panic: ahci_put_err_ccb(1) but CI 00000002 != 0

[Sepherosa Ziehau]

On Sat, Aug 22, 2009 at 12:36 PM, YONETANI Tomokazu<qhwt+dfly at les.ath.cx> wrote:
> Hi.
> After seeing major fixes on AHCI driver committed, I decided to try it
> on my PC, which never managed to boot DragonFly with AHCI enabled.
> Unfortunately it still won't.  Here's what I get when I set SATA mode
> enabled in the BIOS:
>  pcib3: requested memory range 0xff3fe000-0xff3fffff: good
>  ahci0.pci3.pcib3.pci0.pcib0.legacy0.nexus0.root0
>  ahci0: <AHCI-PCI-SATA> [tentative] port 0x9400-0x940f,0x9480-0x9483,0x9800-0x9807,0x9880-0x9883,0x9c00-0x9c07 mem 0xff3fe000-0xff3fffff irq 24 at device 0.0 on pci3
>  ahci0: Reserved 0x2000 bytes for rid 0x24 type 3 at 0xff3fe000
>  cpu1: Invalid FID 0xc [0xe, 0xe]
>  ACPI: domain0 P-State configuration check failed
>  cpu0: Invalid FID 0xc [0xe, 0xe]
>  ACPI: domain0 P-State configuration check failed
>  ahci0: AHCI 1.0 capabilities 0xc722f00<S64A,NCQ,SALP,SAL,SCLO,SPM,PMD,SSC,PSC>, 1 ports, 32 tags/port, gen 1 (1.5Gbps) and 2 (3Gbps)
>  IOAPIC: try clearing IRR for irq 24
>  ahci0.0: START HARDRESET
>  ahci0.0: Transient Errors: 400000<PRCS>
>  ahci0.0: Restart 00000002
>  ahci0.0.15: Poll timeout slot 1 CMD: 64010<HPCP,PMA,FR,FRE> TFD: 0x77<ERR> SERR: 40000<DIAG.W>
>  ahci0.0: PMPROBE First FIS failed
>  panic: ahci_put_err_ccb(1) but CI 00000002 != 0 (act=00000000 sact=00000000)
>
>  mp_lock = 00000000; cpuid = 0
>
> If I disabled ACPI, the lines beginning with ACPI, cpu0, or cpu1 disappear,

Those are error logging from ACPI P-State support.  Since it is
deferred from acpi attach path, it could run at any time.
It shouldn't have much to do w/ ahci stuffs.

Best Regards,
sephe

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