[xml/sgml-pkgs] Bug#287371: Bug#287371: xsltproc: Probable memory leak (when using document()?)

[Vincent Lefevre]

On 2022-02-19 18:28:00 +0100, Vincent Lefevre wrote:
> I'll test again (I've been using a fake DTD for the past 15 years).

This has just happened. The consequence is that several unrelated
processes were killed by the OOM killer, including daemons!

[...]
Apr 25 02:44:53 zira systemd[6589]: dconf.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/ldac_hq
Apr 25 02:44:53 zira systemd[1]: user at 1000.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/ldac_sq
Apr 25 02:44:53 zira systemd[6589]: pipewire.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/ldac_mq
Apr 25 02:44:53 zira systemd[6589]: pipewire-media-session.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSink/aptx_hd
Apr 25 02:44:53 zira systemd[6589]: pulseaudio.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/aptx_hd
Apr 25 02:44:53 zira systemd[6589]: pipewire.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSink/aptx
Apr 25 02:44:53 zira systemd[6589]: pipewire.service: Failed with result 'oom-kill'.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/aptx
Apr 25 02:44:55 zira systemd[1]: user at 1000.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSink/sbc
Apr 25 02:44:55 zira systemd[1]: session-204.scope: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:53 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/sbc
Apr 25 02:44:55 zira systemd[6589]: Requested transaction contradicts existing jobs: Resource deadlock avoided
Apr 25 02:44:53 zira acpid[792]: input device has been disconnected, fd 23
Apr 25 02:44:55 zira systemd[6589]: gpg-agent.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:55 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSink/sbc_xq_453
Apr 25 02:44:55 zira systemd[6589]: dbus.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:55 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/sbc_xq_453
Apr 25 02:44:55 zira systemd[6589]: at-spi-dbus-bus.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:55 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSink/sbc_xq_512
Apr 25 02:44:55 zira systemd[6589]: gvfs-daemon.service: A process of this unit has been killed by the OOM killer.
Apr 25 02:44:55 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/sbc_xq_512
Apr 25 02:44:55 zira systemd[6589]: pipewire-media-session.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:55 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSink/sbc_xq_552
Apr 25 02:44:55 zira systemd[6589]: pipewire-media-session.service: Failed with result 'oom-kill'.
Apr 25 02:44:55 zira bluetoothd[241267]: Endpoint unregistered: sender=:1.100 path=/MediaEndpoint/A2DPSource/sbc_xq_552
Apr 25 02:44:55 zira systemd[6589]: Stopped PipeWire Media Session Manager.
Apr 25 02:44:56 zira rtkit-daemon[826]: Successfully made thread 289323 of process 289323 owned by '1000' high priority at nice level -11.
Apr 25 02:44:55 zira systemd[6589]: pipewire-media-session.service: Consumed 3.038s CPU time.
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 1 threads of 1 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: dbus.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 1 threads of 1 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: dbus.service: Failed with result 'oom-kill'.
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 1 threads of 1 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: gvfs-daemon.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 1 threads of 1 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: gvfs-daemon.service: Failed with result 'oom-kill'.
Apr 25 02:44:56 zira rtkit-daemon[826]: Successfully made thread 289329 of process 289324 owned by '1000' RT at priority 20.
Apr 25 02:44:55 zira systemd[6589]: at-spi-dbus-bus.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 2 threads of 2 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: at-spi-dbus-bus.service: Failed with result 'oom-kill'.
Apr 25 02:44:56 zira rtkit-daemon[826]: Successfully made thread 289327 of process 289327 owned by '1000' high priority at nice level -11.
Apr 25 02:44:55 zira systemd[6589]: pulseaudio.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 3 threads of 3 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: pulseaudio.service: Failed with result 'oom-kill'.
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 3 threads of 3 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: pulseaudio.service: Consumed 9min 48.063s CPU time.
Apr 25 02:44:56 zira rtkit-daemon[826]: Successfully made thread 289331 of process 289323 owned by '1000' RT at priority 20.
Apr 25 02:44:55 zira systemd[6589]: gpg-agent.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:56 zira rtkit-daemon[826]: Supervising 4 threads of 3 processes of 1 users.
Apr 25 02:44:55 zira systemd[6589]: gpg-agent.service: Failed with result 'oom-kill'.
Apr 25 02:44:55 zira systemd[6589]: dconf.service: Main process exited, code=killed, status=9/KILL
Apr 25 02:44:55 zira systemd[6589]: dconf.service: Failed with result 'oom-kill'.
[...]

(some daemons restarted automatically, but bluetooth was still in
a bad state).

-- 
Vincent Lefèvre <vincent at vinc17.net> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)