From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753165AbaDRPZG (ORCPT ); Fri, 18 Apr 2014 11:25:06 -0400 Received: from imap.thunk.org ([74.207.234.97]:48324 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751352AbaDRPZA (ORCPT ); Fri, 18 Apr 2014 11:25:00 -0400 Date: Fri, 18 Apr 2014 11:24:56 -0400 From: "Theodore Ts'o" To: Fengguang Wu Cc: LKML , lkp@01.org, Linux Ext4 Subject: Re: [ext4] BUG: sleeping function called from invalid context at fs/ext4/ext4_jbd2.c:252 Message-ID: <20140418152456.GA31301@thunk.org> Mail-Followup-To: Theodore Ts'o , Fengguang Wu , LKML , lkp@01.org, Linux Ext4 References: <20140417033346.GA8702@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140417033346.GA8702@localhost> 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 Thu, Apr 17, 2014 at 11:33:46AM +0800, Fengguang Wu wrote: > > FYI, we noticed that simple dd write can trigger the below BUG in > commit 208b9cc3a32f29b8a9bba682b5bfbb962bc9892d ("ext4: add a new > spinlock i_raw_lock to protect the ext4's raw inode") Yes, that was a buggy version of the patch that I thought was fairly quickly replaced with a new version; something must have gone wrong with how I pushed out my git branches. Anyway I'm pretty sure it's not there on ext4.git any more. Let me know if you're still seeing it, and from which branch. Cheers, - Ted