From owner-freebsd-bugs@freebsd.org Sat Dec 24 02:58:50 2016 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id DC968C8C416 for ; Sat, 24 Dec 2016 02:58:50 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (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 CCA44F6E for ; Sat, 24 Dec 2016 02:58:50 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id uBO2woFw016146 for ; Sat, 24 Dec 2016 02:58:50 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 215531] USB hub sometimes fails to attach Date: Sat, 24 Dec 2016 02:58:50 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: emaste@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 24 Dec 2016 02:58:51 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D215531 Bug ID: 215531 Summary: USB hub sometimes fails to attach Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: emaste@freebsd.org I have a 10 port USB 2.0 hub which is implemented internally as three four-= port hubs. Two ports come directly from the first hub, and the other 8 ports are each behind two hubs. When I plug it into my X220 laptop running -current at r309124 it sometimes works: Dec 24 02:47:38 volta kernel: ugen0.5: at usbus0 Dec 24 02:47:38 volta kernel: uhub4 on uhub3 Dec 24 02:47:38 volta kernel: uhub4: on usbus0 Dec 24 02:47:39 volta kernel: uhub4: 4 ports with 4 removable, self powered Dec 24 02:47:40 volta kernel: ugen0.6: at usbus0 Dec 24 02:47:40 volta kernel: uhub5 on uhub4 Dec 24 02:47:40 volta kernel: uhub5: on usbus0 Dec 24 02:47:40 volta kernel: uhub5: 4 ports with 4 removable, self powered Dec 24 02:47:41 volta kernel: ugen0.7: at usbus0 Dec 24 02:47:41 volta kernel: uhub6 on uhub4 Dec 24 02:47:41 volta kernel: uhub6: on usbus0 Dec 24 02:47:42 volta kernel: uhub6: 4 ports with 4 removable, self powered and sometimes one of the hubs fails to attach: Dec 24 02:47:47 volta kernel: ugen0.5: at usbus0 Dec 24 02:47:47 volta kernel: uhub4 on uhub3 Dec 24 02:47:47 volta kernel: uhub4: on usbus0 Dec 24 02:47:47 volta kernel: uhub4: 4 ports with 4 removable, self powered Dec 24 02:47:48 volta kernel: ugen0.6: at usbus0 Dec 24 02:47:48 volta kernel: uhub5 on uhub4 Dec 24 02:47:48 volta kernel: uhub5: on usbus0 Dec 24 02:47:49 volta kernel: uhub5: 4 ports with 4 removable, self powered Dec 24 02:47:50 volta kernel: usb_alloc_device: set address 7 failed (USB_ERR_IOERROR, ignored) Dec 24 02:47:52 volta kernel: usbd_setup_device_desc: getting device descri= ptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:47:52 volta kernel: usbd_req_re_enumerate: addr=3D7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:47:54 volta kernel: usbd_setup_device_desc: getting device descri= ptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:47:55 volta kernel: usbd_req_re_enumerate: addr=3D7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:47:57 volta kernel: usbd_setup_device_desc: getting device descri= ptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:47:57 volta kernel: usbd_req_re_enumerate: addr=3D7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:47:59 volta kernel: usbd_setup_device_desc: getting device descri= ptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:48:00 volta kernel: usbd_req_re_enumerate: addr=3D7, set address failed! (USB_ERR_IOERROR, ignored) Dec 24 02:48:01 volta kernel: usbd_setup_device_desc: getting device descri= ptor at addr 7 failed, USB_ERR_IOERROR Dec 24 02:48:01 volta kernel: ugen0.7: at usbus0 (disconnected) Dec 24 02:48:01 volta kernel: uhub_reattach_port: could not allocate new de= vice USB controller is: ehci0@pci0:0:26:0: class=3D0x0c0320 card=3D0x21da17aa chip=3D0x1c2d808= 6 rev=3D0x04 hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D '6 Series/C200 Series Chipset Family USB Enhanced Host Controller' class =3D serial bus subclass =3D USB by contrast it consistently attaches successfully on my stable/10 r306697 desktop, with: ehci0@pci0:0:26:0: class=3D0x0c0320 card=3D0x50061458 chip=3D0x1e2d808= 6 rev=3D0x04 hdr=3D0x00 vendor =3D 'Intel Corporation' device =3D '7 Series/C216 Chipset Family USB Enhanced Host Controll= er' class =3D serial bus subclass =3D USB --=20 You are receiving this mail because: You are the assignee for the bug.=