linux-kernel - Re: Experiencing freezes with kernel 4.16.3 on a desktop with E5500 CPU (bisect included)

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Date:   Mon, 23 Apr 2018 08:23:24 -0300
From:   Diego Viola <diego.viola@...il.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     linux-kernel@...r.kernel.org, tglx@...utronix.de,
        len.brown@...el.com, rui.zhang@...el.com,
        "Rafael J. Wysocki" <rjw@...ysocki.net>
Subject: Re: Experiencing freezes with kernel 4.16.3 on a desktop with E5500
 CPU (bisect included)

On Mon, Apr 23, 2018 at 6:16 AM, Peter Zijlstra <peterz@...radead.org> wrote:
> On Sat, Apr 21, 2018 at 11:19:55PM -0300, Diego Viola wrote:
>
>> The problem only happens *after* resuming from suspend, in normal S0
>> state it never happens.
>
> What kind of suspend are you doing? s2disk, s2ram ?

Suspend to RAM with systemctl suspend.

>
>> My machine is a desktop and has a dual core E5500 CPU with 2GB of RAM,
>> I run Arch Linux and I use the i3wm.
>
> That's a Core2 era chip; does it actually have stable TSC ?

I'm not sure.

>
>> aa83c45762a242acce9b35020363225a7b59d7c9 is the first bad commit
>
> That is most curious; that was supposed to only affect early boot. I'll
> try and figure out of there's some intersection with suspend.

Thanks.