The other day amd64 4.6-release-ish locked up on me while starting a
bunch of programs in X.
I blindly typed in trace and got something hopefully useful:
uvm_fault(0xffffffff80c04300, 0xfffffe0019295000, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at uvm_rb_space+0x16: movq 0x40(%rdx),%rax
ddb> uvm_rb_space() at uvm_rb_space+0x16
uvm_rb_fixup() at uvm_rb_fixup+0x1b
uvm_rb_insert() at uvm_rb_insert+0x41
uvm_map_p() at uvm_map_p+0x25b
uvm_mmap() at uvm_mmap+0x11e
sys_mmap() at sys_mmap+0x1f1
syscall() at syscall+0x225
--- syscall (number 198) ---
end of kernel
end trace frame: 0x21015ccb8, count: -7
ddb> syncing disks... pid 7426 (syslogd): user write of
77...@0x209cb7000 at 97768 failed: 14
Dmesg with verbatim trace follows:
OpenBSD 4.6 (GENERIC) #2: Tue Jul 21 21:43:13 PDT 2009
[email protected]:/usr/src/sys.4.6/arch/amd64/compile/GENERIC
real mem = 1071841280 (1022MB)
avail mem = 1028063232 (980MB)
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.3 @ 0xf0520 (68 entries)
bios0: vendor American Megatrends Inc. version "1003.002" date 05/18/2004
bios0: ASUSTeK Computer Inc. K8VSEDX
acpi0 at bios0: rev 0
acpi0: tables DSDT FACP APIC OEMB
acpi0: wakeup devices PCI0(S4) PS2K(S4) PS2M(S4) UAR2(S4) UAR1(S4)
AC97(S4) USB1(S4) USB2(S4) USB3(S4) USB4(S4) EHCI(S4) PWRB(S4)
SLPB(S4)
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: AMD Athlon(tm) 64 Processor 2800+, 1802.62 MHz
cpu0:
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SSE,SSE2,NXE,MMXX,LONG,3DNOW2,3DNOW
cpu0: 64KB 64b/line 2-way I-cache, 64KB 64b/line 2-way D-cache, 512KB
64b/line 16-way L2 cache
cpu0: ITLB 32 4KB entries fully associative, 8 4MB entries fully associative
cpu0: DTLB 32 4KB entries fully associative, 8 4MB entries fully associative
cpu0: AMD errata 86, 89, 97, 104 present, BIOS upgrade may be required
cpu0: apic clock running at 200MHz
ioapic0 at mainbus0 apid 1 pa 0xfec00000, version 3, 24 pins
ioapic0: misconfigured as apic 2, remapped to apid 1
acpiprt0 at acpi0: bus 0 (PCI0)
acpicpu0 at acpi0
acpibtn0 at acpi0: PWRB
acpibtn1 at acpi0: SLPB
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 "VIA K8HTB Host" rev 0x01
agp at pchb0 not configured
ppb0 at pci0 dev 1 function 0 "VIA K8HTB AGP" rev 0x00
pci1 at ppb0 bus 1
vga1 at pci1 dev 0 function 0 "Matrox MGA G400/G450 AGP" rev 0x85
wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
"VIA VT6306 FireWire" rev 0x80 at pci0 dev 7 function 0 not configured
skc0 at pci0 dev 10 function 0 "Marvell Yukon 88E8001/8003/8010" rev
0x13, Yukon Lite rev. A3 (0x7): apic 1 int 17 (irq 10)
sk0 at skc0 port A: address 00:11:2f:...
eephy0 at sk0 phy 0: 88E1011 Gigabit PHY, rev. 5
pciide0 at pci0 dev 15 function 0 "VIA VT6420 SATA" rev 0x80: DMA
pciide0: using apic 1 int 20 (irq 10) for native-PCI interrupt
pciide1 at pci0 dev 15 function 1 "VIA VT82C571 IDE" rev 0x06: ATA133,
channel 0 configured to compatibility, channel 1 configured to
compatibility
wd0 at pciide1 channel 0 drive 0: <ST3400832A>
wd0: 16-sector PIO, LBA48, 381554MB, 781422768 sectors
wd0(pciide1:0:0): using PIO mode 4, Ultra-DMA mode 5
atapiscsi0 at pciide1 channel 1 drive 1
scsibus0 at atapiscsi0: 2 targets
cd0 at scsibus0 targ 0 lun 0: <PLEXTOR, CD-R PX-W4824A, 1.04> ATAPI
5/cdrom removable
cd0(pciide1:1:1): using PIO mode 4, Ultra-DMA mode 2
uhci0 at pci0 dev 16 function 0 "VIA VT83C572 USB" rev 0x81: apic 1
int 21 (irq 11)
uhci1 at pci0 dev 16 function 1 "VIA VT83C572 USB" rev 0x81: apic 1
int 21 (irq 11)
uhci2 at pci0 dev 16 function 2 "VIA VT83C572 USB" rev 0x81: apic 1
int 21 (irq 10)
uhci3 at pci0 dev 16 function 3 "VIA VT83C572 USB" rev 0x81: apic 1
int 21 (irq 10)
ehci0 at pci0 dev 16 function 4 "VIA VT6202 USB" rev 0x86: apic 1 int 21 (irq 5)
usb0 at ehci0: USB revision 2.0
uhub0 at usb0 "VIA EHCI root hub" rev 2.00/1.00 addr 1
viapm0 at pci0 dev 17 function 0 "VIA VT8237 ISA" rev 0x00
iic0 at viapm0
lm1 at iic0 addr 0x2f: W83791SD
iic0: addr 0x4a 00=1f 01=03 02=7f 03=07 05=30 06=c0 07=90 08=1f 09=03
0a=7f 0b=07 0d=30 0e=c0 0f=90 10=1f 11=03 12=7f 13=07 15=30 16=c0
17=90 18=1f 19=03 1a=7f 1b=07 1d=30 1e=c0 1f=90 20=1f 21=03 22=7f
23=07 25=30 26=c0 27=90 28=1f 29=03 2a=7f 2b=07 2d=30 2e=c0 2f=90
30=1f 31=03 32=7f 33=07 35=30 36=c0 37=90 38=1f 39=03 3a=7f 3b=07
3d=30 3e=c0 3f=90 40=1f 41=03 42=7f 43=07 45=30 46=c0 47=90 48=1f
49=03 4a=7f 4b=07 4d=30 4e=c0 4f=90 50=1f 51=03 52=7f 53=07 55=30
56=c0 57=90 58=1f 59=03 5a=7f 5b=07 5d=30 5e=c0 5f=90 60=1f 61=03
62=7f 63=07 65=30 66=c0 67=90 68=1f 69=03 6a=7f 6b=07 6d=30 6e=c0
6f=90 70=1f 71=03 72=7f 73=07 75=30 76=c0 77=90 78=1f 79=03 7a=7f
7b=07 7d=30 7e=c0 7f=90 80=1f 81=03 82=7f 83=07 85=30 86=c0 87=90
88=1f 89=03 8a=7f 8b=07 8d=30 8e=c0 8f=90 90=1f 91=03 92=7f 93=07
95=30 96=c0 97=90 98=1f 99=03 9a=7f 9b=07 9d=30 9e=c0 9f=90 a0=1f
a1=03 a2=7f a3=07 a5=30 a6=c0 a7=90 a8=1f a9=03 aa=7f ab=07 ad=30
ae=c0 af=90 b0=1f b1=03 b2=7f b3=07 b5=30 b6=c0 b7=90 b8=1f b9=03
ba=7f bb=07 bd=30 be=c0 bf=90 c0=1f c1=03 c2=7f c3=07 c5=30 c6=c0
c7=90 c8=1f c9=03 ca=7f cb=07 cd=30 ce=c0 cf=90 d0=1f d1=03 d2=7f
d3=07 d5=30 d6=c0 d7=90 d8=1f d9=03 da=7f db=07 dd=30 de=c0 df=90
e0=1f e1=03 e2=7f e3=07 e5=30 e6=c0 e7=90 e8=1f e9=03 ea=7f eb=07
ed=30 ee=c0 ef=90 f0=1f f1=03 f2=7f f3=07 f5=30 f6=c0 f7=90 f8=1f
f9=03 fa=7f fb=07 fd=30 fe=c0 ff=90 words 00=1fff 01=03ff 02=7fff
03=07ff 04=00ff 05=30ff 06=c0ff 07=90ff
spdmem0 at iic0 addr 0x50: 512MB DDR SDRAM non-parity PC3200CL3.0
spdmem1 at iic0 addr 0x51: 512MB DDR SDRAM non-parity PC3200CL2.5
auvia0 at pci0 dev 17 function 5 "VIA VT8233 AC97" rev 0x60: apic 1
int 22 (irq 5)
ac97: codec id 0x41445370 (Analog Devices AD1980)
ac97: codec features headphone, 20 bit DAC, No 3D Stereo
audio0 at auvia0
pchb1 at pci0 dev 24 function 0 "AMD AMD64 0Fh HyperTransport" rev 0x00
pchb2 at pci0 dev 24 function 1 "AMD AMD64 0Fh Address Map" rev 0x00
pchb3 at pci0 dev 24 function 2 "AMD AMD64 0Fh DRAM Cfg" rev 0x00
kate0 at pci0 dev 24 function 3 "AMD AMD64 0Fh Misc Cfg" rev 0x00
usb1 at uhci0: USB revision 1.0
uhub1 at usb1 "VIA UHCI root hub" rev 1.00/1.00 addr 1
usb2 at uhci1: USB revision 1.0
uhub2 at usb2 "VIA UHCI root hub" rev 1.00/1.00 addr 1
usb3 at uhci2: USB revision 1.0
uhub3 at usb3 "VIA UHCI root hub" rev 1.00/1.00 addr 1
usb4 at uhci3: USB revision 1.0
uhub4 at usb4 "VIA UHCI root hub" rev 1.00/1.00 addr 1
isa0 at mainbus0
isadma0 at isa0
com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
com1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
pckbc0 at isa0 port 0x60/5
pckbd0 at pckbc0 (kbd slot)
pckbc0: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard, using wsdisplay0
pcppi0 at isa0 port 0x61
midi0 at pcppi0: <PC speaker>
spkr0 at pcppi0
lpt0 at isa0 port 0x378/4 irq 7
wbsio0 at isa0 port 0x2e/2: W83697HF rev 0x12
lm2 at wbsio0 port 0x290/8: W83697HF
mtrr: Pentium Pro MTRR support
uhub5 at uhub0 port 3 "Standard Microsystems product 0x2502" rev
2.00/0.01 addr 2
uhub6 at uhub5 port 1 "Standard Microsystems Hub" rev 2.00/0.01 addr 3
uhidev0 at uhub6 port 1 configuration 1 interface 0 "Logitech USB
Mouse" rev 1.10/6.10 addr 4
uhidev0: iclass 3/1
ums0 at uhidev0: 3 buttons, Z dir
wsmouse0 at ums0 mux 0
umass0 at uhub5 port 2 configuration 1 interface 0 "SMSC USB2223" rev
2.00/3.60 addr 5
umass0: using SCSI over Bulk-Only
scsibus1 at umass0: 2 targets, initiator 0
sd0 at scsibus1 targ 1 lun 0: <SMSC, 223 U HS-CF, 3.60> SCSI0 0/direct removable
sd0: drive offline
sd1 at scsibus1 targ 1 lun 1: <SMSC, 223 U HS-MS, 3.60> SCSI0 0/direct removable
sd1: drive offline
sd2 at scsibus1 targ 1 lun 2: <SMSC, 223 U HS-SM, 3.60> SCSI0 0/direct removable
sd2: drive offline
sd3 at scsibus1 targ 1 lun 3: <SMSC, 223 U HS-SD/MMC, 3.60> SCSI0
0/direct removable
sd3: drive offline
softraid0 at root
root on wd0a swap on wd0b dump on wd0b
uvm_fault(0xffffffff80c04300, 0xfffffe0019295000, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at uvm_rb_space+0x16: movq 0x40(%rdx),%rax
ddb> No such command
ddb> ddb> ddb> ddb> uvm_rb_space() at uvm_rb_space+0x16
uvm_rb_fixup() at uvm_rb_fixup+0x1b
uvm_rb_insert() at uvm_rb_insert+0x41
uvm_map_p() at uvm_map_p+0x25b
uvm_mmap() at uvm_mmap+0x11e
sys_mmap() at sys_mmap+0x1f1
syscall() at syscall+0x225
--- syscall (number 198) ---
end of kernel
end trace frame: 0x21015ccb8, count: -7
0x20b7d84ca:
ddb> uvm_rb_space() at uvm_rb_space+0x16
end trace frame: 0xffff80000f7ecc10, count: 0
ddb> uvm_rb_space() at uvm_rb_space+0x16
end trace frame: 0xffff80000f7ecc10, count: 0
ddb> uvm_rb_space() at uvm_rb_space+0x16
end trace frame: 0xffff80000f7ecc10, count: 0
ddb> uvm_rb_space() at uvm_rb_space+0x16
end trace frame: 0xffff80000f7ecc10, count: 0
ddb> uvm_rb_space() at uvm_rb_space+0x16
end trace frame: 0xffff80000f7ecc10, count: 0
ddb> uvm_rb_space() at uvm_rb_space+0x16
end trace frame: 0xffff80000f7ecc10, count: 0
ddb> syncing disks... pid 7426 (syslogd): user write of
77...@0x209cb7000 at 97768 failed: 14
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