Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756021AbYKOR0X (ORCPT ); Sat, 15 Nov 2008 12:26:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755697AbYKOR0E (ORCPT ); Sat, 15 Nov 2008 12:26:04 -0500 Received: from rn-out-0910.google.com ([64.233.170.189]:1893 "EHLO rn-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755217AbYKOR0B (ORCPT ); Sat, 15 Nov 2008 12:26:01 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=ell254juhyjli7Q0SwBNeOxlD6n+5d2JY8w/HqOBn1aI/hBirDxHhg3HeHk8iRufZb StNuHlWIukLQs6UTtn4BUm1n7pAsPXTBNxQjkqQA4vh2ZfHwpafL02A4NiNE/v7QR22q EbcbT+bzjHVkf1IW/lFEL5jRX5ubltGCsGKjM= Message-ID: Date: Sat, 15 Nov 2008 20:25:58 +0300 From: "Alexander Beregalov" To: "Jens Axboe" Subject: Re: next-20081114: WARNING: at block/blk-barrier.c:246 blk_do_ordered() Cc: LKML , linux-next@vger.kernel.org In-Reply-To: <20081115160739.GA26778@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20081115160739.GA26778@kernel.dk> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2295 Lines: 48 2008/11/15 Jens Axboe : > On Fri, Nov 14 2008, Alexander Beregalov wrote: >> WARNING: at block/blk-barrier.c:246 blk_do_ordered+0x22b/0x26a() >> Modules linked in: >> Pid: 0, comm: swapper Not tainted 2.6.28-rc4-next-20081114 #3 >> Call Trace: >> [] warn_on_slowpath+0x58/0x7d >> [] ? mark_lock+0x1c/0x37a >> [] ? elv_rb_del+0x30/0x4b >> [] ? cfq_remove_request+0x180/0x1d8 >> [] ? __cfq_slice_expired+0xd6/0xeb >> [] ? cfq_slice_expired+0x19/0x1b >> [] ? cfq_dispatch_requests+0x2c1/0x37e >> [] blk_do_ordered+0x22b/0x26a >> [] elv_next_request+0x1d0/0x210 >> [] scsi_request_fn+0x9e/0x539 >> [] ? put_lock_stats+0xe/0x27 >> [] blk_invoke_request_fn+0x3b/0x6e >> [] __blk_run_queue+0x25/0x29 >> [] blk_run_queue+0x21/0x35 >> [] scsi_run_queue+0x2cf/0x379 >> [] scsi_next_command+0x36/0x46 >> [] scsi_end_request+0x92/0xa4 >> [] scsi_io_completion+0x1a7/0x3ad >> [] scsi_finish_command+0xe9/0xf2 >> [] scsi_softirq_done+0x10e/0x117 >> [] blk_done_softirq+0x7f/0x8f >> [] __do_softirq+0x70/0x101 >> [] call_softirq+0x1c/0x28 >> [] do_softirq+0x39/0x8a >> [] irq_exit+0x45/0xa2 >> [] do_IRQ+0x16a/0x19c >> [] ret_from_intr+0x0/0xf >> [] ? mwait_idle+0x3e/0x48 >> [] ? mwait_idle+0x35/0x48 >> [] ? cpu_idle+0x51/0xba >> [] ? rest_init+0x70/0x72 >> ---[ end trace 115cb4be7e150bb9 ]--- > > I'm assuming this is new with -next and doesn't happen with 2.6.28-rc4? Yes. > Is it reproducible in -next? I have seen it only once yet. -- 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/