> You mentioned that the system will boot with a newer kernel, just without the array. Could you boot it like that, but select single-user mode? Then you can save the dmesg to a file, collect any other useful messages, reboot into 2.6.31, then paste the files into an email. Here goes - dmesg heavily redacted: [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Linux version 2.6.32-30-generic (buildd@vernadsky) (gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) ) #59-Ubuntu SMP Tue Mar 1 21:30:21 UTC 2011 (Ubuntu 2.6.32-30.59-generic 2.6.32.29+drm33.13) [ 0.923535] ahci 0000:00:11.0: version 3.0 [ 0.923554] alloc irq_desc for 22 on node -1 [ 0.923555] alloc kstat_irqs on node -1 [ 0.923564] ahci 0000:00:11.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22 [ 0.923721] ahci 0000:00:11.0: AHCI 0001.0100 32 slots 6 ports 3 Gbps 0x3f impl SATA mode [ 0.923758] ahci 0000:00:11.0: flags: 64bit ncq sntf ilck pm led clo pmp pio slum part ccc [ 0.929507] scsi0 : ahci [ 0.936083] scsi1 : ahci [ 0.943752] scsi2 : ahci [ 0.945123] scsi3 : ahci [ 0.945851] scsi4 : ahci [ 0.947687] scsi5 : ahci [ 0.947834] ata1: SATA max UDMA/133 irq_stat 0x00400000, PHY RDY changed irq 22 [ 0.947871] ata2: SATA max UDMA/133 abar m1024@0xfe02f000 port 0xfe02f180 irq 22 [ 0.947907] ata3: SATA max UDMA/133 abar m1024@0xfe02f000 port 0xfe02f200 irq 22 [ 0.947944] ata4: SATA max UDMA/133 abar m1024@0xfe02f000 port 0xfe02f280 irq 22 [ 0.947980] ata5: SATA max UDMA/133 abar m1024@0xfe02f000 port 0xfe02f300 irq 22 [ 0.948017] ata6: SATA max UDMA/133 abar m1024@0xfe02f000 port 0xfe02f380 irq 22 [ 0.948339] scsi6 : pata_atiixp [ 0.948414] scsi7 : pata_atiixp [ 0.949196] ata7: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0xfa00 irq 14 [ 0.949234] ata8: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0xfa08 irq 15 [ 1.084835] ata7.00: ATAPI: SONY DVD RW DRU-810A, 1.0e, max UDMA/33 [ 1.101607] ata7.01: HPA unlocked: 490232639 -> 490234752, native 490234752 [ 1.101644] ata7.01: ATA-7: Maxtor 6B250R0, BAH41BY0, max UDMA/133 [ 1.101677] ata7.01: 490234752 sectors, multi 16: LBA48 [ 1.116811] ata7.00: configured for UDMA/33 [ 1.134253] ata7.01: configured for UDMA/100 [ 1.228176] ata3: SATA link down (SStatus 0 SControl 300) [ 1.233152] ata5: SATA link down (SStatus 0 SControl 300) [ 1.233210] ata4: SATA link down (SStatus 0 SControl 300) [ 1.233659] ata6: SATA link down (SStatus 0 SControl 300) [ 1.341157] scsi8 : SCSI emulation for USB Mass Storage devices [ 1.393662] ata2: softreset failed (device not ready) [ 1.393697] ata2: applying SB600 PMP SRST workaround and retrying [ 1.556196] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 1.557471] ata2.00: ATA-8: WDC WD1001FALS-00J7B0, 05.00K05, max UDMA/133 [ 1.557506] ata2.00: 1953525168 sectors, multi 0: LBA48 NCQ (depth 31/32), AA [ 1.559065] ata2.00: configured for UDMA/133 [ 1.808688] ata1: applying SB600 PMP SRST workaround and retrying [ 1.972145] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 1.973383] ata1.00: ATA-8: WDC WD1001FALS-00J7B0, 05.00K05, max UDMA/133 [ 1.973418] ata1.00: 1953525168 sectors, multi 0: LBA48 NCQ (depth 31/32), AA [ 1.974956] ata1.00: configured for UDMA/133 [ 1.988276] scsi 0:0:0:0: Direct-Access ATA WDC WD1001FALS-0 05.0 PQ: 0 ANSI: 5 [ 1.988439] sd 0:0:0:0: Attached scsi generic sg0 type 0 [ 1.988467] sd 0:0:0:0: [sda] 1953525168 512-byte logical blocks: (1.00 TB/931 GiB) [ 1.988491] sd 0:0:0:0: [sda] Write Protect is off [ 1.988493] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 [ 