Date: Tue, 8 Jan 2002 13:06:22 -0800 (PST) From: Steve Watt <steve@watt.com> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/33709: VXLOCK interlock avoided coming out Message-ID: <200201082106.g08L6Mp82966@freefall.freebsd.org>
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>Number: 33709
>Category: kern
>Synopsis: VXLOCK interlock avoided coming out
>Confidential: no
>Severity: non-critical
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Tue Jan 08 13:10:01 PST 2002
>Closed-Date:
>Last-Modified:
>Originator: Steve Watt
>Release: 4.5-PRE as of 2002-Jan-04 04:43 GMT
>Organization:
Watt Consultants
>Environment:
FreeBSD wattres.Watt.COM 4.5-PRERELEASE FreeBSD 4.5-PRERELEASE #0: Thu Jan 3 22:44:39 PST 2002 root@wattres.Watt.COM:/old/usr/obj/usr/src/sys/WATTRES i386
>Description:
I tripped the VXLOCK interlock avoidance code while running a CNews expire on this system.
The mounted filesystems are an unholy mix of SCSI and ATAPI:
Filesystem 1024-blocks Used Avail Capacity Mounted on
/dev/ad0s1a 248047 54457 173747 24% /
/dev/ad0s1h 47356048 19449770 24117795 45% /home
/dev/ad0s1g 20326374 912648 17787617 5% /local
/dev/ad0s1f 2032623 672206 1197808 36% /usr
/dev/ad0s1e 2032623 297838 1572176 16% /var
procfs 4 4 0 100% /proc
/dev/da0a 31775 17929 11304 61% /old
/dev/da0g 2393778 1497898 704378 68% /old/local
/dev/da0f 1490111 1097335 273568 80% /old/usr
/dev/da0e 148703 69190 67617 51% /old/var
/dev/da1e 2384382 1510222 683410 69% /old/home
/dev/da1f 6274132 1616773 4155429 28% /news
/dev/da2c 1010689 591261 318360 65% /backup
dmesg.boot has:
Copyright (c) 1992-2002 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 4.5-PRERELEASE #0: Thu Jan 3 22:44:39 PST 2002
root@wattres.Watt.COM:/old/usr/obj/usr/src/sys/WATTRES
Timecounter "i8254" frequency 1193182 Hz
Timecounter "TSC" frequency 350797750 Hz
CPU: Pentium II/Pentium II Xeon/Celeron (350.80-MHz 686-class CPU)
Origin = "GenuineIntel" Id = 0x652 Stepping = 2
Features=0x183f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR>
real memory = 134205440 (131060K bytes)
avail memory = 126590976 (123624K bytes)
Preloaded elf kernel "kernel" at 0xc03d5000.
Pentium Pro MTRR support enabled
md0: Malloc disk
Using $PIR table, 6 entries at 0xc00f0d10
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <Intel 82443BX (440 BX) host to PCI bridge> on motherboard
pci0: <PCI bus> on pcib0
pcib1: <Intel 82443BX (440 BX) PCI-PCI (AGP) bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib1
pci1: <Matrox MGA G200 AGP graphics accelerator> at 0.0 irq 10
isab0: <Intel 82371AB PCI to ISA bridge> at device 4.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel PIIX4 ATA33 controller> port 0xd800-0xd80f at device 4.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
pci0: <Intel 82371AB/EB (PIIX4) USB controller> at 4.2 irq 10
chip1: <Intel 82371AB Power management controller> port 0xe800-0xe80f at device 4.3 on pci0
ed0: <NE2000 PCI Ethernet (ProLAN)> port 0xd000-0xd01f irq 10 at device 9.0 on pci0
ed0: address 00:20:78:12:71:34, type NE2000 (16 bit)
xl0: <3Com 3c905B-TX Fast Etherlink XL> port 0xb800-0xb87f mem 0xe1000000-0xe100007f irq 10 at device 10.0 on pci0
xl0: Ethernet address: 00:50:04:73:f9:3a
miibus0: <MII bus> on xl0
xlphy0: <3Com internal media interface> on miibus0
xlphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
ahc0: <Adaptec 2940 Ultra SCSI adapter> port 0xb400-0xb4ff mem 0xe0800000-0xe0800fff irq 10 at device 11.0 on pci0
ahc0: Illegal cable configuration!!. Only two connectors on the adapter may be used at a time!
aic7880: Ultra Wide Channel A, SCSI Id=7, 16/255 SCBs
orm0: <Option ROMs> at iomem 0xc0000-0xc7fff,0xc8000-0xcc7ff on isa0
fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
psm0: failed to get data.
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: model Generic PS/2 mouse, device ID 255
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
sio2 at port 0x3e8-0x3ef irq 5 on isa0
sio3 at port 0x2e8-0x2ef irq 9 on isa0
sio3: type 16550A
sio4 at port 0x2f0-0x2f7 irq 11 on isa0
sio4: type 16550A
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
ppc0: FIFO with 16/16/9 bytes threshold
ppbus0: IEEE1284 device found /NIBBLE
Probing for PnP devices on ppbus0:
ppbus0: <Hewlett-Packard HP LaserJet 5L/0101.03> HP ENHANCED PCL5,PJL
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
IP packet filtering initialized, divert enabled, rule-based forwarding disabled, default to deny, logging limited to 50 packets/entry by default
IPsec: Initialized Security Association Processing.
ata1-slave: identify retries exceeded
ad0: 73308MB <IBM-DTLA-307075> [148945/16/63] at ata0-master tagged UDMA33
acd0: CD-RW <SONY CD-RW CRX160E> at ata1-master using UDMA33
Waiting 5 seconds for SCSI devices to settle
sa0 at ahc0 bus 0 target 6 lun 0
sa0: <ARCHIVE Python 04687-XXX 6580> Removable Sequential Access SCSI-2 device
sa0: 7.812MB/s transfers (7.812MHz, offset 15)
da2 at ahc0 bus 0 target 5 lun 0
da2: <iomega jaz 1GB H.72> Removable Direct Access SCSI-2 device
da2: 10.000MB/s transfers (10.000MHz, offset 15)
da2: 1021MB (2091050 512 byte sectors: 64H 32S/T 1021C)
Mounting root from ufs:/dev/ad0s1a
da1 at ahc0 bus 0 target 1 lun 0
da1: <IBM DDRS-39130W S97B> Fixed Direct Access SCSI-2 device
da1: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
da1: 8715MB (17850000 512 byte sectors: 255H 63S/T 1111C)
da0 at ahc0 bus 0 target 0 lun 0
da0: <IBM DDRS-34560D DC1B> Fixed Direct Access SCSI-2 device
da0: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
da0: 4357MB (8925000 512 byte sectors: 255H 63S/T 555C)
/etc/make.conf is pretty plain:
HAVE_MOTIF=yes
MAKE_IDEA=YES
COMPAT22=yes
CFLAGS=-O -pipe
NOPROFILE=true
CPUTYPE=i686
KERNCONF=WATTRES
HAVE_GTK=yes
And the kernel config is roughly GENERIC:
#
# WATTRES -- Kernel configuration file for FreeBSD/i386 wattres.Watt.COM
#
# $FreeBSD: src/sys/i386/conf/GENERIC,v 1.246.2.37+ 2001/12/19 18:34:45 iedowse Exp $
machine i386
##cpu I386_CPU
##cpu I486_CPU
##cpu I586_CPU
cpu I686_CPU
ident WATTRES
maxusers 128
#makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols
##options MATH_EMULATE #Support for x87 emulation
##options DDB
options INET #InterNETworking
options IPSEC #IP security
options IPSEC_ESP #IP security (crypto; define w/ IPSEC)
##options INET6 #IPv6 communications protocols
options FFS #Berkeley Fast Filesystem
options FFS_ROOT #FFS usable as root device [keep this!]
options SOFTUPDATES #Enable FFS soft updates support
options UFS_DIRHASH #Improve performance on big directories
options MFS #Memory Filesystem
##options MD_ROOT #MD is a potential root device
##options NFS #Network Filesystem
##options NFS_ROOT #NFS usable as root device, NFS required
options MSDOSFS #MSDOS Filesystem
options CD9660 #ISO 9660 Filesystem
options CD9660_ROOT #CD-ROM usable as root, CD9660 required
options PROCFS #Process filesystem
options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
options SCSI_DELAY=5000 #Delay (in ms) before probing SCSI
options UCONSOLE #Allow users to grab the console
options USERCONFIG #boot -c editor
options VISUAL_USERCONFIG #visual boot -c editor
options KTRACE #ktrace(1) support
options SYSVSHM #SYSV-style shared memory
options SYSVMSG #SYSV-style message queues
options SYSVSEM #SYSV-style semaphores
options P1003_1B #Posix P1003_1B real-time extensions
options _KPOSIX_PRIORITY_SCHEDULING
options IPFIREWALL
options IPFIREWALL_VERBOSE
options IPFIREWALL_VERBOSE_LIMIT=50
options IPDIVERT
options ICMP_BANDLIM #Rate limit bad replies
options KBD_INSTALL_CDEV # install a CDEV entry in /dev
# To make an SMP kernel, the next two are needed
#options SMP # Symmetric MultiProcessor Kernel
#options APIC_IO # Symmetric (APIC) I/O
device isa
##device eisa
device pci
# Floppy drives
device fdc0 at isa? port IO_FD1 irq 6 drq 2
device fd0 at fdc0 drive 0
device fd1 at fdc0 drive 1
#
# If you have a Toshiba Libretto with its Y-E Data PCMCIA floppy,
# don't use the above line for fdc0 but the following one:
#device fdc0
# ATA and ATAPI devices
device ata0 at isa? port IO_WD1 irq 14
device ata1 at isa? port IO_WD2 irq 15
device ata
device atadisk # ATA disk 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 amd # AMD 53C974 (Tekram DC-390(T))
##device isp # Qlogic family
device ncr # NCR/Symbios Logic
device sym # NCR/Symbios Logic (newer chipsets)
options SYM_SETUP_LP_PROBE_MAP=0x40
# Allow ncr to attach legacy NCR devices when
# both sym and ncr are configured
##device adv0 at isa?
##device adw
##device bt0 at isa?
##device aha0 at isa?
##device aic0 at isa?
device ncv # NCR 53C500
device nsp # Workbit Ninja SCSI-3
device stg # TMC 18C30/18C50
# SCSI peripherals
device scbus # SCSI bus (required)
device da # Direct Access (disks)
device sa # Sequential Access (tape etc)
device cd # CD
device pass # Passthrough device (direct SCSI access)
# RAID controllers interfaced to the SCSI subsystem
device asr # DPT SmartRAID V, VI and Adaptec SCSI RAID
device dpt # DPT Smartcache - See LINT for options!
device mly # Mylex AcceleRAID/eXtremeRAID
# RAID controllers
##device aac # Adaptec FSA RAID, Dell PERC2/PERC3
##device ida # Compaq Smart RAID
##device amr # AMI MegaRAID
##device mlx # Mylex DAC960 family
##device twe # 3ware Escalade
# atkbdc0 controls both the keyboard and the PS/2 mouse
device atkbdc0 at isa? port IO_KBD
device atkbd0 at atkbdc? irq 1 flags 0x1
device psm0 at atkbdc? irq 12
device vga0 at isa?
# splash screen/screen saver
pseudo-device splash
# syscons is the default console driver, resembling an SCO console
device sc0 at isa? flags 0x100
# Enable this and PCVT_FREEBSD for pcvt vt220 compatible console driver
#device vt0 at isa?
#options XSERVER # support for X server on a vt console
#options FAT_CURSOR # start with block cursor
# If you have a ThinkPAD, uncomment this along with the rest of the PCVT lines
#options PCVT_SCANSET=2 # IBM keyboards are non-std
# Floating point support - do not disable.
device npx0 at nexus? port IO_NPX irq 13
# Power management support (see LINT for more options)
##device apm0 at nexus? disable flags 0x20 # Advanced Power Management
# PCCARD (PCMCIA) support
device card
device pcic0 at isa? irq 0 port 0x3e0 iomem 0xd0000
device pcic1 at isa? irq 0 port 0x3e2 iomem 0xd4000 disable
# Serial (COM) ports
device sio0 at isa? port IO_COM1 flags 0x10 irq 4
device sio1 at isa? port IO_COM2 irq 3
device sio2 at isa? port IO_COM3 irq 5
device sio3 at isa? port IO_COM4 irq 9
device sio4 at isa? port "0x2F0" irq 11
# Parallel port
device ppc0 at isa? irq 7
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
# PCI Ethernet NICs.
device de # DEC/Intel DC21x4x (``Tulip'')
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 dc # DEC/Intel 21143 and various workalikes
device fxp # Intel EtherExpress PRO/100B (82557, 82558)
device pcn # AMD Am79C79x PCI 10/100 NICs
device rl # RealTek 8129/8139
device sf # Adaptec AIC-6915 (``Starfire'')
device sis # Silicon Integrated Systems SiS 900/SiS 7016
device ste # Sundance ST201 (D-Link DFE-550TX)
device tl # Texas Instruments ThunderLAN
device tx # SMC 9432TX (83c170 ``EPIC'')
device vr # VIA Rhine, Rhine II
device wb # Winbond W89C840F
device wx # Intel Gigabit Ethernet Card (``Wiseman'')
device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'')
# ISA Ethernet NICs.
# 'device ed' requires 'device miibus'
device ed0 at isa? port 0x280 irq 10 iomem 0xd8000
device ex
device ep
device fe0 at isa? port 0x300
# Xircom Ethernet
device xe
# PRISM I IEEE 802.11b wireless NIC.
device awi
# WaveLAN/IEEE 802.11 wireless NICs. Note: the WaveLAN/IEEE really
# exists only as a PCMCIA device, so there is no ISA attachment needed
# and resources will always be dynamically assigned by the pccard code.
device wi
# Aironet 4500/4800 802.11 wireless NICs. Note: the declaration below will
# work for PCMCIA and PCI cards, as well as ISA cards set to ISA PnP
# mode (the factory default). If you set the switches on your ISA
# card for a manually chosen I/O address and IRQ, you must specify
# those parameters here.
device an
# The probe order of these is presently determined by i386/isa/isa_compat.c.
device ie0 at isa? port 0x300 irq 10 iomem 0xd0000
#device le0 at isa? port 0x300 irq 5 iomem 0xd0000
device lnc0 at isa? port 0x280 irq 10 drq 0
device cs0 at isa? port 0x300
device sn0 at isa? port 0x300 irq 10
# Pseudo devices - the number indicates how many units to allocate.
pseudo-device loop # Network loopback
pseudo-device ether # Ethernet support
##pseudo-device sl 1 # Kernel SLIP
pseudo-device ppp 1 # Kernel PPP
pseudo-device tun # Packet tunnel.
pseudo-device pty # Pseudo-ttys (telnet etc)
pseudo-device md # Memory "disks"
pseudo-device gif # IPv6 and IPv4 tunneling
##pseudo-device faith 1 # IPv6-to-IPv4 relaying (translation)
pseudo-device snp 3 #Snoop device - to look at pty/vty/etc..
pseudo-device vn #Vnode driver (turns a file into a device)
pseudo-device speaker #Play IBM BASIC-style noises out your speaker
# The `bpf' pseudo-device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
pseudo-device bpf #Berkeley packet filter
# USB support
##device uhci # UHCI PCI->USB interface
##device ohci # OHCI PCI->USB interface
##device usb # USB Bus (required)
##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 uscanner # Scanners
##device urio # Diamond Rio MP3 Player
# USB Ethernet, requires mii
##device aue # ADMtek USB ethernet
##device cue # CATC USB ethernet
##device kue # Kawasaki LSI USB ethernet
>How-To-Repeat:
Not sure yet.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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