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Cisco Bug: CSCut50679 - tlv_calloc memory leak ( QoS related code )

Last Modified

Feb 19, 2018

Products (97)

  • Cisco IOS
  • Cisco Catalyst 3560X-48U-S Switch
  • Cisco Catalyst 3560X-48T-E Switch
  • Cisco Catalyst 2960X-24PS-L Switch
  • Cisco Catalyst 2960X-48LPS-L Switch
  • Cisco Catalyst 2960C-12PC-L Switch
  • Cisco Catalyst 3560X-48P-S Switch
  • Cisco Catalyst 2960C-8TC-S Switch
  • Cisco Catalyst 2960X-24PD-L Switch
  • Cisco Catalyst 4948E-F Ethernet Switch
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Known Affected Releases

15.0SID 15.2(3)E

Description (partial)

Symptom:
The problem shows up via a constant IOSd memory leak every time there is a stats update request coming from the remote AP to the controller.

Conditions:
Wirelles clients managed by WLC on the switch, using QoS policy.
Here is an example:

wlan ngwcvoice 13 ngwc
 band-select
 client vlan 33
 ip flow monitor wireless-avc-basic input
 ip flow monitor wireless-avc-basic output
 no security wpa
 no security wpa akm dot1x
 no security wpa wpa2
 no security wpa wpa2 ciphers aes
 service-policy input upstream
 service-policy output platinum

Related Community Discussions

Does an upgrade to 3.7.0 fix this bug Bug CSCus92830
5760 Wireless Lan Controllers running 3.61 became unreachable and had to be rebooted, it appears to be affected by the following bug CSCus92830.   Will upgrading to 3.7.0 fix this problem
Latest activity: Apr 30, 2015
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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