I think I messed up the permissions

How can i check that?

Everything happened after using this command.
sudo chown -R dietpi: /mnt/dietpi_userdata/samba

The file permissions of the top directory are as follows.

root@DietPi:/etc# ls -l
total 696
drwxr-xr-x 4 dietpi dietpi  4096 Jul  3 16:25 X11
-rw-r--r-- 1 dietpi dietpi  2981 Jul  3 16:24 adduser.conf
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 14:17 alternatives
drwxr-xr-x 3 dietpi dietpi  4096 Aug 15 16:47 apache2
drwxr-xr-x 3 dietpi dietpi  4096 Nov 17 10:24 apparmor.d
drwxr-xr-x 7 dietpi dietpi  4096 Oct 22 23:50 apt
drwxr-xr-x 3 dietpi dietpi  4096 Nov 17 10:29 avahi
-rw-r--r-- 1 dietpi dietpi  2085 Jul  3 16:36 bash.bashrc
-rw-r--r-- 1 dietpi dietpi    45 Jan 24  2020 bash_completion
drwxr-xr-x 2 dietpi dietpi  4096 Aug 15 15:27 bash_completion.d
drwxr-xr-x 2 dietpi dietpi  4096 Oct 22 23:50 bashrc.d
-rw-r--r-- 1 dietpi dietpi   367 Jul 29  2019 bindresvport.blacklist
drwxr-xr-x 2 dietpi dietpi  4096 Mar 20  2022 binfmt.d
drwxr-xr-x 3 dietpi dietpi  4096 Jul  3 16:25 ca-certificates
-rw-r--r-- 1 dietpi dietpi  5662 Jul  3 16:27 ca-certificates.conf
drwxr-xr-x 2 dietpi dietpi  4096 Sep  5 22:24 cloudflared
drwxr-xr-x 2 dietpi dietpi  4096 Sep  8 11:41 console-setup
drwxr-xr-x 2 dietpi dietpi  4096 Oct 26 22:52 containerd
drwxr-xr-x 2 dietpi dietpi  4096 Aug 15 16:47 cron.d
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:24 cron.daily
drwxr-xr-x 2 dietpi dietpi  4096 Oct 22 23:50 cron.hourly
drwxr-xr-x 2 dietpi dietpi  4096 Oct 22 23:50 cron.minutely
drwxr-xr-x 2 dietpi dietpi  4096 Jul  3 16:26 cron.monthly
drwxr-xr-x 2 dietpi dietpi  4096 Jul  3 16:26 cron.weekly
-rw-r--r-- 1 dietpi dietpi   582 Jul  3 16:36 crontab
drwxr-xr-x 3 dietpi dietpi  4096 Nov 17 11:11 dbus-1
-rw-r--r-- 1 dietpi dietpi  2969 Jun 10  2021 debconf.conf
-rw-r--r-- 1 dietpi dietpi     5 Sep  3 13:10 debian_version
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 default
-rw-r--r-- 1 dietpi dietpi   604 Jun 26  2016 deluser.conf
drwxr-xr-x 4 dietpi dietpi  4096 Oct 10 23:28 dhcp
drwxr-xr-x 2 dietpi dietpi  4096 Aug 15 15:01 docker
drwxr-xr-x 4 dietpi dietpi  4096 Sep 12 12:28 dpkg
drwxr-xr-x 3 dietpi dietpi  4096 Jul  3 16:39 dropbear
-rw-r--r-- 1 dietpi dietpi   685 Jun  7  2021 e2scrub.conf
-rw-r--r-- 1 dietpi dietpi     0 Jul  3 16:28 environment
-rw-r--r-- 1 dietpi dietpi  1816 Dec 27  2019 ethertypes
-rw-r--r-- 1 dietpi dietpi    20 Nov 17 14:17 fake-hwclock.data
drwxr-xr-x 4 dietpi dietpi  4096 Aug 15 16:47 fonts
-rw-r--r-- 1 dietpi dietpi  1157 Nov 17 14:33 fstab
-rw-r--r-- 1 dietpi dietpi  2584 Feb  1  2020 gai.conf
-rw-r--r-- 1 dietpi dietpi   776 Nov 17 10:29 group
-rw-r--r-- 1 dietpi dietpi   763 Nov 17 10:29 group-
-rw-r----- 1 dietpi dietpi   644 Nov 17 10:29 gshadow
-rw-r----- 1 dietpi dietpi   634 Nov 17 10:29 gshadow-
