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FreeBSD 10.0-CURRENT #0 r247862M: Tue Mar  5 23:30:46 EST 2013
    root@punk:/usr/obj/usr/home/gnn/svn/head-punk/src/sys/GENERIC amd64
FreeBSD clang version 3.2 (tags/RELEASE_32/final 170710) 20121221
WARNING: WITNESS option enabled, expect reduced performance.
module iwn already present!
CPU: Intel(R) Core(TM) i5-2520M CPU @ 2.50GHz (2491.96-MHz K8-class CPU)
  Origin = "GenuineIntel"  Id = 0x206a7  Family = 0x6  Model = 0x2a  Stepping = 7
  Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0x1fbae3ff<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX>
  AMD Features=0x28000800<SYSCALL,RDTSCP,LM>
  AMD Features2=0x1<LAHF>
  TSC: P-state invariant, performance statistics
real memory  = 17179869184 (16384 MB)
avail memory = 16395001856 (15635 MB)
Event timer "LAPIC" quality 600
ACPI APIC Table: <LENOVO TP-8D   >
FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
FreeBSD/SMP: 1 package(s) x 2 core(s) x 2 SMT threads
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
 cpu2 (AP): APIC ID:  2
 cpu3 (AP): APIC ID:  3
ioapic0 <Version 2.0> irqs 0-23 on motherboard
kbd1 at kbdmux0
acpi0: <LENOVO TP-8D> on motherboard
acpi_ec0: <Embedded Controller: GPE 0x11, ECDT> port 0x62,0x66 on acpi0
acpi0: Power Button (fixed)
acpi0: reservation of 0, a0000 (3) failed
acpi0: reservation of 100000, bf900000 (3) failed
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
cpu2: <ACPI CPU> on acpi0
cpu3: <ACPI CPU> on acpi0
attimer0: <AT timer> port 0x40-0x43 irq 0 on acpi0
Timecounter "i8254" frequency 1193182 Hz quality 0
Event timer "i8254" frequency 1193182 Hz quality 100
hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
Timecounter "HPET" frequency 14318180 Hz quality 950
Event timer "HPET" frequency 14318180 Hz quality 550
Event timer "HPET1" frequency 14318180 Hz quality 440
Event timer "HPET2" frequency 14318180 Hz quality 440
Event timer "HPET3" frequency 14318180 Hz quality 440
Event timer "HPET4" frequency 14318180 Hz quality 440
atrtc0: <AT realtime clock> port 0x70-0x71 irq 8 on acpi0
Event timer "RTC" frequency 32768 Hz quality 0
Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
acpi_lid0: <Control Method Lid Switch> on acpi0
acpi_button0: <Sleep Button> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
vgapci0: <VGA-compatible display> port 0x5000-0x503f mem 0xd0000000-0xd03fffff,0xc0000000-0xcfffffff irq 16 at device 2.0 on pci0
agp0: <SandyBridge mobile GT2+ IG> on vgapci0
agp0: aperture size is 256M, detected 65532k stolen memory
pci0: <simple comms> at device 22.0 (no driver attached)
em0: <Intel(R) PRO/1000 Network Connection 7.3.7> port 0x5080-0x509f mem 0xd2500000-0xd251ffff,0xd252b000-0xd252bfff irq 20 at device 25.0 on pci0
em0: Using an MSI interrupt
em0: Ethernet address: f0:de:f1:55:d8:16
ehci0: <EHCI (generic) USB 2.0 controller> mem 0xd252a000-0xd252a3ff irq 16 at device 26.0 on pci0
usbus0: EHCI version 1.0
usbus0 on ehci0
hdac0: <Intel Cougar Point HDA Controller> mem 0xd2520000-0xd2523fff irq 22 at device 27.0 on pci0
pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
pci2: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> irq 17 at device 28.1 on pci0
pci3: <ACPI PCI bus> on pcib2
iwn0: <Intel Centrino Advanced-N 6205> mem 0xd2400000-0xd2401fff irq 17 at device 0.0 on pci3
pcib3: <ACPI PCI-PCI bridge> irq 19 at device 28.3 on pci0
pci5: <ACPI PCI bus> on pcib3
pcib4: <ACPI PCI-PCI bridge> irq 16 at device 28.4 on pci0
pci13: <ACPI PCI bus> on pcib4
sdhci_pci0: <RICOH R5CE823 SD> mem 0xd1400000-0xd14000ff irq 16 at device 0.0 on pci13
