Comment 45 for bug 1371233

Tried your workaround but problem still exists.

Log:
Nov 6 21:35:38 rodomp01 kernel: [ 289.927150] sd 4:0:0:0: [sdb] uas_eh_abort_handler ffff88021311cd80 tag 0, inflight: CMD IN
Nov 6 21:35:41 rodomp01 kernel: [ 292.927539] scsi host4: uas_eh_task_mgmt: ABORT TASK timed out
Nov 6 21:35:41 rodomp01 kernel: [ 292.927588] sd 4:0:0:0: uas_eh_device_reset_handler
Nov 6 21:35:41 rodomp01 kernel: [ 292.927597] scsi host4: uas_eh_task_mgmt: LOGICAL UNIT RESET: error already running a task
Nov 6 21:35:41 rodomp01 kernel: [ 292.927603] scsi host4: uas_eh_bus_reset_handler start
Nov 6 21:35:41 rodomp01 kernel: [ 292.927669] usb 3-1: stat urb: killed, stream 2
Nov 6 21:35:41 rodomp01 kernel: [ 292.927763] sd 4:0:0:0: [sdb] uas_data_cmplt ffff88021311cd80 tag 0, inflight: CMD abort
Nov 6 21:35:41 rodomp01 kernel: [ 292.927770] sd 4:0:0:0: [sdb] data cmplt err -2 stream 2
Nov 6 21:35:41 rodomp01 kernel: [ 292.927804] sd 4:0:0:0: [sdb] uas_zap_dead ffff88021311cd80 tag 0, inflight: CMD abort
Nov 6 21:35:41 rodomp01 kernel: [ 292.927822] sd 4:0:0:0: [sdb] abort completed
Nov 6 21:35:41 rodomp01 kernel: [ 293.039920] usb 3-1: reset SuperSpeed USB device number 2 using xhci_hcd
Nov 6 21:35:41 rodomp01 kernel: [ 293.056271] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800d620f000
Nov 6 21:35:41 rodomp01 kernel: [ 293.056277] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800d620f048
Nov 6 21:35:41 rodomp01 kernel: [ 293.056280] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800d620f090
Nov 6 21:35:41 rodomp01 kernel: [ 293.056283] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800d620f0d8
Nov 6 21:35:41 rodomp01 kernel: [ 293.057750] scsi host4: uas_eh_bus_reset_handler success

cat /proc/cmdline:
BOOT_IMAGE=/vmlinuz-3.16.0-51-generic root=UUID=cee44af9-c463-4cf1-ac47-36add5959072 ro quiet splash usbcore.autosuspend=-1 vt.handoff=7