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 _______________________________________________ freebsd-usb@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-usb To unsubscribe, send any mail to "freebsd-usb-unsubscr...@freebsd.org"
