JACK module doesn't actually pass any data
Continuation of #206 (closed) Even though there seems to be no LSP & Calf specific issues, they are still completely unusable because everything is unusable: no actual data is passed between nodes.
This is what I've got in carla while trying to make a pipeline out of mpv as a source, plugins as processing nodes and USB DAC as output:
carla (segfault at making a connection to actual hardware):
[W][000166887.757480][metadata.c:99 jack_get_property()] no property '4294967406@http://jackaudio.org/metadata/signal-type'
[E][000167105.139465][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 1, expected 4
[W][000167105.139716][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 1: Нет такого файла или каталога
[W][000167105.139737][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 1: Нет такого файла или каталога
[E][000167114.316042][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 4, expected 1
[W][000167114.316081][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f324c436010: can't map memory id 4
[E][000167114.316774][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 5, expected 1
[W][000167114.316804][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[W][000167114.316828][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[E][000167114.316850][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 6, expected 1
[W][000167114.316870][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 6
[E][000167114.317170][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 2, expected 4
[W][000167114.317285][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 2: Нет такого файла или каталога
[W][000167114.317310][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 2: Нет такого файла или каталога
[W][000167115.496915][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f324c436010: can't map memory id 4
[E][000167115.497313][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 6, expected 2
[W][000167115.497339][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 6: Нет такого файла или каталога
[W][000167115.497356][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 6: Нет такого файла или каталога
[E][000167115.497672][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 5, expected 2
[W][000167115.497695][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[W][000167115.497717][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[E][000167115.497739][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 7, expected 2
[W][000167115.497762][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 7
[W][000167115.497786][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 7
[E][000167115.497824][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 1, expected 2
[E][000167115.497847][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 1, expected 4
[W][000167115.497941][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 1: Нет такого файла или каталога
[W][000167115.497967][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 1: Нет такого файла или каталога
[E][000167115.497994][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 2, expected 1
[W][000167115.498045][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 2: Нет такого файла или каталога
[W][000167115.498066][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 2: Нет такого файла или каталога
[W][000167115.498166][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 1: Нет такого файла или каталога
[W][000167115.498191][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 1: Нет такого файла или каталога
[E][000167127.720615][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 4, expected 1
[W][000167127.720638][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f42e86c4010: can't map memory id 4
[E][000167127.721340][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 7, expected 1
[E][000167127.721348][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 5, expected 1
[W][000167127.721362][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 7
[W][000167127.721368][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f42e86c4010: can't map memory id 5
[W][000167127.721382][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 7
[W][000167127.721388][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f42e86c4010: can't map memory id 5
[E][000167127.721410][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 6, expected 1
[W][000167127.721423][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f42e86c4010: can't map memory id 6
[E][000167127.721533][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 2, expected 4
[W][000167127.721593][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 2: Нет такого файла или каталога
[W][000167127.721606][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 2: Нет такого файла или каталога
[E][000167127.721787][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 5, expected 1
[W][000167127.721832][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[W][000167127.721855][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[W][000167128.894103][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f42e86c4010: can't map memory id 4
[E][000167128.894678][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 5, expected 2
[W][000167128.894702][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 5: Нет такого файла или каталога
[W][000167128.894717][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 5: Нет такого файла или каталога
[E][000167128.895121][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 7, expected 4
[E][000167128.895137][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 6, expected 2
[W][000167128.895150][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f42e86c4010: can't map memory id 6
[W][000167128.895150][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 7
[W][000167128.895175][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f42e86c4010: can't map memory id 6
[E][000167128.895190][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 7, expected 2
[W][000167128.895190][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 7
[W][000167128.895204][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f42e86c4010: can't map memory id 7
[W][000167128.895219][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f42e86c4010: can't map memory id 7
[E][000167128.895325][core.c:107 core_event_add_mem()] core 0x5621f170a680: invalid mem id 1, expected 4
[E][000167128.895342][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 1, expected 2
[W][000167128.895422][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 1: Нет такого файла или каталога
[W][000167128.895436][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 1: Нет такого файла или каталога
[W][000167128.895452][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f2af945e010: can't map memory id 1: Нет такого файла или каталога
[E][000167128.895457][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 2, expected 1
[W][000167128.895474][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f2af945e010: can't map memory id 1: Нет такого файла или каталога
[W][000167128.895477][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 2: Нет такого файла или каталога
[W][000167128.895491][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f42e86c4010: can't map memory id 2: Нет такого файла или каталога
[E][000167128.895728][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 5, expected 4
[W][000167128.895759][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[W][000167128.895810][pipewire-jack.c:1741 client_node_port_set_io()] jack-client 0x7f324c436010: can't map memory id 5
[E][000167128.895957][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 1, expected 4
[W][000167128.896035][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 1: Нет такого файла или каталога
[W][000167128.896047][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 1: Нет такого файла или каталога
[E][000167128.896062][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 2, expected 1
[W][000167128.896130][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 2: Нет такого файла или каталога
[W][000167128.896155][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f324c436010: can't map memory id 2: Нет такого файла или каталога
[E][000167135.359827][core.c:107 core_event_add_mem()] core 0x5621f170a680: invalid mem id 4, expected 1
[E][000167135.359851][core.c:107 core_event_add_mem()] core 0x564ed688dd30: invalid mem id 8, expected 2
[W][000167135.359858][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f2af945e010: can't map memory id 4
[E][000167135.359862][core.c:107 core_event_add_mem()] core 0x55b247119280: invalid mem id 8, expected 1
[W][000167135.359894][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f324c436010: can't map memory id 8
[W][000167135.359934][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f42e86c4010: can't map memory id 8
[W][000167135.359941][pipewire-jack.c:1804 client_node_set_activation()] jack-client 0x7f2af945e010: can't map memory id 4
[W][000167135.359950][pipewire-jack.c:1252 client_node_set_io()] jack-client 0x7f324c436010: can't map memory id 8
[W][000167135.359963][pipewire-jack.c:1252 client_node_set_io()] jack-client 0x7f2af945e010: can't map memory id 4
[W][000167135.359965][pipewire-jack.c:1252 client_node_set_io()] jack-client 0x7f42e86c4010: can't map memory id 8
[E][000167135.361249][core.c:107 core_event_add_mem()] core 0x5621f170a680: invalid mem id 5, expected 1
[W][000167135.361273][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f2af945e010: can't map memory id 5: Нет такого файла или каталога
[W][000167135.361285][pipewire-jack.c:1611 client_node_port_use_buffers()] jack-client 0x7f2af945e010: can't map memory id 5: Нет такого файла или каталога
[E][000167135.390161][core.c:71 core_event_error()] core 0x55b247119280: proxy 0x55b247119280 id:0: seq:289 res:-32 (Обрыв канала) msg:"connection error"
[E][000167135.390177][core.c:71 core_event_error()] core 0x564ed688dd30: proxy 0x564ed688dd30 id:0: seq:341 res:-32 (Обрыв канала) msg:"connection error"
[E][000167135.390184][pipewire-jack.c:583 on_error()] jack-client 0x7f42e86c4010: error id:0 seq:289 res:-32 (Обрыв канала): connection error
[E][000167135.390198][pipewire-jack.c:583 on_error()] jack-client 0x7f324c436010: error id:0 seq:341 res:-32 (Обрыв канала): connection error
[WRN] JACK NOTIFICATION: shutdown
[E][000167135.390214][core.c:71 core_event_error()] core 0x5621f170a680: proxy 0x5621f170a680 id:0: seq:248 res:-32 (Обрыв канала) msg:"connection error"
[WRN] JACK NOTIFICATION: shutdown
[E][000167135.390232][pipewire-jack.c:583 on_error()] jack-client 0x7f2af945e010: error id:0 seq:248 res:-32 (Обрыв канала): connection error
[E][000167135.390241][core.c:71 core_event_error()] core 0x55d8640f00a0: proxy 0x55d8640f00a0 id:0: seq:198 res:-32 (Обрыв канала) msg:"connection error"
[E][000167135.390256][pipewire-jack.c:583 on_error()] jack-client 0x7f91ee70d010: error id:0 seq:198 res:-32 (Обрыв канала): connection error
[E][000167135.390256][core.c:71 core_event_error()] core 0x56279fccd1f0: proxy 0x56279fccd1f0 id:0: seq:204 res:-32 (Обрыв канала) msg:"connection error"
[WRN] JACK NOTIFICATION: shutdown
[E][000167135.390273][pipewire-jack.c:583 on_error()] jack-client 0x7fb64747d010: error id:0 seq:204 res:-32 (Обрыв канала): connection error
[WRN] JACK NOTIFICATION: shutdown
[E][000167135.390312][core.c:71 core_event_error()] core 0x55b47cd17ce0: proxy 0x55b47cd17ce0 id:0: seq:200 res:-32 (Обрыв канала) msg:"connection error"
[E][000167135.390329][pipewire-jack.c:583 on_error()] jack-client 0x7fbf1bee8010: error id:0 seq:200 res:-32 (Обрыв канала): connection error
[WRN] JACK NOTIFICATION: shutdown
[1] 13973 segmentation fault (core dumped) carla
mpv (while "playing" an audio-file while attempting creating pipeline with carla; timecode doesn't actually change as if player was paused):
[E][000167135.390072][core.c:71 core_event_error()] core 0x55b0767003c0: proxy 0x55b0767003c0 id:0: seq:271 res:-32 (Broken pipe) msg:"connection error"
[E][000167135.390092][pipewire-jack.c:583 on_error()] jack-client 0x7f807bea3010: error id:0 seq:271 res:-32 (Broken pipe): connection error
After that, all JACK apps not only not do anything, but their UI hangs and they only can be killed forcibly.