Can't adb connect to emulator

[vaclavbenes]

Describe the bug

1. Started emulator

docker run -itd --rm --privileged --pull always -v ~/data:/data -p 5555:5555 redroid/redroid:11.0.0-latest

2. connect to device after some time

qautouser@ssa-linux-arm64:~$ adb connect localhost:5555
connected to localhost:5555
qautouser@ssa-linux-arm64:~$ adb devices
List of devices attached
localhost:5555  offline

qautouser@ssa-linux-arm64:~$ adb devices
List of devices attached

qautouser@ssa-linux-arm64:~$ adb devices
List of devices attached

make sure the required kernel modules present

qautouser@ssa-linux-arm64:~$ grep binder /proc/filesystems
nodev   binder
qautouser@ssa-linux-arm64:~$ grep ashmem /proc/misc
122 ashmem

collect debug logs tmp.MfVXuaFvPT.tgz

Screenshots