Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422662AbWJPW51 (ORCPT ); Mon, 16 Oct 2006 18:57:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422785AbWJPW51 (ORCPT ); Mon, 16 Oct 2006 18:57:27 -0400 Received: from emailer.gwdg.de ([134.76.10.24]:1196 "EHLO emailer.gwdg.de") by vger.kernel.org with ESMTP id S1422662AbWJPW5Z (ORCPT ); Mon, 16 Oct 2006 18:57:25 -0400 Date: Tue, 17 Oct 2006 00:56:26 +0200 (MEST) From: Jan Engelhardt To: David Miller cc: andrew@walrond.org, linux-kernel@vger.kernel.org Subject: Re: Sparc64 kernel message: BUG: soft lockup detected on CPU#3! In-Reply-To: <20061016.153720.115911255.davem@davemloft.net> Message-ID: References: <20061016164124.GC9350@pelagius.h-e-r-e-s-y.com> <20061016.135400.112621150.davem@davemloft.net> <20061016.153720.115911255.davem@davemloft.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Spam-Report: Content analysis: 0.0 points, 6.0 required _SUMMARY_ Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1246 Lines: 33 >> I have not seen this soft lockup so far, though I run a 2.6.16, most >> likely using CONFIG_PROM_CONSOLE (redirected to ttya by prom) because >> the machine is not a SUN4V (which SUNHV seems to be for). > >You could be using one of the other serial drivers. >Check the boot messages and your kernel config. Thanks for the hint. I am still a bit puzzled why there are so many serial ports detected even though there is only ttya and ttyb on the back: Console: switching to mono PROM 80x24 su0 at 0x000001fff13062f8 (irq = 5,7ea) is a 16550A su1 at 0x000001fff13083f8 (irq = 9,7e9) is a 16550A ttyS0 at MMIO 0x1fff1400000 (irq = 7901920) is a SAB82532 V3.2 Console: ttyS0 (SAB82532) ttyS1 at MMIO 0x1fff1400040 (irq = 7901920) is a SAB82532 V3.2 ttyS2 at MMIO 0x1fff1200000 (irq = 7901664) is a SAB82532 V3.2 ttyS3 at MMIO 0x1fff1200040 (irq = 7901664) is a SAB82532 V3.2 One of them may actually be the mouse though currently no [SUN4] keyboard (and hence no mouse) is attached. -`J' -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/