DF5289: expect panic 'vm_page_unwire: invalid wire count' at cycle 1 munlock
DF5289: cycle 0 mlock   = 0 errno=0 (Undefined error: 0)
DF5289: cycle 0 munlock ... 
DF5289: cycle 0 munlock = 0 errno=0 (Undefined error: 0)
DF5289: cycle 1 mlock   = 0 errno=0 (Undefined error: 0)
DF5289: cycle 1 munlock ... 
panic: vm_page_unwire: invalid wire count: 0
cpuid = 0
Trace beginning at frame 0x801433d7d0
vm_page_unwire() at 0x6f5e84
vm_page_unwire() at 0x6f5e84
vm_fault_unwire() at 0x6e1c94
vm_map_user_wiring() at 0x6e681a
sys_munlock() at 0x6eaf00