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Date: Sat, 9 Aug 2003 15:45:17 -0700
From: Andrew Morton <akpm@osdl.org>
To: "S.Coffin" <scoffin@comcast.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Repeatable hard crash with 2.6.0.test[123]
Message-Id: <20030809154517.599b3de8.akpm@osdl.org>
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"S.Coffin" <scoffin@comcast.net> wrote:
>
>         (unknown output at beginning)
>  [<c01cb601>] exit_io_context+0x21/0x90
>  [<c011a717>] printk+0x107/0x140
>  [<c011bd02>] do_exit+0x42/0x2e0
>  [<c011bd02>] do_divide_error+0x0/0x100
>  [<c0115bd7>] do_page_fault+0x277/0x43e
>  [<c0115960>] do_page_fault+0x010/0x43e
>  [<c0109155>] error_code+0x2d/0x38
>          (repeat about 1000 times)

Looks like you're getting recursive oopses.

Please apply this patch, see if you can capture a decent trace.

 arch/i386/kernel/traps.c |    2 ++
 1 files changed, 2 insertions(+)

diff -puN arch/i386/kernel/traps.c~a arch/i386/kernel/traps.c
--- 25/arch/i386/kernel/traps.c~a	2003-08-09 15:43:15.000000000 -0700
+++ 25-akpm/arch/i386/kernel/traps.c	2003-08-09 15:43:53.000000000 -0700
@@ -270,6 +270,8 @@ void die(const char * str, struct pt_reg
 		schedule_timeout(5 * HZ);
 		panic("Fatal exception");
 	}
+	for ( ; ; )
+		schedule();
 	do_exit(SIGSEGV);
 }
 

_

If it still screws up, try just making it:

	for ( ; ; )
		;

(ie: remove the "schedule()").

Thanks.