Date: Wed, 21 May 2008 22:10:02 GMT From: Lev Serebryakov <lev@FreeBSD.org> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/123634: [vm] [panic] kernel panic with FreeBSD 7-STABLE Message-ID: <200805212210.m4LMA21c083872@freefall.freebsd.org>
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The following reply was made to PR kern/123634; it has been noted by GNATS.
From: Lev Serebryakov <lev@FreeBSD.org>
To: bug-followup@FreeBSD.org, j@pureftpd.org
Cc:
Subject: Re: kern/123634: [vm] [panic] kernel panic with FreeBSD 7-STABLE
Date: Thu, 22 May 2008 01:47:05 +0400
Hello, bug-followup.
Hit the same crash twice. First time was on kernel without debug
options. Second time kernel was with symbols & debug image was saved.
============================= KGDB output
Unread portion of the kernel message buffer:
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x10000010
fault code = supervisor write data, page not present
instruction pointer = 0x8:0xffffffff803bda0a
stack pointer = 0x10:0xffffffffb1d50a10
frame pointer = 0x10:0xffffff005f78f6a8
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 = 58961 (sh)
trap number = 12
panic: page fault
cpuid = 0
Uptime: 7h44m8s
GEOM_RAID5: raid5/storage: device is still open. It will be removed on last close.
Physical memory: 6069 MB
Dumping 567 MB: 552 536 520 504 488 472 456 440 424 408 392 376 360 344 328 312 296 280 264 248 232 216 200 184 168 152 136 120 104 88 72 56 40 24 8
Reading symbols from /boot/kernel/zfs.ko...Reading symbols from /boot/kernel/zfs.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/zfs.ko
Reading symbols from /boot/kernel/geom_raid5.ko...done.
Loaded symbols for /boot/kernel/geom_raid5.ko
Reading symbols from /boot/kernel/smbfs.ko...Reading symbols from /boot/kernel/smbfs.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/smbfs.ko
Reading symbols from /boot/kernel/libiconv.ko...Reading symbols from /boot/kernel/libiconv.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/libiconv.ko
Reading symbols from /boot/kernel/libmchain.ko...Reading symbols from /boot/kernel/libmchain.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/libmchain.ko
#0 doadump () at pcpu.h:194
194 __asm __volatile("movq %%gs:0,%0" : "=r" (td));
(kgdb) list *0xffffffff803bda0a
0xffffffff803bda0a is in pmap_remove_pages (/usr/src/sys/amd64/amd64/pmap.c:3037).
3032 }
3033 if (allfree) {
3034 PV_STAT(pv_entry_spare -= _NPCPV);
3035 PV_STAT(pc_chunk_count--);
3036 PV_STAT(pc_chunk_frees++);
3037 TAILQ_REMOVE(&pmap->pm_pvchunk, pc, pc_list);
3038 m = PHYS_TO_VM_PAGE(DMAP_TO_PHYS((vm_offset_t)pc));
3039 dump_drop_page(m->phys_addr);
3040 vm_page_free(m);
3041 }
(kgdb) bt
#0 doadump () at pcpu.h:194
#1 0x0000000000000004 in ?? ()
#2 0xffffffff80250a71 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418
#3 0xffffffff80250ea2 in panic (fmt=0x104 <Address 0x104 out of bounds>) at /usr/src/sys/kern/kern_shutdown.c:572
#4 0xffffffff803c81ca in trap_fatal (frame=0xffffff0006ed06a0, eva=18446742974308886736) at /usr/src/sys/amd64/amd64/trap.c:724
#5 0xffffffff803c8571 in trap_pfault (frame=0xffffffffb1d50960, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:641
#6 0xffffffff803c8e2f in trap (frame=0xffffffffb1d50960) at /usr/src/sys/amd64/amd64/trap.c:410
#7 0xffffffff803afb6e in calltrap () at /usr/src/sys/amd64/amd64/exception.S:169
#8 0xffffffff803bda0a in pmap_remove_pages (pmap=0xffffff00571d1df8) at /usr/src/sys/amd64/amd64/pmap.c:3037
#9 0xffffffff8039b246 in vmspace_exit (td=0xffffff0006ed06a0) at /usr/src/sys/vm/vm_map.c:404
#10 0xffffffff80230b34 in exit1 (td=0xffffff0006ed06a0, rv=0) at /usr/src/sys/kern/kern_exit.c:294
#11 0xffffffff80231ea6 in sys_exit (td=Variable "td" is not available.
) at /usr/src/sys/kern/kern_exit.c:98
#12 0xffffffff803c87dc in syscall (frame=0xffffffffb1d50c70) at /usr/src/sys/amd64/amd64/trap.c:852
#13 0xffffffff803afd7b in Xfast_syscall () at /usr/src/sys/amd64/amd64/exception.S:290
#14 0x000000080092e66c in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)
============================= KGDB output
============================= boot log
Copyright (c) 1992-2008 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 7.0-STABLE #0: Mon May 19 21:26:08 MSD 2008
lev@blob.home.serebryakov.spb.ru:/usr/obj/usr/src/sys/BLOB
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Core(TM)2 Duo CPU E4500 @ 2.20GHz (2200.09-MHz K8-class CPU)
Origin = "GenuineIntel" Id = 0x6fd Stepping = 13
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=0xe39d<SSE3,RSVD2,MON,DS_CPL,EST,TM2,SSSE3,CX16,xTPR,PDCM>
AMD Features=0x20100800<SYSCALL,NX,LM>
AMD Features2=0x1<LAHF>
Cores per package: 2
usable memory = 6364114944 (6069 MB)
avail memory = 6141857792 (5857 MB)
ACPI APIC Table: <A_M_I_ OEMAPIC >
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
cpu0 (BSP): APIC ID: 0
cpu1 (AP): APIC ID: 1
ioapic0 <Version 2.0> irqs 0-23 on motherboard
kbd1 at kbdmux0
acpi0: <A_M_I_ OEMXSDT> on motherboard
acpi0: [ITHREAD]
acpi0: Power Button (fixed)
acpi0: reservation of 0, a0000 (3) failed
acpi0: reservation of 100000, cfd00000 (3) failed
Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x808-0x80b on acpi0
acpi_hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
Timecounter "HPET" frequency 14318180 Hz quality 900
cpu0: <ACPI CPU> on acpi0
ACPI Warning (tbutils-0243): Incorrect checksum in table [OEMB] - 51, should be 4C [20070320]
coretemp0: <CPU On-Die Thermal Sensors> on cpu0
est0: <Enhanced SpeedStep Frequency Control> on cpu0
est0: Setting 2200 MHz
p4tcc0: <CPU Frequency Thermal Control> on cpu0
cpu1: <ACPI CPU> on acpi0
coretemp1: <CPU On-Die Thermal Sensors> on cpu1
est1: <Enhanced SpeedStep Frequency Control> on cpu1
est1: Setting 2200 MHz
p4tcc1: <CPU Frequency Thermal Control> on cpu1
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
vgapci0: <VGA-compatible display> port 0xec00-0xec07 mem 0xfea80000-0xfeafffff,0xd0000000-0xdfffffff,0xfe900000-0xfe9fffff irq 16 at device 2.0 on pci0
pci0: <simple comms> at device 3.0 (no driver attached)
em0: <Intel(R) PRO/1000 Network Connection 6.9.0> port 0xe880-0xe89f mem 0xfea40000-0xfea5ffff,0xfea7a000-0xfea7afff irq 20 at device 25.0 on pci0
em0: [FILTER]
em0: Ethernet address: 00:1e:8c:75:03:0d
uhci0: <UHCI (generic) USB controller> port 0xe400-0xe41f irq 16 at device 26.0 on pci0
uhci0: [GIANT-LOCKED]
uhci0: [ITHREAD]
usb0: <UHCI (generic) USB controller> on uhci0
usb0: USB revision 1.0
uhub0: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb0
uhub0: 2 ports with 2 removable, self powered
uhci1: <UHCI (generic) USB controller> port 0xe480-0xe49f irq 21 at device 26.1 on pci0
uhci1: [GIANT-LOCKED]
uhci1: [ITHREAD]
usb1: <UHCI (generic) USB controller> on uhci1
usb1: USB revision 1.0
uhub1: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb1
uhub1: 2 ports with 2 removable, self powered
uhci2: <UHCI (generic) USB controller> port 0xe800-0xe81f irq 18 at device 26.2 on pci0
uhci2: [GIANT-LOCKED]
uhci2: [ITHREAD]
usb2: <UHCI (generic) USB controller> on uhci2
usb2: USB revision 1.0
uhub2: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb2
uhub2: 2 ports with 2 removable, self powered
ehci0: <EHCI (generic) USB 2.0 controller> mem 0xfea7b800-0xfea7bbff irq 18 at device 26.7 on pci0
ehci0: [GIANT-LOCKED]
ehci0: [ITHREAD]
usb3: EHCI version 1.0
usb3: companion controllers, 2 ports each: usb0 usb1 usb2
usb3: <EHCI (generic) USB 2.0 controller> on ehci0
usb3: USB revision 2.0
uhub3: <Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb3
uhub3: 6 ports with 6 removable, self powered
uhci3: <UHCI (generic) USB controller> port 0xdc00-0xdc1f irq 23 at device 29.0 on pci0
uhci3: [GIANT-LOCKED]
uhci3: [ITHREAD]
usb4: <UHCI (generic) USB controller> on uhci3
usb4: USB revision 1.0
uhub4: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb4
uhub4: 2 ports with 2 removable, self powered
uhci4: <UHCI (generic) USB controller> port 0xe000-0xe01f irq 19 at device 29.1 on pci0
uhci4: [GIANT-LOCKED]
uhci4: [ITHREAD]
usb5: <UHCI (generic) USB controller> on uhci4
usb5: USB revision 1.0
uhub5: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb5
uhub5: 2 ports with 2 removable, self powered
uhci5: <UHCI (generic) USB controller> port 0xe080-0xe09f irq 18 at device 29.2 on pci0
uhci5: [GIANT-LOCKED]
uhci5: [ITHREAD]
usb6: <UHCI (generic) USB controller> on uhci5
usb6: USB revision 1.0
uhub6: <Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1> on usb6
uhub6: 2 ports with 2 removable, self powered
ehci1: <EHCI (generic) USB 2.0 controller> mem 0xfea7b400-0xfea7b7ff irq 23 at device 29.7 on pci0
ehci1: [GIANT-LOCKED]
ehci1: [ITHREAD]
usb7: EHCI version 1.0
usb7: companion controllers, 2 ports each: usb4 usb5 usb6
usb7: <EHCI (generic) USB 2.0 controller> on ehci1
usb7: USB revision 2.0
uhub7: <Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1> on usb7
uhub7: 6 ports with 6 removable, self powered
pcib1: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci1: <ACPI PCI bus> on pcib1
fwohci0: <Lucent FW322/323> mem 0xfebff000-0xfebfffff irq 20 at device 2.0 on pci1
fwohci0: [FILTER]
fwohci0: OHCI version 1.0 (ROM=1)
fwohci0: No. of Isochronous channels is 8.
fwohci0: EUI64 00:1e:8c:00:00:1a:5f:da
fwohci0: Phy 1394a available S400, 2 ports.
fwohci0: Link S400, max_rec 2048 bytes.
firewire0: <IEEE1394(FireWire) bus> on fwohci0
fwohci0: Initiate bus reset
fwohci0: BUS reset
fwohci0: node_id=0xc800ffc0, gen=1, CYCLEMASTER mode
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel AHCI controller> port 0xd800-0xd807,0xd480-0xd483,0xd400-0xd407,0xd080-0xd083,0xd000-0xd01f mem 0xfea79800-0xfea79fff irq 22 at device 31.2 on pci0
atapci0: [ITHREAD]
atapci0: AHCI Version 01.20 controller with 6 ports detected
ata2: <ATA channel 0> on atapci0
ata2: [ITHREAD]
ata3: <ATA channel 1> on atapci0
ata3: [ITHREAD]
ata4: <ATA channel 2> on atapci0
ata4: [ITHREAD]
ata5: <ATA channel 3> on atapci0
ata5: [ITHREAD]
ata6: <ATA channel 4> on atapci0
ata6: [ITHREAD]
ata7: <ATA channel 5> on atapci0
ata7: [ITHREAD]
ichsmb0: <SMBus controller> port 0x400-0x41f mem 0xfea7b000-0xfea7b0ff irq 18 at device 31.3 on pci0
ichsmb0: [GIANT-LOCKED]
ichsmb0: [ITHREAD]
smbus0: <System Management Bus> on ichsmb0
smb0: <SMBus generic I/O> on smbus0
pci0: <dasp> at device 31.6 (no driver attached)
acpi_button0: <Power Button> on acpi0
ppc0: <Parallel port> port 0x378-0x37f,0x778-0x77f irq 7 drq 3 on acpi0
ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
ppc0: FIFO with 16/16/9 bytes threshold
ppbus0: <Parallel port bus> on ppc0
ppbus0: [ITHREAD]
ppc0: [GIANT-LOCKED]
ppc0: [ITHREAD]
sio0: configured irq 4 not in bitmap of probed irqs 0
sio0: port may not be enabled
sio0: configured irq 4 not in bitmap of probed irqs 0
sio0: port may not be enabled
sio0: <16550A-compatible COM port> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0
sio0: type 16550A
sio0: [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]
orm0: <ISA Option ROM> at iomem 0xcb800-0xcc7ff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio1: configured irq 3 not in bitmap of probed irqs 0
sio1: port may not be enabled
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
WARNING: ZFS is considered to be an experimental feature in FreeBSD.
Timecounters tick every 1.000 msec
firewire0: 1 nodes, maxhop <= 0, cable IRM = 0 (me)
firewire0: bus manager 0 (me)
ad4: 305245MB <SAMSUNG HD321KJ CP100-10> at ata2-master SATA300
ad6: 476940MB <WDC WD5000AAKS-00YGA0 12.01C02> at ata3-master SATA300
ZFS filesystem version 6
ZFS storage pool version 6
ad8: 476940MB <WDC WD5000AAKS-00YGA0 12.01C02> at ata4-master SATA300
ad10: 476940MB <WDC WD5000AAKS-00YGA0 12.01C02> at ata5-master SATA300
ad12: 476940MB <WDC WD5000AAKS-00YGA0 12.01C02> at ata6-master SATA300
ad14: 476940MB <WDC WD5000AAKS-00YGA0 12.01C02> at ata7-master SATA300
SMP: AP CPU #1 Launched!
GEOM_RAID5: storage: device created (stripesize=65536).
GEOM_RAID5: storage: ad6(0): newest disk data (HOT): -1.
GEOM_RAID5: storage: ad6(0): disk attached.
GEOM_RAID5: storage: ad8(1): newest disk data (HOT): -1.
GEOM_RAID5: storage: ad8(1): disk attached.
GEOM_RAID5: storage: ad10(2): newest disk data (HOT): -1.
GEOM_RAID5: storage: ad10(2): disk attached.
GEOM_RAID5: storage: ad12(3): newest disk data (HOT): -1.
GEOM_RAID5: storage: ad12(3): disk attached.
GEOM_RAID5: storage: ad14(4): newest disk data (HOT): -1.
GEOM_RAID5: storage: ad14(4): disk attached.
GEOM_RAID5: storage: activated (need about 57MiB kmem (max)).
Trying to mount root from ufs:/dev/ad4s1a
WARNING: / was not properly dismounted
WARNING: /tmp was not properly dismounted
/tmp: mount pending error: blocks 24 files 6
WARNING: /usr was not properly dismounted
WARNING: /var was not properly dismounted
/var: mount pending error: blocks 4 files 1
WARNING: /usr/home/storage was not properly dismounted
============================= boot log
============================= KERNEL CONFIG
cpu HAMMER
ident BLOB
makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
options SCHED_ULE # ULE scheduler
options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
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 NFSLOCKD # Network Lock Manager
options PROCFS # Process filesystem (requires PSEUDOFS)
options PSEUDOFS # Pseudo-filesystem framework
options GEOM_LABEL # Provides labelization
options COMPAT_43TTY # BSD 4.3 TTY compat [KEEP THIS!]
options COMPAT_IA32 # Compatible with i386 binaries
options COMPAT_FREEBSD4 # Compatible with FreeBSD4
options COMPAT_FREEBSD5 # Compatible with FreeBSD5
options COMPAT_FREEBSD6 # Compatible with FreeBSD6
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options KTRACE # ktrace(1) support
options STACK # stack(9) 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.
options STOP_NMI # Stop CPUS using NMI instead of IPI
options AUDIT # Security event auditing
# Make an SMP-capable kernel by default
options SMP # Symmetric MultiProcessor Kernel
# CPU frequency control
device cpufreq
device coretemp
device smb
device smbus
device ichsmb
device iicbus
device iicsmb
device iic
# Bus support.
device acpi
device pci
# ATA and ATAPI devices
device ata
device atadisk # ATA disk drives
options ATA_STATIC_ID # Static device numbering
# 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
# Serial (COM) ports
device sio # 8250, 16[45]50 based serial ports
device uart # Generic UART driver
# Parallel port
device ppc
device ppbus # Parallel port bus (required)
device em # Intel PRO/1000 adapter Gigabit Ethernet Card
# Pseudo devices.
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
device tun # Packet tunnel.
device pty # Pseudo-ttys (telnet etc)
device md # Memory "disks"
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 ehci # EHCI PCI->USB interface (USB 2.0)
device usb # USB Bus (required)
# FireWire support
device firewire # FireWire bus code
============================= KERNEL CONFIG
--
// Black Lion AKA Lev Serebryakov <lev@FreeBSD.org>
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