Public bug reported:
LXD uses recursive bind-mounts for things like /sys/kernel/debug. CRIU
should detect those and restore them properly.
Right now this particular case is causing migration failures when the
target has /sys/kernel/debug/tracing mounted.
** Affects: criu (Ubuntu)
Importance: High
Status: Triaged
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https://bugs.launchpad.net/bugs/1574842
Title:
Support restoring recursive bind-mounts
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