BUG: NULL pointer dereference at 0000000000000070 during read from a cgroup specific file
Issue
When reading/writing from/to a cgroup specific file (for example "cgroup_name/notify_on_release"), the system panicked with the following message:
"BUG: unable to handle kernel NULL pointer dereference at 0000000000000070"
(Note that the address number might be slightly different)
Environment
- Red Hat Enterprise Linux 6
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