Hi Gregor!
On Sun, Jan 07, 2024 at 03:40:49PM +0100, Gregor Riepl wrote:
> I can reproduce that, although I should mention that the segfault happens
> during teardown, not when the module is loaded:
>
> >>> import sip
> >>> print(sip)
> '/usr/lib/python3/dist-packages/sip.cpython-312-x86_64-linux-gnu.so'>
> >>>
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x00513a8d in PyMem_Free ()
> (gdb) bt
> #0 0x00513a8d in PyMem_Free ()
> #1 0x7f73de6feaf9 in sip_api_free (mem=) at
> ./siplib/siplib.c:2241
> #2 0x7f73de710c6d in sipOMFinalise (om=) at
> ./siplib/objmap.c:69
> #3 0x7f73de6febaf in finalise () at ./siplib/siplib.c:2143
> #4 0x004591ab in ?? ()
> #5 0x00662d77 in Py_RunMain ()
> #6 0x006232eb in Py_BytesMain ()
> #7 0x7f73deba66ca in __libc_start_call_main (main=main@entry=0x623240,
> argc=argc@entry=1, argv=argv@entry=0x7ffd043a59b8) at
> ../sysdeps/nptl/libc_start_call_main.h:58
> #8 0x7f73deba6785 in __libc_start_main_impl (main=0x623240, argc=1,
> argv=0x7ffd043a59b8, init=, fini=,
> rtld_fini=, stack_end=0x7ffd043a59a8)
> at ../csu/libc-start.c:360
> #9 0x00623171 in _start ()
Yes, I saw the same.
In SIP 6, there were 3 commits to add support for Python 3.12, but the code
diverged a lot so it's not trivial to backport them to SIP 4.
> I'd also like to point out that SIP4 is no longer supported upstream. The
> current version is 6.8.1, which is already packaged for Debian.
> https://www.riverbankcomputing.com/software/sip/download
>
> > SIP v4 is no longer supported. This is the last release.
> > sip-4.19.25.tar.gz
>
> Cura was made fit for PyQt6 and SIP6 in April 2022, and I think 5.0 has all
> the needed changes. I will investigate if we can drop the dependency on
> python3-sip-dev. As far as I can see, there are no other users of SIP4 in
> Debian, so maybe it can be dropped completely after fixing Cura.
Unfortunately there are other users:
$ reverse-depends src:sip4 -r sid
Reverse-Recommends
==
* krita [amd64 arm64 armel armhf i386 mips64el ppc64el s390x]
Reverse-Depends
===
* gnuradio [amd64 arm64 armel armhf i386 mips64el ppc64el s390x]
* meteo-qt [amd64 arm64 armel armhf i386 mips64el ppc64el s390x]
* python3-pykdl [amd64 arm64 armel armhf i386 mips64el ppc64el s390x]
* python3-python-qt-binding (for python3-sip-dev)
* python3-python-qt-binding (for sip-dev)
* qutebrowser (for python3-sip)
* tulip [amd64 arm64 i386 mips64el ppc64el s390x]
* vistrails (for python3-sip)
$ reverse-depends -b src:sip4 -r sid
Reverse-Testsuite-Triggers
==
* geophar (for python3-sip)
Reverse-Build-Depends
=
* ball (for python3-sip-dev)
* geophar (for python3-sip)
* guidata (for python3-sip)
* krita (for python3-sip-dev)
* libarcus (for python3-sip-dev)
* libsavitar(for python3-sip-dev)
* openstructure (for sip-dev)
* orocos-kdl(for python3-sip-dev)
* pynest2d (for python3-sip-dev)
* pyqwt3d (for python3-sip-dev)
* stimfit (for python3-sip-dev)
* tulip (for python3-sip-dev)
Reverse-Build-Depends-Indep
===
* eric (for python3-sip-dev)
krita and pyqwt3d have open bugs to move to sip6, but I will need to file
bugs for the other packages too.
--
Dmitry Shachnev
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