diff options
author | Tibor Frank <tifrank@cisco.com> | 2020-01-10 13:41:09 +0100 |
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committer | Peter Mikus <pmikus@cisco.com> | 2020-01-16 09:19:19 +0000 |
commit | be32ae19e41a86df336d775e314462c6d0bf965c (patch) | |
tree | 3f130aa5e81c90e8546a8c35484d9f0e83285d17 /docs/report/introduction | |
parent | e5bdf85d065bd83e02ab776ceb46f38156ff9b31 (diff) |
Report: Add placeholders for new TBs
Change-Id: I92cb693343c4f96503b45a15211e0dadd6fcde5f
Signed-off-by: Tibor Frank <tifrank@cisco.com>
Diffstat (limited to 'docs/report/introduction')
-rw-r--r-- | docs/report/introduction/test_environment_sut_calib_tsh.rst | 80 | ||||
-rw-r--r-- | docs/report/introduction/test_environment_sut_meltspec_tsh.rst | 154 |
2 files changed, 234 insertions, 0 deletions
diff --git a/docs/report/introduction/test_environment_sut_calib_tsh.rst b/docs/report/introduction/test_environment_sut_calib_tsh.rst new file mode 100644 index 0000000000..139d30fd50 --- /dev/null +++ b/docs/report/introduction/test_environment_sut_calib_tsh.rst @@ -0,0 +1,80 @@ +Calibration Data - TaiShan +-------------------------- + +Following sections include sample calibration data measured on +s17-t33-sut1 server running in one of the Cortex-A72 testbeds. + +Calibration data obtained from all other servers in TaiShan testbeds shows the +same or similar values. + + +Linux cmdline +~~~~~~~~~~~~~ + +:: + + $ cat /proc/cmdline + BOOT_IMAGE=/boot/vmlinuz-4.15.0-54-generic root=/dev/mapper/huawei--1--vg-root ro isolcpus=1-15,17-31,33-47,49-63 nohz_full=1-15 17-31,33-47,49-63 rcu_nocbs=1-15 17-31,33-47,49-63 intel_iommu=on nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=1 console=ttyAMA0,115200n8 + +Linux uname +~~~~~~~~~~~ + +:: + + $ uname -a + Linux s17-t33-sut1 4.15.0-54-generic #58-Ubuntu SMP Mon Jun 24 10:56:40 UTC 2019 aarch64 aarch64 aarch64 GNU/Linux + + +System-level Core Jitter +~~~~~~~~~~~~~~~~~~~~~~~~ + +:: + + $ sudo taskset -c 3 /home/testuser/pma_tools/jitter/jitter -i 20 + Linux Jitter testing program version 1.9 + Iterations=30 + The pragram will execute a dummy function 80000 times + Display is updated every 20000 displayUpdate intervals + Thread affinity will be set to core_id:7 + Timings are in CPU Core cycles + Inst_Min: Minimum Excution time during the display update interval(default is ~1 second) + Inst_Max: Maximum Excution time during the display update interval(default is ~1 second) + Inst_jitter: Jitter in the Excution time during rhe display update interval. This is the value of interest + last_Exec: The Excution time of last iteration just before the display update + Abs_Min: Absolute Minimum Excution time since the program started or statistics were reset + Abs_Max: Absolute Maximum Excution time since the program started or statistics were reset + tmp: Cumulative value calcualted by the dummy function + Interval: Time interval between the display updates in Core Cycles + Sample No: Sample number + + Inst_Min Inst_Max Inst_jitter last_Exec Abs_min Abs_max tmp Interval Sample No + 160022 172254 12232 160042 160022 172254 1903230976 3204401362 1 + 160022 173148 13126 160044 160022 173148 814809088 3204619316 2 + 160022 169460 9438 160044 160022 173148 4021354496 3204391306 3 + 160024 170270 10246 160044 160022 173148 2932932608 3204385830 4 + 160022 169660 9638 160044 160022 173148 1844510720 3204387290 5 + 160022 169410 9388 160040 160022 173148 756088832 3204375832 6 + 160022 169012 8990 160042 160022 173148 3962634240 3204378924 7 + 160022 169556 