Re: [PATCH] platform/x86: ISST: Fix the KASAN report slab-out-of-bounds bug

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On 2024/9/20 2:37, srinivas pandruvada wrote:
On Fri, 2024-09-20 at 00:22 +0800, Zach Wade wrote:



Hi Wade,


...
...

What is
sudo lspci -vvv

Hi Pandruvada,

The command output is as follows:
lspci -vvv
00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge (rev 01)
        Subsystem: VMware Virtual Machine Chipset
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

00:01.0 PCI bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX AGP bridge (rev 01) (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=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 0
        Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
        I/O behind bridge: f000-0fff [disabled] [16-bit]
        Memory behind bridge: fff00000-000fffff [disabled] [32-bit]
Prefetchable memory behind bridge: fff00000-000fffff [disabled] [32-bit] Secondary status: 66MHz+ FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- <SERR- <PERR- BridgeCtl: Parity- SERR- NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
                PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-

00:07.0 ISA bridge: Intel Corporation 82371AB/EB/MB PIIX4 ISA (rev 08)
        Subsystem: VMware Virtual Machine Chipset
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

00:07.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) (prog-if 8a [ISA Compatibility mode controller, supports both channels switched to PCI native mode, supports bus mastering])
        Subsystem: VMware Virtual Machine Chipset
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: 64
        Region 0: I/O ports at 01f0 [size=8]
        Region 1: I/O ports at 03f4
        Region 2: I/O ports at 0170 [size=8]
        Region 3: I/O ports at 0374
        Region 4: I/O ports at 0850 [size=16]
        Kernel driver in use: ata_piix
        Kernel modules: pata_acpi, ata_generic

00:07.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 08)
        Subsystem: VMware Virtual Machine Chipset
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 ? routed to IRQ 9
        Kernel modules: i2c_piix4

00:07.7 System peripheral: VMware Virtual Machine Communication Interface (rev 10)
        Subsystem: VMware Virtual Machine Communication Interface
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: 64 (1500ns min, 63750ns max)
        Interrupt: pin A routed to IRQ 16
        Region 0: I/O ports at 0800 [size=64]
        Region 1: Memory at ffbc0000 (64-bit, non-prefetchable) [size=256K]
        Capabilities: [40] MSI: Enable- Count=1/1 Maskable- 64bit+
                Address: 0000000000000000  Data: 0000
        Capabilities: [58] MSI-X: Enable+ Count=3 Masked-
                Vector table: BAR=1 offset=00000000
                PBA: BAR=1 offset=00010000
        Kernel driver in use: vmw_vmci
        Kernel modules: vmw_vmci

00:0f.0 VGA compatible controller: VMware SVGA II Adapter (prog-if 00 [VGA controller])
        Subsystem: VMware SVGA II Adapter
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: 64, Cache Line Size: 32 bytes
        Interrupt: pin A routed to IRQ 16
        Region 0: I/O ports at 0840 [size=16]
        Region 1: Memory at f0000000 (32-bit, prefetchable) [size=128M]
        Region 2: Memory at ff000000 (32-bit, non-prefetchable) [size=8M]
        Expansion ROM at 000c0000 [disabled] [size=128K]
        Capabilities: [40] Vendor Specific Information: Len=00 <?>
        Capabilities: [44] PCI Advanced Features
                AFCap: TP+ FLR+
                AFCtrl: FLR-
                AFStatus: TP-
        Kernel driver in use: vmwgfx
        Kernel modules: vmwgfx

02:00.0 Serial Attached SCSI controller: VMware PVSCSI SCSI Controller (rev 02)
        DeviceName: SCSI0
        Subsystem: VMware PVSCSI SCSI Controller
        Physical Slot: 32
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 17
        Region 0: I/O ports at 0a30 [size=8]
        Region 1: Memory at ffbb0000 (64-bit, non-prefetchable) [size=32K]
        Expansion ROM at fdd00000 [disabled] [size=64K]
        Capabilities: [40] Express (v2) Endpoint, IntMsgNum 0
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset+ SlotPowerLimit 0W
                DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- FLReset-
                        MaxPayload 128 bytes, MaxReadReq 128 bytes
DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr- TransPend- LnkCap: Port #0, Speed 5GT/s, Width x32, ASPM L0s, Exit Latency L0s <64ns
                        ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
                LnkCtl: ASPM Disabled; RCB 64 bytes, LnkDisable- CommClk-
                        ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 5GT/s, Width x32
                        TrErr- Train- SlotClk- DLActive- BWMgmt- ABWMgmt-
DevCap2: Completion Timeout: Not Supported, TimeoutDis- NROPrPrP- LTR- 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix- EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit-
                         FRS- TPHComp- ExtTPHComp-
                         AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
                         AtomicOpsCtl: ReqEn-
                         IDOReq- IDOCompl- LTR- EmergencyPowerReductionReq-
                         10BitTagReq- OBFF Disabled, EETLPPrefixBlk-
LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis- Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance Preset/De-emphasis: -6dB de-emphasis, 0dB preshoot LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete- EqualizationPhase1- EqualizationPhase2- EqualizationPhase3- LinkEqualizationRequest-
                         Retimer- 2Retimers- CrosslinkRes: unsupported
        Capabilities: [7c] MSI: Enable- Count=1/1 Maskable- 64bit+
                Address: 0000000000000000  Data: 0000
        Capabilities: [94] 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: [9c] MSI-X: Enable+ Count=24 Masked-
                Vector table: BAR=1 offset=00006000
                PBA: BAR=1 offset=00007000
        Capabilities: [100 v1] Device Serial Number c0-45-4f-c0-50-05-05-68
        Kernel driver in use: vmw_pvscsi
        Kernel modules: vmw_pvscsi

02:01.0 USB controller: VMware USB1.1 UHCI Controller (prog-if 00 [UHCI])
        DeviceName: usb
        Subsystem: VMware Device 1976
        Physical Slot: 33
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: 64
        Interrupt: pin A routed to IRQ 18
        Region 4: I/O ports at 0a00 [size=32]
        Capabilities: [40] PCI Advanced Features
                AFCap: TP+ FLR+
                AFCtrl: FLR-
                AFStatus: TP-
        Kernel driver in use: uhci_hcd

02:02.0 Ethernet controller: VMware VMXNET3 Ethernet Controller (rev 01)
        DeviceName: Ethernet0
        Subsystem: VMware VMXNET3 Ethernet Controller
        Physical Slot: 34
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, Cache Line Size: 32 bytes
        Interrupt: pin A routed to IRQ 19
        Region 0: Memory at fe243000 (32-bit, non-prefetchable) [size=4K]
        Region 1: Memory at fe242000 (32-bit, non-prefetchable) [size=4K]
        Region 2: Memory at fe240000 (32-bit, non-prefetchable) [size=8K]
        Region 3: I/O ports at 0a20 [size=16]
        Expansion ROM at fdd10000 [disabled] [size=64K]
        Capabilities: [40] 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: [48] Express (v2) Endpoint, IntMsgNum 0
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset- SlotPowerLimit 0W
                DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                        RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
                        MaxPayload 128 bytes, MaxReadReq 128 bytes
DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr- TransPend- LnkCap: Port #0, Speed 5GT/s, Width x32, ASPM L0s, Exit Latency L0s <64ns
                        ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
                LnkCtl: ASPM Disabled; RCB 64 bytes, LnkDisable- CommClk-
                        ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 5GT/s, Width x32
                        TrErr- Train- SlotClk- DLActive- BWMgmt- ABWMgmt-
DevCap2: Completion Timeout: Not Supported, TimeoutDis- NROPrPrP- LTR- 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt- EETLPPrefix- EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit-
                         FRS- TPHComp- ExtTPHComp-
                         AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
                         AtomicOpsCtl: ReqEn-
                         IDOReq- IDOCompl- LTR- EmergencyPowerReductionReq-
                         10BitTagReq- OBFF Disabled, EETLPPrefixBlk-
LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete- EqualizationPhase1- EqualizationPhase2- EqualizationPhase3- LinkEqualizationRequest-
                         Retimer- 2Retimers- CrosslinkRes: unsupported
        Capabilities: [84] MSI: Enable- Count=1/1 Maskable- 64bit+
                Address: 0000000000000000  Data: 0000
        Capabilities: [9c] MSI-X: Enable+ Count=65 Masked-
                Vector table: BAR=2 offset=00000000
                PBA: BAR=2 offset=00001000
        Capabilities: [100 v1] Device Serial Number 00-0c-29-ff-ff-8c-20-03
        Kernel driver in use: vmxnet3
        Kernel modules: vmxnet3

02:03.0 USB controller: VMware USB2 EHCI Controller (prog-if 20 [EHCI])
        DeviceName: ehci
        Subsystem: VMware USB2 EHCI Controller
        Physical Slot: 35
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 (1500ns min, 63750ns max)
        Interrupt: pin A routed to IRQ 16
        Region 0: Memory at fe211000 (32-bit, non-prefetchable) [size=4K]
        Capabilities: [40] PCI Advanced Features
                AFCap: TP+ FLR+
                AFCtrl: FLR-
                AFStatus: TP-
        Kernel driver in use: ehci-pci

02:04.0 SATA controller: VMware SATA AHCI controller (prog-if 01 [AHCI 1.0])
        DeviceName: sata0
        Subsystem: VMware SATA AHCI controller
        Physical Slot: 36
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 24
        Region 5: Memory at fe210000 (32-bit, non-prefetchable) [size=4K]
        Expansion ROM at fdd20000 [disabled] [size=64K]
        Capabilities: [40] 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: [48] MSI: Enable+ Count=1/1 Maskable- 64bit+
                Address: 00000000fee04000  Data: 0020
        Capabilities: [60] SATA HBA v1.0 InCfgSpace
        Capabilities: [70] PCI Advanced Features
                AFCap: TP+ FLR+
                AFCtrl: FLR-
                AFStatus: TP-
        Kernel driver in use: ahci

Also cat /proc/cpuinfo?


Since there are 32 cores, the output is quite long, so I omitted the repeated parts to keep the email short:
cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 85
model name      : Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz
stepping        : 7
microcode       : 0x5003302
cpu MHz         : 2893.202
cache size      : 22528 KB
physical id     : 0
siblings        : 1
core id         : 0
cpu cores       : 1
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 mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves arat pku ospke avx512_vnni md_clear flush_l1d arch_capabilities bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit mmio_stale_data retbleed eibrs_pbrsb gds bhi
bogomips        : 5786.40
clflush size    : 64
cache_alignment : 64
address sizes   : 45 bits physical, 48 bits virtual
power management:

processor       : 1
vendor_id       : GenuineIntel
cpu family      : 6
model           : 85
model name      : Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz
stepping        : 7
microcode       : 0x5003302
cpu MHz         : 2893.202
cache size      : 22528 KB
physical id     : 2
siblings        : 1
core id         : 0
cpu cores       : 1
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 mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves arat pku ospke avx512_vnni md_clear flush_l1d arch_capabilities bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit mmio_stale_data retbleed eibrs_pbrsb gds bhi
bogomips        : 5786.40
clflush size    : 64
cache_alignment : 64
address sizes   : 45 bits physical, 48 bits virtual
power management:

processor       : 2
vendor_id       : GenuineIntel
cpu family      : 6
model           : 85
model name      : Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz
stepping        : 7
microcode       : 0x5003302
cpu MHz         : 2893.202
cache size      : 22528 KB
physical id     : 4
siblings        : 1
core id         : 0
cpu cores       : 1
apicid          : 4
initial apicid  : 4
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 mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves arat pku ospke avx512_vnni md_clear flush_l1d arch_capabilities bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit mmio_stale_data retbleed eibrs_pbrsb gds bhi
bogomips        : 5786.40
clflush size    : 64
cache_alignment : 64
address sizes   : 45 bits physical, 48 bits virtual
power management:

processor       : 3
vendor_id       : GenuineIntel
cpu family      : 6
model           : 85
model name      : Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz
stepping        : 7
microcode       : 0x5003302
cpu MHz         : 2893.202
cache size      : 22528 KB
physical id     : 6
siblings        : 1
core id         : 0
cpu cores       : 1
apicid          : 6
initial apicid  : 6
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 mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves arat pku ospke avx512_vnni md_clear flush_l1d arch_capabilities bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit mmio_stale_data retbleed eibrs_pbrsb gds bhi
bogomips        : 5786.40
clflush size    : 64
cache_alignment : 64
address sizes   : 45 bits physical, 48 bits virtual
power management:

......

processor       : 29
vendor_id       : GenuineIntel
cpu family      : 6
model           : 85
model name      : Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz
stepping        : 7
microcode       : 0x5003302
cpu MHz         : 2893.202
cache size      : 22528 KB
physical id     : 58
siblings        : 1
core id         : 0
cpu cores       : 1
apicid          : 58
initial apicid  : 58
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 mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves arat pku ospke avx512_vnni md_clear flush_l1d arch_capabilities bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit mmio_stale_data retbleed eibrs_pbrsb gds bhi
bogomips        : 5786.40
clflush size    : 64
cache_alignment : 64
address sizes   : 45 bits physical, 48 bits virtual
power management:

processor       : 30
vendor_id       : GenuineIntel
cpu family      : 6
model           : 85
model name      : Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz
stepping        : 7
microcode       : 0x5003302
cpu MHz         : 2893.202
cache size      : 22528 KB
physical id     : 60
siblings        : 1
core id         : 0
cpu cores       : 1
apicid          : 60
initial apicid  : 60
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 mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves arat pku ospke avx512_vnni md_clear flush_l1d arch_capabilities bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit mmio_stale_data retbleed eibrs_pbrsb gds bhi
bogomips        : 5786.40
clflush size    : 64
cache_alignment : 64
address sizes   : 45 bits physical, 48 bits virtual
power management:

processor       : 31
vendor_id       : GenuineIntel
cpu family      : 6
model           : 85
model name      : Intel(R) Xeon(R) Gold 6226R CPU @ 2.90GHz
stepping        : 7
microcode       : 0x5003302
cpu MHz         : 2893.202
cache size      : 22528 KB
physical id     : 62
siblings        : 1
core id         : 0
cpu cores       : 1
apicid          : 62
initial apicid  : 62
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 mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon nopl xtopology tsc_reliable nonstop_tsc cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch ssbd ibrs ibpb stibp ibrs_enhanced fsgsbase tsc_adjust bmi1 avx2 smep bmi2 invpcid avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves arat pku ospke avx512_vnni md_clear flush_l1d arch_capabilities bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs itlb_multihit mmio_stale_data retbleed eibrs_pbrsb gds bhi
bogomips        : 5786.40
clflush size    : 64
cache_alignment : 64
address sizes   : 45 bits physical, 48 bits virtual
power management:


Thanks,
Srinivas


I don't think lspci in VM will show this device.
Can you send lspci -k?

lspci -k
00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX
Host
...
>> ...
          Kernel driver in use: ehci-pci
02:04.0 SATA controller: VMware SATA AHCI controller
          DeviceName: sata0
          Subsystem: VMware SATA AHCI controller
          Kernel driver in use: ahci


This is not complete list.

As requested, the full output of lspci -k is documented above.

Thanks,
Zach



I want to make sure somehow your other VM PCI device is using same
ID
...
...






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