After i compiled kernel,i get these messages at boot time I got the kernel linux-2.4.0-test7.tar.gz,after i complied the kernel,i modified my /etc/lilo.conf, that is _____________________________________________ boot=/dev/sda map=/boot/map install=/boot/boot.b prompt timeout=50 default=linux image=/boot/vmlinuz-2.4.0-test7 label=linux-2.4.0 initrd=/boot/initrd-2.4.0.img read-only root=/dev/sda6 image=/boot/vmlinuz-2.3.99-pre9 label=linux-2.3.99 initrd=/boot/initrd-2.3.99-pre9.img read-only root=/dev/sda6 image=/boot/vmlinuz-2.2.14-2.0smp label=linux initrd=/boot/initrd-2.2.14-2.0smp.img read-only root=/dev/sda6 _________________________________________________ when lilo appeared,i choose linux-2.4.0 and i got the following messages: kmod:failed to exec /sbin/modprobe -s -k binfmt-0000,errno=2 (the message appeared 4 times) kmod:failed to exec /sbin/modprobe -s -k block-major-8,errno=2 VFS:cannot open root device "806" or 08:06 kernel panic:VFS:unable to mount root fs on 08:06 (1) my processor informations processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 7 model name : Pentium III (Katmai) stepping : 3 cpu MHz : 499.151528 cache size : 512 KB fdiv_bug : no hlt_bug : no sep_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr xmm bogomips : 498.07 processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 7 model name : Pentium III (Katmai) stepping : 2 cpu MHz : 499.151528 cache size : 512 KB fdiv_bug : no hlt_bug : no sep_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr xmm bogomips : 498.07 (2) my modules information nfsd 144604 8 (autoclean) nfs 28600 1 (autoclean) lockd 31144 1 (autoclean) [nfsd nfs] sunrpc 54116 1 (autoclean) [nfsd nfs lockd] eepro100 12304 1 (autoclean) raid5 18280 1 (autoclean) aic7xxx 112848 11 (3) loaded driver 0000-001f : dma1 0020-003f : pic1 0040-005f : timer 0060-006f : keyboard 0070-007f : rtc 0080-008f : dma page reg 00a0-00bf : pic2 00c0-00df : dma2 00f0-00ff : fpu 0170-0177 : ide1 02f8-02ff : serial(auto) 0376-0376 : ide1 03c0-03df : vga+ 03f8-03ff : serial(auto) 70e0-70ff : Intel Speedo3 Ethernet 7400-74be : aic7xxx 7800-78be : aic7xxx fff8-ffff : ide1 (4) PCI information 00:00.0 Host bridge: Intel Corporation 440BX/ZX - 82443BX/ZX Host bridge (rev 03 ) Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr+ Step ping- SERR+ FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort+ >SERR- <PERR- Latency: 32 set Region 0: Memory at e4000000 (32-bit, prefetchable) Capabilities: [a0] AGP version 1.0 Status: RQ=31 SBA+ 64bit- FW- Rate=21 Command: RQ=31 SBA+ AGP- 64bit- FW- Rate=21 00:01.0 PCI bridge: Intel Corporation 440BX/ZX - 82443BX/ZX AGP bridge (rev 03) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR+ FastB2B- Status: Cap- 66Mhz+ UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 64 set Bus: primary=00, secondary=01, subordinate=01, sec-latency=64 I/O behind bridge: 0000f000-00000fff Memory behind bridge: f7f00000-f7ffffff Prefetchable memory behind bridge: e8000000-f7cfffff BridgeCtl: Parity- SERR- NoISA- VGA+ MAbort- >Reset- FastB2B+ 00:02.0 Ethernet controller: Intel Corporation 82557 (rev 05) Subsystem: Unknown device 1014:00d7 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR+ FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 8 min, 56 max, 64 set, cache line size 08 Interrupt: pin A routed to IRQ 18 Region 0: Memory at e3fff000 (32-bit, prefetchable) Region 1: I/O ports at 70e0 Region 2: Memory at f7e00000 (32-bit, non-prefetchable) Capabilities: [dc] Power Management version 1 Flags: PMEClk- AuxPwr+ DSI+ D1+ D2+ PME+ Status: D0 PME-Enable- DSel=0 DScale=0 PME+ 00:04.0 ISA bridge: Intel Corporation 82371AB PIIX4 ISA (rev 02) Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop- ParErr- Step ping- SERR+ FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 0 set 00:04.1 IDE interface: Intel Corporation 82371AB PIIX4 IDE (rev 01) (prog-if 80) Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 32 set Region 4: I/O ports at fff0 00:04.2 USB Controller: Intel Corporation 82371AB PIIX4 USB (rev 01) Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 48 set Interrupt: pin D routed to IRQ 19 Region 4: I/O ports at ff00 00:04.3 Bridge: Intel Corporation 82371AB PIIX4 ACPI (rev 02) Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- 00:0d.0 SCSI storage controller: Adaptec 2940U2 Subsystem: Unknown device 9005:a180 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 39 min, 25 max, 208 set, cache line size 08 Interrupt: pin A routed to IRQ 17 BIST result: 00 Region 0: I/O ports at 7400 Region 1: Memory at f7dfe000 (64-bit, non-prefetchable) Capabilities: [dc] Power Management version 1 Flags: PMEClk- AuxPwr- DSI- D1- D2- PME- Status: D0 PME-Enable- DSel=0 DScale=0 PME- 00:0e.0 SCSI storage controller: Adaptec 2940U2 Subsystem: Unknown device 9005:a180 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR- FastB2B- Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 39 min, 25 max, 208 set, cache line size 08 Interrupt: pin A routed to IRQ 18 BIST result: 00 Region 0: I/O ports at 7800 Region 1: Memory at f7dff000 (64-bit, non-prefetchable) Capabilities: [dc] Power Management version 1 Flags: PMEClk- AuxPwr- DSI- D1- D2- PME- Status: D0 PME-Enable- DSel=0 DScale=0 PME- 01:00.0 VGA compatible controller: S3 Inc.: Unknown device 8a22 (rev 02) Subsystem: Unknown device 105d:0018 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Step ping- SERR- FastB2B- Status: Cap+ 66Mhz+ UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort - <MAbort- >SERR- <PERR- Latency: 4 min, 255 max, 248 set, cache line size 08 Interrupt: pin A routed to IRQ 16 Region 0: Memory at f7f80000 (32-bit, non-prefetchable) Region 1: Memory at e8000000 (32-bit, prefetchable) Capabilities: [dc] Power Management version 1 Flags: PMEClk- AuxPwr- DSI+ D1+ D2+ PME- Status: D0 PME-Enable- DSel=0 DScale=0 PME- Capabilities: [80] AGP version 2.0 Status: RQ=31 SBA- 64bit- FW- Rate=21 Command: RQ=31 SBA- AGP- 64bit- FW- Rate=21 (5)SCSI information Attached devices: Host: scsi0 Channel: 00 Id: 00 Lun: 00 Vendor: IBM Model: DNES-318350W Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi0 Channel: 00 Id: 01 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi0 Channel: 00 Id: 02 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi0 Channel: 00 Id: 03 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi0 Channel: 00 Id: 04 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi0 Channel: 00 Id: 15 Lun: 00 Vendor: IBM Model: EXP200 Rev: 1020 Type: Processor ANSI SCSI revision: 02 Host: scsi1 Channel: 00 Id: 00 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi1 Channel: 00 Id: 01 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi1 Channel: 00 Id: 02 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi1 Channel: 00 Id: 03 Lun: 00 Vendor: IBM Model: DNES-318350Y Rev: SA30 Type: Direct-Access ANSI SCSI revision: 03 Host: scsi1 Channel: 00 Id: 15 Lun: 00 Vendor: IBM Model: EXP200 Rev: 1020 Type: Processor ANSI SCSI revision: 02 regards, saya - 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