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Cisco Bug: CSCvu05047 - sxdemux restart assertion at snx_fast_buf_alloc

Last Modified

Aug 25, 2020

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases


Description (partial)

SW: 21.17.1 74081
Customer observed this crash in certain acs configuration for ruledef naming pattern and after control plane reload

Fatal Signal 11 at snx_fast_buf_alloc

  Stack (91032@0x0xffe4a000):
    [05f43c81/X] snx_fast_buf_alloc() sp=0xffe4ada8
    [05f44270/X] allocbuf() sp=0xffe4add8
    [05f4527e/X] copybuf() sp=0xffe4ae08
    [05f452fe/X] copymsgbuf() sp=0xffe4ae38
    [09397f3e/X] sxctrlmgr_send_prime_pfd_mgmt_msg() sp=0xffe4b008
    [093a2e31/X] sxmgr_pfd_encode_ruledef_tlv() sp=0xffe4b0c8
    [093d86e1/X] sxctrlmgr_fill_and_send_config_info() sp=0xffe4f5a8
    [093fb68b/X] sxctrlmgr_process_prime_pfd_mgmt_rsp() sp=0xffe539a8
    [093fe448/X] sxctrlmgr_event_data_dispatch() sp=0xffe53c08
    [037bef3d/X] demuxmgr_schedule_pacing_queue() sp=0xffe53cd8
    [0937d1b2/X] sxmgr_med_rx_flush() sp=0xffe53d08
    [09377fce/X] sxmgr_med_msg_read() sp=0xffe5fe18
    [0ccb8444/X] sn_epoll_run_events() sp=0xffe5fe68
    [0ccc517b/X] sn_loop_run() sp=0xffe60318
    [0c998ee5/X] main() sp=0xffe60388

acs configuration and CP reload
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