PF with VIMAGE still crash kernel

Slono Slono slonoman2011 at yandex.ru
Wed Nov 16 17:31:45 UTC 2011


Hi.

Pending, while freebsd-virtualization@ experts can fix a problem - there is an offer as work-around for upcoming 9.0-RELEASE to make check vimage at pf that people at least didn't receive a kernel panic

16.11.2011, 18:55, "Slono Slono" <slonoman2011 at yandex.ru>:

>  Hi,
>
>  Just inform that PR: http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/148155 is still actual for forthcoming release 9.0   ( 9.0-PRERELEASE):
>
>  How to repeate:
>
>  1) Reboot system to kernel with
>  options VIMAGE
>
>  2) Two different variants:
>  a) echo "map lo0 from 10.0.0.0/24 to ! 10.0.0.0/24 -> 127.0.0.1/32" > /etc/ipnat.rules ;  service ipnat onerestart
>  b) kldload pf && kldunload pf
>
>  If it is problem not to solve quickly - I suggest to make the message on mutual exclusion in a kernel of options VIMAGE and pf
>  at config, and check at "kldload pf" about presence kern.features.vimage
>
>  This problem is rather serious also many on 9.0-RELEASE it will notice
>
>  core.txt.0 from death by method (a):
>
>  --/cut/--
>  bsd.my.domain dumped core - see /var/crash/vmcore.0
>
>  Wed Nov 16 18:52:31 EET 2011
>
>  FreeBSD bsd.my.domain 9.0-PRERELEASE FreeBSD 9.0-PRERELEASE #7: Wed Nov 16 18:36:44 EET 2011     root at bsd.my.domain:/usr/obj/usr/src/sys/GENERIC  amd64
>
>  panic: page fault
>
>  GNU gdb 6.1.1 [FreeBSD]
>  Copyright 2004 Free Software Foundation, Inc.
>  GDB is free software, covered by the GNU General Public License, and you are
>  welcome to change it and/or distribute copies of it under certain conditions.
>  Type "show copying" to see the conditions.
>  There is absolutely no warranty for GDB.  Type "show warranty" for details.
>  This GDB was configured as "amd64-marcel-freebsd"...
>
>  Unread portion of the kernel message buffer:
>  Copyright (c) 1992-2011 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 9.0-PRERELEASE #7: Wed Nov 16 18:36:44 EET 2011
>      root at bsd.my.domain:/usr/obj/usr/src/sys/GENERIC amd64
>  CPU: AMD Phenom(tm) II X6 1090T Processor (3051.62-MHz K8-class CPU)
>    Origin = "AuthenticAMD"  Id = 0x100fa0  Family = 10  Model = a  Stepping = 0
>    Features=0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2>
>    Features2=0x9<SSE3,MON>
>    AMD Features=0xea100800<SYSCALL,NX,FFXSR,RDTSCP,LM,3DNow!+,3DNow!>
>    AMD Features2=0x11<LAHF,CR8>
>  real memory  = 1073676288 (1023 MB)
>  avail memory = 1011187712 (964 MB)
>  Event timer "LAPIC" quality 400
>  ACPI APIC Table: <VBOX   VBOXAPIC>
>  WARNING: VIMAGE (virtualized network stack) is a highly experimental feature.
>  ioapic0: Changing APIC ID to 1
>  ioapic0 <Version 1.1> irqs 0-23 on motherboard
>  kbd1 at kbdmux0
>  acpi0: <VBOX VBOXXSDT> on motherboard
>  acpi0: Power Button (fixed)
>  acpi0: Sleep Button (fixed)
>  Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
>  acpi_timer0: <32-bit timer at 3.579545MHz> port 0x4008-0x400b on acpi0
>  cpu0: <ACPI CPU> on acpi0
>  pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
>  pci0: <ACPI PCI bus> on pcib0
>  isab0: <PCI-ISA bridge> at device 1.0 on pci0
>  isa0: <ISA bus> on isab0
>  atapci0: <Intel PIIX4 UDMA33 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xd000-0xd00f at device 1.1 on pci0
>  ata0: <ATA channel 0> on atapci0
>  ata1: <ATA channel 1> on atapci0
>  vgapci0: <VGA-compatible display> mem 0xe0000000-0xe0ffffff irq 18 at device 2.0 on pci0
>  em0: <Intel(R) PRO/1000 Legacy Network Connection 1.0.3> port 0xd010-0xd017 mem 0xf0000000-0xf001ffff irq 19 at device 3.0 on pci0
>  em0: Ethernet address: 08:00:27:4b:6f:f0
>  pci0: <base peripheral> at device 4.0 (no driver attached)
>  pcm0: <Intel ICH (82801AA)> port 0xd100-0xd1ff,0xd200-0xd23f irq 21 at device 5.0 on pci0
>  pcm0: <SigmaTel STAC9700/83/84 AC97 Codec>
>  ohci0: <OHCI (generic) USB controller> mem 0xf0804000-0xf0804fff irq 22 at device 6.0 on pci0
>  usbus0: <OHCI (generic) USB controller> on ohci0
>  pci0: <bridge> at device 7.0 (no driver attached)
>  acpi_acad0: <AC Adapter> 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]
>  psm0: <PS/2 Mouse> irq 12 on atkbdc0
>  psm0: [GIANT-LOCKED]
>  psm0: model IntelliMouse Explorer, device ID 4
>  attimer0: <AT timer> port 0x40-0x43,0x50-0x53 on acpi0
>  Timecounter "i8254" frequency 1193182 Hz quality 0
>  Event timer "i8254" frequency 1193182 Hz quality 100
>  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
>  atrtc0: <AT realtime clock> at port 0x70 irq 8 on isa0
>  Event timer "RTC" frequency 32768 Hz quality 0
>  ppc0: cannot reserve I/O port range
>  Timecounters tick every 10.000 msec
>  pcm0: measured ac97 link rate at 804083 Hz
>  usbus0: 12Mbps Full Speed USB v1.0
>  ugen0.1: <Apple> at usbus0
>  uhub0: <Apple OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
>  ada0 at ata0 bus 0 scbus0 target 0 lun 0
>  ada0: <VBOX HARDDISK 1.0> ATA-6 device
>  ada0: 33.300MB/s transfers (UDMA2, PIO 65536bytes)
>  ada0: 44486MB (91107328 512 byte sectors: 16H 63S/T 16383C)
>  ada0: Previously was known as ad0
>  cd0 at ata1 bus 0 scbus1 target 0 lun 0
>  cd0: <VBOX CD-ROM 1.0> Removable CD-ROM SCSI-0 device
>  cd0: 33.300MB/s transfers (UDMA2, ATAPI 12bytes, PIO 65534bytes)
>  cd0: Attempt to query device size failed: NOT READY, Medium not present
>  Timecounter "TSC" frequency 3051621009 Hz quality 800
>  Root mount waiting for: usbus0
>  uhub0: 8 ports with 8 removable, self powered
>  Trying to mount root from ufs:/dev/ada0p2 [rw]...
>  <118>Setting hostuuid: b8e63bf4-779d-436d-a20a-c377f63fd53b.
>  <118>Setting hostid: 0xf9cedfc5.
>  <118>Entropy harvesting: interrupts ethernet point_to_point kickstart.
>  <118>Starting file system checks:
>  <118>/dev/ada0p2: FILE SYSTEM CLEAN; SKIPPING CHECKS
>  <118>/dev/ada0p2: clean, 7995551 free (34359 frags, 995149 blocks, 0.3% fragmentation)
>  <118>Mounting local file systems:.
>  <118>Setting hostname: bsd.my.domain.
>  <118>Starting Network: lo0 em0.
>  <118>lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
>  <118> options=3<RXCSUM,TXCSUM>
>  <118> inet6 ::1 prefixlen 128
>  <118> inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
>  <118> inet 127.0.0.1 netmask 0xff000000
>  <118> nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>  <118>em0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
>  <118> options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
>  <118> ether 08:00:27:4b:6f:f0
>  <118> nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>  <118> media: Ethernet autoselect (1000baseT <full-duplex>)
>  <118> status: active
>  <118>Starting devd.
>  <118>Starting Network: em0.
>  <118>em0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
>  <118> options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
>  <118> ether 08:00:27:4b:6f:f0
>  <118> nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>  <118> media: Ethernet autoselect (1000baseT <full-duplex>)
>  <118> status: active
>  <118>Starting Network: usbus0.
>  <118>add net ::ffff:0.0.0.0: gateway ::1
>  <118>add net ::0.0.0.0: gateway ::1
>  > <118>add net fe80::: gateway ::1
>  <118>add net ff02::: gateway ::1
>  <118>ELF ldconfig path: /lib /usr/lib /usr/lib/compat /usr/local/lib
>  <118>32-bit compatibility ldconfig path: /usr/lib32
>  <118>Creating and/or trimming log files.
>  <118>No core dumps found.
>  <118>Clearing /tmp (X related).
>  <118>Updating motd:.
>  <118>Configuring syscons: keymap blanktime.
>  <118>Starting cron.
>  <118>Starting background file system checks in 60 seconds.
>  <118>
>  <118>Wed Nov 16 18:48:50 EET 2011
>  IP Filter: v4.1.28 initialized.  Default = pass all, Logging = enabled
>
>  Fatal trap 12: page fault while in kernel mode
>  cpuid = 0; apic id = 00
>  fault virtual address = 0x28
>  fault code = supervisor read data, page not present
>  instruction pointer = 0x20:0xffffffff808e261a
>  stack pointer        = 0x28:0xffffff80003937f0
>  frame pointer        = 0x28:0xffffff8000393810
>  code segment = base 0x0, limit 0xfffff, type 0x1b
>                          = DPL 0, pres 1, long 1, def32 0, gran 1
>  processor eflags = interrupt enabled, resume, IOPL = 0
>  current process = 1083 (ipnat)
>  trap number = 12
>  panic: page fault
>  cpuid = 0
>  KDB: stack backtrace:
>  #0 0xffffffff808694ae at kdb_backtrace+0x5e
>  #1 0xffffffff80833e47 at panic+0x187
>  #2 0xffffffff80b29740 at trap_fatal+0x290
>  #3 0xffffffff80b29a89 at trap_pfault+0x1f9
>  #4 0xffffffff80b29f4f at trap+0x3df
>  #5 0xffffffff80b1447f at calltrap+0x8
>  #6 0xffffffff8162d86a at fr_resolvenic+0x1a
>  #7 0xffffffff816169b5 at nat_resolverule+0x25
>  #8 0xffffffff81617943 at fr_nat_ioctl+0xf03
>  #9 0xffffffff8075514b at devfs_ioctl_f+0x7b
>  #10 0xffffffff8087aba5 at kern_ioctl+0x115
>  #11 0xffffffff8087addd at sys_ioctl+0xfd
>  #12 0xffffffff80b29030 at amd64_syscall+0x450
>  #13 0xffffffff80b14767 at Xfast_syscall+0xf7
>  Uptime: 3m17s
>  Dumping 80 out of 1005 MB:..20%..40%..60%..80%..100%
>
>  Reading symbols from /boot/kernel/ipl.ko...Reading symbols from /boot/kernel/ipl.ko.symbols...done.
