Public bug reported: As mentioned at https://answers.launchpad.net/ubuntu/+source/zfs- linux/+question/696659, the following pull request fixes a panic acquiring a lock: https://github.com/openzfs/zfs/pull/11682
This fix does not appear to be a part of the latest Ubuntu 20.04 release: zfsutils-linux: Installed: 0.8.3-1ubuntu12.12 Candidate: 0.8.3-1ubuntu12.12 Version table: *** 0.8.3-1ubuntu12.12 500 500 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages 100 /var/lib/dpkg/status 0.8.3-1ubuntu12.9 500 500 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages 0.8.3-1ubuntu12 500 500 http://archive.ubuntu.com/ubuntu focal/main amd64 Packages Of note is this issue where the bug is reported against the Ubuntu 0.8.3 packages: https://github.com/openzfs/zfs/issues/10642 ** Affects: zfs-linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1946686 Title: Fix zfs_get_data access to files with wrong generation causing panics To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zfs-linux/+bug/1946686/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs