PROBLEM: intel_iommu=on under 4.13 breaks resume from suspend on my Thinkpad T560
Lu Baolu
baolu.lu at linux.intel.com
Fri Sep 29 04:29:58 UTC 2017
Hi Ronan,
On 09/29/2017 08:00 AM, Raj, Ashok wrote:
> Hi Ronan
>
> has it worked ever with intel_iommu=on?
>
> This is on my list to look, but didn't get a chance to look into it.
>
> I suspect that after suspend, we do save some of the registers that might
> loose context. But the driver needs to reinitialize the uarch states
> again. for e.g. need to go through the set root table pointer commands
> again.
>
> Although i see some an attempt to save some of the context, but
> we aren't performing the ones like iommu_set_root_entry, enable_translation
> etc again to reinitialize those states.
>
> will have someone look into it soon.
I will look into it. But we will have a holiday till Oct. 8. We probably
won't see any progress before I am back.
Best regards,
Lu Baolu
>
>
> Cheers,
> Ashok
>
> On Thu, Sep 28, 2017 at 08:24:31PM -0400, Ronan Jouchet wrote:
>> [1.] One line summary of the problem:
>>
>> intel_iommu=on under 4.13 breaks resume from suspend on my Thinkpad T560
>>
>> [2.] Full description of the problem/report:
>>
>> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=197029
>>
>> With intel_iommu=on, on my Thinkpad T560 laptop, suspend does work,
>> but pressing on POWER / Enter / whatever key (which under 4.12 used
>> to resume the system) doesn't resume.
>> Instead, the machine doesn't do anything: system remains suspended,
>> the glowing LED keeps glowing, and my only option is to force a
>> hard shutdown with a long press on POWER, and start the system again.
>>
>> Turning intel_iommu=off from GRUB, I am able to successfully resume
>> from suspend, like I used to be able to in 4.12.
>>
>> [3.] Keywords (i.e., modules, networking, kernel):
>>
>> suspend, resume, power management, laptop, lenovo, ibm, thinkpad, intel
>>
>> [4.] Kernel information
>>
>> [4.1.] Kernel version (from /proc/version):
>>
>> Linux version 4.13.3-1-ARCH (builduser at tobias) (gcc version 7.2.0 (GCC)) #1
>> SMP PREEMPT Thu Sep 21 20:33:16 CEST 2017
>>
>> and
>>
>> Linux version 4.13.3-1-ARCH (builduser at tobias) (gcc version 7.2.0 (GCC)) #1
>> SMP PREEMPT Thu Sep 21 20:33:16 CEST 2017
>>
>> This is the official `linux` package currently in Arch's `testing` repo:
>> https://www.archlinux.org/packages/testing/x86_64/linux/
>>
>> [4.2.] Kernel .config file:
>>
>> https://git.archlinux.org/svntogit/packages.git/tree/trunk/config.x86_64?h=packages/linux
>>
>> [5.] Most recent kernel version which did not have the bug:
>>
>> Official 4.12.13 from
>> https://www.archlinux.org/packages/core/x86_64/linux/
>>
>> [8.] Environment
>>
>> [8.1.] Software (output of the ver_linux script)
>>
>> Linux t 4.13.3-1-ARCH #1 SMP PREEMPT Thu Sep 21 20:33:16 CEST 2017 x86_64
>> GNU/Linux
>>
>> GNU C 7.2.0
>> GNU Make 4.2.1
>> Binutils 2.29
>> Util-linux 2.30.1
>> Mount 2.30.1
>> Module-init-tools 24
>> E2fsprogs 1.43.6
>> Jfsutils 1.1.15
>> Reiserfsprogs 3.6.25
>> Xfsprogs 4.12.0
>> Pcmciautils 018
>> Linux C Library 2.26
>> Dynamic linker (ldd) 2.26
>> Linux C++ Library 6.0.24
>> Procps 3.3.12
>> Net-tools 2.10
>> Kbd 2.0.4
>> Console-tools 2.0.4
>> Sh-utils 8.28
>> Udev 234
>> Wireless-tools 30
>> Modules Loaded ac ac97_bus aesni_intel aes_x86_64 ahci arc4 atkbd
>> battery bluetooth btbcm btintel btrtl btusb button cbc cfg80211 coretemp
>> crc16 crc32c_intel crc32_pclmul crct10dif_pclmul cryptd crypto_simd drm
>> drm_kms_helper e1000e ecdh_generic ecryptfs encrypted_keys evdev ext4
>> fb_sys_fops fscrypto fuse ghash_clmulni_intel glue_helper hid hid_generic
>> hid_logitech_dj hid_logitech_hidpp i2c_algo_bit i2c_i801 i8042 i915
>> input_leds intel_cstate intel_gtt intel_pch_thermal intel_powerclamp
>> intel_rapl intel_rapl_perf ip_tables irqbypass iTCO_vendor_support iTCO_wdt
>> iwlmvm iwlwifi jbd2 joydev kvm kvm_intel led_class libahci libata libps2
>> mac80211 mac_hid mbcache media mei mei_me mei_wdt memstick mmc_core mousedev
>> nvram pcbc pci_stub pcspkr pps_core psmouse ptp rfkill rtsx_pci rtsx_pci_ms
>> rtsx_pci_sdmmc sch_fq_codel scsi_mod sd_mod serio serio_raw sg shpchp snd
>> snd_compress snd_hda_codec snd_hda_codec_generic snd_hda_codec_hdmi
>> snd_hda_codec_realtek snd_hda_core snd_hda_ext_core snd_hda_intel snd_hwdep
>> snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_core
>> snd_soc_skl snd_soc_skl_ipc snd_soc_sst_dsp snd_soc_sst_ipc
>> snd_soc_sst_match snd_timer snd_usb_audio snd_usbmidi_lib soundcore
>> syscopyarea sysfillrect sysimgblt thermal thinkpad_acpi tpm tpm_crb tpm_tis
>> tpm_tis_core trusted usb_common usbcore usbhid uvcvideo vboxdrv vboxnetadp
>> vboxnetflt vboxpci video videobuf2_core videobuf2_memops videobuf2_v4l2
>> videobuf2_vmalloc videodev wmi wmi_bmof x86_pkg_temp_thermal xhci_hcd
>> xhci_pci x_tables
>>
>> [8.2.] Processor information (from /proc/cpuinfo):
>>
>> processor : 0
>> vendor_id : GenuineIntel
>> cpu family : 6
>> model : 78
>> model name : Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz
>> stepping : 3
>> microcode : 0xba
>> cpu MHz : 2800.000
>> cache size : 4096 KB
>> physical id : 0
>> siblings : 4
>> core id : 0
>> cpu cores : 2
>> apicid : 0
>> initial apicid : 0
>> fpu : yes
>> fpu_exception : yes
