Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264510AbTI2TSO (ORCPT ); Mon, 29 Sep 2003 15:18:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264529AbTI2TSN (ORCPT ); Mon, 29 Sep 2003 15:18:13 -0400 Received: from fw.osdl.org ([65.172.181.6]:32723 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S264510AbTI2TRJ (ORCPT ); Mon, 29 Sep 2003 15:17:09 -0400 Date: Mon, 29 Sep 2003 11:56:50 -0700 From: Andrew Morton To: Dave Jones Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Ingo Molnar Subject: Re: 2.6.0-test6-mm1 Message-Id: <20030929115650.46472ede.akpm@osdl.org> In-Reply-To: <20030929111447.GA21451@redhat.com> References: <20030928191038.394b98b4.akpm@osdl.org> <20030929111447.GA21451@redhat.com> X-Mailer: Sylpheed version 0.9.4 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Dave Jones wrote: > > On Sun, Sep 28, 2003 at 07:10:38PM -0700, Andrew Morton wrote: > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.0-test6/2.6.0-test6-mm1 > > Debug: sleeping function called from invalid context at include/linux/rwsem.h:43 > in_atomic():0, irqs_disabled():1 > Call Trace: > [<02123550>] do_page_fault+0x0/0x588 > [<021291be>] __might_sleep+0x9e/0xc0 > [<021237e0>] do_page_fault+0x290/0x588 > [<02135a85>] update_process_times+0x45/0x50 > [<02113ab8>] timer_interrupt+0x188/0x1e0 > [<0210ea0b>] do_IRQ+0x18b/0x230 > [<02123550>] do_page_fault+0x0/0x588 > You have the 4G split enabled, and took a pagefault in the timer interrupt handler. Conceivably that fault hit vmalloc space, but I don't see how. Even if it did, it shouldn't have got through to taking mmap_sem. I'm stumped. Maybe Ingo can spot it? - 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/