From mboxrd@z Thu Jan 1 00:00:00 1970 From: Theodore Ts'o Subject: Re: ext4: jbd2_journal_add_journal_head() failed Date: Sun, 6 Jul 2014 14:40:04 -0400 Message-ID: <20140706184004.GC471@thunk.org> References: <9F136EE5FB53D64397ED1089A0E760E016294F04@SJEXCHMB12.corp.ad.broadcom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "linux-ext4@vger.kernel.org" To: "Joel (Xi Zhou) Zhou" Return-path: Received: from imap.thunk.org ([74.207.234.97]:47742 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751988AbaGFSkK (ORCPT ); Sun, 6 Jul 2014 14:40:10 -0400 Content-Disposition: inline In-Reply-To: <9F136EE5FB53D64397ED1089A0E760E016294F04@SJEXCHMB12.corp.ad.broadcom.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Sun, Jul 06, 2014 at 04:09:04PM +0000, Joel (Xi Zhou) Zhou wrote: > Hi all, > > I'm trying to use ext4 on USB stick. It is a big endian kernel on ARM Cortex-A9 with busybox. > The system command( cp /cat / ls ...) failed randomly in jbd2_journal_add_journal_head() on the following instruction. > The full log in the end. I don't recall any bug report even vaguely like this. I note you are using a fairly ancient kernel --- version 3.6.5. Can you reproduce it on anything more modern? Regards, - Ted