panic: Found mapped cache page
Tilman Linneweh
arved at FreeBSD.org
Wed Jun 14 10:52:40 UTC 2006
Hi,
With yesterday's CURRENT/amd64 i get a lot of these
regards
tilman
panic: Found mapped cache page 0xffffff003ed13f38
KDB: enter: panic
[thread pid 82919 tid 100114 ]
Stopped at kdb_enter+0x2f: nop
db> where
Tracing pid 82919 tid 100114 td 0xffffff0027f732b0
kdb_enter() at kdb_enter+0x2f
panic() at panic+0x1d2
vm_page_select_cache() at vm_page_select_cache+0x10c
vm_page_alloc() at vm_page_alloc+0xe9
vm_fault() at vm_fault+0xa25
trap_pfault() at trap_pfault+0x13c
trap() at trap+0x42b
calltrap() at calltrap+0x5
#8 0xffffffff802b8002 in panic (
fmt=0xffffffff80504010 "Found mapped cache page %p")
at /usr/src/sys/kern/kern_shutdown.c:549
bootopt = 256
newpanic = 18
ap = {{gp_offset = 16, fp_offset = 48,
overflow_arg_area = 0xffffffffa3c6b910,
reg_save_area = 0xffffffffa3c6b830}}
buf = "Found mapped cache page 0xffffff003f6a2180", '\0'
<repeats 213 ti
mes>
#9 0xffffffff80438c1c in vm_page_select_cache (color=1)
at /usr/src/sys/vm/vm_page.c:765
object = 0x0
m = 0xffffff003f6a2180
was_trylocked = 1
#10 0xffffffff80438d39 in vm_page_alloc (object=0xffffff000b77d0c8,
pindex=16662, req=64) at /usr/src/sys/vm/vm_page.c:841
m = 0xffffff003c577700
color = 1
flags = 0
page_req = 0
#11 0xffffffff8042af65 in vm_fault (map=0xffffff00312eb588,
vaddr=34484609024, fault_type=2 '\002', fault_flags=8)
---Type <return> to continue, or q <return> to quit---
at /usr/src/sys/vm/vm_fault.c:453
retry_object = 0xffffffff802c32d4
retry_pindex = 18446744072162294368
retry_prot = 0 '\0'
prot = 3 '\003'
is_first_object_locked = 825144712
result = 0
growstack = 1
wired = 0
map_generation = 1976
next_object = 0x0
marray = {0xffffff0027d1a2b0, 0xffffff00312eb588,
0xffffffffa3c6bb50,
0xffffffff804340f1, 0xffffffff00000000, 0x0, 0x0, 0xc,
0xffffffffa3c6bc70,
0x0, 0xffffff0027d1a203, 0xffffffffa3c6bc80, 0xffffff0027d1a2b0,
0x807710000, 0xffffff00293dd380, 0xffffff0027d1a2b0}
hardfault = 0
fs = {m = 0x0, object = 0xffffff000b77d0c8, pindex = 16662,
first_m = 0x0, first_object = 0xffffff000b77d0c8, first_pindex =
16662,
map = 0xffffff00312eb588, entry = 0xffffff0026400460,
lookup_still_valid = 1, vp = 0x0}
#12 0xffffffff8045a0cc in trap_pfault (frame=0xffffffffa3c6bc80,
usermode=1)
at /usr/src/sys/amd64/amd64/trap.c:586
va = 34484609024
vm = (struct vmspace *) 0x0
map = 0xffffff00312eb588
rv = 2
ftype = 2 '\002'
p = (struct proc *) 0xffffff00293dd380
eva = 34484609024
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