From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sis.com.tw ([203.67.208.2] helo=maillog.sis.com.tw) by pentafluge.infradead.org with esmtp (Exim 3.22 #1 (Red Hat Linux)) id 15CbK6-0004e1-00 for ; Wed, 20 Jun 2001 07:18:43 +0100 Message-ID: <3B304060.D2A2452F@sis.com.tw> Date: Wed, 20 Jun 2001 14:19:12 +0800 From: Ollie Lho MIME-Version: 1.0 To: qwerty t CC: mtd support group Subject: Re: Input/Output Errors References: <20010615115134.12572.qmail@web3203.mail.yahoo.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-mtd-admin@lists.infradead.org Errors-To: linux-mtd-admin@lists.infradead.org List-Help: List-Post: List-Subscribe: , List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: qwerty t wrote: > > I am getting some very strange results I would like to > share. > > I have a 16 M DoC 2000. I have formated it as an ext2 > partition, and have copied 10M in various directories. > > During boot MTD support says that it found unformated > sectors and formats them. This doesn't happen all the > time. Sometimes after one of these unformated sections > is formatted the result is I/O errors when I try to > read a file or directory. > > Has anyone seen this before? Has anyone used ext2 as > filesystem. > This seems to be a bug in the NFTL code. Somtimes the NFTL layer is skewed up with the underlay DoC and does not work correctly on the NFTL metadata. Please send me the kernel message (the reformating process) and nftldump output of the victim DoC. Ollie