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Re: [Xen-users] "Booted on L1TF-vulnerable hardware with SMT/Hyperthreading enabled" .. or not?

To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, "xen-users@xxxxxxxxxxxxxxxxxxxx" <xen-users@xxxxxxxxxxxxxxxxxxxx>

From: Hans van Kranenburg <hans@xxxxxxxxxxx>

Date: Mon, 3 Sep 2018 01:11:18 +0200

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Delivery-date: Sun, 02 Sep 2018 23:12:33 +0000

List-id: Xen user discussion <xen-users.lists.xenproject.org>

Openpgp: preference=signencrypt

On 09/03/2018 12:50 AM, Andrew Cooper wrote: > On 02/09/18 23:27, Hans van Kranenburg wrote: >> On 09/03/2018 12:14 AM, Andrew Cooper wrote: >>> On 02/09/18 21:22, Hans van Kranenburg wrote: >>>> On 08/31/2018 02:12 AM, Hans van Kranenburg wrote: >>>>> On 08/31/2018 02:09 AM, Hans van Kranenburg wrote: >>>>>> I have some HP ProLiant DL360 G7 (P68) servers here, and I just put this >>>>>> BIOS update on them: >>>>>> >>>>>> https://support.hpe.com/hpsc/swd/public/detail?swItemId=MTX_23267b7aabb6489a8332d06919#tab3 >>>>>> >>>>>> Version: 2018.05.21(2 Jul 2018) >>>>>> >>>>>> The release notes contain a whole story about "This revision of the >>>>>> System ROM includes the latest revision of the Intel microcode which, in >>>>>> combination with operating system and hypervisor updates, provides >>>>>> mitigation for the L1 Terminal Fault – OS/SMM (CVE-2018-3620) and L1 >>>>>> Terminal Fault – VMM (CVE-2018-3646) security vulnerabilities." >>>>>> >>>>>> In the BIOS cpu settings, hyperthreading is disabled. This server >>>>>> contains 2x 6-core Intel(R) Xeon(R) CPU X5675 @ 3.07GHz >>>>>> >>>>>> From xen info: (4.11, built from stable-4.11 commit 733450b39b) >>>>>> >>>>>> -# xen info >>>>>> host : rho >>>>>> release : 4.17.0-0.bpo.3-amd64 >>>>>> version : #1 SMP Debian 4.17.17-1~bpo9+1 (2018-08-27) >>>>>> machine : x86_64 >>>>>> nr_cpus : 12 >>>>>> max_cpu_id : 31 >>>>>> nr_nodes : 2 >>>>>> cores_per_socket : 6 >>>>>> threads_per_core : 1 >>>> From server startup serial console: >>>> >>>> ---- >8 ---- >>>> 108 GB Installed >>>> >>>> >>>> >>>> ProLiant System BIOS - P68 (05/21/2018) >>>> >>>> Copyright 1982, 2018 Hewlett-Packard Development Company, L.P. >>>> >>>> >>>> >>>> >>>> 2 Processor(s) detected, 12 total cores enabled, Hyperthreading is disabled >>>> Proc 1: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz >>>> Proc 2: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz >>>> QPI Speed: 6.4 GT/s >>>> HP Power Profile Mode: Custom >>>> Power Regulator Mode: Static High Performance >>>> >>>> Advanced Memory Protection Mode: Advanced ECC Support >>>> Redundant ROM Detected - This system contains a valid backup system ROM. >>>> Inlet Ambient Temperature: 20C/68F >>>> >>>> ---- >8 ---- >>>> >>>> "Hyperthreading is disabled" >>>> >>>>>> Still, xl dmesg shows me: >>>>>> >>>>>> (XEN) *************************************************** >>>>>> (XEN) Booted on L1TF-vulnerable hardware with SMT/Hyperthreading >>>>>> (XEN) enabled. Please assess your configuration and choose an >>>>>> (XEN) explicit 'smt=<bool>' setting. See XSA-273. >>>>>> (XEN) *************************************************** >>>>>> >>>>>> What's wrong here? >>>>> Additionally: >>>> So, interestingly, this information (from dom0) lists ht again in flags: >>>> >>>>> -# cat /proc/cpuinfo >>>>> processor : 0 >>>>> vendor_id : GenuineIntel >>>>> cpu family : 6 >>>>> model : 44 >>>>> model name : Intel(R) Xeon(R) CPU X5675 @ 3.07GHz >>>>> stepping : 2 >>>>> microcode : 0x1f >>>>> cpu MHz : 3066.788 >>>>> cache size : 12288 KB >>>>> physical id : 0 >>>>> siblings : 4 >>>>> core id : 0 >>>>> cpu cores : 1 >>>>> apicid : 0 >>>>> initial apicid : 0 >>>>> fpu : yes >>>>> fpu_exception : yes >>>>> cpuid level : 11 >>>>> wp : yes >>>>> flags : fpu de tsc msr pae mce cx8 apic sep mca cmov pat >>>>> clflush acpi >>>>> mmx fxsr sse sse2 ss ht syscall nx lm constant_tsc rep_good nopl >>>>> nonstop_tsc cpuid pni pclmulqdq monitor est ssse3 cx16 sse4_1 sse4_2 >>>>> popcnt aes hypervisor lahf_lm ssbd ibrs ibpb stibp >>>>> bugs : null_seg cpu_meltdown spectre_v1 spectre_v2 >>>>> spec_store_bypass l1tf >>>>> bogomips : 6133.57 >>>>> clflush size : 64 >>>>> cache_alignment : 64 >>>>> address sizes : 40 bits physical, 48 bits virtual >>>>> power management: >>>>> >>>>> (identical for all cpus listed) >>>> Another view on the thing, from dmidecode: >>>> >>>> Handle 0x0400, DMI type 4, 42 bytes >>>> Processor Information >>>> Socket Designation: Proc 1 >>>> Type: Central Processor >>>> Family: Xeon >>>> Manufacturer: Intel >>>> ID: C2 06 02 00 FF FB EB BF >>>> Signature: Type 0, Family 6, Model 44, Stepping 2 >>>> Flags: >>>> FPU (Floating-point unit on-chip) >>>> VME (Virtual mode extension) >>>> DE (Debugging extension) >>>> PSE (Page size extension) >>>> TSC (Time stamp counter) >>>> MSR (Model specific registers) >>>> PAE (Physical address extension) >>>> MCE (Machine check exception) >>>> CX8 (CMPXCHG8 instruction supported) >>>> APIC (On-chip APIC hardware supported) >>>> SEP (Fast system call) >>>> MTRR (Memory type range registers) >>>> PGE (Page global enable) >>>> MCA (Machine check architecture) >>>> CMOV (Conditional move instruction supported) >>>> PAT (Page attribute table) >>>> PSE-36 (36-bit page size extension) >>>> CLFSH (CLFLUSH instruction supported) >>>> DS (Debug store) >>>> ACPI (ACPI supported) >>>> MMX (MMX technology supported) >>>> FXSR (FXSAVE and FXSTOR instructions supported) >>>> SSE (Streaming SIMD extensions) >>>> SSE2 (Streaming SIMD extensions 2) >>>> SS (Self-snoop) >>>> HTT (Multi-threading) >>>> TM (Thermal monitor supported) >>>> PBE (Pending break enabled) >>>> Version: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz >>>> Voltage: 1.4 V >>>> External Clock: 133 MHz >>>> Max Speed: 4800 MHz >>>> Current Speed: 3067 MHz >>>> Status: Populated, Enabled >>>> Upgrade: Socket LGA1366 >>>> L1 Cache Handle: 0x0710 >>>> L2 Cache Handle: 0x0720 >>>> L3 Cache Handle: 0x0730 >>>> Serial Number: Not Specified >>>> Asset Tag: Not Specified >>>> Part Number: Not Specified >>>> Core Count: 6 >>>> Core Enabled: 6 >>>> Thread Count: 12 >>>> Characteristics: >>>> 64-bit capable >>>> >>>> This also lists hyperthreading and 6 cores with 12 threads per physical >>>> cpu... >>>> >>>> The code which decides about printing the message or not does: >>>> >>>> if ( opt_smt == -1 && cpu_has_bug_l1tf && !pv_shim && >>>> boot_cpu_data.x86_num_siblings > 1 ) >>>> warning_add( >>>> "Booted on L1TF-vulnerable hardware with SMT/Hyperthreading\n" >>>> "enabled. Please assess your configuration and choose an\n" >>>> "explicit 'smt=<bool>' setting. See XSA-273.\n"); >>>> >>>> (from commit 2a47c75509, author in Cc) >>>> >>>> Apparently in here, boot_cpu_data.x86_num_siblings > 1 still matches >>>> when hyperthreading is actually disabled in bios configuration? >>>> >>>> Is there a better way to detect configuration (enabled/disabled) vs. >>>> just the fact that the hardware has the feature and could enable it? >>>> Something like the same source as where xl info gets the >>>> threads_per_core from, which does show up as 1? >>> The HT flag in CPUID is of no use in this case. It is actually >>> HyperThreadingTechnology which is a bit signalling that other topology >>> related information in the CPUID leaves has changed from the legacy >>> enumeration mechanisms. Most hardware in the last 10 years sets the HTT >>> bit, even on non-HT capable hardware. >>> >>> Do you have the full Xen boot log (`xl dmesg` once dom0 has booted) ? >>> >>> Xen's boot_cpu_data.x86_num_siblings ought to be correct, but I'd agree >>> in this case it appears to be in direct contradiction to what the >>> firmware claims. >> (XEN) parameter "placeholder" unknown! >> (XEN) Xen version 4.11.1-pre (Debian >> 4.11.1~pre+1.733450b39b-1~exp1~mxbp9+1) (hans@xxxxxxxxxxx) (gcc (Debian >> 6.3.0-18+deb9u1) 6.3.0 