两天前升级了飞牛最新版本，升级前docker还正常，今天发现启动不了。点启动后显示启动成功，然后加载不了镜像，导致服务未启动。怎么解决，请大神帮忙指导。
root@fnos:~# systemctl status docker
× docker.service - trim docker service
Loaded: loaded (/etc/systemd/system/docker.service; enabled; preset: enabled)
Active: failed (Result: exit-code) since Sat 2026-07-11 13:21:47 CST; 4min 42s ago
Duration: 1ms
Process: 1208920 ExecStartPre=/usr/trim/bin/wait_resolv_nameserver.sh (code=exited, status=0/SUCCESS)
Process: 1208922 ExecStart=/usr/bin/dockerd --log-level=error --tls=false -H unix:///var/run/docker.sock (code=exit>
Main PID: 1208922 (code=exited, status=203/EXEC)
CPU: 7ms
Jul 11 13:21:47 fnos systemd[1]: docker.service: Scheduled restart **, restart counter is at 3.
Jul 11 13:21:47 fnos systemd[1]: Stopped docker.service - trim docker service.
Jul 11 13:21:47 fnos systemd[1]: docker.service: Start request repeated too quickly.
Jul 11 13:21:47 fnos systemd[1]: docker.service: Failed with result 'exit-code'.
Jul 11 13:21:47 fnos systemd[1]: Failed to start docker.service - trim docker service.
root@fnos:# ls -l /usr/bin/dockerd
ls: cannot access '/usr/bin/dockerd': No such file or directory
root@fnos:# tar -czf /mnt/public/docker_backup.tar.gz /mnt/docker
tar: Removing leading `/' from member names
tar: /mnt/docker: Cannot stattar (child): /mnt/public/docker_backup.tar.gz: Cannot open: No such file or directory
: No such file or directory
tar (child): Error is not recoverable: exiting now
tar: Child returned status 2
tar: Error is not recoverable: exiting now
