I've discovered this as well. For me, copydown works perfectly fine for individual files, but fails for directories. My reproducer is as follows:
./autopkgtest/runner/autopkgtest -d -o /tmp/autopkgtest-astra-toolbox8/ --apt-pocket=proposed=src:nvidia-cuda-toolkit astra-toolbox/ --env=ADT_TEST_TRIGGERS=nvidia-cuda-toolkit/12.0.1-4build4 -- qemu /home/andersson123/canonical/code/autopkgtest-noble-amd64.img with failures as follows: autopkgtest: DBG: sending command to testbed: copydown astra-toolbox// /tmp/autopkgtest.F/ autopkgtest-virt-qemu: DBG: executing copydown astra-toolbox// /tmp/autopkgtest.FixwAf/tr/ autopkgtest-virt-qemu: DBG: ['cmdls', "(['tar', '--directory', 'astra-toolbox//', '--warn] autopkgtest-virt-qemu: DBG: ['srcstdin', "<_io.BufferedReader name='/dev/null'>", 'destst] autopkgtest-virt-qemu: DBG: +< tar --directory astra-toolbox// --warning=none -c . -f - autopkgtest-virt-qemu: DBG: +> /tmp/autopkgtest-qemu.d2mlr22y/runcmd sh -ec if ! test -d- autopkgtest-virt-qemu: DBG: +>? ** Changed in: autopkgtest (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2056461 Title: autopkgtest-virt-qemu on noble images sometimes hangs doing copydown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/autopkgtest/+bug/2056461/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs