From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751484Ab2KRKrM (ORCPT ); Sun, 18 Nov 2012 05:47:12 -0500 Received: from mail-pb0-f46.google.com ([209.85.160.46]:55001 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751268Ab2KRKrJ (ORCPT ); Sun, 18 Nov 2012 05:47:09 -0500 Message-ID: <50A8BCA6.7080102@rkellis.com> Date: Sun, 18 Nov 2012 18:47:02 +0800 From: Mark Ellis User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.10) Gecko/20121027 Icedove/10.0.10 MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: PROBLEM: REGRESSION in drivers/platform/x86/dell-laptop.c Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 1. rfkill code removal causes hang 2. the rfkill code was removed from this driver in commit 53039f222c548bfc119eea6df4dca2b57550e271 this results in my computer hanging (dell n5050) if booting with the wireless (hardware) disabled. downgrading this module to the version prior to this commit fixes the issue. 3. modules, laptop, dell-laptop, rfkill 4. Linux version 3.6-trunk-rt-amd64 (debian-kernel@lists.debian.org) (gcc version 4.6.3 (Debian 4.6.3-1) ) #1 SMP PREEMPT RT Debian 3.6.6-1~experimental.1 5. n/a 6. n/a 7. dell laptop (n5050) with wireless disabled 7.1. Linux laptop 3.6-trunk-rt-amd64 #1 SMP PREEMPT RT Debian 3.6.6-1~experimental.1 x86_64 GNU/Linux Gnu C 4.7 Gnu make 3.81 binutils 2.22 util-linux scripts/ver_linux: 23: scripts/ver_linux: fdformat: not found mount support module-init-tools found Linux C Library 2.13 Dynamic linker (ldd) 2.13 Procps 3.3.4 Kbd 1.15.3 Sh-utils 8.20 Modules Loaded cpufreq_userspace cpufreq_conservative cpufreq_powersave cpufreq_stats xt_tcpudp xt_conntrack iptable_filter iptable_mangle ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack iptable_raw ip_tables x_tables pci_stub vboxpci vboxnetadp vboxnetflt vboxdrv snd_hda_codec_hdmi snd_hda_codec_idt iTCO_wdt iTCO_vendor_support joydev arc4 dell_laptop dcdbas brcmsmac cordic brcmutil mac80211 cfg80211 rfkill dell_wmi sparse_keymap coretemp kvm_intel kvm crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 aes_generic ablk_helper cryptd evdev microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm psmouse snd_page_alloc serio_raw snd_seq_midi snd_seq_midi_event lpc_ich i2c_i801 mfd_core snd_rawmidi snd_seq snd_seq_device i915 snd_timer acpi_cpufreq drm_kms_helper bcma video wmi mperf snd battery drm ac i2c_algo_bit soundcore i2c_core button processor loop fuse autofs4 ext4 crc16 jbd2 mbcache sg sr_mod sd_mod crc_t10dif cdrom thermal ahci thermal_sys libahci ehci_hcd libata usbcore scsi_mod usb_common 7.2. processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 42 model name : Intel(R) Core(TM) i5-2430M CPU @ 2.40GHz stepping : 7 microcode : 0x1b cpu MHz : 800.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx lahf_lm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.50 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 42 model name : Intel(R) Core(TM) i5-2430M CPU @ 2.40GHz stepping : 7 microcode : 0x1b cpu MHz : 800.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 1 cpu cores : 2 apicid : 2 initial apicid : 2 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx lahf_lm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.50 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 2 vendor_id : GenuineIntel cpu family : 6 model : 42 model name : Intel(R) Core(TM) i5-2430M CPU @ 2.40GHz stepping : 7 microcode : 0x1b cpu MHz : 800.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 1 initial apicid : 1 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx lahf_lm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.50 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 3 vendor_id : GenuineIntel cpu family : 6 model : 42 model name : Intel(R) Core(TM) i5-2430M CPU @ 2.40GHz stepping : 7 microcode : 0x1b cpu MHz : 800.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 1 cpu cores : 2 apicid : 3 initial apicid : 3 fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx lahf_lm ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.50 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: 7.3. cpufreq_userspace 12576 0 - Live 0xffffffffa0793000 cpufreq_conservative 13147 0 - Live 0xffffffffa078e000 cpufreq_powersave 12454 4 - Live 0xffffffffa0789000 cpufreq_stats 12866 0 - Live 0xffffffffa0784000 xt_tcpudp 12570 4 - Live 0xffffffffa077f000 xt_conntrack 12681 3 - Live 0xffffffffa077a000 iptable_filter 12536 1 - Live 0xffffffffa0775000 iptable_mangle 12536 0 - Live 0xffffffffa0770000 ipt_MASQUERADE 12594 3 - Live 0xffffffffa076b000 iptable_nat 12928 1 - Live 0xffffffffa075a000 nf_nat 18222 2 ipt_MASQUERADE,iptable_nat, Live 0xffffffffa0765000 nf_conntrack_ipv4 18549 6 iptable_nat,nf_nat, Live 0xffffffffa0754000 nf_defrag_ipv4 12483 1 nf_conntrack_ipv4, Live 0xffffffffa0760000 nf_conntrack 62257 5 xt_conntrack,ipt_MASQUERADE,iptable_nat,nf_nat,nf_conntrack_ipv4, Live 0xffffffffa0743000 iptable_raw 12524 0 - Live 0xffffffffa05b1000 ip_tables 22042 4 iptable_filter,iptable_mangle,iptable_nat,iptable_raw, Live 0xffffffffa05b7000 x_tables 18998 8 xt_tcpudp,xt_conntrack,iptable_filter,iptable_mangle,ipt_MASQUERADE,iptable_nat,iptable_raw,ip_tables, Live 0xffffffffa05ab000 pci_stub 12429 1 - Live 0xffffffffa049b000 vboxpci 19066 0 - Live 0xffffffffa05a5000 (O) vboxnetadp 25443 0 - Live 0xffffffffa0346000 (O) vboxnetflt 23571 0 - Live 0xffffffffa02a3000 (O) vboxdrv 190101 3 vboxpci,vboxnetadp,vboxnetflt, Live 0xffffffffa0575000 (O) snd_hda_codec_hdmi 31054 1 - Live 0xffffffffa02c6000 snd_hda_codec_idt 53728 1 - Live 0xffffffffa0294000 iTCO_wdt 12831 0 - Live 0xffffffffa028f000 iTCO_vendor_support 12704 1 iTCO_wdt, Live 0xffffffffa0222000 joydev 17190 0 - Live 0xffffffffa056f000 arc4 12543 2 - Live 0xffffffffa0496000 dell_laptop 21216 0 - Live 0xffffffffa0568000 (O) dcdbas 13307 1 dell_laptop, Live 0xffffffffa0491000 brcmsmac 454647 0 - Live 0xffffffffa04f8000 cordic 12313 1 brcmsmac, Live 0xffffffffa0459000 brcmutil 12824 1 brcmsmac, Live 0xffffffffa0465000 mac80211 353465 1 brcmsmac, Live 0xffffffffa04a0000 cfg80211 151586 2 brcmsmac,mac80211, Live 0xffffffffa046a000 rfkill 18972 3 dell_laptop,cfg80211, Live 0xffffffffa045f000 dell_wmi 12477 0 - Live 0xffffffffa036b000 sparse_keymap 12760 1 dell_wmi, Live 0xffffffffa0366000 coretemp 12898 0 - Live 0xffffffffa038d000 kvm_intel 118157 0 - Live 0xffffffffa0416000 kvm 312876 1 kvm_intel, Live 0xffffffffa03a9000 crc32c_intel 12747 0 - Live 0xffffffffa0388000 ghash_clmulni_intel 12981 0 - Live 0xffffffffa0357000 aesni_intel 50249 2 - Live 0xffffffffa039b000 aes_x86_64 16796 1 aesni_intel, Live 0xffffffffa0370000 aes_generic 33026 2 aesni_intel,aes_x86_64, Live 0xffffffffa035c000 ablk_helper 12572 1 aesni_intel, Live 0xffffffffa0352000 cryptd 14561 3 ghash_clmulni_intel,aesni_intel,ablk_helper, Live 0xffffffffa0383000 evdev 17486 19 - Live 0xffffffffa0379000 microcode 25859 0 - Live 0xffffffffa033e000 snd_hda_intel 30560 7 - Live 0xffffffffa0319000 snd_hda_codec 87759 3 snd_hda_codec_hdmi,snd_hda_codec_idt,snd_hda_intel, Live 0xffffffffa0327000 snd_hwdep 13150 1 snd_hda_codec, Live 0xffffffffa0322000 snd_pcm_oss 37023 0 - Live 0xffffffffa030e000 snd_mixer_oss 17879 3 snd_pcm_oss, Live 0xffffffffa02f4000 snd_pcm 64011 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_pcm_oss, Live 0xffffffffa02fd000 psmouse 69224 0 - Live 0xffffffffa02e2000 snd_page_alloc 12969 2 snd_hda_intel,snd_pcm, Live 0xffffffffa02d9000 serio_raw 12938 0 - Live 0xffffffffa02d4000 snd_seq_midi 12848 0 - Live 0xffffffffa02cf000 snd_seq_midi_event 13316 1 snd_seq_midi, Live 0xffffffffa01a1000 lpc_ich 16665 0 - Live 0xffffffffa02b8000 i2c_i801 16949 0 - Live 0xffffffffa01ff000 mfd_core 12601 1 lpc_ich, Live 0xffffffffa01f5000 snd_rawmidi 22945 1 snd_seq_midi, Live 0xffffffffa02bf000 snd_seq 45096 2 snd_seq_midi,snd_seq_midi_event, Live 0xffffffffa02ab000 snd_seq_device 13176 3 snd_seq_midi,snd_rawmidi,snd_seq, Live 0xffffffffa017b000 i915 421299 2 - Live 0xffffffffa0227000 snd_timer 22841 2 snd_pcm,snd_seq, Live 0xffffffffa0213000 acpi_cpufreq 12935 1 - Live 0xffffffffa01fa000 drm_kms_helper 27228 1 i915, Live 0xffffffffa01ed000 bcma 32685 1 brcmsmac, Live 0xffffffffa01a6000 video 17629 1 i915, Live 0xffffffffa0187000 wmi 13243 1 dell_wmi, Live 0xffffffffa0176000 mperf 12453 1 acpi_cpufreq, Live 0xffffffffa021d000 snd 53001 22 snd_hda_codec_hdmi,snd_hda_codec_idt,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_rawmidi,snd_seq,snd_seq_device,snd_timer, Live 0xffffffffa0205000 battery 13109 0 - Live 0xffffffffa0182000 drm 197836 3 i915,drm_kms_helper, Live 0xffffffffa01bb000 ac 12624 0 - Live 0xffffffffa01b6000 i2c_algo_bit 12841 1 i915, Live 0xffffffffa0197000 soundcore 13026 3 snd, Live 0xffffffffa018e000 i2c_core 23958 5 i2c_i801,i915,drm_kms_helper,drm,i2c_algo_bit, Live 0xffffffffa01af000 button 12937 1 i915, Live 0xffffffffa019c000 processor 28491 1 acpi_cpufreq, Live 0xffffffffa0167000 loop 22468 0 - Live 0xffffffffa016f000 fuse 66340 1 - Live 0xffffffffa0155000 autofs4 27604 2 - Live 0xffffffffa00d9000 ext4 370897 2 - Live 0xffffffffa00f9000 crc16 12343 1 ext4, Live 0xffffffffa0071000 jbd2 75311 1 ext4, Live 0xffffffffa00e5000 mbcache 13065 1 ext4, Live 0xffffffffa0082000 sg 25925 0 - Live 0xffffffffa00d1000 sr_mod 21944 0 - Live 0xffffffffa00ca000 sd_mod 36245 3 - Live 0xffffffffa00c0000 crc_t10dif 12348 1 sd_mod, Live 0xffffffffa00bb000 cdrom 35401 1 sr_mod, Live 0xffffffffa00b1000 thermal 17383 0 - Live 0xffffffffa00ab000 ahci 25008 2 - Live 0xffffffffa0069000 thermal_sys 18184 3 video,processor,thermal, Live 0xffffffffa003b000 libahci 22820 1 ahci, Live 0xffffffffa0030000 ehci_hcd 40382 0 - Live 0xffffffffa0077000 libata 141082 2 ahci,libahci, Live 0xffffffffa0087000 usbcore 129022 1 ehci_hcd, Live 0xffffffffa0044000 scsi_mod 162496 4 sg,sr_mod,sd_mod,libata, Live 0xffffffffa0007000 usb_common 12354 1 usbcore, Live 0xffffffffa0000000 7.5. 00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09) Subsystem: Dell Device 0504 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09) (prog-if 00 [VGA controller]) Subsystem: Dell Device 0504 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- SERR- [disabled] Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- Address: fee0f00c Data: 4191 Capabilities: [d0] Power Management version 2 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- Capabilities: [a4] PCI Advanced Features AFCap: TP+ FLR+ AFCtrl: FLR- AFStatus: TP- Kernel driver in use: i915 00:16.0 Communication controller: Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 (rev 04) Subsystem: Dell Device 0504 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00 DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us ExtTag- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- MaxPayload 128 bytes, MaxReadReq 128 bytes DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend- LnkCap: Port #1, Speed 5GT/s, Width x1, ASPM L0s L1, Latency L0 <1us, L1 <16us ClockPM- Surprise- LLActRep+ BwNot- LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- Retrain- CommClk- ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed 2.5GT/s, Width x0, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise- Slot #0, PowerLimit 10.000W; Interlock- NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState- RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible- RootCap: CRSVisible- RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range BC, TimeoutDis+ ARIFwd- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1- EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest- Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Address: 00000000 Data: 0000 Capabilities: [90] Subsystem: Dell Device 0504 Capabilities: [a0] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+) Status: D3 NoSoftRst- PME-Enable+ DSel=0 DScale=0 PME- Kernel driver in use: pcieport 00:1c.3 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 4 (rev b5) (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00 DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us ExtTag- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- MaxPayload 128 bytes, MaxReadReq 128 bytes DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend- LnkCap: Port #4, Speed 5GT/s, Width x1, ASPM L0s L1, Latency L0 <512ns, L1 <16us ClockPM- Surprise- LLActRep+ BwNot- LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- Retrain- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt- SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise- Slot #3, PowerLimit 10.000W; Interlock- NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock- Changed: MRL- PresDet- LinkState+ RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible- RootCap: CRSVisible- RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range BC, TimeoutDis+ ARIFwd- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1- EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest- Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit- Address: 00000000 Data: 0000 Capabilities: [90] Subsystem: Dell Device 0504 Capabilities: [a0] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+) Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME- Kernel driver in use: pcieport 00:1c.7 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 8 (rev b5) (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00 DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us ExtTag- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- MaxPayload 128 bytes, MaxReadReq 128 bytes DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend- LnkCap: Port #8, Speed 5GT/s, Width x1, ASPM L0s L1, Latency L0 <1us, L1 <16us ClockPM- Surprise- LLActRep+ BwNot- LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- Retrain- CommClk- ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed 2.5GT/s, Width x0, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug+ Surprise+ Slot #7, PowerLimit 10.000W; Interlock- NoCompl+ SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet+ CmdCplt- HPIrq+ LinkChg- Control: AttnInd Unknown, PwrInd Unknown, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState- RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible- RootCap: CRSVisible- RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Range BC, TimeoutDis+ ARIFwd- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete-, EqualizationPhase1- EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest- Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit- Address: fee0f00c Data: 4171 Capabilities: [90] Subsystem: Dell Device 0504 Capabilities: [a0] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+) Status: D3 NoSoftRst- PME-Enable+ DSel=0 DScale=0 PME- Kernel driver in use: pcieport 00:1d.0 USB controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1 (rev 05) (prog-if 20 [EHCI]) Subsystem: Dell Device 0504 Control: I/O- Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- Kernel driver in use: lpc_ich 00:1f.2 SATA controller: Intel Corporation 6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller (rev 05) (prog-if 01 [AHCI 1.0]) Subsystem: Dell Device 0504 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- Capabilities: [48] MSI: Enable- Count=1/1 Maskable- 64bit+ Address: 0000000000000000 Data: 0000 Capabilities: [d0] Express (v1) Endpoint, MSI 00 DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <4us, L1 unlimited ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- MaxPayload 128 bytes, MaxReadReq 128 bytes DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr+ TransPend- LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Latency L0 <4us, L1 <64us ClockPM+ Surprise- LLActRep+ BwNot- LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- Retrain- CommClk+ ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt- LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt- Capabilities: [100 v1] Advanced Error Reporting UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol- UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol- UESvrt: DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol- CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+ CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+ AERCap: First Error Pointer: 14, GenCap+ CGenEn- ChkCap+ ChkEn- Capabilities: [13c v1] Virtual Channel Caps: LPEVC=0 RefClk=100ns PATEntryBits=1 Arb: Fixed- WRR32- WRR64- WRR128- Ctrl: ArbSelect=Fixed Status: InProgress- VC0: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans- Arb: Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256- Ctrl: Enable+ ID=0 ArbSelect=Fixed TC/VC=ff Status: NegoPending- InProgress- Capabilities: [160 v1] Device Serial Number 00-00-e5-ff-ff-db-94-39 Capabilities: [16c v1] Power Budgeting Kernel driver in use: bcma-pci-bridge 7.6. n/a 7.7. n/a workaround, reverse patch dell-laptop.c and recompile p.s. I hope this is ok, I've never sent a kernel bug report before, feel free to contact me if you need more info etc Thanks, Mark