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If the hash is not NULL, it\n+ * MUST contain the provided connection, or a FATAL error is raised.\n+ */","path":"src/backend/distributed/executor/multi_router_executor.c","position":28,"original_position":28,"commit_id":"0caf0d95f13793805ae2b7ef902a1a13ef923d53","original_commit_id":"0caf0d95f13793805ae2b7ef902a1a13ef923d53","user":{"login":"jasonmp85","id":50673,"avatar_url":"https://avatars.githubusercontent.com/u/50673?v=3","gravatar_id":"","url":"https://api.github.com/users/jasonmp85","html_url":"https://github.com/jasonmp85","followers_url":"https://api.github.com/users/jasonmp85/followers","following_url":"https://api.github.com/users/jasonmp85/following{/other_user}","gists_url":"https://api.github.com/users/jasonmp85/gists{/gist_id}","starred_url":"https://api.github.com/users/jasonmp85/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jasonmp85/subscriptions","organizations_url":"https://api.github.com/users/jasonmp85/orgs","repos_url":"https://api.github.com/users/jasonmp85/repos","events_url":"https://api.github.com/users/jasonmp85/events{/privacy}","received_events_url":"https://api.github.com/users/jasonmp85/received_events","type":"User","site_admin":false},"body":"Eh, passing on it. Don't want to iterate any more on this, as it's hopefully a stopgap regardless.","created_at":"2016-09-27T22:51:28Z","updated_at":"2016-09-27T22:51:28Z","html_url":"https://github.com/citusdata/citus/pull/812#discussion_r80812978","pull_request_url":"https://api.github.com/repos/citusdata/citus/pulls/812","_links":{"self":{"href":"https://api.github.com/repos/citusdata/citus/pulls/comments/80812978"},"html":{"href":"https://github.com/citusdata/citus/pull/812#discussion_r80812978"},"pull_request":{"href":"https://api.github.com/repos/citusdata/citus/pulls/812"}}},"pull_request":{"url":"https://api.github.com/repos/citusdata/citus/pulls/812","id":87015459,"html_url":"https://github.com/citusdata/citus/pull/812","diff_url":"https://github.com/citusdata/citus/pull/812.diff","patch_url":"https://github.com/citusdata/citus/pull/812.patch","issue_url":"https://api.github.com/repos/citusdata/citus/issues/812","number":812,"state":"open","locked":false,"title":"Fix unique-violation-in-xact segfault","user":{"login":"jasonmp85","id":50673,"avatar_url":"https://avatars.githubusercontent.com/u/50673?v=3","gravatar_id":"","url":"https://api.github.com/users/jasonmp85","html_url":"https://github.com/jasonmp85","followers_url":"https://api.github.com/users/jasonmp85/followers","following_url":"https://api.github.com/users/jasonmp85/following{/other_user}","gists_url":"https://api.github.com/users/jasonmp85/gists{/gist_id}","starred_url":"https://api.github.com/users/jasonmp85/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jasonmp85/subscriptions","organizations_url":"https://api.github.com/users/jasonmp85/orgs","repos_url":"https://api.github.com/users/jasonmp85/repos","events_url":"https://api.github.com/users/jasonmp85/events{/privacy}","received_events_url":"https://api.github.com/users/jasonmp85/received_events","type":"User","site_admin":false},"body":"An interaction between `ReraiseRemoteError` and DML transaction support causes segfaults:\n\n  * `ReraiseRemoteError` calls `PurgeConnection`, freeing a connection...\n  * That connection is still in the `xactParticipantHash`\n\nAt transaction end, the memory in the freed connection might happen to pass the \"is this connection OK?\" check, causing us to try to send an `ABORT` over that connection. 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