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Message-ID: <8738jr5t3e.fsf@redhat.com> Date: Mon, 10 Feb 2014 15:23:33 +0800 From: Madper Xie <cxie@...hat.com> To: Matt Fleming <matt.fleming@...el.com>, "linux-kernel\@vger.kernel.org" <linux-kernel@...r.kernel.org>, "linux-efi\@vger.kernel.org" <linux-efi@...r.kernel.org> Subject: [BUG] can't boot up: unable to handle kernel paging request at ffffffffff340003 Howdy, With old kernel (from 3.10 to 3.14-rc1), my hp box shows following outputs: ~~~ [ 0.009166] Freeing SMP alternatives memory: 20K (ffffffff82234000 - ffffffff82239000) [ 0.010302] ioremap: invalid physical address 1376e01800000001 [ 0.010303] ------------[ cut here ]------------ [ 0.010308] WARNING: CPU: 0 PID: 0 at arch/x86/mm/ioremap.c:83 __ioremap_caller+0x357/0x380() [ 0.010309] Modules linked in: [ 0.010312] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.14.0-rc1 #8 [ 0.010313] Hardware name: Hewlett-Packard HP Compaq Elite 8300 SFF/3397, BIOS K01 v02.05 05/07/2012 [ 0.010314] 0000000000000009 ffffffff819dde58 ffffffff816b5eb9 0000000000000000 [ 0.010317] ffffffff819dde90 ffffffff8107793d 0000000000000000 1376e01800000006 [ 0.010319] 0000000000000000 ffffffff81e0e2c0 0000000000000006 ffffffff819ddea0 [ 0.010322] Call Trace: [ 0.010327] [<ffffffff816b5eb9>] dump_stack+0x4d/0x66 [ 0.010331] [<ffffffff8107793d>] warn_slowpath_common+0x7d/0xa0 [ 0.010333] [<ffffffff81077a1a>] warn_slowpath_null+0x1a/0x20 [ 0.010335] [<ffffffff81060f37>] __ioremap_caller+0x357/0x380 [ 0.010339] [<ffffffff81d85b5f>] ? efi_bgrt_init+0x8b/0x12b [ 0.010341] [<ffffffff81060f77>] ioremap_nocache+0x17/0x20 [ 0.010343] [<ffffffff81d85b5f>] efi_bgrt_init+0x8b/0x12b [ 0.010345] [<ffffffff81d8522a>] efi_late_init+0x9/0xb [ 0.010349] [<ffffffff81d68f59>] start_kernel+0x436/0x450 [ 0.010351] [<ffffffff81d6892c>] ? repair_env_string+0x5c/0x5c [ 0.010353] [<ffffffff81d68120>] ? early_idt_handlers+0x120/0x120 [ 0.010355] [<ffffffff81d685de>] x86_64_start_reservations+0x2a/0x2c [ 0.010356] [<ffffffff81d6871e>] x86_64_start_kernel+0x13e/0x14d [ 0.010368] ---[ end trace b6511b740249fba3 ]--- ~~~ However the box can boot up and works well. After I update kernel to 3.14-rc2, it panic when booting. Here is console output: ~~~ [ 0.010366] BUG: unable to handle kernel paging request at ffffffffff340003 [ 0.017376] IP: [<ffffffff81d85ba4>] efi_bgrt_init+0x9d/0x133 [ 0.023153] PGD 159eb067 PUD 159ed067 PMD 16240067 PTE 9376e01800000163 [ 0.029842] Oops: 0009 [#1] SMP [ 0.033108] Modules linked in: [ 0.036184] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.14.0-rc2+ #7 [ 0.042540] Hardware name: Hewlett-Packard HP Compaq Elite 8300 SFF/3397, BIOS K01 v02.05 05/07/2012 [ 0.051679] task: ffffffff819ef4c0 ti: ffffffff819dc000 task.ti: ffffffff819dc000 [ 0.059167] RIP: 0010:[<ffffffff81d85ba4>] [<ffffffff81d85ba4>] efi_bgrt_init+0x9d/0x133 [ 0.067368] RSP: 0000:ffffffff819ddf20 EFLAGS: 00010202 [ 0.072684] RAX: ffffffffff340001 RBX: ffffffffff340001 RCX: ffffffff00000abf [ 0.079825] RDX: 8000000000000163 RSI: 9376e01800000163 RDI: ffffffffff340000 [ 0.086967] RBP: ffffffff819ddf38 R08: 8000000000000163 R09: 8000000000000163 [ 0.094109] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001 [ 0.101249] R13: ffff88021ecc5640 R14: ffffffff81e0e2c0 R15: ffffffff819ddfb0 [ 0.108391] FS: 0000000000000000(0000) GS:ffff880215c00000(0000) knlGS:0000000000000000 [ 0.116489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.122239] CR2: ffffffffff340003 CR3: 00000000159e8000 CR4: 00000000001406f0 [ 0.129381] Stack: [ 0.131396] ffffffffffffffff ffffffff81e04940 ffff88021ecc5640 ffffffff819ddf48 [ 0.138867] ffffffff81d8525d ffffffff819ddf88 ffffffff81d68f59 ffffffff81d6892c [ 0.146338] ffffffff81e0e2c0 0000ffffffff81d6 00000000ffffffff 0000000000000020 [ 0.153809] Call Trace: [ 0.156261] [<ffffffff81d8525d>] efi_late_init+0x9/0xb [ 0.161499] [<ffffffff81d68f59>] start_kernel+0x436/0x450 [ 0.166987] [<ffffffff81d6892c>] ? repair_env_string+0x5c/0x5c [ 0.172913] [<ffffffff81d68120>] ? early_idt_handlers+0x120/0x120 [ 0.179098] [<ffffffff81d685de>] x86_64_start_reservations+0x2a/0x2c [ 0.185547] [<ffffffff81d6871e>] x86_64_start_kernel+0x13e/0x14d [ 0.191646] Code: 89 c3 75 24 48 8b 05 34 37 53 00 be 06 00 00 00 48 8b 78 28 e8 93 d0 ff ff 48 85 c0 48 89 c [ 0.211644] RIP [<ffffffff81d85ba4>] efi_bgrt_init+0x9d/0x133 [ 0.217501] RSP <ffffffff819ddf20> [ 0.220994] CR2: ffffffffff340003 [ 0.224320] ---[ end trace 4f8e0a3f5b9ff6b1 ]--- [ 0.228946] Kernel panic - not syncing: Attempted to kill the idle task! [ 0.235655] Rebooting in 3 seconds.. [ 0.239146] ACPI MEMORY or I/O RESET_REG. BTW: 3.14-rc2 works well on my DELL desktop. I paste the dmidecode output of my HP desktop here: # dmidecode 2.12 # SMBIOS entry point at 0xd943d918 SMBIOS 2.7 present. 58 structures occupying 2472 bytes. Table at 0x000E92EB. Handle 0x0000, DMI type 0, 24 bytes BIOS Information Vendor: Hewlett-Packard Version: K01 v02.05 Release Date: 05/07/2012 Address: 0xF0000 Runtime Size: 64 kB ROM Size: 16384 kB Characteristics: PCI is supported PNP is supported BIOS is upgradeable BIOS shadowing is allowed Boot from CD is supported Selectable boot is supported EDD is supported Print screen service is supported (int 5h) 8042 keyboard services are supported (int 9h) Serial services are supported (int 14h) Printer services are supported (int 17h) ACPI is supported USB legacy is supported BIOS boot specification is supported Function key-initiated network boot is supported Targeted content distribution is supported UEFI is supported BIOS Revision: 2.5 Handle 0x0001, DMI type 1, 27 bytes System Information Manufacturer: Hewlett-Packard Product Name: HP Compaq Elite 8300 SFF Version: Not Specified Serial Number: 6CR3164C25 UUID: 10EC3380-A110-11E2-8178-6C3BE5225006 Wake-up Type: Power Switch SKU Number: QV996AV Family: 103C_53307F G=D Handle 0x0002, DMI type 2, 15 bytes Base Board Information Manufacturer: Hewlett-Packard Product Name: 3397 Version: Not Specified Serial Number: 6CR3164C25 Asset Tag: 6CR3164C25 Features: Board is a hosting board Board is removable Board is replaceable Location In Chassis: Not Specified Chassis Handle: 0x0003 Type: Motherboard Contained Object Handles: 0 Handle 0x0003, DMI type 3, 22 bytes Chassis Information Manufacturer: Hewlett-Packard Type: Low Profile Desktop Lock: Not Present Version: Not Specified Serial Number: 6CR3164C25 Asset Tag: 6CR3164C25 Boot-up State: Safe Power Supply State: Safe Thermal State: Safe Security Status: None OEM Information: 0x00000000 Height: Unspecified Number Of Power Cords: 1 Contained Elements: 0 SKU Number: <BAD INDEX> Handle 0x0004, DMI type 4, 42 bytes Processor Information Socket Designation: SOCKET 0 Type: Central Processor Family: Core i5 Manufacturer: Intel ID: A9 06 03 00 FF FB EB BF Signature: Type 0, Family 6, Model 58, Stepping 9 Flags: FPU (Floating-point unit on-chip) VME (Virtual mode extension) DE (Debugging extension) PSE (Page size extension) TSC (Time stamp counter) MSR (Model specific registers) PAE (Physical address extension) MCE (Machine check exception) CX8 (CMPXCHG8 instruction supported) APIC (On-chip APIC hardware supported) SEP (Fast system call) MTRR (Memory type range registers) PGE (Page global enable) MCA (Machine check architecture) CMOV (Conditional move instruction supported) PAT (Page attribute table) PSE-36 (36-bit page size extension) CLFSH (CLFLUSH instruction supported) DS (Debug store) ACPI (ACPI supported) MMX (MMX technology supported) FXSR (FXSAVE and FXSTOR instructions supported) SSE (Streaming SIMD extensions) SSE2 (Streaming SIMD extensions 2) SS (Self-snoop) HTT (Multi-threading) TM (Thermal monitor supported) PBE (Pending break enabled) Version: Intel(R) Core(TM) i5-3470 CPU @ 3.20GHz Voltage: 1.0 V External