Hi misc@,

I've been running the latest -current for a few days and facing an
issue with USB and sleep/wake up process. 

When I boot with some USB device plugged in, I have no problem.
However, if I disconnect, I see it in the dmesg. If I connect it again,
there is no dmesg message and the device becomes unusable.

This isn't a new issue, but I used to solve this putting the box to
sleep and waking it up soon after. The problem is that, with the latest
-current, I can't put it to sleep. It seems to begin the process, makes
some movement, but returns with a blank screen, and I need to cold
reboot. 

It used to work just fine with 5.1.

Any ideas?
Thank you.

OpenBSD 5.2-current (GENERIC.MP) #35: Tue Oct  2 14:25:50 MDT 2012
    t...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP
real mem = 3184132096 (3036MB)
avail mem = 3076956160 (2934MB)
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.5 @ 0xfc480 (33 entries)
bios0: vendor American Megatrends Inc. version "200.T02" date 10/26/2010
bios0: POSITIVO POSITIVO MOBILE
acpi0 at bios0: rev 2
acpi0: sleep states S0 S3 S4 S5
acpi0: tables DSDT FACP APIC MCFG SLIC ECDT DBGP BOOT OEMB HPET GSCI ATKG SSDT
acpi0: wakeup devices USB0(S3) USB1(S3) USB2(S3) USB5(S3) EUSB(S3) USB3(S3) 
USB4(S3) USB6(S3) USBE(S3) HDAC(S3) P0P1(S4) P0P2(S3) P0P3(S3) WLAN(S3) 
P0P4(S3) P0P7(S4) GLAN(S4) P0P8(S3) 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: Pentium(R) Dual-Core CPU T4500 @ 2.30GHz, 3220.54 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,EST,TM2,SSSE3,CX16,xTPR,PDCM,XSAVE,NXE,LONG,LAHF
cpu0: 1MB 64b/line 4-way L2 cache
cpu0: apic clock running at 200MHz
cpu1 at mainbus0: apid 1 (application processor)
cpu1: Pentium(R) Dual-Core CPU T4500 @ 2.30GHz, 2300.08 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,PBE,SSE3,DTES64,MWAIT,DS-CPL,EST,TM2,SSSE3,CX16,xTPR,PDCM,XSAVE,NXE,LONG,LAHF
cpu1: 1MB 64b/line 4-way L2 cache
ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 24 pins
acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
acpiec0 at acpi0
acpihpet0 at acpi0: 14318179 Hz
acpi0: unable to load \\_SB_.PCI0._INI.USBT
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus -1 (P0P1)
acpiprt2 at acpi0: bus 1 (P0P2)
acpiprt3 at acpi0: bus 2 (P0P3)
acpiprt4 at acpi0: bus 3 (P0P4)
acpiprt5 at acpi0: bus 5 (P0P7)
acpicpu0 at acpi0: C2, C1, PSS
acpicpu1 at acpi0: C2, C1, PSS
acpitz0 at acpi0: critical temperature is 110 degC
acpiac0 at acpi0: AC unit in unknown state
acpibat0 at acpi0: BAT0 not present
acpiasus at acpi0 not configured
acpibtn0 at acpi0: SLPB
acpibtn1 at acpi0: LID_
cpu0: Enhanced SpeedStep 3220 MHz: speeds: 2300, 1600, 1200 MHz
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 "Intel GM45 Host" rev 0x09
vga1 at pci0 dev 2 function 0 "Intel GM45 Video" rev 0x09
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 2 int 16
drm0 at inteldrm0
"Intel GM45 Video" rev 0x09 at pci0 dev 2 function 1 not configured
