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Last reply by 01-05-2021 Unsolved
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2 Bronze
2 Bronze

[Firmware Bug]: Your BIOS is broken; bad RMRR [0x000000009d800000-0x000000009fffffff]

Is there anything I can do? Can we expect a bug-fix update of bios?

pranav@exam ~> sudo dmesg | grep -i bios
[ 0.000000] BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000057fff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000000058000-0x0000000000058fff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000059000-0x0000000000085fff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000000086000-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000816c9fff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000816ca000-0x0000000081fc9fff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000081fca000-0x000000009c4cefff] usable
[ 0.000000] BIOS-e820: [mem 0x000000009c4cf000-0x000000009cebefff] reserved
[ 0.000000] BIOS-e820: [mem 0x000000009cebf000-0x000000009cfbefff] ACPI NVS
[ 0.000000] BIOS-e820: [mem 0x000000009cfbf000-0x000000009cffefff] ACPI data
[ 0.000000] BIOS-e820: [mem 0x000000009cfff000-0x000000009cffffff] usable
[ 0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000efffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000feb00000-0x00000000feb03fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000ffa00000-0x00000000ffffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000025effffff] usable
[ 0.000000] efi: ESRT=0x9c745b18 SMBIOS=0x9c742000 ACPI 2.0=0x9cffe014 RNG=0x9c7c4198
[ 0.000000] SMBIOS 2.7 present.
[ 0.000000] DMI: Dell Inc. Inspiron 5548/0FFJC4, BIOS A10 05/28/2019
[ 0.000000] DMAR: [Firmware Bug]: No firmware reserved region can cover this RMRR [0x000000009d800000-0x000000009fffffff], contact BIOS vendor for fixes
[ 0.000000] DMAR: [Firmware Bug]: Your BIOS is broken; bad RMRR [0x000000009d800000-0x000000009fffffff]
BIOS vendor: Dell Inc.; Ver: A10; Product Version: A10
[ 0.000000] DMAR-IR: x2apic is disabled because BIOS sets x2apic opt out bit.
[ 0.000000] DMAR-IR: Use 'intremap=no_x2apic_optout' to override the BIOS setting.
[ 0.081799] acpi PNP0A08:00: FADT indicates ASPM is unsupported, using BIOS configuration
[ 1.381429] [drm] ACPI BIOS requests an excessive sleep of 10000 ms, using 1500 ms instead
[ 8.904281] intel_rapl_common: RAPL package-0 domain package locked by BIOS
[ 8.904286] intel_rapl_common: RAPL package-0 domain dram locked by BIOS

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