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From: Michael Ellerman <mpe@ellerman.id.au>
To: Denis Kirjanov <kda@linux-powerpc.org>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: unrecoverable exception on G5 with CONFIG_PPC_EARLY_DEBUG enabled
Date: Mon, 06 Jun 2016 22:27:05 +1000	[thread overview]
Message-ID: <1465216025.2658.7.camel@ellerman.id.au> (raw)
In-Reply-To: <CAOJe8K1S9-AjJ106rQJMmTg_5238RzKgjFb9dyGuDY5ddydkgQ@mail.gmail.com>

On Mon, 2016-06-06 at 10:52 +0300, Denis Kirjanov wrote:

> Update: now with the proper mailing address.
> 
> Hi,
> 
> Posting if anyone knows how to quickly fix it :)

Sorry but no.

> Enabling  CONFIG_PPC_EARLY_DEBUG on my quad G5 causes kernel to die
> with the  unrecoverable exception 4100.

That means you took a SLB miss when MSR_RI was off.

What's at c000000000ace328 ?

> I haven't bisected this yet. Photo attached.

A bisect would be awesome.

cheers

  reply	other threads:[~2016-06-06 12:27 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-06  7:52 unrecoverable exception on G5 with CONFIG_PPC_EARLY_DEBUG enabled Denis Kirjanov
2016-06-06 12:27 ` Michael Ellerman [this message]
2016-06-16  8:12   ` Denis Kirjanov
2016-06-16 12:07     ` Michael Ellerman
2016-06-16 19:49       ` Denis Kirjanov
2016-06-16 22:33         ` Benjamin Herrenschmidt
2016-06-17  1:46           ` Michael Ellerman
2016-06-18 17:17             ` Aneesh Kumar K.V
2016-06-20  9:23               ` Michael Ellerman
2016-06-20 10:21                 ` Aneesh Kumar K.V
2016-06-21  0:59                   ` Michael Ellerman
2016-06-21  4:23                 ` Denis Kirjanov

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