OK, I have tried 5.1p0 with the same result. Here is ifconfig
lo0: flags=8049 mtu 33200 priority: 0 groups: lo inet 127.0.0.1 netmask 0xff000000 inet6 ::1 prefixlen 128 inet6 fe80::1%lo0 prefixlen 64 scopeid 0x4 em0: flags=8802 mtu 1500 lladdr 00:1f:16:15:83:14 priority: 0 media: Ethernet autoselect (none) status: no carrier iwn0: flags=8802 mtu 1500 lladdr 00:16:eb:13:93:c6 priority: 4 groups: wlan media: IEEE802.11 autoselect status: no network ieee80211: nwid "" enc0: flags=0<> mtu 1536 priority: 0 pflog0: flags=141 mtu 33200 priority: 0 groups: pflog And here is dmesg (which includes the output of the ifconfig up command that is ran automatically at boottime): 4: 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 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 npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 rd0: fixed, 3800 blocks umass0 at uhub1 port 2 configuration 1 interface 0 "USBest Technology USB Mass Storage Device" rev 2.00/1.00 addr 2 umass0: using SCSI over Bulk-Only scsibus1 at umass0: 2 targets, initiator 0 sd1 at scsibus1 targ 1 lun 0: SCSI2 0/direct removable sd1: 983MB, 512 bytes/sec, 2015231 sec total uhub1: port 3, set config at addr 3 failed uhub1: device problem, disabling port 3 "Lenovo Computer Corp ThinkPad Bluetooth with Enhanced Data Rate II" rev 2.00/3.99 addr 2 at uhub3 port 2 not configured softraid0 at root root on rd0a swap on rd0b dump on rd0b iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware iwn0: error, 2, could not read firmware iwn-5150 iwn0: could not read firmware WARNING: /mnt/flash2 was not properly unmounted syncing disks... done rebooting... OpenBSD 4.6 (GENERIC) #58: Thu Jul 9 21:24:42 MDT 2009 dera...@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC cpu0: Intel(R) Celeron(R) M CPU 723 @ 1.20GHz ("GenuineIntel" 686-class) 1.20 GHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,TM,SBF,SSE3,MWAIT,DS-CPL,TM2,CX16,xTPR real mem = 2037694464 (1943MB) avail mem = 1961345024 (1870MB) mainbus0 at root bios0 at mainbus0: AT/286+ BIOS, date 11/10/09, BIOS32 rev. 0 @ 0xfdc80, SMBIOS rev. 2.4 @ 0xe0010 (68 entries) bios0: vendor LENOVO version "6DET61WW (3.11 )" date 11/10/2009 bios0: LENOVO 7466A17 acpi0 at bios0: rev 2 acpi0: tables DSDT FACP SSDT ECDT APIC MCFG HPET SLIC BOOT ASF! SSDT SSDT SSDT SSDT acpi0: wakeup devices LID_(S3) SLPB(S3) IGBE(S4) EXP0(S4) EXP1(S4) EXP2(S4) EXP3(S4) USB0(S3) USB3(S3) USB5(S3) EHC0(S3) EHC1(S3) HDEF(S4) acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: apic clock running at 199MHz ioapic0 at mainbus0: apid 1 pa 0xfec00000, version 20, 24 pins acpihpet0 at acpi0: 14318179 Hz acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus -1 (AGP_) acpiprt2 at acpi0: bus 2 (EXP0) acpiprt3 at acpi0: bus 3 (EXP1) acpiprt4 at acpi0: bus -1 (EXP2) acpiprt5 at acpi0: bus 5 (EXP3) acpiec0 at acpi0 acpicpu0 at acpi0: C3, C2, C1 acpipwrres0 at acpi0: PUBS acpitz0 at acpi0: critical temperature 127 degC acpitz1 at acpi0: critical temperature 104 degC acpibtn0 at acpi0: LID_ acpibtn1 at acpi0: SLPB acpibat0 at acpi0: BAT0 model "42T4647" serial 1240 type LION oem "SANYO" acpibat1 at acpi0: BAT1 not present acpiac0 at acpi0: AC unit online acpithinkpad0 at acpi0 acpidock0 at acpi0: GDCK not docked (0) bios0: ROM list: 0xc0000/0x10000! 0xd0000/0x1000 0xd1000/0x1000 0xd2000/0x1000 0xde000/0x1800! 0xe0000/0x10000 pci0 at mainbus0 bus 0: configuration mode 1 (bios) pchb0 at pci0 dev 0 function 0 "Intel GM45 Host" rev 0x07 vga1 at pci0 dev 2 function 0 "Intel GM45 Video" rev 0x07 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 0xd0000000, size 0x10000000 inteldrm0 at vga1: apic 1 int 16 (irq 11) drm0 at inteldrm0 "Intel GM45 Video" rev 0x07 at pci0 dev 2 function 1 not configured "Intel GM45 HECI" rev 0x07 at pci0 dev 3 function 0 not configured "Intel GM45 AMT SOL" rev 0x07 at pci0 dev 3 function 3 not configured em0 at pci0 dev 25 function 0 "Intel ICH9 IGP M AMT" rev 0x03: apic 1 int 20 (irq 11), address 00:1f:16:15:83:14 uhci0 at pci0 dev 26 function 0 "Intel 82801I USB" rev 0x03: apic 1 int 20 (irq 11) uhci1 at pci0 dev 26 function 1 "Intel 82801I USB" rev 0x03: apic 1 int 21 (irq 11) uhci2 at pci0 dev 26 function 2 "Intel 82801I USB" rev 0x03: apic 1 int 22 (irq 11) ehci0 at pci0 dev 26 function 7 "Intel 82801I USB" rev 0x03: apic 1 int 23 (irq 11) usb0 at ehci0: USB revision 2.0 uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1 azalia0 at pci0 dev 27 function 0 "Intel 82801I HD Audio" rev 0x03: apic 1 int 17 (irq 11) azalia0: codecs: Conexant CX20561 audio0 at azalia0 ppb0 at pci0 dev 28 function 0 "Intel 82801I PCIE" rev 0x03: apic 1 int 20 (irq 11) pci1 at ppb0 bus 2 ppb1 at pci0 dev 28 function 1 "Intel 82801I PCIE" rev 0x03: apic 1 int 21 (irq 11) pci2 at ppb1 bus 3 iwn0 at pci2 dev 0 function 0 "Intel WiFi Link 5150" rev 0x00: apic 1 int 17 (irq 11), MIMO 1T2R, ABG, address 00:16:eb:13:93:c6 ppb2 at pci0 dev 28 function 3 "Intel 82801I PCIE" rev 0x03: apic 1 int 23 (irq 11) pci3 at ppb2 bus 5 uhci3 at pci0 dev 29 function 0 "Intel 82801I USB" rev 0x03: apic 1 int 16 (irq 11) uhci4 at pci0 dev 29 function 1 "Intel 82801I USB" rev 0x03: apic 1 int 17 (irq 11) uhci5 at pci0 dev 29 function 2 "Intel 82801I USB" rev 0x03: apic 1 int 18 (irq 11) ehci1 at pci0 dev 29 function 7 "Intel 82801I USB" rev 0x03: apic 1 int 19 (irq 11) usb1 at ehci1: USB revision 2.0 uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb3 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0x93 pci4 at ppb3 bus 13 pcib0 at pci0 dev 31 function 0 "Intel 82801IEM LPC" rev 0x03 ahci0 at pci0 dev 31 function 2 "Intel 82801I AHCI" rev 0x03: apic 1 int 16 (irq 11), AHCI 1.2 scsibus0 at ahci0: 32 targets sd0 at scsibus0 targ 0 lun 0: SCSI3 0/direct fixed sd0: 152627MB, 512 bytes/sec, 312581808 sec total ichiic0 at pci0 dev 31 function 3 "Intel 82801I SMBus" rev 0x03: apic 1 int 23 (irq 11) iic0 at ichiic0 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 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 midi0 at pcppi0: spkr0 at pcppi0 aps0 at isa0 port 0x1600/31 npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 mtrr: Pentium Pro MTRR support umass0 at uhub1 port 2 configuration 1 interface 0 "USBest Technology USB Mass Storage Device" rev 2.00/1.00 addr 2 umass0: using SCSI over Bulk-Only scsibus1 at umass0: 2 targets, initiator 0 sd1 at scsibus1 targ 1 lun 0: SCSI2 0/direct removable sd1: 983MB, 512 bytes/sec, 2015231 sec total uhub1: device problem, disabling port 3 ubt0 at uhub3 port 2 "Lenovo Computer Corp ThinkPad Bluetooth with Enhanced Data Rate II" rev 2.00/3.99 addr 2 softraid0 at root root on sd0a swap on sd0b dump on sd0b sd1 detached scsibus1 detached umass0 detached umass0 at uhub5 port 2 configuration 1 interface 0 " TS256MJFLASHA" rev 1.10/1.00 addr 2 umass0: using SCSI over Bulk-Only scsibus1 at umass0: 2 targets, initiator 0 sd1 at scsibus1 targ 1 lun 0: <, TS256MJFLASHA, 1.00> SCSI2 0/direct removable sd1: 247MB, 512 bytes/sec, 506400 sec total sd1 detached scsibus1 detached umass0 detached syncing disks... done rebooting... OpenBSD 4.6 (GENERIC) #58: Thu Jul 9 21:24:42 MDT 2009 dera...