LORs on boot up eeePC 1000HE

during boot up I am getting lock order reversals. I get the during
shutdown also. the following are boot LORS, ill send the shutdown LORS
asap.. 

bootup --

lock order reversal:
 1st 0xd97b32c0 bufwait (bufwait) _at_ /usr/src/sys/kern/vfs_bio.c:2558
 2nd 0xc5e73200 dirhash (dirhash)
_at_ /usr/src/sys/ufs/ufs/ufs_dirhash.c:285
KDB: stack backtrace:
db_trace_self_wrapper(c0c44382,e8636854,c08a7a6f,c0899476,c0c471c5,...)
at db_trace_self_wrapper+0x26
kdb_backtrace(c0899476,c0c471c5,c552be28,c55304d8,e86368b0,...) at
kdb_backtrace+0x29
_witness_debugger(c0c471c5,c5e73200,c0c67d40,c55304d8,c0c679d9,...) at
_witness_debugger+0x1e
witness_checkorder(c5e73200,9,c0c679d9,11d,0,...) at witness_checkorder
+0x818
_sx_xlock(c5e73200,0,c0c679d9,11d,c5d6d89c,...) at _sx_xlock+0x81
ufsdirhash_acquire(d97b3260,e86369cc,3c,da0b95e4,e8636984,...) at
ufsdirhash_acquire+0x31
ufsdirhash_add(c5d6d89c,e86369cc,15e4,e8636970,e8636974,...) at
ufsdirhash_add+0x13
ufs_direnter(c5d8396c,c65d0000,e86369cc,e8636be0,0,...) at ufs_direnter
+0x713
ufs_makeinode(e8636be0) at ufs_makeinode+0x4df
ufs_create(e8636c04,c5bbca10,c0d75e40,c5d8396c,e8636c18,...) at
ufs_create+0x2c
VOP_CREATE_APV(c0d5b5c0,e8636c04,e8636be0,e8636b4c,c5e7e54c,...) at
VOP_CREATE_APV+0xda
uipc_bind(c604819c,c5e6f560,c5bea240,e8636c64,c08d08d5,...) at uipc_bind
+0x31f
sobind(c604819c,c5e6f560,c5bea240,c5e6f560,c5bde310,...) at sobind+0x23
kern_bind(c5bea240,3,c5e6f560,c5e6f560,c5be5550,...) at kern_bind+0x99
bind(c5bea240,e8636cf8,c,c0c47a40,c0d291a0,...) at bind+0x42
syscall(e8636d38) at syscall+0x2b4
Xint0x80_syscall() at Xint0x80_syscall+0x20
--- syscall (104, FreeBSD ELF32, bind), eip = 0x33d8f597, esp =
0xbfbfe85c, ebp = 0xbfbfe958 ---
lock order reversal:
 1st 0xc6c567ac ufs (ufs) _at_ /usr/src/sys/ufs/ffs/ffs_snapshot.c:423
 2nd 0xd9856940 bufwait (bufwait) _at_ /usr/src/sys/kern/vfs_bio.c:2558
 3rd 0xc5c33bdc ufs (ufs) _at_ /usr/src/sys/ufs/ffs/ffs_snapshot.c:544
KDB: stack backtrace:
db_trace_self_wrapper(c0c44382,e8622414,c08a7a6f,c0899476,c0c471de,...)
at db_trace_self_wrapper+0x26
kdb_backtrace(c0899476,c0c471de,c552be28,c5530470,e8622470,...) at
kdb_backtrace+0x29
_witness_debugger(c0c471de,c5c33bdc,c0c39e3a,c5530470,c0c658b9,...) at
_witness_debugger+0x1e
witness_checkorder(c5c33bdc,9,c0c658b9,220,0,...) at witness_checkorder
+0x818
__lockmgr_args(c5c33bdc,80100,c5c33bf8,0,0,...) at __lockmgr_args+0x75e
ffs_lock(e8622584,e8622578,c0eec9a0,c5b6a0a4,c0eec970,...) at ffs_lock
+0x7d
VOP_LOCK1_APV(c0d5b5c0,e8622584,c5c36508,c0d75a40,c5c33b84,...) at
VOP_LOCK1_APV+0xeb
_vn_lock(c5c33b84,80100,c0c658b9,220,c556a000,...) at _vn_lock+0x5e
ffs_snapshot(c5c36508,c5ade7a0,c0c6721e,15f,3,...) at ffs_snapshot
+0x14e2
ffs_mount(c5c36508,0,c0c4da7f,3d2,0,...) at ffs_mount+0x1478
vfs_donmount(c5b6a000,211000,c6bf5280,c6bf5280,c5c20d48,...) at
vfs_donmount+0x1016
nmount(c5b6a000,e8622cf8,c,e8622d2c,c0d2af98,...) at nmount+0x65
syscall(e8622d38) at syscall+0x2b4
Xint0x80_syscall() at Xint0x80_syscall+0x20
--- syscall (378, FreeBSD ELF32, nmount), eip = 0x33ceb347, esp =
0xbfbfeadc, ebp = 0xbfbfee28 ---
lock order reversal:
 1st 0xd979e950 bufwait (bufwait) _at_ /usr/src/sys/kern/vfs_bio.c:2558
 2nd 0xc6c820dc snaplk (snaplk)
_at_ /usr/src/sys/ufs/ffs/ffs_snapshot.c:2223
KDB: stack backtrace:
db_trace_self_wrapper(c0c44382,e63f0980,c08a7a6f,c0899476,c0c471c5,...)
