I opened a similar issue that I will close because this is a kernel issue. https://github.com/canonical/checkbox/issues/312
The following kernel warning causes this warning: WARNING: CPU: 64 PID: 1 at arch/x86/events/intel/uncore_discovery.c:184 uncore_insert_box_info+0x134/0x350 The kernel warning message is triggered when SPR MCC is used. ** Bug watch added: github.com/canonical/checkbox/issues #312 https://github.com/canonical/checkbox/issues/312 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-hwe-5.15 in Ubuntu. https://bugs.launchpad.net/bugs/2008037 Title: kernel warning of uncore_discovery.c:184 uncore_insert_box_info+0x134/0x350 Status in linux-hwe-5.15 package in Ubuntu: New Bug description: Kernel taitned 512 ude to warning of below: #grep taint /var/log/syslog -b2 235407-Feb 20 15:27:14 xfusion kernel: [ 3.779483] WARNING: CPU: 64 PID: 1 at arch/x86/events/intel/uncore_discovery.c:184 uncore_insert_box_info+0x134/0x350 235561-Feb 20 15:27:14 xfusion kernel: [ 3.779495] Modules linked in: 235627:Feb 20 15:27:14 xfusion kernel: [ 3.779499] CPU: 64 PID: 1 Comm: swapper/0 Not tainted 5.15.0-60-generic #66-Ubuntu 235746-Feb 20 15:27:14 xfusion kernel: [ 3.779505] Hardware name: XFUSION 2288 V7/BC15MBSC, BIOS 2.00.20.Btg 02/08/2023 235862-Feb 20 15:27:14 xfusion kernel: [ 3.779509] RIP: 0010:uncore_insert_box_info+0x134/0x350 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-hwe-5.15/+bug/2008037/+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