uhci0 at pci0 dev 26 function 0 "Intel 82801I USB" rev 0x03: apic 2 int 16
uhci1 at pci0 dev 26 function 1 "Intel 82801I USB" rev 0x03: apic 2 int 17
uhci2 at pci0 dev 26 function 2 "Intel 82801I USB" rev 0x03: apic 2 int 19
ehci0 at pci0 dev 26 function 7 "Intel 82801I USB" rev 0x03: 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
azalia0 at pci0 dev 27 function 0 "Intel 82801I HD Audio" rev 0x03: msi
azalia0: codecs: Realtek ALC269, Intel/0x2802, using Realtek ALC269
audio0 at azalia0
ppb0 at pci0 dev 28 function 0 "Intel 82801I PCIE" rev 0x03: msi
pci1 at ppb0 bus 1
ppb1 at pci0 dev 28 function 1 "Intel 82801I PCIE" rev 0x03: msi
pci2 at ppb1 bus 2
athn0 at pci2 dev 0 function 0 "Atheros AR2427" rev 0x01: apic 2 int 17
athn0: AR9285 rev 2 (1T1R), ROM rev 13, address 48:5d:60:a2:e0:6a
ppb2 at pci0 dev 28 function 2 "Intel 82801I PCIE" rev 0x03: msi
pci3 at ppb2 bus 3
ppb3 at pci0 dev 28 function 5 "Intel 82801I PCIE" rev 0x03: msi
pci4 at ppb3 bus 5
re0 at pci4 dev 0 function 0 "Realtek 8168" rev 0x03: RTL8168D/8111D (0x2800), 
apic 2 int 17, address e0:69:95:a1:cb:1b
rgephy0 at re0 phy 7: RTL8169S/8110S PHY, rev. 2
uhci3 at pci0 dev 29 function 0 "Intel 82801I USB" rev 0x03: apic 2 int 23
uhci4 at pci0 dev 29 function 1 "Intel 82801I USB" rev 0x03: apic 2 int 19
uhci5 at pci0 dev 29 function 2 "Intel 82801I USB" rev 0x03: apic 2 int 18
ehci1 at pci0 dev 29 function 7 "Intel 82801I USB" rev 0x03: apic 2 int 23
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 82801BAM Hub-to-PCI" rev 0x93
pci5 at ppb4 bus 6
pcib0 at pci0 dev 31 function 0 "Intel 82801IBM LPC" rev 0x03
ahci0 at pci0 dev 31 function 2 "Intel 82801I AHCI" rev 0x03: msi, AHCI 1.2
scsibus0 at ahci0: 32 targets
sd0 at scsibus0 targ 0 lun 0: <ATA, TOSHIBA MK3265GS, GJ00> SCSI3 0/direct 
fixed naa.50000393138822a0
sd0: 305245MB, 512 bytes/sector, 625142448 sectors
cd0 at scsibus0 targ 1 lun 0: <HL-DT-ST, DVDRAM GT32N, AS00> ATAPI 5/cdrom 
removable
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
spkr0 at pcppi0
mtrr: Pentium Pro MTRR support
umass0 at uhub1 port 1 configuration 1 interface 0 "Western Digital External 
HDD" rev 2.00/1.75 addr 2
umass0: using SCSI over Bulk-Only
scsibus1 at umass0: 2 targets, initiator 0
sd1 at scsibus1 targ 1 lun 0: <WD, 1200BEV External, 1.75> SCSI2 0/direct fixed 
serial.10580704305430313639
sd1: 114473MB, 512 bytes/sector, 234441648 sectors
uvideo0 at uhub1 port 5 configuration 1 interface 0 "Generic USB2.0 UVC 1.3M 
Webcam" rev 2.00/1.04 addr 3
video0 at uvideo0
uhidev0 at uhub5 port 2 configuration 1 interface 0 "Dell Dell USB Optical 
Mouse" rev 2.00/43.01 addr 2
uhidev0: iclass 3/1
ums0 at uhidev0: 3 buttons, Z dir
wsmouse1 at ums0 mux 0
vscsi0 at root
scsibus2 at vscsi0: 256 targets
softraid0 at root
scsibus3 at softraid0: 256 targets
root on sd0a (a4e67720544ab04c.a) swap on sd0b dump on sd0b
WARNING: / was not properly unmounted
wsmouse1 detached
ums0 detached
uhidev0 detached

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