From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chunwei Chen Subject: Re: [uas/3.16.1] panic in uas_data_cmplt() Date: Tue, 02 Sep 2014 20:15:34 +0800 Message-ID: <5405B4E6.1040908@gmail.com> References: <54054509.2070609@gmail.com> <540568A3.4010106@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <540568A3.4010106@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: Hans de Goede , Gerd Hoffmann , linux-usb@vger.kernel.org, linux-scsi@vger.kernel.org, usb-storage@lists.one-eyed-alien.net, linux-kernel@vger.kernel.org List-Id: linux-scsi@vger.kernel.org On =E8=A5=BF=E5=85=832014=E5=B9=B409=E6=9C=8802=E6=97=A5 14:50, Hans de= Goede wrote: > Hi, >=20 > On 09/02/2014 06:18 AM, Chunwei Chen wrote: >> Dear all: >> >> The kernel version is 3.16.1-1-ARCH >> >> Today I keep getting this panic when booting up. >> http://i.imgur.com/0Rx93Kr.jpg >> >> It might be that the UAS device was in some strange state, >> because that after I unplugged and power-cycled the UAS, >> everything went normal again. >> >> Does anyone know what's the root cause of this issue? >> Or could anyone provide some instruction on how to debug this issue? >=20 > There seem to be some issues in the error handling paths of the uas > driver. I plan to rewrite them completely for robustness and go > through them with a fine comb to fix any possible bugs while at it. >=20 > I'll send out a mail when I've a new version ready for testing. >=20 > Regards, >=20 > Hans >=20 Hi Hans, Thanks for looking into this. Kind regards, Chunwei