Дано: arm плата на cortex-a8.
cat /proc/cpuinfo
Processor : ARMv7 Processor rev 2 (v7l)
BogoMIPS : 399.14
Features : swp half thumb fastmult vfp edsp neon vfpv3 tls
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x3
CPU part : 0xc08
CPU revision : 2
Hardware : Gumstix Overo
Revision : 0020
Serial : 0000000000000000
на моём хосте dropbear 2016.73 и OpenSSH_7.2p2(OpenSSL 1.0.2h)
при коннекте к плате через ssh или dbclient рандомно или пускает или выкидывает ошибку:
$dbclient root@x.x.x.x
dbclient: Connection to root@x.x.x.x:22 exited: Bad hostkey signature
$ssh root@x.x.x.x
ssh_dispatch_run_fatal: Connection to x.x.x.x port 22: incorrect signature
$rm ~/.ssh/known_hosts
ssh root@x.x.x.x
The authenticity of host 'x.x.x.x (x.x.x.x)' can't be established.
ECDSA key fingerprint is SHA256:dPSLfRrPMgV6w3IBQRq1lu7ATcWHO272PukRU+N5rUQ.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added 'x.x.x.x' (ECDSA) to the list of known hosts.
ssh_dispatch_run_fatal: Connection to x.x.x.x port 22: incorrect signature
Каким образом установить причину проблемы и починить её?