From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Gerhard Pircher <gerhard_pircher@gmx.net>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: Kernel locks up after calling kernel_execve()
Date: Fri, 09 Nov 2007 10:20:17 +1100 [thread overview]
Message-ID: <1194564017.6561.21.camel@pasglop> (raw)
In-Reply-To: <20071108214723.135260@gmx.net>
On Thu, 2007-11-08 at 22:47 +0100, Gerhard Pircher wrote:
> Hi,
>
> I tested my patches for the AmigaOne platform with the lastest 2.6.24-rc2
> kernel snapshot. The kernel runs through all initcalls, but locks up
> completely after calling INIT (/sbin/init) by kernel_execve(). Thus I
> couldn't capture any kernel oops or panic output. Also the magic sysrq
> key doesn't work. Enabling debug code for soft lockups and spinlock
> debugging didn't reveal any information.
> I'm not sure, but I think it is the same problem I had with all kernels
> >= 2.6.17. All of these kernels lock up shortly before or right at calling
> the init program (resp. as soon as the kernel forks some kernel theads).
> Any suggestions on how to track down this problem?
You don't have a HW debugger or anything like that ?
Ben.
next prev parent reply other threads:[~2007-11-08 23:20 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-08 21:47 Kernel locks up after calling kernel_execve() Gerhard Pircher
2007-11-08 23:20 ` Benjamin Herrenschmidt [this message]
2007-11-09 7:41 ` Gerhard Pircher
2007-11-09 7:50 ` Benjamin Herrenschmidt
2007-11-10 17:11 ` Gerhard Pircher
2007-11-11 3:55 ` Benjamin Herrenschmidt
2007-11-13 21:23 ` Gerhard Pircher
2007-11-13 21:43 ` Benjamin Herrenschmidt
2007-11-13 22:06 ` Gerhard Pircher
2007-11-13 23:37 ` Benjamin Herrenschmidt
2007-11-14 9:39 ` Gerhard Pircher
2007-11-14 10:04 ` Benjamin Herrenschmidt
2007-11-14 10:15 ` Gerhard Pircher
2007-11-14 21:54 ` Paul Mackerras
2007-11-15 8:48 ` Gerhard Pircher
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