On 2011-09-22, Philip Guenther <guent...@gmail.com> wrote: > 2011/9/21 johnw <johnw.m...@gmail.com>: >> Hi, i see it in dmesg >> bsdbox /bsd: pid 9648 (mlnet): user write of 4096@0x202d4000 at 5328 >> failed: 14 >> >> what is this mean? > > 14 == EFAULT. Sounds like that process (mlnet) passed a system call a > memory address for the kernel to write to (for example, to return a > socket address in accept(), or file data in read()) that wasn't > actually writable by that process, whether because it wasn't validly > mapped, was kernel memory, or was mapped but read-only. > > That's an utter guess from a single line taken out of context, so it > may be completely wrong. You provided no standard info (not even > platform? hello?), so I won't waste time looking for details.
Happens from time to time, at least on i386 and amd64: amd64:- (logs start aug 3rd; it may have happened before then) /var/log/messages:Sep 20 13:09:13 zephyr /bsd: pid 6645 (chrome): user write of 8192@0x204d24000 at 10733232 failed: 14 /var/log/messages.3.gz:Aug 18 10:05:23 zephyr /bsd: pid 7534 (chrome): user write of 368640@0x27e3a3000 at 1190417880 failed: 28 i386:- (logs start aug 11th; it may have happened before then) /var/log/messages.3.gz:Sep 9 17:35:07 zoo /bsd: pid 5799 (openssl): user write of 73728@0x23b8e000 at 42128 failed: 14 also on an i386 (alix) running something that isn't OpenBSD but is based on it (custom ramdisk kernel), included here partly to show the program name and partly to mention that it's not MP. /var/log/messages.52.gz:Sep 13 00:18:53 vpn /bsd: pid 11416 (watchdogd): user write of 64@0xcfbbdda8 at 612 failed: 14 dmesg from the amd64 here, followed by the i386 running OpenBSD: OpenBSD 5.0-current (GENERIC.MP) #65: Wed Sep 7 20:18:56 MDT 2011 dera...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP real mem = 8453160960 (8061MB) avail mem = 8214016000 (7833MB) mainbus0 at root bios0 at mainbus0: SMBIOS rev. 2.5 @ 0xdc010 (45 entries) bios0: vendor HP version "O15" date 03/12/2009 bios0: HP ProLiant ML110 G5 acpi0 at bios0: rev 2 acpi0: sleep states S0 S1 S4 S5 acpi0: tables DSDT FACP SPMI EINJ HEST BERT SSDT ERST MCFG APIC BOOT SPCR SSDT SSDT SSDT acpi0: wakeup devices USB4(S3) USB5(S3) USB7(S3) ESB2(S4) EXP1(S4) EXP2(S4) EXP3(S4) EXP4(S4) EXP5(S4) EXP6(S4) USB1(S3) USB2(S3) USB3(S3) USB6(S3) ESB1(S3) PCIB(S3) PWRB(S3) acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimcfg0 at acpi0 addr 0xf0000000, bus 0-16 acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: Intel(R) Pentium(R) Dual CPU E2160 @ 1.80GHz, 1795.74 MHz cpu0: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,EST,TM2,SSSE3,CX16,xTPR,PDCM,NXE,LONG cpu0: 1MB 64b/line 4-way L2 cache cpu0: apic clock running at 199MHz cpu1 at mainbus0: apid 1 (application processor) cpu1: Intel(R) Pentium(R) Dual CPU E2160 @ 1.80GHz, 1795.50 MHz cpu1: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,EST,TM2,SSSE3,CX16,xTPR,PDCM,NXE,LONG cpu1: 1MB 64b/line 4-way L2 cache ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 24 pins acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus 1 (PEG1) acpiprt2 at acpi0: bus -1 (PEG2) acpiprt3 at acpi0: bus 5 (EXP1) acpiprt4 at acpi0: bus -1 (EXP2) acpiprt5 at acpi0: bus -1 (EXP3) acpiprt6 at acpi0: bus -1 (EXP4) acpiprt7 at acpi0: bus 13 (EXP5) acpiprt8 at acpi0: bus 14 (EXP6) acpiprt9 at acpi0: bus 17 (PCIB) acpicpu0 at acpi0: C3, PSS acpicpu1 at acpi0: C3, PSS acpibtn0 at acpi0: PWRB ipmi at mainbus0 not configured cpu0: Enhanced SpeedStep 1795 MHz: speeds: 1800, 1200 MHz pci0 at mainbus0 bus 0 pchb0 at pci0 dev 0 function 0 "Intel 3200/3210 Host" rev 0x01 ppb0 at pci0 dev 1 function 0 "Intel 3200/3210 PCIE" rev 0x01: msi pci1 at ppb0 bus 1 uhci0 at pci0 dev 26 function 0 "Intel 82801I USB" rev 0x02: apic 2 int 16 uhci1 at pci0 dev 26 function 1 "Intel 82801I USB" rev 0x02: apic 2 int 17 uhci2 at pci0 dev 26 function 2 "Intel 82801I USB" rev 0x02: apic 2 int 18 ehci0 at pci0 dev 26 function 7 "Intel 82801I USB" rev 0x02: apic 2 int 18 usb0 at ehci0: USB revision 2.0 uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb1 at pci0 dev 28 function 0 "Intel 82801I PCIE" rev 0x02: msi pci2 at ppb1 bus 5 em0 at pci2 dev 0 function 0 "Intel PRO/1000 PT (82572EI)" rev 0x06: msi, address 00:1b:21:2d:f7:0c ppb2 at pci0 dev 28 function 4 "Intel 82801I PCIE" rev 0x02: msi pci3 at ppb2 bus 13 "Matrox MGA G200e (ServerEngines)" rev 0x02 at pci3 dev 0 function 0 not configured ppb3 at pci0 dev 28 function 5 "Intel 82801I PCIE" rev 0x02: msi pci4 at ppb3 bus 14 bge0 at pci4 dev 0 function 0 "Broadcom BCM5722" rev 0x00, BCM5755 C0 (0xa200): apic 2 int 17, address 00:26:55:03:71:76 brgphy0 at bge0 phy 1: BCM5722 10/100/1000baseT PHY, rev. 0 uhci3 at pci0 dev 29 function 0 "Intel 82801I USB" rev 0x02: apic 2 int 16 uhci4 at pci0 dev 29 function 1 "Intel 82801I USB" rev 0x02: apic 2 int 17 uhci5 at pci0 dev 29 function 2 "Intel 82801I USB" rev 0x02: apic 2 int 18 ehci1 at pci0 dev 29 function 7 "Intel 82801I USB" rev 0x02: apic 2 int 16 usb1 at ehci1: USB revision 2.0 uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb4 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0x92 pci5 at ppb4 bus 17 vga1 at pci5 dev 1 function 0 "ATI Radeon 9000" rev 0x01 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) radeondrm0 at vga1: couldn't map interrupt pcib0 at pci0 dev 31 function 0 "Intel 82801IR LPC" rev 0x02 pciide0 at pci0 dev 31 function 2 "Intel 82801I SATA" rev 0x02: DMA, channel 0 configured to native-PCI, channel 1 configured to native-PCI pciide0: using apic 2 int 17 for native-PCI interrupt wd0 at pciide0 channel 0 drive 0: <ST9320320AS> wd0: 16-sector PIO, LBA48, 305245MB, 625142448 sectors wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 6 wd1 at pciide0 channel 1 drive 0: <GB0250C8045> wd1: 16-sector PIO, LBA48, 238475MB, 488397168 sectors wd1(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 6 ichiic0 at pci0 dev 31 function 3 "Intel 82801I SMBus" rev 0x02: apic 2 int 17 iic0 at ichiic0 spdmem0 at iic0 addr 0x50: 2GB DDR2 SDRAM ECC PC2-6400CL5 spdmem1 at iic0 addr 0x51: 2GB DDR2 SDRAM ECC PC2-6400CL5 spdmem2 at iic0 addr 0x52: 2GB DDR2 SDRAM ECC PC2-6400CL5 spdmem3 at iic0 addr 0x53: 2GB DDR2 SDRAM ECC PC2-6400CL5 pciide1 at pci0 dev 31 function 5 "Intel 82801I SATA" rev 0x02: DMA, channel 0 wired to native-PCI, channel 1 wired to native-PCI pciide1: using apic 2 int 18 for native-PCI interrupt atapiscsi0 at pciide1 channel 1 drive 0 scsibus0 at atapiscsi0: 2 