On Fri, 16 Feb 2018, Yuriy Vostrikov wrote:
> On 15 February 2018 at 11:52, Thomas Gleixner <t...@linutronix.de> wrote:
> > Can you please take snapshots from:
> >
> > /proc/interrupts
> > /sys/kernel/debug/irq/*
> >
> > right after boot, after the unplug, before suspend and after resume?
> >
>
> Apparently, timing is important: problem manifests if the laptop goes
> to sleep shortly after unplug.
> If there is some delay between unplugging and sleeping, then there is
> no problem.
> I'm attaching tar.gz with two runs: run-1 with the problem and run-2
> without. Dumps include output
> of dmesg in time of making a snapshot.
>
> Hope this clarifies the situation a bit.
Yes. I finally wrapped my brain around it and I can reproduce now after
understanding the root cause. I have no fix yet, but I should have
something for you to test tomorrow.
Thanks for providing all the info.
tglx
