kmalloc panic

[Joe Talbott <josepht@xxxxxxxxxx>]

I got the following panic.

#13 Debugger (msg=0xc05b935c "panic")
    at /usr/src/sys/platform/pc32/i386/db_interface.c:334
#14 0xc0318406 in panic (fmt=0xc05b9075 "chunkNEXT %p %p FFPG %d/%d")
    at /usr/src/sys/kern/kern_shutdown.c:742
#15 0xc03164e8 in kmalloc (size=512, type=0xc086f420, flags=4610)
    at /usr/src/sys/kern/kern_slaballoc.c:618
#16 0xc085f947 in AcpiOsAllocate (Size=512)
    at /usr/src/sys/dev/acpica5/Osd/OsdMemory.c:65
#17 0xc084ba2f in AcpiUtAllocate (Size=512, Component=64, 
    Module=0xc0861c9d "dswstate", Line=687)
    at
/usr/src/sys/dev/acpica5/../../contrib/dev/acpica-unix/utilities/utalloc.c:435
#18 0xc084ba6b in AcpiUtAllocateZeroed (Size=512, Component=64, 
    Module=0xc0861c9d "dswstate", Line=687)
    at
/usr/src/sys/dev/acpica5/../../contrib/dev/acpica-unix/utilities/utalloc.c:478
#19 0xc083984e in AcpiDsCreateWalkState (OwnerId=186 '\272',
Origin=0x0, 
    MethodDesc=0x0, Thread=0x0)
    at
/usr/src/sys/dev/acpica5/../../contrib/dev/acpica-unix/dispatcher/dswstat

Kernel and core are uploaded as *.31.gz at
leaf.dragonflybsd.org:~josepht/crash/

Thanks,
Joe