Next ZFSv28 patchset ready for testing.
Pawel Jakub Dawidek
pjd at FreeBSD.org
Tue Jan 4 19:46:42 UTC 2011
On Wed, Dec 15, 2010 at 10:15:40AM +0200, Andrei Kolu wrote:
> 2010/12/14 Pawel Jakub Dawidek <pjd at freebsd.org>
> >
> > On Mon, Dec 13, 2010 at 10:45:56PM +0100, Pawel Jakub Dawidek wrote:
> > > Hi.
> > >
> > > The new patchset is ready for testing:
> > >
> > > http://people.freebsd.org/~pjd/patches/zfs_20101212.patch.bz2
> >
> > You can also download the whole source tree already patched from here:
> >
> > http://people.freebsd.org/~pjd/zfs_20101212.tbz
> >
>
> # uname -a
> FreeBSD freebsd9.raidon.eu 9.0-CURRENT FreeBSD 9.0-CURRENT #0: Tue Dec
> 14 14:37:01 EET 2010
> root at freebsd9.raidon.eu:/usr/obj/usr/src/sys/GENERIC amd64
>
> Create files filled with zeroes:
> # mkfile 512m disk1 disk2 disk3 disk4
> # zpool create andmed raidz /home/antik/disk{1,2,3,4}
> # zpool status andmed
> pool: andmed
> state: ONLINE
> scan: none requested
> config:
>
> NAME STATE READ WRITE CKSUM
> andmed ONLINE 0 0 0
> raidz1-0 ONLINE 0 0 0
> /home/antik/disk1 ONLINE 0 0 0
> /home/antik/disk2 ONLINE 0 0 0
> /home/antik/disk3 ONLINE 0 0 0
> /home/antik/disk4 ONLINE 0 0 0
>
> errors: No known data errors
>
> Now let's try to scrub:
> # zpool scrub andmed
>
> Fatal trap 12: page fault while in kernel mode
> cpuid = 1; apic id = 01
> fault virtual address = 0x1fb8007b
> fault code = supervisor read data, page not present
> instruction pointer = 0x20:0xffffffff812967d2
> stack pointer = 0x20:0xffffff80ee605548
> frame pointer = 0x28:0xffffff80ee605730
> code segment = base 0x0, limit 0xfffff, type 0x1b
> = DPL 0, pres1, long 1, def32 0, gran 1
> processor eflags = interrupt enabled, resume, IOPL = 0
> current process = 2081 (initial thread)
> [ thread pid 2081 tid 100121 ]
> Stopped at vdev_file_open+0x92: testb $0x20,0x7b(%rax)
Could you verify if this patch fixes the problem for you?
http://people.freebsd.org/~pjd/patches/vdev_file.c.2.patch
--
Pawel Jakub Dawidek http://www.wheelsystems.com
pjd at FreeBSD.org http://www.FreeBSD.org
FreeBSD committer Am I Evil? Yes, I Am!
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