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Cisco Bug: CSCum13755 - sessmgr Assertion sess/aaamgr/aaamgr_buf.c:38 sn_aaa_buffer_ptr()

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

14.1(10)

Description (partial)

Symptom:
The following crash is reported

Assertion failure at sess/aaamgr/aaamgr_buf.c:38
  Function: sn_aaa_buffer_ptr()
  Code: CRASH
  Proclet: sessmgr (f=87000,i=158)
  Process: card=9 cpu=1 arch=X pid=5432 cpu=~2% argv0=sessmgr
  Crash time: 2013-Dec-26+13:47:17 UTC
  Recent errno: 11 Resource temporarily unavailable
  Stack (15352@0xffffa000):
    [f7e285a1/X] libc.so.6/kill() sp=0xffffada8
    [09ddb1b7/X] sn_assert() sp=0xffffadd8
    [09ddaff1/X] sn_assert_crash() sp=0xffffae08
    [082efb69/X] sn_aaa_buffer_ptr() sp=0xffffae48
    [082d0c61/X] sn_aaa_session_data_update() sp=0xffffaea8
    [02f06a3c/X] sessmgr_handle_aaamgr_nw_initiated_msg_request() sp=0xffffaee8
    [083218f5/X] sn_aaa_handle_nw_initiated_msg_request() sp=0xffffaf68
    [09e72e1b/X] sn_msg_arriving_handle() sp=0xffffd618
    [09e509f5/X] sn_loop_run() sp=0xffffdba8
    [09c79524/X] main() sp=0xffffdbe8

Conditions:
When handling network initiated messages, aaa_buffer pointer gets corrupted leading to crash.
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