I've poked around at this further, and it seems that the fstab-decode command only hangs trying to unmount *direct* autofs entries in /proc/mounts, but does not hang on *indirect* ones. An example of the direct entry in /proc/mounts:
Note once again that this is *not* an actual mounted file system. The file system mounted by this autofs rule (if mounted) appears further down in /proc/mounts like this (I've obfuscated the IP addresses to 1.2.3.4):
I've poked around at this further, and it seems that the fstab-decode command only hangs trying to unmount *direct* autofs entries in /proc/mounts, but does not hang on *indirect* ones. An example of the direct entry in /proc/mounts:
/etc/auto.nfs_cdf /cdf autofs rw,relatime, fd=18,pgrp= 865,timeout= 300,minproto= 5,maxproto= 5,direct 0 0
Note once again that this is *not* an actual mounted file system. The file system mounted by this autofs rule (if mounted) appears further down in /proc/mounts like this (I've obfuscated the IP addresses to 1.2.3.4):
homesrv:/cdf/ /cdf nfs ro,nosuid, nodev,noexec, noatime, vers=3, rsize=8192, wsize=8192, namlen= 255,hard, proto=udp, timeo=11, retrans= 3,sec=sys, mountaddr= 1.2.3.4, mountvers= 3,mountport= 52150,mountprot o=udp,local_ lock=none, addr=1. 2.3.4 0 0