Couchbase Server

Reduce functions calling emit() lead to a crash

Details

  • Type: Bug Bug
  • Status: Closed Closed
  • Priority: Critical Critical
  • Resolution: Fixed
  • Affects Version/s: 2.0, 2.0.1
  • Fix Version/s: 2.1.0
  • Component/s: view-engine
  • Security Level: Public
  • Labels:
    None

Description

From http://www.couchbase.com/forums/thread/couchbase-2-0-systematic-crash-specific-reduce-function-beam-smp-general-protection-error0-li

Reduce functions calling emit internally cause a dangling pointer being derreferenced, which in turn leads to a crash.

Issue Links

is duplicated by

Bug - A problem which impairs or prevents the functions of the product. MB-7787 Bad custom reduce function kills the server

  • Major - Major loss of function.
  • Closed - The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.

Activity

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Filipe Manana added a comment -
http://review.couchbase.org/#/c/24648/
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Filipe Manana added a comment - http://review.couchbase.org/#/c/24648/
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Thuan Nguyen added a comment -
Integrated in github-couchdb-preview #566 (See [http://qa.hq.northscale.net/job/github-couchdb-preview/566/])
    MB-7764 Don't crash if reduce function calls emit() (Revision c3c0cfb9fec7e8125a5d5895fd3d5d683e3b3f78)
MB-7764 Add test for reduce functions that don't return (Revision fd661bf5daad9c02d407df44d9f818ba582cd10a)

     Result = SUCCESS
Filipe David Borba Manana :
Files :
* src/mapreduce/test/02-reduce.t
* src/mapreduce/mapreduce.cc

Filipe David Borba Manana :
Files :
* src/mapreduce/test/02-reduce.t
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Thuan Nguyen added a comment - Integrated in github-couchdb-preview #566 (See [ http://qa.hq.northscale.net/job/github-couchdb-preview/566/ ])      MB-7764 Don't crash if reduce function calls emit() (Revision c3c0cfb9fec7e8125a5d5895fd3d5d683e3b3f78) MB-7764 Add test for reduce functions that don't return (Revision fd661bf5daad9c02d407df44d9f818ba582cd10a)      Result = SUCCESS Filipe David Borba Manana : Files : * src/mapreduce/test/02-reduce.t * src/mapreduce/mapreduce.cc Filipe David Borba Manana : Files : * src/mapreduce/test/02-reduce.t
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Filipe Manana added a comment -
Applied to 2.0.2 and master
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Filipe Manana added a comment - Applied to 2.0.2 and master
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Maria McDuff added a comment -
iryna, pls verify/close against current 2.02. build. thanks.
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Maria McDuff added a comment - iryna, pls verify/close against current 2.02. build. thanks.
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Iryna Mironava added a comment -
verified build 2.0.2-755-rel
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Iryna Mironava added a comment - verified build 2.0.2-755-rel

People

  • Assignee:
    Iryna Mironava
    Reporter:
    Filipe Manana
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Dates

  • Created:
    Updated:
    Resolved: