Bug#1141812: zathura: starts with about 30 seconds of delay over SSH X11 forwarding with Gdk Vulkan warnings

[Sebastian Ramacher]

Control: reassign -1 libgtk-4-1 4.22.2+ds-2

On 2026-07-10 13:05:29 +0200, Francesco Poli (wintermute) wrote:
> Package: zathura
> Version: 2026.07.02-3
> Severity: important
> X-Debbugs-Cc: invernomuto at paranoici.org
> 
> Hello!
> 
> Since at least zathura/2026.07.02-3, I have been seeing a new misbehavior,
> which looks like a regression.
> I have also tried to upgrade to zathura/2026.07.08-1, but I see the same
> issue.
> 
> Running zathura locally in X does not seem to have any issue.
> But, if I run it over SSH X11 forwarding:
> 
>     local-box $ ssh -X remote-box
>     remote-box $ zathura document.pdf
>     libEGL warning: DRI3 error: Could not get DRI3 device
>     libEGL warning: Ensure your X server supports DRI3 to get accelerated rendering
>     
>     (zathura:691837): Gdk-WARNING **: 12:49:42.368: Cannot get portal org.freedesktop.portal.Inhibit version: Timeout was reached
>     
>     (org.pwmt.zathura:691837): Gdk-WARNING **: 12:49:42.445: Vulkan: ../src/amd/vulkan/radv_physical_device.c:2382: Could not open device /dev/dri/renderD128: Permission denied (VK_ERROR_INCOMPATIBLE_DRIVER)
>     
>     (org.pwmt.zathura:691837): Gdk-WARNING **: 12:49:42.446: Vulkan: ../src/intel/vulkan/anv_physical_device.c:2650: Unable to open device /dev/dri/renderD128: Permission denied (VK_ERROR_INCOMPATIBLE_DRIVER)
> 
> 
> This warnings are produced very slowly, thus delaying the startup of zathura
> by about 30 s, while in the past I hadn't noticed any significant delay
> (beyond the small one expected because of the remote rendering).
> 
> I don't know if this is related to bug [#1049423], but I am seeing GDK Vulkan
> warnings, which are not mentioned in that bug report...
> 
> [#1049423]: <https://bugs.debian.org/1049423>

You have correctly identified this is a Gtk 4 issue and even found the
bug. Reassigning accordingly.

Cheers

> 
> Please note that the remote-box has AMD CPU-integrated graphics, while the
> local-box has Intel CPU-integrated graphics. Maybe this explains why I am
> seeing an AMD-related Vulkan warning and an Intel-related one...
> 
> Please investigate this issue, and re-assign or forward upstream, as
> appropriate.
> 
> Thanks for your time and dedication!
> 
> 
> -- System Information:
> Debian Release: forky/sid
>   APT prefers testing
>   APT policy: (800, 'testing'), (500, 'unstable')
> Architecture: amd64 (x86_64)
> 
> Kernel: Linux 7.0.13+deb14-amd64 (SMP w/4 CPU threads; PREEMPT)
> Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US:en
> Shell: /bin/sh linked to /usr/bin/dash
> Init: systemd (via /run/systemd/system)
> LSM: AppArmor: enabled
> 
> Versions of packages zathura depends on:
> ii  libc6                2.42-17
> ii  libcairo2            1.18.4-3+b1
> ii  libgirara5           2026.07.07-1
> ii  libglib2.0-0t64      2.88.2-1
> ii  libgraphene-1.0-0    1.10.8-5+b2
> ii  libgtk-4-1           4.22.2+ds-2
> ii  libjson-glib-1.0-0   1.10.8+ds-2+b1
> ii  libmagic1t64         1:5.47-4
> ii  libpango-1.0-0       1.58.0-1
> ii  libpangocairo-1.0-0  1.58.0-1
> ii  libseccomp2          2.6.0-2+b1
> ii  libsqlite3-0         3.46.1-9+b1
> ii  libsynctex2          2026.20260303.78225+ds-4
> ii  libxxhash0           0.8.3-2+b2
> ii  zathura-pdf-poppler  2026.05.10-1+b1
> 
> zathura recommends no packages.
> 
> Versions of packages zathura suggests:
> ii  chromium [www-browser]     149.0.7827.196-1
> ii  falkon [www-browser]       26.04.2-1
> ii  firefox-esr [www-browser]  140.12.0esr-1
> ii  w3m [www-browser]          0.5.3+git20230121-2.3
> ii  zathura-cb                 2026.05.10-1+b1
> ii  zathura-djvu               2026.05.10-1+b1
> ii  zathura-ps                 2026.02.03-1+b1
> 
> -- no debconf information

-- 
Sebastian Ramacher