Public bug reported: After updating from lubuntu 17.10 to 18.04 the command
sudo hdparm -y /dev/sdd which used to used to work on my external USB HDD to put it into standby, now reports sudo hdparm -y /dev/sdd /dev/sdd: issuing standby command SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 00 0a 00 00 00 00 24 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 and the drive does not go into standby. ENVIRONMENT $ lsb_release -rd Description: Ubuntu 18.04 LTS Release: 18.04 $ apt-cache policy hdparm hdparm: Installed: 9.54+ds-1 Candidate: 9.54+ds-1 Version table: *** 9.54+ds-1 500 500 http://au.archive.ubuntu.com/ubuntu bionic/main amd64 Packages 100 /var/lib/dpkg/status $ grep sdd /var/log/syslog Jul 15 16:25:13 nkr kernel: [ 3.215443] sd 8:0:0:0: [sdd] 5860533167 512-byte logical blocks: (3.00 TB/2.73 TiB) Jul 15 16:25:13 nkr kernel: [ 3.215445] sd 8:0:0:0: [sdd] 4096-byte physical blocks Jul 15 16:25:13 nkr kernel: [ 3.215606] sd 8:0:0:0: [sdd] Write Protect is off Jul 15 16:25:13 nkr kernel: [ 3.215608] sd 8:0:0:0: [sdd] Mode Sense: 53 00 00 08 Jul 15 16:25:13 nkr kernel: [ 3.215918] sd 8:0:0:0: [sdd] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA Jul 15 16:25:13 nkr kernel: [ 9.406645] sdd: sdd1 Jul 15 16:25:13 nkr kernel: [ 9.408080] sd 8:0:0:0: [sdd] Attached SCSI disk Jul 15 16:25:13 nkr kernel: [ 44.123041] EXT4-fs (sdd1): mounted filesystem with ordered data mode. Opts: (null) and a great many Jul 15 11:12:47 nkr ureadahead[302]: ureadahead:sdd: Ignored relative path Jul 15 11:12:47 nkr ureadahead[302]: ureadahead:sdd1: Ignored relative path ** Affects: hdparm (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1781769 Title: hdparm on USB drive , SG_IO error after update 17.10 to 18.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/hdparm/+bug/1781769/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs