[Bug 2158440] [NEW] kernel-7.0.0-22 thermal regression

Public bug reported: My Dell Vostro 5515 hits 100°C even when only running Chrome. Switching from kernel 7.0.0-22 to 7.0.0-14 fixed the overheating. ProblemType: Bug DistroRelease: Ubuntu 26.04 Package: linux-image-7.0.0-14-generic 7.0.0-14.14 ProcVersionSignature: Ubuntu 7.0.0-14.14-generic 7.0.0 Uname: Linux 7.0.0-14-generic x86_64 ApportVersion: 2.34.0-0ubuntu2 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Fri Jun 26 20:39:35 2026 InstallationDate: Installed on 2026-01-08 (169 days ago) InstallationMedia: Ubuntu 24.04.3 LTS "Noble Numbat" - Release amd64 (20250805.1) MachineType: Dell Inc. Vostro 5515 ProcFB: 0 amdgpudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-7.0.0-14-generic root=UUID=95a0af7d-0884-47b9-ae31-23fe2749a34c ro quiet splash crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M SourcePackage: linux UpgradeStatus: Upgraded to resolute on 2026-04-24 (63 days ago) dmi.bios.date: 02/26/2025 dmi.bios.release: 5.3 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.28.0 dmi.board.name: 078X6R dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: 1.28.0 dmi.modalias: dmi:bvnDellInc.:bvr1.28.0:bd02/26/2025:br5.3:svnDellInc.:pnVostro5515:pvr1.28.0:rvnDellInc.:rn078X6R:rvrA00:cvnDellInc.:ct10:cvr1.28.0:sku0A7A:pfaVostro: dmi.product.family: Vostro dmi.product.name: Vostro 5515 dmi.product.sku: 0A7A dmi.product.version: 1.28.0 dmi.sys.vendor: Dell Inc. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug kernel-thermal-regression regression-update resolute wayland-session ** Attachment added: "kernel-7.0.0-22-thermal-regression-summary.txt" https://bugs.launchpad.net/bugs/2158440/+attachment/5979099/+files/kernel-7.0.0-22-thermal-regression-summary.txt -- You received this bug notification because you are subscribed to linux in Ubuntu. Matching subscriptions: Bgg, Bmail, Nb https://bugs.launchpad.net/bugs/2158440 Title: kernel-7.0.0-22 thermal regression Status in linux package in Ubuntu: New Bug description: My Dell Vostro 5515 hits 100°C even when only running Chrome. Switching from kernel 7.0.0-22 to 7.0.0-14 fixed the overheating. ProblemType: Bug DistroRelease: Ubuntu 26.04 Package: linux-image-7.0.0-14-generic 7.0.0-14.14 ProcVersionSignature: Ubuntu 7.0.0-14.14-generic 7.0.0 Uname: Linux 7.0.0-14-generic x86_64 ApportVersion: 2.34.0-0ubuntu2 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Fri Jun 26 20:39:35 2026 InstallationDate: Installed on 2026-01-08 (169 days ago) InstallationMedia: Ubuntu 24.04.3 LTS "Noble Numbat" - Release amd64 (20250805.1) MachineType: Dell Inc. Vostro 5515 ProcFB: 0 amdgpudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-7.0.0-14-generic root=UUID=95a0af7d-0884-47b9-ae31-23fe2749a34c ro quiet splash crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M SourcePackage: linux UpgradeStatus: Upgraded to resolute on 2026-04-24 (63 days ago) dmi.bios.date: 02/26/2025 dmi.bios.release: 5.3 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.28.0 dmi.board.name: 078X6R dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: 1.28.0 dmi.modalias: dmi:bvnDellInc.:bvr1.28.0:bd02/26/2025:br5.3:svnDellInc.:pnVostro5515:pvr1.28.0:rvnDellInc.:rn078X6R:rvrA00:cvnDellInc.:ct10:cvr1.28.0:sku0A7A:pfaVostro: dmi.product.family: Vostro dmi.product.name: Vostro 5515 dmi.product.sku: 0A7A dmi.product.version: 1.28.0 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2158440/+subscriptions