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Cisco Bug: CSCur11378 - fwm hap reset with %FWM-2-FWM_ASSERT_FAILURE

Last Modified

Sep 11, 2019

Products (7)

  • Cisco Nexus 6000 Series Switches
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5596T Switch

Known Affected Releases


Description (partial)

On Nexus 5500 series, Service "fwm" hap reset with %FWM-2-FWM_ASSERT_FAILURE

FWM Crash happens when following sequence of events happen:
1.  non-disruptive ISSU performed in VPC pair with all interfaces shut. 
2. After ISSU, enable any of core interfaces.
3. Disable the core interface which was enabled in step[2]. Crash will be hit at [3].
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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