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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0FEA8C433F5 for ; Fri, 3 Dec 2021 01:08:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230346AbhLCBMK (ORCPT ); Thu, 2 Dec 2021 20:12:10 -0500 Received: from ams.source.kernel.org ([145.40.68.75]:33132 "EHLO ams.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229579AbhLCBMK (ORCPT ); Thu, 2 Dec 2021 20:12:10 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 0FC7DB825A1 for ; Fri, 3 Dec 2021 01:08:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id C050FC53FD1 for ; Fri, 3 Dec 2021 01:08:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1638493724; bh=c8XPoxJQFmNvoWoDvGlmN4XJVrOtmqKQ2UWeEbJnvwI=; h=From:To:Subject:Date:In-Reply-To:References:From; b=s4d3Y7RoBWqhlnmHQ0o00LNLiiihT0PlrVjhAMhTUL9W/OmUgy+SemJtjJ6wuaifc A27t3prMtZvQuBl1DLo5oFnr6liBnp7tPnrJ+5CD8pfBfTuKxxW9vJvzqKSKnH2tjM GUgr4VgbNi78Dp5GP4sHA7hjU6jdIcojeMKC+Pe+bQ5YRy7/ll+FzR4iJN79s+Ns/t wJvCPC5eDPk32tor9dd6rEiiEc0Z8relaE/4qPQPqbqW98RMRo7CyQYLbx4zTzENnT xFvFBzTaFOz5upfNUc42rXRBald+f44KSY0RQRgrd91ZBCjuSEsTk8ydH6sRWww4rd X9WZ6JRX7/g+A== Received: by pdx-korg-bugzilla-2.web.codeaurora.org (Postfix, from userid 48) id 9E3B360FC4; Fri, 3 Dec 2021 01:08:44 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org To: linux-usb@vger.kernel.org Subject: [Bug 209555] dwc2 driver stops working after sudden disconnect Date: Fri, 03 Dec 2021 01:08:44 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: USB X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: remyvarma@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=3D209555 --- Comment #29 from remyvarma@gmail.com --- Thank you. Yes it would be great to find the root cause of this. I am happy= to help debug. Two things I noticed. Is it normal to have two messages like th= is: [ 54.976434] dwc2 ff400000.usb: new device is high-speed [ 55.090994] dwc2 ff400000.usb: new device is high-speed (I also see the same thing on mine) And also, I think possibly related to this: https://lore.kernel.org/lkml/20200214160149.11681-67-sashal@kernel.org/ I saw DPTXFIFO 9: Size 256, Start 0x00000123 in my debug logs at some point, even with that patch applied. I will reenable debug logging to try to find = it --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=