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VPND daemon might crash during SSL handshake
Symptoms
  • VPND daemon might crash with Segmentation Fault during SSL handshake.

  • After enabling generation of core dump files per sk92764 / sk53363, core dump files for 'VPND' process were generated in the /var/log/dump/usermode/ directory.

  • Core dump files contain the following stack:

    (gdb) bt
    #0  0x... in fwPubKey::ClassName() const () from /opt/CPshrd-R77/lib/libcpcert.so
    #1  0x... in KeyTask_QueueRequest(...) () from /opt/CPshrd-R77/lib/libcpcert.so
    #2  0x... in fwPubKey::DecryptA(...) () from /opt/CPshrd-R77/lib/libcpcert.so
    #3  0x... in ?? () from /opt/CPshrd-R77/lib/libcptls.so
    #4  0x... in ?? () from /opt/CPshrd-R77/lib/libcptls.so
    #5  0x... in cptls_hs_event_handler(...) () from /opt/CPshrd-R77/lib/libcptls.so
    #6  0x... in cptls_OneSideSSL::event_handler(...) () from /opt/CPshrd-R77/lib/libcptls.so
    #7  0x... in cptls_ChannelTable::handleMsg(...) () from /opt/CPshrd-R77/lib/libcptls.so
    #8  0x... in cptls_handle_msg_multik () from /opt/CPshrd-R77/lib/libcptls.so
    #9  0x... in ?? () from /opt/CPshrd-R77/lib/libcpfwsys.so
    #10 0x... in ?? () from /opt/CPshrd-R77/lib/libkiss_apps.so
    #11 0x... in ?? () from /opt/CPshrd-R77/lib/libkiss_apps.so
    #12 0x... in ?? () from /opt/CPshrd-R77/lib/libComUtils.so
    #13 0x... in T_event_mainloop_iter_select () from /opt/CPshrd-R77/lib/libComUtils.so
    #14 0x... in T_event_mainloop_iter () from /opt/CPshrd-R77/lib/libComUtils.so
    #15 0x... in T_event_mainloop_e () from /opt/CPshrd-R77/lib/libComUtils.so
    #16 0x... in T_event_mainloop () from /opt/CPshrd-R77/lib/libComUtils.so
    #17 0x... in vpnd_cmain ()
    #18 0x... in main ()
    (gdb)
    
Solution
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