From: David Miller <davem@davemloft.net>
To: linux@roeck-us.net
Cc: pasha.tatashin@oracle.com, linux-kernel@vger.kernel.org,
bob.picco@oracle.com, steven.sistare@oracle.com
Subject: Re: qemu sparc64 runtime crashes in -next
Date: Wed, 14 Jun 2017 15:31:08 -0400 (EDT) [thread overview]
Message-ID: <20170614.153108.433249474812834884.davem@davemloft.net> (raw)
In-Reply-To: <157ed65a-b676-960c-5293-5964b7110f90@roeck-us.net>
From: Guenter Roeck <linux@roeck-us.net>
Date: Wed, 14 Jun 2017 03:13:54 -0700
> Hi,
>
> my sparc qemu tests started failing with next-20170613.
> Log output is not very helpful:
>
> Unhandled Exception 0x0000000000000028
> PC = 0x00000000004620f4 NPC = 0x00000000004620f8
> Stopping execution
>
> It looks like 0x00000000004620f4 is in init_tick_ops().
>
> Bisect points to commit 'sparc64: improve modularity tick options'.
> Bisect log is attached.
>
> No idea if this is a qemu problem. If you think it is, anything to
> help
> tracking it down would be appreciated.
Pavel, please look into this.
It looks weird that the commit it bisects to would cause a problem.
Maybe the change from __read_mostly to __cachelin_aligned causes the
issue?
Really weird...
next prev parent reply other threads:[~2017-06-14 19:31 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-14 10:13 Guenter Roeck
2017-06-14 19:31 ` David Miller [this message]
2017-06-14 20:42 ` Guenter Roeck
2017-06-14 20:53 ` Pasha Tatashin
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