Date: Fri, 01 Aug 2014 12:38:46 -0700 From: Sean Bruno <sbruno@ignoranthack.me> To: sbruno@freebsd.org Cc: freebsd-usb <freebsd-usb@freebsd.org> Subject: Re: Random issues with xhci Message-ID: <1406921926.5206.6.camel@bruno> In-Reply-To: <1406912580.5206.3.camel@bruno> References: <1406822044.1364.1.camel@bruno> <53DA6AA2.9020701@selasky.org> <1406912580.5206.3.camel@bruno>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, 2014-08-01 at 10:03 -0700, Sean Bruno wrote: > On Thu, 2014-07-31 at 18:11 +0200, Hans Petter Selasky wrote: > > Best way to debug is to log all USB traffic: > > > > usbdump -i usbusX -s 65536 -w usblog.pcap > > > > Then try to see if there are any USB errors happening before the XHCI > > controller resets. > > > > Thank you! > > > > --HPS > > > Hrm ... seems to most reliably happen on host startup and not really > able to reproduce after multiuser. > > I see stuff like this: > > usbd_setup_device_desc: getting device descriptor at addr 2 failed, > USB_ERR_IOERROR > usbd_req_re_enumerate: addr=2, set address failed! (USB_ERR_IOERROR, > ignored) > usbd_setup_device_desc: getting device descriptor at addr 2 failed, > USB_ERR_IOERROR > ugen1.2: <Belkin> at usbus1 > cd0 at ahcich4 bus 0 scbus4 target 0 lun 0 > cd0: <SONY DVD RW DRU-800A KY06> Removable CD-ROM SCSI-0 device > cd0: 150.000MB/s transfers (SATA 1.x, UDMA4, ATAPI 12bytes, PIO > 8192bytes) > cd0: Attempt to query device size failed: NOT READY, Medium not present > Trying to mount root from zfs:zroot []... > usbd_req_re_enumerate: addr=2, set address failed! (USB_ERR_IOERROR, > ignored) > usbd_setup_device_desc: getting device descriptor at addr 2 failed, > USB_ERR_IOERROR > ugen1.3: <Prolific Technology Inc.> at usbus1 > usbd_req_re_enumerate: addr=2, set address failed! (USB_ERR_IOERROR, > ignored) > usbd_setup_device_desc: getting device descriptor at addr 2 failed, > USB_ERR_IOERROR > usbd_req_re_enumerate: addr=2, set address failed! (USB_ERR_IOERROR, > ignored) > usbd_setup_device_desc: getting device descriptor at addr 2 failed, > USB_ERR_IOERROR > ugen3.2: <Unknown> at usbus3 (disconnected) > uhub_reattach_port: could not allocate new device > ums0: <Logitech USB Receiver, class 0/0, rev 2.00/24.00, addr 1> on > usbus0 > ums0: 16 buttons and [XYZT] coordinates ID=2 > uhid0: <Logitech USB Receiver, class 0/0, rev 2.00/24.00, addr 1> on > usbus0 > uaudio0: <vendor 0x046d product 0x08c5, class 0/0, rev 2.00/0.05, addr > 2> on usbus2 > uaudio0: No playback. > uaudio0: Record: 16000 Hz, 1 ch, 16-bit S-LE PCM format, 2x8ms buffer. > uaudio0: No MIDI sequencer. > pcm6: <USB audio> on uaudio0 > uaudio0: No HID volume keys found. > uhid1: <Belkin Belkin UPS, class 0/0, rev 1.10/0.01, addr 2> on usbus1 Hrm ... poking around the internet now. I'm seeing evidence of oddities from other users. http://ehc.ac/p/libusbx/mailman/message/29979450/ http://www.spinics.net/lists/linux-usb/msg67316.html ^^ something about a "short packet bug" is referenced here. sean
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1406921926.5206.6.camel>