Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.6 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.6-rc6-wily/ ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1572437 Title: fstab mount failure cause boot failure Status in linux package in Ubuntu: Incomplete Bug description: This is the first time to report a bug: sys: ubuntu 16.04 beta The scene is like this: I mount a mobile hard disk, use: fdisk /dev/sddx append "/dev/sddx /media/username/path ext4 defaults 0 0" mount ..... take my computer home (no mobile hd) boot failure, error message could provide little or bit information I comment in the cmd terminal the line: /dev/sdd ............. in /etc/fstab every ok I notice: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1463120 report this problem, but my "ubuntu 16.04 beta" do NOT fix this problem I am fans of ubuntu, I hope this bug could be fixed. --- ApportVersion: 2.20.1-0ubuntu1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: lsl 1748 F.... pulseaudio /dev/snd/controlC0: lsl 1748 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 16.04 HibernationDevice: RESUME=UUID=7385df0a-de30-4cbe-916d-5a57d2312a88 InstallationDate: Installed on 2016-04-02 (17 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Beta amd64 (20160401) MachineType: Acer Aspire E5-471G Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-16-generic root=UUID=037e9212-4d05-465d-b69a-e7d3eb9d1a9f ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 4.4.0-16.32-generic 4.4.6 RelatedPackageVersions: linux-restricted-modules-4.4.0-16-generic N/A linux-backports-modules-4.4.0-16-generic N/A linux-firmware 1.157 Tags: xenial Uname: Linux 4.4.0-16-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 04/14/2014 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V1.01 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: EA40_HB dmi.board.vendor: Acer dmi.board.version: Type2 - A01 Board Version dmi.chassis.type: 10 dmi.chassis.vendor: Chassis Manufacturer dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.01:bd04/14/2014:svnAcer:pnAspireE5-471G:pvrTBDbyOEM:rvnAcer:rnEA40_HB:rvrType2-A01BoardVersion:cvnChassisManufacturer:ct10:cvrChassisVersion: dmi.product.name: Aspire E5-471G dmi.product.version: TBD by OEM dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1572437/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp

