[Bug 1914044] Update Released
Ćukasz Zemczak
1914044 at bugs.launchpad.net
Mon Apr 26 16:08:52 UTC 2021
The verification of the Stable Release Update for glibc has completed
successfully and the package is now being released to -updates.
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https://bugs.launchpad.net/bugs/1914044
Title:
[SRU] gstreamer fails with "cannot allocate memory in static TLS
block" error on aarch64
Status in glibc package in Ubuntu:
Fix Released
Status in glibc source package in Focal:
Fix Released
Status in glibc package in Debian:
Fix Released
Bug description:
[Impact]
gstreamer cannot load some plugins on 20.04, aarch64 due to TLS memory
exhaustion, so these plugins cannot be used. See LP: #1846837 and LP:
#1914030.
This is solved apparently on glibc 2.32:
https://sourceware.org/bugzilla/show_bug.cgi?id=25051
by patch
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=ffb17e7ba3a5ba9632cee97330b325072fbe41dd
[Test Case]
Running totem-video-thumbnailer shows TLS error in the version not
fixed, generates thumbnail with the fixed version:
$ sudo apt -y install totem gstreamer1.0-libav
...
$ wget https://ia800201.us.archive.org/12/items/BigBuckBunny_328/BigBuckBunny_512kb.mp4
...
$ totem-video-thumbnailer BigBuckBunny_512kb.mp4 thumbnail.png
...
(totem-video-thumbnailer:3602): GStreamer-WARNING **: 18:36:10.466: Failed to load plugin '/usr/lib/aarch64-linux-gnu/gstreamer-1.0/libgstlibav.so': /lib/aarch64-linux-gnu/libgomp.so.1: cannot allocate memory in static TLS block
...
[Where problems could occur]
This is delicate code in glibc with quite regression potential. Said
this, the code is in the next major release (2.32, while focal has
2.31), which has been running groovy for a while.
Also, apparently there is a 2.31 patch for groovy, before it moved to
2.32: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=964141
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