Subject: [PATCH]: Re: NMI: IOCK error (debug interrupt?) - nope
From: Gianni Tedesco <gianni@ecsc.co.uk>
To: linux-kernel@vger.kernel.org
In-Reply-To: <1040293420.12106.13.camel@lemsip>
References: <1040293420.12106.13.camel@lemsip>
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Message-Id: <1040656341.23373.18.camel@lemsip>
Mime-Version: 1.0
Date: 23 Dec 2002 15:12:22 +0000
Sender: linux-kernel-owner@vger.kernel.org
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On Thu, 2002-12-19 at 10:23, Gianni Tedesco wrote:
> Hello,
>=20
> A firewall of ours recently went tits up (2.4.19). It was still routing
> traffic but when I connected to SSH for example the SSH banner would not
> appear, it looked like all userspace was dead.
>=20
> When we looked in the logs there was this. Presumably the hardware is
> broken. But I wonder if anyone can confirm this? Thanks!
>=20
> NMI: IOCK error (debug interrupt?)

Turns out to be a 2bit ECC error. The machine is a dell power-edge 350.

--- linux-2.4.19.orig/arch/i386/kernel/traps.c	Mon Dec 23 13:28:32 2002
+++ linux-2.4.19/arch/i386/kernel/traps.c	Mon Dec 23 15:11:24 2002
@@ -613,7 +613,7 @@
 {
 	unsigned long i;
=20
-	printk("NMI: IOCK error (debug interrupt?)\n");
+	printk("NMI: IOCK error (debug interrupt / ECC RAM error?)\n");
 	show_registers(regs);
=20
 	/* Re-enable the IOCK line, wait for a few seconds */


--=20
// Gianni Tedesco (gianni at ecsc dot co dot uk)
lynx --source www.scaramanga.co.uk/gianni-at-ecsc.asc | gpg --import
8646BE7D: 6D9F 2287 870E A2C9 8F60 3A3C 91B5 7669 8646 BE7D

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