Absolute Timers that Expire at Midnight UTC May Fire Early When the Leap Second is Inserted

Solution Verified - Updated -

Issue

  • Absolute timers that expire at midnight UTC may fire early when the leap second is inserted.

Environment

  • Kernels that support NOHZ contain this issue; this includes all released kernels in:
    • Red Hat Enterprise Linux 6 running kernels before 2.6.32-642.el6.
    • Red Hat Enterprise Linux 7 running kernels before kernel-3.10.0-327.el7.

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