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Cisco Bug: CSCuo57454 - "pmalloc detected memory corruption" crash, IPv6 with heavy multicast

Last Modified

Jan 24, 2019

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases

7.6(130.0) 8.0(72.173)

Description (partial)

A WLC may crash with a crashfile containing information similar to the following:

  Software was stopped for the following reason:
     pmalloc detected memory corruption
pmalloc memory corruption type: ++PMALLOC_POISONED_AREA_CORRUPTION
-  Corruption detected at pmalloc entry address: (6803745c)
-  Corrupt entry: entryMagic_0(0xbe90be90), entryMagic_1(0xbe91be91),

IPv6 enabled, with significant multicast load.
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