targets cd0 at scsibus0 targ 0 lun 0: <HL-DT-ST, DVD-RAM GH15L, FA01> ATAPI 5/cdrom removable cd0(pciide1:1:0): using PIO mode 4, Ultra-DMA mode 5 usb2 at uhci0: USB revision 1.0 uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb3 at uhci1: USB revision 1.0 uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb4 at uhci2: USB revision 1.0 uhub4 at usb4 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb5 at uhci3: USB revision 1.0 uhub5 at usb5 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb6 at uhci4: USB revision 1.0 uhub6 at usb6 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb7 at uhci5: USB revision 1.0 uhub7 at usb7 "Intel UHCI root hub" rev 1.00/1.00 addr 1 isa0 at pcib0 isadma0 at isa0 com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo com0: console pckbc0 at isa0 port 0x60/5 pcppi0 at isa0 port 0x61 spkr0 at pcppi0 mtrr: Pentium Pro MTRR support uhub8 at uhub0 port 1 "Genesys Logic USB2.0 Hub" rev 2.00/77.64 addr 2 uplcom0 at uhub8 port 2 "Prolific Technology Inc. USB-Serial Controller" rev 1.10/3.00 addr 3 ucom0 at uplcom0 uhub9 at uhub8 port 4 "Genesys Logic USB2.0 Hub" rev 2.00/77.64 addr 4 uhidev0 at uhub9 port 2 configuration 1 interface 0 "Ten X Technology, Inc. TEMPer sensor" rev 1.10/1.50 addr 5 uhidev0: iclass 3/1 uthum0 at uhidev0 uhidev1 at uhub9 port 2 configuration 1 interface 1 "Ten X Technology, Inc. TEMPer sensor" rev 1.10/1.50 addr 5 uhidev1: iclass 3/0 uthum1 at uhidev1 uthum1: type ds75/12bit (temperature), calibration offset -1.0 degC uthum1: type NTC (temperature), calibration offset 1.0 degC uhub10 at uhub2 port 2 "Chicony Generic USB Hub" rev 1.10/1.00 addr 2 uhidev2 at uhub10 port 1 configuration 1 interface 0 "Chicony PFU-65 USB Keyboard" rev 1.10/1.00 addr 3 uhidev2: iclass 3/1 ukbd0 at uhidev2: 8 modifier keys, 6 key codes wskbd0 at ukbd0: console keyboard, using wsdisplay0 uhidev3 at uhub5 port 2 configuration 1 interface 0 "ServerEngines SE USB Device" rev 1.10/0.01 addr 2 uhidev3: iclass 3/1 ukbd1 at uhidev3: 8 modifier keys, 6 key codes wskbd1 at ukbd1 mux 1 wskbd1: connecting to wsdisplay0 uhidev4 at uhub5 port 2 configuration 1 interface 1 "ServerEngines SE USB Device" rev 1.10/0.01 addr 2 uhidev4: iclass 3/1 ums0 at uhidev4: 8 buttons, Z dir wsmouse0 at ums0 mux 0 uhidev5 at uhub7 port 1 configuration 1 interface 0 "WACOM CTE-430-UV3.1-4" rev 1.10/3.14 addr 2 uhidev5: iclass 3/1, 3 report ids ums1 at uhidev5 reportid 1: 3 buttons, Z dir wsmouse1 at ums1 mux 0 uhid0 at uhidev5 reportid 2: input=7, output=0, feature=2 uhid1 at uhidev5 reportid 3: input=0, output=0, feature=2 uaudio0 at uhub7 port 2 configuration 1 interface 0 "EDIROL UA-1EX" rev 1.10/1.00 addr 3 uaudio0: audio rev 1.00, 0 mixer controls audio0 at uaudio0 vscsi0 at root scsibus1 at vscsi0: 256 targets softraid0 at root scsibus2 at softraid0: 256 targets root on wd0a swap on wd0b dump on wd0b uthum0 detached uhidev0 detached uthum1 detached uhidev1 detached uhidev0 at uhub3 port 2 configuration 1 interface 0 "Ten X Technology, Inc. TEMPer sensor" rev 1.10/1.50 addr 2 uhidev0: iclass 3/1 uthum0 at uhidev0 uhidev1 at uhub3 port 2 configuration 1 interface 1 "Ten X Technology, Inc. TEMPer sensor" rev 1.10/1.50 addr 2 uhidev1: iclass 3/0 uthum1 at uhidev1 uthum1: type ds75/12bit (temperature), calibration offset -1.0 degC uthum1: type NTC (temperature), calibration offset 1.0 degC OpenBSD 5.0 (GENERIC.MP) #44: Mon Aug 8 15:02:49 MDT 2011 dera...