Date: Fri, 16 Mar 2007 22:08:32 +0800 From: "Rong-en Fan" <grafan@gmail.com> To: "FreeBSD Current" <freebsd-current@freebsd.org> Subject: Re: vfs_hash_get panic Message-ID: <6eb82e0703160708v36d0d081g5d43bee251f0bb3b@mail.gmail.com> In-Reply-To: <6eb82e0612151202m6d283e33h530c91fe0662559a@mail.gmail.com> References: <6eb82e0612151043p46485043r6a14b93522e60487@mail.gmail.com> <6eb82e0612151202m6d283e33h530c91fe0662559a@mail.gmail.com>
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On 12/16/06, Rong-en Fan <grafan@gmail.com> wrote: > On 12/16/06, Rong-en Fan <grafan@gmail.com> wrote: > > I'm running amd64 SMP -current around Dec 14. It seems that I can reproduce > > this panic by 'mergemaster -iU' at /usr/src reliably. > > I did nothing but mergemater may not 100% reproduce this. > However, it seems that buildworld causes panic at different point > each time. I always do 'fsck -fy' each time after panic. Now > the host is in ddb again. > > > Fatal trap 12: page fault while in kernel mode > > cpuid = 0; apic id = 00 > > fault virtual address = 0x68 > > fault code = supervisor read data, page not present > > instruction pointer = 0x8:0xffffffff802e0ce3 > > stack pointer = 0x10:0xffffffffa0019510 > > frame pointer = 0x10:0xffffffffa0019570 > > code segment = base 0x0, limit 0xfffff, type 0x1b > > = DPL 0, pres 1, long 1, def32 0, gran 1 > > processor eflags = interrupt enabled, resume, IOPL = 0 > > current process = 786 (mtree) > > > > Due to no remote console attached, the console ddb backtrace > > is available at flickr: > > > > http://flickr.com/photos/rafan/323030710/ > > > > I put my kernel conf and kgdb output here: > > > > http://www.rafan.org/FreeBSD/panic/vfs_hash_get/KERNEL > > http://www.rafan.org/FreeBSD/panic/vfs_hash_get/kgdb.txt > > > > I saw there is another report on @hackers this Oct. But it seems > > the originator solves the problem by upgrading to latest RELENG_6. > > > > Any suggestions? I can provide more information if someone interested. For the record, it is solved by yesterday's commit to dev/sound/pci/hda/hdac.c by ariff@ (NOOP hda_dma_nocache). Regards, Rong-En Fan
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