Re: 4.3 serial driver crashes with console shortly after boot

From: Andi Kleen
Date: Tue Nov 10 2015 - 17:41:41 EST


> I've just tried to reproduce this without success on my current
> tree which has some additional patches I just posted this am. They weren't
> intended to fix crashes but they directly impact the area of concern. Could
> you try these three?
>
> [PATCH v2 2/4] n_tty: Ignore all read data when closing
> [PATCH v2 3/4] tty: Abstract and encapsulate tty->closing behavior
> [PATCH v2 4/4] tty: Remove drivers' extra tty_ldisc_flush()
>
Applying the three patches fixes the crash.
I haven't tried to figure out which one did the trick.

Thanks,

-Andi
--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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