* Tejun Heo <tj@xxxxxxxxxx> [2008-10-27 16:38:18]: > Oh.. one more thing. Can you please try the attached patch and post the > failing log? Yank the drive: [ 423.185630] ata7: XXX error_intr irq_stat=0x8040800 [ 423.200853] ata7.02: exception Emask 0x10 SAct 0x0 SErr 0x4050000 action 0xf [ 423.200930] ata7: SError: { PHYRdyChg CommWake DevExch } [ 423.201065] ata7.02: hard resetting link [ 423.988033] ata7.02: SATA link down (SStatus 0 SControl 320) [ 423.988033] ata7: failed to recover some devices, retrying in 5 secs [ 429.320975] ata7.02: hard resetting link [ 429.657112] ata7.02: SATA link down (SStatus 0 SControl 320) [ 429.657215] ata7: failed to recover some devices, retrying in 5 secs [ 435.205828] ata7.02: hard resetting link [ 435.663470] ata7.02: SATA link down (SStatus 0 SControl 320) [ 435.663573] ata7.02: disabled [ 436.233999] ata7: EH complete [ 436.234100] ata7.02: detaching (SCSI 7:2:0:0) [ 436.234390] sd 7:2:0:0: [sdn] Synchronizing SCSI cache [ 436.237266] sd 7:2:0:0: [sdn] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK,SUGGEST_OK [ 436.237399] sd 7:2:0:0: [sdn] Stopping disk [ 436.237471] sd 7:2:0:0: [sdn] START_STOP FAILED [ 436.237537] sd 7:2:0:0: [sdn] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK,SUGGEST_OK Hotplug the drive: [ 457.946173] ata7: XXX error_intr irq_stat=0x8040800 [ 457.946173] ata7: XXX error_intr irq_stat=0x8000800 [ 457.959773] ata7.02: exception Emask 0x10 SAct 0x0 SErr 0x4050000 action 0xf [ 457.959849] ata7: SError: { PHYRdyChg CommWake DevExch } [ 457.959985] ata7.02: hard resetting link [ 458.740089] ata7.02: SATA link up 3.0 Gbps (SStatus 123 SControl 320) [ 458.740173] ata7: XXX error_intr irq_stat=0x60002 [ 458.740252] ata7: XXX error_intr cerr=4 [ 458.755959] ata7.02: failed to IDENTIFY (I/O error, err_mask=0x11) [ 458.756096] ata7.15: hard resetting link [ 461.059644] ata7.15: SATA link up 3.0 Gbps (SStatus 123 SControl 0) [ 461.059946] ata7.00: hard resetting link [ 461.395778] ata7.00: SATA link up 3.0 Gbps (SStatus 123 SControl 320) [ 461.395852] ata7.01: hard resetting link [ 461.736413] ata7.01: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 461.736490] ata7.02: hard resetting link [ 462.107859] ata7.02: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 462.107935] ata7.03: hard resetting link [ 462.471134] ata7.03: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 462.471210] ata7.04: hard resetting link [ 462.810982] ata7.04: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 462.811057] ata7.05: hard resetting link [ 463.146993] ata7.05: SATA link up 1.5 Gbps (SStatus 113 SControl 320) [ 463.159869] ata7.00: configured for UDMA/100 [ 463.172734] ata7.01: configured for UDMA/100 [ 463.172811] ata7: XXX error_intr irq_stat=0x60002 [ 463.172882] ata7: XXX error_intr cerr=4 [ 463.186852] ata7.02: failed to IDENTIFY (I/O error, err_mask=0x11) [ 463.186927] ata7.15: hard resetting link [ 465.319661] ata7.15: SATA link up 3.0 Gbps (SStatus 123 SControl 0) [ 465.319970] ata7.00: hard resetting link [ 465.657449] ata7.00: SATA link up 3.0 Gbps (SStatus 123 SControl 320) [ 465.657525] ata7.01: hard resetting link [ 465.992843] ata7.01: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 465.992918] ata7.02: hard resetting link [ 466.328237] ata7.02: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 466.328312] ata7.03: hard resetting link [ 466.663786] ata7.03: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 466.663861] ata7.04: hard resetting link [ 467.002569] ata7.04: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 467.002646] ata7.05: hard resetting link [ 