Sorry I missed your message on IRC. Thanks for the report, Cristian. I have tagged the bug with 'pti'. This will ensure it is reviewed with all of the other spectre mitigation bugs.
We are still working to address all of the spectre vulnerabilities. One way to tell the current level of your system is with this command: tail /sys/devices/system/cpu/vulnerabilities/* ** Tags added: kernel-da-key -- 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/1748470 Title: Spectre V2 : System may be vulnerable to spectre v2 Status in linux package in Ubuntu: Triaged Bug description: Hello, dmesg: [ 1813.660535] vboxdrv: loading out-of-tree module taints kernel. [ 1813.660542] Spectre V2 : System may be vulnerable to spectre v2 [ 1813.660552] vboxdrv: loading module not compiled with retpoline compiler. [ 1813.661206] vboxdrv: module verification failed: signature and/or required key missing - tainting kernel [ 1813.680341] vboxdrv: Found 4 processor cores [ 1813.697413] vboxdrv: TSC mode is Invariant, tentative frequency 1496590422 Hz [ 1813.697415] vboxdrv: Successfully loaded version 5.2.6_Ubuntu (interface 0x00290000) [ 1813.706824] Spectre V2 : System may be vulnerable to spectre v2 [ 1813.706832] vboxnetflt: loading module not compiled with retpoline compiler. [ 1813.707367] VBoxNetFlt: Successfully started. [ 1813.716935] Spectre V2 : System may be vulnerable to spectre v2 [ 1813.716943] vboxnetadp: loading module not compiled with retpoline compiler. [ 1813.718033] VBoxNetAdp: Successfully started. [ 1813.730511] Spectre V2 : System may be vulnerable to spectre v2 [ 1813.730518] vboxpci: loading module not compiled with retpoline compiler. [ 1813.731043] VBoxPciLinuxInit [ 1813.735258] vboxpci: IOMMU not found (not registered) [ 1818.059815] VBoxPciLinuxLinuxUnload [ 1818.182382] Spectre V2 : System may be vulnerable to spectre v2 [ 1818.182394] vboxdrv: loading module not compiled with retpoline compiler. [ 1818.203403] vboxdrv: Found 4 processor cores [ 1818.225454] vboxdrv: TSC mode is Invariant, tentative frequency 1496570131 Hz [ 1818.225457] vboxdrv: Successfully loaded version 5.2.6_Ubuntu (interface 0x00290000) [ 1818.239394] Spectre V2 : System may be vulnerable to spectre v2 [ 1818.239403] vboxnetflt: loading module not compiled with retpoline compiler. [ 1818.240180] VBoxNetFlt: Successfully started. [ 1818.251133] Spectre V2 : System may be vulnerable to spectre v2 [ 1818.251143] vboxnetadp: loading module not compiled with retpoline compiler. [ 1818.251726] VBoxNetAdp: Successfully started. [ 1818.263523] Spectre V2 : System may be vulnerable to spectre v2 [ 1818.263530] vboxpci: loading module not compiled with retpoline compiler. [ 1818.264039] VBoxPciLinuxInit [ 1818.266382] vboxpci: IOMMU not found (not registered) [ 1857.952441] SUPR0GipMap: fGetGipCpu=0xb [ 1859.046216] vboxdrv: 0000000000000000 VMMR0.r0 [ 1859.301126] vboxdrv: 0000000000000000 VBoxDDR0.r0 Regards, -- Cristian ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-9-generic 4.15.0-9.10 ProcVersionSignature: Ubuntu 4.15.0-9.10-generic 4.15.2 Uname: Linux 4.15.0-9-generic x86_64 ApportVersion: 2.20.8-0ubuntu8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC0D0p: caravena 1849 F...m pulseaudio /dev/snd/controlC0: caravena 1849 F.... pulseaudio CurrentDesktop: ubuntu-communitheme:ubuntu:GNOME Date: Fri Feb 9 13:07:10 2018 InstallationDate: Installed on 2017-10-13 (119 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170926) MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.15.0-9-generic root=UUID=707d0f89-4b1d-4432-9d50-6058dc4c1ee9 ro rootflags=subvol=@ quiet splash vt.handoff=1 RelatedPackageVersions: linux-restricted-modules-4.15.0-9-generic N/A linux-backports-modules-4.15.0-9-generic N/A linux-firmware 1.170 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/15/2013 dmi.bios.vendor: Phoenix Technologies Ltd. dmi.bios.version: P14AAJ dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: SAMSUNG_NP1234567890 dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.board.version: FAB1 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 9 dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.chassis.version: 0.1 dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP14AAJ:bd04/15/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn530U3C/530U4C:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnSAMSUNG_NP1234567890:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1: dmi.product.family: ChiefRiver System dmi.product.name: 530U3C/530U4C dmi.product.version: 0.1 dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD. --- ApportVersion: 2.20.8-0ubuntu10 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC0D0p: caravena 1797 F...m pulseaudio /dev/snd/controlC0: caravena 1797 F.... pulseaudio CurrentDesktop: ubuntu-communitheme:ubuntu:GNOME DistroRelease: Ubuntu 18.04 InstallationDate: Installed on 2017-10-13 (123 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170926) MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.15.0-10-generic root=UUID=707d0f89-4b1d-4432-9d50-6058dc4c1ee9 ro rootflags=subvol=@ quiet splash vt.handoff=1 ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3 RelatedPackageVersions: linux-restricted-modules-4.15.0-10-generic N/A linux-backports-modules-4.15.0-10-generic N/A linux-firmware 1.170 Tags: bionic Uname: Linux 4.15.0-10-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dialout dip libvirt lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 04/15/2013 dmi.bios.vendor: Phoenix Technologies Ltd. dmi.bios.version: P14AAJ dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: SAMSUNG_NP1234567890 dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.board.version: FAB1 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 9 dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD. dmi.chassis.version: 0.1 dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP14AAJ:bd04/15/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn530U3C/530U4C:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnSAMSUNG_NP1234567890:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1: dmi.product.family: ChiefRiver System dmi.product.name: 530U3C/530U4C dmi.product.version: 0.1 dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD. 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