linux-kernel - Re: Kernel bug in 5.7 for PPC32 on PowerBook G4

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Message-ID: <94639869-c744-2879-9203-21cea664a563@lwfinger.net>
Date:   Sat, 23 May 2020 14:49:14 -0500
From:   Larry Finger <Larry.Finger@...inger.net>
To:     Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Paul Mackerras <paulus@...ba.org>,
        ppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: Kernel bug in 5.7 for PPC32 on PowerBook G4 - bisected to commit
 697ece7

On 5/23/20 12:30 PM, Christophe Leroy wrote:
> Hi Larry,
> 
> Le 23/05/2020 à 19:24, Larry Finger a écrit :
>> Hi Christophe,
>>
>> Although kernel 5.7.0-rc2 appeared to boot cleanly, it failed on my G4 when I 
>> tried to generate a new kernel. The following BUG message is logged:
>>
> 
> [...]
> 
>>
>> This problem was bisected to commit 697ece7 ("powerpc/32s: reorder Linux PTE 
>> bits to better match Hash PTE bits").
> 
> Being reversed in new -rc , see 
> https://patchwork.ozlabs.org/project/linuxppc-dev/patch/87sgfsf4hs.fsf@mpe.ellerman.id.au/ 

Christophe,

Thanks for the update.

Larry