[Bug 235897] quirky Sandisk SDCZ48-032G when using XHCI

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Wed Feb 20 19:37:23 UTC 2019


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=235897

            Bug ID: 235897
           Summary: quirky Sandisk SDCZ48-032G when using XHCI
           Product: Base System
           Version: CURRENT
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: usb
          Assignee: usb at FreeBSD.org
          Reporter: vidwer+fbsdbugs at gmail.com

Created attachment 202201
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=202201&action=edit
draft patch for quirk found in SanDisk Ultra SDCZ48-032G

Running 13-CURRENT, r344363 on amd64.

dmesg:
ugen1.3: <SanDisk Ultra> at usbus1
umass0 on uhub4
umass0: <SanDisk Ultra, class 0/0, rev 3.00/1.00, addr 2> on usbus1
umass0:  SCSI over Bulk-Only; quirks = 0xc100
umass0:2:0: Attached to scbus2
(probe0:umass-sim0:0:0:0): INQUIRY. CDB: 12 00 00 00 24 00
(probe0:umass-sim0:0:0:0): CAM status: CCB request completed with an error
(probe0:umass-sim0:0:0:0): Retrying command, 3 more tries remain
(probe0:umass-sim0:0:0:0): INQUIRY. CDB: 12 00 00 00 24 00
(probe0:umass-sim0:0:0:0): CAM status: CCB request completed with an error
(probe0:umass-sim0:0:0:0): Retrying command, 2 more tries remain
da0 at umass-sim0 bus 0 scbus2 target 0 lun 0
da0: <SanDisk Ultra 1.00> Removable Direct Access SPC-4 SCSI device
da0: Serial Number <redacted>
da0: 400.000MB/s transfers
da0: 29328MB (60063744 512 byte sectors)
da0: quirks=0x2<NO_6_BYTE>


usbconfig -d ugen1.3 dump_all_desc:
ugen1.3: <SanDisk Ultra> at usbus1, cfg=0 md=HOST spd=SUPER (5.0Gbps)
pwr=ON (224mA)

  bLength = 0x0012
  bDescriptorType = 0x0001
  bcdUSB = 0x0300
  bDeviceClass = 0x0000  <Probed by interface class>
  bDeviceSubClass = 0x0000
  bDeviceProtocol = 0x0000
  bMaxPacketSize0 = 0x0009
  idVendor = 0x0781
  idProduct = 0x5581
  bcdDevice = 0x0100
  iManufacturer = 0x0001  <SanDisk>
  iProduct = 0x0002  <Ultra>
  iSerialNumber = 0x0003  <redacted>
  bNumConfigurations = 0x0001

 Configuration index 0

    bLength = 0x0009
    bDescriptorType = 0x0002
    wTotalLength = 0x002c
    bNumInterfaces = 0x0001
    bConfigurationValue = 0x0001
    iConfiguration = 0x0000  <no string>
    bmAttributes = 0x0080
    bMaxPower = 0x0070

    Interface 0
      bLength = 0x0009
      bDescriptorType = 0x0004
      bInterfaceNumber = 0x0000
      bAlternateSetting = 0x0000
      bNumEndpoints = 0x0002
      bInterfaceClass = 0x0008  <Mass storage>
      bInterfaceSubClass = 0x0006
      bInterfaceProtocol = 0x0050
      iInterface = 0x0000  <no string>

     Endpoint 0
        bLength = 0x0007
        bDescriptorType = 0x0005
        bEndpointAddress = 0x0081  <IN>
        bmAttributes = 0x0002  <BULK>
        wMaxPacketSize = 0x0400
        bInterval = 0x0000
        bRefresh = 0x0000
        bSynchAddress = 0x0000

      Additional Descriptor

      bLength = 0x06
      bDescriptorType = 0x30
      bDescriptorSubType = 0x01
       RAW dump:
       0x00 | 0x06, 0x30, 0x01, 0x00, 0x00, 0x00


     Endpoint 1
        bLength = 0x0007
        bDescriptorType = 0x0005
        bEndpointAddress = 0x0002  <OUT>
        bmAttributes = 0x0002  <BULK>
        wMaxPacketSize = 0x0400
        bInterval = 0x0000
        bRefresh = 0x0000
        bSynchAddress = 0x0000

      Additional Descriptor

      bLength = 0x06
      bDescriptorType = 0x30
      bDescriptorSubType = 0x0f
       RAW dump:
       0x00 | 0x06, 0x30, 0x0f, 0x00, 0x00, 0x00


Proposed, yet unimproving the CCB stall, diff: see attached diff.

I reasoned that scsi_da.c might benefit from "*" in the version field
("1.00"), however that won't clear the stall either.

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