Public bug reported: After login into the gnome session, the session freezes, either instantly or after a few seconds ( only mouse is working ). The Oops does not occur on every startup. After a few restarts, the kernel Oops does not occur anymore during the complete
Dell Perfomance Checks ( including memory checks ) did not show any failures. BIOS is uptodate ( 1.16.2 for Dell Precision 5530 ). ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-37-generic 5.4.0-37.41 ProcVersionSignature: Ubuntu 5.4.0-37.41-generic 5.4.41 Uname: Linux 5.4.0-37-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: scsi 3876 F.... pulseaudio /dev/snd/controlC1: scsi 3876 F.... pulseaudio /dev/snd/controlC0: scsi 3876 F.... pulseaudio CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Wed Jun 24 09:00:05 2020 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-xenial-amd64-osp1-20171027-1 EcryptfsInUse: Yes InstallationDate: Installed on 2019-01-10 (530 days ago) InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20171027-10:57 MachineType: Dell Inc. Precision 5530 ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-37-generic root=UUID=2c719e60-4d36-4042-aa72-aa62403b19a1 ro acpi_osi=Linux-Dell-Video alx.enable_wol=1 mem_sleep_default=deep quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-37-generic N/A linux-backports-modules-5.4.0-37-generic N/A linux-firmware 1.187 SourcePackage: linux UpgradeStatus: Upgraded to focal on 2020-05-04 (50 days ago) WifiSyslog: dmi.bios.date: 04/21/2020 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.16.2 dmi.board.name: 0N0DK2 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.16.2:bd04/21/2020:svnDellInc.:pnPrecision5530:pvr:rvnDellInc.:rn0N0DK2:rvrA00:cvnDellInc.:ct10:cvr: dmi.product.family: Precision dmi.product.name: Precision 5530 dmi.product.sku: 087D dmi.sys.vendor: Dell Inc. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal kernel-oops third-party-packages ** Attachment added: "dmesg log with kernel oops" https://bugs.launchpad.net/bugs/1884899/+attachment/5386667/+files/dmesg.log -- 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/1884899 Title: Kernel Oops - unable to handle kernel NULL pointer dereference; RIP is at 0010:set_root+0x27/0xc0 Status in linux package in Ubuntu: New Bug description: After login into the gnome session, the session freezes, either instantly or after a few seconds ( only mouse is working ). The Oops does not occur on every startup. After a few restarts, the kernel Oops does not occur anymore during the complete Dell Perfomance Checks ( including memory checks ) did not show any failures. BIOS is uptodate ( 1.16.2 for Dell Precision 5530 ). ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-37-generic 5.4.0-37.41 ProcVersionSignature: Ubuntu 5.4.0-37.41-generic 5.4.41 Uname: Linux 5.4.0-37-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: scsi 3876 F.... pulseaudio /dev/snd/controlC1: scsi 3876 F.... pulseaudio /dev/snd/controlC0: scsi 3876 F.... pulseaudio CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Wed Jun 24 09:00:05 2020 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-xenial-amd64-osp1-20171027-1 EcryptfsInUse: Yes InstallationDate: Installed on 2019-01-10 (530 days ago) InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20171027-10:57 MachineType: Dell Inc. Precision 5530 ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-37-generic root=UUID=2c719e60-4d36-4042-aa72-aa62403b19a1 ro acpi_osi=Linux-Dell-Video alx.enable_wol=1 mem_sleep_default=deep quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-37-generic N/A linux-backports-modules-5.4.0-37-generic N/A linux-firmware 1.187 SourcePackage: linux UpgradeStatus: Upgraded to focal on 2020-05-04 (50 days ago) WifiSyslog: dmi.bios.date: 04/21/2020 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.16.2 dmi.board.name: 0N0DK2 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.16.2:bd04/21/2020:svnDellInc.:pnPrecision5530:pvr:rvnDellInc.:rn0N0DK2:rvrA00:cvnDellInc.:ct10:cvr: dmi.product.family: Precision dmi.product.name: Precision 5530 dmi.product.sku: 087D dmi.sys.vendor: Dell Inc. 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