Description: fuse: FUSE daemon can make itself unkillable with request loops
References:
 https://github.com/sargun/fuse-example
 https://sourceforge.net/p/fuse/mailman/message/36598753/
 https://lore.kernel.org/lkml/1e796f9e008fb78fb96358ff74f39bd4865a7c88.1604926010.git.gladkov.alexey@gmail.com/
Notes:
 bwh> The proposed fix notes that the daemon can be killed off through
 bwh> the fusectl filesystem, but the kill command or service shutdown
 bwh> won't work.
Bugs:
upstream: needed
6.1-upstream-stable: needed
5.10-upstream-stable: needed
4.19-upstream-stable: needed
4.9-upstream-stable: ignored "EOL"
3.16-upstream-stable: ignored "EOL"
sid: needed
6.1-bookworm-security: needed
5.10-bullseye-security: needed
4.19-buster-security: needed
4.9-stretch-security: ignored "EOL"
3.16-jessie-security: ignored "EOL"