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[Bug 1845684] Re: debug test fails in kvm_unit_tests xenial linux-kvm

To: canonical-ubuntu-qa@xxxxxxxxxxxxxxxxxxx
From: Jürg Häfliger <1845684@xxxxxxxxxxxxxxxxxx>
Date: Sat, 19 Apr 2025 02:31:21 -0000
Reply-to: Bug 1845684 <1845684@xxxxxxxxxxxxxxxxxx>
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*** This bug is a duplicate of bug 1821906 ***
    https://bugs.launchpad.net/bugs/1821906

** Tags added: kernel-daily-bug

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https://bugs.launchpad.net/bugs/1845684

Title:
  debug test fails in kvm_unit_tests xenial linux-kvm

Status in ubuntu-kernel-tests:
  New
Status in linux-kvm package in Ubuntu:
  New
Status in linux-kvm source package in Xenial:
  New

Bug description:
  Series: Xenial
  Kernel: 4.4.0-1059.66 linux-kvm
  09/23 08:42:44 DEBUG|     utils:0116| Running 'kvm-ok'
  09/23 08:42:44 DEBUG|     utils:0153| [stdout] INFO: /dev/kvm exists
  09/23 08:42:44 DEBUG|     utils:0153| [stdout] KVM acceleration can be used
  09/23 08:42:44 DEBUG|     utils:0116| Running '/home/ubuntu/autotest/client/tmp/ubuntu_kvm_unit_tests/src/kvm-unit-tests/tests/debug'
  09/23 08:42:44 DEBUG|     utils:0153| [stdout] BUILD_HEAD=e2c275c4
  09/23 08:42:44 DEBUG|     utils:0153| [stdout] 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 /tmp/tmp.5QsB56jVHd -smp 1 # -initrd /tmp/tmp.ThcQ5DETxj
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] enabling apic
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: #BP
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: hw breakpoint (test that dr6.BS is not set)
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: hw breakpoint (test that dr6.BS is not cleared)
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: single step
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] FAIL: single step emulated instructions
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: hw watchpoint (test that dr6.BS is not cleared)
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: hw watchpoint (test that dr6.BS is not set)
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: icebp
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: MOV SS + watchpoint + ICEBP
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: MOV SS + watchpoint + int $1
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] PASS: MOV SS + watchpoint + INT3
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] SUMMARY: 11 tests, 1 unexpected failures
  09/23 08:42:45 DEBUG|     utils:0153| [stdout] FAIL debug (11 tests, 1 unexpected failures)
  09/23 08:42:45 ERROR|      test:0414| Exception escaping from test:
  Traceback (most recent call last):

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