>  done.
>  Loaded symbols for /boot/kernel/ipl.ko
>  #0  doadump (textdump=Variable "textdump" is not available.
>  ) at pcpu.h:224
>  224 pcpu.h: No such file or directory.
>          in pcpu.h
>  (kgdb) #0  doadump (textdump=Variable "textdump" is not available.
>  ) at pcpu.h:224
>  #1  0xffffffff80833985 in kern_reboot (howto=260)
>      at /usr/src/sys/kern/kern_shutdown.c:442
>  #2  0xffffffff80833e31 in panic (fmt=Variable "fmt" is not available.
>  )
>      at /usr/src/sys/kern/kern_shutdown.c:607
>  #3  0xffffffff80b29740 in trap_fatal (frame=0xc, eva=Variable "eva" is not available.
>  )
>      at /usr/src/sys/amd64/amd64/trap.c:818
>  #4  0xffffffff80b29a89 in trap_pfault (frame=0xffffff8000393740, usermode=0)
>      at /usr/src/sys/amd64/amd64/trap.c:734
>  #5  0xffffffff80b29f4f in trap (frame=0xffffff8000393740)
>      at /usr/src/sys/amd64/amd64/trap.c:473
>  #6  0xffffffff80b1447f in calltrap ()
>      at /usr/src/sys/amd64/amd64/exception.S:228
>  #7  0xffffffff808e261a in ifunit (name=0xfffffe00027cd544 "lo0")
>      at /usr/src/sys/net/if.c:2027
>  #8  0xffffffff8162d86a in fr_resolvenic (name=Variable "name" is not available.
>  )
>      at /usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/fil.c:6565
>  #9  0xffffffff816169b5 in nat_resolverule (n=0xfffffe00027cd400)
>      at /usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:1108
>  #10 0xffffffff81617943 in fr_nat_ioctl (data=0xfffffe0002455700 "",
>      cmd=2151182908, mode=2, uid=0, ctx=0xfffffe0002869000)
>      at /usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:976
>  #11 0xffffffff8075514b in devfs_ioctl_f (fp=0xfffffe00025d24b0,
>      com=2151182908, data=Variable "data" is not available.
>  ) at /usr/src/sys/fs/devfs/devfs_vnops.c:744
>  #12 0xffffffff8087aba5 in kern_ioctl (td=Variable "td" is not available.
>  ) at file.h:278
>  #13 0xffffffff8087addd in sys_ioctl (td=0xfffffe0002869000,
>      uap=0xffffff8000394bc0) at /usr/src/sys/kern/sys_generic.c:681
>  #14 0xffffffff80b29030 in amd64_syscall (td=0xfffffe0002869000, traced=0)
>      at subr_syscall.c:131
>  #15 0xffffffff80b14767 in Xfast_syscall ()
>      at /usr/src/sys/amd64/amd64/exception.S:387
>  #16 0x0000000800b5711c in ?? ()
>  Previous frame inner to this frame (corrupt stack?)
>  (kgdb)
>
>  ------------------------------------------------------------------------
>  ps -axl
>
>    UID   PID  PPID CPU PRI NI    VSZ    RSS MWCHAN STAT  TT     TIME COMMAND
>      0     0     0   0 -52  0      0      0 -      DLs   ??  0:00.00 [kernel]
>      0     1     0   0  20  0   6280      0 wait   DLs   ??  0:00.00 [init]
>      0     2     0   0 -16  0      0      0 waitin DL    ??  0:00.00 [sctp_itera
>      0     3     0   0 -16  0      0      0 ccb_sc DL    ??  0:00.00 [xpt_thrd]
>      0     4     0   0 -16  0      0      0 psleep DL    ??  0:00.00 [pagedaemon
>      0     5     0   0 -16  0      0      0 psleep DL    ??  0:00.00 [vmdaemon]
>      0     6     0   0 155  0      0      0 pgzero DL    ??  0:00.00 [pagezero]
>      0     7     0   0 -16  0      0      0 psleep DL    ??  0:00.00 [bufdaemon]
>      0     8     0   0 -16  0      0      0 vlruwt DL    ??  0:00.00 [vnlru]
>      0     9     0   0  16  0      0      0 syncer DL    ??  0:00.00 [syncer]
>      0    10     0   0 -16  0      0      0 audit_ DL    ??  0:00.00 [audit]
>      0    11     0   0 155  0      0      0 -      RL    ??  3:14.52 [idle]
>      0    12     0   0 -84  0      0      0 -      WL    ??  0:00.22 [intr]
>      0    13     0   0  -8  0      0      0 -      DL    ??  0:00.06 [geom]
>      0    14     0   0 -16  0      0      0 -      DL    ??  0:00.03 [yarrow]
>      0    15     0   0 -68  0      0      0 -      DL    ??  0:00.00 [usb]
>      0    16     0   0 -16  0      0      0 sdflus DL    ??  0:00.00 [softdepflu
>      0   107     1   0  52  0  10060      0 pause  Ds    ??  0:00.00 [adjkerntz]
>      0   560     1   0  20  0  10372      0 select Ds    ??  0:00.00 [devd]
>      0   938     1   0  20  0  20384      0 select Ds    ??  0:00.00 [sendmail]
>     25   941     1   0  52  0  20384      0 pause  Ds    ??  0:00.00 [sendmail]
>      0   947     1   0  20  0  14260      0 nanslp Ds    ??  0:00.00 [cron]
>      0  1009     1   0  52  0  41300      0 wait   Ds    ??  0:00.01 [login]
>      0  1010     1   0  52  0  12184      0 ttyin  Ds+   ??  0:00.00 [getty]
>      0  1011     1   0  52  0  12184      0 ttyin  Ds+   ??  0:00.00 [getty]
>      0  1012     1   0  52  0  12184      0 ttyin  Ds+   ??  0:00.00 [getty]
>      0  1013     1   0  52  0  12184      0 ttyin  Ds+   ??  0:00.00 [getty]
>      0  1014     1   0  52  0  12184      0 ttyin  Ds+   ??  0:00.00 [getty]
>      0  1015     1   0  52  0  12184      0 ttyin  Ds+   ??  0:00.00 [getty]
>      0  1016     1   0  52  0  12184      0 ttyin  Ds+   ??  0:00.00 [getty]
>      0  1017  1009   0  20  0  17664      0 pause  D     ??  0:00.02 [csh]
>      0  1066  1017   0  52  0  14636      0 wait   D+    ??  0:00.01 [sh]
>      0  1078  1066   0  52  0  14636      0 wait   D+    ??  0:00.00 [sh]
>      0  1083  1078   0  72  0  12136      0 -      R+    ??  0:00.00 [ipnat]
>
>  ------------------------------------------------------------------------
>  vmstat -s
>
>      45382 cpu context switches
>       2585 device interrupts
>      11284 software interrupts
>      90804 traps
>     135149 system calls
>         16 kernel threads created
>       1050  fork() calls
>         17 vfork() calls
>          0 rfork() calls
>          0 swap pager pageins
>          0 swap pager pages paged in
>          0 swap pager pageouts
>          0 swap pager pages paged out
>        232 vnode pager pageins
>       1596 vnode pager pages paged in
>          0 vnode pager pageouts
>          0 vnode pager pages paged out
>          0 page daemon wakeups
>          0 pages examined by the page daemon
>        206 pages reactivated
>      35688 copy-on-write faults
>        354 copy-on-write optimized faults
>      26729 zero fill pages zeroed
>          0 zero fill pages prezeroed
>          0 intransit blocking page faults
>      84739 total VM faults taken
>          0 pages affected by kernel thread creation
>     533882 pages affected by  fork()
>       8122 pages affected by vfork()
>          0 pages affected by rfork()
>          0 pages cached
>      91519 pages freed
>          0 pages freed by daemon
>          0 pages freed by exiting processes
>       2483 pages active
>       1645 pages inactive
>         15 pages in VM cache
>       7454 pages wired down
>     237948 pages free
>       4096 bytes per page
>      15264 total name lookups
>            cache hits (85% pos + 7% neg) system 0% per-directory
>            deletions 0%, falsehits 0%, toolong 0%
>
>  ------------------------------------------------------------------------
>  vmstat -m
>
>           Type InUse MemUse HighUse Requests  Size(s)
>        ata_pci     1     1K       -        1  64
>         feeder    12     1K       -       14  32,128
>         isadev     8     1K       -        8  128
>           cdev     8     2K       -        8  256
>        acpidev    24     2K       -       24  64
>          mixer     1     4K       -        1  4096
>       filedesc    34    17K       -     1084  512
>           kenv    99    12K       -      107  16,32,64,128
>         kqueue     0     0K       -       10  256
>      proc-args    17     1K       -      404  16,32,64,128,256
>          hhook     2     1K       -        2  128
>        ithread    60    11K       -       60  32,128,256
>         KTRACE   100    13K       -      100  128
>         linker   167   187K       -      175  16,32,64,128,256,512,1024,2048,4096
>          lockf    14     2K       -       38  64,128
>     loginclass     2     1K       -        3  64
>  >        ip6ndp     4     1K       -        4  64,128
>           temp    31   248K       -     6024  16,32,64,128,256,512,1024,2048,4096
>         devbuf   400  1315K       -      413  16,32,64,128,256,512,1024,2048,4096
>         module   446    56K       -      446  128
>       mtx_pool     2    16K       -        2
>        subproc    74   156K       -     1124  512,4096
>           proc     2    16K       -        2
>        session    14     2K       -       16  128
>           pgrp    16     2K       -       29  128
>  >          cred    24     4K       -     2994  64,256
>        uidinfo     3     3K       -        4  128,2048
>         plimit    13     4K       -      162  256
>      sysctltmp     0     0K       -      271  16,32,64,128,4096
>      sysctloid  1818    90K       -     1852  16,32,64,128
>         sysctl     0     0K       -      442  16,32,64
>        tidhash     1    16K       -        1
>           umtx   144    18K       -      144  128
>       p1003.1b     1     1K       -        1  16
>           SWAP     2   345K       -        2  64
>         bus-sc    30    52K       -     1237  16,32,128,256,512,1024,2048,4096
>            bus   912    75K       -     2770  16,32,64,128,256,1024
>        devstat     6    13K       -        6  32,4096
>   eventhandler    88     8K       -       88  64,128
>       pci_link     8     1K       -        8  16,128
>           kobj   322  1288K       -      405  4096
>        Per-cpu     1     1K       -        1  32
>           rman    89    11K       -      254  32,128
>           sbuf     0     0K       -      580  16,32,64,128,256,512,1024,2048,4096
>          stack     0     0K       -        2  256
>      taskqueue    17     2K       -       17  16,32,128
>         Unitno    12     1K       -     2600  32,64
>            iov     0     0K       -       61  64,128,256,512
>         select     3     1K       -        3  128
>       ioctlops     1     1K       -      805  16,32,64,128,256,512,1024
>            msg     4    30K       -        4  2048,4096
>            sem     4   106K       -        4  2048,4096
>            shm     1    20K       -        1
>            tty    19    19K       -       21  1024,2048
>       mbuf_tag     0     0K       -        6  32
>          shmfd     1     8K       -        1
>            pcb    13   157K       -       17  16,32,128,1024,2048,4096
>         soname     1     1K       -      103  16,32,128
>       vfscache     1  1024K       -        1
