==15425== Memcheck, a memory error detector
==15425== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==15425== Using Valgrind-3.17.0 and LibVEX; rerun with -h for copyright info
==15425== Command: /usr/lib/dovecot/indexer.orig
==15425== Parent PID: 15410
==15425== 
==15425== Invalid write of size 8
==15425==    at 0x405D27: worker_connection_call_callback (worker-connection.c:44)
==15425==    by 0x405D27: worker_connection_input_args (worker-connection.c:109)
==15425==    by 0xFFFCE8756: connection_input_default (connection.c:95)
==15425==    by 0xFFFD0FB83: io_loop_call_io (ioloop.c:727)
==15425==    by 0xFFFD11DF2: io_loop_handler_run_internal (ioloop-poll.c:213)
==15425==    by 0xFFFD0FC22: io_loop_handler_run (ioloop.c:779)
==15425==    by 0xFFFD0FDF7: io_loop_run (ioloop.c:752)
==15425==    by 0xFFFC67F0A: master_service_run (master-service.c:865)
==15425==    by 0x4049F4: main (indexer.c:145)
==15425==  Address 0xfff6bf0e0 is 368 bytes inside a block of size 384 free'd
==15425==    at 0xFFFF65981: free (vg_replace_malloc.c:766)
==15425==    by 0x406494: worker_pool_release_connection (worker-pool.c:105)
==15425==    by 0x4046C1: worker_status_callback (indexer.c:112)
==15425==    by 0x405D1B: worker_connection_call_callback (worker-connection.c:42)
==15425==    by 0x405D1B: worker_connection_input_args (worker-connection.c:109)
==15425==    by 0xFFFCE8756: connection_input_default (connection.c:95)
==15425==    by 0xFFFD0FB83: io_loop_call_io (ioloop.c:727)
==15425==    by 0xFFFD11DF2: io_loop_handler_run_internal (ioloop-poll.c:213)
==15425==    by 0xFFFD0FC22: io_loop_handler_run (ioloop.c:779)
==15425==    by 0xFFFD0FDF7: io_loop_run (ioloop.c:752)
==15425==    by 0xFFFC67F0A: master_service_run (master-service.c:865)
==15425==    by 0x4049F4: main (indexer.c:145)
==15425==  Block was alloc'd at
==15425==    at 0xFFFF66B88: calloc (vg_replace_malloc.c:1128)
==15425==    by 0xFFFD1C329: pool_system_malloc (mempool-system.c:105)
==15425==    by 0x406128: p_malloc (mempool.h:107)
==15425==    by 0x406128: worker_connection_create (worker-connection.c:222)
==15425==    by 0x40642A: worker_pool_add_connection (worker-pool.c:60)
==15425==    by 0x40642A: worker_pool_get_connection (worker-pool.c:96)
==15425==    by 0x40486E: queue_try_send_more (indexer.c:85)
==15425==    by 0x4052B6: indexer_queue_append_finish (indexer-queue.c:129)
==15425==    by 0x4052B6: indexer_queue_append (indexer-queue.c:144)
==15425==    by 0x404B01: indexer_client_request_queue (indexer-client.c:68)
==15425==    by 0x404D53: indexer_client_request (indexer-client.c:112)
==15425==    by 0x404D53: indexer_client_input_args (indexer-client.c:130)
==15425==    by 0xFFFCE8756: connection_input_default (connection.c:95)
==15425==    by 0xFFFD0FB83: io_loop_call_io (ioloop.c:727)
==15425==    by 0xFFFD11DF2: io_loop_handler_run_internal (ioloop-poll.c:213)
==15425==    by 0xFFFD0FC22: io_loop_handler_run (ioloop.c:779)