适用于 Dell XPS 8940 的最新 BIOS，我使用的是 Ubuntu 20.04。显示以下消息dmesg：
[ 8.663080] ACPI Warning: \_SB.PCI0.PEG1.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20200528/nsarguments-59)
[ 8.903041] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.903045] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.903048] No Local Variables are initialized for Method [_DSM]
[ 8.903049] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.903049] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.903052] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.903053] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.903054] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 10 52 44
[ 8.903056] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.903233] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.903235] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.903236] No Local Variables are initialized for Method [_DSM]
[ 8.903237] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.903237] Arg0: 00000000540edc59 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.903239] Arg1: 0000000092c4591b <Obj> Integer 0000000000000102
[ 8.903240] Arg2: 000000004b8a2b62 <Obj> Integer 0000000000000010
[ 8.903240] Arg3: 00000000ea4f27c8 <Obj> Buffer(4) 00 20 52 44
[ 8.903242] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.903418] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.903420] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.903421] No Local Variables are initialized for Method [_DSM]
[ 8.903421] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.903422] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.903423] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.903424] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.903425] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 30 52 44
[ 8.903427] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.903602] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.903604] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.903605] No Local Variables are initialized for Method [_DSM]
[ 8.903605] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.903606] Arg0: 00000000540edc59 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.903607] Arg1: 0000000092c4591b <Obj> Integer 0000000000000102
[ 8.903608] Arg2: 000000004b8a2b62 <Obj> Integer 0000000000000010
[ 8.903609] Arg3: 00000000ea4f27c8 <Obj> Buffer(4) 00 40 52 44
[ 8.903611] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.903786] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.903787] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.903789] No Local Variables are initialized for Method [_DSM]
[ 8.903789] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.903789] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.903791] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.903792] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.903793] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 50 52 44
[ 8.903795] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.903970] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.903971] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.903973] No Local Variables are initialized for Method [_DSM]
[ 8.903973] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.903973] Arg0: 00000000540edc59 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.903975] Arg1: 0000000092c4591b <Obj> Integer 0000000000000102
[ 8.903976] Arg2: 000000004b8a2b62 <Obj> Integer 0000000000000010
[ 8.903977] Arg3: 00000000ea4f27c8 <Obj> Buffer(4) 00 60 52 44
[ 8.903978] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.904153] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.904155] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.904156] No Local Variables are initialized for Method [_DSM]
[ 8.904156] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.904157] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.904158] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.904159] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.904160] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 70 52 44
[ 8.904162] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.904336] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.904337] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.904339] No Local Variables are initialized for Method [_DSM]
[ 8.904339] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.904339] Arg0: 00000000540edc59 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.904341] Arg1: 0000000092c4591b <Obj> Integer 0000000000000102
[ 8.904342] Arg2: 000000004b8a2b62 <Obj> Integer 0000000000000010
[ 8.904343] Arg3: 00000000ea4f27c8 <Obj> Buffer(4) 00 80 52 44
[ 8.904345] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.904520] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.904521] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.904523] No Local Variables are initialized for Method [_DSM]
[ 8.904523] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.904523] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.904525] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.904526] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.904527] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 90 52 44
[ 8.904529] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.904702] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.904704] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.904705] No Local Variables are initialized for Method [_DSM]
[ 8.904705] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.904706] Arg0: 00000000540edc59 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.904707] Arg1: 0000000092c4591b <Obj> Integer 0000000000000102
[ 8.904708] Arg2: 000000004b8a2b62 <Obj> Integer 0000000000000010
[ 8.904709] Arg3: 00000000ea4f27c8 <Obj> Buffer(4) 00 A0 52 44
[ 8.904711] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.904885] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.904887] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.904888] No Local Variables are initialized for Method [_DSM]
[ 8.904888] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.904889] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.904890] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.904891] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.904892] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 B0 52 44
[ 8.904894] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.905069] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.905070] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.905071] No Local Variables are initialized for Method [_DSM]
[ 8.905072] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.905072] Arg0: 00000000540edc59 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.905074] Arg1: 0000000092c4591b <Obj> Integer 0000000000000102
[ 8.905074] Arg2: 000000004b8a2b62 <Obj> Integer 0000000000000010
[ 8.905075] Arg3: 00000000ea4f27c8 <Obj> Buffer(4) 00 C0 52 44
[ 8.905077] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.905263] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.905265] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.905268] No Local Variables are initialized for Method [_DSM]
[ 8.905268] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.905269] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.905271] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.905272] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.905273] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 D0 52 44
[ 8.905275] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.905477] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.905484] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.905486] No Local Variables are initialized for Method [_DSM]
[ 8.905486] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.905486] Arg0: 00000000540edc59 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.905488] Arg1: 0000000092c4591b <Obj> Integer 0000000000000102
[ 8.905489] Arg2: 000000004b8a2b62 <Obj> Integer 0000000000000010
[ 8.905491] Arg3: 00000000ea4f27c8 <Obj> Buffer(4) 00 E0 52 44
[ 8.905494] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 8.905683] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 8.905684] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 8.905686] No Local Variables are initialized for Method [_DSM]
[ 8.905686] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 8.905687] Arg0: 00000000ea4f27c8 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 8.905688] Arg1: 000000004b8a2b62 <Obj> Integer 0000000000000102
[ 8.905689] Arg2: 0000000092c4591b <Obj> Integer 0000000000000010
[ 8.905690] Arg3: 00000000540edc59 <Obj> Buffer(4) 00 F0 52 44
[ 8.905692] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 9.380024] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 9.380032] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 9.380037] No Local Variables are initialized for Method [_DSM]
[ 9.380038] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 9.380039] Arg0: 0000000092c4591b <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 9.380045] Arg1: 00000000540edc59 <Obj> Integer 0000000000000102
[ 9.380047] Arg2: 00000000e6df3428 <Obj> Integer 0000000000000010
[ 9.380049] Arg3: 00000000c3a94cd1 <Obj> Buffer(4) 00 00 4B 56
[ 9.380054] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
[ 9.380528] ACPI BIOS Error (bug): Failure creating named object [\_SB.PCI0.PEG1.PEGP._DSM.USRG], AE_ALREADY_EXISTS (20200528/dsfield-184)
[ 9.380532] ACPI Error: AE_ALREADY_EXISTS, CreateBufferField failure (20200528/dswload2-477)
[ 9.380535] No Local Variables are initialized for Method [_DSM]
[ 9.380537] Initialized Arguments for Method [_DSM]: (4 arguments defined for method invocation)
[ 9.380537] Arg0: 00000000c3a94cd1 <Obj> Buffer(16) 75 0B A5 D4 C7 65 F7 46
[ 9.380542] Arg1: 00000000e6df3428 <Obj> Integer 0000000000000102
[ 9.380544] Arg2: 00000000540edc59 <Obj> Integer 0000000000000010
[ 9.380546] Arg3: 0000000092c4591b <Obj> Buffer(4) 00 00 50 4F
[ 9.380550] ACPI Error: Aborting method \_SB.PCI0.PEG1.PEGP._DSM due to previous error (AE_ALREADY_EXISTS) (20200528/psparse-529)
到目前为止，我没有遇到任何其他问题，只是想知道是否应该以某种方式处理这些错误消息，或者可以通过我尚未探索的其他方法（除了 BIOS/UEFI 更新）来缓解。
斯蒂芬