HttpTunnel.cc:1215: failed assertion `p->alive == true || event == HTTP_TUNNEL_EVENT_PRECOMPLETE ...

FATAL: HttpTunnel.cc:1215: failed assertion `p->alive == true || event == HTTP_TUNNEL_EVENT_PRECOMPLETE || event == VC_EVENT_EOS || sm->enable_redirection || (p->self_consumer && p->self_consumer->alive == true)`
traffic_server: using root directory '/opt/ats'
traffic_server: Aborted (Signal sent by tkill() 13188 99)
traffic_server - STACK TRACE:
/opt/ats/lib/libtsutil.so.7(signal_crash_handler(int, siginfo_t*, void*)+0x18)[0x2b6d1031729e]
/opt/ats/bin/traffic_server(crash_logger_invoke(int, siginfo_t*, void*)+0x155)[0x534104]
/lib64/libpthread.so.0(+0xf100)[0x2b6d1240f100]
/lib64/libc.so.6(gsignal+0x37)[0x2b6d12d6e5f7]
/lib64/libc.so.6(abort+0x148)[0x2b6d12d6fce8]
/opt/ats/lib/libtsutil.so.7(ink_warning(char const*, ...)+0x0)[0x2b6d102f6f4d]
/opt/ats/lib/libtsutil.so.7(+0x733a7)[0x2b6d102f13a7]
/opt/ats/bin/traffic_server(HttpTunnel::producer_handler(int, HttpTunnelProducer*)+0xd14)[0x768a12]
/opt/ats/bin/traffic_server(HttpTunnel::main_handler(int, void*)+0x13b)[0x76b6e1]
/opt/ats/bin/traffic_server(Continuation::handleEvent(int, void*)+0x149)[0x53a621]
/opt/ats/bin/traffic_server(HttpSM::state_watch_for_client_abort(int, void*)+0x9fe)[0x68c5e6]
/opt/ats/bin/traffic_server(HttpSM::main_handler(int, void*)+0x58e)[0x69b7ec]
/opt/ats/bin/traffic_server(Continuation::handleEvent(int, void*)+0x149)[0x53a621]
/opt/ats/bin/traffic_server(Http2Stream::main_event_handler(int, void*)+0x59f)[0x79c1df]
/opt/ats/bin/traffic_server(Continuation::handleEvent(int, void*)+0x149)[0x53a621]
/opt/ats/bin/traffic_server(EThread::process_event(Event*, int)+0x2cf)[0xa809fb]
/opt/ats/bin/traffic_server(EThread::execute()+0x671)[0xa8140f]
/opt/ats/bin/traffic_server[0xa7f407]
/lib64/libpthread.so.0(+0x7dc5)[0x2b6d12407dc5]
/lib64/libc.so.6(clone+0x6d)[0x2b6d12e2fced]