From owner-freebsd-usb@freebsd.org Fri Jan 4 10:03:33 2019 Return-Path: Delivered-To: freebsd-usb@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0AC411423E03 for ; Fri, 4 Jan 2019 10:03:33 +0000 (UTC) (envelope-from hps@selasky.org) Received: from mail.turbocat.net (turbocat.net [IPv6:2a01:4f8:c17:6c4b::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 3A039895A8 for ; Fri, 4 Jan 2019 10:03:27 +0000 (UTC) (envelope-from hps@selasky.org) Received: from hps2016.home.selasky.org (unknown [176.74.212.121]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.turbocat.net (Postfix) with ESMTPSA id 1255926022D; Fri, 4 Jan 2019 11:03:25 +0100 (CET) Subject: Re: r342378: usbconfig takes 3-5 minutes to read the bus To: Ludovic Rousseau , freebsd-usb@freebsd.org References: <20190102154701.GA13702@c720-r342378> <2f013cf9-b073-04fd-9932-079f86fa24b1@selasky.org> <20190103060431.GA2711@c720-r342378> <5950d771-ffa9-9325-b102-295fd092052e@selasky.org> <20190103094850.GA2595@c720-r342378> <076e01a2-51e7-b140-28c9-1c58d034327b@selasky.org> <20190103113512.GA2547@c720-r342378> <34dfc02b-b252-9f38-a905-31a713012c6a@selasky.org> <20190104080227.GB2604@c720-r342378> From: Hans Petter Selasky Message-ID: <64a0f5c6-ea58-6fdb-8d94-dd442619cde9@selasky.org> Date: Fri, 4 Jan 2019 11:01:05 +0100 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190104080227.GB2604@c720-r342378> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 3A039895A8 X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; spf=pass (mx1.freebsd.org: domain of hps@selasky.org designates 2a01:4f8:c17:6c4b::2 as permitted sender) smtp.mailfrom=hps@selasky.org X-Spamd-Result: default: False [-6.10 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+a:mail.turbocat.net]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[selasky.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; MX_GOOD(-0.01)[cached: mail.turbocat.net]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_HAM_SHORT(-0.94)[-0.942,0]; IP_SCORE(-2.85)[ip: (-9.11), ipnet: 2a01:4f8::/29(-2.71), asn: 24940(-2.41), country: DE(-0.01)]; FREEMAIL_TO(0.00)[gmail.com]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:24940, ipnet:2a01:4f8::/29, country:DE]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 04 Jan 2019 10:03:33 -0000 On 1/4/19 9:02 AM, Matthias Apitz wrote: > We definitely should resolve this before anything else. > > The output of the 'usbconfig list' was: > > # usbconfig list > ugen1.1: at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA) > ugen0.1: <0x8086 XHCI root HUB> at usbus0, cfg=0 md=HOST spd=SUPER (5.0Gbps) pwr=SAVE (0mA) > ugen0.2: at usbus0, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=ON (500mA) > ugen1.2: at usbus1, cfg=0 md=HOST spd=HIGH (480Mbps) pwr=SAVE (0mA) > ugen0.3: at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (100mA) > ugen0.4: at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) > pwr=ON (100mA) > > Any comments on this ugen1.X? Hi, Can you collect USB HUB debug messages in dmesg? sysctl hw.usb.uhub.debug=16 Then reproduce then hang and send relevant output from "/var/log/messages". It seems to me like something is constantly keeping the USB enumeration thread busy. This can for example be: 1) fake USB plug/unplug events 2) pcscd going into a loop --HPS