Unchecked MSR access error in the dmesg for RHEL8.3 instances in Alibaba Cloud

Solution In Progress - Updated -

Issue

  • When starting RHEL8.3 instances in Alibaba cloud, below error and call trace found in the dmesg
Dec 28 17:43:45 localhost kernel: unchecked MSR access error: WRMSR to 0x3a (tried to write 0x0000000000000001) at rIP: 0xffffffff8f264f74 (native_write_msr+0x4/0x20)
Dec 28 17:43:45 localhost kernel: Call Trace:
Dec 28 17:43:45 localhost kernel:  init_ia32_feat_ctl+0x73/0x28b
Dec 28 17:43:45 localhost kernel:  init_intel+0xdf/0x400
Dec 28 17:43:45 localhost kernel:  identify_cpu+0x1f1/0x510
Dec 28 17:43:45 localhost kernel:  identify_boot_cpu+0xc/0x77
Dec 28 17:43:45 localhost kernel:  check_bugs+0x28/0xa9a
Dec 28 17:43:45 localhost kernel:  ? __slab_alloc+0x29/0x30
Dec 28 17:43:45 localhost kernel:  ? kmem_cache_alloc+0x1aa/0x1b0
Dec 28 17:43:45 localhost kernel:  start_kernel+0x4fa/0x53e
Dec 28 17:43:45 localhost kernel:  secondary_startup_64+0xb7/0xc0
Dec 28 17:43:45 localhost kernel: Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
Dec 28 17:43:45 localhost kernel: Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
Dec 28 17:43:45 localhost kernel: FEATURE SPEC_CTRL Present
Dec 28 17:43:45 localhost kernel: FEATURE IBPB_SUPPORT Present

Environment

  • Red Hat Enterprise Linux 8.3 instances
  • Alibaba Cloud Environment

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