The answer from the Cisco TAC:From: Mian Min (mianmin) <mianmin@cisco.com>"I have finished my research and here is my findings:The kernel panic crash is due to a software defect: CSCug26811   Kernel Panic, process hap reset caused by excessive traffi...

Hi,I'm running N5K-C5548UP with L3 module N55-D160L3-V2 on 6.0(2)N1(2a) version.After about a month running on of two N5K's has crashed with the kernel error:%KERN-0-SYSTEM_MSG: [1196189.202497] BUG: soft lockup - CPU#1 stuck for 11s! [bcm_usd:3276] ...

Hello,I upgraded 5596UP (with L3 Module) to 5.2(1)N1(2a) and the dhcp_snooping while processing packets dhcp relayed stopped work properly (about the same sympthoms as described above):dhcp_snoop: Could not get trusted intfdhcp_snoop: DHCP reply not ...