2019-08-19T13:45:53.330193+08:00 2019-08-19T13:45:53.330+0800 F  -        [TaskExecutorPool-0] Invariant failure pool->_requests.empty() src/mongo/executor/connection_pool.cpp 1085
2019-08-19T13:45:53.330245+08:00 2019-08-19T13:45:53.330+0800 F  -        [TaskExecutorPool-0] #012#012***aborting after invariant() failure#012#012
2019-08-19T13:45:53.354803+08:00 2019-08-19T13:45:53.354+0800 F  -        [TaskExecutorPool-0] Got signal: 6 (Aborted).#012 0x563abab2db81 0x563abab2d37e 0x563abab2d416 0x7f53cd1870c0 0x7f53cce09fff 0x7f53cce0b42a 0x563ab90663e0 0x563ab8f79913 0x563aba336636 0x563aba29eabe 0x563aba51b5f4 0x563aba51b885 0x563aba52350e 0x563aba29176d 0x563aba26e754 0x563abac5388f 0x7f53cd17d494 0x7f53ccebfacf#012----- BEGIN BACKTRACE -----#012{"backtrace":[{"b":"563AB83AD000","o":"2780B81","s":"_ZN5mongo15printStackTraceERSo"},{"b":"563AB83AD000","o":"278037E"},{"b":"563AB83AD000","o":"2780416"},{"b":"7F53CD176000","o":"110C0"},{"b":"7F53CCDD7000","o":"32FFF","s":"gsignal"},{"b":"7F53CCDD7000","o":"3442A","s":"abort"},{"b":"563AB83AD000","o":"CB93E0","s":"_ZN5mongo22invariantFailedWithMsgEPKcRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES1_j"},{"b":"563AB83AD000","o":"BCC913"},{"b":"563AB83AD000","o":"1F89636"},{"b":"563AB83AD000","o":"1EF1ABE","s":"_ZN4asio6detail11executor_opINS0_15work_dispatcherIZN5mongo9transport18TransportLayerASIO11ASIOReactor8scheduleENS3_15unique_functionIFvNS3_6StatusEEEEEUlvE_EESaIvENS0_19scheduler_operationEE11do_completeEPvPSE_RKSt10error_codem"},{"b":"563AB83AD000","o":"216E5F4","s":"_ZN4asio6detail9scheduler10do_run_oneERNS0_27conditionally_enabled_mutex11scoped_lockERNS0_21scheduler_thread_infoERKSt10error_code"},{"b":"563AB83AD000","o":"216E885","s":"_ZN4asio6detail9scheduler3runERSt10error_code"},{"b":"563AB83AD000","o":"217650E","s":"_ZN4asio10io_context3runEv"},{"b":"563AB83AD000","o":"1EE476D","s":"_ZN5mongo9transport18TransportLayerASIO11ASIOReactor3runEv"},{"b":"563AB83AD000","o":"1EC1754","s":"_ZN5mongo8executor18NetworkInterfaceTL4_runEv"},{"b":"563AB83AD000","o":"28A688F"},{"b":"7F53CD176000","o":"7494"},{"b":"7F53CCDD7000","o":"E8ACF","s":"clone"}],"processInfo":{ "mongodbVersion" : "4.2.0", "gitVersion" : "a4b751dcf51dd249c5865812b390cfd1c0129c30", "compiledModules" : [], "uname" : { "sysname" : "Linux", "release" : "4.9.0-8-amd64", "version" : "#1 SMP Debian 4.9.130-2 (2018-10-27)", "machine" : "x86_64" }, "somap" : [ { "b" : "563AB83AD000", "elfType" : 3, "buildId" : "17838F474FA4042630D3957AABC914A7B81A067B" }, { "b" : "7FFFB83F0000", "path" : "linux-vdso.so.1", "elfType" : 3, "buildId" : "0B1047D7814362A9CE0444D05F6284EDA613920B" }, { "b" : "7F53CE5D0000", "path" : "/usr/lib/x86_64-linux-gnu/libcurl.so.4", "elfType" : 3, "buildId" : "42633809232BDE4FCAA945FD37D01CF517E5AC0A" }, { "b" : "7F53CE3B9000", "path" : "/lib/x86_64-linux-gnu/libresolv.so.2", "elfType" : 3, "buildId" : "713D47D5F599289C0A91ADE8F0122B2B4AA78B2E" }, { "b" : "7F53CDF26000", "path" : "/usr/lib/x86_64-linux-gnu/libcrypto.so.1.1", "elfType" : 3, "buildId" : "2CFE882A331D7857E9CE1B5DE3255E6DA76EF899" }, { "b" : "7F53CDCBA000", "path" : "/usr/lib/x86_64-linux-gnu/libssl.so.1.1", "elfType" : 3, "buildId" : "E2AA3B39763D943F56B3BD05C8E36E639BA95E12" }, { "b" : "7F53CDAB6000", "path" : "/lib/x86_64-linux-gnu/libdl.so.2", "elfType" : 3, "buildId" : "B895F0831F623C5F23603401D4069F9F94C24761" }, { "b" : "7F53CD8AE000", "path" : "/lib/x86_64-linux-gnu/librt.so.1", "elfType" : 3, "buildId" : "5D83E0642E645026DBB11F89F7DF7106BD821495" }, { "b" : "7F53CD5AA000", "path" : "/lib/x86_64-linux-gnu/libm.so.6", "elfType" : 3, "buildId" : "1B95E3A8B8788B07E4F59EE69B1877F9DEB42033" }, { "b" : "7F53CD393000", "path" : "/lib/x86_64-linux-gnu/libgcc_s.so.1", "elfType" : 3, "buildId" : "51AD5FD294CD6C813BED40717347A53434B80B7A" }, { "b" : "7F53CD176000", "path" : "/lib/x86_64-linux-gnu/libpthread.so.0", "elfType" : 3, "buildId" : "4285CD3158DDE596765C747AE210AB6CBD258B22" }, { "b" : "7F53CCDD7000", "path" : "/lib/x86_64-linux-gnu/libc.so.6", "elfType" : 3, "buildId" : "AA889E26A70F98FA8D230D088F7CC5BF43573163" }, { "b" : "7F53CE850000", "path" : "/lib64/ld-linux-x86-64.so.2", "elfType" : 3, "buildId" : "263F909DBE11A66F7C6233E3FF0521148D9F8370" }, { "b" : "7F53CCBB1000", "path" : "/usr/lib/x86_64-linux-gnu/libnghttp2.so.14", "elfType" : 3, "buildId" : "57FE530E3C6E81FD243F02556CDC09142D176A2E" }, { "b" : "7F53CC98F000", "path" : "/usr/lib/x86_64-linux-gnu/libidn2.so.0", "elfType" : 3, "buildId" : "52F90A61AFD6B0605DAC537C5D1B8713E8E93889" }, { "b" : "7F53CC772000", "path" : "/usr/lib/x86_64-linux-gnu/librtmp.so.1", "elfType" : 3, "buildId" : "82864DDD2632F14010AD7740D09B7270901D418D" }, { "b" : "7F53CC546000", "path" : "/usr/lib/x86_64-linux-gnu/libssh2.so.1", "elfType" : 3, "buildId" : "2250CA06323F7E7479640C9F53972E22ABFD1628" }, { "b" : "7F53CC338000", "path" : "/usr/lib/x86_64-linux-gnu/libpsl.so.5", "elfType" : 3, "buildId" : "1667EE4ED5224694326899E760722B7B366CEB41" }, { "b" : "7F53CC0CF000", "path" : "/usr/lib/x86_64-linux-gnu/libssl.so.1.0.2", "elfType" : 3, "buildId" : "8D36AB4C9418B58CC011D77F38B7FA8B918E2CF8" }, { "b" : "7F53CBC6B000", "path" : "/usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.2", "elfType" : 3, "buildId" : "B26F780956D55C181206CBB67FEEFD665209C227" }, { "b" : "7F53CBA20000", "path" : "/usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2", "elfType" : 3, "buildId" : "4986F4E8DB61C236489DDC53213B04DB65A2EAA0" }, { "b" : "7F53CB746000", "path" : "/usr/lib/x86_64-linux-gnu/libkrb5.so.3", "elfType" : 3, "buildId" : "811575446A67638D151C4829E7040205D92F9C9B" }, { "b" : "7F53CB513000", "path" : "/usr/lib/x86_64-linux-gnu/libk5crypto.so.3", "elfType" : 3, "buildId" : "19CE7A9BC33E0910065BDFE299DCACFF638BF06E" }, { "b" : "7F53CB30F000", "path" : "/lib/x86_64-linux-gnu/libcom_err.so.2", "elfType" : 3, "buildId" : "2EB9256EE03E4D411C25715BB6EC484BF9B09E66" }, { "b" : "7F53CB100000", "path" : "/usr/lib/x86_64-linux-gnu/liblber-2.4.so.2", "elfType" : 3, "buildId" : "3C3E7168974CE6A11BB872FBD9C7BD3B762EAE86" }, { "b" : "7F53CAEAF000", "path" : "/usr/lib/x86_64-linux-gnu/libldap_r-2.4.so.2", "elfType" : 3, "buildId" : "68ADEC83F20297E449D6E341EB64191E6FC7F8C0" }, { "b" : "7F53CAC95000", "path" : "/lib/x86_64-linux-gnu/libz.so.1", "elfType" : 3, "buildId" : "908B5A955D0A73FB8D31E0F927D0CDBA810CB300" }, { "b" : "7F53CA97E000", "path" : "/usr/lib/x86_64-linux-gnu/libunistring.so.0", "elfType" : 3, "buildId" : "2E457FF72C4E6A267C0B10E06C3FB8C4F32487EE" }, { "b" : "7F53CA5E5000", "path" : "/usr/lib/x86_64-linux-gnu/libgnutls.so.30", "elfType" : 3, "buildId" : "07A8F58A7E4E32A36FEEE7511F728D5896439B13" }, { "b" : "7F53CA3B0000", "path" : "/usr/lib/x86_64-linux-gnu/libhogweed.so.4", "elfType" : 3, "buildId" : "1D3666D2FA45541887E96DED01529116996812AD" }, { "b" : "7F53CA179000", "path" : "/usr/lib/x86_64-linux-gnu/libnettle.so.6", "elfType" : 3, "buildId" : "43D18C6AB6EDE083BE2C5FAA857E379389819ACB" }, { "b" : "7F53C9EF6000", "path" : "/usr/lib/x86_64-linux-gnu/libgmp.so.10", "elfType" : 3, "buildId" : "45ACF9508A033A2AE2672156491BC524A3BF20CD" }, { "b" : "7F53C9BE6000", "path" : "/lib/x86_64-linux-gnu/libgcrypt.so.20", "elfType" : 3, "buildId" : "917AB7D78C8C49FE3095ABFF95FAB28575D704BB" }, { "b" : "7F53C99DA000", "path" : "/usr/lib/x86_64-linux-gnu/libkrb5support.so.0", "elfType" : 3, "buildId" : "932297A42269A54BCDB88198BA06BD63B13E1996" }, { "b" : "7F53C97D6000", "path" : "/lib/x86_64-linux-gnu/libkeyutils.so.1", "elfType" : 3, "buildId" : "3CFF3CE519A16305A617D8885EA5D3AE3D965461" }, { "b" : "7F53C95BB000", "path" : "/usr/lib/x86_64-linux-gnu/libsasl2.so.2", "elfType" : 3, "buildId" : "A54D193AB95897B4BFE387E6578064711115AB75" }, { "b" : "7F53C9356000", "path" : "/usr/lib/x86_64-linux-gnu/libp11-kit.so.0", "elfType" : 3, "buildId" : "86F00B032B270ED5297EB393B30EDEF76B890573" }, { "b" : "7F53C9122000", "path" : "/lib/x86_64-linux-gnu/libidn.so.11", "elfType" : 3, "buildId" : "CCC0C44563E10F70FCF98D0C7AFABC9801F7159B" }, { "b" : "7F53C8F0F000", "path" : "/usr/lib/x86_64-linux-gnu/libtasn1.so.6", "elfType" : 3, "buildId" : "D03612373D33091A4678A032C5D7341FB56FE7DC" }, { "b" : "7F53C8CFB000", "path" : "/lib/x86_64-linux-gnu/libgpg-error.so.0", "elfType" : 3, "buildId" : "8B9D1F17D242A08FEA23AF32055037569A714209" }, { "b" : "7F53C8AF2000", "path" : "/usr/lib/x86_64-linux-gnu/libffi.so.6", "elfType" : 3, "buildId" : "AA1401F42D517693444B96C5774A62D4E8C84A35" } ] }}#012 mongod(_ZN5mongo15printStackTraceERSo+0x41) [0x563abab2db81]#012 mongod(+0x278037E) [0x563abab2d37e]#012 mongod(+0x2780416) [0x563abab2d416]#012 libpthread.so.0(+0x110C0) [0x7f53cd1870c0]#012 libc.so.6(gsignal+0xCF) [0x7f53cce09fff]#012 libc.so.6(abort+0x16A) [0x7f53cce0b42a]#012 mongod(_ZN5mongo22invariantFailedWithMsgEPKcRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES1_j+0x0) [0x563ab90663e0]#012 mongod(+0xBCC913) [0x563ab8f79913]#012 mongod(+0x1F89636) [0x563aba336636]#012 mongod(_ZN4asio6detail11executor_opINS0_15work_dispatcherIZN5mongo9transport18TransportLayerASIO11ASIOReactor8scheduleENS3_15unique_functionIFvNS3_6StatusEEEEEUlvE_EESaIvENS0_19scheduler_operationEE11do_completeEPvPSE_RKSt10error_codem+0x6E) [0x563aba29eabe]#012 mongod(_ZN4asio6detail9scheduler10do_run_oneERNS0_27conditionally_enabled_mutex11scoped_lockERNS0_21scheduler_thread_infoERKSt10error_code+0x3B4) [0x563aba51b5f4]#012 mongod(_ZN4asio6detail9scheduler3runERSt10error_code+0x115) [0x563aba51b885]#012 mongod(_ZN4asio10io_context3runEv+0x3E) [0x563aba52350e]#012 mongod(_ZN5mongo9transport18TransportLayerASIO11ASIOReactor3runEv+0x3D) [0x563aba29176d]#012 mongod(_ZN5mongo8executor18NetworkInterfaceTL4_runEv+0x44) [0x563aba26e754]#012 mongod(+0x28A688F) [0x563abac5388f]#012 libpthread.so.0(+0x7494) [0x7f53cd17d494]#012 libc.so.6(clone+0x3F) [0x7f53ccebfacf]#012-----  END BACKTRACE  -----