20170516) debug=n Wed Aug 22 15:26:44 UTC 2018 >> (XEN) Bootloader: GRUB 2.02~beta3-5 >> (XEN) Command line: placeholder dom0_max_vcpus=4 dom0_mem=4G,max:4G >> com2=115200,8n1 console=com2,vga noreboot xpti=no-dom0 >> (XEN) Xen image load base address: 0 >> (XEN) Video information: >> (XEN) VGA is text mode 80x25, font 8x16 >> (XEN) VBE/DDC methods: none; EDID transfer time: 2 seconds >> (XEN) EDID info not retrieved because no DDC retrieval method detected >> (XEN) Disc information: >> (XEN) Found 1 MBR signatures >> (XEN) Found 1 EDD information structures >> (XEN) Xen-e820 RAM map: >> (XEN) 0000000000000000 - 000000000009f400 (usable) >> (XEN) 000000000009f400 - 00000000000a0000 (reserved) >> (XEN) 00000000000f0000 - 0000000000100000 (reserved) >> (XEN) 0000000000100000 - 00000000d762f000 (usable) >> (XEN) 00000000d762f000 - 00000000d763c000 (ACPI data) >> (XEN) 00000000d763c000 - 00000000d763d000 (usable) >> (XEN) 00000000d763d000 - 00000000dc000000 (reserved) >> (XEN) 00000000fec00000 - 00000000fee10000 (reserved) >> (XEN) 00000000ff800000 - 0000000100000000 (reserved) >> (XEN) 0000000100000000 - 0000001b27fff000 (usable) >> (XEN) New Xen image base address: 0xd7000000 >> (XEN) ACPI: RSDP 000F4F00, 0024 (r2 HP ) >> (XEN) ACPI: XSDT D7630140, 00B4 (r1 HP ProLiant 2 � 162E) >> (XEN) ACPI: FACP D7630240, 00F4 (r3 HP ProLiant 2 � 162E) >> (XEN) ACPI: DSDT D7630340, 20BD (r1 HP DSDT 1 INTL 20030228) >> (XEN) ACPI: FACS D762F100, 0040 >> (XEN) ACPI: SPCR D762F140, 0050 (r1 HP SPCRRBSU 1 � 162E) >> (XEN) ACPI: MCFG D762F1C0, 003C (r1 HP ProLiant 1 0) >> (XEN) ACPI: HPET D762F200, 0038 (r1 HP ProLiant 2 � 162E) >> (XEN) ACPI: FFFF D762F240, 0064 (r2 HP ProLiant 2 � 162E) >> (XEN) ACPI: SPMI D762F2C0, 0040 (r5 HP ProLiant 1 � 162E) >> (XEN) ACPI: ERST D762F300, 01D0 (r1 HP ProLiant 1 � 162E) >> (XEN) ACPI: APIC D762F500, 015E (r1 HP ProLiant 2 0) >> (XEN) ACPI: SRAT D762F680, 0570 (r1 HP Proliant 1 � 162E) >> (XEN) ACPI: FFFF D762FC00, 0176 (r1 HP ProLiant 1 � 162E) >> (XEN) ACPI: BERT D762FD80, 0030 (r1 HP ProLiant 1 � 162E) >> (XEN) ACPI: HEST D762FDC0, 00BC (r1 HP ProLiant 1 � 162E) >> (XEN) ACPI: DMAR D762FE80, 0146 (r1 HP ProLiant 1 � 162E) >> (XEN) ACPI: SSDT D7632400, 0125 (r3 HP CRSPCI0 2 HP 1) >> (XEN) ACPI: SSDT D7632540, 01CF (r3 HP riser1a 2 INTL 20061109) >> (XEN) ACPI: SSDT D7632740, 03BB (r1 HP pcc 1 INTL 20090625) >> (XEN) ACPI: SSDT D7632B00, 0377 (r1 HP pmab 1 INTL 20090625) >> (XEN) ACPI: SSDT D7632E80, 2094 (r1 INTEL PPM RCM 1 INTL 20061109) >> (XEN) System RAM: 110581MB (113235768kB) >> (XEN) Domain heap initialised DMA width 32 bits >> (XEN) IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23 >> (XEN) IOAPIC[1]: apic_id 0, version 32, address 0xfec80000, GSI 24-47 >> (XEN) Enabling APIC mode: Phys. Using 2 I/O APICs >> (XEN) Failed to get Error Log Address Range. >> (XEN) Speculative mitigation facilities: >> (XEN) Hardware features: IBRS/IBPB STIBP L1D_FLUSH SSBD >> (XEN) Compiled-in support: INDIRECT_THUNK SHADOW_PAGING >> (XEN) Xen settings: BTI-Thunk RETPOLINE, SPEC_CTRL: IBRS- SSBD-, >> Other: IBPB L1D_FLUSH >> (XEN) L1TF: believed vulnerable, maxphysaddr L1D 44, CPUID 40, Safe >> address 10000000000 >> (XEN) Support for VMs: PV: MSR_SPEC_CTRL RSB EAGER_FPU, HVM: >> MSR_SPEC_CTRL RSB EAGER_FPU >> (XEN) XPTI (64-bit PV only): Dom0 disabled, DomU disabled >> (XEN) PV L1TF shadowing: Dom0 disabled, DomU enabled >> (XEN) Using scheduler: SMP Credit Scheduler (credit) >> (XEN) Platform timer is 14.318MHz HPET >> (XEN) Detected 3066.791 MHz processor. >> (XEN) Initing memory sharing. >> (XEN) [VT-D]Disabling IOMMU due to Intel 5500/5520/X58 Chipset errata >> #47, #53 >> (XEN) I/O virtualisation disabled >> (XEN) Enabled directed EOI with ioapic_ack_old on! >> (XEN) ENABLING IO-APIC IRQs >> (XEN) -> Using old ACK method >> (XEN) Allocated console ring of 32 KiB. >> (XEN) VMX: Supported advanced features: >> (XEN) - APIC MMIO access virtualisation >> (XEN) - APIC TPR shadow >> (XEN) - Extended Page Tables (EPT) >> (XEN) - Virtual-Processor Identifiers (VPID) >> (XEN) - Virtual NMI >> (XEN) - MSR direct-access bitmap >> (XEN) - Unrestricted Guest >> (XEN) HVM: ASIDs enabled. >> (XEN) HVM: VMX enabled >> (XEN) HVM: Hardware Assisted Paging (HAP) detected >> (XEN) HVM: HAP page sizes: 4kB, 2MB, 1GB >> (XEN) Brought up 12 CPUs >> (XEN) Dom0 has maximum 816 PIRQs >> (XEN) Xen kernel: 64-bit, lsb, compat32 >> (XEN) Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x266a000 >> (XEN) PHYSICAL MEMORY ARRANGEMENT: >> (XEN) Dom0 alloc.: 0000001adc000000->0000001ae0000000 (1025804 pages >> to be allocated) >> (XEN) Init. ramdisk: 0000001b2650c000->0000001b27dffa74 >> (XEN) VIRTUAL MEMORY ARRANGEMENT: >> (XEN) Loaded kernel: ffffffff81000000->ffffffff8266a000 >> (XEN) Init. ramdisk: 0000000000000000->0000000000000000 >> (XEN) Phys-Mach map: 0000008000000000->0000008000800000 >> (XEN) Start info: ffffffff8266a000->ffffffff8266a4b4 >> (XEN) Xenstore ring: 0000000000000000->0000000000000000 >> (XEN) Console ring: 0000000000000000->0000000000000000 >> (XEN) Page tables: ffffffff8266b000->ffffffff82682000 >> (XEN) Boot stack: ffffffff82682000->ffffffff82683000 >> (XEN) TOTAL: ffffffff80000000->ffffffff82800000 >> (XEN) ENTRY ADDRESS: ffffffff82433180 >> (XEN) Dom0 has maximum 4 VCPUs >> (XEN) Initial low memory virq threshold set at 0x4000 pages. >> (XEN) Scrubbing Free RAM on 2 nodes using 12 CPUs >> (XEN) >> .........................................................................done. >> (XEN) Std. Loglevel: Errors and warnings >> (XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings) >> (XEN) *************************************************** >> (XEN) Booted on L1TF-vulnerable hardware with SMT/Hyperthreading >> (XEN) enabled. Please assess your configuration and choose an >> (XEN) explicit 'smt=<bool>' setting. See XSA-273. >> (XEN) *************************************************** >> (XEN) 3... 2... 1... >> (XEN) Xen is relinquishing VGA console. >> (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch >> input to Xen) >> (XEN) Freed 476kB init memory >> >> I can reboot with another loglevel if needed. > > Can you rerun with "cpuinfo" on the command line, and/or a debug build, > so we can see Xen's interpretation of the MADT ACPI table. > > Additionally, if you can boot with "opt_dom0_vcpu_pin" and collect > `cpuid -r` which should pick up the raw processor APIC IDs. Sure. Message is already getting rather long, but I don't know what to cut away best above. (XEN) parameter "placeholder" unknown! (XEN) Xen version 4.11.1-pre (Debian 4.11.1~pre+1.733450b39b-1~exp1~mxbp9+1) (hans@xxxxxxxxxxx) (gcc (Debian 6.3.0-18+deb9u1) 6.3.0 20170516) debug=n Wed Aug 22 15:26:44 UTC 2018 (XEN) Bootloader: GRUB 2.02~beta3-5 (XEN) Command line: placeholder dom0_max_vcpus=4 dom0_mem=4G,max:4G com2=115200,8n1 console=com2,vga noreboot xpti=no-dom0 cpuinfo dom0_vcpus_pin (XEN) Xen image load base address: 0 (XEN) Video information: (XEN) VGA is text mode 80x25, font 8x16 (XEN) VBE/DDC methods: none; EDID transfer time: 2 seconds (XEN) EDID info not retrieved because no DDC retrieval method detected (XEN) Disc information: (XEN) Found 1 MBR signatures (XEN) Found 1 EDD information structures (XEN) Xen-e820 RAM map: (XEN) 0000000000000000 - 000000000009f400 (usable) (XEN) 000000000009f400 - 00000000000a0000 (reserved) (XEN) 00000000000f0000 - 0000000000100000 (reserved) (XEN) 0000000000100000 - 00000000d762f000 (usable) (XEN) 00000000d762f000 - 00000000d763c000 (ACPI data) (XEN) 00000000d763c000 - 00000000d763d000 (usable) (XEN) 00000000d763d000 - 00000000dc000000 (reserved) (XEN) 00000000fec00000 - 00000000fee10000 (reserved) (XEN) 00000000ff800000 - 0000000100000000 (reserved) (XEN) 0000000100000000 - 0000001b27fff000 (usable) (XEN) New Xen image base address: 0xd7000000 (XEN) ACPI: RSDP 000F4F00, 0024 (r2 HP ) (XEN) ACPI: XSDT D7630140, 00B4 (r1 HP ProLiant 2 � 162E) (XEN) ACPI: FACP D7630240, 00F4 (r3 HP ProLiant 2 � 162E) (XEN) ACPI: DSDT D7630340, 20BD (r1 HP DSDT 1 INTL 20030228) (XEN) ACPI: FACS D762F100, 0040 (XEN) ACPI: SPCR D762F140, 0050 (r1 HP SPCRRBSU 1 � 162E) (XEN) ACPI: MCFG D762F1C0, 003C (r1 HP ProLiant 1 0) (XEN) ACPI: HPET D762F200, 0038 (r1 HP ProLiant 2 � 162E) (XEN) ACPI: FFFF D762F240, 0064 (r2 HP ProLiant 2 � 162E) (XEN) ACPI: SPMI D762F2C0, 0040 (r5 HP ProLiant 1 � 162E) (XEN) ACPI: ERST D762F300, 01D0 (r1 HP ProLiant 1 � 162E) (XEN) ACPI: APIC D762F500, 015E (r1 HP ProLiant 2 0) (XEN) ACPI: SRAT D762F680, 0570 (r1 HP Proliant 1 � 162E) (XEN) ACPI: FFFF D762FC00, 0176 (r1 HP ProLiant 1 � 162E) (XEN) ACPI: BERT D762FD80, 0030 (r1 HP ProLiant 1 � 162E) (XEN) ACPI: HEST D762FDC0, 00BC (r1 HP ProLiant 1 � 162E) (XEN) ACPI: DMAR D762FE80, 0146 (r1 HP ProLiant 1 � 162E) (XEN) ACPI: SSDT D7632400, 0125 (r3 HP CRSPCI0 2 HP 1) (XEN) ACPI: SSDT D7632540, 01CF (r3 HP riser1a 2 INTL 20061109) (XEN) ACPI: SSDT D7632740, 03BB (r1 HP pcc 1 INTL 20090625) (XEN) ACPI: SSDT D7632B00, 0377 (r1 HP pmab 1 INTL 20090625) (XEN) ACPI: SSDT D7632E80, 2094 (r1 INTEL PPM RCM 1 INTL 20061109) (XEN) System RAM: 110581MB (113235768kB) (XEN) Domain heap initialised DMA width 32 bits (XEN) IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23 (XEN) IOAPIC[1]: apic_id 0, version 32, address 0xfec80000, GSI 24-47 (XEN) Enabling APIC mode: Phys. Using 2 I/O APICs (XEN) Failed to get Error Log Address Range. (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 0 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) Speculative mitigation facilities: (XEN) Hardware features: IBRS/IBPB STIBP L1D_FLUSH SSBD (XEN) Compiled-in support: INDIRECT_THUNK SHADOW_PAGING (XEN) Xen settings: BTI-Thunk RETPOLINE, SPEC_CTRL: IBRS- SSBD-, Other: IBPB L1D_FLUSH (XEN) L1TF: believed vulnerable, maxphysaddr L1D 44, CPUID 40, Safe address 10000000000 (XEN) Support for VMs: PV: MSR_SPEC_CTRL RSB EAGER_FPU, HVM: MSR_SPEC_CTRL RSB EAGER_FPU (XEN) XPTI (64-bit PV only): Dom0 disabled, DomU disabled (XEN) PV L1TF shadowing: Dom0 disabled, DomU enabled (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Initializing CPU#0 (XEN) Platform timer is 14.318MHz HPET (XEN) Detected 3066.790 MHz processor. (XEN) Initing memory sharing. (XEN) [VT-D]Disabling IOMMU due to Intel 5500/5520/X58 Chipset errata #47, #53 (XEN) I/O virtualisation disabled (XEN) CPU0: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) Enabled directed EOI with ioapic_ack_old on! (XEN) ENABLING IO-APIC IRQs (XEN) -> Using old ACK method (XEN) Allocated console ring of 32 KiB. (XEN) VMX: Supported advanced features: (XEN) - APIC MMIO access virtualisation (XEN) - APIC TPR shadow (XEN) - Extended Page Tables (EPT) (XEN) - Virtual-Processor Identifiers (VPID) (XEN) - Virtual NMI (XEN) - MSR direct-access bitmap (XEN) - Unrestricted Guest (XEN) HVM: ASIDs enabled. (XEN) HVM: VMX enabled (XEN) HVM: Hardware Assisted Paging (HAP) detected (XEN) HVM: HAP page sizes: 4kB, 2MB, 1GB (XEN) CPU 0 APIC 0 -> Node 0 (XEN) CPU 1 APIC 2 -> Node 0 (XEN) Booting processor 1/2 eip 8f000 (XEN) Initializing CPU#1 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 1 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU1: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 2 APIC 4 -> Node 0 (XEN) Booting processor 2/4 eip 8f000 (XEN) Initializing CPU#2 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 2 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU2: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 3 APIC 16 -> Node 0 (XEN) Booting processor 3/16 eip 8f000 (XEN) Initializing CPU#3 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 8 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU3: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 4 APIC 18 -> Node 0 (XEN) Booting processor 4/18 eip 8f000 (XEN) Initializing CPU#4 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 9 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU4: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 5 APIC 20 -> Node 0 (XEN) Booting processor 5/20 eip 8f000 (XEN) Initializing CPU#5 (XEN) CPU: Physical Processor ID: 0 (XEN) CPU: Processor Core ID: 10 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU5: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 6 APIC 32 -> Node 1 (XEN) Booting processor 6/32 eip 8f000 (XEN) Initializing CPU#6 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 0 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU6: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 7 APIC 34 -> Node 1 (XEN) Booting processor 7/34 eip 8f000 (XEN) Initializing CPU#7 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 1 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU7: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 8 APIC 36 -> Node 1 (XEN) Booting processor 8/36 eip 8f000 (XEN) Initializing CPU#8 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 2 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU8: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 9 APIC 48 -> Node 1 (XEN) Booting processor 9/48 eip 8f000 (XEN) Initializing CPU#9 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 8 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU9: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 10 APIC 50 -> Node 1 (XEN) Booting processor 10/50 eip 8f000 (XEN) Initializing CPU#10 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 9 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU10: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) CPU 11 APIC 52 -> Node 1 (XEN) Booting processor 11/52 eip 8f000 (XEN) Initializing CPU#11 (XEN) CPU: Physical Processor ID: 1 (XEN) CPU: Processor Core ID: 10 (XEN) CPU: L1 I cache: 32K, L1 D cache: 32K (XEN) CPU: L2 cache: 256K (XEN) CPU: L3 cache: 12288K (XEN) CPU11: Intel(R) Xeon(R) CPU X5675 @ 3.07GHz stepping 02 (XEN) Brought up 12 CPUs (XEN) Dom0 has maximum 816 PIRQs (XEN) Xen kernel: 64-bit, lsb, compat32 (XEN) Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x266a000 (XEN) PHYSICAL MEMORY ARRANGEMENT: (XEN) Dom0 alloc.: 0000000d98000000->0000000d9c000000 (1025804 pages to be allocated) (XEN) Init. ramdisk: 0000001b2650c000->0000001b27dffa74 (XEN) VIRTUAL MEMORY ARRANGEMENT: (XEN) Loaded kernel: ffffffff81000000->ffffffff8266a000 (XEN) Init. ramdisk: 0000000000000000->0000000000000000 (XEN) Phys-Mach map: 0000008000000000->0000008000800000 (XEN) Start info: ffffffff8266a000->ffffffff8266a4b4 (XEN) Xenstore ring: 0000000000000000->0000000000000000 (XEN) Console ring: 0000000000000000->0000000000000000 (XEN) Page tables: ffffffff8266b000->ffffffff82682000 (XEN) Boot stack: ffffffff82682000->ffffffff82683000 (XEN) TOTAL: ffffffff80000000->ffffffff82800000 (XEN) ENTRY ADDRESS: ffffffff82433180 (XEN) Dom0 has maximum 4 VCPUs (XEN) Initial low memory virq threshold set at 0x4000 pages. (XEN) Scrubbing Free RAM on 2 nodes using 12 CPUs (XEN) .........................................................................done. (XEN) Std. Loglevel: Errors and warnings (XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings) (XEN) *************************************************** (XEN) Booted on L1TF-vulnerable hardware with SMT/Hyperthreading (XEN) enabled. Please assess your configuration and choose an (XEN) explicit 'smt=<bool>' setting. See XSA-273. (XEN) *************************************************** (XEN) 3... 2... 1... (XEN) Xen is relinquishing VGA console. (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xen) (XEN) Freed 476kB init memory -# cpuid -r CPU 0: 0x00000000 0x00: eax=0x0000000b ebx=0x756e6547 ecx=0x6c65746e edx=0x49656e69 0x00000001 0x00: eax=0x000206c2 ebx=0x00200800 ecx=0x029ee3ff edx=0xbfebfbff 0x00000002 0x00: eax=0x55035a01 ebx=0x00f0b0ff ecx=0x00000000 edx=0x00ca0000 0x00000003 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000004 0x00: eax=0x3c004121 ebx=0x01c0003f ecx=0x0000003f edx=0x00000000 0x00000004 0x01: eax=0x3c004122 ebx=0x00c0003f ecx=0x0000007f edx=0x00000000 0x00000004 0x02: eax=0x3c004143 ebx=0x01c0003f ecx=0x000001ff edx=0x00000000 0x00000004 0x03: eax=0x3c07c163 ebx=0x03c0003f ecx=0x00002fff edx=0x00000002 0x00000005 0x00: eax=0x00000040 ebx=0x00000040 ecx=0x00000003 edx=0x00001120 0x00000006 0x00: eax=0x00000007 ebx=0x00000002 ecx=0x00000009 edx=0x00000000 0x00000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x9c000000 0x00000008 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000009 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x0000000a 0x00: eax=0x07300403 ebx=0x00000004 ecx=0x00000000 edx=0x00000603 0x0000000b 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000000 0x0000000b 0x01: eax=0x00000005 ebx=0x0000000c ecx=0x00000201 edx=0x00000000 0x80000000 0x00: eax=0x80000008 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000001 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000001 edx=0x2c100800 0x80000002 0x00: eax=0x65746e49 ebx=0x2952286c ecx=0x6f655820 edx=0x2952286e 0x80000003 0x00: eax=0x55504320 ebx=0x20202020 ecx=0x20202020 edx=0x58202020 0x80000004 0x00: eax=0x35373635 ebx=0x20402020 ecx=0x37302e33 edx=0x007a4847 0x80000005 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000006 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x01006040 edx=0x00000000 0x80000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000100 0x80000008 0x00: eax=0x00003028 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80860000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000000 0xc0000000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000000 CPU 1: 0x00000000 0x00: eax=0x0000000b ebx=0x756e6547 ecx=0x6c65746e edx=0x49656e69 0x00000001 0x00: eax=0x000206c2 ebx=0x02200800 ecx=0x029ee3ff edx=0xbfebfbff 0x00000002 0x00: eax=0x55035a01 ebx=0x00f0b0ff ecx=0x00000000 edx=0x00ca0000 0x00000003 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000004 0x00: eax=0x3c004121 ebx=0x01c0003f ecx=0x0000003f edx=0x00000000 0x00000004 0x01: eax=0x3c004122 ebx=0x00c0003f ecx=0x0000007f edx=0x00000000 0x00000004 0x02: eax=0x3c004143 ebx=0x01c0003f ecx=0x000001ff edx=0x00000000 0x00000004 0x03: eax=0x3c07c163 ebx=0x03c0003f ecx=0x00002fff edx=0x00000002 0x00000005 0x00: eax=0x00000040 ebx=0x00000040 ecx=0x00000003 edx=0x00001120 0x00000006 0x00: eax=0x00000007 ebx=0x00000002 ecx=0x00000009 edx=0x00000000 0x00000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x9c000000 0x00000008 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000009 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x0000000a 0x00: eax=0x07300403 ebx=0x00000004 ecx=0x00000000 edx=0x00000603 0x0000000b 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000002 0x0000000b 0x01: eax=0x00000005 ebx=0x0000000c ecx=0x00000201 edx=0x00000002 0x80000000 0x00: eax=0x80000008 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000001 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000001 edx=0x2c100800 0x80000002 0x00: eax=0x65746e49 ebx=0x2952286c ecx=0x6f655820 edx=0x2952286e 0x80000003 0x00: eax=0x55504320 ebx=0x20202020 ecx=0x20202020 edx=0x58202020 0x80000004 0x00: eax=0x35373635 ebx=0x20402020 ecx=0x37302e33 edx=0x007a4847 0x80000005 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000006 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x01006040 edx=0x00000000 0x80000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000100 0x80000008 0x00: eax=0x00003028 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80860000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000002 0xc0000000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000002 CPU 2: 0x00000000 0x00: eax=0x0000000b ebx=0x756e6547 ecx=0x6c65746e edx=0x49656e69 0x00000001 0x00: eax=0x000206c2 ebx=0x04200800 ecx=0x029ee3ff edx=0xbfebfbff 0x00000002 0x00: eax=0x55035a01 ebx=0x00f0b0ff ecx=0x00000000 edx=0x00ca0000 0x00000003 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000004 0x00: eax=0x3c004121 ebx=0x01c0003f ecx=0x0000003f edx=0x00000000 0x00000004 0x01: eax=0x3c004122 ebx=0x00c0003f ecx=0x0000007f edx=0x00000000 0x00000004 0x02: eax=0x3c004143 ebx=0x01c0003f ecx=0x000001ff edx=0x00000000 0x00000004 0x03: eax=0x3c07c163 ebx=0x03c0003f ecx=0x00002fff edx=0x00000002 0x00000005 0x00: eax=0x00000040 ebx=0x00000040 ecx=0x00000003 edx=0x00001120 0x00000006 0x00: eax=0x00000007 ebx=0x00000002 ecx=0x00000009 edx=0x00000000 0x00000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x9c000000 0x00000008 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000009 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x0000000a 0x00: eax=0x07300403 ebx=0x00000004 ecx=0x00000000 edx=0x00000603 0x0000000b 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000004 0x0000000b 0x01: eax=0x00000005 ebx=0x0000000c ecx=0x00000201 edx=0x00000004 0x80000000 0x00: eax=0x80000008 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000001 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000001 edx=0x2c100800 0x80000002 0x00: eax=0x65746e49 ebx=0x2952286c ecx=0x6f655820 edx=0x2952286e 0x80000003 0x00: eax=0x55504320 ebx=0x20202020 ecx=0x20202020 edx=0x58202020 0x80000004 0x00: eax=0x35373635 ebx=0x20402020 ecx=0x37302e33 edx=0x007a4847 0x80000005 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000006 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x01006040 edx=0x00000000 0x80000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000100 0x80000008 0x00: eax=0x00003028 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80860000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000004 0xc0000000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000004 CPU 3: 0x00000000 0x00: eax=0x0000000b ebx=0x756e6547 ecx=0x6c65746e edx=0x49656e69 0x00000001 0x00: eax=0x000206c2 ebx=0x10200800 ecx=0x029ee3ff edx=0xbfebfbff 0x00000002 0x00: eax=0x55035a01 ebx=0x00f0b0ff ecx=0x00000000 edx=0x00ca0000 0x00000003 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000004 0x00: eax=0x3c004121 ebx=0x01c0003f ecx=0x0000003f edx=0x00000000 0x00000004 0x01: eax=0x3c004122 ebx=0x00c0003f ecx=0x0000007f edx=0x00000000 0x00000004 0x02: eax=0x3c004143 ebx=0x01c0003f ecx=0x000001ff edx=0x00000000 0x00000004 0x03: eax=0x3c07c163 ebx=0x03c0003f ecx=0x00002fff edx=0x00000002 0x00000005 0x00: eax=0x00000040 ebx=0x00000040 ecx=0x00000003 edx=0x00001120 0x00000006 0x00: eax=0x00000007 ebx=0x00000002 ecx=0x00000009 edx=0x00000000 0x00000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x9c000000 0x00000008 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x00000009 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x0000000a 0x00: eax=0x07300403 ebx=0x00000004 ecx=0x00000000 edx=0x00000603 0x0000000b 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000010 0x0000000b 0x01: eax=0x00000005 ebx=0x0000000c ecx=0x00000201 edx=0x00000010 0x80000000 0x00: eax=0x80000008 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000001 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000001 edx=0x2c100800 0x80000002 0x00: eax=0x65746e49 ebx=0x2952286c ecx=0x6f655820 edx=0x2952286e 0x80000003 0x00: eax=0x55504320 ebx=0x20202020 ecx=0x20202020 edx=0x58202020 0x80000004 0x00: eax=0x35373635 ebx=0x20402020 ecx=0x37302e33 edx=0x007a4847 0x80000005 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80000006 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x01006040 edx=0x00000000 0x80000007 0x00: eax=0x00000000 ebx=0x00000000 ecx=0x00000000 edx=0x00000100 0x80000008 0x00: eax=0x00003028 ebx=0x00000000 ecx=0x00000000 edx=0x00000000 0x80860000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000010 0xc0000000 0x00: eax=0x00000001 ebx=0x00000002 ecx=0x00000100 edx=0x00000010 Or if the formatting is annoying, http://paste.debian.net/plainh/728b0c36 Hans _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-users

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