>       vfs_hash     1   512K       -        1
>       acpiintr     1     1K       -        1  64
>         vnodes     2     1K       -        2  256
>         acpica  2074   233K       -    22321  16,32,64,128,256,1024,4096
>    vnodemarker     0     0K       -       23  512
>          mount    16     1K       -       86  16,32,64,128,256
>            BPF     3     1K       -        3  128
>    ether_multi    10     1K       -       10  16,32,64
>         ifaddr    38    11K       -       38  32,64,128,256,512,4096
>          ifnet     4     7K       -        4  128,2048
>          clone     6    24K       -        6  4096
>         arpcom     1     1K       -        1  16
>        lltable     8     4K       -        8  256,512
>         USBdev     4     2K       -        4  64,128,1024
>            USB     7     3K       -        7  16,32,128,2048
>       acpitask     1     2K       -        1  2048
>  CAM dev queue     3     1K       -        3  128
>      CAM queue    13     1K       -       51  16,32
>       routetbl    24     4K       -       69  32,64,128,256,512
>  vnet_data_free     1     1K       -        1  32
>      vnet_data     1    28K       -        1
>           vnet     1     1K       -        1  64
>           igmp     3     1K       -        3  256
>        acpisem    16     2K       -       16  128
>        CAM SIM     3     1K       -        3  256
>       in_multi     1     1K       -        1  256
>      sctp_iter     0     0K       -        1  256
>       sctp_ifn     1     1K       -        1  128
>       sctp_ifa     3     1K       -        3  128
>       sctp_vrf     1     1K       -        1  64
>      sctp_a_it     0     0K       -        1  16
>      hostcache     1    28K       -        1
>       syncache     1    96K       -        1
>        scsi_cd     0     0K       -        4  16
>      in6_multi    12     2K       -       12  32,256
>        entropy  1024    64K       -     1024  64
>     CAM periph     6     2K       -       20  16,32,64,128,256
>            mld     3     1K       -        3  128
>            rpc     2     1K       -        2  256
>  audit_evclass   179     6K       -      218  32
>        jblocks     2     1K       -        2  128,256
>       savedino     0     0K       -        8  256
>          sbdep     0     0K       -        7  64
>        jsegdep     1     1K       -       87  64
>           jseg     1     1K       -        6  128
>        jnewblk     0     0K       -       17  128
>        jremref     0     0K       -       34  128
>        jaddref     0     0K       -       36  128
>       freework     1     1K       -       15  128
>      newdirblk     0     0K       -        6  64
>         dirrem     0     0K       -       22  128
>          mkdir     0     0K       -       12  128
>         diradd     0     0K       -       24  128
>       freefile     0     0K       -       19  64
>       freeblks     0     0K       -       14  128
>         newblk     2    65K       -       18  256
>      bmsafemap     1     8K       -        9  256
>       inodedep     2   513K       -       44  512
>        pagedep     1    64K       -       16  256
>    ufs_dirhash    30     6K       -       30  16,32,64,128,512
>      ufs_mount     3    13K       -        3  512,4096
>      vm_pgdata     2   129K       -        2  128
>        CAM XPT    36    16K       -       94  32,64,128,1024,2048
>         kbdmux     6    18K       -        6  16,512,1024,2048
>         DEVFS1    82    41K       -       87  512
>         DEVFS3    98    25K       -      110  256
>          DEVFS    14     1K       -       15  16,128
>       atkbddev     2     1K       -        2  64
>         apmdev     1     1K       -        1  128
>      pfs_nodes    21     6K       -       21  256
>        io_apic     1     2K       -        1  2048
>            LED     2     1K       -        2  16,128
>           GEOM    51    11K       -      369  16,32,64,128,256,512,1024,2048
>       nexusdev     3     1K       -        3  16
>           ac97     2     1K       -        2  16,512
>
>  ------------------------------------------------------------------------
>  vmstat -z
>
>  ITEM                   SIZE  LIMIT     USED     FREE      REQ FAIL SLEEP
>
>  UMA Kegs:               208,      0,      84,       1,      84,   0,   0
>  UMA Zones:              512,      0,      84,       0,      84,   0,   0
>  UMA Slabs:              568,      0,     832,       1,    1281,   0,   0
>  UMA RCntSlabs:          568,      0,      67,       3,      67,   0,   0
>  UMA Hash:               256,      0,       3,      12,       3,   0,   0
>  16 Bucket:              152,      0,      39,      11,      39,   0,   0
>  32 Bucket:              280,      0,      24,       4,      24,   0,   0
>  64 Bucket:              536,      0,      12,       2,      12,  57,   0
>  128 Bucket:            1048,      0,      19,       2,      19, 569,   0
>  VM OBJECT:              216,      0,     727,      47,   13877,   0,   0
>  MAP:                    232,      0,       7,      25,       7,   0,   0
>  KMAP ENTRY:             120,  55862,      24,     131,    1357,   0,   0
>  MAP ENTRY:              120,      0,     375,      90,   30974,   0,   0
>  fakepg:                 120,      0,       0,       0,       0,   0,   0
>  mt_zone:               4112,      0,     304,       7,     304,   0,   0
>  16:                      16,      0,     984,     192,   11258,   0,   0
>  32:                      32,      0,    1056,     156,    6978,   0,   0
>  64:                      64,      0,    2442,     190,   13942,   0,   0
>  128:                    128,      0,    3320,      73,    4966,   0,   0
>  256:                    256,      0,     299,      31,    2235,   0,   0
>  512:                    512,      0,     223,      29,    1819,   0,   0
>  1024:                  1024,      0,      40,      56,    1477,   0,   0
>  2048:                  2048,      0,      26,       8,     116,   0,   0
>  4096:                  4096,      0,     398,       9,    6699,   0,   0
>  Files:                   80,      0,      26,      64,    4473,   0,   0
>  TURNSTILE:              136,      0,      73,      27,      73,   0,   0
>  umtx pi:                 96,      0,       0,       0,       0,   0,   0
>  MAC labels:              40,      0,       0,       0,       0,   0,   0
>  PROC:                  1160,      0,      33,       6,    1083,   0,   0
>  THREAD:                1112,      0,      65,       7,      65,   0,   0
>  SLEEPQUEUE:              80,      0,      73,      43,      73,   0,   0
>  VMSPACE:                392,      0,      18,      12,    1068,   0,   0
>  cpuset:                  72,      0,       2,      98,       2,   0,   0
>  audit_record:           960,      0,       0,       0,       0,   0,   0
>  mbuf_packet:            256,      0,       0,     142,       4,   0,   0
>  mbuf:                   256,      0,       1,     141,       5,   0,   0
>  mbuf_cluster:          2048,  25600,     128,       6,     128,   0,   0
>  mbuf_jumbo_page:       4096,  12800,       0,       0,       0,   0,   0
>  mbuf_jumbo_9k:         9216,  19200,       0,       0,       0,   0,   0
>  mbuf_jumbo_16k:       16384,  12800,       0,       0,       0,   0,   0
>  mbuf_ext_refcnt:          4,      0,       0,       0,       0,   0,   0
>  g_bio:                  232,      0,       0,     128,    3205,   0,   0
>  ttyinq:                 160,      0,     285,      27,     420,   0,   0
>  ttyoutq:                256,      0,     149,      16,     221,   0,   0
>  ata_request:            328,      0,       1,      23,    2834,   0,   0
>  ata_composite:          336,      0,       0,       0,       0,   0,   0
>  VNODE:                  480,      0,     469,      19,     491,   0,   0
>  VNODEPOLL:              112,      0,       0,       0,       0,   0,   0
>  NAMEI:                 1024,      0,       0,      12,    7183,   0,   0
>  S VFS Cache:            108,      0,     472,      23,     976,   0,   0
>  L VFS Cache:            328,      0,       0,       0,       0,   0,   0
>  DIRHASH:               1024,      0,      42,       6,      42,   0,   0
>  NCLNODE:                560,      0,       0,       0,       0,   0,   0
>  Mountpoints:            768,      0,       2,       8,       2,   0,   0
>  pipe:                   728,      0,       0,      10,     643,   0,   0
>  ksiginfo:               112,      0,      32,    1024,      32,   0,   0
>  itimer:                 344,      0,       0,       0,       0,   0,   0
>  KNOTE:                  128,      0,       0,       0,       0,   0,   0
>  socket:                 680,  25602,       2,      10,     141,   0,   0
>  unpcb:                  240,  25600,       1,      31,      16,   0,   0
>  ipq:                     56,    819,       0,       0,       0,   0,   0
>  u> dp_inpcb:              392,  25600,       0,      20,     118,   0,   0
>  udpcb:                   16,  25704,       0,     168,     118,   0,   0
>  tcp_inpcb:              392,  25600,       1,      19,       3,   0,   0
>  tcpcb:                  976,  25600,       1,       7,       3,   0,   0
>  tcptw:                   72,   5150,       0,       0,       0,   0,   0
>  syncache:               152,  15375,       0,       0,       0,   0,   0
>  hostcache:              136,  15372,       0,       0,       0,   0,   0
>  tcpreass:                40,   1680,       0,       0,       0,   0,   0
>  sackhole:                32,      0,       0,       0,       0,   0,   0
>  sctp_ep:               1368,  25600,       0,       0,       0,   0,   0
>  sctp_asoc:             2280,  40000,       0,       0,       0,   0,   0
>  sctp_laddr:              48,  80064,       0,     144,       2,   0,   0
>  sctp_raddr:             704,  80000,       0,       0,       0,   0,   0
>  sctp_chunk:             136, 400008,       0,       0,       0,   0,   0
>  sctp_readq:             104, 400032,       0,       0,       0,   0,   0
>  sctp_stream_msg_out:    112, 400026,       0,       0,       0,   0,   0
>  sctp_asconf:             40, 400008,       0,       0,       0,   0,   0
>  sctp_asconf_ack:         48, 400032,       0,       0,       0,   0,   0
>  ripcb:                  392,  25600,       0,       0,       0,   0,   0
