linux-kernel - Re: WARNING: CPU: 1 PID: 0 at arch/x86/mm/tlb.c:245 initialize_tlbstate_and

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Message-ID: <CA+55aFy7TEk4Lc8M8PZHPR2_CZa7YbHFa3Poge-HRMsKFw=2ZQ@mail.gmail.com>
Date:   Wed, 13 Sep 2017 09:26:49 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     Andy Lutomirski <luto@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: WARNING: CPU: 1 PID: 0 at arch/x86/mm/tlb.c:245 initialize_tlbstate_and_flush+0x6a/0x100

On Wed, Sep 13, 2017 at 9:11 AM, Jens Axboe <axboe@...nel.dk> wrote:
>
> I get this new warning when I suspend/resume my gen4 x1 laptop running
> current -git. Looks like this commit is the problematic one:

Yes, ths fix should be percolating up from the x86 tip tree later
today, I'm hoping. In the meantime, things should work with current
-git (as long as you don't hibernate), apart from the ugly warning.

                  Linus