port-amd64/49643: 7.99.4/amd64 xrestr()/fxsavel panic

[bad%bsd.de@localhost]

>Number:         49643
>Category:       port-amd64
>Synopsis:       system panics in xrstor() on fxsavel on resume from S3
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    port-amd64-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Feb 05 12:20:00 +0000 2015
>Originator:     Christoph Badura
>Release:        NetBSD 7.99.4
>Organization:
Bozotic Software Testing Labs
	
>Environment:
	
	
System: NetBSD size-isnt-everything 7.99.4 NetBSD 7.99.4 (GENERIC.201502020930Z) #0: Mon Feb  2 10:20:06 UTC 2015  snj%b45.netbsd.org@localhost:/home/builds/ab/HEAD/amd64/201502020930Z-obj/home/source/ab/HEAD/src/sys/arch/amd64/compile/GENERIC amd64
Architecture: x86_64
Machine: amd64
>Description:
	
With X11 running on resume from S3 sleep mode, the kernel panics in xrstor()
on an fxsavel.

dmesg:

NetBSD 7.99.4 (GENERIC.201502020930Z) #0: Mon Feb  2 10:20:06 UTC 2015
	snj%b45.netbsd.org@localhost:/home/builds/ab/HEAD/amd64/201502020930Z-obj/home/source/ab/HEAD/src/sys/arch/amd64/compile/GENERIC
total memory = 8086 MB
avail memory = 7832 MB
timecounter: Timecounters tick every 10.000 msec
timecounter: Timecounter "i8254" frequency 1193182 Hz quality 100
LENOVO 4063VA5 (ThinkPad W500)
mainbus0 (root)
ACPI: RSDP 0x00000000000F6440 000024 (v02 LENOVO)
ACPI: XSDT 0x00000000BD949B3A 00009C (v01 LENOVO TP-6F    00003230  LTP 00000000)
ACPI: FACP 0x00000000BD949C00 0000F4 (v03 LENOVO TP-6F    00003230 LNVO 00000001)
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Pm1aControlBlock: 16/32 (20140926/tbfadt-648)
ACPI BIOS Warning (bug): Invalid length for FADT/Pm1aControlBlock: 32, using default 16 (20140926/tbfadt-730)
ACPI: DSDT 0x00000000BD94A00E 00FB01 (v01 LENOVO TP-6F    00003230 MSFT 03000000)
ACPI: FACS 0x00000000BD98E000 000040
ACPI: SSDT 0x00000000BD949DB4 00025A (v01 LENOVO TP-6F    00003230 MSFT 03000000)
ACPI: ECDT 0x00000000BD959B0F 000052 (v01 LENOVO TP-6F    00003230 LNVO 00000001)
ACPI: APIC 0x00000000BD959B61 000078 (v01 LENOVO TP-6F    00003230 LNVO 00000001)
ACPI: MCFG 0x00000000BD959BD9 00003C (v01 LENOVO TP-6F    00003230 LNVO 00000001)
ACPI: HPET 0x00000000BD959C15 000038 (v01 LENOVO TP-6F    00003230 LNVO 00000001)
ACPI: SLIC 0x00000000BD959DC2 000176 (v01 LENOVO TP-6F    00003230  LTP 00000000)
ACPI: BOOT 0x00000000BD959F38 000028 (v01 LENOVO TP-6F    00003230  LTP 00000001)
ACPI: ASF! 0x00000000BD959F60 0000A0 (v16 LENOVO TP-6F    00003230 PTL  00000001)
ACPI: SSDT 0x00000000BD98D1FA 000568 (v01 LENOVO TP-6F    00003230 INTL 20050513)
ACPI: TCPA 0x00000000BD707000 000032 (v00                 00000000      00000000)
ACPI: DMAR 0x00000000BD706000 000120 (v01        ?        00000001      00000000)
ACPI: SSDT 0x00000000BD6D3000 000655 (v01 PmRef  CpuPm    00003000 INTL 20050624)
ACPI: SSDT 0x00000000BD6D2000 000274 (v01 PmRef  Cpu0Tst  00003000 INTL 20050624)
ACPI: SSDT 0x00000000BD6D1000 000242 (v01 PmRef  ApTst    00003000 INTL 20050624)
ACPI: All ACPI Tables successfully acquired
cpu0 at mainbus0 apid 0
cpu0: Intel(R) Core(TM)2 Duo CPU     P9600  @ 2.66GHz, id 0x1067a
cpu1 at mainbus0 apid 1
cpu1: Intel(R) Core(TM)2 Duo CPU     P9600  @ 2.66GHz, id 0x1067a
ioapic0 at mainbus0 apid 1: pa 0xfec00000, version 0x20, 24 pins
acpi0 at mainbus0: Intel ACPICA 20140926
acpi0: X/RSDT: OemId <LENOVO,TP-6F   ,00003230>, AslId < LTP,00000000>
acpiecdt0 at acpi0: ACPI Embedded Controller via ECDT
ACPI: Dynamic OEM Table Load:
ACPI: SSDT 0xFFFFFE810E672010 00030A (v01 PmRef  Cpu0Ist  00003000 INTL 20050624)
ACPI: Dynamic OEM Table Load:
ACPI: SSDT 0xFFFFFE810E7A8010 00087A (v01 PmRef  Cpu0Cst  00003001 INTL 20050624)
ACPI: Dynamic OEM Table Load:
ACPI: SSDT 0xFFFFFE810E680C10 0001CF (v01 PmRef  ApIst    00003000 INTL 20050624)
ACPI: Dynamic OEM Table Load:
ACPI: SSDT 0xFFFFFE810E6FBF30 00008D (v01 PmRef  ApCst    00003000 INTL 20050624)
acpi0: SCI interrupting at int 9
timecounter: Timecounter "ACPI-Fast" frequency 3579545 Hz quality 1000
hpet0 at acpi0: high precision event timer (mem 0xfed00000-0xfed00400)
timecounter: Timecounter "hpet0" frequency 14318180 Hz quality 2000
acpiec0 at acpi0 (EC, PNP0C09-0): using acpiecdt0
MEM (PNP0C01) at acpi0 not configured
acpilid0 at acpi0 (LID, PNP0C0D): ACPI Lid Switch
acpibut0 at acpi0 (SLPB, PNP0C0E): ACPI Sleep Button
SIO (PNP0C02) at acpi0 not configured
attimer1 at acpi0 (TIMR, PNP0100): io 0x40-0x43 irq 0
pcppi1 at acpi0 (SPKR, PNP0800): io 0x61
midi0 at pcppi1: PC speaker
sysbeep0 at pcppi1
pckbc1 at acpi0 (KBD, PNP0303) (kbd port): io 0x60,0x64 irq 1
pckbc2 at acpi0 (MOU, IBM0057) (aux port): irq 12
TPM (INTC0102) at acpi0 not configured
acpibat0 at acpi0 (BAT0, PNP0C0A-0): ACPI Battery
acpibat0: SANYO LION rechargeable battery
acpibat0: granularity: low->warn 0.001 Wh, warn->full 0.001 Wh
acpiacad0 at acpi0 (AC, ACPI0003-0): ACPI AC Adapter
thinkpad0 at acpi0 (HKEY, IBM0068)
acpivga0 at acpi0 (VID): ACPI Display Adapter
acpiout0 at acpivga0 (LCD0, 0x0400): ACPI Display Output Device
acpiout0: brightness levels: [20,25,30,35,40,45,50,55,60,65,70,75,80,85,90,100]
acpiout1 at acpivga0 (CRT0, 0x0100): ACPI Display Output Device
acpiout2 at acpivga0 (DVI0, 0x0300): ACPI Display Output Device
acpiout3 at acpivga0 (DVI1, 0x0301): ACPI Display Output Device
acpiout4 at acpivga0 (DVI2, 0x0302): ACPI Display Output Device
acpivga0: unknown output device acpiout1
acpivga0: unknown output device acpiout2
acpivga0: unknown output device acpiout3
acpivga0: unknown output device acpiout4
acpivga0: connected output devices:
acpivga0:   0x0400 (acpiout0): Unknown Output Device, head 0
acpiwmi0 at acpi0 (WMI1, PNP0C14-1): ACPI WMI Interface
acpiwmibus at acpiwmi0 not configured
acpitz0 at acpi0 (THM0)
acpitz0: levels: critical 127.0 C, passive cooling
acpitz1 at acpi0 (THM1): cpu0 cpu1
acpitz1: levels: critical 100.0 C, passive 95.5 C, passive cooling
ACPI: Enabled 3 GPEs in block 00 to 3F
ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20140926/hwxface-646)
ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20140926/hwxface-646)
attimer1: attached to pcppi1
pckbd0 at pckbc1 (kbd slot)
pckbc1: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard
pms0 at pckbc1 (aux slot)
pckbc1: using irq 12 for aux slot
wsmouse0 at pms0 mux 0
pci0 at mainbus0 bus 0: configuration mode 1
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pchb0 at pci0 dev 0 function 0: vendor 8086 product 2a40 (rev. 0x07)
agp0 at pchb0: G4X-family chipset
