This is known, and being looked into.
> Sorry for the free-form report, but given the nature of the issue, I don't
> have
> access to the bug reporting form.
>
> I'm running -current on x86_64. Machine was running the 12/19/2015
> snapshot. I then upgraded to the 01/05/2016 snapshot. I downloaded the
> snapshot from an http server on the subject machine. Upon rebooting after the
> upgrade, em0 is reported to have failed initialization, and no network
> connection is made.
>
> I have seen a lot of work to this driver recently, so I waited a few days and
> just upgraded with the 01/08/2016 snapshot, but the result is the same.
>
> I'm not sure if it is a coincidence, but I am also receiving a lot of bridge
> memory and memory conflict messages.
>
> If further information is needed, please let me know.
>
> dmesg:
>
> OpenBSD 5.9-beta (GENERIC) #1675: Fri Jan 8 10:35:36 MST 2016
> [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC
> RTC BIOS diagnostic error 11<memory_size>
> real mem = 8436838400 (8045MB)
> avail mem = 8177057792 (7798MB)
> mpath0 at root
> scsibus0 at mpath0: 256 targets
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 2.5 @ 0xf0450 (82 entries)
> bios0: vendor Dell Inc. version "A03" date 02/13/2010
> bios0: Dell Inc. OptiPlex 780
> acpi0 at bios0: rev 2
> acpi0: TCPA checksum error
> acpi0: sleep states S0 S1 S3 S4 S5
> acpi0: tables DSDT FACP SSDT APIC BOOT ASF! MCFG HPET TCPA ____ SLIC
> acpi0: wakeup devices VBTN(S4) PCI0(S5) PCI4(S5) PCI3(S5) PCI1(S5) PCI5(S5)
> PCI6(S5) MOU_(S3) USB0(S3) USB1(S3) USB2(S3) USB3(S3) USB4(S3) USB5(S3)
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHz, 2992.95 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,PBE,SSE3,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2
> ,SSSE3,CX16,xTPR,PDCM,SSE4.1,XSAVE,NXE,LONG,LAHF,PERF,SENSOR
> cpu0: 6MB 64b/line 16-way L2 cache
> cpu0: smt 0, core 0, package 0
> mtrr: Pentium Pro MTRR support, 7 var ranges, 88 fixed ranges
> cpu0: apic clock running at 332MHz
> cpu0: mwait min=64, max=64, C-substates=0.2.2.2.2, IBE
> cpu at mainbus0: not configured
> ioapic0 at mainbus0: apid 8 pa 0xfec00000, version 20, 24 pins
> ioapic0: misconfigured as apic 0, remapped to apid 8
> acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
> acpihpet0 at acpi0: 14318179 Hz
> bus 0
> extent `pcimem' (0x0 - 0xffffffffffffffff), flags=0
> 0x0 - 0x9ffff
> 0x100000 - 0xbfefffff
> 0xe0000000 - 0xfed1ffff
> 0xfeda0000 - 0xfeda5fff
> 0xfeda8000 - 0xff96ffff
> 0xff970800 - 0xff97bfff
> 0xff981000 - 0xffffffffffffffff
> acpiprt0 at acpi0: bus 4 (PCI4)
> acpiprt1 at acpi0: bus 2 (PCI2)
> acpiprt2 at acpi0: bus 3 (PCI3)
> acpiprt3 at acpi0: bus 1 (PCI1)
> acpiprt4 at acpi0: bus -1 (PCI5)
> acpiprt5 at acpi0: bus -1 (PCI6)
> acpiprt6 at acpi0: bus 0 (PCI0)
> acpicpu0 at acpi0: C1(1000@1 mwait.1)
> acpibtn0 at acpi0: VBTN
> cpu0: unknown Enhanced SpeedStep CPU, msr 0x0616092606000926
> cpu0: using only highest and lowest power states
> cpu0: Enhanced SpeedStep 2992 MHz: speeds: 3000, 2000 MHz
> pci0 at mainbus0 bus 0
> 0:1:0: bridge mem address conflict 0xfe900000/0x200000
> 0:3:3: mem address conflict 0xfebd8000/0x1000
> 0:25:0: mem address conflict 0xfebe0000/0x20000
> 0:25:0: mem address conflict 0xfebd9000/0x1000
> 0:26:7: mem address conflict 0xfebda000/0x400
> 0:27:0: mem address conflict 0xfebdc000/0x4000
> 0:28:0: bridge mem address conflict 0xfe800000/0x100000
> 0:28:1: bridge mem address conflict 0xfe700000/0x100000
> 0:31:3: mem address conflict 0xfebdb000/0x100
> pchb0 at pci0 dev 0 function 0 "Intel Q45 Host" rev 0x03
> ppb0 at pci0 dev 1 function 0 "Intel Q45 PCIE" rev 0x03: msi
> pci1 at ppb0 bus 1
> 1:0:0: mem address conflict 0xfe9e0000/0x20000
> 1:0:0: mem address conflict 0xfea00000/0x20000
> 1:0:1: mem address conflict 0xfe9dc000/0x4000
> radeondrm0 at pci1 dev 0 function 0 "ATI Radeon HD 5450" rev 0x00
> drm0 at radeondrm0
> radeondrm0: msi
> azalia0 at pci1 dev 0 function 1 "ATI Radeon HD 5470 Audio" rev 0x00: msi
> azalia0: no supported codecs
> "Intel Q45 HECI" rev 0x03 at pci0 dev 3 function 0 not configured
> pciide0 at pci0 dev 3 function 2 "Intel Q45 PT IDER" rev 0x03: DMA
> (unsupported), channel 0 wired to native-PCI, channel 1 wired to native-PCI
> pciide0: using apic 8 int 18 for native-PCI interrupt
> pciide0: channel 0 ignored (not responding; disabled or no drives?)
> pciide0: channel 1 ignored (not responding; disabled or no drives?)
> puc0 at pci0 dev 3 function 3 "Intel Q45 KT" rev 0x03: ports: 1 com
> com4 at puc0 port 0 apic 8 int 17: ns16550a, 16 byte fifo
> com4: probed fifo depth: 15 bytes
> em0 at pci0 dev 25 function 0 "Intel ICH10 D BM LM" rev 0x02: msi
> em0: Hardware Initialization Failed
> em0: Unable to initialize the hardware
> uhci0 at pci0 dev 26 function 0 "Intel 82801JD USB" rev 0x02: apic 8 int 16
> uhci1 at pci0 dev 26 function 1 "Intel 82801JD USB" rev 0x02: apic 8 int 17
> uhci2 at pci0 dev 26 function 2 "Intel 82801JD USB" rev 0x02: apic 8 int 22
> ehci0 at pci0 dev 26 function 7 "Intel 82801JD USB" rev 0x02: apic 8 int 22
> usb0 at ehci0: USB revision 2.0
> uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
> azalia1 at pci0 dev 27 function 0 "Intel 82801JD HD Audio" rev 0x02: msi
> ppb1 at pci0 dev 28 function 0 "Intel 82801JD PCIE" rev 0x02: msi
> pci2 at ppb1 bus 2
> ppb2 at pci0 dev 28 function 1 "Intel 82801JD PCIE" rev 0x02: msi
> pci3 at ppb2 bus 3
> uhci3 at pci0 dev 29 function 0 "Intel 82801JD USB" rev 0x02: apic 8 int 23
> uhci4 at pci0 dev 29 function 1 "Intel 82801JD USB" rev 0x02: apic 8 int 17
> uhci5 at pci0 dev 29 function 2 "Intel 82801JD USB" rev 0x02: apic 8 int 18
> ehci1 at pci0 dev 29 function 7 "Intel 82801JD USB" rev 0x02: apic 8 int 23
> 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 82801BA Hub-to-PCI" rev 0xa2
> pci4 at ppb3 bus 4
> pcib0 at pci0 dev 31 function 0 "Intel 82801JDO LPC" rev 0x02
> ahci0 at pci0 dev 31 function 2 "Intel 82801JD AHCI" rev 0x02: msi, AHCI 1.2
> ahci0: port 0: 3.0Gb/s
> ahci0: port 1: 1.5Gb/s
> ahci0: PHY offline on port 2
> scsibus1 at ahci0: 32 targets
> sd0 at scsibus1 targ 0 lun 0: <ATA, SAMSUNG HD083GJ, 1AC0> SCSI3 0/direct
> fixed
> naa.50000f000b017238
> sd0: 76293MB, 512 bytes/sector, 156250000 sectors
> cd0 at scsibus1 targ 1 lun 0: <PLDS, DVD+-RW DS-8A4S, JD12> ATAPI 5/cdrom
> removable
> ichiic0 at pci0 dev 31 function 3 "Intel 82801JD SMBus" rev 0x02: apic 8 int
> 18
> iic0 at ichiic0
> spdmem0 at iic0 addr 0x50: 4GB DDR3 SDRAM PC3-10600
> spdmem1 at iic0 addr 0x52: 4GB DDR3 SDRAM PC3-10600
> 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
> com1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
> pckbc0 at isa0 port 0x60/5 irq 1 irq 12
> pckbd0 at pckbc0 (kbd slot)
> wskbd0 at pckbd0: console keyboard
> pcppi0 at isa0 port 0x61
> spkr0 at pcppi0
> lpt0 at isa0 port 0x378/4 irq 7
> uhidev0 at uhub2 port 2 configuration 1 interface 0 "Dell Dell USB Keyboard"
> rev
> 1.10/3.07 addr 2
> uhidev0: iclass 3/1
> ukbd0 at uhidev0: 8 variable keys, 6 key codes
> wskbd1 at ukbd0 mux 1
> uhidev1 at uhub7 port 1 configuration 1 interface 0 "Logitech USB Optical
> Mouse"
> rev 2.00/54.00 addr 2
> uhidev1: iclass 3/1
> ums0 at uhidev1: 8 buttons, Z and W dir
> wsmouse0 at ums0 mux 0
> vscsi0 at root
> scsibus2 at vscsi0: 256 targets
> softraid0 at root
> scsibus3 at softraid0: 256 targets
> root on sd0a (8311448ffa412adf.a) swap on sd0b dump on sd0b
> radeondrm0: 1440x900
> wsdisplay0 at radeondrm0 mux 1: console (std, vt100 emulation), using wskbd0
> wskbd1: connecting to wsdisplay0
> wsdisplay0: screen 1-5 added (std, vt100 emulation)
>
