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Cisco Bug: CSCur08835 - Sessmgr crash 16.2 acsmgr_update_rule_match_stats

Last Modified

Dec 26, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

16.2.0.56515

Description (partial)

Symptom:
Sessmgr crash:

********************* CRASH #02 ***********************
SW Version          : 16.2(56515)
Similar Crash Count : 24
Time of First Crash : 2014-Sep-19+16:54:21
 
Fatal Signal 11: Segmentation fault
  PC: [082fbca1/X] acsmgr_update_rule_match_stats()
  Faulty address: 0x154
  Signal from: kernel
  Signal detail: address not mapped to object
  Process: card=9 cpu=1 arch=X pid=10413 cpu=~20% argv0=sessmgr
  Crash time: 2014-Sep-20+13:17:52 UTC
  Recent errno: 11 Resource temporarily unavailable
  Stack (11032@0xffffb000):
    [082fbca1/X] acsmgr_update_rule_match_stats() sp=0xffffb548
    [087aac24/X] acs_send_http_hdr_incomplete_buffered_pkts() sp=0xffffb618
    [087ff524/X] acs_http_pkt_inspection() sp=0xffffbbc8
    [0871ac70/X] acsmgr_process_tcp_packet() sp=0xffffc3b8
    [08727cc0/X] acs_process_tcp_packet_normal_path() sp=0xffffc408
    [08727e4d/X] acs_tcp_analyzer() sp=0xffffc488
    [0862b8a9/X] do_acsmgr_process_packet() sp=0xffffc4b8
    [08643235/X] acs_ip_lean_path() sp=0xffffc508
    [08543131/X] acsmgr_data_receive_merge_mode() sp=0xffffc818
    [08544123/X] acs_handle_datapath_events_from_sm_interface() sp=0xffffc848
    [0360ac3f/X] sessmgr_sef_initiate_data_packet_ind() sp=0xffffc898
    [0360acd0/X] sessmgr_pcc_intf_send_data_packet_ind() sp=0xffffc908
    [05edc91a/X] sessmgr_pcc_fwd_packet() sp=0xffffc968
    [06003b61/X] sessmgr_ipv4_process_user_pkt_pgw_ggsn.isra.282() sp=0xffffcdb8
    [041090eb/X] sessmgr_ggsndrv_handle_inbound_data_packet() sp=0xffffcf98
    [05e9e542/X] sessmgr_egtpu_receive_gtpu_packet() sp=0xffffd3f8
    [060361c7/X] sessmgr_med_data_receive() sp=0xffffd598
    [0acaa23c/X] sn_epoll_run_events() sp=0xffffd5e8
    [0acae938/X] sn_loop_run() sp=0xffffda98
    [0aa5131d/X] main() sp=0xffffdb08
  Registers:

Conditions:
Normal operations.
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