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Switch reboots with EPM application wdg timer warning messages

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TitleSwitch reboots with EPM application wdg timer warning messages
Symptoms
Hal memory usage increases.
Switch reboots with EPM application wdg timer warning messages
05/21/2017 00:24:34.32 <Crit:Kern.Card.Emergency> Slot-1: Epm application wdg timer warning - 30 sec, kepc 0xffffffff8069a850(io_schedule+0x80/0xb0) uepc 0x4622d8.
05/21/2017 00:24:33.14 <Crit:Kern.Card.Emergency> Slot-1: Epm application wdg timer warning - 20 sec, kepc 0xffffffff8069a850(io_schedule+0x80/0xb0) uepc 0x4624bc.
Environment
EXOS 22.2
Cause
Switch reboots along with EPM application wdg timer warning messages because of memory leak in HAL process.
This memory leak is associated with a buffer overflow when handling mcast traffic
Resolution
This was fixed with CR# xos0068049.
Upgrade to EXOS 22.3.1 or newer release where the fix is included.
Additional notes

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