sdhci_pci0: 1 slot(s) allocated
ehci1: <EHCI (generic) USB 2.0 controller> mem 0xd2529000-0xd25293ff irq 23 at device 29.0 on pci0
usbus1: EHCI version 1.0
usbus1 on ehci1
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
ahci0: <Intel Cougar Point AHCI SATA controller> port 0x50a8-0x50af,0x50b4-0x50b7,0x50a0-0x50a7,0x50b0-0x50b3,0x5060-0x507f mem 0xd2528000-0xd25287ff irq 19 at device 31.2 on pci0
ahci0: AHCI v1.30 with 6 6Gbps ports, Port Multiplier not supported
ahcich0: <AHCI channel> at channel 0 on ahci0
ahcich1: <AHCI channel> at channel 1 on ahci0
ahcich4: <AHCI channel> at channel 4 on ahci0
ahciem0: <AHCI enclosure management bridge> on ahci0
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
acpi_tz0: <Thermal Zone> on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> flags 0xe irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model Generic PS/2 mouse, device ID 0
battery0: <ACPI Control Method Battery> on acpi0
acpi_acad0: <AC Adapter> on acpi0
orm0: <ISA Option ROM> at iomem 0xc0000-0xcffff 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: cannot reserve I/O port range
est0: <Enhanced SpeedStep Frequency Control> on cpu0
p4tcc0: <CPU Frequency Thermal Control> on cpu0
est1: <Enhanced SpeedStep Frequency Control> on cpu1
p4tcc1: <CPU Frequency Thermal Control> on cpu1
est2: <Enhanced SpeedStep Frequency Control> on cpu2
p4tcc2: <CPU Frequency Thermal Control> on cpu2
est3: <Enhanced SpeedStep Frequency Control> on cpu3
p4tcc3: <CPU Frequency Thermal Control> on cpu3
Timecounters tick every 1.000 msec
hdacc0: <Conexant CX20590 HDA CODEC> at cad 0 on hdac0
hdaa0: <Conexant CX20590 Audio Function Group> at nid 1 on hdacc0
pcm0: <Conexant CX20590 (Analog 2.0+HP/2.0)> at nid 31,25 and 27 on hdaa0
pcm1: <Conexant CX20590 (Internal Analog Mic)> at nid 35 on hdaa0
hdacc1: <Intel Cougar Point HDA CODEC> at cad 3 on hdac0
hdaa1: <Intel Cougar Point Audio Function Group> at nid 1 on hdacc1
pcm2: <Intel Cougar Point (HDMI/DP 8ch)> at nid 5 on hdaa1
pcm3: <Intel Cougar Point (HDMI/DP 8ch)> at nid 6 on hdaa1
pcm4: <Intel Cougar Point (HDMI/DP 8ch)> at nid 7 on hdaa1
usbus0: 480Mbps High Speed USB v2.0
usbus1: 480Mbps High Speed USB v2.0
ugen0.1: <Intel> at usbus0
uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus0
ugen1.1: <Intel> at usbus1
uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
ada0: <ST320LT000-9VL142 0003LVM1> ATA-8 SATA 2.x device
ada0: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes)
ada0: Command Queueing enabled
ada0: 305245MB (625142448 512 byte sectors: 1H 63S/T 16383C)
ada0: Previously was known as ad4
ses0 at ahciem0 bus 0 scbus3 target 0 lun 0
ses0: <AHCI SGPIO Enclosure 1.00 0001> SEMB S-E-S 2.00 device
ses0: SEMB SES Device
SMP: AP CPU #1 Launched!
SMP: AP CPU #3 Launched!
SMP: AP CPU #2 Launched!
Timecounter "TSC-low" frequency 1245978366 Hz quality 1000
WARNING: WITNESS option enabled, expect reduced performance.
Root mount waiting for: usbus1 usbus0
uhub0: 3 ports with 3 removable, self powered
uhub1: 3 ports with 3 removable, self powered
Root mount waiting for: usbus1 usbus0
ugen0.2: <vendor 0x8087> at usbus0
uhub2: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus0
ugen1.2: <vendor 0x8087> at usbus1
uhub3: <vendor 0x8087 product 0x0024, class 9/0, rev 2.00/0.00, addr 2> on usbus1
Root mount waiting for: usbus1 usbus0
uhub2: 6 ports with 6 removable, self powered
uhub3: 8 ports with 8 removable, self powered
ugen0.3: <UPEK> at usbus0
Trying to mount root from ufs:/dev/ad4s1a [rw]...
