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Date:      Tue, 15 Nov 2005 14:26:00 GMT
From:      Danil Vishnevsky <danil@health.kiev.ua>
To:        freebsd-gnats-submit@FreeBSD.org
Subject:   kern/89070: Kernel trap
Message-ID:  <200511151426.jAFEQ0nG016438@www.freebsd.org>
Resent-Message-ID: <200511151430.jAFEU8KN044062@freefall.freebsd.org>

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>Number:         89070
>Category:       kern
>Synopsis:       Kernel trap
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Nov 15 14:30:08 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Danil Vishnevsky
>Release:        6.0-RELEASE
>Organization:
GUOZ
>Environment:
FreeBSD xxxx.xxxxxx.xx 6.0-RELEASE FreeBSD 6.0-RELEASE #10: Mon Nov  7 13:13:50 EET 2005     root@xxxx.xxxxxx.xx:/usr/obj/usr/src/sys/GRAY  i386
>Description:
GRAY:
options         DEVICE_POLLING

options         ALTQ
options         ALTQ_CBQ        # Class Bases Queueing
options         ALTQ_RED        # Random Early Detection
options         ALTQ_RIO        # RED In/Out
options         ALTQ_HFSC       # Hierarchical Packet Scheduler
options         ALTQ_CDNR       # Traffic conditioner
options         ALTQ_PRIQ       # Priority Queueing
options         ALTQ_NOPCC      # Required for SMP build


device          vlan                    #VLAN support (needs miibus)
device          pf                      #PF OpenBSD packet-filter firewall
device          pflog                   #logging support interface for PF
device          gre                     #IP over IP tunneling

options IPFIREWALL
options         IPFIREWALL_VERBOSE      #enable logging to syslogd(8)
options         IPFIREWALL_VERBOSE_LIMIT=300    #limit verbosity
options         IPFIREWALL_DEFAULT_TO_ACCEPT    #allow everything by default
options         IPFIREWALL_FORWARD      #packet destination changes
options         IPFIREWALL_FORWARD_EXTENDED     #all packet dest changes
options         IPDIVERT                #divert sockets
options         TCP_DROP_SYNFIN         #drop TCP packets with SYN+FIN
options         DUMMYNET
options         BRIDGE

options         NETGRAPH                # netgraph(4) system

options         NETGRAPH_BPF
options         NETGRAPH_BRIDGE
options         NETGRAPH_CISCO
options         NETGRAPH_DEVICE
options         NETGRAPH_ECHO
options         NETGRAPH_EIFACE
options         NETGRAPH_ETHER
options         NETGRAPH_FEC
#options         NETGRAPH_FRAME_RELAY
options         NETGRAPH_GIF
options         NETGRAPH_GIF_DEMUX
#options         NETGRAPH_HOLE
options         NETGRAPH_IFACE
#options         NETGRAPH_IP_INPUT
options         NETGRAPH_IPFW
options         NETGRAPH_KSOCKET
options         NETGRAPH_L2TP
options         NETGRAPH_LMI
# MPPC compression requires proprietary files (not included)
#options        NETGRAPH_MPPC_COMPRESSION
options         NETGRAPH_MPPC_ENCRYPTION
options         NETGRAPH_NETFLOW
#options         NETGRAPH_NAT
options         NETGRAPH_ONE2MANY
#options         NETGRAPH_PPP
#options         NETGRAPH_PPPOE
options         NETGRAPH_PPTPGRE
options         NETGRAPH_RFC1490
options         NETGRAPH_SOCKET
options         NETGRAPH_SPLIT
#options         NETGRAPH_SPPP
options         NETGRAPH_TCPMSS
options         NETGRAPH_TEE
#options         NETGRAPH_TTY
#options         NETGRAPH_UI
options         NETGRAPH_VJC

#options         LIBALIAS

#
# GENERIC -- Generic kernel configuration file for FreeBSD/i386
#
# For more information on this file, please read the handbook section on
# Kernel Configuration Files:
#
#    http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
#
# The handbook is also available locally in /usr/share/doc/handbook
# if you've installed the doc distribution, otherwise always see the
# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
# latest information.
#
# An exhaustive list of options and more detailed explanations of the
# device lines is also present in the ../../conf/NOTES and NOTES files.
# If you are in doubt as to the purpose or necessity of a line, check first
# in NOTES.
#
# $FreeBSD: src/sys/i386/conf/GENERIC,v 1.429.2.1 2005/07/18 12:23:41 kensmith Exp $

machine         i386
#cpu            I486_CPU
#cpu            I586_CPU
cpu             I686_CPU
ident           GRAY

