Hi Seth, Sure, no problem. Here are the mount rules for start: # ignore DENIED message on / remount deny mount options=(ro, remount) -> /, deny mount options=(ro, remount, silent) -> /, # allow tmpfs mounts everywhere mount fstype=tmpfs, # allow hugetlbfs mounts everywhere mount fstype=hugetlbfs, # allow mqueue mounts everywhere mount fstype=mqueue, # allow fuse mounts everywhere mount fstype=fuse, mount fstype=fuse.*, # deny writes in /proc/sys/fs but allow binfmt_misc to be mounted mount fstype=binfmt_misc -> /proc/sys/fs/binfmt_misc/, # allow efivars to be mounted, writing to it will be blocked though mount fstype=efivarfs -> /sys/firmware/efi/efivars/, mount fstype=fusectl -> /sys/fs/fuse/connections/, mount fstype=securityfs -> /sys/kernel/security/, mount fstype=debugfs -> /sys/kernel/debug/, deny mount fstype=debugfs -> /var/lib/ureadahead/debugfs/, mount fstype=proc -> /proc/, mount fstype=sysfs -> /sys/, mount options=(rw, nosuid, nodev, noexec, remount) -> /sys/, # note, /sys/kernel/security/** handled below mount options=(move) /sys/fs/cgroup/cgmanager/ -> /sys/fs/cgroup/cgmanager.lower/, mount options=(ro, nosuid, nodev, noexec, remount, strictatime) -> /sys/fs/cgroup/, # allow paths to be made slave, shared, private or unbindable # FIXME: This currently doesn't work due to the apparmor parser treating those as allowing all mounts. # mount options=(rw,make-slave) -> **, # mount options=(rw,make-rslave) -> **, # mount options=(rw,make-shared) -> **, # mount options=(rw,make-rshared) -> **, # mount options=(rw,make-private) -> **, # mount options=(rw,make-rprivate) -> **, # mount options=(rw,make-unbindable) -> **, # mount options=(rw,make-runbindable) -> **, # allow bind-mounts of anything except /proc, /sys and /dev mount options=(rw,bind) /[^spd]*{,/**}, mount options=(rw,bind) /d[^e]*{,/**}, mount options=(rw,bind) /de[^v]*{,/**}, mount options=(rw,bind) /dev/.[^l]*{,/**}, mount options=(rw,bind) /dev/.l[^x]*{,/**}, mount options=(rw,bind) /dev/.lx[^c]*{,/**}, mount options=(rw,bind) /dev/.lxc?*{,/**}, mount options=(rw,bind) /dev/[^.]*{,/**}, mount options=(rw,bind) /dev?*{,/**}, mount options=(rw,bind) /p[^r]*{,/**}, mount options=(rw,bind) /pr[^o]*{,/**}, mount options=(rw,bind) /pro[^c]*{,/**}, mount options=(rw,bind) /proc?*{,/**}, mount options=(rw,bind) /s[^y]*{,/**}, mount options=(rw,bind) /sy[^s]*{,/**}, mount options=(rw,bind) /sys?*{,/**}, # allow moving mounts except for /proc, /sys and /dev mount options=(rw,move) /[^spd]*{,/**}, mount options=(rw,move) /d[^e]*{,/**}, mount options=(rw,move) /de[^v]*{,/**}, mount options=(rw,move) /dev/.[^l]*{,/**}, mount options=(rw,move) /dev/.l[^x]*{,/**}, mount options=(rw,move) /dev/.lx[^c]*{,/**}, mount options=(rw,move) /dev/.lxc?*{,/**}, mount options=(rw,move) /dev/[^.]*{,/**}, mount options=(rw,move) /dev?*{,/**}, mount options=(rw,move) /p[^r]*{,/**}, mount options=(rw,move) /pr[^o]*{,/**}, mount options=(rw,move) /pro[^c]*{,/**}, mount options=(rw,move) /proc?*{,/**}, mount options=(rw,move) /s[^y]*{,/**}, mount options=(rw,move) /sy[^s]*{,/**}, mount options=(rw,move) /sys?*{,/**}, ### Feature: cgroup namespace mount fstype=cgroup -> /sys/fs/cgroup/**, mount options=(rw,make-slave) -> **, mount options=(rw,make-rslave) -> **, mount options=(rw,make-shared) -> **, mount options=(rw,make-rshared) -> **, mount options=(rw,make-private) -> **, mount options=(rw,make-rprivate) -> **, mount options=(rw,make-unbindable) -> **, mount options=(rw,make-runbindable) -> **, mount options=(rw,bind), mount options=(rw,rbind),