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Cisco Bug: CSCup49928 - Controllers Crash - SNMP Polling cause netmask pointer used as integer

Last Modified

Jan 24, 2019

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases

7.6(120.0) 8.0(75.1)

Description (partial)

Symptom:
A WLC may crash in Task Name SNMPTask.

The stack trace may be similar to this:

Frame 0: 0x408a71 create_crash_dump+3144
Frame 1: 0x4081dd create_crash_dump+948
Frame 2: 0x4031a8 sigsegv_handler+2720
Frame 3: 0x1aa0600 license_xos_thread_create+1614624
Frame 4: 0x1af4710 license_xos_thread_create+1958960
Frame 5: 0x1af47ea license_xos_thread_create+1959178
Frame 6: 0xbe4116 SnmpCommunityIpMaskSet+272
Frame 7: 0xdfc399 usmDbSnmpCommunityIpMaskSet+69
Frame 8: 0x15275d4 updateCommunityTable+81
Frame 9: 0x15276fd checkHashValue+270
Frame 10: 0x1527ca0 handshakeUpdate+46
Frame 11: 0x1527cc1 k_ciscoSnmpHandshakeProcess_set+25
Frame 12: 0x1154e71 do_sets_noblock+1225
Frame 13: 0x148ea2e SrDoSnmp+3246
Frame 14: 0x1151a1a SrDoMgmt+149
Frame 15: 0x1151060 snmpd_main+2444
Frame 16: 0x123afcc L7_snmp_task+24
Frame 17: 0xc303fa osapiTaskAppKeySelfSet+159
Frame 18: 0x1a9bd92 license_xos_thread_create+1596082
Frame 19: 0x1af32a9 license_xos_thread_create+1953737

Conditions:
Using SNMP.
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Bug Details Include

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