I think it was happening from the very beginning.
I'm still seeing this with ppa kernel 4.11.0-041100rc6-generic #201704091331:
[ 1889.428907] ata2.00: exception Emask 0x10 SAct 0x3c00 SErr 0x4050000 action
0xe frozen
[ 1889.428915] ata2.00: irq_stat 0x00000040, connection status changed
[ 1889.428921] ata2: SError: { PHYRdyChg CommWake DevExch }
[ 1889.428926] ata2.00: failed command: WRITE FPDMA QUEUED
[ 1889.428936] ata2.00: cmd 61/e8:50:d8:e9:0c/01:00:12:00:00/40 tag 10 ncq dma
249856 out
res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA
bus error)
[ 1889.428941] ata2.00: status: { DRDY }
[ 1889.428945] ata2.00: failed command: WRITE FPDMA QUEUED
[ 1889.428954] ata2.00: cmd 61/08:58:40:a8:6f/00:00:00:00:00/40 tag 11 ncq dma
4096 out
res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA
bus error)
[ 1889.428958] ata2.00: status: { DRDY }
[ 1889.428962] ata2.00: failed command: WRITE FPDMA QUEUED
[ 1889.428970] ata2.00: cmd 61/08:60:08:a8:6f/00:00:0e:00:00/40 tag 12 ncq dma
4096 out
res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA
bus error)
[ 1889.428973] ata2.00: status: { DRDY }
[ 1889.428977] ata2.00: failed command: WRITE FPDMA QUEUED
[ 1889.428984] ata2.00: cmd 61/08:68:c0:f2:93/00:00:11:00:00/40 tag 13 ncq dma
4096 out
res 50/00:00:00:00:00/00:00:00:00:00/a0 Emask 0x10 (ATA
bus error)
[ 1889.428988] ata2.00: status: { DRDY }
[ 1889.428995] ata2: hard resetting link
[ 1890.148893] ata2: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[ 1890.151697] ata2.00: ACPI cmd ef/10:06:00:00:00:00 (SET FEATURES) succeeded
[ 1890.151703] ata2.00: ACPI cmd f5/00:00:00:00:00:00 (SECURITY FREEZE LOCK)
filtered out
[ 1890.151707] ata2.00: ACPI cmd b1/c1:00:00:00:00:00 (DEVICE CONFIGURATION
OVERLAY) filtered out
[ 1890.151829] ata2.00: ACPI cmd 00/00:00:00:00:00:a0 (NOP) rejected by device
(Stat=0x51 Err=0x04)
[ 1890.158322] ata2.00: ACPI cmd ef/10:06:00:00:00:00 (SET FEATURES) succeeded
[ 1890.158326] ata2.00: ACPI cmd f5/00:00:00:00:00:00 (SECURITY FREEZE LOCK)
filtered out
[ 1890.158328] ata2.00: ACPI cmd b1/c1:00:00:00:00:00 (DEVICE CONFIGURATION
OVERLAY) filtered out
[ 1890.158488] ata2.00: ACPI cmd 00/00:00:00:00:00:a0 (NOP) rejected by device
(Stat=0x51 Err=0x04)
[ 1890.160149] ata2.00: configured for UDMA/133
[ 1890.160162] ahci 0000:00:17.0: port does not support device sleep
[ 1890.160237] ata2: EH complete
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https://bugs.launchpad.net/bugs/1681313
Title:
"port does not support device sleep" on Dell Precision 5520
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