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Date:      Tue, 23 Sep 2008 17:39:25 -0700
From:      Marcel Moolenaar <xcllnt@mac.com>
To:        ppc@FreeBSD.org
Subject:   ZFS race condition?
Message-ID:  <675B0620-77FE-4B99-AC98-C0002F8045F7@mac.com>

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I've started a little ZFS test on my SMP box to see how
healthy it is and I ran into the following:

VNASSERT failed
0: tag (null), type VNON
     usecount 1610614632, writecount 0, refcount 1006665672  
mountedhere 0
     flags (VV_ROOT|VV_TEXT|VV_DELETED|VV(0x4e800000)|VI_MOUNT| 
VI_DOOMED|VI_FREE|VI(0x7c090206))
      lock type (null): EXCL by thread 0 (pid 0)

panic: No vop_lock1(0, 0xe4a4682c)
cpuid = 0
KDB: enter: panic

Something (read: usecount and refcount) tells me that
we may have a race condition...

Anyone else playing with ZFS on PowerPC seeing this?

-- 
Marcel Moolenaar
xcllnt@mac.com






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