WARNING: / was not properly dismounted
WARNING: /usr was not properly dismounted
wlan0: Ethernet address: a0:88:b4:34:77:a4
lock order reversal:
 1st 0xffffff83d7d9d978 bufwait (bufwait) @ /usr/home/gnn/svn/head-punk/src/sys/kern/vfs_bio.c:2676
 2nd 0xfffffe000833ec00 dirhash (dirhash) @ /usr/home/gnn/svn/head-punk/src/sys/ufs/ufs/ufs_dirhash.c:284
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xffffff845657c300
kdb_backtrace() at kdb_backtrace+0x39/frame 0xffffff845657c3b0
witness_checkorder() at witness_checkorder+0xc47/frame 0xffffff845657c430
_sx_xlock() at _sx_xlock+0x73/frame 0xffffff845657c470
ufsdirhash_add() at ufsdirhash_add+0x3e/frame 0xffffff845657c4c0
ufs_direnter() at ufs_direnter+0x685/frame 0xffffff845657c580
ufs_mkdir() at ufs_mkdir+0x863/frame 0xffffff845657c780
VOP_MKDIR_APV() at VOP_MKDIR_APV+0xf0/frame 0xffffff845657c7b0
kern_mkdirat() at kern_mkdirat+0x21a/frame 0xffffff845657c9a0
amd64_syscall() at amd64_syscall+0x265/frame 0xffffff845657cab0
Xfast_syscall() at Xfast_syscall+0xfb/frame 0xffffff845657cab0
--- syscall (136, FreeBSD ELF64, sys_mkdir), rip = 0x80093035a, rsp = 0x7fffffffd788, rbp = 0x7fffffffdc70 ---
em0: link state changed to UP
lock order reversal:
 1st 0xfffffe000afd0840 filedesc structure (filedesc structure) @ /usr/home/gnn/svn/head-punk/src/sys/kern/kern_descrip.c:1180
 2nd 0xfffffe00643187c8 ufs (ufs) @ /usr/home/gnn/svn/head-punk/src/sys/kern/vfs_subr.c:4401
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xffffff84565e5580
kdb_backtrace() at kdb_backtrace+0x39/frame 0xffffff84565e5630
witness_checkorder() at witness_checkorder+0xc47/frame 0xffffff84565e56b0
__lockmgr_args() at __lockmgr_args+0x6c9/frame 0xffffff84565e57e0
ffs_lock() at ffs_lock+0x84/frame 0xffffff84565e5830
VOP_LOCK1_APV() at VOP_LOCK1_APV+0xf9/frame 0xffffff84565e5860
_vn_lock() at _vn_lock+0xab/frame 0xffffff84565e58d0
knlist_remove_kq() at knlist_remove_kq+0x82/frame 0xffffff84565e5900
knote_fdclose() at knote_fdclose+0xc8/frame 0xffffff84565e5950
closefp() at closefp+0x64/frame 0xffffff84565e59a0
amd64_syscall() at amd64_syscall+0x265/frame 0xffffff84565e5ab0
Xfast_syscall() at Xfast_syscall+0xfb/frame 0xffffff84565e5ab0
--- syscall (6, FreeBSD ELF64, sys_close), rip = 0x8015be79a, rsp = 0x7fffffffd858, rbp = 0x7fffffffd870 ---
lock order reversal:
 1st 0xffffff83d7d7fc18 bufwait (bufwait) @ /usr/home/gnn/svn/head-punk/src/sys/kern/vfs_bio.c:2676
 2nd 0xfffffe000830e7b0 snaplk (snaplk) @ /usr/home/gnn/svn/head-punk/src/sys/ufs/ffs/ffs_snapshot.c:2298
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xffffff84564de470
kdb_backtrace() at kdb_backtrace+0x39/frame 0xffffff84564de520
witness_checkorder() at witness_checkorder+0xc47/frame 0xffffff84564de5a0
__lockmgr_args() at __lockmgr_args+0x6c9/frame 0xffffff84564de6d0
ffs_copyonwrite() at ffs_copyonwrite+0x19a/frame 0xffffff84564de780
ffs_geom_strategy() at ffs_geom_strategy+0xe3/frame 0xffffff84564de7b0
bufwrite() at bufwrite+0x178/frame 0xffffff84564de7f0
ffs_sbupdate() at ffs_sbupdate+0x1d8/frame 0xffffff84564de860
ffs_sync_lazy() at ffs_sync_lazy+0x106/frame 0xffffff84564de8a0
ffs_sync() at ffs_sync+0x92/frame 0xffffff84564de960
sync_fsync() at sync_fsync+0x131/frame 0xffffff84564de9a0
VOP_FSYNC_APV() at VOP_FSYNC_APV+0xf0/frame 0xffffff84564de9d0
sched_sync() at sched_sync+0x34c/frame 0xffffff84564dea70
fork_exit() at fork_exit+0x84/frame 0xffffff84564deab0
fork_trampoline() at fork_trampoline+0xe/frame 0xffffff84564deab0
--- trap 0, rip = 0, rsp = 0xffffff84564deb70, rbp = 0 ---