>> cpuid level : 22
>> 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
>> pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl
>> xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64
>> monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1
>> sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand
>> lahf_lm abm 3dnowprefetch cpuid_fault epb intel_pt tpr_shadow vnmi
>> flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms
>> invpcid rtm mpx rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves
>> dtherm ida arat pln pts hwp hwp_notify hwp_act_window hwp_epp
>> bugs :
>> bogomips : 5618.00
>> clflush size : 64
>> cache_alignment : 64
>> address sizes : 39 bits physical, 48 bits virtual
>> power management:
>>
>> processor : 1
>> vendor_id : GenuineIntel
>> cpu family : 6
>> model : 78
>> model name : Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz
>> stepping : 3
>> microcode : 0xba
>> cpu MHz : 2800.000
>> cache size : 4096 KB
>> physical id : 0
>> siblings : 4
>> core id : 1
>> cpu cores : 2
>> apicid : 2
>> initial apicid : 2
>> fpu : yes
>> fpu_exception : yes
>> cpuid level : 22
>> 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
>> pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl
>> xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64
>> monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1
>> sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand
>> lahf_lm abm 3dnowprefetch cpuid_fault epb intel_pt tpr_shadow vnmi
>> flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms
>> invpcid rtm mpx rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves
>> dtherm ida arat pln pts hwp hwp_notify hwp_act_window hwp_epp
>> bugs :
>> bogomips : 5619.48
>> clflush size : 64
>> cache_alignment : 64
>> address sizes : 39 bits physical, 48 bits virtual
>> power management:
>>
>> processor : 2
>> vendor_id : GenuineIntel
>> cpu family : 6
>> model : 78
>> model name : Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz
>> stepping : 3
>> microcode : 0xba
>> cpu MHz : 2800.000
>> cache size : 4096 KB
>> physical id : 0
>> siblings : 4
>> core id : 0
>> cpu cores : 2
>> apicid : 1
>> initial apicid : 1
>> fpu : yes
>> fpu_exception : yes
>> cpuid level : 22
>> 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
>> pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl
>> xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64
>> monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1
>> sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand
>> lahf_lm abm 3dnowprefetch cpuid_fault epb intel_pt tpr_shadow vnmi
>> flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms
>> invpcid rtm mpx rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves
>> dtherm ida arat pln pts hwp hwp_notify hwp_act_window hwp_epp
>> bugs :
>> bogomips : 5620.19
>> clflush size : 64
>> cache_alignment : 64
>> address sizes : 39 bits physical, 48 bits virtual
>> power management:
>>
>> processor : 3
>> vendor_id : GenuineIntel
>> cpu family : 6
>> model : 78
>> model name : Intel(R) Core(TM) i7-6600U CPU @ 2.60GHz
>> stepping : 3
>> microcode : 0xba
>> cpu MHz : 2800.000
>> cache size : 4096 KB
>> physical id : 0
>> siblings : 4
>> core id : 1
>> cpu cores : 2
>> apicid : 3
>> initial apicid : 3
>> fpu : yes
>> fpu_exception : yes
>> cpuid level : 22
>> 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
>> pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl
>> xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64
>> monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1
>> sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand
>> lahf_lm abm 3dnowprefetch cpuid_fault epb intel_pt tpr_shadow vnmi
>> flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms
>> invpcid rtm mpx rdseed adx smap clflushopt xsaveopt xsavec xgetbv1 xsaves
>> dtherm ida arat pln pts hwp hwp_notify hwp_act_window hwp_epp
>> bugs :
>> bogomips : 5619.52
>> clflush size : 64
>> cache_alignment : 64
>> address sizes : 39 bits physical, 48 bits virtual
>> power management:
>>
>> [8.3.] Module information (from /proc/modules):
>>
>> ecryptfs 81920 1 - Live 0xffffffffc0d09000
>> cbc 16384 0 - Live 0xffffffffc0ca3000
>> encrypted_keys 20480 1 ecryptfs, Live 0xffffffffc0ceb000
>> trusted 20480 1 encrypted_keys, Live 0xffffffffc091a000
>> hid_logitech_hidpp 32768 0 - Live 0xffffffffc0ce2000
>> hid_logitech_dj 20480 0 - Live 0xffffffffc0921000
>> uvcvideo 86016 0 - Live 0xffffffffc0cf3000
>> snd_usb_audio 163840 0 - Live 0xffffffffc0cb9000
>> videobuf2_vmalloc 16384 1 uvcvideo, Live 0xffffffffc0cb4000
>> snd_usbmidi_lib 28672 1 snd_usb_audio, Live 0xffffffffc0ca8000
>> snd_rawmidi 28672 1 snd_usbmidi_lib, Live 0xffffffffc0a7e000
>> snd_seq_device 16384 1 snd_rawmidi, Live 0xffffffffc0915000
>> videobuf2_memops 16384 1 videobuf2_vmalloc, Live 0xffffffffc08ee000
>> videobuf2_v4l2 20480 1 uvcvideo, Live 0xffffffffc08a6000
>> videobuf2_core 36864 2 uvcvideo,videobuf2_v4l2, Live 0xffffffffc0a74000
>> videodev 155648 3 uvcvideo,videobuf2_v4l2,videobuf2_core, Live
>> 0xffffffffc0a4d000
>> media 32768 2 uvcvideo,videodev, Live 0xffffffffc090c000
>> joydev 20480 0 - Live 0xffffffffc0906000
>> mousedev 20480 0 - Live 0xffffffffc08a0000
>> snd_hda_codec_hdmi 49152 1 - Live 0xffffffffc0799000
>> snd_hda_codec_realtek 77824 1 - Live 0xffffffffc0a39000
>> snd_hda_codec_generic 69632 1 snd_hda_codec_realtek, Live 0xffffffffc088e000
>> arc4 16384 2 - Live 0xffffffffc07d6000
>> snd_soc_skl 73728 0 - Live 0xffffffffc08f3000
>> snd_soc_skl_ipc 45056 1 snd_soc_skl, Live 0xffffffffc08e2000
>> snd_soc_sst_ipc 16384 1 snd_soc_skl_ipc, Live 0xffffffffc0826000
>> snd_soc_sst_dsp 24576 1 snd_soc_skl_ipc, Live 0xffffffffc0874000
>> snd_hda_ext_core 20480 1 snd_soc_skl, Live 0xffffffffc081c000
>> snd_soc_sst_match 16384 1 snd_soc_skl, Live 0xffffffffc0558000
>> snd_soc_core 192512 1 snd_soc_skl, Live 0xffffffffc08b2000
>> snd_compress 20480 1 snd_soc_core, Live 0xffffffffc07d0000
>> snd_pcm_dmaengine 16384 1 snd_soc_core, Live 0xffffffffc07cb000
>> ac97_bus 16384 1 snd_soc_core, Live 0xffffffffc07a8000
>> intel_rapl 20480 0 - Live 0xffffffffc08ac000
>> x86_pkg_temp_thermal 16384 0 - Live 0xffffffffc0883000
>> intel_powerclamp 16384 0 - Live 0xffffffffc07ba000
>> coretemp 16384 0 - Live 0xffffffffc07b1000
>> kvm_intel 192512 0 - Live 0xffffffffc0a09000
>> iwlmvm 299008 0 - Live 0xffffffffc0e40000
>> i915 1683456 51 - Live 0xffffffffc0b07000
>> kvm 516096 1 kvm_intel, Live 0xffffffffc0a88000
>> mac80211 688128 1 iwlmvm, Live 0xffffffffc0960000
>> irqbypass 16384 1 kvm, Live 0xffffffffc087e000
>> crct10dif_pclmul 16384 0 - Live 0xffffffffc0889000
>> crc32_pclmul 16384 0 - Live 0xffffffffc0674000
>> crc32c_intel 24576 0 - Live 0xffffffffc07c4000
>> ghash_clmulni_intel 16384 0 - Live 0xffffffffc07bf000
>> iTCO_wdt 16384 0 - Live 0xffffffffc0516000
>> iwlwifi 212992 1 iwlmvm, Live 0xffffffffc092b000
>> iTCO_vendor_support 16384 1 iTCO_wdt, Live 0xffffffffc05f8000
>> mei_wdt 16384 0 - Live 0xffffffffc05ee000
>> pcbc 16384 0 - Live 0xffffffffc059e000
>> drm_kms_helper 131072 1 i915, Live 0xffffffffc06f4000
>> wmi_bmof 16384 0 - Live 0xffffffffc05b2000
>> snd_hda_intel 36864 6 - Live 0xffffffffc069f000
>> aesni_intel 184320 50733 - Live 0xffffffffc0846000
>> aes_x86_64 20480 1 aesni_intel, Live 0xffffffffc066e000
>> crypto_simd 16384 1 aesni_intel, Live 0xffffffffc05b7000
>> glue_helper 16384 1 aesni_intel, Live 0xffffffffc05f3000
>> cryptd 20480 25369 ghash_clmulni_intel,aesni_intel,crypto_simd, Live
>> 0xffffffffc0500000
>> e1000e 225280 0 - Live 0xffffffffc07e4000
>> snd_hda_codec 106496 4
>> snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_hda_intel,
>> Live 0xffffffffc082b000
>> intel_cstate 16384 0 - Live 0xffffffffc051b000
>> evdev 24576 33 - Live 0xffffffffc07dd000
>> cfg80211 532480 3 iwlmvm,mac80211,iwlwifi, Live 0xffffffffc0716000
>> drm 303104 10 i915,drm_kms_helper, Live 0xffffffffc06a9000
>> intel_rapl_perf 16384 0 - Live 0xffffffffc060e000
>> snd_hda_core 65536 7 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_soc_skl,snd_hda_ext_core,snd_hda_intel,snd_hda_codec,
>> Live 0xffffffffc068e000
>> snd_hwdep 20480 2 snd_usb_audio,snd_hda_codec, Live 0xffffffffc0529000
>> intel_gtt 20480 1 i915, Live 0xffffffffc0520000
>> rtsx_pci_ms 20480 0 - Live 0xffffffffc0684000
>> input_leds 16384 0 - Live 0xffffffffc067f000
>> ptp 20480 1 e1000e, Live 0xffffffffc0679000
>> syscopyarea 16384 1 drm_kms_helper, Live 0xffffffffc05fd000
>> sysfillrect 16384 1 drm_kms_helper, Live 0xffffffffc05db000
>> snd_pcm 86016 9 snd_usb_audio,snd_hda_codec_hdmi,snd_soc_skl,snd_hda_ext_core,snd_soc_core,snd_pcm_dmaengine,snd_hda_intel,snd_hda_codec,snd_hda_core,
>> Live 0xffffffffc0658000
>> psmouse 135168 0 - Live 0xffffffffc0636000
>> memstick 16384 1 rtsx_pci_ms, Live 0xffffffffc05e9000
>> sysimgblt 16384 1 drm_kms_helper, Live 0xffffffffc05e4000
>> pcspkr 16384 0 - Live 0xffffffffc0590000
>> mac_hid 16384 0 - Live 0xffffffffc05a3000
>> fuse 94208 7 - Live 0xffffffffc061e000
>> pps_core 20480 1 ptp, Live 0xffffffffc04b1000
>> fb_sys_fops 16384 1 drm_kms_helper, Live 0xffffffffc0572000
>> i2c_i801 24576 0 - Live 0xffffffffc0613000
>> snd_timer 28672 1 snd_pcm, Live 0xffffffffc0606000
>> mei_me 36864 1 - Live 0xffffffffc05a8000
>> mei 81920 3 mei_wdt,mei_me, Live 0xffffffffc05c1000
>> i2c_algo_bit 16384 1 i915, Live 0xffffffffc05bc000
>> shpchp 32768 0 - Live 0xffffffffc0595000
>> intel_pch_thermal 16384 0 - Live 0xffffffffc0531000
>> thermal 20480 0 - Live 0xffffffffc0561000
>> thinkpad_acpi 77824 1 - Live 0xffffffffc057c000
>> nvram 16384 1 thinkpad_acpi, Live 0xffffffffc0577000
>> snd 73728 27 snd_usb_audio,snd_usbmidi_lib,snd_rawmidi,snd_seq_device,snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_soc_core,snd_compress,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer,thinkpad_acpi,
>> Live 0xffffffffc0545000
>> wmi 20480 1 wmi_bmof, Live 0xffffffffc053b000
>> tpm_crb 16384 0 - Live 0xffffffffc0536000
>> soundcore 16384 1 snd, Live 0xffffffffc0511000
>> tpm_tis 16384 0 - Live 0xffffffffc0508000
>> led_class 16384 3 iwlmvm,input_leds,thinkpad_acpi, Live 0xffffffffc04a6000
>> battery 20480 0 - Live 0xffffffffc04ab000
>> ac 16384 0 - Live 0xffffffffc05d6000
>> video 36864 2 i915,thinkpad_acpi, Live 0xffffffffc0568000
>> button 16384 1 i915, Live 0xffffffffc04c3000
>> tpm_tis_core 20480 1 tpm_tis, Live 0xffffffffc03fb000
>> tpm 49152 4 trusted,tpm_crb,tpm_tis,tpm_tis_core, Live 0xffffffffc04d3000
>> hid_generic 16384 0 - Live 0xffffffffc03f1000
>> usbhid 45056 0 - Live 0xffffffffc049a000
>> hid 114688 4 hid_logitech_hidpp,hid_logitech_dj,hid_generic,usbhid, Live
>> 0xffffffffc04e3000
>> btusb 40960 0 - Live 0xffffffffc04c8000
>> btrtl 16384 1 btusb, Live 0xffffffffc04be000
>> btbcm 16384 1 btusb, Live 0xffffffffc04b9000
>> btintel 16384 1 btusb, Live 0xffffffffc03f6000
>> bluetooth 479232 4 btusb,btrtl,btbcm,btintel, Live 0xffffffffc0424000
>> ecdh_generic 24576 1 bluetooth, Live 0xffffffffc0401000
>> rfkill 20480 7 cfg80211,thinkpad_acpi,bluetooth, Live 0xffffffffc025e000
>> sch_fq_codel 20480 6 - Live 0xffffffffc041e000
>> vboxnetflt 28672 0 - Live 0xffffffffc0412000 (O)
>> vboxnetadp 28672 0 - Live 0xffffffffc040a000 (O)
>> pci_stub 16384 1 - Live 0xffffffffc020f000
>> vboxpci 24576 0 - Live 0xffffffffc02cc000 (O)
>> vboxdrv 385024 3 vboxnetflt,vboxnetadp,vboxpci, Live 0xffffffffc0392000 (O)
>> sg 36864 0 - Live 0xffffffffc02a1000
>> ip_tables 24576 0 - Live 0xffffffffc0257000
>> x_tables 32768 1 ip_tables, Live 0xffffffffc0298000
>> ext4 557056 1 - Live 0xffffffffc0309000
>> crc16 16384 2 bluetooth,ext4, Live 0xffffffffc0214000
>> mbcache 16384 1 ext4, Live 0xffffffffc017b000
>> jbd2 90112 1 ext4, Live 0xffffffffc02f2000
>> fscrypto 24576 1 ext4, Live 0xffffffffc01da000
>> sd_mod 49152 5 - Live 0xffffffffc01cd000
>> rtsx_pci_sdmmc 24576 0 - Live 0xffffffffc0208000
>> mmc_core 122880 1 rtsx_pci_sdmmc, Live 0xffffffffc02d3000
>> serio_raw 16384 0 - Live 0xffffffffc0176000
>> atkbd 24576 0 - Live 0xffffffffc018e000
>> libps2 16384 2 psmouse,atkbd, Live 0xffffffffc0189000
>> ahci 36864 4 - Live 0xffffffffc02c2000
>> libahci 28672 1 ahci, Live 0xffffffffc02b6000
>> xhci_pci 16384 0 - Live 0xffffffffc02ad000
>> libata 208896 2 ahci,libahci, Live 0xffffffffc0264000
>> xhci_hcd 188416 1 xhci_pci, Live 0xffffffffc0228000
>> rtsx_pci 49152 2 rtsx_pci_ms,rtsx_pci_sdmmc, Live 0xffffffffc021b000
>> scsi_mod 155648 3 sg,sd_mod,libata, Live 0xffffffffc01e1000
>> usbcore 208896 7
>> uvcvideo,snd_usb_audio,snd_usbmidi_lib,usbhid,btusb,xhci_pci,xhci_hcd, Live
>> 0xffffffffc0199000
>> usb_common 16384 1 usbcore, Live 0xffffffffc0171000
>> i8042 24576 0 - Live 0xffffffffc0182000
>> serio 20480 7 psmouse,serio_raw,atkbd,i8042, Live 0xffffffffc0167000
>>
>> [8.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem)
>>
>> /proc/ioports:
>>
>> 0000-0000 : PCI Bus 0000:00
>> 0000-0000 : dma1
>> 0000-0000 : pic1
>> 0000-0000 : timer0
>> 0000-0000 : timer1
>> 0000-0000 : keyboard
>> 0000-0000 : PNP0800:00
>> 0000-0000 : PNP0C09:00
>> 0000-0000 : EC data
>> 0000-0000 : keyboard
>> 0000-0000 : PNP0C09:00
>> 0000-0000 : EC cmd
>> 0000-0000 : rtc0
>> 0000-0000 : dma page reg
>> 0000-0000 : pic2
>> 0000-0000 : dma2
>> 0000-0000 : fpu
>> 0000-0000 : vesafb
>> 0000-0000 : iTCO_wdt
>> 0000-0000 : iTCO_wdt
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : PCI conf1
>> 0000-0000 : PCI Bus 0000:00
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : pnp 00:01
>> 0000-0000 : ACPI PM1a_EVT_BLK
>> 0000-0000 : ACPI PM1a_CNT_BLK
>> 0000-0000 : ACPI PM_TMR
>> 0000-0000 : ACPI CPU throttle
>> 0000-0000 : iTCO_wdt
>> 0000-0000 : iTCO_wdt
>> 0000-0000 : ACPI PM2_CNT_BLK
>> 0000-0000 : pnp 00:05
>> 0000-0000 : ACPI GPE0_BLK
>> 0000-0000 : 0000:00:02.0
>> 0000-0000 : 0000:00:17.0
>> 0000-0000 : ahci
>> 0000-0000 : 0000:00:17.0
>> 0000-0000 : ahci
>> 0000-0000 : 0000:00:17.0
>> 0000-0000 : ahci
>> 0000-0000 : 0000:00:1f.4
>> 0000-0000 : i801_smbus
>> 0000-0000 : pnp 00:07
>>
>> /proc/iomem:
>>
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : System RAM
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : PCI Bus 0000:00
>> 00000000-00000000 : Video ROM
>> 00000000-00000000 : pnp 00:00
>> 00000000-00000000 : pnp 00:00
>> 00000000-00000000 : pnp 00:00
>> 00000000-00000000 : pnp 00:00
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : System ROM
>> 00000000-00000000 : System RAM
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : ACPI Non-volatile Storage
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : ACPI Non-volatile Storage
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : ACPI Non-volatile Storage
>> 00000000-00000000 : ACPI Tables
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : MSFT0101:00
>> 00000000-00000000 : MSFT0101:00
>> 00000000-00000000 : MSFT0101:00
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : Graphics Stolen Memory
>> 00000000-00000000 : PCI Bus 0000:00
>> 00000000-00000000 : 0000:00:02.0
>> 00000000-00000000 : 0000:00:02.0
>> 00000000-00000000 : PCI Bus 0000:04
>> 00000000-00000000 : 0000:04:00.0
>> 00000000-00000000 : iwlwifi
>> 00000000-00000000 : PCI Bus 0000:02
>> 00000000-00000000 : 0000:02:00.0
>> 00000000-00000000 : rtsx_pci
>> 00000000-00000000 : 0000:00:1f.6
>> 00000000-00000000 : e1000e
>> 00000000-00000000 : 0000:00:14.0
>> 00000000-00000000 : xhci-hcd
>> 00000000-00000000 : 0000:00:1f.3
>> 00000000-00000000 : ICH HD audio
>> 00000000-00000000 : 0000:00:1f.3
>> 00000000-00000000 : ICH HD audio
>> 00000000-00000000 : 0000:00:1f.2
>> 00000000-00000000 : 0000:00:17.0
>> 00000000-00000000 : ahci
>> 00000000-00000000 : 0000:00:08.0
>> 00000000-00000000 : 0000:00:14.2
>> 00000000-00000000 : Intel PCH thermal driver
>> 00000000-00000000 : 0000:00:16.0
