[systemd-devel] systemd tries to terminate a process that seems to have exited

[Andrei Borzenkov]

On 05.05.2022 04:41, Yuri Kanivetsky wrote:
> Hi,
> 
> This might be not a systemd issue. But the behavior is weird, and I'm not sure.
> 
> I'm trying to run GNOME in a docker container. And gnome-keyring fails to start:
> 
> https://gist.github.com/x-yuri/c3c715ea6355633de4546ae957a66410
> 
> I added debug statements, and in the log I see:
> 
>     May 02 05:09:02 ab6aaba04124 systemd[109]: Starting Start
> gnome-keyring for the Secrets Service, and PKCS #11...
>     May 02 05:09:02 ab6aaba04124 gnome-keyring-d[309]: -- main: 1046
>     May 02 05:09:02 ab6aaba04124 gnome-keyring-daemon[309]:
> gnome-keyring-daemon: no process capabilities, insecure memory might
> get used
>     May 02 05:09:02 ab6aaba04124 gnome-keyring-daemon[309]: --
> fork_and_print_environment: fork(), parent, 653
>     May 02 05:09:02 ab6aaba04124 gnome-keyring-daemon[321]: --
> fork_and_print_environment: fork(), child, 684
>     May 02 05:09:02 ab6aaba04124 gnome-keyring-daemon[321]: couldn't
> access control socket: /run/user/1000/keyring/control: No such file or
> directory
>     May 02 05:09:02 ab6aaba04124 gnome-keyring-daemon[309]: --
> fork_and_print_environment: exit(0), 680
>     May 02 05:09:02 ab6aaba04124 gnome-keyring-daemon[321]: -- main:
> return 0, 1210
>     May 02 05:10:32 ab6aaba04124 systemd[109]: gnome-keyring.service:
> State 'stop-sigterm' timed out. Killing.
>     May 02 05:10:32 ab6aaba04124 systemd[109]: gnome-keyring.service:
> Failed with result 'timeout'.
>     May 02 05:10:32 ab6aaba04124 systemd[109]: Failed to start Start
> gnome-keyring for the Secrets Service, and PKCS #11.
> 
...
> 
> I can only reproduce it on Debian 8. Which kind of makes it
> unimportant. But the behavior is so weird (either gnome-keyring is
> blocked in/after exit(), or systemd tries to kill a process that
> exited), that I can't help but think about what is really going on
> there.
> 


So run systemd user instance with debug level logging to see which
process are still left.