[Moto G General] :
You have strange results here :/

Here is my console:

Patryks-MacBook-Air:platform-tools patryk$ ./adb devices
List of devices attached
TA9290KDJ1	device

Patryks-MacBook-Air:platform-tools patryk$ ./adb root
adbd is already running as root
Patryks-MacBook-Air:platform-tools patryk$ ./adb shell
root@falcon:/ # ls -al
total 2382
drwxr-xr-x 19 root root 0 1970-06-28 19:00 .
drwxr-xr-x 19 root root 0 1970-06-28 19:00 ..
drwxr-xr-x 44 root root 0 1970-06-28 19:00 acct
drwxrwx--- 6 system cache 4096 2016-03-05 03:28 cache
lrwxrwxrwx 1 root root 13 1970-01-01 01:00 charger -> /sbin/healthd
dr-x------ 2 root root 0 1970-06-28 19:00 config
lrwxrwxrwx 1 root root 17 1970-06-28 19:00 d -> /sys/kernel/debug
drwxrwx--x 35 system system 4096 2016-03-09 18:37 data
-rw-r--r-- 1 root root 555 1970-01-01 01:00 default.prop
drwxr-xr-x 15 root root 15300 1970-06-28 19:00 dev
lrwxrwxrwx 1 root root 11 1970-06-28 19:00 etc -> /system/etc
-rw-r--r-- 1 root root 53465 1970-01-01 01:00 file_contexts
drwxr-xr-x 4 root root 4096 1970-01-01 01:00 firmware
drwxr-xr-x 3 root root 1024 1970-01-01 01:00 fsg
-rw-r----- 1 root root 2468 1970-01-01 01:00 fstab.qcom
-rwxr-x--- 1 root root 639808 1970-01-01 01:00 init
-rwxr-x--- 1 root root 8581 1970-01-01 01:00 init.cm.rc
-rwxr-x--- 1 root root 983 1970-01-01 01:00 init.environ.rc
-rwxr-x--- 1 root root 3816 1970-01-01 01:00 init.mmi.boot.sh
-rwxr-x--- 1 root root 4562 1970-01-01 01:00 init.mmi.touch.sh
-rwxr-x--- 1 root root 29483 1970-01-01 01:00 init.qcom.rc
-rwxr-x--- 1 root root 4561 1970-01-01 01:00 init.qcom.ssr.sh
-rwxr-x--- 1 root root 11797 1970-01-01 01:00 init.qcom.usb.rc
-rwxr-x--- 1 root root 26983 1970-01-01 01:00 init.rc
-rwxr-x--- 1 root root 1399 1970-01-01 01:00 init.recovery.qcom.rc
-rwxr-x--- 1 root root 319 1970-01-01 01:00 init.superuser.rc
-rwxr-x--- 1 root root 2764 1970-01-01 01:00 init.target.rc
-rwxr-x--- 1 root root 1921 1970-01-01 01:00 init.trace.rc
-rwxr-x--- 1 root root 9283 1970-01-01 01:00 init.usb.configfs.rc
-rwxr-x--- 1 root root 5339 1970-01-01 01:00 init.usb.rc
-rwxr-x--- 1 root root 342 1970-01-01 01:00 init.zygote32.rc
drwxr-xr-x 9 root system 200 1970-06-28 19:00 mnt
drwxr-xr-x 2 root root 0 1970-01-01 01:00 oem
drwxr-xr-x 12 root root 1024 1970-01-01 01:01 pds
drwxrwx--x 4 system system 4096 2016-03-09 12:01 persist
dr-xr-xr-x 220 root root 0 1970-01-01 01:00 proc
-rw-r--r-- 1 root root 6049 1970-01-01 01:00 property_contexts
drwx------ 2 root root 0 2016-03-05 03:29 root
drwxr-x--- 2 root root 0 1970-01-01 01:00 sbin
lrwxrwxrwx 1 root root 21 1970-06-28 19:00 sdcard -> /storage/self/primary
-rw-r--r-- 1 root root 2182 1970-01-01 01:00 seapp_contexts
-rw-r--r-- 1 root root 69 1970-01-01 01:00 selinux_version
-rw-r--r-- 1 root root 258562 1970-01-01 01:00 sepolicy
-rw-r--r-- 1 root root 14812 1970-01-01 01:00 service_contexts
drwxr-xr-x 4 root root 80 2016-03-09 11:57 storage
dr-xr-xr-x 14 root root 0 1970-06-28 19:00 sys
drwxr-xr-x 16 root root 4096 2016-03-08 21:09 system
lrwxrwxrwx 1 root root 16 1970-06-28 19:00 tombstones -> /data/tombstones
-rw-r--r-- 1 root root 12478 1970-01-01 01:00 ueventd.qcom.rc
-rw-r--r-- 1 root root 7606 1970-01-01 01:00 ueventd.rc
lrwxrwxrwx 1 root root 14 1970-06-28 19:00 vendor -> /system/vendor

Your "ls -al" displayed nothing, am I right?