the above strace triggered me to look into /var/lib/apt/lists/ ... a simple ls /var/lib/apt/lists/ reproduces the hang, it seems to be a filesystem problem (even sudo ls -al /tmp/mergemount/var/lib/apt/ exposes that)
the above strace triggered me to look into /var/lib/apt/lists/ ... a simple ls /var/lib/apt/lists/ reproduces the hang, it seems to be a filesystem problem (even sudo ls -al /tmp/mergemount /var/lib/ apt/ exposes that)