FWIW: Found another case, where grub2 fails: May 3 15:37:28 in-target: grub-common is already the newest version (2.02~beta2-36ubuntu3.9). May 3 15:37:28 in-target: 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. May 3 15:37:28 main-menu[422]: (process:4764): grub-probe: error: failed to get canonical path of `rpool/ROOT/linux'. May 3 15:37:28 main-menu[422]: (process:4764): grub-probe: error: failed to get canonical path of `rpool/ROOT/linux'. May 3 15:37:28 main-menu[422]: WARNING **: Configuring 'grub-installer' failed with error code 1 May 3 15:37:28 main-menu[422]: WARNING **: Menu item 'grub-installer' failed. May 3 15:37:40 main-menu[422]: INFO: Falling back to the package description for brltty-udeb ^C
~ # zfs list NAME USED AVAIL REFER MOUNTPOINT rpool 163G 760G 19K none rpool/ROOT 2.55G 760G 19K none rpool/ROOT/linux 2.55G 760G 1.61G /target rpool/ROOT/linux/home 19K 760G 19K legacy rpool/ROOT/linux/var 963M 760G 963M legacy rpool/VARSHARE 19K 760G 19K /target/var/share rpool/dump 64.0G 824G 8K - rpool/swap 96.0G 856G 8K - ~ # zpool status pool: rpool state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM rpool ONLINE 0 0 0 nvme0n1p2 ONLINE 0 0 0 ~ # zpool status -P pool: rpool state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM rpool ONLINE 0 0 0 /dev/nvme0n1p2 ONLINE 0 0 0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1687664 Title: grub-probe zfs bug: failed to get canonical path To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1687664/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs