From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753734AbaKZP20 (ORCPT ); Wed, 26 Nov 2014 10:28:26 -0500 Received: from imap.thunk.org ([74.207.234.97]:53089 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751294AbaKZP2Y (ORCPT ); Wed, 26 Nov 2014 10:28:24 -0500 Date: Wed, 26 Nov 2014 10:28:21 -0500 From: "Theodore Ts'o" To: Sergey Senozhatsky Cc: Andreas Dilger , linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: ext4: possible unsafe locking scenario Message-ID: <20141126152821.GA4004@thunk.org> Mail-Followup-To: Theodore Ts'o , Sergey Senozhatsky , Andreas Dilger , linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org References: <20141126145951.GA2750@swordfish> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20141126145951.GA2750@swordfish> User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: tytso@thunk.org X-SA-Exim-Scanned: No (on imap.thunk.org); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 26, 2014 at 11:59:51PM +0900, Sergey Senozhatsky wrote: > Hello, > > locked spew with the current -next. Hmm.... what was the system doing at that time? Is it something that reliably reproduces, or is this a one-off? Thanks, - Ted