Ok, thanks for the guidance, I've found logs from the controller.

It's still the issue with rabbitmq:

2014-07-07T12:27:22.315162+00:00 err:  =CRASH REPORT==== 7-Jul-2014::12:27:13 ===
2014-07-07T12:27:22.315162+00:00 err:   crasher:
2014-07-07T12:27:22.315162+00:00 err:     initial call: gen:init_it/6
2014-07-07T12:27:22.315162+00:00 err:     pid: <0.11493.0>
2014-07-07T12:27:22.315162+00:00 err:     registered_name: []
2014-07-07T12:27:22.315162+00:00 err:     exception exit: {{function_clause,
2014-07-07T12:27:22.315162+00:00 err:                       [{rabbit_mirror_queue_slave,terminate,
2014-07-07T12:27:22.315162+00:00 err:                         [{function_clause,
2014-07-07T12:27:22.315162+00:00 err:                           [{rabbit_mirror_queue_slave,handle_pre_hibernate,
2014-07-07T12:27:22.315162+00:00 err:                             [{not_started,
2014-07-07T12:27:22.315162+00:00 err:                               {amqqueue,
2014-07-07T12:27:22.315162+00:00 err:                                {resource,<<"/">>,queue,
2014-07-07T12:27:22.315162+00:00 err:                                 <<"l3_agent_fanout_f98ecb4c3ab34472b130bce536715ef0">>},
2014-07-07T12:27:22.315162+00:00 err:                                false,true,none,
2014-07-07T12:27:22.315162+00:00 err:                                [{<<"x-ha-policy">>,longstr,<<"all">>}],
2014-07-07T12:27:22.315162+00:00 err:                                <0.11493.0>,[],[],
2014-07-07T12:27:22.315162+00:00 err:                                [{vhost,<<"/">>},
2014-07-07T12:27:22.315162+00:00 err:                                 {name,<<"ha-all">>},
2014-07-07T12:27:22.315162+00:00 err:                                 {pattern,<<".">>},
2014-07-07T12:27:22.315162+00:00 err:                                 {'apply-to',<<"all">>},
2014-07-07T12:27:22.315162+00:00 err:                                 {definition,
2014-07-07T12:27:22.315162+00:00 err:                                  [{<<"ha-mode">>,<<"all">>},
2014-07-07T12:27:22.315162+00:00 err:                                   {<<"ha-sync-mode">>,<<"automatic">>}]},
2014-07-07T12:27:22.315162+00:00 err:                                 {priority,0}],
2014-07-07T12:27:22.315162+00:00 err:                                [{<0.11495.0>,<0.11493.0>}],
2014-07-07T12:27:22.315162+00:00 err:                                []}}]},
2014-07-07T12:27:22.315162+00:00 err:                            {gen_server2,pre_hibernate,1},
2014-07-07T12:27:22.315162+00:00 err:                            {proc_lib,init_p_do_apply,3}]},
2014-07-07T12:27:22.315162+00:00 err:                          {not_started,
2014-07-07T12:27:22.315162+00:00 err:                           {amqqueue,
2014-07-07T12:27:22.315162+00:00 err:                            {resource,<<"/">>,queue,
2014-07-07T12:27:22.315162+00:00 err:                             <<"l3_agent_fanout_f98ecb4c3ab34472b130bce536715ef0">>},
2014-07-07T12:27:22.315162+00:00 err:                            false,true,none,
2014-07-07T12:27:22.315162+00:00 err:                            [{<<"x-ha-policy">>,longstr,<<"all">>}],
2014-07-07T12:27:22.315162+00:00 err:                            <0.11493.0>,[],[],
2014-07-07T12:27:22.315162+00:00 err:                            [{vhost,<<"/">>},
2014-07-07T12:27:22.315162+00:00 err:                             {name,<<"ha-all">>},
2014-07-07T12:27:22.315162+00:00 err:                             {pattern,<<".">>},
2014-07-07T12:27:22.315162+00:00 err:                             {'apply-to',<<"all">>},
2014-07-07T12:27:22.315162+00:00 err:                             {definition,
2014-07-07T12:27:22.315162+00:00 err:                              [{<<"ha-mode">>,<<"all">>},
2014-07-07T12:27:22.315162+00:00 err:                               {<<"ha-sync-mode">>,<<"automatic">>}]},
2014-07-07T12:27:22.315162+00:00 err:                             {priority,0}],
2014-07-07T12:27:22.315162+00:00 err:                            [{<0.11495.0>,<0.11493.0>}],
2014-07-07T12:27:22.315162+00:00 err:                            []}}]},
2014-07-07T12:27:22.315162+00:00 err:                        {gen_server2,terminate,3},
2014-07-07T12:27:22.315162+00:00 err:                        {proc_lib,init_p_do_apply,3}]},