# To statically compile in device wiring instead of /boot/device.hints
#hints          "GENERIC.hints"         # Default places to look for devices.

makeoptions     DEBUG=-g                # Build kernel with gdb(1) debug symbols

#options        SCHED_ULE               # ULE scheduler
options         SCHED_4BSD              # 4BSD scheduler
options         PREEMPTION              # Enable kernel thread preemption
options         INET                    # InterNETworking
#options        INET6                   # IPv6 communications protocols
options         FFS                     # Berkeley Fast Filesystem
options         SOFTUPDATES             # Enable FFS soft updates support
options         UFS_ACL                 # Support for access control lists
options         UFS_DIRHASH             # Improve performance on big directories
options         MD_ROOT                 # MD is a potential root device
#options        NFSCLIENT               # Network Filesystem Client
#options        NFSSERVER               # Network Filesystem Server
#options        NFS_ROOT                # NFS usable as /, requires NFSCLIENT
options         MSDOSFS                 # MSDOS Filesystem
options         CD9660                  # ISO 9660 Filesystem
options         PROCFS                  # Process filesystem (requires PSEUDOFS)
options         PSEUDOFS                # Pseudo-filesystem framework
options         GEOM_GPT                # GUID Partition Tables.
options         COMPAT_43               # Compatible with BSD 4.3 [KEEP THIS!]
options         COMPAT_FREEBSD4         # Compatible with FreeBSD4
options         COMPAT_FREEBSD5         # Compatible with FreeBSD5
options         SCSI_DELAY=5000         # Delay (in ms) before probing SCSI
#options        KTRACE                  # ktrace(1) support
options         SYSVSHM                 # SYSV-style shared memory
options         SYSVMSG                 # SYSV-style message queues
options         SYSVSEM                 # SYSV-style semaphores
options         _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options         KBD_INSTALL_CDEV        # install a CDEV entry in /dev
options         AHC_REG_PRETTY_PRINT    # Print register bitfields in debug
                                        # output.  Adds ~128k to driver.
options         AHD_REG_PRETTY_PRINT    # Print register bitfields in debug
                                        # output.  Adds ~215k to driver.
options         ADAPTIVE_GIANT          # Giant mutex is adaptive.

# Debugging for use in -current
#options        KDB                     # Enable kernel debugger support.
#options        DDB                     # Support DDB.
#options        GDB                     # Support remote GDB.
#options        INVARIANTS              # Enable calls of extra sanity checking
#options        INVARIANT_SUPPORT       # Extra sanity checks of internal structures, required by INVARIANTS
#options        WITNESS                 # Enable checks to detect deadlocks and cycles
#options        WITNESS_SKIPSPIN        # Don't run witness on spinlocks for speed

# To make an SMP kernel, the next two lines are needed
options         SMP                     # Symmetric MultiProcessor Kernel
device          apic                    # I/O APIC

# Bus support.  Do not remove isa, even if you have no isa slots
device          isa
device          eisa
device          pci

# Floppy drives
device          fdc

# ATA and ATAPI devices
device          ata
device          atadisk         # ATA disk drives
device          ataraid         # ATA RAID drives
device          atapicd         # ATAPI CDROM drives
device          atapifd         # ATAPI floppy drives
device          atapist         # ATAPI tape drives
options         ATA_STATIC_ID   # Static device numbering

# SCSI Controllers
device          ahb             # EISA AHA1742 family
device          ahc             # AHA2940 and onboard AIC7xxx devices
device          ahd             # AHA39320/29320 and onboard AIC79xx devices
device          amd             # AMD 53C974 (Tekram DC-390(T))
device          isp             # Qlogic family
#device         ispfw           # Firmware for QLogic HBAs- normally a module
device          mpt             # LSI-Logic MPT-Fusion
#device         ncr             # NCR/Symbios Logic
device          sym             # NCR/Symbios Logic (newer chipsets + those of `ncr')
device          trm             # Tekram DC395U/UW/F DC315U adapters

device          adv             # Advansys SCSI adapters
device          adw             # Advansys wide SCSI adapters
device          aha             # Adaptec 154x SCSI adapters
device          aic             # Adaptec 15[012]x SCSI adapters, AIC-6[23]60.
device          bt              # Buslogic/Mylex MultiMaster SCSI adapters

device          ncv             # NCR 53C500
device          nsp             # Workbit Ninja SCSI-3
device          stg             # TMC 18C30/18C50

