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Date: Tue, 16 Oct 2018 09:04:30 +0200
From: Greg KH <gregkh@linuxfoundation.org>
To: Christoph Biedl <linux-kernel.bfrz@manchmal.in-ulm.de>
Cc: stable@vger.kernel.org
Subject: Re: 4.14: Regression on ppc32 (early crash)
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On Tue, Oct 16, 2018 at 08:05:23AM +0200, Christoph Biedl wrote:
> Hello,
> 
> on both my ppc32 systems I've tested (G4 PowerMac and G4 Mac-mini), I
> see a regression after upgrading from 4.14.74 to 4.14.76: Very soon
> after starting the kernel from yaboot, they drop me into a OF prompt,
> message is "invalid memory access at" on the mini, and another one I
> forgot on the PowerMac. FWIW, the ppc64 G5 PowerMac does fine.
> 
> Before I start bisecting - might take a few days -, is this already on
> radar?

I have not heard of this, sorry.

Does the latest 4.18.y and/or the latest 4.19-rc8 release have this same
problem for you?

thanks,

greg k-h