@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC.MP RTC BIOS diagnostic error 80<clock_battery> cpu0: Intel(R) Atom(TM) CPU N270 @ 1.60GHz ("GenuineIntel" 686-class) 1.60 GHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,EST,TM2,SSSE3,xTPR,PDCM,MOVBE real mem = 1597001728 (1523MB) avail mem = 1560805376 (1488MB) mainbus0 at root bios0 at mainbus0: AT/286+ BIOS, date 10/06/08, SMBIOS rev. 2.4 @ 0xe8e70 (32 entries) bios0: vendor Acer version "v0.3309" date 10/06/2008 bios0: Acer AOA150 acpi0 at bios0: rev 2 acpi0: sleep states S0 S3 S4 S5 acpi0: tables DSDT FACP SSDT HPET APIC MCFG ASF! SLIC BOOT acpi0: wakeup devices P32_(S4) UHC1(S3) UHC2(S3) UHC3(S3) UHC4(S3) ECHI(S3) EXP1(S4) EXP2(S4) EXP3(S4) EXP4(S4) AZAL(S0) MODM(S0) acpitimer0 at acpi0: 3579545 Hz, 24 bits acpihpet0 at acpi0: 14318179 Hz acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: apic clock running at 133MHz cpu1 at mainbus0: apid 1 (application processor) cpu1: Intel(R) Atom(TM) CPU N270 @ 1.60GHz ("GenuineIntel" 686-class) 1.60 GHz cpu1: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,EST,TM2,SSSE3,xTPR,PDCM,MOVBE ioapic0 at mainbus0: apid 4 pa 0xfec00000, version 20, 24 pins ioapic0: misconfigured as apic 0, remapped to apid 4 acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255 acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus 5 (P32_) acpiprt2 at acpi0: bus 1 (EXP1) acpiprt3 at acpi0: bus 2 (EXP2) acpiprt4 at acpi0: bus 3 (EXP3) acpiprt5 at acpi0: bus 4 (EXP4) acpiec0 at acpi0 acpicpu0 at acpi0: C3, C2, C1, PSS acpicpu1 at acpi0: C3, C2, C1, PSS acpibtn0 at acpi0: PWRB acpibtn1 at acpi0: LID0 acpibtn2 at acpi0: SLPB acpibat0 at acpi0: BAT1 not present acpiac0 at acpi0: AC unit online acpivideo0 at acpi0: OVGA bios0: ROM list: 0xc0000/0xec00! 0xcf000/0x1000 cpu0: Enhanced SpeedStep 1597 MHz: speeds: 1600, 1333, 1066, 800 MHz pci0 at mainbus0 bus 0: configuration mode 1 (bios) pchb0 at pci0 dev 0 function 0 "Intel 82945GME Host" rev 0x03 vga1 at pci0 dev 2 function 0 "Intel 82945GME Video" rev 0x03 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) intagp0 at vga1 agp0 at intagp0: aperture at 0x60000000, size 0x10000000 inteldrm0 at vga1: apic 4 int 16 drm0 at inteldrm0 "Intel 82945GM Video" rev 0x03 at pci0 dev 2 function 1 not configured azalia0 at pci0 dev 27 function 0 "Intel 82801GB HD Audio" rev 0x02: msi azalia0: codecs: Realtek ALC268 audio0 at azalia0 ppb0 at pci0 dev 28 function 0 "Intel 82801GB PCIE" rev 0x02: apic 4 int 16 pci1 at ppb0 bus 1 ppb1 at pci0 dev 28 function 1 "Intel 82801GB PCIE" rev 0x02: apic 4 int 17 pci2 at ppb1 bus 2 re0 at pci2 dev 0 function 0 "Realtek 8101E" rev 0x02: RTL8102EL (0x2480), apic 4 int 17, address 00:23:8b:43:96:e6 rlphy0 at re0 phy 7: RTL8201L 10/100 PHY, rev. 1 ppb2 at pci0 dev 28 function 2 "Intel 82801GB PCIE" rev 0x02: apic 4 int 18 pci3 at ppb2 bus 3 ral0 at pci3 dev 0 function 0 "Ralink RT2790" rev 0x00: apic 4 int 18, address 00:22:43:14:9b:35 ral0: MAC/BBP RT2872 (rev 0x0200), RF RT2720 (MIMO 1T2R) ppb3 at pci0 dev 28 function 3 "Intel 82801GB PCIE" rev 0x02: apic 4 int 19 pci4 at ppb3 bus 4 "JMicron SD/MMC" rev 0x00 at pci4 dev 0 function 0 not configured sdhc0 at pci4 dev 0 function 2 "JMicron SD Host Controller" rev 0x00: apic 4 int 19 sdmmc0 at sdhc0 "JMicron Memory Stick" rev 0x00 at pci4 dev 0 function 3 not configured "JMicron xD" rev 0x00 at pci4 dev 0 function 4 not configured uhci0 at pci0 dev 29 function 0 "Intel 82801GB USB" rev 0x02: apic 4 int 16 uhci1 at pci0 dev 29 function 1 "Intel 82801GB USB" rev 0x02: apic 4 int 17 uhci2 at pci0 dev 29 function 2 "Intel 82801GB USB" rev 0x02: apic 4 int 18 uhci3 at pci0 dev 29 function 3 "Intel 82801GB USB" rev 0x02: apic 4 int 19 ehci0 at pci0 dev 29 function 7 "Intel 82801GB USB" rev 0x02: apic 4 int 16 usb0 at ehci0: USB revision 2.0 uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb4 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0xe2 pci5 at ppb4 bus 5 ichpcib0 at pci0 dev 31 function 0 "Intel 82801GBM LPC" rev 0x02: PM disabled pciide0 at pci0 dev 31 function 2 "Intel 82801GBM SATA" rev 0x02: DMA, channel 0 wired to compatibility, channel 1 wired to compatibility wd0 at pciide0 channel 0 drive 0: <SAMSUNG MMCRE64G5MXP-0VB> wd0: 16-sector PIO, LBA48, 61057MB, 125045424 sectors wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5 ichiic0 at pci0 dev 31 function 3 "Intel 82801GB SMBus" rev 0x02: apic 4 int 17 iic0 at ichiic0 spdmem0 at iic0 addr 0x51: 1GB DDR2 SDRAM non-parity PC2-6400CL5 SO-DIMM usb1 at uhci0: USB revision 1.0 uhub1 at usb1 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb2 at uhci1: USB revision 1.0 uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb3 at uhci2: USB revision 1.0 uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb4 at uhci3: USB revision 1.0 uhub4 at usb4 "Intel UHCI root hub" rev 1.00/1.00 addr 1 isa0 at ichpcib0 isadma0 at isa0 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 pms0 at pckbc0 (aux slot) pckbc0: using irq 12 for aux slot wsmouse0 at pms0 mux 0 pcppi0 at isa0 port 0x61 spkr0 at pcppi0 npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 mtrr: Pentium Pro MTRR support uvideo0 at uhub0 port 5 configuration 1 interface 0 "Sonix Technology Co., Ltd. USB 2.0 Camera" rev 2.00/1.00 addr 2 video0 at uvideo0 umodem0 at uhub0 port 6 configuration 1 interface 1 "Dell Dell Wireless 5530 HSPA Mobile Broadband Minicard Device" rev 2.00/0.00 addr 3 umodem0: data interface 2, has CM over data, has break umodem0: status change notification available ucom0 at umodem0 umodem1 at uhub0 port 6 configuration 1 interface 3 "Dell Dell Wireless 5530 HSPA Mobile Broadband Minicard Device" rev 2.00/0.00 addr 3 umodem1: data interface 4, has CM over data, has break umodem1: status change notification available ucom1 at umodem1 umodem2 at uhub0 port 6 configuration 1 interface 9 "Dell Dell Wireless 5530 HSPA Mobile Broadband Minicard Device" rev 2.00/0.00 addr 3 umodem2: data interface 12, has CM over data, has break umodem2: no data interface ugen0 at uhub0 port 6 configuration 1 "Dell Dell Wireless 5530 HSPA Mobile Broadband Minicard Device" rev 2.00/0.00 addr 3 vscsi0 at root scsibus0 at vscsi0: 256 targets softraid0 at root scsibus1 at softraid0: 256 targets root on wd0a (ede794ca244b719e.a) swap on wd0b dump on wd0b