In case it helps, further test with 4.13.0-34 Feb 24 11:48:40 phs08 kernel: [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-4.13.0-34-generic root=UUID=f7ae652b-cbf6-48b8-bc6a- d3963957ab57 ro nvme_core.force_apst=1
... boots fine, appears ok then suspend overnight... Feb 25 11:54:43 phs08 kernel: [ 775.372073] sd 0:0:0:0: [sda] Starting disk Feb 25 11:54:43 phs08 kernel: [ 775.372077] sd 1:0:0:0: [sdb] Starting disk Feb 25 11:54:43 phs08 kernel: [ 775.372156] serial 00:05: activated Feb 25 11:54:43 phs08 kernel: [ 775.555973] r8169 0000:25:00.0 enp37s0: link down Feb 25 11:54:43 phs08 kernel: [ 775.658010] nvme 0000:01:00.0: RESET SUCCEEDED seems okay for 5 mins... then... Feb 25 11:59:39 phs08 kernel: [ 1072.862588] nvme nvme0: controller is down; will reset: CSTS=0xffffffff, PCI_STATUS=0x10 Feb 25 11:59:39 phs08 kernel: [ 1072.906660] print_req_error: I/O error, dev nvme0n1, sector 30511480 Feb 25 11:59:40 phs08 kernel: [ 1073.054471] nvme 0000:01:00.0: RESET SUCCEEDED Feb 25 11:59:40 phs08 kernel: [ 1073.054478] nvme 0000:01:00.0: enabling device (0000 -> 0002) Feb 25 11:59:40 phs08 kernel: [ 1073.054650] nvme nvme0: Removing after probe failure status: -19 Feb 25 11:59:40 phs08 kernel: [ 1073.078418] nvme0n1: detected capacity change from 500107862016 to 0 ... usual i/o errors and hard reset needed. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1705748 Title: Samsung SSD 960 EVO 500GB refused to change power state To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1705748/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
