From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D3BBFC433E0 for ; Wed, 12 Aug 2020 06:14:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AFAFA2076B for ; Wed, 12 Aug 2020 06:14:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597212896; bh=ErFhcoAMYuhrxLnnsYCXvg41ccul4mRcTS9Bau1CWn4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=VdfBv42/vUI/39aDfn7MjOCUPj0KYos23GO6d9WPeqlF7xJ7att4ULUYOqr15hdpF R1X1nkS7s+vvYTQXJd9aeSNRU1HxOCjes0R1GCM7RXSGqkIvKL21NGYsCypJAWnC0s UUGFBPxSBY6x5Y0CzOeY7HyIAqe+vIAk4GvHeLi8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726607AbgHLGO4 (ORCPT ); Wed, 12 Aug 2020 02:14:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:60302 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725944AbgHLGOy (ORCPT ); Wed, 12 Aug 2020 02:14:54 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DF3282076B; Wed, 12 Aug 2020 06:14:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597212894; bh=ErFhcoAMYuhrxLnnsYCXvg41ccul4mRcTS9Bau1CWn4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=R1emLfLNRL8X1K/ZKnwMIcNMefIefP2YxvjsYSDXxSk3g6qH5Bd5DBxDWeXEMG50l jESho6xB+C4EyNDE0skCUQ1nD4Pm9HQmS/fl/dX3q66yBFv4jMp5K9qmT231ZfPEnq FoYlLLKrP0PCD5v6qRCWKm57QCktWqwf/UfKETg8= Date: Wed, 12 Aug 2020 08:14:51 +0200 From: Greg KH To: Patrik Nilsson Cc: Alan Stern , linux-usb@vger.kernel.org Subject: Re: high speed data to usb disk makes the kernel think that is has been unmounted Message-ID: <20200812061451.GE1299081@kroah.com> References: <20200811175655.GB828356@kroah.com> <47a5804c-835a-f1a2-abce-50b3531f2556@gmail.com> <20200811193150.GA344152@rowland.harvard.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Tue, Aug 11, 2020 at 11:14:09PM +0200, Patrik Nilsson wrote: > > On 11/08/2020 21:31, Alan Stern wrote: > > On Tue, Aug 11, 2020 at 08:34:53PM +0200, Patrik Nilsson wrote: > > > Hi Greg, > > > > Can you provide kernel logs? Odds are the disk disconnects itself as it > > > > takes too much power or something. > > > udev-kernel logs can be found: > > > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1886172 > > The bug report doesn't seem to contain any dmesg kernel logs showing > > what happens when the problem occurs. > I'm compiling the latest kernel to supply the kernel logs when done testing. > It takes a while. 'make localmodconfig' is your friend. Should make a kernel that builds in 5-10 minutes at most depending on your system. thanks, greg k-h