[Android Q&A, Help & Troubleshooting] spicysomtam:
Looks like a low level USB issue

Switched on tracing on adbd on the phone side. Looks like a phone/usb low level issue:

--- adb starting (pid 14270) ---
system/core/adb/adb.c::main():Handling main()
system/core/adb/adb.c::adb_main():Local port disabled
system/core/adb/usb_linux_client.c::usb_init():failed to open /dev/android_adb_enable
system/core/adb/usb_linux_client.c::usb_init():[ usb_init - starting thread ]
system/core/adb/adb.c::adb_main():adb_main(): pre init_jdwp()
system/core/adb/jdwp_service.c::jdwp_control_init():jdwp control socket started (5)
system/core/adb/adb.c::adb_main():adb_main(): post init_jdwp()
system/core/adb/adb.c::adb_main():Event loop starting
system/core/adb/usb_linux_client.c::usb_open_thread():[ usb_thread - opening device ]
system/core/adb/usb_linux_client.c::usb_open_thread():[ opening device succeeded ]
system/core/adb/usb_linux_client.c::usb_open_thread():[ usb_thread - registering device ]
system/core/adb/transport.c::register_usb_transport():transport: 0x11364a0 init'ing for usb_handle 0x1136410 (sn='')
system/core/adb/transport_usb.c::init_usb_transport():transport: usb
system/core/adb/transport.c::register_transport():transport: (null) registered
system/core/adb/transport.c::transport_registration_func():transport: (null) (10,11) starting
system/core/adb/transport.c::output_thread():(null): starting transport output thread on fd 11, SYNC online (2)
system/core/adb/transport.c::dump_packet():fd=11: to remote: [SYNC] arg0=1 arg1=2 (len=0)
system/core/adb/transport.c::transport_socket_events():transport_socket_events(fd=10, events=0001,...)
system/core/adb/transport.c::dump_packet():fd=10: from remote: [SYNC] arg0=1 arg1=2 (len=0)
system/core/adb/adb.c::handle_packet():handle_packet() SYNC
system/core/adb/transport.c::dump_packet():fd=10: to remote: [SYNC] arg0=1 arg1=2 (len=0)
system/core/adb/transport.c::output_thread():(null): data pump started
system/core/adb/usb_linux_client.c::usb_read():about to read (fd=9, len=24)
system/core/adb/transport.c::input_thread():(null): starting transport input thread, reading from fd 11
system/core/adb/transport.c::dump_packet():fd=11: from remote: [SYNC] arg0=1 arg1=2 (len=0)
system/core/adb/transport.c::input_thread():(null): transport SYNC online
system/core/adb/jdwp_service.c::jdwp_process_event():Adding pid 11279 to jdwp process list
system/core/adb/jdwp_service.c::jdwp_process_event():Adding pid 11325 to jdwp process list
system/core/adb/jdwp_service.c::jdwp_process_event():Adding pid 11818 to jdwp process list
system/core/adb/jdwp_service.c::jdwp_process_event():Adding pid 13994 to jdwp process list
system/core/adb/jdwp_service.c::jdwp_process_event():Adding pid 13951 to jdwp process list
system/core/adb/jdwp_service.c::jdwp_process_event():Adding pid 13913 to jdwp process list
system/core/adb/jdwp_service.c::jdwp_process_event():Adding pid 13856 to jdwp process list
system/core/adb/usb_linux_client.c::usb_read():ERROR: fd = 9, n = -1, errno = 5 (I/O error)
system/core/adb/transport_usb.c::remote_read():remote usb: read terminated (message)
system/core/adb/transport.c::output_thread():(null): remote read failed for transport
system/core/adb/transport.c::output_thread():(null): SYNC offline for transport
system/core/adb/transport.c::dump_packet():fd=11: to remote: [SYNC] arg0=0 arg1=0 (len=0)
system/core/adb/transport.c::output_thread():(null): transport output thread is exiting
system/core/adb/usb_linux_client.c::usb_kick():usb_kick

---------- Post added at 04:31 AM ---------- Previous post was at 04:27 AM ----------

I also tried the Chainfire adbd insecure and its exactly the same in the debugging.