Someone

21080 select(14, [13], [13], NULL, NULL) = 1 (out [13])
21080 writev(13, [{"\24\0\6\0_\0\0\0001\1\0\0\37\0\0\0\0\0\0\0\0 \0\0", 24}], 1) = 24
21080 select(14, [13], [], NULL, NULL)  = 1 (in [13])
21080 read(13, "\1\10\237\t\235\0\0\0\37\0\0\0\0\0\0\0t\2\0\0\0\0\0\0\0"..., 4096) = 660
21080 read(13, 0x8561ce4, 4096)         = -1 EAGAIN (Resource temporarily unavailable)
21080 socket(PF_FILE, SOCK_STREAM, 0)   = 34
21080 fcntl64(34, F_SETFL, O_RDONLY|O_NONBLOCK) = 0
21080 fcntl64(34, F_SETFD, FD_CLOEXEC)  = 0
21080 connect(34, {sa_family=AF_FILE, path="/tmp/orbit-elliot/linc-9d9-0-6eb61ece119d4"}, 45) = -1 ECONNREFUSE
D (Connection refused)
21080 close(34)                         = 0
21080 write(23, "L", 1 <unfinished ...>
21088 <... poll resumed> [{fd=20, events=POLLIN}, {fd=17, events=POLLIN|POLLPRI}, {fd=15, events=POLLIN|POLLPR
I}, {fd=16, events=POLLIN|POLLPRI}, {fd=22, events=POLLIN|POLLPRI, revents=POLLIN}], 5, -1) = 1
21080 <... write resumed> )             = 1
21088 futex(0x826be00, FUTEX_WAIT, 2, NULL <unfinished ...>
21080 futex(0x826be00, FUTEX_WAKE, 1 <unfinished ...>
21088 <... futex resumed> )             = -1 EAGAIN (Resource temporarily unavailable)
21080 <... futex resumed> )             = 0
21088 read(22,  <unfinished ...>
21080 futex(0x826be7c, FUTEX_WAIT, 19593, NULL <unfinished ...>
21088 <... read resumed> "L", 1)        = 1
21088 futex(0x826be00, FUTEX_WAKE, 1)   = 0
21088 futex(0x826be7c, 0x4 /* FUTEX_??? */, 1 <unfinished ...>
21080 <... futex resumed> )             = 0
21088 <... futex resumed> )             = 1
21080 futex(0x826be00, FUTEX_WAIT, 2, NULL <unfinished ...>
21088 futex(0x826be00, FUTEX_WAKE, 1 <unfinished ...>
21080 <... futex resumed> )             = -1 EAGAIN (Resource temporarily unavailable)
21088 <... futex resumed> )             = 0
21080 futex(0x826be00, FUTEX_WAKE, 1 <unfinished ...>
21088 poll( <unfinished ...>
21080 <... futex resumed> )             = 0
21080 socket(PF_FILE, SOCK_STREAM, 0)   = 34
21080 fcntl64(34, F_SETFL, O_RDONLY|O_NONBLOCK) = 0
21080 fcntl64(34, F_SETFD, FD_CLOEXEC)  = 0