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[Bug 1824228] Re: ept test fails in kvm_unit_tests

To: canonical-ubuntu-qa@xxxxxxxxxxxxxxxxxxx
From: Brian Murray <1824228@xxxxxxxxxxxxxxxxxx>
Date: Fri, 26 Jul 2024 16:21:41 -0000
Reply-to: Bug 1824228 <1824228@xxxxxxxxxxxxxxxxxx>
Sender: noreply@xxxxxxxxxxxxx
Ubuntu 19.10 (Eoan Ermine) has reached end of life, so this bug will not
be fixed for that specific release.

** Changed in: linux-kvm (Ubuntu Eoan)
       Status: New => Won't Fix

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https://bugs.launchpad.net/bugs/1824228

Title:
  ept test fails in kvm_unit_tests

Status in ubuntu-kernel-tests:
  New
Status in linux-azure package in Ubuntu:
  New
Status in linux-kvm package in Ubuntu:
  New
Status in linux-oracle package in Ubuntu:
  New
Status in linux-azure source package in Bionic:
  New
Status in linux-kvm source package in Bionic:
  New
Status in linux-oracle source package in Bionic:
  New
Status in linux-azure source package in Disco:
  Won't Fix
Status in linux-kvm source package in Disco:
  Won't Fix
Status in linux-oracle source package in Disco:
  Won't Fix
Status in linux-azure source package in Eoan:
  Won't Fix
Status in linux-kvm source package in Eoan:
  Won't Fix
Status in linux-oracle source package in Eoan:
  Won't Fix

Bug description:
  Reproducible: Yes,
  Series: cosmic
  Kernel: "linux-azure 4.18.0-1015.15"
  Steps:

  1.) apt-get install -y build-essential cpu-checker qemu-kvm git gcc-multilib
  2.) git clone --depth=1 https://git.kernel.org/pub/scm/virt/kvm/kvm-unit-tests.git
  3.) cd kvm-unit-tests; ./configure; make
  4.) sudo TESTNAME=ept TIMEOUT=90s ACCEL= ./x86/run x86/vmx.flat -smp 1 -cpu host,host-phys-bits,+vmx -m 2560 -append "ept_access*"
  timeout -k 1s --foreground 90s /usr/bin/qemu-system-x86_64 -nodefaults -device pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4 -vnc none -serial stdio -device pci-testdev -machine accel=kvm -kernel x86/vmx.flat -smp 1 -cpu host,host-phys-bits,+vmx -m 2560 -append ept_access* # -initrd /tmp/tmp.RcwfbGP5Ou
  enabling apic
  paging enabled
  cr0 = 80010011
  cr3 = 477000
  cr4 = 20

  Test suite: ept_access_test_not_present

  Test suite: ept_access_test_read_only

  Test suite: ept_access_test_write_only

  Test suite: ept_access_test_read_write

  Test suite: ept_access_test_execute_only

  Test suite: ept_access_test_read_execute

  Test suite: ept_access_test_write_execute

  Test suite: ept_access_test_read_write_execute

  Test suite: ept_access_test_reserved_bits

  Test suite: ept_access_test_ignored_bits

  Test suite: ept_access_test_paddr_not_present_ad_disabled

  Test suite: ept_access_test_paddr_not_present_ad_enabled
  Host skipping test: EPT AD bits not supported.

  Test suite: ept_access_test_paddr_read_only_ad_disabled
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x000000000000008b - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1011 - 139
  	RHS: 0x000000000000008a - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1010 - 138
  	STACK: 40f328 40f8fb 40fb0b 40ff49 401577 4039d0 400312
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x000000000000008b - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1011 - 139
  	RHS: 0x000000000000008a - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1010 - 138
  	STACK: 40f328 40f8fb 40fb0b 40ff62 401577 4039d0 400312
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x000000000000008b - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1011 - 139
  	RHS: 0x000000000000008a - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1010 - 138
  	STACK: 40f328 40f8fb 40fb0b 40ff7b 401577 4039d0 400312
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x000000000000008b - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1011 - 139
  	RHS: 0x000000000000008a - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1000'1010 - 138
  	STACK: 40f328 40f8fb 40fb0b 40ffa8 401577 4039d0 400312

  Test suite: ept_access_test_paddr_read_only_ad_enabled
  Host skipping test: EPT AD bits not supported.

  Test suite: ept_access_test_paddr_read_write

  Test suite: ept_access_test_paddr_read_write_execute

  Test suite: ept_access_test_paddr_read_execute_ad_disabled
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x00000000000000ab - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1011 - 171
  	RHS: 0x00000000000000aa - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1010 - 170
  	STACK: 40f328 40f8fb 40fb0b 40fde3 401577 4039d0 400312
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x00000000000000ab - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1011 - 171
  	RHS: 0x00000000000000aa - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1010 - 170
  	STACK: 40f328 40f8fb 40fb0b 40fdfc 401577 4039d0 400312
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x00000000000000ab - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1011 - 171
  	RHS: 0x00000000000000aa - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1010 - 170
  	STACK: 40f328 40f8fb 40fb0b 40fe15 401577 4039d0 400312
  EPT_VLT_RD expected
  FAIL: x86/vmx_tests.c:2380: Expectation failed: (expected_qual) == (qual)
  	LHS: 0x00000000000000ab - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1011 - 171
  	RHS: 0x00000000000000aa - 0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'0000'1010'1010 - 170
  	STACK: 40f328 40f8fb 40fb0b 40fe42 401577 4039d0 400312

  Test suite: ept_access_test_paddr_read_execute_ad_enabled
  Host skipping test: EPT AD bits not supported.

  Test suite: ept_access_test_paddr_not_present_page_fault

  Test suite: ept_access_test_force_2m_page
  SUMMARY: 7822 tests, 8 unexpected failures

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