9534 160044 160022 173148 2874212352 3204374882 8 + 160022 171684 11662 160042 160022 173148 1785790464 3204394596 9 + 160022 171546 11524 160024 160022 173148 697368576 3204602774 10 + 160022 169248 9226 160042 160022 173148 3903913984 3204401676 11 + 160022 168458 8436 160042 160022 173148 2815492096 3204256350 12 + 160022 169574 9552 160044 160022 173148 1727070208 3204278116 13 + 160022 169352 9330 160044 160022 173148 638648320 3204327234 14 + 160022 169100 9078 160044 160022 173148 3845193728 3204388132 15 + 160022 169338 9316 160042 160022 173148 2756771840 3204380724 16 + 160022 170828 10806 160046 160022 173148 1668349952 3204430452 17 + 160022 173162 13140 160026 160022 173162 579928064 3204611318 18 + 160022 170482 10460 160042 160022 173162 3786473472 3204389896 19 + 160024 170704 10680 160044 160022 173162 2698051584 3204422126 20 + 160024 169302 9278 160044 160022 173162 1609629696 3204397334 21 + 160022 171848 11826 160044 160022 173162 521207808 3204389818 22 + 160022 169438 9416 160042 160022 173162 3727753216 3204395382 23 + 160022 169312 9290 160042 160022 173162 2639331328 3204371202 24 + 160022 171368 11346 160044 160022 173162 1550909440 3204440464 25 + 160022 171998 11976 160042 160022 173162 462487552 3204609440 26 + 160022 169740 9718 160046 160022 173162 3669032960 3204405826 27 + 160022 169610 9588 160044 160022 173162 2580611072 3204390608 28 + 160022 169254 9232 160044 160022 173162 1492189184 3204399760 29 + 160022 169386 9364 160046 160022 173162 403767296 3204417762 30 diff --git a/docs/report/introduction/test_environment_sut_meltspec_tsh.rst b/docs/report/introduction/test_environment_sut_meltspec_tsh.rst new file mode 100644 index 0000000000..059f0f99a3 --- /dev/null +++ b/docs/report/introduction/test_environment_sut_meltspec_tsh.rst @@ -0,0 +1,154 @@ +Spectre and Meltdown Checks +~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Following section displays the output of a running shell script to tell if +system is vulnerable against the several "speculative execution" CVEs that were +made public in 2018. Script is available on `Spectre & Meltdown Checker Github +<https://github.com/speed47/spectre-meltdown-checker>`_. + +:: + + Spectre and Meltdown mitigation detection tool v0.43 + + awk: cannot open bash (No such file or directory) + Checking for vulnerabilities on current system + Kernel is Linux 4.15.0-23-generic #25-Ubuntu SMP Wed May 23 18:02:16 UTC 2018 x86_64 + CPU is Intel(R) Xeon(R) Platinum 8180 CPU @ 2.50GHz + + Hardware check + * Hardware support (CPU microcode) for mitigation techniques + * Indirect Branch Restricted Speculation (IBRS) + * SPEC_CTRL MSR is available: YES + * CPU indicates IBRS capability: YES (SPEC_CTRL feature bit) + * Indirect Branch Prediction Barrier (IBPB) + * PRED_CMD MSR is available: YES + * CPU indicates IBPB capability: YES (SPEC_CTRL feature bit) + * Single Thread Indirect Branch Predictors (STIBP) + * SPEC_CTRL MSR is available: YES + * CPU indicates STIBP capability: YES (Intel STIBP feature bit) + * Speculative Store Bypass Disable (SSBD) + * CPU indicates SSBD capability: NO + * L1 data cache invalidation + * FLUSH_CMD MSR is available: NO + * CPU indicates L1D flush capability: NO + * Microarchitectural Data Sampling + * VERW instruction is available: NO + * Enhanced IBRS (IBRS_ALL) + * CPU indicates ARCH_CAPABILITIES MSR availability: NO + * ARCH_CAPABILITIES MSR advertises IBRS_ALL capability: NO + * CPU explicitly indicates not being vulnerable to Meltdown/L1TF (RDCL_NO): NO + * CPU explicitly