speakup crashes with kernel 5.4.69

[Gregory Nowak]

On Sun, Nov 01, 2020 at 10:40:00PM +0100, Samuel Thibault wrote:
> Didier Spaier, le dim. 01 nov. 2020 22:28:46 +0100, a ecrit:
> > Le 01/11/2020 à 21:59, Samuel Thibault a écrit :
> > > John Covici, le mar. 13 oct. 2020 04:02:09 -0400, a ecrit:
> > >> Hi.  When I just tried to boot with kernel 5.4.69, it did come up, but
> > >> soon crashed with a lot of kernel: basd schedule from idle thread.
> > > 
> > > Ok, I see the concern. Would you be able to try the attached patch?
> > 
> > Does this issue affect/can this patch be applied against/ 5.4.62/5.4.72?
> 
> Yes, not much has changed in the 5.4 series.
> 
> > I ask as Slint currently includes 5.4.62 but I was about to upgrade to 5.5.72
> > (and no Slint user complained so far. Maybe only some uses cases or
> > hard synths are in concern?)
> 
> It's specific to the ltlk and spkout synths.

I'm using a ltlk on a machine running 5.4.70, and on another running
5.8.14 sometimes, and haven't run into this issue. Does this effect
only the 5.4.x series of kernels, or later ones through 5.9.x?
Is there something I can do to
force the problem to happen, so as to test the patch properly?

Greg


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