at db_trace_self_wrapper+0x26
kdb_backtrace(c0899476,c0c471c5,c552be28,c5530e30,e63f09dc,...) at
kdb_backtrace+0x29
_witness_debugger(c0c471c5,c6c820dc,c0c6591b,c5530e30,c0c658b9,...) at
_witness_debugger+0x1e
witness_checkorder(c6c820dc,9,c0c658b9,8af,0,...) at witness_checkorder
+0x818
__lockmgr_args(c6c820dc,80900,c5c295b0,0,0,...) at __lockmgr_args+0x75e
ffs_copyonwrite(c5c2953c,d979ea40,d979ea40,4,0,...) at ffs_copyonwrite
+0x2b2
ffs_geom_strategy(c5c295e4,d979ea40,375,d979ea40,2800,...) at
ffs_geom_strategy+0xd4
bufwrite(d979ea40,0,c0c6721e,725,c0c6721e) at bufwrite+0x14b
ffs_bufwrite(d979ea40,c5b28800,e63f0ba8,c0a7ff00,d979ea40,...) at
ffs_bufwrite+0x273
bawrite(d979ea40,d9cd0000,2800,2800,0,...) at bawrite+0x56
ffs_sbupdate(c5b8de00,3,0,556,df,...) at ffs_sbupdate+0x156
ffs_sync(c5c36508,3,c0c4e260,d68,c5c36508,...) at ffs_sync+0x528
sync_fsync(e63f0c7c,c5c33a78,80400,c0c4e260,69e,...) at sync_fsync+0x18e
VOP_FSYNC_APV(c0d3b8c0,e63f0c7c,c0c4e260,69e,c5b6eb40,...) at
VOP_FSYNC_APV+0xdf
sync_vnode(c0f19eb0,c0f19e9c,64,6cd,4e20,...) at sync_vnode+0x15d
sched_sync(0,e63f0d38,c0c3c659,334,c5b67d48,...) at sched_sync+0x26f
fork_exit(c08f2541,0,e63f0d38) at fork_exit+0xb8
fork_trampoline() at fork_trampoline+0x8
--- trap 0, eip = 0, esp = 0xe63f0d70, ebp = 0 ---
lock order reversal:
 1st 0xc6c820dc snaplk (snaplk) _at_ /usr/src/sys/kern/vfs_vnops.c:295
 2nd 0xc6c567ac ufs (ufs) _at_ /usr/src/sys/ufs/ffs/ffs_snapshot.c:1587
KDB: stack backtrace:
db_trace_self_wrapper(c0c44382,e86228b4,c08a7a6f,c0899476,c0c471c5,...)
