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Cisco Bug: CSCuj27616 - RP XR console stuck after exit from LC attach

Last Modified

Jan 07, 2017

Products (1)

  • Cisco Network Convergence System 6000 Series Routers

Known Affected Releases

5.0.0.BASE 5.2.1.BASE

Description (partial)

Symptom: Route Processor XR VM Console may get stuck when attach session to any linecard is exited. This issue happens in certain scenario only.

Conditions: RP XR console is stuck when a new attach session to Linecard XR VM is issued  from Route Processor  XR Exec prompt  and trying to exit from this session. This happens only when attached to Linecard and certain traces are dumped on the console. In normal attach and exit scenario this issue is not seen.

RP/0/RP0/CPU0:R1#run
Sat Sep 14 08:38:31.701 UTC
[xr-vm_node0_RP0_CPU0:/]$ attach 0/3/cpu0
[xr-vm_node0_3_CPU0:~]$ export PS1="#"
#uname -a
Linux xr-vm_node0_3_CPU0 2.6.34.10-131 #1 SMP Mon Sep 9 13:49:41 PDT 2013 x86_64 x86_64 x86_64 GNU/Linux
#  dmesg
#exit
logout
attaching to node attach sshexec 172.0.3.1
^M^M^M^M^M^M^M
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