panic: mutex vm object not owned ...

[Peter Grehan]

 > panic: mutex vm object not owned at /usr/src/sys/vm/vm_page.c:608

 > 0xd7cc1be8: at uma_small_free+0x60
                  ^^^^^^^^^^^^^^

 > Just saw on -current that this panic+bakctrace occurs on AMD64 as 
well >so I'd say it's an MI problem.

  Actually, to clarify, it will show up on systems that define 
UMA_MD_SMALL_ALLOC, which is alpha/amd64/ia64/ppc/sparc64. i386 doesn't
which explains why this hasn't been seen by many.

later,

Peter.