status: { DRDY ERR } error: { ICRC ABRT } failed command: WRITE FPDMA QUEUED MCP55 Linux Errors

[ 2868.041375] ata1: EH in SWNCQ mode,QC:qc_active 0x40 sactive 0x40
[ 2868.041554] ata1: SWNCQ:qc_active 0x40 defer_bits 0x0 last_issue_tag 0x6
[ 2868.041556]   dhfis 0x40 dmafis 0x40 sdbfis 0x20
[ 2868.041874] ata1: ATA_REG 0x41 ERR_REG 0x84
[ 2868.042013] ata1: tag : dhfis dmafis sdbfis sactive
[ 2868.042163] ata1: tag 0x6: 1 1 0 1 
[ 2868.042301] ata1.00: exception Emask 0x1 SAct 0x40 SErr 0x400000 action 0x6 frozen
[ 2868.042490] ata1.00: Ata error. fis:0x21
[ 2868.042624] ata1: SError: { Handshk }
[ 2868.042756] ata1.00: failed command: WRITE FPDMA QUEUED
[ 2868.042917] ata1.00: cmd 61/b8:30:4f:0c:7c/03:00:53:00:00/40 tag 6 ncq 487424 out
[ 2868.042918]          res 41/84:30:4f:0c:7c/84:00:53:00:00/40 Emask 0x10 (ATA bus error)
[ 2868.043299] ata1.00: status: { DRDY ERR }
[ 2868.043437] ata1.00: error: { ICRC ABRT }
[ 2868.043576] ata1: hard resetting link
[ 2868.043705] ata1: nv: skipping hardreset on occupied port
[ 2868.508050] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 2868.620254] ata1.00: configured for UDMA/133
[ 2868.620414] ata1: EH complete

0000:00:05.0 IDE interface: NVIDIA Corporation MCP55 SATA Controller (rev a3)
0000:00:05.1 IDE interface: NVIDIA Corporation MCP55 SATA Controller (rev a3)
0000:00:05.2 IDE interface: NVIDIA Corporation MCP55 SATA Controller (rev a3)

Some people have reported disabling NCQ has fixed the errors .  This happens even in very recent kernels.

To disable NCQ pass the following to your kernel boot line:


It is reported on many motherboards or virtually any using the MCP55 SATA chipset.


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