at db_trace_self_wrapper+0x26
kdb_backtrace(c0899476,c0c471c5,c5530e30,c5530470,e8622910,...) at
kdb_backtrace+0x29
_witness_debugger(c0c471c5,c6c567ac,c0c39e3a,c5530470,c0c658b9,...) at
_witness_debugger+0x1e
witness_checkorder(c6c567ac,9,c0c658b9,633,0,...) at witness_checkorder
+0x818
__lockmgr_args(c6c567ac,80000,0,0,0,...) at __lockmgr_args+0x75e
ffs_snapremove(c6c56754,c5c36508,0,c0c4f429,41c,...) at ffs_snapremove
+0x11a
softdep_releasefile(c6c2fb54,e8622a90,2,c0eec980,c5b6a0a4,...) at
softdep_releasefile+0x39
ufs_inactive(e8622ae0,c0c3f7ac,df,c0c4e260,127,...) at ufs_inactive
+0x1bc
VOP_INACTIVE_APV(c0d5b5c0,e8622ae0,c0c4e260,925,c0d75840,...) at
VOP_INACTIVE_APV+0xdf
vinactive(c0d5b5c0,e8622b14,c0c4e260,8ab,c0b81184,...) at vinactive+0x82
vput(c6c56754,e8622b50,c0c4f429,127,0,...) at vput+0x1c0
vn_close(c6c56754,1,c5568900,c5b6a000,0,...) at vn_close+0x196
vn_closefile(c6b9aa80,c5b6a000,e8622c18,0,c6b9aa80,...) at vn_closefile
+0xda
_fdrop(c6b9aa80,c5b6a000,c0eec970,c5b6a0a4,0,c0d32900,c0c3bb75,c6c1422c,45b,c
0c3bb75,e8622c44,c0870c45,c6c1422c,8,c0c3bb75,45b,4,c6c142b4) at _fdrop
+0x45
closef(c6b9aa80,c5b6a000,45b,440,c6c1422c,...) at closef+0x27d
kern_close(c5b6a000,4,e8622d2c,c0b74158,c5b6a000,...) at kern_close
+0x10d
close(c5b6a000,e8622cf8,4,c0c47f72,c0d286e8,...) at close+0x1a
syscall(e8622d38) at syscall+0x2b4
Xint0x80_syscall() at Xint0x80_syscall+0x20
--- syscall (6, FreeBSD ELF32, close), eip = 0x33d874eb, esp =
0xbfbfeadc, ebp = 0xbfbfee28 ---
mount option <snapshot> is unknown
lock order reversal:
 1st 0xc60af72c filedesc structure (filedesc structure)
_at_ /usr/src/sys/kern/kern_descrip.c:1088
 2nd 0xc68106a0 ufs (ufs) _at_ /usr/src/sys/kern/vfs_subr.c:4092
KDB: stack backtrace:
db_trace_self_wrapper(c0c44382,e85e5a2c,c08a7a6f,c0899476,c0c471c5,...)
at db_trace_self_wrapper+0x26
kdb_backtrace(c0899476,c0c471c5,c552c098,c5530470,e85e5a88,...) at
kdb_backtrace+0x29
_witness_debugger(c0c471c5,c68106a0,c0c39e3a,c5530470,c0c4e260,...) at
_witness_debugger+0x1e
witness_checkorder(c68106a0,9,c0c4e260,ffc,c68106bc,...) at
witness_checkorder+0x818
__lockmgr_args(c68106a0,80400,c68106bc,0,0,...) at __lockmgr_args+0x75e
ffs_lock(e85e5b9c,c5529318,c552c098,c,0,...) at ffs_lock+0x7d
VOP_LOCK1_APV(c0d5b5c0,e85e5b9c,e85e5bb0,c0d75a40,c6810648,...) at
VOP_LOCK1_APV+0xeb
_vn_lock(c6810648,80400,c0c4e260,ffc,e85e5bf8,...) at _vn_lock+0x5e
vfs_knllock(c6810648,0,c0c3c053,68a,c6b7ebf4,...) at vfs_knllock+0x29
knlist_remove_kq(0,e85e5c18,c08edbb5,c6b8697c,c6b7ebf4,...) at
knlist_remove_kq+0x85
knlist_remove(c6b8697c,c6b7ebf4,0,e85e5c44,c0839753,...) at
knlist_remove+0x1b
filt_vfsdetach(c6b7ebf4,0,c0c3c053,76b,1e,...) at filt_vfsdetach+0x39
knote_fdclose(c5b6e480,129e,c0c3bb75,440,c60af72c,...) at knote_fdclose
+0xec
kern_close(c5b6e480,129e,e85e5d2c,c0b74158,c5b6e480,...) at kern_close
+0xc8
close(c5b6e480,e85e5cf8,4,c0c47a40,c0d286e8,...) at close+0x1a
syscall(e85e5d38) at syscall+0x2b4
Xint0x80_syscall() at Xint0x80_syscall+0x20
--- syscall (6, FreeBSD ELF32, close), eip = 0x33f6a4eb, esp =
0xbfbfe6fc, ebp = 0xbfbfe718 ---


dmesg for machine:

# dmesg
Copyright (c) 1992-2009 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
	The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 8.0-CURRENT #0: Sat Jun 20 15:51:37 PDT 2009
    root_at_microtetonics:/usr/obj/usr/src/sys/microtetonics
WARNING: WITNESS option enabled, expect reduced performance.
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Atom(TM) CPU N280   _at_ 1.66GHz (1662.52-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x106c2  Stepping = 2

Features=0xbfe9fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>

Features2=0x40c39d<SSE3,DTES64,MON,DS_CPL,EST,TM2,SSSE3,xTPR,PDCM,<b22>>
  AMD Features=0x100000<NX>
  AMD Features2=0x1<LAHF>
  TSC: P-state invariant
real memory  = 2147483648 (2048 MB)
avail memory = 2077466624 (1981 MB)
ACPI APIC Table: <A_M_I_ OEMAPIC >
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
FreeBSD/SMP: 1 package(s) x 1 core(s) x 2 HTT threads
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP/HT): APIC ID:  1
This module (opensolaris) contains code covered by the
Common Development and Distribution License (CDDL)
see http://opensolaris.org/os/licensing/opensolaris_license/
ioapic0: Changing APIC ID to 2
ioapic0 <Version 2.0> irqs 0-23 on motherboard
kbd1 at kbdmux0
acpi0: <A_M_I_ OEMRSDT> on motherboard
acpi0: [ITHREAD]
acpi0: Power Button (fixed)
acpi0: reservation of 0, a0000 (3) failed
acpi0: reservation of 100000, 7f700000 (3) failed
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x808-0x80b on acpi0
acpi_ec0: <Embedded Controller: GPE 0x1c> port 0x62,0x66 on acpi0
acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on
acpi0
Timecounter "HPET" frequency 14318180 Hz quality 900
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
vgapci0: <VGA-compatible display> port 0xdc00-0xdc07 mem
0xf7f00000-0xf7f7ffff,0xd0000000-0xdfffffff,0xf7ec0000-0xf7efffff irq 16
at device 2.0 on pci0
agp0: <Intel 945GME SVGA controller> on vgapci0
agp0: detected 7932k stolen memory
agp0: aperture size is 256M
vgapci1: <VGA-compatible display> mem 0xf7f80000-0xf7ffffff at device
2.1 on pci0
hdac0: <Intel 82801G High Definition Audio Controller> mem
0xf7eb8000-0xf7ebbfff irq 16 at device 27.0 on pci0
hdac0: HDA Driver Revision: 20090614_0135
hdac0: [ITHREAD]
pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
pci4: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> irq 17 at device 28.1 on pci0
pci3: <ACPI PCI bus> on pcib2
ale0: <Atheros AR8121/AR8113/AR8114 PCIe Ethernet> port 0xec00-0xec7f
mem 0xfbfc0000-0xfbffffff irq 17 at device 0.0 on pci3
ale0: 960 Tx FIFO, 1024 Rx FIFO
ale0: Using 1 MSI messages.
miibus0: <MII bus> on ale0
atphy0: <Atheros F1 10/100/1000 PHY> PHY 0 on miibus0
atphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT-FDX,
auto
ale0: Ethernet address: 00:24:8c:6e:54:9a
ale0: [FILTER]
pcib3: <ACPI PCI-PCI bridge> irq 19 at device 28.3 on pci0
pci1: <ACPI PCI bus> on pcib3
ath0: <Atheros 9280> mem 0xfbef0000-0xfbefffff irq 19 at device 0.0 on
pci1
ath0: [ITHREAD]
ath0: AR9280 mac 128.2 RF5133 phy 13.0
uhci0: <UHCI (generic) USB controller> port 0xd400-0xd41f irq 23 at
device 29.0 on pci0
uhci0: [ITHREAD]
uhci0: LegSup = 0x0f30
usbus0: <UHCI (generic) USB controller> on uhci0
uhci1: <UHCI (generic) USB controller> port 0xd480-0xd49f irq 19 at
device 29.1 on pci0
uhci1: [ITHREAD]
uhci1: LegSup = 0x0f30
usbus1: <UHCI (generic) USB controller> on uhci1
uhci2: <UHCI (generic) USB controller> port 0xd800-0xd81f irq 18 at
device 29.2 on pci0
uhci2: [ITHREAD]
uhci2: LegSup = 0x0f30
usbus2: <UHCI (generic) USB controller> on uhci2
uhci3: <UHCI (generic) USB controller> port 0xd880-0xd89f irq 16 at
device 29.3 on pci0
uhci3: [ITHREAD]
uhci3: LegSup = 0x0f30
usbus3: <UHCI (generic) USB controller> on uhci3
ehci0: <Intel 82801GB/R (ICH7) USB 2.0 controller> mem
0xf7eb7c00-0xf7eb7fff irq 23 at device 29.7 on pci0
ehci0: [ITHREAD]
usbus4: EHCI version 1.0
usbus4: <Intel 82801GB/R (ICH7) USB 2.0 controller> on ehci0
pcib4: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci5: <ACPI PCI bus> on pcib4
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel ICH7M SATA150 controller> port
0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xffa0-0xffaf at device 31.2 on pci0
ata0: <ATA channel 0> on atapci0
ata0: [ITHREAD]
ata1: <ATA channel 1> on atapci0
ata1: [ITHREAD]
acpi_asus0: <ASUS EeePC> on acpi0
acpi_lid0: <Control Method Lid Switch> on acpi0
acpi_button0: <Sleep Button> on acpi0
acpi_button1: <Power Button> on acpi0
acpi_tz0: <Thermal Zone> on acpi0
battery0: <ACPI Control Method Battery> on acpi0
acpi_acad0: <AC Adapter> on acpi0
atrtc0: <AT realtime clock> port 0x70-0x71 irq 8 on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
atkbd0: [ITHREAD]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: [ITHREAD]
psm0: model IntelliMouse, device ID 3
cpu0: <ACPI CPU> on acpi0
est0: <Enhanced SpeedStep Frequency Control> on cpu0
p4tcc0: <CPU Frequency Thermal Control> on cpu0
cpu1: <ACPI CPU> on acpi0
est1: <Enhanced SpeedStep Frequency Control> on cpu1
p4tcc1: <CPU Frequency Thermal Control> on cpu1
pmtimer0 on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on
isa0
ppc0: parallel port not found.
Timecounters tick every 10.000 msec
usbus0: 12Mbps Full Speed USB v1.0
usbus1: 12Mbps Full Speed USB v1.0
usbus2: 12Mbps Full Speed USB v1.0
usbus3: 12Mbps Full Speed USB v1.0
usbus4: 480Mbps High Speed USB v2.0
ad0: 152627MB <Seagate ST9160310AS 0303> at ata0-master SATA150
ugen0.1: <Intel> at usbus0
uhub0: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
ugen1.1: <Intel> at usbus1
uhub1: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus1
ugen2.1: <Intel> at usbus2
uhub2: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus2
ugen3.1: <Intel> at usbus3
uhub3: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus3
ugen4.1: <Intel> at usbus4
uhub4: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus4
uhub0: 2 ports with 2 removable, self powered
uhub1: 2 ports with 2 removable, self powered
hdac0: HDA Codec #0: Realtek ALC269
pcm0: <HDA Realtek ALC269 PCM #0 Analog> at cad 0 nid 1 on hdac0
pcm1: <HDA Realtek ALC269 PCM #1 Analog> at cad 0 nid 1 on hdac0
SMP: AP CPU #1 Launched!
WARNING: WITNESS option enabled, expect reduced performance.
uhub3: 2 ports with 2 removable, self powered
uhub2: 2 ports with 2 removable, self powered
GEOM: ad0s1: geometry does not match label (255h,63s != 16h,63s).
Root mount waiting for: usbus4
Root mount waiting for: usbus4
uhub4: 8 ports with 8 removable, self powered
Root mount waiting for: usbus4
ugen4.2: <Genesys Logic> at usbus4
uhub5: <Genesys Logic USB2.0 Hub, class 9/0, rev 2.00/6.0b, addr 2> on
usbus4
Root mount waiting for: usbus4
uhub5: 4 ports with 4 removable, self powered
Root mount waiting for: usbus4
Root mount waiting for: usbus4
ugen4.3: <Chicony Electronics Co., Ltd.> at usbus4
Trying to mount root from ufs:/dev/ad0s1a
ugen3.2: <Broadcom Corp> at usbus3
WARNING: /tmp was not properly dismounted
WARNING: /usr was not properly dismounted
WARNING: /usr/src was not properly dismounted
WARNING: /var was not properly dismounted
WARNING: TMPFS is considered to be a highly experimental feature in
FreeBSD.
wlan0: Ethernet address: 00:22:43:91:5f:b9
drm0: <Intel i945GME> on vgapci0
vgapci0: child drm0 requested pci_enable_busmaster
info: [drm] AGP at 0xd0000000 256MB
info: [drm] Initialized i915 1.6.0 20080730
drm0: [ITHREAD]