Second thought. While there are still a few fixes for this issue not yet applied to linux-5.13 stable, nor on 5.13-oem/generic, so I think it's necessary to get this fixed first before new production grade hw becoming available.
** Changed in: hwe-next Status: Won't Fix => In Progress ** Changed in: linux-oem-5.13 (Ubuntu) Status: Won't Fix => In Progress ** Changed in: linux-oem-5.13 (Ubuntu Focal) Status: Won't Fix => In Progress ** Changed in: linux-oem-5.13 (Ubuntu) Status: In Progress => Invalid ** Changed in: linux-oem-5.13 (Ubuntu Focal) Importance: Undecided => High ** Changed in: linux-oem-5.13 (Ubuntu Focal) Assignee: (unassigned) => You-Sheng Yang (vicamo) ** Changed in: linux-oem-5.13 (Ubuntu) Assignee: You-Sheng Yang (vicamo) => (unassigned) ** Also affects: linux (Ubuntu) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Focal) Status: New => Won't Fix ** Changed in: linux (Ubuntu) Status: New => In Progress ** Changed in: linux (Ubuntu) Importance: Undecided => High ** Changed in: linux (Ubuntu) Assignee: (unassigned) => You-Sheng Yang (vicamo) -- 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/1933617 Title: [ADL-S] Broken PMU hardware detected, using software events only. Status in HWE Next: In Progress Status in linux package in Ubuntu: In Progress Status in linux-oem-5.13 package in Ubuntu: Invalid Status in linux source package in Focal: Won't Fix Status in linux-oem-5.13 source package in Focal: In Progress Bug description: [Summary] Broken PMU hardware detected, using software events on log 04 16:04:26 u-Inspiron kernel: Broken PMU hardware detected, using software events only. 04 16:04:26 u-Inspiron kernel: Failed to access perfctr msr (MSR 18e is ffffffffffffffff) 04 16:04:26 u-Inspiron kernel: rcu: Hierarchical SRCU implementation. 04 16:04:26 u-Inspiron kernel: NMI watchdog: Perf NMI watchdog permanently disabled 04 16:04:26 u-Inspiron kernel: smp: Bringing up secondary CPUs ... 04 16:04:26 u-Inspiron kernel: x86: Booting SMP configuration: [Reproduce Steps] 1. Boot to Ubuntu with 5.13 kernel 2. Intel PMU driver report Broken HW detected 3. journalctl -k [Results] Expected: PMU hardware works normally Actual: PMU borken hardware detected -- Upstream bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=213443 To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1933617/+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