On 11/02/20 18:35, Alex Bennée wrote:
> Through a mechanism I don't quite yet understand we can find ourselves
> with a left over RCU thread when we exit group. This is a racy failure
> that occurs for example with:
>   alpha-linux-user running testthread
>     with libhowvec.so plugin
>     but only when run from make
> This may not be the correct fix but it seems to alleviate the
> symptoms.

Can you explain what is the effect of this left-over thread?  All
threads should be terminated when the process exits and I'm not sure why
the user-mode emulation is special.


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