I found this was caused by libgcrypt20 / libgcrypt20-hmac package in FIPS proposed, will update the bug description
** Also affects: libgcrypt20 (Ubuntu) Importance: Undecided Status: New ** Description changed: B-FIPS testing node will complain about "Unknown error executing apt- key" when running the apt update command. + $ sudo apt update + Hit:1 http://archive.ubuntu.com/ubuntu bionic InRelease + Hit:2 http://archive.ubuntu.com/ubuntu bionic-updates InRelease + Hit:3 http://archive.ubuntu.com/ubuntu bionic-security InRelease + Hit:4 http://archive.ubuntu.com/ubuntu bionic-backports InRelease + Hit:5 https://private-ppa.launchpad.net/ubuntu-advantage/fips-proposed/ubuntu bionic InRelease + Err:1 http://archive.ubuntu.com/ubuntu bionic InRelease + Unknown error executing apt-key + + This is caused by the libgcrypt20 / libgcrypt20-hmac package in FIPS + proposed pocket. + + Steps to reproduce: + 1. Deploy a Bionic node, run apt update + 2. Enable FIPS proposed, upgrade libgcrypt20 / libgcrypt20-hmac package + 3. run apt update + + You will see this failure in step 3. + + This issue does not exist in X-FIPS. - Not sure what's the cause. ** Description changed: B-FIPS testing node will complain about "Unknown error executing apt- key" when running the apt update command. $ sudo apt update Hit:1 http://archive.ubuntu.com/ubuntu bionic InRelease - Hit:2 http://archive.ubuntu.com/ubuntu bionic-updates InRelease - Hit:3 http://archive.ubuntu.com/ubuntu bionic-security InRelease - Hit:4 http://archive.ubuntu.com/ubuntu bionic-backports InRelease + Hit:2 http://archive.ubuntu.com/ubuntu bionic-updates InRelease + Hit:3 http://archive.ubuntu.com/ubuntu bionic-security InRelease + Hit:4 http://archive.ubuntu.com/ubuntu bionic-backports InRelease Hit:5 https://private-ppa.launchpad.net/ubuntu-advantage/fips-proposed/ubuntu bionic InRelease - Err:1 http://archive.ubuntu.com/ubuntu bionic InRelease - Unknown error executing apt-key + Err:1 http://archive.ubuntu.com/ubuntu bionic InRelease + Unknown error executing apt-key - This is caused by the libgcrypt20 / libgcrypt20-hmac package in FIPS - proposed pocket. + This is caused by the libgcrypt20 / libgcrypt20-hmac package + (1.8.1-4ubuntu1.fips.2.3) in FIPS proposed pocket. Steps to reproduce: 1. Deploy a Bionic node, run apt update - 2. Enable FIPS proposed, upgrade libgcrypt20 / libgcrypt20-hmac package + 2. Enable FIPS proposed, upgrade libgcrypt20 / libgcrypt20-hmac package 3. run apt update You will see this failure in step 3. - This issue does not exist in X-FIPS. -- 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/1863092 Title: Testing node with B-FIPS will complain "Unknown error executing apt- key" Status in ubuntu-kernel-tests: New Status in libgcrypt20 package in Ubuntu: New Status in linux package in Ubuntu: Incomplete Bug description: B-FIPS testing node will complain about "Unknown error executing apt- key" when running the apt update command. $ sudo apt update Hit:1 http://archive.ubuntu.com/ubuntu bionic InRelease Hit:2 http://archive.ubuntu.com/ubuntu bionic-updates InRelease Hit:3 http://archive.ubuntu.com/ubuntu bionic-security InRelease Hit:4 http://archive.ubuntu.com/ubuntu bionic-backports InRelease Hit:5 https://private-ppa.launchpad.net/ubuntu-advantage/fips-proposed/ubuntu bionic InRelease Err:1 http://archive.ubuntu.com/ubuntu bionic InRelease Unknown error executing apt-key This is caused by the libgcrypt20 / libgcrypt20-hmac package (1.8.1-4ubuntu1.fips.2.3) in FIPS proposed pocket. Steps to reproduce: 1. Deploy a Bionic node, run apt update 2. Enable FIPS proposed, upgrade libgcrypt20 / libgcrypt20-hmac package 3. run apt update You will see this failure in step 3. This issue does not exist in X-FIPS. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1863092/+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