Extract dies with Disallowed syscall "sched_get_priority_max" caught in sandbox
I have tracker-miners 3.1.3 on Fedora 34. It was previously disabled (user services masked) and today I decided to turn it back on and use with rygel.
I've noticed that there are errors, specifically this "disallowed syscall" error on video files:
_MESSAGES_DEBUG=all TRACKER_DEBUG=config tracker3 extract ~/Videos/file.mkv
Tracker-Message: 22:48:44.326: Set scheduler policy to SCHED_IDLE
Tracker-Message: 22:48:44.326: Setting priority nice level to 19
(tracker-extract-3:208801): GLib-GIO-DEBUG: 22:48:44.329: _g_io_module_get_default: Found default implementation gvfs (GDaemonVfs) for ‘gio-vfs’
(tracker-extract-3:208801): GLib-GIO-DEBUG: 22:48:44.330: _g_io_module_get_default: Found default implementation dconf (DConfSettingsBackend) for ‘gsettings-backend’
(tracker-extract-3:208801): dconf-DEBUG: 22:48:44.330: watch_fast: "/org/freedesktop/tracker/extract/" (establishing: 0, active: 0)
Tracker-Message: 22:48:44.330: General options:
Tracker-Message: 22:48:44.330: Max bytes (per file) ................. 1048576
Tracker-Message: 22:48:44.330: Set scheduler policy to SCHED_IDLE
Tracker-Message: 22:48:44.330: Setting priority nice level to 19
Tracker-Message: 22:48:44.330: Loading extractor rules... (/usr/share/tracker3-miners/extract-rules)
Tracker-Message: 22:48:44.330: Loaded rule '10-abw.rule'
Tracker-Message: 22:48:44.330: Loaded rule '10-bmp.rule'
Tracker-Message: 22:48:44.330: Loaded rule '10-comics.rule'
Tracker-Message: 22:48:44.331: Loaded rule '10-desktop.rule'
Tracker-Message: 22:48:44.331: Loaded rule '10-ebooks.rule'
(tracker-extract-3:208801): dconf-DEBUG: 22:48:44.331: watch_established: "/org/freedesktop/tracker/extract/" (establishing: 1)
Tracker-Message: 22:48:44.331: Loaded rule '10-epub.rule'
Tracker-Message: 22:48:44.331: Loaded rule '10-gif.rule'
Tracker-Message: 22:48:44.331: Loaded rule '10-html.rule'
Tracker-Message: 22:48:44.331: Loaded rule '10-ico.rule'
Tracker-Message: 22:48:44.331: Loaded rule '10-jpeg.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-mp3.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-msoffice.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-oasis.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-pdf.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-png.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-ps.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-raw.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-svg.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-tiff.rule'
Tracker-Message: 22:48:44.332: Loaded rule '10-xps.rule'
Tracker-Message: 22:48:44.333: Loaded rule '11-iso.rule'
Tracker-Message: 22:48:44.333: Loaded rule '11-msoffice-xml.rule'
Tracker-Message: 22:48:44.333: Loaded rule '15-executable.rule'
Tracker-Message: 22:48:44.333: Loaded rule '15-games.rule'
Tracker-Message: 22:48:44.333: Loaded rule '15-gstreamer-guess.rule'
Tracker-Message: 22:48:44.333: Loaded rule '15-playlist.rule'
Tracker-Message: 22:48:44.333: Loaded rule '15-text.rule'
Tracker-Message: 22:48:44.334: Loaded rule '90-disc-generic.rule'
Tracker-Message: 22:48:44.334: Loaded rule '90-gstreamer-audio-generic.rule'
Tracker-Message: 22:48:44.334: Loaded rule '90-gstreamer-video-generic.rule'
Tracker-Message: 22:48:44.334: Extractor rules loaded
(tracker-extract-3:208801): Tracker-DEBUG: 22:48:44.334: MIME type guessed as 'video/x-matroska' (from GIO)
(tracker-extract-3:208801): Tracker-DEBUG: 22:48:44.345: Loading seccomp rules.
(tracker-extract-3:208801): Tracker-DEBUG: 22:48:44.346: Using /usr/lib64/tracker-miners-3.0/extract-modules/libextract-gstreamer.so...
(tracker-extract-3:208801): Tracker-DEBUG: 22:48:44.346: GStreamer backend in use:
(tracker-extract-3:208801): Tracker-DEBUG: 22:48:44.346: Discoverer/GUPnP-DLNA
Disallowed syscall "sched_get_priority_max" caught in sandbox
Backtrace:
Stack trace of thread 208807:
#0 0x00007f7d0ef85a29 __restore_rt (libpthread.so.0 + 0x13a29)
#1 0x00007f7cd67b7c0b n/a (libcuda.so.1 + 0xd6c0b)