agp0: detected 32252k stolen memory
agp0: aperture at 0xd0000000, size 0x10000000
i915drmkms0 at pci0 dev 2 function 0: vendor 8086 product 2a42 (rev. 0x07)
drm: Memory usable by graphics device = 512M
drm: Supports vblank timestamp caching Rev 2 (21.10.2013).
drm: Driver supports precise vblank timestamp query.
i915drmkms0: interrupting at ioapic0 pin 16 (i915)
intelfb0 at i915drmkms0
i915drmkms0: info: registered panic notifier
intelfb0: framebuffer at 0xffff80008e290000, size 1920x1200, depth 32, stride 7680
wsdisplay0 at intelfb0 kbdmux 1: console (default, vt100 emulation), using wskbd0
wsmux1: connecting to wsdisplay0
vendor 8086 product 2a43 (miscellaneous display, revision 0x07) at pci0 dev 2 function 1 not configured
vendor 8086 product 2a44 (miscellaneous communications, revision 0x07) at pci0 dev 3 function 0 not configured
wm0 at pci0 dev 25 function 0: 82801I mobile (AMT) LAN Controller (rev. 0x03)
wm0: interrupting at ioapic0 pin 20
wm0: PCI-Express bus
wm0: 2048 words FLASH
wm0: Ethernet address 00:27:13:b1:43:52
makphy0 at wm0 phy 2: Marvell 88E1149 Gigabit PHY, rev. 1
makphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
uhci0 at pci0 dev 26 function 0: vendor 8086 product 2937 (rev. 0x03)
uhci0: interrupting at ioapic0 pin 20
usb0 at uhci0: USB revision 1.0
uhci1 at pci0 dev 26 function 1: vendor 8086 product 2938 (rev. 0x03)
uhci1: interrupting at ioapic0 pin 21
usb1 at uhci1: USB revision 1.0
uhci2 at pci0 dev 26 function 2: vendor 8086 product 2939 (rev. 0x03)
uhci2: interrupting at ioapic0 pin 22
usb2 at uhci2: USB revision 1.0
ehci0 at pci0 dev 26 function 7: vendor 8086 product 293c (rev. 0x03)
ehci0: interrupting at ioapic0 pin 23
ehci0: EHCI version 1.0
ehci0: companion controllers, 2 ports each: uhci0 uhci1 uhci2
usb3 at ehci0: USB revision 2.0
hdaudio0 at pci0 dev 27 function 0: HD Audio Controller
hdaudio0: interrupting at ioapic0 pin 17
hdafg0 at hdaudio0: vendor 14f1 product 5051
hdafg0: DAC00 2ch: HP Out [Jack]
hdafg0: ADC01 2ch: Mic In [Jack]
hdafg0: DAC02 2ch: Speaker [Built-In]
hdafg0: ADC03 2ch: Mic In [Built-In]
hdafg0: 2ch/2ch 44100Hz 48000Hz 96000Hz PCM16 PCM20 PCM24 AC3
audio0 at hdafg0: full duplex, playback, capture, mmap, independent
hdvsmfg at hdaudio0 not configured
ppb0 at pci0 dev 28 function 0: vendor 8086 product 2940 (rev. 0x03)
ppb0: PCI Express capability version 1 <Root Port of PCI-E Root Complex> x1 @ 2.5GT/s
pci1 at ppb0 bus 2
pci1: i/o space, memory space enabled, rd/line, wr/inv ok
ppb1 at pci0 dev 28 function 1: vendor 8086 product 2942 (rev. 0x03)
ppb1: PCI Express capability version 1 <Root Port of PCI-E Root Complex> x1 @ 2.5GT/s
pci2 at ppb1 bus 3
pci2: i/o space, memory space enabled, rd/line, wr/inv ok
iwn0 at pci2 dev 0 function 0: vendor 8086 product 4236 (rev. 0x00)
iwn0: interrupting at ioapic0 pin 17
iwn0: MIMO 3T3R, MoW, address 00:21:6a:ab:62:48
iwn0: 11a rates: 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
iwn0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps
iwn0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
ppb2 at pci0 dev 28 function 3: vendor 8086 product 2946 (rev. 0x03)
ppb2: PCI Express capability version 1 <Root Port of PCI-E Root Complex> x1 @ 2.5GT/s
pci3 at ppb2 bus 5
pci3: i/o space, memory space enabled, rd/line, wr/inv ok
ppb3 at pci0 dev 28 function 4: vendor 8086 product 2948 (rev. 0x03)
ppb3: PCI Express capability version 1 <Root Port of PCI-E Root Complex> x1 @ 2.5GT/s
pci4 at ppb3 bus 13
pci4: i/o space, memory space enabled, rd/line, wr/inv ok
uhci3 at pci0 dev 29 function 0: vendor 8086 product 2934 (rev. 0x03)
uhci3: interrupting at ioapic0 pin 16
usb4 at uhci3: USB revision 1.0
uhci4 at pci0 dev 29 function 1: vendor 8086 product 2935 (rev. 0x03)
uhci4: interrupting at ioapic0 pin 17
usb5 at uhci4: USB revision 1.0
uhci5 at pci0 dev 29 function 2: vendor 8086 product 2936 (rev. 0x03)
uhci5: interrupting at ioapic0 pin 18
usb6 at uhci5: USB revision 1.0
ehci1 at pci0 dev 29 function 7: vendor 8086 product 293a (rev. 0x03)
ehci1: interrupting at ioapic0 pin 19
ehci1: EHCI version 1.0
ehci1: companion controllers, 2 ports each: uhci3 uhci4 uhci5
usb7 at ehci1: USB revision 2.0
ppb4 at pci0 dev 30 function 0: vendor 8086 product 2448 (rev. 0x93)
pci5 at ppb4 bus 21
pci5: i/o space, memory space enabled
cbb0 at pci5 dev 0 function 0: vendor 1180 product 0476 (rev. 0xba)
fwohci0 at pci5 dev 0 function 1: vendor 1180 product 0832 (rev. 0x04)
fwohci0: interrupting at ioapic0 pin 17
fwohci0: OHCI version 1.10 (ROM=0)
fwohci0: No. of Isochronous channels is 4.
fwohci0: EUI64 00:06:1b:03:2a:51:b7:67
fwohci0: Phy 1394a available S400, 1 ports.
fwohci0: Link S400, max_rec 2048 bytes.
ieee1394if0 at fwohci0: IEEE1394 bus
fwip0 at ieee1394if0: IP over IEEE1394
fwohci0: Initiate bus reset
sdhc0 at pci5 dev 0 function 2: vendor 1180 product 0822 (rev. 0x21)
sdhc0: interrupting at ioapic0 pin 18
sdhc0: SD Host Specification 1.0, rev.4
sdhc0: using DMA transfer
sdmmc0 at sdhc0 slot 0
vendor 1180 product 0843 (miscellaneous system, revision 0x11) at pci5 dev 0 function 3 not configured
vendor 1180 product 0592 (miscellaneous system, revision 0x11) at pci5 dev 0 function 4 not configured
vendor 1180 product 0852 (miscellaneous system, revision 0x11) at pci5 dev 0 function 5 not configured
cbb0: cacheline 0x10 lattimer 0x20
cbb0: bhlc 0x822010
cbb0: interrupting at ioapic0 pin 16
cardslot0 at cbb0
cardbus0 at cardslot0: bus 22
pcmcia0 at cardslot0
ichlpcib0 at pci0 dev 31 function 0: vendor 8086 product 2917 (rev. 0x03)
timecounter: Timecounter "ichlpcib0" frequency 3579545 Hz quality 1000
ichlpcib0: 24-bit timer
ichlpcib0: TCO (watchdog) timer configured.
gpio0 at ichlpcib0: 64 pins
ahcisata0 at pci0 dev 31 function 2: vendor 8086 product 2929 (rev. 0x03)
ahcisata0: interrupting at ioapic0 pin 16
ahcisata0: 64-bit DMA
ahcisata0: AHCI revision 1.20, 4 ports, 32 slots, CAP 0xef20ffa3<SXS,CCCS,PSC,SSC,PMD,ISS=0x2=Gen2,SCLO,SAL,SALP,SSS,SSNTF,SNCQ,S64A>
atabus0 at ahcisata0 channel 0
atabus1 at ahcisata0 channel 1
ichsmb0 at pci0 dev 31 function 3: vendor 8086 product 2930 (rev. 0x03)
ichsmb0: interrupting at ioapic0 pin 23
iic0 at ichsmb0: I2C bus
isa0 at ichlpcib0
acpicpu0 at cpu0: ACPI CPU
acpicpu0: C1: FFH, lat   1 us, pow  1000 mW
acpicpu0: C2: FFH, lat   1 us, pow   500 mW
acpicpu0: C3: FFH, lat  57 us, pow   100 mW, bus master check
acpicpu0: P0: FFH, lat  10 us, pow 35000 mW, 2667 MHz, turbo boost
acpicpu0: P1: FFH, lat  10 us, pow 35000 mW, 2666 MHz
acpicpu0: P2: FFH, lat  10 us, pow 25000 mW, 2133 MHz
acpicpu0: P3: FFH, lat  10 us, pow 15000 mW, 1600 MHz
acpicpu0: P4: FFH, lat  10 us, pow 12000 mW,  800 MHz
acpicpu0: T0: FFH, lat   1 us, pow 12000 mW, 100 %
acpicpu0: T1: FFH, lat   1 us, pow 10500 mW,  88 %
acpicpu0: T2: FFH, lat   1 us, pow  9000 mW,  75 %
acpicpu0: T3: FFH, lat   1 us, pow  7500 mW,  63 %
acpicpu0: T4: FFH, lat   1 us, pow  6000 mW,  50 %
acpicpu0: T5: FFH, lat   1 us, pow  4500 mW,  38 %
acpicpu0: T6: FFH, lat   1 us, pow  3000 mW,  25 %
acpicpu0: T7: FFH, lat   1 us, pow  1500 mW,  13 %
coretemp0 at cpu0: thermal sensor, 1 C resolution
acpicpu1 at cpu1: ACPI CPU
coretemp1 at cpu1: thermal sensor, 1 C resolution
fwohci0: BUS reset
fwohci0: node_id=0xc800ffc0, gen=1, CYCLEMASTER mode
ieee1394if0: 1 nodes, maxhop <= 0 cable IRM irm(0) (me)
ieee1394if0: bus manager 0
timecounter: Timecounter "clockinterrupt" frequency 100 Hz quality 0
acpiacad0: AC adapter online.
IPsec: Initialized Security Association Processing.
uhub0 at usb0: vendor 8086 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
uhub1 at usb1: vendor 8086 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub1: 2 ports with 2 removable, self powered
uhub2 at usb2: vendor 8086 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub2: 2 ports with 2 removable, self powered
uhub3 at usb3: vendor 8086 EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub3: 6 ports with 6 removable, self powered
uhub4 at usb4: vendor 8086 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub4: 2 ports with 2 removable, self powered
uhub5 at usb5: vendor 8086 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub5: 2 ports with 2 removable, self powered
uhub6 at usb6: vendor 8086 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub6: 2 ports with 2 removable, self powered
uhub7 at usb7: vendor 8086 EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub7: 6 ports with 6 removable, self powered
ahcisata0 port 0: device present, speed: 3.0Gb/s
ahcisata0 port 1: device present, speed: 1.5Gb/s
ehci0: handing over full speed device on port 3 to uhci1
wd0 at atabus0 drive 0
wd0: <KINGSTON SV300S37A60G>
wd0: drive supports 16-sector PIO transfers, LBA48 addressing
wd0: 57241 MB, 116301 cyl, 16 head, 63 sec, 512 bytes/sect x 117231408 sectors
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
wd0(ahcisata0:0:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133) (using DMA)
atapibus0 at atabus1: 1 targets
cd0 at atapibus0 drive 0: <HL-DT-ST DVDRAM GU10N, M11A2JH1608, MX05> cdrom removable
cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
cd0(ahcisata0:1:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133) (using DMA)
Kernelized RAIDframe activated
pad0: outputs: 44100Hz, 16-bit, stereo
audio1 at pad0: half duplex, playback, capture
boot device: wd0
root on wd0a dumps on wd0b
root file system type: ffs
kern.module.path=/stand/amd64/7.99.4/modules
ugen0 at uhub1 port 1
ugen0: vendor 08ff Fingerprint Sensor, rev 2.00/17.03, addr 2
wsdisplay0: screen 1 added (default, vt100 emulation)
wsdisplay0: screen 2 added (default, vt100 emulation)
wsdisplay0: screen 3 added (default, vt100 emulation)
wsdisplay0: screen 4 added (default, vt100 emulation)

cpuctl output:

cpu0: highest basic info 0000000d
cpu0: highest extended info 80000008
cpu0: "Intel(R) Core(TM)2 Duo CPU     P9600  @ 2.66GHz"
cpu0: Intel Xeon 31xx, 33xx, 52xx, 54xx, Core 2 Quad 8xxx and 9xxx (686-class), 2660.19 MHz
cpu0: family 0x6 model 0x17 stepping 0xa (id 0x1067a)
cpu0: features 0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE>
cpu0: features 0xbfebfbff<MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2>
cpu0: features 0xbfebfbff<SS,HTT,TM,SBF>
cpu0: features1 0xc08e3fd<SSE3,DTES64,MONITOR,DS-CPL,VMX,SMX,EST,TM2,SSSE3>
cpu0: features1 0xc08e3fd<CX16,xTPR,PDCM,SSE41,XSAVE,OSXSAVE>
cpu0: features2 0x20100800<SYSCALL/SYSRET,XD,EM64T>
cpu0: features3 0x1<LAHF>
cpu0: xsave features 0x3<x87,SSE>
cpu0: xsave area size: current 576, maximum 576, xgetbv enabled
cpu0: enabled xsave 0x3<x87,SSE>
cpu0: I-cache 32KB 64B/line 8-way, D-cache 32KB 64B/line 8-way
cpu0: L2 cache 6MB 64B/line 24-way
cpu0: 64B prefetching
cpu0: ITLB 128 4KB entries 4-way, 8 2M/4 4M entries
cpu0: DTLB 256 4KB entries 4-way, 16 4MB entries 4-way
cpu0: Initial APIC ID 0
cpu0: Cluster/Package ID 0
cpu0: Core ID 0
cpu0: DSPM-eax 0x3<DTS,IDA>
cpu0: DSPM-ecx 0x3<HWF>
cpu0: SEF highest subleaf 00000000
cpu0: microcode version 0xa0c, platform ID 7

>How-To-Repeat:
	
Set W500 BIOS graphics option to integrated Intel graphics.
Install 7.99.4/amd64 on Thinkpad W500 with X sets.
startx
press Fn-F4 to go into S3 sleep.
press Fn to wake up.

>Fix:
	

>Unformatted: