From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261425AbUEQOOg (ORCPT ); Mon, 17 May 2004 10:14:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261426AbUEQOOf (ORCPT ); Mon, 17 May 2004 10:14:35 -0400 Received: from ipcop.bitmover.com ([192.132.92.15]:10152 "EHLO work.bitmover.com") by vger.kernel.org with ESMTP id S261425AbUEQOOe (ORCPT ); Mon, 17 May 2004 10:14:34 -0400 Date: Mon, 17 May 2004 07:14:27 -0700 From: Larry McVoy To: Linus Torvalds Cc: Steven Cole , Larry McVoy , Andrew Morton , William Lee Irwin III , hugh@veritas.com, adi@bitmover.com, scole@lanl.gov, support@bitmover.com, Kernel Mailing List Subject: Re: 1352 NUL bytes at the end of a page? (was Re: Assertion `s && s->tree' failed: The saga continues.) Message-ID: <20040517141427.GD29054@work.bitmover.com> Mail-Followup-To: Larry McVoy , Linus Torvalds , Steven Cole , Larry McVoy , Andrew Morton , William Lee Irwin III , hugh@veritas.com, adi@bitmover.com, scole@lanl.gov, support@bitmover.com, Kernel Mailing List References: <200405132232.01484.elenstev@mesatop.com> <20040517022816.GA14939@work.bitmover.com> <200405162136.24441.elenstev@mesatop.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, May 16, 2004 at 10:17:58PM -0700, Linus Torvalds wrote: > > Found null start 0x1550b01 end 0x1551000 len 0x4ff line 535587 > > Found null start 0x2030b01 end 0x2031000 len 0x4ff line 639039 > > Found null start 0x2330b01 end 0x2331000 len 0x4ff line 663611 > > The fact that it's always zeroes, and it's an strange number but it always > ends up being page-aligned at the _end_ makes me strongly suspect that we > have one of the "don't write back data past i_size" things wrong. Isn't it weird that it is starting at 0xb01 and has the same length at three different offsets? That's a definite pattern and might be a clue. And note that the weird starting offset plus the length is a page size. -- --- Larry McVoy lm at bitmover.com http://www.bitkeeper.com