This is a note to let you know that I've just added the patch titled USB: uas: add quirk for LaCie 2Big Quadra to the 5.6-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: usb-uas-add-quirk-for-lacie-2big-quadra.patch and it can be found in the queue-5.6 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 9f04db234af691007bb785342a06abab5fb34474 Mon Sep 17 00:00:00 2001 From: Oliver Neukum <oneukum@xxxxxxxx> Date: Wed, 29 Apr 2020 17:52:18 +0200 Subject: USB: uas: add quirk for LaCie 2Big Quadra MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Oliver Neukum <oneukum@xxxxxxxx> commit 9f04db234af691007bb785342a06abab5fb34474 upstream. This device needs US_FL_NO_REPORT_OPCODES to avoid going through prolonged error handling on enumeration. Signed-off-by: Oliver Neukum <oneukum@xxxxxxxx> Reported-by: Julian Groß <julian.g@xxxxxxxxx> Cc: stable <stable@xxxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20200429155218.7308-1-oneukum@xxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/storage/unusual_uas.h | 7 +++++++ 1 file changed, 7 insertions(+) --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -28,6 +28,13 @@ * and don't forget to CC: the USB development list <linux-usb@xxxxxxxxxxxxxxx> */ +/* Reported-by: Julian Groß <julian.g@xxxxxxxxx> */ +UNUSUAL_DEV(0x059f, 0x105f, 0x0000, 0x9999, + "LaCie", + "2Big Quadra USB3", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_NO_REPORT_OPCODES), + /* * Apricorn USB3 dongle sometimes returns "USBSUSBSUSBS" in response to SCSI * commands in UAS mode. Observed with the 1.28 firmware; are there others? Patches currently in stable-queue which might be from oneukum@xxxxxxxx are queue-5.6/usb-uas-add-quirk-for-lacie-2big-quadra.patch queue-5.6/usb-serial-garmin_gps-add-sanity-checking-for-data-length.patch