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Type:
Bug
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Resolution: Duplicate
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Priority:
Major - P3
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None
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Affects Version/s: None
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Component/s: Shell
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None
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ALL
Instead of listing completion possibilities, a second or third tab in the shell segfaults. The code appears to be executing the index number of a cached ShellAutocomplete() function.
Typing "abc<tab><tab>" will trigger this in a fresh shell:
$ ./mongo --nodb MongoDB shell version: 2.4.0-rc2-pre- > abcThu Feb 28 12:12:28.258 mongo got signal 11 (Segmentation fault), stack trace: Thu Feb 28 12:12:28.262 0x6d1e83 0x5b2de7 0x7ff4674ea4a0 0x7357ab 0x68c3e2 0x68f1f9 0x67c4cc 0x5bdbd5 0x5b253d 0x5b27c1 0x5e1d0e 0x5e37ea 0x5e62c0 0x5b2cc9 0x5b70c1 0x5b897b 0x7ff4674d576d 0x5b2379 ./mongo(_ZN5mongo15printStackTraceERSo+0x27) [0x6d1e83] ./mongo(_Z12quitAbruptlyi+0xe8) [0x5b2de7] /lib/x86_64-linux-gnu/libc.so.6(+0x364a0) [0x7ff4674ea4a0] ./mongo(JS_CallFunction+0x23) [0x7357ab] ./mongo(_ZN5mongo12spidermonkey7SMScope6invokeEP10JSFunctionPKNS_7BSONObjES6_ibbb+0x2ba) [0x68c3e2] ./mongo(_ZN5mongo12spidermonkey7SMScope6invokeEyPKNS_7BSONObjES4_ibbb+0x63) [0x68f1f9] ./mongo(_ZN5mongo5Scope6invokeEPKcPKNS_7BSONObjES5_i+0xa2) [0x67c4cc] ./mongo(_ZN5mongo5Scope10invokeSafeEPKcPKNS_7BSONObjES5_i+0x3b) [0x5bdbd5] ./mongo(_Z19generateCompletionsRKSsRSt6vectorISsSaISsEE+0x109) [0x5b253d] ./mongo(_Z14completionHookPKcP20linenoiseCompletions+0x53) [0x5b27c1] ./mongo(_ZN11InputBuffer12completeLineER10PromptBase+0xfc) [0x5e1d0e] ./mongo(_ZN11InputBuffer12getInputLineER10PromptBase+0x2b2) [0x5e37ea] ./mongo(_Z9linenoisePKc+0x333) [0x5e62c0] ./mongo(_Z13shellReadlinePKci+0x22) [0x5b2cc9] ./mongo(_Z5_mainiPPcS0_+0x1fb0) [0x5b70c1] ./mongo(main+0x81) [0x5b897b] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed) [0x7ff4674d576d] ./mongo() [0x5b2379]
Same thing on Windows:
MongoDB shell version: 2.4.0-rc2-pre- > abcThu Feb 28 12:14:42.750 mongo got signal 11 (SIGSEGV), stack trace: Thu Feb 28 12:14:43.446 mongo.exe ...\src\mongo\util\stacktrace.cpp(189) mongo::printStackTrace+0x5b Thu Feb 28 12:14:43.461 mongo.exe ...\src\mongo\shell\dbshell.cpp(217) quitAbruptly+0x135 Thu Feb 28 12:14:43.461 mongo.exe f:\dd\vctools\crt_bld\self_64_amd64\crt\src\winxfltr.c(372) _XcptFilter+0x283 Thu Feb 28 12:14:43.461 mongo.exe f:\dd\vctools\crt_bld\self_64_amd64\crt\src\crt0.c(287) __tmainCRTStartup$filt$0+0x28 Thu Feb 28 12:14:43.477 mongo.exe __C_specific_handler+0x160 Thu Feb 28 12:14:43.477 ntdll.dll RtlDecodePointer+0xbd Thu Feb 28 12:14:43.493 ntdll.dll RtlUnwindEx+0xbbf Thu Feb 28 12:14:43.493 ntdll.dll KiUserExceptionDispatcher+0x2e Thu Feb 28 12:14:43.508 mongo.exe ...\src\third_party\js-1.7\jsapi.c(4310) JS_CallFunction+0x57 Thu Feb 28 12:14:43.524 mongo.exe ...\src\mongo\scripting\engine_spidermonkey.cpp(1709) mongo::spidermonkey::SMScope::invoke+0x370 Thu Feb 28 12:14:43.524 mongo.exe ...\src\mongo\scripting\engine_spidermonkey_internal.h(282) mongo::spidermonkey::SMScope::invoke+0x6f Thu Feb 28 12:14:43.539 mongo.exe ...\src\mongo\scripting\engine.cpp(93) mongo::Scope::invoke+0xb6 Thu Feb 28 12:14:43.555 mongo.exe ...\src\mongo\scripting\engine.h(104) mongo::Scope::invokeSafe+0x81 Thu Feb 28 12:14:43.555 mongo.exe ...\src\mongo\shell\dbshell.cpp(79) generateCompletions+0x17f Thu Feb 28 12:14:43.571 mongo.exe ...\src\mongo\shell\dbshell.cpp(96) completionHook+0x74 Thu Feb 28 12:14:43.586 mongo.exe ...\src\mongo\shell\linenoise.cpp(1375) InputBuffer::completeLine+0x101 Thu Feb 28 12:14:43.586 mongo.exe ...\src\mongo\shell\linenoise.cpp(1929) InputBuffer::getInputLine+0x272 Thu Feb 28 12:14:43.602 mongo.exe ...\src\mongo\shell\linenoise.cpp(2528) linenoise+0x3b1 Thu Feb 28 12:14:43.618 mongo.exe ...\src\mongo\shell\dbshell.cpp(187) shellReadline+0x33 Thu Feb 28 12:14:43.618 mongo.exe ...\src\mongo\shell\dbshell.cpp(941) _main+0x261f
- duplicates
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- Closed
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