Public bug reported: Current linux kernel is not support the NVMe remap configuration, this provide a problem with access to the NVMe drive or with the new Intel Optane Memory in RAID mode.
[ 6.151220] ahci 0000:00:17.0: version 3.0 [ 6.151361] ahci 0000:00:17.0: Found 1 remapped NVMe devices. [ 6.151362] ahci 0000:00:17.0: Switch your BIOS from RAID to AHCI mode to use them. [ 6.151375] ahci 0000:00:17.0: SSS flag set, parallel bus scan disabled [ 6.151399] ahci 0000:00:17.0: AHCI 0001.0301 32 slots 2 ports 6 Gbps 0x3 impl RAID mode The patch is publihed: http://lists.infradead.org/pipermail/linux-nvme/2016-October/006800.html, unfortunately is not applicable because is no a standard. It is possible to patch the kernel anyway? Maybe via external module extension ? ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: linux-image-4.18.0-10-generic 4.18.0-10.11 ProcVersionSignature: Ubuntu 4.18.0-10.11-generic 4.18.12 Uname: Linux 4.18.0-10-generic x86_64 ApportVersion: 2.20.10-0ubuntu13 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 1744 F.... pulseaudio /dev/snd/pcmC0D0p: ubuntu 1744 F...m pulseaudio CasperVersion: 1.399 CurrentDesktop: ubuntu:GNOME Date: Mon Dec 17 16:49:34 2018 LiveMediaBuild: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3) MachineType: Dell Inc. Latitude E7270 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=C.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/username.seed boot=casper quiet splash --- RelatedPackageVersions: linux-restricted-modules-4.18.0-10-generic N/A linux-backports-modules-4.18.0-10-generic N/A linux-firmware 1.175 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/20/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.20.3 dmi.board.name: 027I7V dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.20.3:bd08/20/2018:svnDellInc.:pnLatitudeE7270:pvr:rvnDellInc.:rn027I7V:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.family: Latitude dmi.product.name: Latitude E7270 dmi.product.sku: 06DB dmi.sys.vendor: Dell Inc. ** Affects: linux (Ubuntu) Importance: Undecided Status: Confirmed ** Tags: amd64 apport-bug cosmic -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1808842 Title: NVMe remap support Status in linux package in Ubuntu: Confirmed Bug description: Current linux kernel is not support the NVMe remap configuration, this provide a problem with access to the NVMe drive or with the new Intel Optane Memory in RAID mode. [ 6.151220] ahci 0000:00:17.0: version 3.0 [ 6.151361] ahci 0000:00:17.0: Found 1 remapped NVMe devices. [ 6.151362] ahci 0000:00:17.0: Switch your BIOS from RAID to AHCI mode to use them. [ 6.151375] ahci 0000:00:17.0: SSS flag set, parallel bus scan disabled [ 6.151399] ahci 0000:00:17.0: AHCI 0001.0301 32 slots 2 ports 6 Gbps 0x3 impl RAID mode The patch is publihed: http://lists.infradead.org/pipermail/linux-nvme/2016-October/006800.html, unfortunately is not applicable because is no a standard. It is possible to patch the kernel anyway? Maybe via external module extension ? ProblemType: Bug DistroRelease: Ubuntu 18.10 Package: linux-image-4.18.0-10-generic 4.18.0-10.11 ProcVersionSignature: Ubuntu 4.18.0-10.11-generic 4.18.12 Uname: Linux 4.18.0-10-generic x86_64 ApportVersion: 2.20.10-0ubuntu13 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 1744 F.... pulseaudio /dev/snd/pcmC0D0p: ubuntu 1744 F...m pulseaudio CasperVersion: 1.399 CurrentDesktop: ubuntu:GNOME Date: Mon Dec 17 16:49:34 2018 LiveMediaBuild: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3) MachineType: Dell Inc. Latitude E7270 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=C.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/username.seed boot=casper quiet splash --- RelatedPackageVersions: linux-restricted-modules-4.18.0-10-generic N/A linux-backports-modules-4.18.0-10-generic N/A linux-firmware 1.175 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/20/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.20.3 dmi.board.name: 027I7V dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.20.3:bd08/20/2018:svnDellInc.:pnLatitudeE7270:pvr:rvnDellInc.:rn027I7V:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.family: Latitude dmi.product.name: Latitude E7270 dmi.product.sku: 06DB dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1808842/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
