Po Lu <luangruo@yahoo.com> writes:

> Eli Zaretskii <eliz@gnu.org> writes:
>
>> This again says that Emacs is trying to read input via XIM.  Maybe 
>> Po
>> Lu could help us understand what could be going on.
>
> Thanks.  Would you please verify that the loop does not involve 
> Emacs
> calling xic_set_preeditarea over and over again?  IOW, break on the 
> line
> after 3176 in xfns.c, and see if that breakpoint is ever hit?
>
> Otherwise, I suggest looking in your system logs for crashes 
> involving
> the input method framework you are using.  Xlib does not know how to
> handle IM server crashes, and will either crash trying to access a
> nonexistent window or loop waiting for events from the crashed IM
> server, which is what I think it's doing here.

Good call, it looks like this is exactly what's happening. Please see 
my other reply for details of an IBus crash.

Kind regards,

-- 
Simon Pugnet
https://www.polaris64.net/