[Bug 212273] New: unchecked MSR access error

[Bug 212273] New: unchecked MSR access error

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=212273

            Bug ID: 212273
           Summary: unchecked MSR access error
           Product: Virtualization
           Version: unspecified
    Kernel Version: 5.12.0-rc2
          Hardware: x86-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: kvm
          Assignee: virtualization_kvm@kernel-bugs.osdl.org
          Reporter: ionut_n2001@yahoo.com
        Regression: No

[    8.581625] calling  intel_uncore_init+0x0/0x10c @ 1
[    8.582371] unchecked MSR access error: RDMSR from 0x620 at rIP:
0xffffffff8d7abe2b (__rdmsr_on_cpu+0x2b/0x60)
[    8.584572] Call Trace:
[    8.584572]  generic_exec_single+0x4b/0x80
[    8.584572]  smp_call_function_single+0xc4/0x100
[    8.584572]  ? wrmsr_safe_regs_on_cpu+0x40/0x40
[    8.584572]  rdmsrl_on_cpu+0x43/0x60
[    8.584572]  ? rdmsrl_on_cpu+0x43/0x60
[    8.584572]  uncore_read_ratio.isra.6+0x23/0x60
[    8.584572]  uncore_add_die_entry+0xe2/0x140
[    8.584572]  uncore_event_cpu_online+0x43/0x50
[    8.584572]  ? show_min_freq_khz+0x60/0x60
[    8.584572]  cpuhp_invoke_callback+0x80/0x410
[    8.584572]  ? __schedule+0x2b0/0x900
[    8.584572]  ? sort_range+0x20/0x20
[    8.584572]  cpuhp_thread_fun+0xa7/0x110
[    8.584572]  smpboot_thread_fn+0xf7/0x170
[    8.584572]  kthread+0x121/0x140
[    8.584572]  ? kthread_park+0x90/0x90
[    8.584572]  ret_from_fork+0x22/0x30
[    8.603792] initcall intel_uncore_init+0x0/0x10c returned 0 after 20960
usecs

qemu-system-x86_64 -kernel arch/x86_64/boot/bzImage -initrd initrd -nographic
-append "console=ttyS0 acpi_rev_override=1 acpi_osi=! acpi_osi='Windows 2017'
loglevel=7 root=/dev/ram initcall_debug tsc=reliable no_timer_check
noreplace-smp kvm-intel.nested=1 intel_iommu=igfx_off cryptomgr.notests
rcupdate.rcu_expedited=1 rcu_nocbs=0-64 rw nomodeset i915.modeset=0 debug
ignore_loglevel log_buf_len=16M no_console_suspend systemd.log_target=null
systemd.unit=rescue.target" -no-reboot -m 3100 -enable-kvm -cpu host -smp
cores=2,sockets=2

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