# SCSI peripherals
device          scbus           # SCSI bus (required for SCSI)
device          ch              # SCSI media changers
device          da              # Direct Access (disks)
device          sa              # Sequential Access (tape etc)
device          cd              # CD
device          pass            # Passthrough device (direct SCSI access)
device          ses             # SCSI Environmental Services (and SAF-TE)

# RAID controllers interfaced to the SCSI subsystem
device          amr             # AMI MegaRAID
device          arcmsr          # Areca SATA II RAID
device          asr             # DPT SmartRAID V, VI and Adaptec SCSI RAID
device          ciss            # Compaq Smart RAID 5*
device          dpt             # DPT Smartcache III, IV - See NOTES for options
device          hptmv           # Highpoint RocketRAID 182x
device          iir             # Intel Integrated RAID
device          ips             # IBM (Adaptec) ServeRAID
device          mly             # Mylex AcceleRAID/eXtremeRAID
device          twa             # 3ware 9000 series PATA/SATA RAID

# RAID controllers
device          aac             # Adaptec FSA RAID
device          aacp            # SCSI passthrough for aac (requires CAM)
device          ida             # Compaq Smart RAID
device          mlx             # Mylex DAC960 family
device          pst             # Promise Supertrak SX6000
device          twe             # 3ware ATA RAID

# atkbdc0 controls both the keyboard and the PS/2 mouse
device          atkbdc          # AT keyboard controller
device          atkbd           # AT keyboard
device          psm             # PS/2 mouse

device          vga             # VGA video card driver

device          splash          # Splash screen and screen saver support

# syscons is the default console driver, resembling an SCO console
device          sc

# Enable this for the pcvt (VT220 compatible) console driver
#device         vt
#options        XSERVER         # support for X server on a vt console
#options        FAT_CURSOR      # start with block cursor

device          agp             # support several AGP chipsets

# Floating point support - do not disable.
device          npx

# Power management support (see NOTES for more options)
#device         apm
# Add suspend/resume support for the i8254.
device          pmtimer

# PCCARD (PCMCIA) support
# PCMCIA and cardbus bridge support
#device         cbb             # cardbus (yenta) bridge
#device         pccard          # PC Card (16-bit) bus
#device         cardbus         # CardBus (32-bit) bus

# Serial (COM) ports
device          sio             # 8250, 16[45]50 based serial ports

# Parallel port
device          ppc
device          ppbus           # Parallel port bus (required)
device          lpt             # Printer
device          plip            # TCP/IP over parallel
device          ppi             # Parallel port interface device
#device         vpo             # Requires scbus and da

# If you've got a "dumb" serial or parallel PCI card that is
# supported by the puc(4) glue driver, uncomment the following
# line to enable it (connects to the sio and/or ppc drivers):
#device         puc

# PCI Ethernet NICs.
device          de              # DEC/Intel DC21x4x (``Tulip'')
device          em              # Intel PRO/1000 adapter Gigabit Ethernet Card
device          ixgb            # Intel PRO/10GbE Ethernet Card
device          txp             # 3Com 3cR990 (``Typhoon'')
device          vx              # 3Com 3c590, 3c595 (``Vortex'')

# PCI Ethernet NICs that use the common MII bus controller code.
# NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
device          miibus          # MII bus support
device          bfe             # Broadcom BCM440x 10/100 Ethernet
device          bge             # Broadcom BCM570xx Gigabit Ethernet
device          dc              # DEC/Intel 21143 and various workalikes
device          fxp             # Intel EtherExpress PRO/100B (82557, 82558)
device          lge             # Level 1 LXT1001 gigabit Ethernet
device          nge             # NatSemi DP83820 gigabit Ethernet
device          nve             # nVidia nForce MCP on-board Ethernet Networking
device          pcn             # AMD Am79C97x PCI 10/100(precedence over 'lnc')
device          re              # RealTek 8139C+/8169/8169S/8110S
device          rl              # RealTek 8129/8139
device          sf              # Adaptec AIC-6915 (``Starfire'')
device          sis             # Silicon Integrated Systems SiS 900/SiS 7016
device          sk              # SysKonnect SK-984x & SK-982x gigabit Ethernet
device          ste             # Sundance ST201 (D-Link DFE-550TX)
device          ti              # Alteon Networks Tigon I/II gigabit Ethernet
device          tl              # Texas Instruments ThunderLAN
device          tx              # SMC EtherPower II (83c170 ``EPIC'')
device          vge             # VIA VT612x gigabit Ethernet
device          vr              # VIA Rhine, Rhine II
device          wb              # Winbond W89C840F
device          xl              # 3Com 3c90x (``Boomerang'', ``Cyclone'')

# ISA Ethernet NICs.  pccard NICs included.
device          cs              # Crystal Semiconductor CS89x0 NIC
# 'device ed' requires 'device miibus'
device          ed              # NE[12]000, SMC Ultra, 3c503, DS8390 cards
device          ex              # Intel EtherExpress Pro/10 and Pro/10+
device          ep              # Etherlink III based cards
device          fe              # Fujitsu MB8696x based cards
device          ie              # EtherExpress 8/16, 3C507, StarLAN 10 etc.
device          lnc             # NE2100, NE32-VL Lance Ethernet cards
device          sn              # SMC's 9000 series of Ethernet chips
device          xe              # Xircom pccard Ethernet

# ISA devices that use the old ISA shims
#device         le

# Wireless NIC cards
#device         wlan            # 802.11 support
#device         an              # Aironet 4500/4800 802.11 wireless NICs.
#device         awi             # BayStack 660 and others
#device         ral             # Ralink Technology RT2500 wireless NICs.
#device         wi              # WaveLAN/Intersil/Symbol 802.11 wireless NICs.
#device         wl              # Older non 802.11 Wavelan wireless NIC.

# Pseudo devices.
device          loop            # Network loopback
device          mem             # Memory and kernel memory devices
device          io              # I/O device
device          random          # Entropy device
device          ether           # Ethernet support
device          sl              # Kernel SLIP
device          ppp             # Kernel PPP
device          tun             # Packet tunnel.
device          pty             # Pseudo-ttys (telnet etc)
device          md              # Memory "disks"
device          gif             # IPv6 and IPv4 tunneling
#device         faith           # IPv6-to-IPv4 relaying (translation)

# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device          bpf             # Berkeley packet filter

# USB support
device          uhci            # UHCI PCI->USB interface
device          ohci            # OHCI PCI->USB interface
device          ehci            # EHCI PCI->USB interface (USB 2.0)
device          usb             # USB Bus (required)
#device         udbp            # USB Double Bulk Pipe devices
device          ugen            # Generic
device          uhid            # "Human Interface Devices"
device          ukbd            # Keyboard
device          ulpt            # Printer
device          umass           # Disks/Mass storage - Requires scbus and da
device          ums             # Mouse
#device         ural            # Ralink Technology RT2500USB wireless NICs
device          urio            # Diamond Rio 500 MP3 player
device          uscanner        # Scanners
# USB Ethernet, requires miibus
device          aue             # ADMtek USB Ethernet
device          axe             # ASIX Electronics USB Ethernet
device          cdce            # Generic USB over Ethernet
device          cue             # CATC USB Ethernet
device          kue             # Kawasaki LSI USB Ethernet
device          rue             # RealTek RTL8150 USB Ethernet

# FireWire support
#device         firewire        # FireWire bus code
#device         sbp             # SCSI over FireWire (Requires scbus and da)
#device         fwe             # Ethernet over FireWire (non-standard!)

------------------------------------------------------------------------
# kgdb /usr/obj/usr/src/sys/GRAY/kernel.debug /var/crash/vmcore.9
[GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"]
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 "i386-marcel-freebsd".

Unread portion of the kernel message buffer:
ttDÀƋxTD0D0Dp xxTD{xT@@DðRxT\:\:D@PwxTD@PRxTD`0QxTp7p7Dp wxTPPDÀwxTH=H=DÀRxTP @Ux`DP@xTD pRxTD0`MxT((DðPxTDQxTT1T1D@PqxT<<D@GxTLLDÐexTt3t3DP@wxTDƠQxTl;l;D UxTDðlxT,,D`UxT

#0  doadump () at pcpu.h:165
165     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb) bt
#0  doadump () at pcpu.h:165
#1  0xc067348b in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:399
#2  0xc067383c in panic (fmt=0xc088acf6 "%s") at /usr/src/sys/kern/kern_shutdown.c:555
#3  0xc0846768 in trap_fatal (frame=0xe6a0cab4, eva=0) at /usr/src/sys/i386/i386/trap.c:831
#4  0xc0846461 in trap_pfault (frame=0xe6a0cab4, usermode=0, eva=12) at /usr/src/sys/i386/i386/trap.c:742
#5  0xc0846047 in trap (frame=
      {tf_fs = 8, tf_es = 40, tf_ds = 40, tf_edi = 620, tf_esi = 0, tf_ebp = -425669848, tf_isp = -425669920, tf_ebx = -1010905024, tf_edx = 20, tf_ecx = 1500, tf_eax = -1013536000, tf_trapno = 12, tf_err = 0, tf_eip = -1066715911, tf_cs = 32, tf_eflags = 66054, tf_esp = -288321060, tf_ss = -1056691800}) at /usr/src/sys/i386/i386/trap.c:432
#6  0xc0831aba in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#7  0xc06b34f9 in m_copym (m=0x0, off0=1500, len=1480, wait=1) at /usr/src/sys/kern/uipc_mbuf.c:389
#8  0xc073e395 in ip_fragment (ip=0xeed091d0, m_frag=0xe6a0cbdc, mtu=-1010905024, if_hwassist_flags=0, sw_csum=3073)
    at /usr/src/sys/netinet/ip_output.c:973
#9  0xc073e000 in ip_output (m=0xc396ab00, opt=0xc38abc00, ro=0xe6a0cba8, flags=1, imo=0x0, inp=0x0)
    at /usr/src/sys/netinet/ip_output.c:802
#10 0xc073d2a1 in ip_forward (m=0xc396ab00, srcrt=0) at /usr/src/sys/netinet/ip_input.c:1840
#11 0xc073bbb9 in ip_input (m=0xc396ab00) at /usr/src/sys/netinet/ip_input.c:681
#12 0xc070228f in netisr_processqueue (ni=0xc0964858) at /usr/src/sys/net/netisr.c:236
#13 0xc07024e0 in swi_net (dummy=0x0) at /usr/src/sys/net/netisr.c:349
#14 0xc065b3a4 in ithread_loop (arg=0xc3498500) at /usr/src/sys/kern/kern_intr.c:547
#15 0xc065a147 in fork_exit (callout=0xc065b1fa <ithread_loop>, arg=0xc396ab00, frame=0xc396ab00)
    at /usr/src/sys/kern/kern_fork.c:789
#16 0xc0831b1c in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:208
(kgdb) f 8
#8  0xc073e395 in ip_fragment (ip=0xeed091d0, m_frag=0xe6a0cbdc, mtu=-1010905024, if_hwassist_flags=0, sw_csum=3073)
    at /usr/src/sys/netinet/ip_output.c:973
973                     m->m_next = m_copy(m0, off, len);
(kgdb) l
968                             len = ip->ip_len - off;
969                             m->m_flags |= M_LASTFRAG;
970                     } else
971                             mhip->ip_off |= IP_MF;
972                     mhip->ip_len = htons((u_short)(len + mhlen));
973                     m->m_next = m_copy(m0, off, len);
974                     if (m->m_next == NULL) {        /* copy failed */
975                             m_free(m);
976                             error = ENOBUFS;        /* ??? */
977                             ipstat.ips_odropped++;
(kgdb) f 7
#7  0xc06b34f9 in m_copym (m=0x0, off0=1500, len=1480, wait=1) at /usr/src/sys/kern/uipc_mbuf.c:389
389                     m = m->m_next;
(kgdb) l
384             while (off > 0) {
385                     KASSERT(m != NULL, ("m_copym, offset > size of mbuf chain"));
386                     if (off < m->m_len)
387                             break;
388                     off -= m->m_len;
389                     m = m->m_next;
390             }
391             np = &top;
392             top = 0;
393             while (len > 0) {
(kgdb) info loc
n = (struct mbuf *) 0xc3bed040
np = (struct mbuf **) 0xc07c6f80
off = 620
top = (struct mbuf *) 0xc0966080
copyhdr = 0
(kgdb) f 8
#8  0xc073e395 in ip_fragment (ip=0xeed091d0, m_frag=0xe6a0cbdc, mtu=-1010905024, if_hwassist_flags=0, sw_csum=3073)
    at /usr/src/sys/netinet/ip_output.c:973
973                     m->m_next = m_copy(m0, off, len);
(kgdb) l
968                             len = ip->ip_len - off;
969                             m->m_flags |= M_LASTFRAG;
970                     } else
971                             mhip->ip_off |= IP_MF;
972                     mhip->ip_len = htons((u_short)(len + mhlen));
973                     m->m_next = m_copy(m0, off, len);
974                     if (m->m_next == NULL) {        /* copy failed */
975                             m_free(m);
976                             error = ENOBUFS;        /* ??? */
977                             ipstat.ips_odropped++;
(kgdb) info loc
mhip = (struct ip *) 0xc3bed040
m = (struct mbuf *) 0xc3bed000
mhlen = 20
error = 0
hlen = 20
len = 1480
off = 1500
m0 = (struct mbuf *) 0xc396ab00
firstlen = 1480
mnext = (struct mbuf **) 0xc396ab04
nfrags = 1
(kgdb) 
>How-To-Repeat:
every week
>Fix:
              
>Release-Note:
>Audit-Trail:
>Unformatted:



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