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Date: Fri, 24 Aug 2007 20:20:02 +0100 From: Alan Cox <alan@...rguk.ukuu.org.uk> To: "Dermot Bradley" <dermot.bradley@...-mobile.com> Cc: <linux-kernel@...r.kernel.org> Subject: Re: "exception Emask: 0x42" errors with 2.6.22.x and SATA drives On Fri, 24 Aug 2007 14:39:10 +0100 "Dermot Bradley" <dermot.bradley@...-mobile.com> wrote: > I've just built a new machine using a ASUS M2A-VM boardboard (ATI SB600 > chipset), AMD X2 3800+ processor, and 2 Western Digital 2.5" 80Gb drives > running in RAID-1 using MD. I've had these problems with both 2.6.22.1 > and now 2.6.22.5 kernels. > > I'm getting the following errors on occasion: > > Aug 24 13:19:22 playpbx kernel: APIC error on CPU0: 00(40) > Aug 24 13:19:33 playpbx kernel: APIC error on CPU0: 40(40) This is not good. > Aug 24 13:55:31 playpbx kernel: ata3.00: exception Emask 0x42 SAct > 0x7fc77 SErr0x800 action 0x6 frozen > Aug 24 13:55:31 playpbx kernel: ata3.00: (spurious completions during > NCQ issue=0x0 SAct=0x7fc77 FIS=004040a1:00000008) Probably not connected - your drive seems to be talking rubbish Neither are good, the latter is probably a drive firmware problem and the kernel will give up using NCQ with it if it keeps doing that, which should be just fine. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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