1.988505] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1.988593] sda: [ 1.988691] scsi 1:0:0:0: Direct-Access ATA WDC WD1001FALS-0 05.0 PQ: 0 ANSI: 5 [ 1.988885] sd 1:0:0:0: Attached scsi generic sg1 type 0 [ 1.988888] sd 1:0:0:0: [sdb] 1953525168 512-byte logical blocks: (1.00 TB/931 GiB) [ 1.988943] sd 1:0:0:0: [sdb] Write Protect is off [ 1.988945] sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00 [ 1.988970] sd 1:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1.989163] sdb: [ 1.991478] scsi 6:0:0:0: CD-ROM SONY DVD RW DRU-810A 1.0e PQ: 0 ANSI: 5 [ 1.996140] CE: hpet increasing min_delta_ns to 15000 nsec [ 2.001025] sr0: scsi3-mmc drive: 40x/40x writer cd/rw xa/form2 cdda tray [ 2.001059] Uniform CD-ROM driver Revision: 3.20 [ 2.001160] sr 6:0:0:0: Attached scsi CD-ROM sr0 [ 2.001199] sr 6:0:0:0: Attached scsi generic sg2 type 5 [ 2.001308] scsi 6:0:1:0: Direct-Access ATA Maxtor 6B250R0 BAH4 PQ: 0 ANSI: 5 [ 2.001430] sd 6:0:1:0: [sdc] 490234752 512-byte logical blocks: (251 GB/233 GiB) [ 2.001448] sd 6:0:1:0: Attached scsi generic sg3 type 0 [ 2.001542] sdb1 [ 2.001553] sd 6:0:1:0: [sdc] Write Protect is off [ 2.001554] sd 6:0:1:0: [sdc] Mode Sense: 00 3a 00 00 [ 2.001578] sd 6:0:1:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 2.001686] sdb2 sdb3 sdb4 < [ 2.001901] sdc: sda1 sda2 sda3 sda4 < sdb5 > [ 2.019924] sd 1:0:0:0: [sdb] Attached SCSI disk [ 2.020510] sda5 > [ 2.022265] sdc1 sdc2 [ 2.022532] sd 6:0:1:0: [sdc] Attached SCSI disk [ 2.027189] sd 0:0:0:0: [sda] Attached SCSI disk [ 2.045157] usb 3-2: new low speed USB device using ohci_hcd and address 3 [ 2.157952] device-mapper: dm-raid45: initialized v0.2594b [ 2.159783] ohci1394 0000:03:0e.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22 [ 2.162472] md: linear personality registered for level -1 [ 2.164145] md: multipath personality registered for level -4 [ 2.166061] md: raid0 personality registered for level 0 [ 2.168346] md: raid1 personality registered for level 1 [ 2.236543] raid6: int32x1 1304 MB/s [ 2.304530] raid6: int32x2 1410 MB/s [ 2.372522] raid6: int32x4 964 MB/s [ 2.440508] raid6: int32x8 681 MB/s [ 2.508515] raid6: mmxx1 2475 MB/s [ 2.576505] raid6: mmxx2 4750 MB/s [ 2.644505] raid6: sse1x1 2030 MB/s [ 2.712514] raid6: sse1x2 3453 MB/s [ 2.780520] raid6: sse2x1 3800 MB/s [ 2.848505] raid6: sse2x2 6223 MB/s [ 2.848536] raid6: using algorithm sse2x2 (6223 MB/s) [ 2.852248] md: raid6 personality registered for level 6 [ 2.852282] md: raid5 personality registered for level 5 [ 2.852314] md: raid4 personality registered for level 4 [ 2.856787] md: raid10 personality registered for level 10 [ 2.949118] md: bind<sda5> [ 2.984447] md: bind<sdb5> [ 2.986309] raid1: raid set md1 active with 2 out of 2 mirrors [ 2.986361] md1: detected capacity change from 0 to 788179124224 [ 2.987205] md1: unknown partition table [ 3.199341] kjournald starting. Commit interval 5 seconds [ 3.199356] EXT3-fs: mounted filesystem with ordered data mode. [ 29.671452] scsi 8:0:0:0: Direct-Access Generic USB SD Reader 1.00 PQ: 0 ANSI: 0 [ 29.672325] scsi 8:0:0:1: Direct-Access Generic USB CF Reader 1.01 PQ: 0 ANSI: 0 [ 29.673158] scsi 8:0:0:2: Direct-Access Generic USB xD/SM Reader 1.02 PQ: 0 ANSI: 0 [ 29.674004] scsi 8:0:0:3: Direct-Access Generic USB MS Reader 1.03 PQ: 0 ANSI: 0 [ 29.674326] sd 8:0:0:0: Attached scsi generic sg4 type 0 [ 29.674432] sd 8:0:0:1: Attached scsi generic sg5 type 0 [ 29.674536] sd 8:0:0:2: Attached scsi generic sg6 type 0 [ 29.674640] sd 8:0:0:3: Attached scsi generic sg7 type 0 [ 29.681659] sd 8:0:0:0: [sdd] Attached SCSI removable disk [ 29.682292] sd 8:0:0:1: [sde] Attached SCSI removable disk [ 29.683561] sd 8:0:0:2: [sdf] Attached SCSI removable disk [ 29.684168] sd 8:0:0:3: [sdg] Attached SCSI removable disk [ 29.800664] Adding 2048276k swap on /dev/sda3. Priority:-1 extents:1 across:2048276k [ 29.909600] Adding 2048276k swap on /dev/sdb3. Priority:-2 extents:1 across:2048276k [ 30.022862] udev: starting version 151 [ 31.253036] shpchp 0000:00:01.0: HPC vendor_id 1022 device_id 9602 ss_vid 0 ss_did 0 [ 31.253040] shpchp 0000:00:01.0: Cannot reserve MMIO region [ 31.253095] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 31.375816] ACPI: resource piix4_smbus [0xb00-0xb07] conflicts with ACPI region SOR1 [0xb00-0xb0f] [ 31.375819] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver [ 40.205687] type=1505 audit(1301858645.806:2): operation="profile_load" pid=687 name="/sbin/dhclient3" [ 40.205698] type=1505 audit(1301858645.806:3): operation="profile_replace" pid=680 name="/sbin/dhclient3" [ 40.205884] type=1505 audit(1301858645.806:4): operation="profile_load" pid=687 name="/usr/lib/NetworkManager/nm-dhcp-client.action" [ 40.205902] type=1505 audit(1301858645.806:5): operation="profile_replace" pid=680 name="/usr/lib/NetworkManager/nm-dhcp-client.action" [ 40.205995] type=1505 audit(1301858645.806:6): operation="profile_load" pid=687 name="/usr/lib/connman/scripts/dhclient-script" [ 40.206020] type=1505 audit(1301858645.806:7): operation="profile_replace" pid=680 name="/usr/lib/connman/scripts/dhclient-script" [ 44.951085] type=1505 audit(1301858650.549:8): operation="profile_load" pid=967 name="/usr/sbin/ntpd" [ 44.951096] type=1505 audit(1301858650.549:9): operation="profile_replace" pid=966 name="/usr/sbin/ntpd" [ 54.291501] EXT3 FS on sda2, internal journal [ 54.635654] kjournald starting. Commit interval 5 seconds [ 54.636035] EXT3 FS on sdb2, internal journal [ 54.636039] EXT3-fs: mounted filesystem with ordered data mode. [ 54.720501] kjournald starting. Commit interval 5 seconds [ 54.720663] EXT3 FS on dm-0, internal journal [ 54.720667] EXT3-fs: mounted filesystem with ordered data mode. [ 55.437462] kjournald starting. Commit interval 5 seconds [ 55.437913] EXT3 FS on dm-1, internal journal [ 55.437917] EXT3-fs: mounted filesystem with ordered data mode. [ 55.522745] kjournald starting. Commit interval 5 seconds [ 55.523174] EXT3 FS on dm-2, internal journal [ 55.523177] EXT3-fs: mounted filesystem with ordered data mode. [ 55.585619] kjournald starting. Commit interval 5 seconds [ 55.628189] EXT3 FS on md1, internal journal [ 55.628193] EXT3-fs: mounted filesystem with ordered data mode. [ 56.931225] kjournald starting. Commit interval 5 seconds [ 56.931562] EXT3 FS on dm-3, internal journal [ 56.931566] EXT3-fs: mounted filesystem with ordered data mode. [ 65.876933] type=1505 audit(1301858671.474:10): operation="profile_replace" pid=1164 name="/sbin/dhclient3" [ 65.877143] type=1505 audit(1301858671.478:11): operation="profile_replace" pid=1164 name="/usr/lib/NetworkManager/nm-dhcp-client.action" [ 65.877257] type=1505 audit(1301858671.478:12): operation="profile_replace" pid=1164 name="/usr/lib/connman/scripts/dhclient-script" At the end of the 3 second mark lines, the system stops booting and needs a series of console inputs (space bar or return) to continue booting. Each input advances the process a little bit. /var/log/messages offered nothing different. DG -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