467.336553] ata7.05: SATA link up 1.5 Gbps (SStatus 113 SControl 320) [ 467.351825] ata7.00: configured for UDMA/100 [ 467.364948] ata7.01: configured for UDMA/100 [ 467.365025] ata7: XXX error_intr irq_stat=0x60002 [ 467.365096] ata7: XXX error_intr cerr=4 [ 467.379054] ata7.02: failed to IDENTIFY (I/O error, err_mask=0x11) [ 467.379128] ata7.02: failed to recover link after 3 tries, disabling [ 467.379200] ata7: failed to recover PMP, retrying in 5 secs [ 472.390964] ata7.15: hard resetting link [ 474.544791] ata7.15: SATA link up 3.0 Gbps (SStatus 123 SControl 0) [ 474.859237] ata7.00: hard resetting link [ 475.195706] ata7.00: SATA link up 3.0 Gbps (SStatus 123 SControl 320) [ 475.195793] ata7.01: hard resetting link [ 475.535565] ata7.01: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 475.535641] ata7.03: hard resetting link [ 475.871163] ata7.03: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 475.871238] ata7.04: hard resetting link [ 476.208521] ata7.04: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 476.208597] ata7.05: hard resetting link [ 476.547685] ata7.05: SATA link up 1.5 Gbps (SStatus 113 SControl 320) [ 476.560025] ata7.00: configured for UDMA/100 [ 476.572026] ata7.01: configured for UDMA/100 [ 476.584854] ata7.03: configured for UDMA/100 [ 476.597676] ata7.04: configured for UDMA/100 [ 476.935580] ata7: EH complete [ 476.935691] sd 7:0:0:0: [sdl] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.935798] sd 7:0:0:0: [sdl] Write Protect is off [ 476.935865] sd 7:0:0:0: [sdl] Mode Sense: 00 3a 00 00 [ 476.935885] sd 7:0:0:0: [sdl] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 476.935991] sd 7:1:0:0: [sdm] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.936086] sd 7:1:0:0: [sdm] Write Protect is off [ 476.936152] sd 7:1:0:0: [sdm] Mode Sense: 00 3a 00 00 [ 476.936171] sd 7:1:0:0: [sdm] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 476.936276] sd 7:3:0:0: [sdo] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.936370] sd 7:3:0:0: [sdo] Write Protect is off [ 476.936437] sd 7:3:0:0: [sdo] Mode Sense: 00 3a 00 00 [ 476.936456] sd 7:3:0:0: [sdo] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 476.936561] sd 7:4:0:0: [sdp] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.936655] sd 7:4:0:0: [sdp] Write Protect is off [ 476.936722] sd 7:4:0:0: [sdp] Mode Sense: 00 3a 00 00 [ 476.936740] sd 7:4:0:0: [sdp] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 476.936845] sd 7:0:0:0: [sdl] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.936938] sd 7:0:0:0: [sdl] Write Protect is off [ 476.937005] sd 7:0:0:0: [sdl] Mode Sense: 00 3a 00 00 [ 476.937024] sd 7:0:0:0: [sdl] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 476.937128] sd 7:1:0:0: [sdm] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.937236] sd 7:1:0:0: [sdm] Write Protect is off [ 476.937303] sd 7:1:0:0: [sdm] Mode Sense: 00 3a 00 00 [ 476.937322] sd 7:1:0:0: [sdm] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 476.937427] sd 7:3:0:0: [sdo] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.937521] sd 7:3:0:0: [sdo] Write Protect is off [ 476.937588] sd 7:3:0:0: [sdo] Mode Sense: 00 3a 00 00 [ 476.937606] sd 7:3:0:0: [sdo] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 476.937710] sd 7:4:0:0: [sdp] 1953525168 512-byte hardware sectors (1000205 MB) [ 476.937804] sd 7:4:0:0: [sdp] Write Protect is off [ 476.937871] sd 7:4:0:0: [sdp] Mode Sense: 00 3a 00 00 [ 476.937890] sd 7:4:0:0: [sdp] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA Best Regards, /LM -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html