drwxr-xr-x 3 dietpi dietpi  4096 Aug 29  2021 gss
-rw-r--r-- 1 dietpi dietpi    36 Jul  3 16:38 hdparm.conf
-rw-r--r-- 1 dietpi dietpi     9 Aug  7  2006 host.conf
-rw-r--r-- 1 dietpi dietpi     7 Jul  3 16:38 hostname
-rw-r--r-- 1 dietpi dietpi   122 Jul  3 16:37 hosts
-rw-r--r-- 1 dietpi dietpi   411 Aug 15 16:46 hosts.allow
-rw-r--r-- 1 dietpi dietpi   711 Aug 15 16:46 hosts.deny
-rw-r--r-- 1 dietpi dietpi   788 Jul  3 16:37 htoprc
drwxr-xr-x 3 dietpi dietpi  4096 Jul  3 16:35 ifplugd
drwxr-xr-x 2 dietpi dietpi  4096 Oct 26 22:52 init
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 init.d
-rw-r--r-- 1 dietpi dietpi  1748 Dec  8  2020 inputrc
drwxr-xr-x 4 dietpi dietpi  4096 Jul  3 16:27 iproute2
-rw-r--r-- 1 dietpi dietpi    27 Mar 19  2022 issue
-rw-r--r-- 1 dietpi dietpi    20 Mar 19  2022 issue.net
drwxr-xr-x 4 dietpi dietpi  4096 Oct 12 20:57 kernel
-rw-r--r-- 1 dietpi dietpi 18803 Nov 17 11:11 ld.so.cache
-rw-r--r-- 1 dietpi dietpi    34 Jul 29  2019 ld.so.conf
drwxr-xr-x 2 dietpi dietpi  4096 Oct 25 10:58 ld.so.conf.d
-rw-r--r-- 1 dietpi dietpi   191 Jan  6  2021 libaudit.conf
drwxr-xr-x 2 dietpi dietpi  4096 Jul  3 16:26 libnl-3
-rw-r--r-- 1 dietpi dietpi  2996 Mar 17  2022 locale.alias
-rw-r--r-- 1 dietpi dietpi  9119 Oct 25 10:58 locale.gen
lrwxrwxrwx 1 dietpi dietpi    33 Nov  1 20:32 localtime -> /usr/share/zoneinfo/Europe/London
drwxr-xr-x 5 dietpi dietpi  4096 Aug 15 16:46 logcheck
-rw-r--r-- 1 dietpi dietpi 10477 Feb  7  2020 login.defs
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:24 logrotate.d
-r--r--r-- 1 dietpi dietpi    33 Jul  3 16:38 machine-id
-rw-r--r-- 1 dietpi dietpi   111 Nov 19  2020 magic
-rw-r--r-- 1 dietpi dietpi   111 Nov 19  2020 magic.mime
-rw-r--r-- 1 dietpi dietpi  1663 Aug 15 16:47 mailcap
-rw-r--r-- 1 dietpi dietpi   449 Feb 25  2021 mailcap.order
-rw-r--r-- 1 dietpi dietpi 70481 Jan 15  2021 mime.types
-rw-r--r-- 1 dietpi dietpi   812 Jun  7  2021 mke2fs.conf
drwxr-xr-x 2 dietpi dietpi  4096 Oct 12 20:57 modprobe.d
-rw-r--r-- 1 dietpi dietpi   195 Jul  3 16:25 modules
drwxr-xr-x 2 dietpi dietpi  4096 Sep 12 12:28 modules-load.d
-rw-r--r-- 1 dietpi dietpi   286 Mar 19  2022 motd
lrwxrwxrwx 1 dietpi dietpi    19 Jul  3 16:28 mtab -> ../proc/self/mounts
drwxr-xr-x 4 dietpi dietpi  4096 Aug 15 16:46 mysql
-rw-r--r-- 1 dietpi dietpi 10056 Dec  2  2020 nanorc
-rw-r--r-- 1 dietpi dietpi   767 Dec 31  2020 netconfig
drwxr-xr-x 7 dietpi dietpi  4096 Jul  3 16:39 network
-rw-r--r-- 1 dietpi dietpi    60 Aug 15 15:01 networks
drwxr-xr-x 9 dietpi dietpi  4096 Nov 16 12:52 nginx
-rw-r--r-- 1 dietpi dietpi   494 Aug 16  2019 nsswitch.conf
drwxr-xr-x 2 dietpi dietpi  4096 Jul  3 16:23 opt
lrwxrwxrwx 1 dietpi dietpi    21 Sep  3 13:10 os-release -> ../usr/lib/os-release
-rw-r--r-- 1 dietpi dietpi   552 Jan 30  2021 pam.conf
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:24 pam.d
-rw-r--r-- 1 dietpi dietpi  1518 Nov 17 10:29 passwd
-rw-r--r-- 1 dietpi dietpi  1498 Nov 17 10:29 passwd-
drwxr-xr-x 3 dietpi dietpi  4096 Aug 15 15:27 perl
drwxr-xr-x 3 dietpi dietpi  4096 Aug 15 16:47 php
-rw-r--r-- 1 dietpi dietpi   769 Apr 10  2021 profile
drwxr-xr-x 2 dietpi dietpi  4096 Oct 12 20:57 profile.d
-rw-r--r-- 1 dietpi dietpi  2932 Apr  1  2013 protocols
drwxr-xr-x 2 dietpi dietpi  4096 Aug 15 14:53 python3
drwxr-xr-x 2 dietpi dietpi  4096 Aug 15 14:53 python3.9
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 rc0.d
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 rc1.d
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 rc2.d
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 rc3.d
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 rc4.d
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 rc5.d
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:29 rc6.d
drwxr-xr-x 2 dietpi dietpi  4096 Oct 12 20:57 rcS.d
drwxrws--- 2 dietpi dietpi  4096 Aug 15 16:57 redis
drwxr-xr-x 2 dietpi dietpi  4096 Aug 16 17:59 remoteit
-rw-r--r-- 1 dietpi dietpi    23 Nov 17 14:17 resolv.conf
lrwxrwxrwx 1 dietpi dietpi    13 Feb 17  2021 rmt -> /usr/sbin/rmt
-rw-r--r-- 1 dietpi dietpi   887 Apr  1  2013 rpc
drwxr-xr-x 3 dietpi dietpi  4096 Nov 17 14:11 samba
drwxr-xr-x 4 dietpi dietpi  4096 Aug 15 16:46 security
drwxr-xr-x 2 dietpi dietpi  4096 Jul  3 16:23 selinux
-rw-r--r-- 1 dietpi dietpi 12813 Mar 27  2021 services
-rw-r----- 1 dietpi dietpi   930 Nov 17 10:29 shadow
-rw-r----- 1 dietpi dietpi   930 Nov 17 10:29 shadow-
-rw-r--r-- 1 dietpi dietpi   116 Jul  3 16:24 shells
drwxr-xr-x 2 dietpi dietpi  4096 Aug 15 14:49 skel
drwxr-xr-x 4 dietpi dietpi  4096 Jul  3 16:34 ssl
-rw-r--r-- 1 dietpi dietpi    20 Jul  3 16:36 subgid
-rw-r--r-- 1 dietpi dietpi    20 Jul  3 16:36 subuid
-rw-r--r-- 1 dietpi dietpi  3975 Feb 27  2021 sudo.conf
-rw-r--r-- 1 dietpi dietpi  6169 Feb 27  2021 sudo_logsrvd.conf
-r--r----- 1 dietpi dietpi   669 Feb 27  2021 sudoers
drwxr-xr-x 2 dietpi dietpi  4096 Oct 12 20:57 sudoers.d
-rw-r--r-- 1 dietpi dietpi  2355 Apr  6  2021 sysctl.conf
drwxr-xr-x 2 dietpi dietpi  4096 Oct 22 23:50 sysctl.d
drwxr-xr-x 5 dietpi dietpi  4096 Oct 22 23:50 systemd
drwxr-xr-x 2 dietpi dietpi  4096 Jul  3 16:23 terminfo
-rw-r--r-- 1 dietpi dietpi    14 Nov  1 20:32 timezone
drwxr-xr-x 2 dietpi dietpi  4096 Nov 17 10:23 tmpfiles.d
-rw-r--r-- 1 dietpi dietpi  1260 Jun 16  2020 ucf.conf
drwxr-xr-x 4 dietpi dietpi  4096 Sep 12 12:28 udev
drwxr-xr-x 3 dietpi dietpi  4096 Aug 15 16:38 ufw
drwxr-xr-x 2 dietpi dietpi  4096 Sep 12 12:28 update-motd.d
-rw-r--r-- 1 dietpi dietpi  4942 Nov 23  2021 wgetrc
drwxr-xr-x 2 dietpi dietpi  4096 Jul  3 16:38 wpa_supplicant
-rw-r--r-- 1 dietpi dietpi   642 Dec 24  2020 xattr.conf
drwxr-xr-x 3 dietpi dietpi  4096 Jul  3 16:24 xdg
root@DietPi:/etc#