/xxx/lib/libtscore.so.9(+0x6a62b)[0x2b4f2b0d462b]
/xxx/lib/libtscore.so.9(+0x67de5)[0x2b4f2b0d1de5]
/xxx/bin/traffic_server(_ZN12HttpTransact11OSDNSLookupEPNS_5StateE+0x1881)[0x570da1]
/xxx/bin/traffic_server(_ZN6HttpSM32call_transact_and_set_next_stateEPFvPN12HttpTransact5StateEE+0x136)[0x533aa6]
/xxx/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x47f)[0x54996f]
/xxx/bin/traffic_server(_ZN6HttpSM32call_transact_and_set_next_stateEPFvPN12HttpTransact5StateEE+0x3f)[0x5339af]
/xxx/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x9a)[0x54350a]
/xxx/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x6a6)[0x53f0b6]
/xxx/bin/traffic_server(_ZN6HttpSM18state_api_callbackEiPv+0x167)[0x5421f7]
/xxx/bin/traffic_server(TSHttpTxnReenable+0x159)[0x4e6419]
/xxx/libexec/trafficserver/regex_revalidate.so(+0x190e)[0x2b4f4d20190e]