>> 00000000-00000000 : mei_me
>> 00000000-00000000 : 0000:00:17.0
>> 00000000-00000000 : ahci
>> 00000000-00000000 : 0000:00:1f.4
>> 00000000-00000000 : 0000:00:17.0
>> 00000000-00000000 : ahci
>> 00000000-00000000 : pnp 00:01
>> 00000000-00000000 : PCI MMCONFIG 0000 [bus 00-3f]
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : pnp 00:01
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : pnp 00:06
>> 00000000-00000000 : pnp 00:06
>> 00000000-00000000 : pnp 00:06
>> 00000000-00000000 : iTCO_wdt
>> 00000000-00000000 : iTCO_wdt
>> 00000000-00000000 : pnp 00:06
>> 00000000-00000000 : pnp 00:06
>> 00000000-00000000 : pnp 00:06
>> 00000000-00000000 : pnp 00:06
>> 00000000-00000000 : pnp 00:01
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : IOAPIC 0
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : HPET 0
>> 00000000-00000000 : PNP0103:00
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : pnp 00:01
>> 00000000-00000000 : pnp 00:01
>> 00000000-00000000 : pnp 00:01
>> 00000000-00000000 : pnp 00:01
>> 00000000-00000000 : MSFT0101:00
>> 00000000-00000000 : MSFT0101:00
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : dmar0
>> 00000000-00000000 : dmar1
>> 00000000-00000000 : Local APIC
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : Reserved
>> 00000000-00000000 : System RAM
>> 00000000-00000000 : Kernel code
>> 00000000-00000000 : Kernel data
>> 00000000-00000000 : Kernel bss
>> 00000000-00000000 : RAM buffer
>>
>> [8.5.] PCI information ('lspci -vvv' as root)
>>
>> 00:00.0 Host bridge: Intel Corporation Xeon E3-1200 v5/E3-1500 v5/6th Gen
>> Core Processor Host Bridge/DRAM Registers (rev 08)
>> Subsystem: Lenovo Device 2231
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx-
>> Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort+ >SERR- <PERR- INTx-
>> Latency: 0
>> Capabilities: [e0] Vendor Specific Information: Len=10 <?>
>> Kernel driver in use: skl_uncore
>>
>> 00:02.0 VGA compatible controller: Intel Corporation HD Graphics 520 (rev
>> 07) (prog-if 00 [VGA controller])
>> Subsystem: Lenovo Device 2231
>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 128
>> Region 0: Memory at e0000000 (64-bit, non-prefetchable) [size=16M]
>> Region 2: Memory at c0000000 (64-bit, prefetchable) [size=512M]
>> Region 4: I/O ports at e000 [size=64]
>> [virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
>> Capabilities: [40] Vendor Specific Information: Len=0c <?>
>> Capabilities: [70] Express (v2) Root Complex Integrated Endpoint,
>> MSI 00
>> DevCap: MaxPayload 128 bytes, PhantFunc 0
>> ExtTag- RBE+
>> 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-
>> DevCap2: Completion Timeout: Not Supported, TimeoutDis-,
>> LTR-, OBFF Not Supported
>> AtomicOpsCap: 32bit- 64bit- 128bitCAS-
>> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-,
>> LTR-, OBFF Disabled
>> AtomicOpsCtl: ReqEn-
>> Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable- 64bit-
>> Address: fee00018 Data: 0000
>> 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: [100 v1] Process Address Space ID (PASID)
>> PASIDCap: Exec+ Priv-, Max PASID Width: 14
>> PASIDCtl: Enable- Exec- Priv-
>> Capabilities: [200 v1] Address Translation Service (ATS)
>> ATSCap: Invalidate Queue Depth: 00
>> ATSCtl: Enable-, Smallest Translation Unit: 00
>> Capabilities: [300 v1] Page Request Interface (PRI)
>> PRICtl: Enable- Reset-
>> PRISta: RF- UPRGI- Stopped-
>> Page Request Capacity: 00008000, Page Request Allocation:
>> 00000000
>> Kernel driver in use: i915
>> Kernel modules: i915
>>
>> 00:08.0 System peripheral: Intel Corporation Xeon E3-1200 v5/v6 / E3-1500 v5
>> / 6th/7th Gen Core Processor Gaussian Mixture Model
>> Subsystem: Lenovo Device 2231
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx-
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 255
>> Region 0: Memory at e124a000 (64-bit, non-prefetchable) [size=4K]
>> Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit-
>> Address: 00000000 Data: 0000
>> Capabilities: [dc] 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: [f0] PCI Advanced Features
>> AFCap: TP+ FLR+
>> AFCtrl: FLR-
>> AFStatus: TP-
>>
>> 00:14.0 USB controller: Intel Corporation Sunrise Point-LP USB 3.0 xHCI
>> Controller (rev 21) (prog-if 30 [XHCI])
>> Subsystem: Lenovo Device 2231
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 123
>> Region 0: Memory at e1220000 (64-bit, non-prefetchable) [size=64K]
>> Capabilities: [70] Power Management version 2
>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA
>> PME(D0-,D1-,D2-,D3hot+,D3cold+)
>> Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
>> Capabilities: [80] MSI: Enable+ Count=1/8 Maskable- 64bit+
>> Address: 00000000fee00258 Data: 0000
>> Kernel driver in use: xhci_hcd
>> Kernel modules: xhci_pci
>>
>> 00:14.2 Signal processing controller: Intel Corporation Sunrise Point-LP
>> Thermal subsystem (rev 21)
>> Subsystem: Lenovo Device 2231
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx-
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin C routed to IRQ 18
>> Region 0: Memory at e124b000 (64-bit, non-prefetchable) [size=4K]
>> Capabilities: [50] Power Management version 3
>> Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
>> PME(D0-,D1-,D2-,D3hot-,D3cold-)
>> Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
>> Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit-
>> Address: 00000000 Data: 0000
>> Kernel driver in use: intel_pch_thermal
>> Kernel modules: intel_pch_thermal
>>
>> 00:16.0 Communication controller: Intel Corporation Sunrise Point-LP CSME
>> HECI #1 (rev 21)
>> Subsystem: Lenovo Device 2231
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 125
>> Region 0: Memory at e124c000 (64-bit, non-prefetchable) [size=4K]
>> Capabilities: [50] Power Management version 3
>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
>> PME(D0-,D1-,D2-,D3hot+,D3cold-)
>> Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
>> Capabilities: [8c] MSI: Enable+ Count=1/1 Maskable- 64bit+
>> Address: 00000000fee00298 Data: 0000
>> Kernel driver in use: mei_me
>> Kernel modules: mei_me
>>
>> 00:17.0 SATA controller: Intel Corporation Sunrise Point-LP SATA Controller
>> [AHCI mode] (rev 21) (prog-if 01 [AHCI 1.0])
>> Subsystem: Lenovo Device 2231
>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 124
>> Region 0: Memory at e1248000 (32-bit, non-prefetchable) [size=8K]
>> Region 1: Memory at e124f000 (32-bit, non-prefetchable) [size=256]
>> Region 2: I/O ports at e080 [size=8]
>> Region 3: I/O ports at e088 [size=4]
>> Region 4: I/O ports at e060 [size=32]
>> Region 5: Memory at e124d000 (32-bit, non-prefetchable) [size=2K]
>> Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>> Address: fee00278 Data: 0000
>> Capabilities: [70] Power Management version 3
>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
>> PME(D0-,D1-,D2-,D3hot+,D3cold-)
>> Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
>> Capabilities: [a8] SATA HBA v1.0 BAR4 Offset=00000004
>> Kernel driver in use: ahci
>> Kernel modules: ahci
>>
>> 00:1c.0 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port
>> #1 (rev f1) (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-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 16
>> Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
>> I/O behind bridge: 0000f000-00000fff [empty]
>> Memory behind bridge: e1100000-e11fffff [size=1M]
>> Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>> [empty]
>> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort+ <SERR- <PERR-
>> BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
>> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
>> Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00
>> DevCap: MaxPayload 256 bytes, PhantFunc 0
>> ExtTag- RBE+
>> 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 8GT/s, Width x1, ASPM L1, Exit
>> Latency L0s <1us, L1 <16us
>> ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>> LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- 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 #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 ABC, TimeoutDis+, LTR+,
>> OBFF Not Supported ARIFwd+
>> AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
>> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-,
>> LTR+, OBFF Disabled ARIFwd-
>> AtomicOpsCtl: ReqEn- EgressBlck-
>> LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance-
>> SpeedDis-
>> 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: Lenovo Device 2231
>> Capabilities: [a0] Power Management version 3
>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
>> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>> 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: 00, GenCap- CGenEn- ChkCap-
>> ChkEn-
>> Capabilities: [140 v1] Access Control Services
>> ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
>> UpstreamFwd- EgressCtrl- DirectTrans-
>> ACSCtl: SrcValid- TransBlk- ReqRedir- CmpltRedir-
>> UpstreamFwd- EgressCtrl- DirectTrans-
>> Capabilities: [200 v1] L1 PM Substates
>> L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> L1_PM_Substates+
>> PortCommonModeRestoreTime=40us
>> PortTPowerOnTime=44us
>> L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> T_CommonMode=60us LTR1.2_Threshold=163840ns
>> L1SubCtl2: T_PwrOn=60us
>> Capabilities: [220 v1] #19
>> Kernel driver in use: pcieport
>> Kernel modules: shpchp
>>
>> 00:1c.2 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port
>> #3 (rev f1) (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-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin C routed to IRQ 18
>> Bus: primary=00, secondary=04, subordinate=04, sec-latency=0
>> I/O behind bridge: 0000f000-00000fff [empty]
>> Memory behind bridge: e1000000-e10fffff [size=1M]
>> Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>> [empty]
>> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort+ <SERR- <PERR-
>> BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
>> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
>> Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00
>> DevCap: MaxPayload 256 bytes, PhantFunc 0
>> ExtTag- RBE+
>> 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 #3, Speed 8GT/s, Width x1, ASPM L0s L1, Exit
>> Latency L0s <1us, L1 <16us
>> ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>> LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- 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 #2, 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 ABC, TimeoutDis+, LTR+,
>> OBFF Not Supported ARIFwd+
>> AtomicOpsCap: Routing- 32bit- 64bit- 128bitCAS-
>> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-,
>> LTR+, OBFF Disabled ARIFwd-
>> AtomicOpsCtl: ReqEn- EgressBlck-
>> LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance-
>> SpeedDis-
>> 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: Lenovo Device 2231
>> Capabilities: [a0] Power Management version 3
>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
>> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>> 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: 00, GenCap- CGenEn- ChkCap-
>> ChkEn-
>> Capabilities: [140 v1] Access Control Services
>> ACSCap: SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
>> UpstreamFwd- EgressCtrl- DirectTrans-
>> ACSCtl: SrcValid- TransBlk- ReqRedir- CmpltRedir-
>> UpstreamFwd- EgressCtrl- DirectTrans-
>> Capabilities: [200 v1] L1 PM Substates
>> L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> L1_PM_Substates+
>> PortCommonModeRestoreTime=40us
>> PortTPowerOnTime=44us
>> L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> T_CommonMode=40us LTR1.2_Threshold=163840ns
>> L1SubCtl2: T_PwrOn=44us
>> Capabilities: [220 v1] #19
>> Kernel driver in use: pcieport
>> Kernel modules: shpchp
>>
>> 00:1f.0 ISA bridge: Intel Corporation Sunrise Point-LP LPC Controller (rev
>> 21)
>> Subsystem: Lenovo Device 2231
>> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx-
>> Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>>
>> 00:1f.2 Memory controller: Intel Corporation Sunrise Point-LP PMC (rev 21)
>> Subsystem: Lenovo Device 2231
>> Control: I/O- Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx-
>> Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Region 0: Memory at e1244000 (32-bit, non-prefetchable) [size=16K]
>> Kernel driver in use: intel_pmc_core
>>
>> 00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21)
>> Subsystem: Lenovo Device 2231
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 64
>> Interrupt: pin A routed to IRQ 126
>> Region 0: Memory at e1240000 (64-bit, non-prefetchable) [size=16K]
>> Region 4: Memory at e1230000 (64-bit, non-prefetchable) [size=64K]
>> Capabilities: [50] Power Management version 3
>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA
>> PME(D0-,D1-,D2-,D3hot+,D3cold+)
>> Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
>> Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
>> Address: 00000000fee002b8 Data: 0000
>> Kernel driver in use: snd_hda_intel
>> Kernel modules: snd_hda_intel, snd_soc_skl
>>
>> 00:1f.4 SMBus: Intel Corporation Sunrise Point-LP SMBus (rev 21)
>> Subsystem: Lenovo Device 2231
>> Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx-
>> Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Interrupt: pin A routed to IRQ 16
>> Region 0: Memory at e124e000 (64-bit, non-prefetchable) [size=256]
>> Region 4: I/O ports at efa0 [size=32]
>> Kernel driver in use: i801_smbus
>> Kernel modules: i2c_i801
>>
>> 00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection I219-LM
>> (rev 21)
>> Subsystem: Lenovo Device 2233
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 129
>> Region 0: Memory at e1200000 (32-bit, non-prefetchable) [size=128K]
>> Capabilities: [c8] Power Management version 3
>> Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
>> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>> Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=1 PME-
>> Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
>> Address: 00000000fee002f8 Data: 0000
>> Capabilities: [e0] PCI Advanced Features
>> AFCap: TP+ FLR+
>> AFCtrl: FLR-
>> AFStatus: TP-
>> Kernel driver in use: e1000e
>> Kernel modules: e1000e
>>
>> 02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI
>> Express Card Reader (rev 01)
>> Subsystem: Lenovo Device 2233
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 122
>> Region 0: Memory at e1100000 (32-bit, non-prefetchable) [size=4K]
>> Capabilities: [40] Power Management version 3
>> Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=375mA
>> PME(D0-,D1+,D2+,D3hot+,D3cold+)
>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>> Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+
>> Address: 00000000fee00238 Data: 0000
>> Capabilities: [70] Express (v2) Endpoint, MSI 00
>> DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s
>> unlimited, L1 unlimited
>> ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
>> SlotPowerLimit 10.000W
>> DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
>> Unsupported-
>> RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop-
>> MaxPayload 128 bytes, MaxReadReq 512 bytes
>> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+
>> TransPend-
>> LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Exit
>> Latency L0s unlimited, L1 <64us
>> ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+
>> LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
>> ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
>> LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+
>> DLActive- BWMgmt- ABWMgmt-
>> DevCap2: Completion Timeout: Not Supported, TimeoutDis+,
>> LTR+, OBFF Via message/WAKE#
>> AtomicOpsCap: 32bit- 64bit- 128bitCAS-
>> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-,
>> LTR+, OBFF Disabled
>> AtomicOpsCtl: ReqEn-
>> LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance-
>> SpeedDis-
>> Transmit Margin: Normal Operating Range,
>> EnterModifiedCompliance- ComplianceSOS-
>> Compliance De-emphasis: -6dB
>> LnkSta2: Current De-emphasis Level: -3.5dB,
>> EqualizationComplete-, EqualizationPhase1-
>> EqualizationPhase2-, EqualizationPhase3-,
>> LinkEqualizationRequest-
>> Capabilities: [100 v2] 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: 00, GenCap+ CGenEn- ChkCap+
>> ChkEn-
>> Capabilities: [140 v1] Device Serial Number 00-00-00-01-00-4c-e0-00
>> Capabilities: [150 v1] Latency Tolerance Reporting
>> Max snoop latency: 3145728ns
>> Max no snoop latency: 3145728ns
>> Capabilities: [158 v1] L1 PM Substates
>> L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> L1_PM_Substates+
>> PortCommonModeRestoreTime=60us
>> PortTPowerOnTime=60us
>> L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> T_CommonMode=0us LTR1.2_Threshold=163840ns
>> L1SubCtl2: T_PwrOn=60us
>> Kernel driver in use: rtsx_pci
>> Kernel modules: rtsx_pci
>>
>> 04:00.0 Network controller: Intel Corporation Wireless 8260 (rev 3a)
>> Subsystem: Intel Corporation Device 1130
>> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
>> Stepping- SERR- FastB2B- DisINTx+
>> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
>> <TAbort- <MAbort- >SERR- <PERR- INTx-
>> Latency: 0
>> Interrupt: pin A routed to IRQ 127
>> Region 0: Memory at e1000000 (64-bit, non-prefetchable) [size=8K]
>> Capabilities: [c8] Power Management version 3
>> Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
>> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>> Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>> Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
>> Address: 00000000fee002d8 Data: 0000
>> Capabilities: [40] Express (v2) Endpoint, MSI 00
>> DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s
>> <512ns, L1 unlimited
>> ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+
>> SlotPowerLimit 0.000W
>> DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
>> Unsupported-
>> RlxdOrd+ ExtTag- PhantFunc- AuxPwr+ NoSnoop+
>> FLReset-
>> MaxPayload 128 bytes, MaxReadReq 128 bytes
>> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+
>> TransPend-
>> LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L1, Exit
>> Latency L0s <4us, L1 <8us
>> ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+
>> LnkCtl: ASPM L1 Enabled; RCB 64 bytes Disabled- CommClk+
>> ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
>> LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+
>> DLActive- BWMgmt- ABWMgmt-
>> DevCap2: Completion Timeout: Range B, TimeoutDis+, LTR+,
>> OBFF Via WAKE#
>> AtomicOpsCap: 32bit- 64bit- 128bitCAS-
>> DevCtl2: Completion Timeout: 16ms to 55ms, TimeoutDis-,
>> LTR+, OBFF Disabled
>> AtomicOpsCtl: ReqEn-
>> LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance-
>> SpeedDis-
>> Transmit Margin: Normal Operating Range,
>> EnterModifiedCompliance- ComplianceSOS-
>> Compliance De-emphasis: -6dB
>> LnkSta2: Current De-emphasis Level: -3.5dB,
>> EqualizationComplete-, EqualizationPhase1-
>> EqualizationPhase2-, EqualizationPhase3-,
>> LinkEqualizationRequest-
>> 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: 00, GenCap- CGenEn- ChkCap-
>> ChkEn-
>> Capabilities: [140 v1] Device Serial Number 44-85-00-ff-ff-c8-79-d1
>> Capabilities: [14c v1] Latency Tolerance Reporting
>> Max snoop latency: 3145728ns
>> Max no snoop latency: 3145728ns
>> Capabilities: [154 v1] L1 PM Substates
>> L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> L1_PM_Substates+
>> PortCommonModeRestoreTime=30us
>> PortTPowerOnTime=18us
>> L1SubCtl1: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
>> T_CommonMode=0us LTR1.2_Threshold=163840ns
>> L1SubCtl2: T_PwrOn=44us
>> Kernel driver in use: iwlwifi
>> Kernel modules: iwlwifi
>>
>> [8.6.] SCSI information (from /proc/scsi/scsi)
>>
>> Attached devices:
>> Host: scsi1 Channel: 00 Id: 00 Lun: 00
>> Vendor: ATA Model: Samsung SSD 850 Rev: 2B6Q
>> Type: Direct-Access ANSI SCSI revision: 05
>>
>> [X. Other notes]
>>
>> X.1. this is my first kernel bug report. I'm doing my best
>> to follow the guidelines, but may be imprecise or missing
>> debug info. Please ask if this is the case. Thanks.
>> I remain available for follow-up and testing.
>>
>> X.2. This is a follow-up to downstream discussion:
>> - Arch bbs talk: https://bbs.archlinux.org/viewtopic.php?pid=1737688
>> - Arch bug: https://bugs.archlinux.org/task/55705
>>
>> X.3. Over at the Arch bbs, someone suggested I try
>> `intel_iommu=igfx_off` rather than full `intel_iommu=off`.
>> It's not enough; even with `intel_iommu=igfx_off`,
>> resume is broken.
>>
>> Same person on Arch bbs suggested my bug might be related to
>> https://bugs.freedesktop.org/show_bug.cgi?id=89360
>>
>> X.4. Several reports of the same problem on Reddit:
>>
>> https://www.reddit.com/r/archlinux/comments/72z2rv/linux_41331_is_in_core/dnmjaeo/
>> _______________________________________________
>> iommu mailing list
>> iommu at lists.linux-foundation.org
>> https://lists.linuxfoundation.org/mailman/listinfo/iommu
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