Clock: 100 MHz Max Speed: 3800 MHz Current Speed: 3200 MHz Status: Populated, Enabled Upgrade: Socket BGA1155 L1 Cache Handle: 0x0005 L2 Cache Handle: 0x0006 L3 Cache Handle: 0x0007 Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Core Count: 4 Core Enabled: 4 Thread Count: 4 Characteristics: 64-bit capable Multi-Core Execute Protection Enhanced Virtualization Power/Performance Control Handle 0x0005, DMI type 7, 19 bytes Cache Information Socket Designation: L1-Cache Configuration: Enabled, Not Socketed, Level 1 Operational Mode: Write Through Location: Internal Installed Size: 256 kB Maximum Size: 256 kB Supported SRAM Types: Unknown Installed SRAM Type: Unknown Speed: Unknown Error Correction Type: Parity System Type: Unified Associativity: 8-way Set-associative Handle 0x0006, DMI type 7, 19 bytes Cache Information Socket Designation: L2-Cache Configuration: Enabled, Not Socketed, Level 2 Operational Mode: Write Through Location: Internal Installed Size: 1024 kB Maximum Size: 1024 kB Supported SRAM Types: Unknown Installed SRAM Type: Unknown Speed: Unknown Error Correction Type: Single-bit ECC System Type: Unified Associativity: 8-way Set-associative Handle 0x0007, DMI type 7, 19 bytes Cache Information Socket Designation: L3-Cache Configuration: Enabled, Not Socketed, Level 3 Operational Mode: Write Back Location: Internal Installed Size: 6144 kB Maximum Size: 6144 kB Supported SRAM Types: Unknown Installed SRAM Type: Unknown Speed: Unknown Error Correction Type: Single-bit ECC System Type: Unified Associativity: Other Handle 0x0008, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J1A1 Internal Connector Type: None External Reference Designator: PS2Mouse External Connector Type: PS/2 Port Type: Mouse Port Handle 0x0009, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J1A1 Internal Connector Type: None External Reference Designator: Keyboard External Connector Type: PS/2 Port Type: Keyboard Port Handle 0x000A, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A1 Internal Connector Type: None External Reference Designator: TV Out External Connector Type: Mini Centronics Type-14 Port Type: Other Handle 0x000B, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A2A Internal Connector Type: None External Reference Designator: COM A External Connector Type: DB-9 male Port Type: Serial Port 16550A Compatible Handle 0x000C, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A2B Internal Connector Type: None External Reference Designator: Video External Connector Type: DB-15 female Port Type: Video Port Handle 0x000D, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J3A1 Internal Connector Type: None External Reference Designator: USB1 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x000E, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J3A1 Internal Connector Type: None External Reference Designator: USB2 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x000F, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J3A1 Internal Connector Type: None External Reference Designator: USB3 External Connector Type: Access Bus (USB) Port Type: USB Handle 0x0010, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9A1 - TPM HDR Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0011, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9C1 - PCIE DOCKING CONN Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0012, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2B3 - CPU FAN Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0013, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J6C2 - EXT HDMI Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0014, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J3C1 - GMCH FAN Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0015, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J1D1 - ITP Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0016, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9E2 - MDC INTPSR Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0017, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9E4 - MDC INTPSR Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0018, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9E3 - LPC HOT DOCKING Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0019, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9E1 - SCAN MATRIX Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001A, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J9G1 - LPC SIDE BAND Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001B, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J8F1 - UNIFIED Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001C, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J6F1 - LVDS Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001D, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2F1 - LAI FAN Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001E, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2G1 - GFX VID Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x001F, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J1G6 - AC JACK Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: None Port Type: Other Handle 0x0020, DMI type 11, 5 bytes OEM Strings String 1: ABS 70/71 60 61 62 63; String 2: FBYTE#2U2V3E3P3V3X47676J6S6b7B7H7M7Q7T7W7a7m8D9zag.Fn; String 3: BUILDID#12WWIDFW607#SAB2#DAB2; Handle 0x0021, DMI type 12, 5 bytes System Configuration Options Option 1: To Be Filled By O.E.M. Handle 0x0022, DMI type 32, 20 bytes System Boot Information Status: No errors detected Handle 0x0023, DMI type 26, 22 bytes Voltage Probe Description: LM78A Location: Power Unit Status: OK Maximum Value: Unknown Minimum Value: Unknown Resolution: Unknown Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Nominal Value: Unknown Handle 0x0024, DMI type 28, 22 bytes Temperature Probe Description: LM78A Location: Power Unit Status: OK Maximum Value: Unknown Minimum Value: Unknown Resolution: Unknown Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Nominal Value: Unknown Handle 0x0025, DMI type 27, 15 bytes Cooling Device Temperature Probe Handle: 0x0024 Type: Power Supply Fan Status: OK Cooling Unit Group: 1 OEM-specific Information: 0x00000000 Nominal Speed: Unknown Or Non-rotating Description: Cooling Dev 1 Handle 0x0026, DMI type 29, 22 bytes Electrical Current Probe Description: ABC Location: Power Unit Status: OK Maximum Value: Unknown Minimum Value: Unknown Resolution: Unknown Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Nominal Value: Unknown Handle 0x0027, DMI type 39, 22 bytes System Power Supply Power Unit Group: 1 Location: To Be Filled By O.E.M. Name: To Be Filled By O.E.M. Manufacturer: To Be Filled By O.E.M. Serial Number: To Be Filled By O.E.M. Asset Tag: To Be Filled By O.E.M. Model Part Number: To Be Filled By O.E.M. Revision: To Be Filled By O.E.M. Max Power Capacity: Unknown Status: Present, OK Type: Switching Input Voltage Range Switching: Auto-switch Plugged: Yes Hot Replaceable: No Input Voltage Probe Handle: 0x0023 Cooling Device Handle: 0x0025 Input Current Probe Handle: 0x0026 Handle 0x0028, DMI type 41, 11 bytes Onboard Device Reference Designation: Onboard IGD Type: Video Status: Enabled Type Instance: 1 Bus Address: 0000:00:02.0 Handle 0x0029, DMI type 41, 11 bytes Onboard Device Reference Designation: Onboard LAN Type: Ethernet Status: Enabled Type Instance: 1 Bus Address: 0000:00:19.0 Handle 0x002A, DMI type 41, 11 bytes Onboard Device Reference Designation: Onboard 1394 Type: Other Status: Enabled Type Instance: 1 Bus Address: 0000:03:1c.2 Handle 0x002B, DMI type 16, 23 bytes Physical Memory Array Location: System Board Or Motherboard Use: System Memory Error Correction Type: None Maximum Capacity: 32 GB Error Information Handle: Not Provided Number Of Devices: 4 Handle 0x002C, DMI type 17, 34 bytes Memory Device Array Handle: 0x002B Error Information Handle: Not Provided Total Width: Unknown Data Width: Unknown Size: No Module Installed Form Factor: DIMM Set: None Locator: DIMM4 Bank Locator: BANK 0 Type: Unknown Type Detail: None Speed: Unknown Manufacturer: [Empty] Serial Number: [Empty] Asset Tag: 9876543210 Part Number: [Empty] Rank: Unknown Configured Clock Speed: Unknown Handle 0x002D, DMI type 17, 34 bytes Memory Device Array Handle: 0x002B Error Information Handle: Not Provided Total Width: 64 bits Data Width: 64 bits Size: 4096 MB Form Factor: DIMM Set: None Locator: DIMM3 Bank Locator: BANK 1 Type: DDR3 Type Detail: Synchronous Speed: 1600 MHz Manufacturer: Kingston Serial Number: 0D3AB88A Asset Tag: 9876543210 Part Number: 99P5474-013.A00LF Rank: 1 Configured Clock Speed: 1600 MHz Handle 0x002E, DMI type 20, 35 bytes Memory Device Mapped Address Starting Address: 0x00000000000 Ending Address: 0x000FFFFFFFF Range Size: 4 GB Physical Device Handle: 0x002D Memory Array Mapped Address Handle: 0x0032 Partition Row Position: Unknown Interleave Position: 1 Interleaved Data Depth: 2 Handle 0x002F, DMI type 17, 34 bytes Memory Device Array Handle: 0x002B Error Information Handle: Not Provided Total Width: Unknown Data Width: Unknown Size: No Module Installed Form Factor: DIMM Set: None Locator: DIMM2 Bank Locator: BANK 2 Type: Unknown Type Detail: None Speed: Unknown Manufacturer: [Empty] Serial Number: [Empty] Asset Tag: 9876543210 Part Number: [Empty] Rank: Unknown Configured Clock Speed: Unknown Handle 0x0030, DMI type 17, 34 bytes Memory Device Array Handle: 0x002B Error Information Handle: Not Provided Total Width: 64 bits Data Width: 64 bits Size: 4096 MB Form Factor: DIMM Set: None Locator: DIMM1 Bank Locator: BANK 3 Type: DDR3 Type Detail: Synchronous Speed: 1600 MHz Manufacturer: 04CB Serial Number: 00009738 Asset Tag: 9876543210 Part Number: AM2L16BC4R1-B0AS Rank: 1 Configured Clock Speed: 1600 MHz Handle 0x0031, DMI type 20, 35 bytes Memory Device Mapped Address Starting Address: 0x00100000000 Ending Address: 0x001FFFFFFFF Range Size: 4 GB Physical Device Handle: 0x0030 Memory Array Mapped Address Handle: 0x0032 Partition Row Position: Unknown Interleave Position: 2 Interleaved Data Depth: 2 Handle 0x0032, DMI type 19, 31 bytes Memory Array Mapped Address Starting Address: 0x00000000000 Ending Address: 0x001FFFFFFFF Range Size: 8 GB Physical Array Handle: 0x002B Partition Width: 4 Handle 0x003E, DMI type 13, 22 bytes BIOS Language Information Language Description Format: Long Installable Languages: 12 en|US|iso8859-1 fr|FR|iso8859-1 es|ES|iso8859-1 de|DE|iso8859-1 it|IT|iso8859-1 da|DK|iso8859-1 fi|FI|iso8859-1 nl|NL|iso8859-1 no|NO|iso8859-1 pt|PT|iso8859-1 sv|SE|iso8859-1 ja|JP|unicode Currently Installed Language: en|US|iso8859-1 Handle 0x0040, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: HLCK Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: Other Port Type: Other Handle 0x0041, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: HSNR Internal Connector Type: Other External Reference Designator: Not Specified External Connector Type: Other Port Type: Other Handle 0x0042, DMI type 129, 8 bytes OEM-specific Type Header and Data: 81 08 42 00 01 01 02 01 Strings: Intel_ASF Intel_ASF_001 Handle 0x0043, DMI type 130, 20 bytes OEM-specific Type Header and Data: 82 14 43 00 24 41 4D 54 01 01 01 01 01 A5 2F 02 00 00 01 00 Handle 0x0044, DMI type 131, 64 bytes OEM-specific Type Header and Data: 83 40 44 00 37 00 00 00 08 00 00 00 00 00 3D 00 F8 00 47 1E FF FF FF FF 09 C0 00 00 00 00 08 00 A1 05 04 00 00 00 00 00 C8 00 02 15 00 00 00 00 00 00 00 00 36 00 00 00 76 50 72 6F 00 00 00 00 Handle 0x0045, DMI type 127, 4 bytes End Of Table -- iMadper -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at 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