kern/89070: Kernel trap
Danil Vishnevsky
danil at health.kiev.ua
Tue Nov 15 06:30:12 PST 2005
>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 at 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:
ÁtóÀátóÀá DùÆxÀ°TÀÁD0ÁD0Á DÃpÌà xxÀ°TÀÁõÀáõÀá DÃÐÈÆÀ{xÀ°TÀÁ@äÀá@äÀá DðñÆàRxÀ°TÀÁ\:Á\:Á DÃ@ÍÃPwxÀ°TÀÁø÷Áø÷Á DÃ@òÆPRxÀ°TÀÁþÁþÁ DÃ`óÆ0QxÀ°TÀÁp7Áp7Á DÃpÍà wxÀ°TÀÁPåÀáPåÀá DÃÍÃwxÀ°TÀÁH=ÁH=Á DÃòÆRxÀ°TÞÁîÀáÞÁîÀáPîà ïÃ@UxÀ`þÀÁØåÀáØåÀá DÃPÅÆ@xÀ°TÀÁ¸óÁ¸óÁ Dà òÆpRxÀ°TÀÁÕÁÕÁ DÃ0öÆ`MxÀ°TÀÁ(ëÁ(ëÁ DðóÆàPxÀ°TÀÁíÀáíÀá DÃÀòÆÐQxÀ°TÀÁT1ÁT1Á DÃ@ÓÃPqxÀ°TÀÁ<øÁ<øÁ DÃàíÃ@GxÀ°TÀÁLùÁLùÁ DÃßÃexÀ°TÀÁt3Át3Á DÃPÍÃ@wxÀ°TÀÁîÀáîÀá DÃðòÆ QxÀ°TÀÁl;Ál;Á Dà íÃUxÀ°TÀÁÜáÀáÜáÀá Dð×ÆàlxÀ°TÀÁ,×Á,×Á DÃ`íÃUxÀ°TÀÁØ
#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 = ⊤
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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