[QGIS-Developer] QgsO2 (OAuth2 ) crash in exitQgis() on uWSGI

[Alessandro Pasotti]

On Mon, Apr 26, 2021 at 1:19 PM Radim Blazek <radim.blazek at gmail.com> wrote:

> Hi,
> we are getting crash in OAuth2 plugin when QgsApplication.exitQgis()
> is called from Django application running on uWSGI/nginx. We need to
> call exitQgis() to cleanup temporary files. It works OK if it is run
> as Django script from command line.
>
> Unfortunately it does not print full backtrace info for
> liboauth2authmethod.so and then even for libqgis_core.so. I guess it
> happens in QgsO2 but there is nothing suspicious in that code.
>
> /usr/bin/uwsgi-core(uwsgi_backtrace+0x2a) [0x560f2dbf4dda]
> /usr/bin/uwsgi-core(uwsgi_segfault+0x23) [0x560f2dbf51c3]
> /lib/x86_64-linux-gnu/libc.so.6(+0x37840) [0x7fb7be828840]
> /lib/libqgis_core.so.3.18.1(+0x3a2496) [0x7fb782844496]
> /usr/lib/qgis/plugins/liboauth2authmethod.so(+0x225c0) [0x7fb77404c5c0]
> /usr/lib/qgis/plugins/liboauth2authmethod.so(+0x2b317) [0x7fb774055317]
> /usr/lib/qgis/plugins/liboauth2authmethod.so(+0x2b5b9) [0x7fb7740555b9]
> /lib/libqgis_core.so.3.18.1(_ZN14QgsAuthManagerD1Ev+0x437) [0x7fb782afb847]
>
> Any idea how to fix it? Any workaround? How can i get full debug info?
> We have qgis and qgis-dbg 3.18.1 installed from qgis.org/debian.
>
>

Hi Radim,

no clues sorry, but if you don't need the oauth2 plugin you can just rm/mv
the liboauth2authmethod.so and you should be fine.

-- 
Alessandro Pasotti
QCooperative:  www.qcooperative.net
ItOpen:   www.itopen.it
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