Sorry for being so slow, and not sure I have run the correct tests: Command line: BOOT_IMAGE=/vmlinuz-4.13.0-34-generic root=UUID=f7ae652b- cbf6-48b8-bc6a-d3963957ab57 ro
Suspend and resume: Feb 24 11:11:14 phs08 kernel: [ 7608.732297] nvme nvme0: controller is down; will reset: CSTS=0xffffffff, PCI_STATUS=0x10 Feb 24 11:11:14 phs08 kernel: [ 7608.784945] print_req_error: I/O error, dev nvme0n1, sector 136096888 Feb 24 11:11:14 phs08 kernel: [ 7608.784957] BTRFS error (device nvme0n1p5): bdev /dev/nvme0n1p5 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0 Feb 24 11:11:14 phs08 kernel: [ 7608.944330] nvme 0000:01:00.0: RESET SUCCEEDED Feb 24 11:11:14 phs08 kernel: [ 7608.944337] nvme 0000:01:00.0: enabling device (0000 -> 0002) Feb 24 11:11:14 phs08 kernel: [ 7608.944496] nvme nvme0: Removing after probe failure status: -19 Feb 24 11:11:14 phs08 kernel: [ 7608.976318] nvme0n1: detected capacity change from 500107862016 to 0 Feb 24 11:11:14 phs08 kernel: [ 7608.976521] print_req_error: I/O error, dev nvme0n1, sector 376046984 Note the force_apst parameter was not used above, tried below with the more recent kernel... Command line: BOOT_IMAGE=/vmlinuz-4.15.0-9-generic root=UUID=f7ae652b- cbf6-48b8-bc6a-d3963957ab57 ro nvme_core.force_apst=1 didn't get to being able to suspend, system hangs requiring reset, : Feb 24 11:24:10 phs08 kernel: [ 567.842115] INVALID_DEVICE_REQUEST device=00:00.0 address=0xfffffffdf8000000 flags=0x0a00] will try again with force apst=1 shortly -- 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
