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Date:   Tue, 23 Mar 2021 04:09:05 +0200
From:   Jarkko Sakkinen <jarkko@kernel.org>
To:     Paul Enuta <paulenuta@gmail.com>
Cc:     linux-integrity@vger.kernel.org
Subject: Re: 5.10.y Kernel Panic while poweroff and reboot - Null Pointer
 Exception - with TPM-Module SLB 9670
Message-ID: <YFlNwaLhuwPiIzYF@kernel.org>
References: <20210322205720.12F8CC061756@lindbergh.monkeyblade.net>
 <CAEjsYA4vSatmpK7dExmK=+-21xEfv01diTSxUUj4EZW5tAVb_w@mail.gmail.com>
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On Mon, Mar 22, 2021 at 11:01:09PM +0200, Paul Enuta wrote:
> Dear all,
> 
> As described in the issue here:
>  https://github.com/raspberrypi/linux/issues/4228
> and here:
>  https://www.raspberrypi.org/forums/viewtopic.php?f=75&t=303564&p=1817702#p1839351
> starting with kernel 5.10.XX we encounter a system hang with kernel
> panic at poweroff or reboot if we have dtoverlay=tpm-slb9670 loaded.
> Applying the patch proposed here:
> https://github.com/raspberrypi/linux/issues/4228#issuecomment-804081079
> and rebuilding the kernel solves the issue.
> 
> Please review the issue and provide guidance finding the cause and solving.
> 
> Kind regards,
> Paul Enuta


So does this happen with the latest mainline? Patched kernels are not our
concern.


/Jarkko