.pdf") at ../../../texk/web2c/luatexdir/image/pdftoepdf.c:76
>>> 76          pdf_doc->memstream = NULL;          /* Not initialized in line 1048: deletePdfDocumentPdfDoc() */
>>> (gdb) print pdf_doc
>>> $1 = (PdfDocument *) 0x0
>>> 
>>> ...
>> 
>> 
>> The svgimg.pdf file can be found there:
>> 
>> https://github.com/sphinx-doc/sphinx/tree/master/tests/roots/test-root
>> 
>> here is direct link
>> 
>> https://github.com/sphinx-doc/sphinx/blob/master/tests/roots/test-root/svgimg.pdf
>> 
>> From the above there seems to be already a warning for file img.pdf. It can be found in same test-root directory
>> 
>> direct link:
>> 
>> https://github.com/sphinx-doc/sphinx/blob/master/tests/roots/test-root/img.pdf
> 
> 
> 
> oh sorry, files svgimg.pdf and img.pdf are actually bytewise identical, 
> 
> (why should then there be a segfault related to svgimg.pdf but not the identical file img.pdf ?)
> 
> 
>> 
>> Best,
>> 
>> Jean-François