Date: Wed, 18 Aug 2004 14:26:28 +0900 From: Pyun YongHyeon <yongari@kt-is.co.kr> To: Ken Smith <kensmith@cse.Buffalo.EDU> Cc: sparc64@freebsd.org Subject: Re: Insta-panic with recent -current on Ultra10 Message-ID: <20040818052628.GA8375@kt-is.co.kr> In-Reply-To: <20040818010554.GB5194@electra.cse.Buffalo.EDU> References: <200408170909.i7H99taL082002@postoffice.e-easy.com.au> <20040817115518.W68839@ury.york.ac.uk> <20040818010554.GB5194@electra.cse.Buffalo.EDU>
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On Tue, Aug 17, 2004 at 09:05:54PM -0400, Ken Smith wrote: > On Tue, Aug 17, 2004 at 11:56:11AM +0100, Gavin Atkinson wrote: > > On Tue, 17 Aug 2004, Chris Knight wrote: > > > I'm getting the following panic on a kernel built from CURRENT > > > as of 17/08/2004 0100 AEST (+10). > > > A kernel from the 13/08/2004 0100 AEST (+10) works fine. > > > In the process of rebuilding the kernel so I can get some more > > > details... > > > > I've seen exactly this panic from a kernel dated 15th. Just another > > datapoint. > > Ok, I can reproduce this on a kernel from today: > > acd0: CDRW <CRD-8322B/1.06> at ata3-master PIO4 > Mounting root from ufs:/dev/ad0a > IOMMU fault virtual address 0xc0620000 > panic: pcib: uncorrectable DMA error AFAR 0x3f867880 AFSR 0x270000ff00000000 > cpuid = 0; > KDB: enter: panic > [thread 100042] > Stopped at kdb_enter+0x38: ta %xcc, 1 > db> tr > panic() at panic+0x1a8 > psycho_ue() at psycho_ue+0x60 > intr_fast() at intr_fast+0x88 > -- interrupt level=0xd pil=0 %o7=0xc02b474c -- > spitfire_block_zero() at spitfire_block_zero+0x74 > vm_pagezero() at vm_pagezero+0x1b8 > fork_exit() at fork_exit+0x9c > fork_trampoline() at fork_trampoline+0x8 > db> > > And a kernel from the 10th does not appear to have the problem. I'll > do a little playing with CVS to see if I can locate exactly what commit > does it. > [CCed to sos] Backing out sos@ committment for PRD table fixed the issue. Working revisions are ata-all.h rev. 1.80 ata-chipset.c rev. 1.79 ata-dma.c rev. 1.128 Regards, Pyun YongHyeon -- Pyun YongHyeon <http://www.kr.freebsd.org/~yongari>;
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