linux-kernel - Re: 2.6.26-rc: SPARC: Sun Ultra 10 can not boot

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Message-ID: <a4423d670806190902l48c542e0i6a7380a2d3e7f520@mail.gmail.com>
Date:	Thu, 19 Jun 2008 20:02:44 +0400
From:	"Alexander Beregalov" <a.beregalov@...il.com>
To:	"David Miller" <davem@...emloft.net>,
	kernel-testers@...r.kernel.org, sparclinux@...r.kernel.org,
	"kernel list" <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.26-rc: SPARC: Sun Ultra 10 can not boot

2008/6/19 Alexander Beregalov <a.beregalov@...il.com>:
> Hi
>
> Sun Ultra 10 can not boot the last 2.6.26-rc6-git, it hangs right after
>
> Console: colour dummy device 80x25
> console handover: boot [earlyprom0] -> real [tty0]
<cut>
> I have done bisect:
>
> a051bc5bb1ac6dc138d529077fa20cbbc6622d95 is first bad commit
> commit a051bc5bb1ac6dc138d529077fa20cbbc6622d95
> Author: David S. Miller <davem@...emloft.net>
> Date:   Wed May 21 18:14:28 2008 -0700
>
>    sparc64: Fix kernel thread stack termination.
>
>    Because of the silly way I set up the initial stack for
>    new kernel threads, there is a loop at the top of the
>    stack.
>
>    To fix this, properly add another stack frame that is copied
>    from the parent and terminate it in the child by setting
>    the frame pointer in that frame to zero.
>
>    Signed-off-by: David S. Miller <davem@...emloft.net>
>
> :040000 040000 beba7e8c740188a7c19a3569f08b1edd25b8000d
> aed42d5af3ab9a84ccb3dfe07eb444a78f9001fa M      arch
>

I have reverted this commit and
2.6.26-rc6-00233-g99d3b2d works fine. It can boot.
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