@Etienne - agree, probably a dupe @Jeremy - I ran "ntfsresize -f -i /dev/sda4" manually before the installer ran and ntfsresize had no issue. Later during this same run, I saw the hang when ntfsresize was run by Ubiquity.
@Jean-Pierre - I suspect this is a kernel bug more than I suspect a ntfsresize one. Here's a sample process tree: 5991 S sh -c ubiquity gtk_ui 5992 S /bin/sh /usr/lib/udisks2/udisks2-inhibit /usr/lib/ubiquit 6002 Sl /usr/bin/python3 /usr/lib/ubiquity/bin/ubiquity gtk_ui 6411 Ss+ /bin/busybox tail -f /var/log/installer/debug -f /var/log 8639 S /usr/bin/perl -w /usr/bin/debconf-communicate -fnonintera 9107 S /usr/share/ubiquity/activate-dmraid && /bin/partman 9108 S /usr/share/ubiquity/activate-dmraid && /bin/partman 9114 S /bin/sh /bin/partman 10014 S /bin/sh /lib/partman/display.d/10initial_auto 10060 S /bin/sh /lib/partman/display.d/10initial_auto 10062 S /bin/sh /lib/partman/automatically_partition/10resize_use 10131 D [ntfsresize] ntfsresize has been invoked as "ntfsresize -f -i /dev/sda4", where this sda4 is a partition created by Windows 10, is NTFS, and is 508MiB. Also, if I kill parent process of ntfsresize (pid 10062 in this case), the install is able to continue. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1946828 Title: ntfsresize hang and call traces in syslog To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1946828/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs