Date: Mon, 3 May 2010 18:20:31 GMT From: Timur <intel@intrans.baku.az> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/146270: Divide by zero in ata driver Message-ID: <201005031820.o43IKV3q027225@www.freebsd.org> Resent-Message-ID: <201005031830.o43IU2O2061618@freefall.freebsd.org>
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>Number: 146270
>Category: kern
>Synopsis: Divide by zero in ata driver
>Confidential: no
>Severity: critical
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Mon May 03 18:30:02 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator: Timur
>Release: 8.0
>Organization:
intrans
>Environment:
FreeBSD 8.0-STABLE #0: Mon May 3 20:08:53 AZST 2010
intel@proxy1.intrans.baku.az:/usr/obj/nanobsd.pppoe/usr/src/sys/PPPOE i386
>Description:
when i try to boot freebsd from compact flash (using ide-cf convertor) it' panics
boot from same card using usb-cf cardreader is succesful
i've compiled kernel with ddebugger. bootlog & backtrace is here
Boot: 1
/boot.config: -h
Consoles: serial port
BIOS drive A: is disk0
BIOS drive C: is disk1
BIOS 638kB/1037184kB available memory
FreeBSD/i386 bootstrap loader, Revision 1.1
(intel@proxy1.intrans.baku.az, Mon May 3 18:00:16 AZST 2010)
Loading /boot/defaults/loader.conf
/boot/kernel/kernel text=0x4c55b0 data=0xb2cb4+0x618f0 syms=[0x4+0x5cef0+0x4+0x7f851]
-
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel]...
/boot/kernel/acpi.ko text=0x59188 data=0x2504+0x1948 syms=[0x4+0x9390+0x4+0xc8ef]
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2010 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 8.0-STABLE #0: Mon May 3 20:08:53 AZST 2010
intel@proxy1.intrans.baku.az:/usr/obj/nanobsd.pppoe/usr/src/sys/PPPOE i386
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Pentium(R) Dual-Core CPU E5300 @ 2.60GHz (2600.01-MHz 686-class CPU)
Origin = "GenuineIntel" Id = 0x1067a Family = 6 Model = 17 Stepping = 10
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
Features2=0x400e3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,XSAVE>
AMD Features=0x20100000<NX,LM>
AMD Features2=0x1<LAHF>
TSC: P-state invariant
real memory = 1073741824 (1024 MB)
avail memory = 1031294976 (983 MB)
ACPI APIC Table: <GBT GBTUACPI>
ioapic0: Changing APIC ID to 2
ioapic0 <Version 2.0> irqs 0-23 on motherboard
kbd1 at kbdmux0
acpi0: <GBT GBTUACPI> on motherboard
acpi0: [ITHREAD]
acpi0: Power Button (fixed)
acpi0: reservation of 0, a0000 (3) failed
acpi0: reservation of 100000, 3f4e0000 (3) failed
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
cpu0: <ACPI CPU> on acpi0
acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
Timecounter "HPET" frequency 14318180 Hz quality 900
acpi_button0: <Power Button> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
vgapci0: <VGA-compatible display> port 0xff00-0xff07 mem 0xfdf00000-0xfdf7ffff,0xd0000000-0xdfffffff,0xfdc00000-0xfdcfffff irq 16 at device 2.0 on pci0
pci0: <multimedia, HDA> at device 27.0 (no driver attached)
pcib1: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
pci1: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> irq 17 at device 28.1 on pci0
pci2: <ACPI PCI bus> on pcib2
alc0: <Atheros AR8131 PCIe Gigabit Ethernet> port 0xbf00-0xbf7f mem 0xfdec0000-0xfdefffff irq 17 at device 0.0 on pci2
alc0: 15872 Tx FIFO, 15360 Rx FIFO
alc0: Using 1 MSI message(s).
miibus0: <MII bus> on alc0
atphy0: <Atheros F1 10/100/1000 PHY> PHY 0 on miibus0
atphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT-FDX, auto
alc0: Ethernet address: 6c:f0:49:49:cb:c7
alc0: [FILTER]
uhci0: <Intel 82801G (ICH7) USB controller USB-A> port 0xfe00-0xfe1f irq 23 at device 29.0 on pci0
uhci0: [ITHREAD]
usbus0: <Intel 82801G (ICH7) USB controller USB-A> on uhci0
uhci1: <Intel 82801G (ICH7) USB controller USB-B> port 0xfd00-0xfd1f irq 19 at device 29.1 on pci0
uhci1: [ITHREAD]
usbus1: <Intel 82801G (ICH7) USB controller USB-B> on uhci1
uhci2: <Intel 82801G (ICH7) USB controller USB-C> port 0xfc00-0xfc1f irq 18 at device 29.2 on pci0
uhci2: [ITHREAD]
usbus2: <Intel 82801G (ICH7) USB controller USB-C> on uhci2
uhci3: <Intel 82801G (ICH7) USB controller USB-D> port 0xfb00-0xfb1f irq 16 at device 29.3 on pci0
uhci3: [ITHREAD]
usbus3: <Intel 82801G (ICH7) USB controller USB-D> on uhci3
ehci0: <Intel 82801GB/R (ICH7) USB 2.0 controller> mem 0xfdfff000-0xfdfff3ff irq 23 at device 29.7 on pci0
ehci0: [ITHREAD]
usbus4: EHCI version 1.0
usbus4: <Intel 82801GB/R (ICH7) USB 2.0 controller> on ehci0
pcib3: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci3: <ACPI PCI bus> on pcib3
re0: <D-Link DGE-528(T) Gigabit Ethernet Adapter> port 0xde00-0xdeff mem 0xfdbff000-0xfdbff0ff irq 20 at device 0.0 on pci3
re0: Chip rev. 0x10000000
re0: MAC rev. 0x00000000
miibus1: <MII bus> on re0
rgephy0: <RTL8169S/8110S/8211B media interface> PHY 1 on miibus1
rgephy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
re0: Ethernet address: 00:21:91:00:71:0f
re0: [FILTER]
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel ICH7 UDMA100 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xf800-0xf80f at device 31.1 on pci0
ata0: <ATA channel 0> on atapci0
ata0: [ITHREAD]
atapci1: <Intel ICH7 SATA300 controller> port 0xf700-0xf707,0xf600-0xf603,0xf500-0xf507,0xf400-0xf403,0xf300-0xf30f irq 19 at device 31.2 on pci0
atapci1: [ITHREAD]
ata2: <ATA channel 0> on atapci1
ata2: [ITHREAD]
ata3: <ATA channel 1> on atapci1
ata3: [ITHREAD]
pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
atrtc0: <AT realtime clock> port 0x70-0x73 on acpi0
fdc0: <floppy drive controller> port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on acpi0
fdc0: [FILTER]
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
atkbd0: [ITHREAD]
pmtimer0 on isa0
orm0: <ISA Option ROM> at iomem 0xcc000-0xccfff pnpid ORM0000 on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x100>
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode
ppc0: [ITHREAD]
ppbus0: <Parallel port bus> on ppc0
plip0: <PLIP network interface> on ppbus0
plip0: [ITHREAD]
lpt0: <Printer> on ppbus0
lpt0: [ITHREAD]
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
uart0: <16550 or compatible> at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
uart0: [FILTER]
uart0: console (9600,n,8,1)
est0: <Enhanced SpeedStep Frequency Control> on cpu0
est: CPU supports Enhanced Speedstep, but is not recognized.
est: cpu_vendor GenuineIntel, msr 6160d2506000925
device_attach: est0 attach returned 6
p4tcc0: <CPU Frequency Thermal Control> on cpu0
Timecounter "TSC" frequency 2600013585 Hz quality 800
Timecounters tick every 1.000 msec
usbus0: 12Mbps Full Speed USB v1.0
usbus1: 12Mbps Full Speed USB v1.0
ugen0.1: <Intel> at usbus0
uhub0: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus0
ugen1.1: <Intel> at usbus1
uhub1: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus1
usbus2: 12Mbps Full Speed USB v1.0
usbus3: 12Mbps Full Speed USB v1.0
ugen2.1: <Intel> at usbus2
uhub2: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus2
ugen3.1: <Intel> at usbus3
uhub3: <Intel UHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on usbus3
usbus4: 480Mbps High Speed USB v2.0
Fatal trap 18: integer divide fault while in kernel mode
instruction pointer = 0x20:0xc085256b
stack pointer = 0x28:0xc0c2090c
frame pointer = 0x28:0xc0c20980
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 0 (swapper)
[thread pid 0 tid 100000 ]
Stopped at __qdivrem+0x3b: divl %ecx,%eax
db> show regs
No such command
db> show reg
cs 0x20
ds 0x28
es 0xc0700028 setfflags+0xf8
fs 0x8
ss 0x28
eax 0x1
ecx 0
edx 0
ebx 0x1
esp 0xc0c2090c
ebp 0xc0c20980
esi 0
edi 0
eip 0xc085256b __qdivrem+0x3b
efl 0x90246
__qdivrem+0x3b: divl %ecx,%eax
db> bt
Tracing pid 0 tid 100000 td 0xc0991ff0
__qdivrem(0,0,0,0,c0c2099c,...) at __qdivrem+0x3b
__umoddi3(0,0,0,0,0,...) at __umoddi3+0x2d
ata_tf_write(c3f5ae58,c09d9fbc,1,c3c92e00,c3f5ae58,.) at ata_tf_write+0x301
ata_generic_command(c3f5ae58,c056761e,0,1f,1,...) at ata_generic_command+0x305
ata_begin_transaction(c3f5ae58,1,c0c20a78,c066e34d,c3f5aec4,...) at ata_begin_transaction+0x7e
ata_start(c3dabc80,0,c0885147,cd,3300,...) at ata_start+0x21b
ata_queue_request(c3f5ae58,0,101,c0adc,ef490003,...) at ata_queue_request+0x54d
ata_controlcmd(c3dd4500,ef,3,0,0,...) at ata_controlcmd+0xda
ata_setmode(c3dd4500,c0c20b3c,c04acb39,c3dd4500,c3e04c00,...) at ata_setmode+0xfa
ad_init(c3dd4500,c3dbda60,101,fffffff8,c0991ff0,...) at ad_init+0x23
ad_attach(c3dd4500,c3caa05c,c0949738,c08a43c8,80000000,...) at ad_attach+0x2c3
device_attach(c3dd4500) at device_attach+0x36f
device_probe_and_attach(c3dd4500,c3e04c00,c0c20cdc,c04908ce,c3dabc80,...) at device_probe_and_attach+0x2c
bus_generic_attach(c3dabc80,1,0,0,0,...) at bus_generic_attach+0x19
ata_identify(c3dabc80,0,0,0,0,...) at ata_identify+0x32e
ata_boot_attach(0,c0837358,c0c20d20,c0991ff0,c0c20d20,...) at ata_boot_attach+0x6f
run_interrupt_driven_config_hooks(0,c1ec00,c1ec00,c1e000,c25000,...) at run_interrupt_driven_config_hooks+0x91
mi_startup() at mi_startup+0x96
begin() at begin+0x2c
db>
------
kernel configuration is here
----
#
# 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 1.429.2.12 2006/08/08 09:49:59 yongari Exp $
machine i386
cpu I686_CPU
ident PPPOE
# 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 NO_SWAPPING
options KDB
options KDB_TRACE
options DDB
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 NFS_ROOT # NFS usable as /, requires NFSCLIENT
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 COMPAT_FREEBSD6 # Compatible with FreeBSD5
options COMPAT_FREEBSD7 # 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 ADAPTIVE_GIANT # Giant mutex is adaptive.
device apic # I/O APIC
device cpufreq
# Bus support.
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
# 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
# RAID controllers
# 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 kbdmux # keyboard multiplexer
device vga # VGA video card driver
# 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
# 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
# Serial (COM) ports
#device sio # 8250, 16[45]50 based serial ports
device uart # 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 igb # 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 ae # Attansic/Atheros L2 FastEthernet
device age # Attansic/Atheros L1 Gigabit Ethernet
device alc # Atheros AR8131/AR8132 Ethernet
device ale # Atheros AR8121/AR8113/AR8114 Ethernet
device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet
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 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 stge # Sundance/Tamarack TC9021 gigabit Ethernet
#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'')
device et # Agere ET1310 10/100/Gigabit Ethernet
device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet
device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet
device nfe # nVidia nForce MCP on-board Ethernet
device ti # Alteon Networks Tigon I/II gigabit Ethernet
# ISA Ethernet NICs. pccard NICs included.
# Wireless NIC cards
# Pseudo devices.
device loop # Network loopback
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)
device firmware # firmware assist module
# 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
# USB Ethernet, requires miibus
# FireWire support
>How-To-Repeat:
boot from cfcard using ide-cf convertor (i don't shure, may depends on cf card)
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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