indicates not being vulnerable to Variant 4 (SSB_NO): NO + * CPU/Hypervisor indicates L1D flushing is not necessary on this system: NO + * Hypervisor indicates host CPU might be vulnerable to RSB underflow (RSBA): NO + * CPU explicitly indicates not being vulnerable to Microarchitectural Data Sampling (MDS_NO): NO + * CPU explicitly indicates not being vulnerable to TSX Asynchronous Abort (TAA_NO): NO + * CPU explicitly indicates not being vulnerable to iTLB Multihit (PSCHANGE_MSC_NO): NO + * CPU explicitly indicates having MSR for TSX control (TSX_CTRL_MSR): NO + * CPU supports Transactional Synchronization Extensions (TSX): YES (RTM feature bit) + * CPU supports Software Guard Extensions (SGX): NO + * CPU microcode is known to cause stability problems: NO (model 0x55 family 0x6 stepping 0x4 ucode 0x2000043 cpuid 0x50654) + * CPU microcode is the latest known available version: awk: cannot open bash (No such file or directory) + UNKNOWN (latest microcode version for your CPU model is unknown) + * CPU vulnerability to the speculative execution attack variants + * Vulnerable to CVE-2017-5753 (Spectre Variant 1, bounds check bypass): YES + * Vulnerable to CVE-2017-5715 (Spectre Variant 2, branch target injection): YES + * Vulnerable to CVE-2017-5754 (Variant 3, Meltdown, rogue data cache load): YES + * Vulnerable to CVE-2018-3640 (Variant 3a, rogue system register read): YES + * Vulnerable to CVE-2018-3639 (Variant 4, speculative store bypass): YES + * Vulnerable to CVE-2018-3615 (Foreshadow (SGX), L1 terminal fault): NO + * Vulnerable to CVE-2018-3620 (Foreshadow-NG (OS), L1 terminal fault): YES + * Vulnerable to CVE-2018-3646 (Foreshadow-NG (VMM), L1 terminal fault): YES + * Vulnerable to CVE-2018-12126 (Fallout, microarchitectural store buffer data sampling (MSBDS)): YES + * Vulnerable to CVE-2018-12130 (ZombieLoad, microarchitectural fill buffer data sampling (MFBDS)): YES + * Vulnerable to CVE-2018-12127 (RIDL, microarchitectural load port data sampling (MLPDS)): YES + * Vulnerable to CVE-2019-11091 (RIDL, microarchitectural data sampling uncacheable memory (MDSUM)): YES + * Vulnerable to CVE-2019-11135 (ZombieLoad V2, TSX Asynchronous Abort (TAA)): YES + * Vulnerable to CVE-2018-12207 (No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC)): YES + + CVE-2017-5753 aka Spectre Variant 1, bounds check bypass + * Mitigated according to the /sys interface: YES (Mitigation: __user pointer sanitization) + * Kernel has array_index_mask_nospec: YES (1 occurrence(s) found of x86 64 bits array_index_mask_nospec()) + * Kernel has the Red Hat/Ubuntu patch: NO + * Kernel has mask_nospec64 (arm64): NO + > STATUS: NOT VULNERABLE (Mitigation: __user pointer sanitization) + + CVE-2017-5715 aka Spectre Variant 2, branch target injection + * Mitigated according to the /sys interface: YES (Mitigation: Full generic retpoline, IBPB, IBRS_FW) + * Mitigation 1 + * Kernel is compiled with IBRS support: YES + * IBRS enabled and active: YES (for firmware code only) + * Kernel is compiled with IBPB support: YES + * IBPB enabled and active: YES + * Mitigation 2 + * Kernel has branch predictor hardening (arm): NO + * Kernel compiled with retpoline option: YES + * Kernel compiled with a retpoline-aware compiler: YES (kernel reports full retpoline compilation) + * Kernel supports RSB filling: YES + > STATUS: NOT VULNERABLE (Full retpoline + IBPB are mitigating the vulnerability) + + CVE-2017-5754 aka Variant 3, Meltdown, rogue data cache load + * Mitigated according to the /sys interface: YES (Mitigation: PTI) + * Kernel supports Page Table Isolation (PTI): YES + * PTI enabled and active: YES + * Reduced performance impact of PTI: YES (CPU supports INVPCID, performance impact of PTI will be greatly reduced) + * Running as a Xen PV DomU: NO + > STATUS: NOT VULNERABLE (Mitigation: PTI) + + CVE-2018-3640 aka Variant 3a, rogue system register read + * CPU microcode mitigates the vulnerability: NO + > STATUS: VULNERABLE (an up-to-date CPU microcode is needed to mitigate this vulnerability) + + CVE-2018-3639 aka Variant 4, speculative store bypass + * Mitigated according to the /sys interface: NO (Vulnerable) + * Kernel supports disabling speculative store bypass (SSB): YES (found in /proc/self/status) + * SSB mitigation is enabled and active: NO + > STATUS: VULNERABLE (Your CPU doesnt support SSBD) + + CVE-2018-3615 aka Foreshadow (SGX), L1 terminal fault + * CPU microcode mitigates the vulnerability: N/A + > STATUS: NOT VULNERABLE (your CPU vendor reported your CPU model as not vulnerable) + + CVE-2018-3620 aka Foreshadow-NG (OS), L1 terminal fault + * Kernel supports PTE inversion: NO + * PTE inversion enabled and active: UNKNOWN (sysfs interface not available) + > STATUS: VULNERABLE (Your kernel doesnt support PTE inversion, update it) + + CVE-2018-3646 aka Foreshadow-NG (VMM), L1 terminal fault + * This system is a host running a hypervisor: NO + * Mitigation 1 (KVM) + * EPT is disabled: NO + * Mitigation 2 + * L1D flush is supported by kernel: NO + * L1D flush enabled: UNKNOWN (cant find or read /sys/devices/system/cpu/vulnerabilities/l1tf) + * Hardware-backed L1D flush supported: NO (flush will be done in software, this is slower) + * Hyper-Threading (SMT) is enabled: YES + > STATUS: NOT VULNERABLE (this system is not running a hypervisor) + + CVE-2018-12126 aka Fallout, microarchitectural store buffer data sampling (MSBDS) + * Kernel supports using MD_CLEAR mitigation: NO + > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability) + + CVE-2018-12130 aka ZombieLoad, microarchitectural fill buffer data sampling (MFBDS) + * Kernel supports using MD_CLEAR mitigation: NO + > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability) + + CVE-2018-12127 aka RIDL, microarchitectural load port data sampling (MLPDS) + * Kernel supports using MD_CLEAR mitigation: NO + > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability) + + CVE-2019-11091 aka RIDL, microarchitectural data sampling uncacheable memory (MDSUM) + * Kernel supports using MD_CLEAR mitigation: NO + > STATUS: VULNERABLE (Neither your kernel or your microcode support mitigation, upgrade both to mitigate the vulnerability) + + CVE-2019-11135 aka ZombieLoad V2, TSX Asynchronous Abort (TAA) + * TAA mitigation is supported by kernel: NO + * TAA mitigation enabled and active: NO (tsx_async_abort not found in sysfs hierarchy) + > STATUS: VULNERABLE (Your kernel doesnt support TAA mitigation, update it) + + CVE-2018-12207 aka No eXcuses, iTLB Multihit, machine check exception on page size changes (MCEPSC) + * This system is a host running a hypervisor: NO + * iTLB Multihit mitigation is supported by kernel: NO + * iTLB Multihit mitigation enabled and active: NO (itlb_multihit not found in sysfs hierarchy) + > STATUS: NOT VULNERABLE (this system is not running a hypervisor) + + > SUMMARY: CVE-2017-5753:OK CVE-2017-5715:OK CVE-2017-5754:OK CVE-2018-3640:KO CVE-2018-3639:KO CVE-2018-3615:OK CVE-2018-3620:KO CVE-2018-3646:OK CVE-2018-12126:KO CVE-2018-12130:KO CVE-2018-12127:KO CVE-2019-11091:KO CVE-2019-11135:KO CVE-2018-12207:OK |