** Tags added: sru-20210816 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1821906
Title: debug in ubuntu_kvm_unit_test failed on 3.13 / 4.4 (FAIL: single step emulated instructions) Status in ubuntu-kernel-tests: Triaged Status in linux package in Ubuntu: Confirmed Status in linux source package in Trusty: Confirmed Status in linux source package in Xenial: Confirmed Bug description: This test has failed on: * T-3.13: - FAIL debug (11 tests, 6 unexpected failures) * T-4.4 / X-4.4: - FAIL debug (13 tests, 1 unexpected failures) Running '/home/ubuntu/autotest/client/tmp/ubuntu_kvm_unit_tests/src/kvm-unit-tests/tests/debug' BUILD_HEAD=1593e88a timeout -k 1s --foreground 90s /usr/bin/qemu-system-x86_64 --no-reboot -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.eY4ym9tA6e -smp 1 # -initrd /tmp/tmp.FnZA1vIITj enabling apic PASS: reading DR4 with CR4.DE == 0 PASS: reading DR4 with CR4.DE == 1 PASS: #BP PASS: hw breakpoint (test that dr6.BS is not set) PASS: hw breakpoint (test that dr6.BS is not cleared) PASS: single step FAIL: single step emulated instructions PASS: hw watchpoint (test that dr6.BS is not cleared) PASS: hw watchpoint (test that dr6.BS is not set) PASS: icebp PASS: MOV SS + watchpoint + ICEBP PASS: MOV SS + watchpoint + int $1 PASS: MOV SS + watchpoint + INT3 SUMMARY: 13 tests, 1 unexpected failures FAIL debug (13 tests, 1 unexpected failures) ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-4.4.0-143-generic 4.4.0-143.169~14.04.2 ProcVersionSignature: User Name 4.4.0-143.169~14.04.2-generic 4.4.170 Uname: Linux 4.4.0-143-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.29 Architecture: amd64 Date: Wed Mar 27 11:15:05 2019 SourcePackage: linux-signed-lts-xenial UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1821906/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp