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Diffstat (limited to 'results/classifier/108/permissions/1970563')
| -rw-r--r-- | results/classifier/108/permissions/1970563 | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/results/classifier/108/permissions/1970563 b/results/classifier/108/permissions/1970563 new file mode 100644 index 00000000..d2937857 --- /dev/null +++ b/results/classifier/108/permissions/1970563 @@ -0,0 +1,134 @@ +permissions: 0.925 +other: 0.873 +semantic: 0.870 +vnc: 0.868 +socket: 0.824 +graphic: 0.810 +PID: 0.786 +KVM: 0.757 +performance: 0.745 +network: 0.743 +device: 0.741 +files: 0.686 +debug: 0.670 +boot: 0.613 + +Qemu 1:6.2+dfsg-2ubuntu6 deadlock bug + +There is a known bug that will cause VM deadlock, the patch should be merged and released: + +https://gitlab.com/qemu-project/qemu/-/commit/1dbbe6f172810026c51dc84ed927a3cc23017949#841723aa93098d8ab3b5068795e10ae7cf2a3179 + +That's clearly a fix for a bug, but I couldn't identify an upstream issue which describes the problem. The commit message has: + + Fixes: 0bf41cab + +but that's a reference to another commit, not to an issue. Finding original description of the bug would help identifying a test case for the SRU. + +@xp are you able to point us to the upstream bug report, or to provide steps to reproduce the issue which we can use to verify the fix? + +I'm marking this as Incomplete for now because the description of the problem is too vague, but I think this will become a valid SRU case. + +This should be the upstream bug report: +https://gitlab.com/qemu-project/qemu/-/issues/807 + + +Thanks, that report also has nice steps to reproduce. I updated the bug tags/status accordingly. + +Thanks + +From the description this bug affects Jammy and Kinetic, so I added explicit tasks for each series. + +Thanks this is great pre-work and a patch on a plate. +I was pondering if I should wait until we merge qemu 7.0 for kintic, but that would delay this too much. + +I still need to find some time, but I'll prepare and upload the fix without waiting for 7.0. + +FYI - I have prepared a PPA and merge proposals for the related Ubuntu package changes: + +PPA: https://launchpad.net/~paelzer/+archive/ubuntu/lp-1970563-vnc-deadlock +Jammy: https://code.launchpad.net/~paelzer/ubuntu/+source/qemu/+git/qemu/+merge/422947 +Kinetic: https://code.launchpad.net/~paelzer/ubuntu/+source/qemu/+git/qemu/+merge/422946 + +Thanks for the Review Sergio. + +Uploaded the fix for Kinetic. +We can start the SRU to jammy once it is complete there. + +This bug was fixed in the package qemu - 1:6.2+dfsg-2ubuntu7 + +--------------- +qemu (1:6.2+dfsg-2ubuntu7) kinetic; urgency=medium + + * d/p/u/lp-1970563-ui-vnc.c-Fixed-a-deadlock-bug.patch: avoid deadlock + in vnc connections (LP: #1970563) + + -- Christian Ehrhardt <email address hidden> Thu, 19 May 2022 08:25:20 +0200 + +Completed in Kinetic, uploaded to Jammy now - waiting for the SRU team to have a look + +Hello xp, or anyone else affected, + +Accepted qemu into jammy-proposed. The package will build now and be available at https://launchpad.net/ubuntu/+source/qemu/1:6.2+dfsg-2ubuntu6.1 in a few hours, and then in the -proposed repository. + +Please help us by testing this new package. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation on how to enable and use -proposed. Your feedback will aid us getting this update out to other Ubuntu users. + +If this package fixes the bug for you, please add a comment to this bug, mentioning the version of the package you tested, what testing has been performed on the package and change the tag from verification-needed-jammy to verification-done-jammy. If it does not fix the bug for you, please add a comment stating that, and change the tag to verification-failed-jammy. In either case, without details of your testing we will not be able to proceed. + +Further information regarding the verification process can be found at https://wiki.ubuntu.com/QATeam/PerformingSRUVerification . Thank you in advance for helping! + +N.B. The updated package will be released to -updates after the bug(s) fixed by this package have been verified and the package has been in -proposed for a minimum of 7 days. + +All autopkgtests for the newly accepted qemu (1:6.2+dfsg-2ubuntu6.1) for jammy have finished running. +The following regressions have been reported in tests triggered by the package: + +vagrant-mutate/1.2.0-4.1 (s390x, ppc64el) +livecd-rootfs/2.764 (arm64, ppc64el) +ubuntu-image/2.2+22.04ubuntu3 (arm64, s390x) +sbuild/0.81.2ubuntu6 (s390x, ppc64el) +edk2/2022.02-3 (armhf) +initramfs-tools/0.140ubuntu13 (amd64) +systemd/249.11-0ubuntu3.1 (ppc64el) + + +Please visit the excuses page listed below and investigate the failures, proceeding afterwards as per the StableReleaseUpdates policy regarding autopkgtest regressions [1]. + +https://people.canonical.com/~ubuntu-archive/proposed-migration/jammy/update_excuses.html#qemu + +[1] https://wiki.ubuntu.com/StableReleaseUpdates#Autopkgtest_Regressions + +Thank you! + + +FYI: Autopkgtest issues resolved, but verification of the upload for the presented problem is needed. + +@XP - it is always best to do this in the original reported environment - do you think you could do that verification? + +Sure, This my test steps: +* start a qemu wit qemu vnc + qemu-system-x86_64 -vnc 127.0.0.1:0 ... + +* Connect and disconnect and connect with VNC against it (We use novnc). + +* when qemu-system-x86 1:6.2+dfsg-2ubuntu6 + occur which deadlocks qemu - no interaction is possible anymore + +* upgrade to qemu-system-x86/jammy-proposed 1:6.2+dfsg-2ubuntu6.1 + Connect and disconnect and connect, everything is ok, no more deadlock + +The bug has been fixed, thank you. + +Perfect, thank you Xiongpeng! + +The verification of the Stable Release Update for qemu has completed successfully and the package is now being released to -updates. Subsequently, the Ubuntu Stable Release Updates Team is being unsubscribed and will not receive messages about this bug report. In the event that you encounter a regression using the package from -updates please report a new bug using ubuntu-bug and tag the bug report regression-update so we can easily find any regressions. + +This bug was fixed in the package qemu - 1:6.2+dfsg-2ubuntu6.1 + +--------------- +qemu (1:6.2+dfsg-2ubuntu6.1) jammy; urgency=medium + + * d/p/u/lp-1970563-ui-vnc.c-Fixed-a-deadlock-bug.patch: avoid deadlock + in vnc connections (LP: #1970563) + + -- Christian Ehrhardt <email address hidden> Thu, 19 May 2022 08:25:20 +0200 + |