>  rtentry:                200,      0,      10,      28,      10,   0,   0
>  selfd:                   56,      0,       6,     120,     134,   0,   0
>  SWAPMETA:               288, 116519,       0,       0,       0,   0,   0
>  FFS inode:              168,      0,     449,      35,     468,   0,   0
>  FFS1 dinode:            128,      0,       0,       0,       0,   0,   0
>  FFS2 dinode:            256,      0,     449,      16,     468,   0,   0
>
>  ------------------------------------------------------------------------
>  vmstat -i
>
>  interrupt                          total       rate
>  irq1: atkbd0                         722         72
>  irq14: ata0                         1845        184
>  irq15: ata1                           17          1
>  cpu0:timer                          9879        987
>  Total                              12463       1246
>
>  ------------------------------------------------------------------------
>  pstat -T
>
>   26/12328 files
>  0M/2223M swap space
>
>  ------------------------------------------------------------------------
>  pstat -s
>
>  Device          512-blocks     Used    Avail Capacity
>  /dev/ada0p3        4554496        0  4554496     0%
>
>  ------------------------------------------------------------------------
>  iostat
>
>  iostat: kvm_read(_tk_nin): invalid address (0x0)
>  iostat: disabling TTY statistics
>              ada0              cd0            pass0             cpu
>    KB/t tps  MB/s   KB/t tps  MB/s   KB/t tps  MB/s  us ni sy in id
>   18.70  96  1.75   0.00   1  0.00   0.00   0  0.00   0  0  1  0 99
>
>  ------------------------------------------------------------------------
>  ipcs -a
>
>  Message Queues:
>  T           ID          KEY MODE        OWNER    GROUP    CREATOR  CGROUP                 CBYTES                 QNUM               QBYTES        LSPID        LRPID STIME    RTIME    CTIME
>
>  Shared Memory:
>  T           ID          KEY MODE        OWNER    GROUP    CREATOR  CGROUP         NATTCH        SEGSZ         CPID         LPID ATIME    DTIME    CTIME
>
>  Semaphores:
>  T           ID          KEY MODE        OWNER    GROUP    CREATOR  CGROUP          NSEMS OTIME    CTIME
>
>  ------------------------------------------------------------------------
>  ipcs -T
>
>  msginfo:
>          msgmax:        16384 (max characters in a message)
>          msgmni:           40 (# of message queues)
>          msgmnb:         2048 (max characters in a message queue)
>          msgtql:           40 (max # of messages in system)
>          msgssz:            8 (size of a message segment)
>          msgseg:         2048 (# of message segments in system)
>
>  shminfo:
>          shmmax:    536870912 (max shared memory segment size)
>          shmmin:            1 (min shared memory segment size)
>          shmmni:          192 (max number of shared memory identifiers)
>          shmseg:          128 (max shared memory segments per process)
>          shmall:       131072 (max amount of shared memory in pages)
>
>  seminfo:
>          semmni:           50 (# of semaphore identifiers)
>          semmns:          340 (# of semaphores in system)
>          semmnu:          150 (# of undo structures in system)
>          semmsl:          340 (max # of semaphores per id)
>          semopm:          100 (max # of operations per semop call)
>          semume:           50 (max # of undo entries per process)
>          semusz:          632 (size in bytes of undo structure)
>          semvmx:        32767 (semaphore maximum value)
>          semaem:        16384 (adjust on exit max value)
>
>  ------------------------------------------------------------------------
>  nfsstat
>
>  Client Info:
>  Rpc Counts:
>    Getattr   Setattr    Lookup  Readlink      Read     Write    Create    Remove
>          0         0         0         0         0         0         0         0
>     Rename      Link   Symlink     Mkdir     Rmdir   Readdir  RdirPlus    Access
>          0         0         0         0         0         0         0         0
>      Mknod    Fsstat    Fsinfo  PathConf    Commit
>  >         0         0         0         0         0
>  Rpc Info:
>   TimedOut   Invalid X Replies   Retries  Requests
>          0         0         0         0         0
>  Cache Info:
>  Attr Hits    Misses Lkup Hits    Misses BioR Hits    Misses BioW Hits    Misses
>          0         0         0         0         0         0         0         0
>  BioRLHits    Misses BioD Hits    Misses DirE Hits    Misses Accs Hits    Misses
>          0         0         0         0         0         0         0         0
>
>  Server Info:
>    Getattr   Setattr    Lookup  Readlink      Read     Write    Create    Remove
>          0         0         0         0         0         0         0         0
>     Rename      Link   Symlink     Mkdir     Rmdir   Readdir  RdirPlus    Access
>          0         0         0         0         0         0         0         0
>      Mknod    Fsstat    Fsinfo  PathConf    Commit
>          0         0         0         0         0
>  Server Ret-Failed
>                  0
>  Server Faults
>              0
>  Server Cache Stats:
>     Inprog      Idem  Non-idem    Misses
>          0         0         0         0
>  Server Write Gathering:
>   WriteOps  WriteRPC   Opsaved
>          0         0         0
>
>  ------------------------------------------------------------------------
>  netstat -s
>
>  tcp:
>          0 packets sent
>                  0 data packets (0 bytes)
>                  0 data packets (0 bytes) retransmitted
>                  0 data packets unnecessarily retransmitted
>                  0 resends initiated by MTU discovery
>                  0 ack-only packets (0 delayed)
>                  0 URG only packets
>                  0 window probe packets
>                  0 window update packets
>                  0 control packets
>          0 packets received
>                  0 acks (for 0 bytes)
>                  0 duplicate acks
>                  0 acks for unsent data
>                  0 packets (0 bytes) received in-sequence
>                  0 completely duplicate packets (0 bytes)
>                  0 old duplicate packets
>                  0 packets with some dup. data (0 bytes duped)
>                  0 out-of-order packets (0 bytes)
>                  0 packets (0 bytes) of data after window
>                  0 window probes
>                  0 window update packets
>                  0 packets received after close
>                  0 discarded for bad checksums
>                  0 discarded for bad header offset fields
>                  0 discarded because packet too short
>                  0 discarded due to memory problems
>          0 connection requests
>          0 connection accepts
>          0 bad connection attempts
>          0 listen queue overflows
>          0 ignored RSTs in the windows
>          0 connections established (including accepts)
>          2 connections closed (including 0 drops)
>                  0 connections updated cached RTT on close
>                  0 connections updated cached RTT variance on close
>                  0 connections updated cached ssthresh on close
>          0 embryonic connections dropped
>          0 segments updated rtt (of 0 attempts)
>          0 retransmit timeouts
>                  0 connections dropped by rexmit timeout
>          0 persist timeouts
>                  0 connections dropped by persist timeout
>          0 Connections (fin_wait_2) dropped because of timeout
>          0 keepalive timeouts
>                  0 keepalive probes sent
>                  0 connections dropped by keepalive
>          0 correct ACK header predictions
>          0 correct data packet header predictions
>          0 syncache entries added
>                  0 retransmitted
>                  0 dupsyn
>                  0 dropped
>                  0 completed
>                  0 bucket overflow
>                  0 cache overflow
>                  0 reset
>                  0 stale
>                  0 aborted
>                  0 badack
>                  0 unreach
>                  0 zone failures
>          0 cookies sent
>          0 cookies received
>          0 hostcache entries added
>                  0 bucket overflow
>          0 SACK recovery episodes
>          0 segment rexmits in SACK recovery episodes
>          0 byte rexmits in SACK recovery episodes
>          0 SACK options (SACK blocks) received
>          0 SACK options (SACK blocks) sent
>          0 SACK scoreboard overflow
>          0 packets with ECN CE bit set
>          0 packets with ECN ECT(0) bit set
>          0 packets with ECN ECT(1) bit set
>          0 successful ECN handshakes
>          0 times ECN reduced the congestion window
>  udp:
>          0 datagrams received
>          0 with incomplete header
>          0 with bad data length field
>          0 with bad checksum
>          0 with no checksum
>          0 dropped due to no socket
>          0 broadcast/multicast datagrams undelivered
>          0 dropped due to full socket buffers
>          0 not for hashed pcb
>          0 delivered
>          0 datagrams output
>          0 times multicast source filter matched
>  ip:
>          0 total packets received
>          0 bad header checksums
>          0 with size smaller than minimum
>          0 with data size < data length
>          0 with ip length > max ip packet size
>          0 with header length < data size
>          0 with data length < header length
>          0 with bad options
>          0 with incorrect version number
>          0 fragments received
>          0 fragments dropped (dup or out of space)
>          0 fragments dropped after timeout
>          0 packets reassembled ok
>          0 packets for this host
>          0 packets for unknown/unsupported protocol
>          0 packets forwarded (0 packets fast forwarded)
>          0 packets not forwardable
>          0 packets received for unknown multicast group
>          0 redirects sent
>          0 packets sent from this host
>          0 packets sent with fabricated ip header
>          0 output packets dropped due to no bufs, etc.
>          0 output packets discarded due to no route
>          0 output datagrams fragmented
>          0 fragments created
>          0 datagrams that can't be fragmented
>          0 tunneling packets that can't find gif
>          0 datagrams with bad address in header
>  icmp:
>          0 calls to icmp_error
>          0 errors not generated in response to an icmp message
>          0 messages with bad code fields
>          0 messages less than the minimum length
>          0 messages with bad checksum
>          0 messages with bad length
>          0 multicast echo requests ignored
>          0 multicast timestamp requests ignored
>          0 message responses generated
>          0 invalid return addresses
>          0 no return routes
>  igmp:
>          0 messages received
>          0 messages received with too few bytes
>          0 messages received with wrong TTL
>          0 messages received with bad checksum
>          0 V1/V2 membership queries received
>          0 V3 membership queries received
>          0 membership queries received with invalid field(s)
>          0 general queries received
>          0 group queries received
>          0 group-source queries received
>          0 group-source queries dropped
>          0 membership reports received
>          0 membership reports received with invalid field(s)
>          0 membership reports received for groups to which we belong
>          0 V3 reports received without Router Alert
>          0 membership reports sent
>  arp:
>          0 ARP requests sent
>          0 ARP replies sent
>          0 ARP requests received
>          0 ARP replies received
>   >        0 ARP packets received
>          0 total packets dropped due to no ARP entry
>          0 ARP entrys timed out
>          0 Duplicate IPs seen
>  ip6:
>          0 total packets received
>          0 with size smaller than minimum
>          0 with data size < data length
>          0 with bad options
>          0 with incorrect version number
>          0 fragments received
>          0 fragments dropped (dup or out of space)
>          0 fragments dropped after timeout
>          0 fragments that exceeded limit
>          0 packets reassembled ok
>          0 packets for this host
>          0 packets forwarded
>          0 packets not forwardable
>          0 redirects sent
>          0 packets sent from this host
>          0 packets sent with fabricated ip header
>          0 output packets dropped due to no bufs, etc.
>          0 output packets discarded due to no route
>          0 output datagrams fragmented
>          0 fragments created
>          0 datagrams that can't be fragmented
>          0 packets that violated scope rules
>          0 multicast packets which we don't join
>          Mbuf statistics:
>                  0 one mbuf
>                  0 one ext mbuf
>                  0 two or more ext mbuf
>          0 packets whose headers are not contiguous
>          0 tunneling packets that can't find gif
>          0 packets discarded because of too many headers
>          0 failures of source address selection
>          Source addresses selection rule applied:
>  icmp6:
>          0 calls to icmp6_error
>          0 errors not generated in response to an icmp6 message
>          0 errors not generated because of rate limitation
>          0 messages with bad code fields
>          0 messages < minimum length
>          0 bad checksums
>          0 messages with bad length
>          Histogram of error messages to be generated:
>                  0 no route
>                  0 administratively prohibited
>                  0 beyond scope
>                  0 address unreachable
>                  0 port unreachable
>                  0 packet too big
>                  0 time exceed transit
>                  0 time exceed reassembly
>                  0 erroneous header field
>                  0 unrecognized next header
>                  0 unrecognized option
>                  0 redirect
>                  0 unknown
>          0 message responses generated
>          0 messages with too many ND options
>          0 messages with bad ND options
>          0 bad neighbor solicitation messages
>          0 bad neighbor advertisement messages
>          0 bad router solicitation messages
>          0 bad router advertisement messages
>          0 bad redirect messages
>          0 path MTU changes
>  rip6:
>          0 messages received
>          0 checksum calculations on inbound
>          0 messages with bad checksum
>          0 messages dropped due to no socket
>          0 multicast messages dropped due to no socket
>          0 messages dropped due to full socket buffers
>          0 delivered
>          0 datagrams output
>
>  ------------------------------------------------------------------------
>  netstat -m
>
>  1/283/284 mbufs in use (current/cache/total)
>  18446744073709551602/148/134/25600 mbuf clusters in use (current/cache/total/max)
>  0/142 mbuf+clusters out of packet secondary zone in use (current/cache)
>  0/0/0/12800 4k (page size) jumbo clusters in use (current/cache/total/max)
>  0/0/0/19200 9k jumbo clusters in use (current/cache/total/max)
>  0/0/0/12800 16k jumbo clusters in use (current/cache/total/max)
>  18014398509481956K/366K/339K bytes allocated to network (current/cache/total)
>  0/0/0 requests for mbufs denied (mbufs/clusters/mbuf+clusters)
>  0/0/0 requests for jumbo clusters denied (4k/9k/16k)
>  0 requests for sfbufs denied
>  0 requests for sfbufs delayed
>  0 requests for I/O initiated by sendfile
>  0 calls to protocol drain routines
>
>  ------------------------------------------------------------------------
>  netstat -id
>
>  Name    Mtu Network       Address              Ipkts Ierrs Idrop    Opkts Oerrs  Coll Drop
>  em0*   1500 <Link#1>      08:00:27:4b:6f:f0        0     0     0        0     0     0    0
>  usbus     0 <Link#2>                               0     0     0        0     0     0    0
>  lo0   16384 <Link#3>                               0     0     0        0     0     0    0
>  lo0   16384 localhost     ::1                      0     -     -        0     -     -    -
>  lo0   16384 fe80::1%lo0   fe80::1                  0     -     -        0     -     -    -
>  lo0   16384 your-net      localhost                0     -     -        0     -     -    -
>
>  ------------------------------------------------------------------------
>  netstat -anr
>
>  Routing tables
>
>  Internet:
>  Destination        Gateway            Flags    Refs      Use  Netif Expire
>  127.0.0.1          link#3             UH          0        0    lo0
>
>  Internet6:
>  Destination                       Gateway                       Flags      Netif Expire
>  ::/96                             ::1                           UGRS        lo0
>  ::1                               ::1                           UH          lo0
>  ::ffff:0.0.0.0/96                 ::1                           UGRS        lo0
>  fe80::/10                         ::1                           UGRS        lo0
>  fe80::%lo0/64                     link#3                        U           lo0
>  fe80::1%lo0                       link#3                        UHS         lo0
>  ff01::%lo0/32                     ::1                           U           lo0
>  ff02::/16                         ::1                           UGRS        lo0
>  ff02::%lo0/32                     ::1                           U           lo0
>
>  ------------------------------------------------------------------------
>  netstat -anA
>
>  Active Internet connections (including servers)
>  Tcpcb            Proto Recv-Q Send-Q Local Address      Foreign Address    (state)
>  fffffe00027457a0 tcp4       0      0 127.0.0.1.25       *.*                LISTEN
>  Active UNIX domain sockets
>  Address  Type   Recv-Q Send-Q    Inode     Conn     Refs  Nextref Addr
>  fffffe00026ced20 stream      0      0 fffffe00026b4d20        0        0        0 /var/run/devd.pipe
>
>  ------------------------------------------------------------------------
>  netstat -aL
>
>  Current listen queue sizes (qlen/incqlen/maxqlen)
>  Proto Listen         Local Address
>  tcp4  0/0/10         localhost.smtp
>  unix  0/0/4          /var/run/devd.pipe
>
>  ------------------------------------------------------------------------
>  fstat
>
>  USER     CMD          PID   FD MOUNT      INUM MODE         SZ|DV R/W
>  root     ipnat       1083 root /             2 drwxr-xr-x    1024  r
>  root     ipnat       1083   wd /             2 drwxr-xr-x    1024  r
>  root     ipnat       1083 text /        378956 -r-xr-xr-x   62848  r
>  root     ipnat       1083 ctty /dev         42 crw-------   ttyv0 rw
>  root     ipnat       1083    0 /dev         42 crw-------   ttyv0 rw
>  root     ipnat       1083    1 /dev         42 crw-------   ttyv0 rw
>  root     ipnat       1083    2 /dev         42 crw-------   ttyv0 rw
>  root     ipnat       1083    3 /dev         80 crw-------   ipnat rw
>  root     ipnat       1083    4 /dev         79 crw-------     ipl  r
>  root     ipnat       1083    5 /        2605164 -rw-r--r--      58  r
>  root     sh          1078 root /             2 drwxr-xr-x    1024  r
>  root     sh          1078   wd /             2 drwxr-xr-x    1024  r
>  root     sh          1078 text /        1421368 -r-xr-xr-x  142832  r
>  root     sh          1078 ctty /dev         42 crw-------   ttyv0 rw
>  root     sh          1078    0 /dev         42 crw-------   ttyv0 rw
>  root     sh          1078    1 /dev         42 crw-------   ttyv0 rw
>  root     sh          1078    2 /dev         42 crw-------   ttyv0 rw
>  root     sh          1066 root /             2 drwxr-xr-x    1024  r
>  root     sh          1066   wd /             2 drwxr-xr-x    1024  r
>  root     sh          1066 text /        1421368 -r-xr-xr-x  142832  r
>  root     sh          1066 ctty /dev         42 crw-------   ttyv0 rw
>  root     sh          1066    0 /dev         42 crw-------   ttyv0 rw
>  root     sh          1066    1 /dev         42 crw-------   ttyv0 rw
>  root     sh          1066    2 /dev         42 crw-------   ttyv0 rw
>  root     sh          1066   10 /        2604960 -r-xr-xr-x     534  r
>  root     csh         1017 root /             2 drwxr-xr-x    1024  r
>  root     csh         1017   wd /        963825 drwxr-xr-x    1024  r
>  root     csh         1017 text /        1421158 -r-xr-xr-x  369048  r
>  root     csh         1017 ctty /dev         42 crw-------   ttyv0 rw
>  root     csh         1017   15 /dev         42 crw-------   ttyv0 rw
>  root     csh         1017   16 /dev         42 crw-------   ttyv0 rw
>  root     csh         1017   17 /dev         42 crw-------   ttyv0 rw
>  root     csh         1017   18 /dev         42 crw-------   ttyv0 rw
>  root     csh         1017   19 /dev         42 crw-------   ttyv0 rw
>  root     getty       1016 root /             2 drwxr-xr-x    1024  r
>  root     getty       1016   wd /             2 drwxr-xr-x    1024  r
>  root     getty       1016 text /        765300 -r-xr-xr-x   27504  r
>  root     getty       1016 ctty /dev         49 crw-------   ttyv7 rw
>  root     getty       1016    0 /dev         49 crw-------   ttyv7 rw
>  root     getty       1016    1 /dev         49 crw-------   ttyv7 rw
>  root     getty       1016    2 /dev         49 crw-------   ttyv7 rw
>  root     getty       1015 root /             2 drwxr-xr-x    1024  r
>  root     getty       1015   wd /             2 drwxr-xr-x    1024  r
>  root     getty       1015 text /        765300 -r-xr-xr-x   27504  r
>  root     getty       1015 ctty /dev         48 crw-------   ttyv6 rw
>  root     getty       1015    0 /dev         48 crw-------   ttyv6 rw
>  root     getty       1015    1 /dev         48 crw-------   ttyv6 rw
>  root     getty       1015    2 /dev         48 crw-------   ttyv6 rw
>  root     getty       1014 root /             2 drwxr-xr-x    1024  r
>  root     getty       1014   wd /             2 drwxr-xr-x    1024  r
>  root     getty       1014 text /        765300 -r-xr-xr-x   27504  r
>  root     getty       1014 ctty /dev         47 crw-------   ttyv5 rw
>  root     getty       1014    0 /dev         47 crw-------   ttyv5 rw
>  root     getty       1014    1 /dev         47 crw-------   ttyv5 rw
>  root     getty       1014    2 /dev         47 crw-------   ttyv5 rw
>  root     getty       1013 root /             2 drwxr-xr-x    1024  r
>  root     getty       1013   wd /             2 drwxr-xr-x    1024  r
>  root     getty       1013 text /        765300 -r-xr-xr-x   27504  r
>  root     getty       1013 ctty /dev         46 crw-------   ttyv4 rw
>  root     getty       1013    0 /dev         46 crw-------   ttyv4 rw
>  root     getty       1013    1 /dev         46 crw-------   ttyv4 rw
>  root     getty       1013    2 /dev         46 crw-------   ttyv4 rw
>  root     getty       1012 root /             2 drwxr-xr-x    1024  r
>  root     getty       1012   wd /             2 drwxr-xr-x    1024  r
>  root     getty       1012 text /        765300 -r-xr-xr-x   27504  r
>  root     getty       1012 ctty /dev         45 crw-------   ttyv3 rw
>  root     getty       1012    0 /dev         45 crw-------   ttyv3 rw
>  root     getty       1012    1 /dev         45 crw-------   ttyv3 rw
>  root     getty       1012    2 /dev         45 crw-------   ttyv3 rw
>  root     getty       1011 root /             2 drwxr-xr-x    1024  r
>  root     getty       1011   wd /             2 drwxr-xr-x    1024  r
>  root     getty       1011 text /        765300 -r-xr-xr-x   27504  r
>  root     getty       1011 ctty /dev         44 crw-------   ttyv2 rw
>  root     getty       1011    0 /dev         44 crw-------   ttyv2 rw
>  root     getty       1011    1 /dev         44 crw-------   ttyv2 rw
>  root     getty       1011    2 /dev         44 crw-------   ttyv2 rw
>  root     getty       1010 root /             2 drwxr-xr-x    1024  r
>  root     getty       1010   wd /             2 drwxr-xr-x    1024  r
>  root     getty       1010 text /        765300 -r-xr-xr-x   27504  r
>  root     getty       1010 ctty /dev         43 crw-------   ttyv1 rw
>  root     getty       1010    0 /dev         43 crw-------   ttyv1 rw
>  root     getty       1010    1 /dev         43 crw-------   ttyv1 rw
>  root     getty       1010    2 /dev         43 crw-------   ttyv1 rw
>  root     login       1009 root /             2 drwxr-xr-x    1024  r
>  root     login       1009   wd /        2036480 drwxr-xr-x     512  r
>  root     login       1009 text /        773522 -r-sr-xr-x   25080  r
>  root     login       1009 ctty /dev         42 crw-------   ttyv0 rw
>  root     login       1009    0 /dev         42 crw-------   ttyv0 rw
>  root     login       1009    1 /dev         42 crw-------   ttyv0 rw
>  root     login       1009    2 /dev         42 crw-------   ttyv0 rw
>  root     cron         947 root /             2 drwxr-xr-x    1024  r
>  root     cron         947   wd /        2462727 drwxr-x---     512  r
>  root     cron         947 text /        763987 -r-xr-xr-x   41360  r
>  root     cron         947    0 /dev         28 crw-rw-rw-    null rw
>  root     cron         947    1 /dev         28 crw-rw-rw-    null rw
>  root     cron         947    2 /dev         28 crw-rw-rw-    null rw
>  root     cron         947    3 /        2462896 -rw-------       3  w
>  smmsp    sendmail     941 root /             2 drwxr-xr-x    1024  r
>  smmsp    sendmail     941   wd /        2462750 drwxrwx---     512  r
>  smmsp    sendmail     941 text /        765441 -r-xr-sr-x  707496  r
>  > smmsp    sendmail     941    0 /dev         28 crw-rw-rw-    null  r
>  smmsp    sendmail     941    1 /dev         28 crw-rw-rw-    null  w
>  smmsp    sendmail     941    2 /dev         28 crw-rw-rw-    null  w
>  smmsp    sendmail     941    3 /        2462903 -rw-------      49  w
>  root     sendmail     938 root /             2 drwxr-xr-x    1024  r
>  root     sendmail     938   wd /        2462747 drwxr-xr-x     512  r
>  root     sendmail     938 text /        765441 -r-xr-sr-x  707496  r
>  root     sendmail     938    0 /dev         28 crw-rw-rw-    null  r
>  root     sendmail     938    1 /dev         28 crw-rw-rw-    null  w
>  root     sendmail     938    2 /dev         28 crw-rw-rw-    null  w
>  root     sendmail     938    3* internet stream tcp fffffe00027457a0
>  root     sendmail     938    4 /        2462898 -rw-------      78  w
>  root     devd         560 root /             2 drwxr-xr-x    1024  r
>  root     devd         560   wd /             2 drwxr-xr-x    1024  r
>  root     devd         560 text /        378920 -r-xr-xr-x  423328  r
>  root     devd         560    0 /dev         28 crw-rw-rw-    null rw
>  root     devd         560    1 /dev         28 crw-rw-rw-    null rw
>  root     devd         560    2 /dev         28 crw-rw-rw-    null rw
>  root     devd         560    3 /dev          6 crw-------  devctl  r
>  root     devd         560    4* local stream fffffe00026ced20
>  root     devd         560    5 /        2462867 -rw-------       3  w
>  root     adjkerntz    107 root /             2 drwxr-xr-x    1024  r
>  root     adjkerntz    107   wd /             2 drwxr-xr-x    1024  r
>  root     adjkerntz    107 text /        378889 -r-xr-xr-x    9232  r
>  root     adjkerntz    107    0 /dev         28 crw-rw-rw-    null rw
>  root     adjkerntz    107    1 /dev         28 crw-rw-rw-    null rw
>  root     adjkerntz    107    2 /dev         28 crw-rw-rw-    null rw
>  root     init           1 root /             2 drwxr-xr-x    1024  r
>  root     init           1   wd /             2 drwxr-xr-x    1024  r
>  root     init           1 text /        378988 -r-xr-xr-x  771584  r
>  root     kernel         0 root /             2 drwxr-xr-x    1024  r
>  root     kernel         0   wd /             2 drwxr-xr-x    1024  r
>
>  ------------------------------------------------------------------------
>  dmesg
>
>  Copyright (c) 1992-2011 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 9.0-PRERELEASE #7: Wed Nov 16 18:36:44 EET 2011
>      root at bsd.my.domain:/usr/obj/usr/src/sys/GENERIC amd64
>  CPU: AMD Phenom(tm) II X6 1090T Processor (3051.62-MHz K8-class CPU)
>    Origin = "AuthenticAMD"  Id = 0x100fa0  Family = 10  Model = a  Stepping = 0
>    Features=0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2>
>    Features2=0x9<SSE3,MON>
>    AMD Features=0xea100800<SYSCALL,NX,FFXSR,RDTSCP,LM,3DNow!+,3DNow!>
>    AMD Features2=0x11<LAHF,CR8>
>  real memory  = 1073676288 (1023 MB)
>  avail memory = 1011187712 (964 MB)
>  Event timer "LAPIC" quality 400
>  ACPI APIC Table: <VBOX   VBOXAPIC>
>  WARNING: VIMAGE (virtualized network stack) is a highly experimental feature.
>  ioapic0: Changing APIC ID to 1
>  ioapic0 <Version 1.1> irqs 0-23 on motherboard
>  kbd1 at kbdmux0
>  acpi0: <VBOX VBOXXSDT> on motherboard
>  acpi0: Power Button (fixed)
>  acpi0: Sleep Button (fixed)
>  Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
>  acpi_timer0: <32-bit timer at 3.579545MHz> port 0x4008-0x400b on acpi0
>  cpu0: <ACPI CPU> on acpi0
>  pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
>  pci0: <ACPI PCI bus> on pcib0
>  isab0: <PCI-ISA bridge> at device 1.0 on pci0
>  isa0: <ISA bus> on isab0
>  atapci0: <Intel PIIX4 UDMA33 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xd000-0xd00f at device 1.1 on pci0
>  ata0: <ATA channel 0> on atapci0
>  ata1: <ATA channel 1> on atapci0
>  vgapci0: <VGA-compatible display> mem 0xe0000000-0xe0ffffff irq 18 at device 2.0 on pci0
>  em0: <Intel(R) PRO/1000 Legacy Network Connection 1.0.3> port 0xd010-0xd017 mem 0xf0000000-0xf001ffff irq 19 at device 3.0 on pci0
>  em0: Ethernet address: 08:00:27:4b:6f:f0
>  pci0: <base peripheral> at device 4.0 (no driver attached)
>  pcm0: <Intel ICH (82801AA)> port 0xd100-0xd1ff,0xd200-0xd23f irq 21 at device 5.0 on pci0
>  p> cm0: <SigmaTel STAC9700/83/84 AC97 Codec>
>  ohci0: <OHCI (generic) USB controller> mem 0xf0804000-0xf0804fff irq 22 at device 6.0 on pci0
>  usbus0: <OHCI (generic) USB controller> on ohci0
>  pci0: <bridge> at device 7.0 (no driver attached)
>  acpi_acad0: <AC Adapter> 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]
>  psm0: <PS/2 Mouse> irq 12 on atkbdc0
>  psm0: [GIANT-LOCKED]
>  psm0: model IntelliMouse Explorer, device ID 4
>  attimer0: <AT timer> port 0x40-0x43,0x50-0x53 on acpi0
>  Timecounter "i8254" frequency 1193182 Hz quality 0
>  Event timer "i8254" frequency 1193182 Hz quality 100
>  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
>  atrtc0: <AT realtime clock> at port 0x70 irq 8 on isa0
>  Event timer "RTC" frequency 32768 Hz quality 0
>  ppc0: cannot reserve I/O port range
>  Timecounters tick every 10.000 msec
>  pcm0: measured ac97 link rate at 804083 Hz
>  usbus0: 12Mbps Full Speed USB v1.0
>  ugen0.1: <Apple> at usbus0
>  uhub0: <Apple OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
>  ada0 at ata0 bus 0 scbus0 target 0 lun 0
>  ada0: <VBOX HARDDISK 1.0> ATA-6 device
>  ada0: 33.300MB/s transfers (UDMA2, PIO 65536bytes)
>  ada0: 44486MB (91107328 512 byte sectors: 16H 63S/T 16383C)
>  ada0: Previously was known as ad0
>  cd0 at ata1 bus 0 scbus1 target 0 lun 0
>  cd0: <VBOX CD-ROM 1.0> Removable CD-ROM SCSI-0 device
>  cd0: 33.300MB/s transfers (UDMA2, ATAPI 12bytes, PIO 65534bytes)
>  cd0: Attempt to query device size failed: NOT READY, Medium not present
>  Timecounter "TSC" frequency 3051621009 Hz quality 800
>  Root mount waiting for: usbus0
>  uhub0: 8 ports with 8 removable, self powered
>  Trying to mount root from ufs:/dev/ada0p2 [rw]...
>  Setting hostuuid: b8e63bf4-779d-436d-a20a-c377f63fd53b.
>  Setting hostid: 0xf9cedfc5.
>  Entropy harvesting: interrupts ethernet point_to_point kickstart.
>  Starting file system checks:
>  /dev/ada0p2: FILE SYSTEM CLEAN; SKIPPING CHECKS
>  /dev/ada0p2: clean, 7995551 free (34359 frags, 995149 blocks, 0.3% fragmentation)
>  Mounting local file systems:.
>  Setting hostname: bsd.my.domain.
>  Starting Network: lo0 em0.
>  lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
>          options=3<RXCSUM,TXCSUM>
>          inet6 ::1 prefixlen 128
>          inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
>          inet 127.0.0.1 netmask 0xff000000
>          nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>  em0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
>          options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
>          ether 08:00:27:4b:6f:f0
>          nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>          media: Ethernet autoselect (1000baseT <full-duplex>)
>          status: active
>  Starting devd.
>  Starting Network: em0.
>  em0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
>          options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
>          ether 08:00:27:4b:6f:f0
>          nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>          media: Ethernet autoselect (1000baseT <full-duplex>)
>          status: active
>  Starting Network: usbus0.
>  > add net ::ffff:0.0.0.0: gateway ::1
>  add net ::0.0.0.0: gateway ::1
>  add net fe80::: gateway ::1
>  add net ff02::: gateway ::1
>  ELF ldconfig path: /lib /usr/lib /usr/lib/compat /usr/local/lib
>  32-bit compatibility ldconfig path: /usr/lib32
>  Creating and/or trimming log files.
>  No core dumps found.
>  Clearing /tmp (X related).
>  Updating motd:.
>  Configuring syscons: keymap blanktime.
>  Starting cron.
>  Starting background file system checks in 60 seconds.
>
>  Wed Nov 16 18:48:50 EET 2011
>  IP Filter: v4.1.28 initialized.  Default = pass all, Logging = enabled
>
>  Fatal trap 12: page fault while in kernel mode
>  cpuid = 0; apic id = 00
>  fault virtual address = 0x28
>  fault code = supervisor read data, page not present
>  instruction pointer = 0x20:0xffffffff808e261a
>  stack pointer        = 0x28:0xffffff80003937f0
>  frame pointer        = 0x28:0xffffff8000393810
>  code segment = base 0x0, limit 0xfffff, type 0x1b
>                          = DPL 0, pres 1, long 1, def32 0, gran 1
>  processor eflags = interrupt enabled, resume, IOPL = 0
>  current process = 1083 (ipnat)
>  trap number = 12
>  panic: page fault
>  cpuid = 0
>  KDB: stack backtrace:
>  #0 0xffffffff808694ae at kdb_backtrace+0x5e
>  #1 0xffffffff80833e47 at panic+0x187
>  #2 0xffffffff80b29740 at trap_fatal+0x290
>  #3 0xffffffff80b29a89 at trap_pfault+0x1f9
>  #4 0xffffffff80b29f4f at trap+0x3df
>  #5 0xffffffff80b1447f at calltrap+0x8
>  #6 0xffffffff8162d86a at fr_resolvenic+0x1a
>  #7 0xffffffff816169b5 at nat_resolverule+0x25
>  #8 0xffffffff81617943 at fr_nat_ioctl+0xf03
>  #9 0xffffffff8075514b at devfs_ioctl_f+0x7b
>  #10 0xffffffff8087aba5 at kern_ioctl+0x115
>  #11 0xffffffff8087addd at sys_ioctl+0xfd
>  #12 0xffffffff80b29030 at amd64_syscall+0x450
>  #13 0xffffffff80b14767 at Xfast_syscall+0xf7
>  Uptime: 3m17s
>  Dumping 80 out of 1005 MB:..20%..40%..60%..80%..100%
>
>  ------------------------------------------------------------------------
>  kernel config
>
>  options CONFIG_AUTOGENERATED
>  ident GENERIC
>  machine amd64
>  cpu HAMMER
>  makeoptions DEBUG=-g
>  options VIMAGE
>  options USB_DEBUG
>  options AH_SUPPORT_AR5416
>  options IEEE80211_SUPPORT_MESH
>  options IEEE80211_AMPDU_AGE
>  options IEEE80211_DEBUG
>  options SC_PIXEL_MODE
>  options AHD_REG_PRETTY_PRINT
>  options AHC_REG_PRETTY_PRINT
>  options ATA_STATIC_ID
>  options ATA_CAM
>  options SMP
>  options KDB_TRACE
>  options KDB
>  options INCLUDE_CONFIG_FILE
>  options MAC
>  options AUDIT
>  options HWPMC_HOOKS
>  options KBD_INSTALL_CDEV
>  options PRINTF_BUFR_SIZE=128
>  options _KPOSIX_PRIORITY_SCHEDULING
>  options SYSVSEM
>  options SYSVMSG
>  options SYSVSHM
>  options STACK
>  options KTRACE
>  options SCSI_DELAY=5000
>  options COMPAT_FREEBSD7
>  options COMPAT_FREEBSD6
>  options COMPAT_FREEBSD5
>  options COMPAT_FREEBSD4
>  options COMPAT_FREEBSD32
>  options GEOM_LABEL
>  options GEOM_PART_GPT
>  options PSEUDOFS
>  options PROCFS
>  options CD9660
>  options MSDOSFS
>  options NFS_ROOT
>  options NFSLOCKD
>  options NFSD
>  options NFSCL
>  options MD_ROOT
>  options UFS_GJOURNAL
>  options UFS_DIRHASH
>  options UFS_ACL
>  options SOFTUPDATES
>  options FFS
>  options SCTP
>  options INET6
>  options INET
>  options PREEMPTION
>  options SCHED_ULE
>  options NEW_PCIB
>  options GEOM_PART_MBR
>  options GEOM_PART_EBR_COMPAT
>  options GEOM_PART_EBR
>  options GEOM_PART_BSD
>  device isa
>  device mem
>  device io
>  device uart_ns8250
>  device cpufreq
>  device acpi
>  device pci
>  device fdc
>  device ahci
>  device ata
>  device mvs
>  device siis
>  device ahc
>  device ahd
>  device esp
>  device hptiop
>  device isp
>  device mpt
>  device mps
>  device sym
>  device trm
>  device adv
>  device adw
>  device aic
>  device bt
>  device scbus
>  device ch
>  device da
>  device sa
>  device cd
>  device pass
>  device ses
>  device amr
>  d> evice arcmsr
>  device ciss
>  device dpt
>  device hptmv
>  device hptrr
>  device iir
>  device ips
>  device mly
>  device twa
>  device aac
>  device aacp
>  device ida
>  device mfi
>  device mlx
>  device twe
>  device tws
>  device atkbdc
>  device atkbd
>  device psm
>  device kbdmux
>  device vga
>  device splash
>  device sc
>  device agp
>  device cbb
>  device pccard
>  device cardbus
>  device uart
>  device ppc
>  device ppbus
>  device lpt
>  device plip
>  device ppi
>  device puc
>  device bxe
>  device de
>  device em
>  device igb
>  device ixgbe
>  device le
>  device ti
>  device txp
>  device vx
>  device miibus
>  device ae
>  device age
>  device alc
>  device ale
>  device bce
>  device bfe
>  device bge
>  device dc
>  device et
>  device fxp
>  device jme
>  device lge
>  device msk
>  device nfe
>  device nge
>  device pcn
>  device re
>  device rl
>  device sf
>  device sge
>  device sis
>  device sk
>  device ste
>  device stge
>  device tl
>  device tx
>  device vge
>  device vr
>  device wb
>  device xl
>  device cs
>  device ed
>  device ex
>  device ep
>  device fe
>  device sn
>  device xe
>  device wlan
>  device wlan_wep
>  device wlan_ccmp
>  device wlan_tkip
>  device wlan_amrr
>  device an
>  device ath
>  device ath_pci
>  device ath_hal
>  device ath_rate_sample
>  device ipw
>  device iwi
>  device iwn
>  device malo
>  device mwl
>  device ral
>  device wi
>  device wpi
>  device loop
>  device random
>  device ether
>  device vlan
>  device tun
>  device pty
>  device md
>  device gif
>  device faith
>  device firmware
>  device bpf
>  device uhci
>  device ohci
>  device ehci
>  device xhci
>  device usb
>  device uhid
>  device ukbd
>  device ulpt
>  device umass
>  device ums
>  device urio
>  device u3g
>  device uark
>  device ubsa
>  device uftdi
>  device uipaq
>  device uplcom
>  device uslcom
>  device uvisor
>  device uvscom
>  device aue
>  device axe
>  device cdce
>  device cue
>  device kue
>  device rue
>  device udav
>  device rum
>  device run
>  device uath
>  device upgt
>  device ural
>  device urtw
>  device zyd
>  device firewire
>  device fwe
>  device fwip
>  device dcons
>  device dcons_crom
>  device sound
>  device snd_es137x
>  device snd_hda
>  device snd_ich
>  device snd_uaudio
>  device snd_via8233
>
>  ------------------------------------------------------------------------
>  ddb capture buffer
>
>  ddb: ddb_capture: kvm_nlist
>  --/end of cut/--
>
>  core.txt.0 from death by method (b):
>
>  ---/cut/
>  bsd.my.domain dumped core - see /var/crash/vmcore.0
>
>  Wed Nov 16 18:45:23 EET 2011
>
>  FreeBSD bsd.my.domain 9.0-PRERELEASE FreeBSD 9.0-PRERELEASE #7: Wed Nov 16 18:36:44 EET 2011     root at bsd.my.domain:/usr/obj/usr/src/sys/GENERIC  amd64
>
>  panic: page fault
>
>  GNU gdb 6.1.1 [FreeBSD]
>  Copyright 2004 Free Software Foundation, Inc.
>  GDB is free software, covered by the GNU General Public License, and you are
>  welcome to change it and/or distribute copies of it under certain conditions.
>  Type "show copying" to see the conditions.
>  There is absolutely no warranty for GDB.  Type "show warranty" for details.
>  This GDB was configured as "amd64-marcel-freebsd"...
>
>  Unread portion of the kernel message buffer:
>  Copyright (c) 1992-2011 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 9.0-PRERELEASE #7: Wed Nov 16 18:36:44 EET 2011
>      root at bsd.my.domain:/usr/obj/usr/src/sys/GENERIC amd64
>  CPU: AMD Phenom(tm) II X6 1090T Processor (3051.90-MHz K8-class CPU)
>    Origin = "AuthenticAMD"  Id = 0x100fa0  Family = 10  Model = a  Stepping = 0
>    Features=0x783fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE,SSE2>
>    Features2=0x9<SSE3,MON>
>    AMD Features=0xea100800<SYSCALL,NX,FFXSR,RDTSCP,LM,3DNow!+,3DNow!>
>    AMD Features2=0x11<LAHF,CR8>
>  real memory  = 1073676288 (1023 MB)
>  avail memory = 1011187712 (964 MB)
>  Event timer "LAPIC" quality 400
>  ACPI APIC Table: <VBOX   VBOXAPIC>
>  WARNING: VIMAGE (virtualized network stack) is a highly experimental feature.
>  ioapic0: Changing APIC ID to 1
>  ioapic0 <Version 1.1> irqs 0-23 on motherboard
>  kbd1 at kbdmux0
>  acpi0: <VBOX VBOXXSDT> on motherboard
>  a> cpi0: Power Button (fixed)
>  acpi0: Sleep Button (fixed)
>  Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
>  acpi_timer0: <32-bit timer at 3.579545MHz> port 0x4008-0x400b on acpi0
>  cpu0: <ACPI CPU> on acpi0
>  pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
>  pci0: <ACPI PCI bus> on pcib0
>  isab0: <PCI-ISA bridge> at device 1.0 on pci0
>  isa0: <ISA bus> on isab0
>  atapci0: <Intel PIIX4 UDMA33 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xd000-0xd00f at device 1.1 on pci0
>  ata0: <ATA channel 0> on atapci0
>  ata1: <ATA channel 1> on atapci0
>  vgapci0: <VGA-compatible display> mem 0xe0000000-0xe0ffffff irq 18 at device 2.0 on pci0
>  em0: <Intel(R) PRO/1000 Legacy Network Connection 1.0.3> port 0xd010-0xd017 mem 0xf0000000-0xf001ffff irq 19 at device 3.0 on pci0
>  em0: Ethernet address: 08:00:27:4b:6f:f0
>  pci0: <base peripheral> at device 4.0 (no driver attached)
>  pcm0: <Intel ICH (82801AA)> port 0xd100-0xd1ff,0xd200-0xd23f irq 21 at device 5.0 on pci0
>  pcm0: <SigmaTel STAC9700/83/84 AC97 Codec>
>  ohci0: <OHCI (generic) USB controller> mem 0xf0804000-0xf0804fff irq 22 at device 6.0 on pci0
>  usbus0: <OHCI (generic) USB controller> on ohci0
>  pci0: <bridge> at device 7.0 (no driver attached)
>  acpi_acad0: <AC Adapter> 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]
>  psm0: <PS/2 Mouse> irq 12 on atkbdc0
>  psm0: [GIANT-LOCKED]
>  psm0: model IntelliMouse Explorer, device ID 4
>  attimer0: <AT timer> port 0x40-0x43,0x50-0x53 on acpi0
>  > Timecounter "i8254" frequency 1193182 Hz quality 0
>  Event timer "i8254" frequency 1193182 Hz quality 100
>  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
>  atrtc0: <AT realtime clock> at port 0x70 irq 8 on isa0
>  Event timer "RTC" frequency 32768 Hz quality 0
>  ppc0: cannot reserve I/O port range
>  Timecounters tick every 10.000 msec
>  pcm0: measured ac97 link rate at 1315350 Hz
>  usbus0: 12Mbps Full Speed USB v1.0
>  ugen0.1: <Apple> at usbus0
>  uhub0: <Apple OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
>  ada0 at ata0 bus 0 scbus0 target 0 lun 0
>  ada0: <VBOX HARDDISK 1.0> ATA-6 device
>  ada0: 33.300MB/s transfers (UDMA2, PIO 65536bytes)
>  ada0: 44486MB (91107328 512 byte sectors: 16H 63S/T 16383C)
>  ada0: Previously was known as ad0
>  cd0 at ata1 bus 0 scbus1 target 0 lun 0
>  cd0: <VBOX CD-ROM 1.0> Removable CD-ROM SCSI-0 device
>  cd0: 33.300MB/s transfers (UDMA2, ATAPI 12bytes, PIO 65534bytes)
>  cd0: Attempt to query device size failed: NOT READY, Medium not present
>  Timecounter "TSC" frequency 3051895549 Hz quality 800
>  Root mount waiting for: usbus0
>  uhub0: 8 ports with 8 removable, self powered
>  Trying to mount root from ufs:/dev/ada0p2 [rw]...
>  <118>Setting hostuuid: b8e63bf4-779d-436d-a20a-c377f63fd53b.
>  <118>Setting hostid: 0xf9cedfc5.
>  <118>Entropy harvesting: interrupts ethernet point_to_point kickstart.
>  <118>Starting file system checks:
>  <118>/dev/ada0p2: FILE SYSTEM CLEAN; SKIPPING CHECKS
>  <118>/dev/ada0p2: clean, 7995562 free (34370 frags, 995149 blocks, 0.3% fragmentation)
>  <118>Mounting local file systems:.
>  <118>Setting hostname: bsd.my.domain.
>  <118>Starting Network: lo0 em0.
>  <118>lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
>  <118> options=3<RXCSUM,TXCSUM>
>  <118> inet6 ::1 prefixlen 128
>  <118> inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
>  <118> inet 127.0.0.1 netmask 0xff000000
>  <118> nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>  <118>em0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
>  <118> options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
>  <118> ether 08:00:27:4b:6f:f0
>  <118> nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>  <118> media: Ethernet autoselect (1000baseT <full-duplex>)
>  <118> status: active
>  <118>Starting devd.
>  <118>Starting Network: em0.
>  <118>em0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
>  <118> options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
>  <118> ether 08:00:27:4b:6f:f0
>  <118> nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>  <118> media: Ethernet autoselect (1000baseT <full-duplex>)
>  <118> status: active
>  <118>Starting Network: usbus0.
>  <118>add net ::ffff:0.0.0.0: gateway ::1
>  <118>add net ::0.0.0.0: gateway ::1
>  <118>add net fe80::: gateway ::1
>  <118>add net ff02::: gateway ::1
>  <118>ELF ldconfig path: /lib /usr/lib /usr/lib/compat /usr/local/lib
>  <118>32-bit compatibility ldconfig path: /usr/lib32
>  <118>Creating and/or trimming log files.
>  <118>No core dumps found.
>  <118>Clearing /tmp (X related).
>  <118>Updating motd:.
>  <118>Configuring syscons: keymap blanktime.
>  <118>Starting cron.
>  <118>Starting background file system checks in 60 seconds.
>  <118>
>  <118>Wed Nov 16 18:38:39 EET 2011
>
>  Fatal trap 12: page fault while in kernel mode
>  cpuid = 0; apic id = 00
>  fault virtual address = 0x360
>  fault code = supervisor read data, page not present
>  instruction pointer = 0x20:0xffffffff8082403e
>  stack pointer        = 0x28:0xffffff8000399550
>  frame pointer        = 0x28:0xffffff8000399570
>  code segment = base 0x0, limit 0xfffff, type 0x1b
>                          = DPL 0, pres 1, long 1, def32 0, gran 1
>  processor eflags = interrupt enabled, resume, IOPL = 0
>  current process = 1058 (kldunload)
>  trap number = 12
>  panic: page fault
>  cpuid = 0
>  KDB: stack backtrace:
>  #0 0xffffffff808694ae at kdb_backtrace+0x5e
>  #1 0xffffffff80833e47 at panic+0x187
>  #2 0xffffffff80b29740 at trap_fatal+0x290
>  #3 0xffffffff80b29a89 at trap_pfault+0x1f9
>  #4 0xffffffff80b29f4f at trap+0x3df
>  #5 0xffffffff80b1447f at calltrap+0x8
>  #6 0xffffffff80824383 at _mtx_lock_flags+0x43
>  #7 0xffffffff81629247 at vnet_pf_uninit+0x47
>  #8 0xffffffff808fdc38 at vnet_deregister_sysuninit+0x58
>  #9 0xffffffff8081a18a at linker_file_unload+0x34a
>  #10 0xffffffff8081abe9 at kern_kldunload+0x139
>  #11 0xffffffff80b29030 at amd64_syscall+0x450
>  #12 0xffffffff80b14767 at Xfast_syscall+0xf7
>  Uptime: 6m15s
>  Dumping 80 out of 1005 MB:..20%..40%..60%..80%
>  ---/end of cut/---


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