On Mon, Jul 15, 2002 at 01:46:18PM -0700, Kamal Prasad wrote:

 > I have a program that does an mmap() of 800mb (out of
 > 1GB total physical memory) (using netbsd-curent). when
 > I kill the app (that has done the mmap()), I get a
 > panic.
 > the trace is given below:-
 > --------------------------------------------------------
 > 0xe9b9ad00: at panic+1b0
 > 0xe9b9adb0: at pmap_pvo_to_pte+1c4
 > 0xe9b9ade0: at pmap_pvo_remove+5c
 > 0xe9b9ae00: at pmap_page_protect+a4

Going to assume this is on PowerPC.  What was the panic message,
exactly?  There are a few in that routine.

 > 0xe9b9ae30: at uvm_anfree+1f0
 > 0xe9b9ae50: at amap_wipeout+120
 > 0xe9b9ae80: at amap_unref+4c
 > 0xe9b9aea0: at uvm_map_unreference_amap+54
 > 0xe9b9aec0: at uvm_unmap_detach+78
 > 0xe9b9aef0: at uvmspace_free+a0
 > 0xe9b9af10: at uvm_exit+2c
 > 0xe9b9af30: at reaper+cc
 > 0xe9b9af50: at fork_trampoline+10
 > -------------------------------------------------
 > if anyone knows the problem/fix to this, pl. let me
 > know.
 > thanks
 > -kamal
 > 
 > 
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-- 
        -- Jason R. Thorpe <thorpej@wasabisystems.com>