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Cisco Bug: CSCvi52608 - CLI show aaa clients detailed command triggered SSH to crash

Last Modified

Sep 28, 2018

Products (1)

  • Cisco IOS

Known Affected Releases

15.6(3)M1.1

Description (partial)

Symptom:
SSH may crashed when running show aaa clients detailed command

in crashinfo file:

CMD: 'sh aaa clients detailed ' 02:24:17 CET Fri Mar 16 2018
051364: Mar 16 02:24:17.673: %SSH-3-NO_CHANNEL: Non-existent channel 3
%ALIGN-1-FATAL: Illegal access to a low address 02:24:17 CET Fri Mar 16 2018
 addr=0x5A0, pc=0x372604C0z , ra=0x33E323B0z , sp=0x3F1EAD18

may also see below in crashinfo:

CMD: 'sh aaa clients ' 20:29:38 CET Tue Feb 27 2018
525399: Feb 27 20:29:38.917: %SYS-6-STACKLOW: Stack for process SSH Process running low, -182/12000

%Software-forced reload

or below:

CMD: 'sh aaa clients  ' 17:35:42 CET Mon Mar 12 2018
CMD: 'sh aaa clients  detailed ' 17:36:15 CET Mon Mar 12 2018
003038: Mar 12 17:36:15.141: %SYS-6-STACKLOW: Stack for process SSH Process running low, -183/12000

%Software-forced reload

Conditions:
run show aaa clients detailed command or  show aaa clients command
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