[HACKERS] crash in DROP INDEX CONCURRENTLY

2012-11-07 Thread Alvaro Herrera
I just observed that if I run src/test/regress' make installcheck-parallel and concurrently src/test/isolation's make installcheck, I very reproducibly get a segfault (in an assert-enabled build). Apparently the problem is that somebody is trying to transfer predicate locks to a relation, but the

Re: [HACKERS] crash in DROP INDEX CONCURRENTLY

2012-11-07 Thread Andres Freund
On Wed, Nov 07, 2012 at 12:54:57PM -0300, Alvaro Herrera wrote: I just observed that if I run src/test/regress' make installcheck-parallel and concurrently src/test/isolation's make installcheck, I very reproducibly get a segfault (in an assert-enabled build). Apparently the problem is that

Re: [HACKERS] crash in DROP INDEX CONCURRENTLY

2012-11-07 Thread Alvaro Herrera
Andres Freund wrote: On Wed, Nov 07, 2012 at 12:54:57PM -0300, Alvaro Herrera wrote: I think the fix is just to move the heap_open calls some lines upwards, as in the attached patch. Looks like the right thing to me. Pushed. -- Álvaro Herrera