Guest

Preview Tool

Cisco Bug: CSCvt06406 - bcm_l2_register_callback causes Cisco Nexus 9500 module reload.

Last Modified

Jun 15, 2020

Products (52)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 9516 Switch
  • Cisco Nexus 3548 Switch
  • Cisco Nexus 3548-X Switch
  • Cisco Nexus 3132Q-V Switch
  • Cisco Nexus 93108TC-FX Switch
  • Cisco Nexus 9396PX Switch
  • Cisco Nexus 9396TX Switch
  • Cisco Nexus 92304QC Switch
  • Cisco Nexus 31108TC-V Switch
View all products in Bug Search Tool Login Required

Known Affected Releases

7.0(3)I7(4)

Description (partial)

Symptom:
In certain instances, we see a hap reset generating a core for  BCM-USD causing a module to reload. 

exception information --- exception instance 1 ----
Module Slot Number: 1
Device Id         : 134
Device Name       : System Manager
Device Errorcode  : 0x0000030b
Device ID         : 00 (0x00)
Device Instance   : 00 (0x00)
Dev Type (HW/SW)  : 03 (0x03)
ErrNum (devInfo)  : 11 (0x0b)
System Errorcode  : 0x401e008a Service on linecard had a hap-reset
Error Type        : FATAL error
PhyPortLayer      : 0x0
Port(s) Affected  :
Error Description : bcm_usd hap reset
DSAP              : 0 (0x0)
UUID              : 1 (0x1)
Time              : Thu Jan  2 16:49:07 2020
                    (Ticks: 5E0E1F03 jiffies)

`show cores`
VDC  Module  Instance  Process-name     PID       Date(Year-Month-Day Time)
---  ------  --------  ---------------  --------  -------------------------
1    1       1         bcm_usd          8252      2020-01-02 16:49:07

Conditions:
`show module`
Mod Ports             Module-Type                       Model          Status
--- ----- ------------------------------------- --------------------- ---------
1    52   48x1/10G SFP+ 4x40G Ethernet Module   N9K-X9564PX           ok        <--- affected module
2    52   48x1/10G SFP+ 4x40G Ethernet Module   N9K-X9564PX           ok        
3    36   36p 40G Ethernet Module               N9K-X9636PQ           ok        
21   0    Fabric Module                         N9K-C9504-FM          ok        
22   0    Fabric Module                         N9K-C9504-FM          ok        
23   0    Fabric Module                         N9K-C9504-FM          ok        
24   0    Fabric Module                         N9K-C9504-FM          ok        
25   0    Fabric Module                         N9K-C9504-FM          ok        
26   0    Fabric Module                         N9K-C9504-FM          ok        
27   0    Supervisor Module                     N9K-SUP-B             active *  
28   0    Supervisor Module                     N9K-SUP-B             ha-standby
29   0    System Controller                     N9K-SC-A              standby   
30   0    System Controller                     N9K-SC-A              active
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.