@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC cpu0: Intel(R) Celeron(R) M CPU 723 @ 1.20GHz ("GenuineIntel" 686-class) 1.20 GHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,TM,SBF,SSE3,MWAIT,DS-CPL,TM2,CX16,xTPR real mem = 2037694464 (1943MB) avail mem = 1961345024 (1870MB) mainbus0 at root bios0 at mainbus0: AT/286+ BIOS, date 11/10/09, BIOS32 rev. 0 @ 0xfdc80, SMBIOS rev. 2.4 @ 0xe0010 (68 entries) bios0: vendor LENOVO version "6DET61WW (3.11 )" date 11/10/2009 bios0: LENOVO 7466A17 acpi0 at bios0: rev 2 acpi0: tables DSDT FACP SSDT ECDT APIC MCFG HPET SLIC BOOT ASF! SSDT SSDT SSDT SSDT acpi0: wakeup devices LID_(S3) SLPB(S3) IGBE(S4) EXP0(S4) EXP1(S4) EXP2(S4) EXP3(S4) USB0(S3) USB3(S3) USB5(S3) EHC0(S3) EHC1(S3) HDEF(S4) acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: apic clock running at 199MHz ioapic0 at mainbus0: apid 1 pa 0xfec00000, version 20, 24 pins acpihpet0 at acpi0: 14318179 Hz acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus -1 (AGP_) acpiprt2 at acpi0: bus 2 (EXP0) acpiprt3 at acpi0: bus 3 (EXP1) acpiprt4 at acpi0: bus -1 (EXP2) acpiprt5 at acpi0: bus 5 (EXP3) acpiec0 at acpi0 acpicpu0 at acpi0: C3, C2, C1 acpipwrres0 at acpi0: PUBS acpitz0 at acpi0: critical temperature 127 degC acpitz1 at acpi0: critical temperature 104 degC acpibtn0 at acpi0: LID_ acpibtn1 at acpi0: SLPB acpibat0 at acpi0: BAT0 model "42T4647" serial 1240 type LION oem "SANYO" acpibat1 at acpi0: BAT1 not present acpiac0 at acpi0: AC unit online acpithinkpad0 at acpi0 acpidock0 at acpi0: GDCK not docked (0) bios0: ROM list: 0xc0000/0x10000! 0xd0000/0x1000 0xd1000/0x1000 0xd2000/0x1000 0xde000/0x1800! 0xe0000/0x10000 pci0 at mainbus0 bus 0: configuration mode 1 (bios) pchb0 at pci0 dev 0 function 0 "Intel GM45 Host" rev 0x07 vga1 at pci0 dev 2 function 0 "Intel GM45 Video" rev 0x07 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 0xd0000000, size 0x10000000 inteldrm0 at vga1: apic 1 int 16 (irq 11) drm0 at inteldrm0 "Intel GM45 Video" rev 0x07 at pci0 dev 2 function 1 not configured "Intel GM45 HECI" rev 0x07 at pci0 dev 3 function 0 not configured "Intel GM45 AMT SOL" rev 0x07 at pci0 dev 3 function 3 not configured em0 at pci0 dev 25 function 0 "Intel ICH9 IGP M AMT" rev 0x03: apic 1 int 20 (irq 11), address 00:1f:16:15:83:14 uhci0 at pci0 dev 26 function 0 "Intel 82801I USB" rev 0x03: apic 1 int 20 (irq 11) uhci1 at pci0 dev 26 function 1 "Intel 82801I USB" rev 0x03: apic 1 int 21 (irq 11) uhci2 at pci0 dev 26 function 2 "Intel 82801I USB" rev 0x03: apic 1 int 22 (irq 11) ehci0 at pci0 dev 26 function 7 "Intel 82801I USB" rev 0x03: apic 1 int 23 (irq 11) usb0 at ehci0: USB revision 2.0 uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1 azalia0 at pci0 dev 27 function 0 "Intel 82801I HD Audio" rev 0x03: apic 1 int 17 (irq 11) azalia0: codecs: Conexant CX20561 audio0 at azalia0 ppb0 at pci0 dev 28 function 0 "Intel 82801I PCIE" rev 0x03: apic 1 int 20 (irq 11) pci1 at ppb0 bus 2 ppb1 at pci0 dev 28 function 1 "Intel 82801I PCIE" rev 0x03: apic 1 int 21 (irq 11) pci2 at ppb1 bus 3 iwn0 at pci2 dev 0 function 0 "Intel WiFi Link 5150" rev 0x00: apic 1 int 17 (irq 11), MIMO 1T2R, ABG, address 00:16:eb:13:93:c6 ppb2 at pci0 dev 28 function 3 "Intel 82801I PCIE" rev 0x03: apic 1 int 23 (irq 11) pci3 at ppb2 bus 5 uhci3 at pci0 dev 29 function 0 "Intel 82801I USB" rev 0x03: apic 1 int 16 (irq 11) uhci4 at pci0 dev 29 function 1 "Intel 82801I USB" rev 0x03: apic 1 int 17 (irq 11) uhci5 at pci0 dev 29 function 2 "Intel 82801I USB" rev 0x03: apic 1 int 18 (irq 11) ehci1 at pci0 dev 29 function 7 "Intel 82801I USB" rev 0x03: apic 1 int 19 (irq 11) usb1 at ehci1: USB revision 2.0 uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb3 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0x93 pci4 at ppb3 bus 13 pcib0 at pci0 dev 31 function 0 "Intel 82801IEM LPC" rev 0x03 ahci0 at pci0 dev 31 function 2 "Intel 82801I AHCI" rev 0x03: apic 1 int 16 (irq 11), AHCI 1.2 scsibus0 at ahci0: 32 targets sd0 at scsibus0 targ 0 lun 0: SCSI3 0/direct fixed sd0: 152627MB, 512 bytes/sec, 312581808 sec total ichiic0 at pci0 dev 31 function 3 "Intel 82801I SMBus" rev 0x03: apic 1 int 23 (irq 11) iic0 at ichiic0 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 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 midi0 at pcppi0: spkr0 at pcppi0 aps0 at isa0 port 0x1600/31 npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 mtrr: Pentium Pro MTRR support uhub1: device problem, disabling port 3 ubt0 at uhub3 port 2 "Lenovo Computer Corp ThinkPad Bluetooth with Enhanced Data Rate II" rev 2.00/3.99 addr 2 softraid0 at root root on sd0a swap on sd0b dump on sd0b iwn0: fatal firmware error firmware error log: error type = "SYSASSERT" (0x00000005) program counter = 0x000177E0 source line = 0x00000275 error data = 0x000000010000003F branch link = 0x0001777600017776 interrupt link = 0x000008C200000000 time = 225 driver status: tx ring 0: qid=0 cur=0 queued=0 tx ring 1: qid=1 cur=0 queued=0 tx ring 2: qid=2 cur=0 queued=0 tx ring 3: qid=3 cur=0 queued=0 tx ring 4: qid=4 cur=8 queued=0 tx ring 5: qid=5 cur=0 queued=0 tx ring 6: qid=6 cur=0 queued=0 tx ring 7: qid=7 cur=0 queued=0 tx ring 8: qid=8 cur=0 queued=0 tx ring 9: qid=9 cur=0 queued=0 tx ring 10: qid=10 cur=0 queued=0 tx ring 11: qid=11 cur=0 queued=0 tx ring 12: qid=12 cur=0 queued=0 tx ring 13: qid=13 cur=0 queued=0 tx ring 14: qid=14 cur=0 queued=0 tx ring 15: qid=15 cur=0 queued=0 tx ring 16: qid=16 cur=0 queued=0 tx ring 17: qid=17 cur=0 queued=0 tx ring 18: qid=18 cur=0 queued=0 tx ring 19: qid=19 cur=0 queued=0 rx ring: cur=8 802.11 state 0 iwn0: configure command failed iwn0: could not configure device iwn0: fatal firmware error firmware error log: error type = "SYSASSERT" (0x00000005) program counter = 0x000177E0 source line = 0x00000275 error data = 0x000000010000003F branch link = 0x0001777600017776 interrupt link = 0x000008C200000000 time = 225 driver status: tx ring 0: qid=0 cur=0 queued=0 tx ring 1: qid=1 cur=0 queued=0 tx ring 2: qid=2 cur=0 queued=0 tx ring 3: qid=3 cur=0 queued=0 tx ring 4: qid=4 cur=8 queued=0 tx ring 5: qid=5 cur=0 queued=0 tx ring 6: qid=6 cur=0 queued=0 tx ring 7: qid=7 cur=0 queued=0 tx ring 8: qid=8 cur=0 queued=0 tx ring 9: qid=9 cur=0 queued=0 tx ring 10: qid=10 cur=0 queued=0 tx ring 11: qid=11 cur=0 queued=0 tx ring 12: qid=12 cur=0 queued=0 tx ring 13: qid=13 cur=0 queued=0 tx ring 14: qid=14 cur=0 queued=0 tx ring 15: qid=15 cur=0 queued=0 tx ring 16: qid=16 cur=0 queued=0 tx ring 17: qid=17 cur=0 queued=0 tx ring 18: qid=18 cur=0 queued=0 tx ring 19: qid=19 cur=0 queued=0 rx ring: cur=8 802.11 state 0 iwn0: configure command failed iwn0: could not configure device