2014-07-07T12:27:22.315162+00:00 err:                      {gen_server2,call,[<2708.3998.0>,go,infinity]}}
2014-07-07T12:27:22.315162+00:00 err:       in function  gen_server2:terminate/3
2014-07-07T12:27:22.315162+00:00 err:     ancestors: [rabbit_amqqueue_sup,rabbit_sup,<0.72.0>]
2014-07-07T12:27:22.315162+00:00 err:     messages: [{'$gen_call',
2014-07-07T12:27:22.315162+00:00 err:                       {<0.11464.0>,#Ref<0.0.0.51237>},
2014-07-07T12:27:22.315162+00:00 err:                       {basic_consume,false,<0.11464.0>,<0.11462.0>,false,
2014-07-07T12:27:22.315162+00:00 err:                           <<"3">>,false,none,[],
2014-07-07T12:27:22.315162+00:00 err:                           {'basic.consume_ok',<<"3">>}}}]
2014-07-07T12:27:22.315162+00:00 err:     links: [<0.275.0>,<0.11494.0>]
2014-07-07T12:27:22.315162+00:00 err:     dictionary: [{{xtype_to_module,direct},rabbit_exchange_type_direct},
2014-07-07T12:27:22.315162+00:00 err:                   {guid,{{449189282,1548653523,1088174412,2664687952},0}}]
2014-07-07T12:27:22.315162+00:00 err:     trap_exit: true
2014-07-07T12:27:22.315162+00:00 err:     status: running
2014-07-07T12:27:22.315162+00:00 err:     heap_size: 2584
2014-07-07T12:27:22.315162+00:00 err:     stack_size: 24
2014-07-07T12:27:22.315162+00:00 err:     reductions: 1857
2014-07-07T12:27:22.315162+00:00 err:   neighbours:
2014-07-07T12:27:22.315162+00:00 err:     neighbour: [{pid,<0.11495.0>},
2014-07-07T12:27:22.315162+00:00 err:                   {registered_name,[]},
2014-07-07T12:27:22.315162+00:00 err:                   {initial_call,{gen,init_it,
2014-07-07T12:27:22.315162+00:00 err:                                      ['Argument__1','Argument__2',
2014-07-07T12:27:22.315162+00:00 err:                                       'Argument__3','Argument__4',
2014-07-07T12:27:22.315162+00:00 err:                                       'Argument__5','Argument__6']}},
2014-07-07T12:27:22.315162+00:00 err:                   {current_function,{erlang,hibernate,3}},
2014-07-07T12:27:22.315162+00:00 err:                   {ancestors,[<0.11494.0>,<0.11493.0>,rabbit_amqqueue_sup,
2014-07-07T12:27:22.315162+00:00 err:                               rabbit_sup,<0.72.0>]},
2014-07-07T12:27:22.315162+00:00 err:                   {messages,[]},
2014-07-07T12:27:22.315162+00:00 err:                   {links,[<0.11494.0>]},
2014-07-07T12:27:22.315162+00:00 err:                   {dictionary,[{random_seed,{1404,8663,19679}}]},
2014-07-07T12:27:22.315162+00:00 err:                   {trap_exit,false},
2014-07-07T12:27:22.315162+00:00 err:                   {status,waiting},
2014-07-07T12:27:22.315162+00:00 err:                   {heap_size,147},
2014-07-07T12:27:22.315162+00:00 err:                   {stack_size,0},
2014-07-07T12:27:22.315162+00:00 err:                   {reductions,212}]
2014-07-07T12:27:22.315162+00:00 err:     neighbour: [{pid,<0.11494.0>},
2014-07-07T12:27:22.315162+00:00 err:                   {registered_name,[]},
2014-07-07T12:27:22.315162+00:00 err:                   {initial_call,{gen,init_it,
2014-07-07T12:27:22.315162+00:00 err:                                      ['Argument__1','Argument__2',
2014-07-07T12:27:22.315162+00:00 err:                                       'Argument__3','Argument__4',
2014-07-07T12:27:22.315162+00:00 err:                                       'Argument__5','Argument__6']}},
2014-07-07T12:27:22.315162+00:00 err:                   {current_function,{erlang,hibernate,3}},
2014-07-07T12:27:22.315162+00:00 err:                   {ancestors,[<0.11493.0>,rabbit_amqqueue_sup,rabbit_sup,
2014-07-07T12:27:22.315162+00:00 err:                               <0.72.0>]},
2014-07-07T12:27:22.315162+00:00 err:                   {messages,[]},
2014-07-07T12:27:22.315162+00:00 err:                   {links,[<0.11493.0>,<0.11495.0>]},
2014-07-07T12:27:22.315162+00:00 err:                   {dictionary,[]},
2014-07-07T12:27:22.315162+00:00 err:                   {trap_exit,false},
2014-07-07T12:27:22.315162+00:00 err:                   {status,waiting},
2014-07-07T12:27:22.315162+00:00 err:                   {heap_size,224},
2014-07-07T12:27:22.315162+00:00 err:                   {stack_size,0},
2014-07-07T12:27:22.315162+00:00 err:                   {reductions,120}]