https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=220549
Bug ID: 220549
Summary: External USB 3.0 drive does not work when attached to
USB 2.0 port in laptop
Product: Base System
Version: 11.0-RELEASE
Hardware: amd64
OS: Any
Status: New
Severity: Affects Many People
Priority: ---
Component: usb
Assignee: [email protected]
Reporter: [email protected]
When I attach working Western Digital Elements 2TB Drive with USB 3.0 interface
to Lenovo Thinkpad T520 laptop with USB 2.0 port, it does not work.
The FreeBSD release is 11.1-RC1.
# uname -a
FreeBSD t520.local 11.1-RC1 FreeBSD 11.1-RC1 #0 r320486: Fri Jun 30 02:25:16
UTC 2017 [email protected]:/usr/obj/usr/src/sys/GENERIC amd64
Below are messages when I attach the drive.
# cat /var/log/messages
Jul 8 00:14:18 t520 kernel: ugen1.4: <Western Digital Elements 1048> at usbus1
Jul 8 00:14:18 t520 kernel: umass0 on uhub2
Jul 8 00:14:18 t520 kernel: umass0: <MSC Bulk-Only Transport> on usbus1
Jul 8 00:14:18 t520 kernel: umass0: SCSI over Bulk-Only; quirks = 0xc101
Jul 8 00:14:18 t520 kernel: umass0:5:0: Attached to scbus5
Jul 8 00:14:25 t520 kernel: (da0:umass-sim0:0:0:0): got CAM status 0x44
Jul 8 00:14:25 t520 kernel: (da0:umass-sim0:0:0:0): fatal error, failed to
attach to device
Jul 8 00:14:25 t520 kernel: g_access(918): provider da0 has error
# dmesg
ugen1.4: <Western Digital Elements 1048> at usbus1
umass0 on uhub2
umass0: <MSC Bulk-Only Transport> on usbus1
umass0: SCSI over Bulk-Only; quirks = 0xc101
umass0:5:0: Attached to scbus5
(da0:umass-sim0:0:0:0): got CAM status 0x44
(da0:umass-sim0:0:0:0): fatal error, failed to attach to device
g_access(918): provider da0 has error
g_access(918): provider da0 has error
g_access(918): provider da0 has error
g_access(918): provider da0 has error
Regards.
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