linux-kernel - Re: Regression with commit 0a67361dcdaa

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Message-ID: <CAMj1kXH+9wM5xwm31YE=CY6WUyeCt66r-3g5SohisQPcz3x-Kg@mail.gmail.com>
Date:   Thu, 16 Apr 2020 16:57:13 +0200
From:   Ard Biesheuvel <ardb@...nel.org>
To:     Jarkko Nikula <jarkko.nikula@...ux.intel.com>
Cc:     linux-efi <linux-efi@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Tony Luck <tony.luck@...el.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: Regression with commit 0a67361dcdaa

On Thu, 16 Apr 2020 at 16:56, Jarkko Nikula
<jarkko.nikula@...ux.intel.com> wrote:
>
> On 4/16/20 5:36 PM, Ard Biesheuvel wrote:
> > On Thu, 16 Apr 2020 at 16:35, Jarkko Nikula
> > <jarkko.nikula@...ux.intel.com> wrote:
> >>
> >> Hi
> >>
> >> v5.7-rc1 hangs in early boot on an Intel Atom based prototype hardware
> >> while v5.6 boots fine. I bisected the regression into 0a67361dcdaa
> >> ("efi/x86: Remove runtime table address from kexec EFI setup data").
> >>
> >> v5.7-rc1 caused a reboot loop on another Intel Core based prototype HW.
> >> Reboots also on top of 0a67361dcdaa but boots fine with that commit
> >> reverted.
> >>
> >> Our test system uses kexec to boot the test kernel. These two machines
> >> got regression with v5.7-rc1. We have also others that boot fine.
> >>
> >
> > This should already be fixed in Linus's tree. Please report back
> > whether that solves your problem or not.
> >
> Ah, I forgot to pull & test before bisecting...
>
> Yes, both machines boot fine with the HEAD 00086336a8d9 ("Merge tag
> 'efi-urgent-2020-04-15' of
> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip").
>


OK, good to know. Thanks for confirming.