[Samsung Galaxy S7 (Exynos) ROMs, Kernels, Recoveri] lolthrash:
Sorry mate forgot to include that, here you go:

Installing zip file '/sdcard/UPDATE-SuperSU-v2.65-20151226141550.zip'
Checking for MD5 file...
Skipping MD5 check: no MD5 file found
I:Zip does not contain SELinux file_contexts file in its root.
I:Legacy property environment initialized.

*****************
SuperSU installer
*****************
- Mounting /system, /data and rootfs
mount: mounting /dev/block/sda18 on /data failed: Device or resource busy
2+0 records in
2+0 records out
2 bytes (2B) copied, 0.004731 seconds, 422B/s
3+0 records in
3+0 records out
3 bytes (3B) copied, 0.000281 seconds, 10.4KB/s
10+0 records in
10+0 records out
10 bytes (10B) copied, 0.000181 seconds, 54.0KB/s
0+0 records in
0+0 records out
0 bytes (0B) copied, 0.000013 seconds, 0B/s
/tmp/updater: line 761: /system/toolbox: not found
- Extracting files
Archive: /sdcard/UPDATE-SuperSU-v2.65-20151226141550.zip
inflating: META-INF/MANIFEST.MF
inflating: META-INF/CERT.SF
inflating: META-INF/CERT.RSA
inflating: META-INF/com/google/android/update-binary
inflating: META-INF/com/google/android/updater-script
inflating: arm/chattr
inflating: arm/chattr.pie
inflating: arm/libsupol.so
inflating: arm/su
inflating: arm/sukernel
inflating: arm/supolicy
inflating: arm64/libsupol.so
inflating: arm64/su
inflating: arm64/sukernel
inflating: arm64/supolicy
inflating: armv7/chattr.pie
inflating: armv7/libsupol.so
inflating: armv7/su
inflating: armv7/sukernel
inflating: armv7/supolicy
inflating: common/99SuperSUDaemon
inflating: common/Superuser.apk
inflating: common/file_contexts_image
inflating: common/install-recovery.sh
inflating: common/launch_daemonsu.sh
inflating: mips/chattr.pie
inflating: mips/libsupol.so
inflating: mips/su
inflating: mips/sukernel
inflating: mips/supolicy
inflating: mips64/libsupol.so
inflating: mips64/su
inflating: mips64/sukernel
inflating: mips64/supolicy
inflating: x64/libsupol.so
inflating: x64/su
inflating: x64/sukernel
inflating: x64/supolicy
inflating: x86/chattr
inflating: x86/chattr.pie
inflating: x86/libsupol.so
inflating: x86/su
inflating: x86/su.pie
inflating: x86/sukernel
inflating: x86/supolicy
- Detecting system compatibility
sukernel v2.65 (ndk:arm64-v8a) - Copyright (C) 2014-2015 - Chainfire

Loading from [/dev/block/sda5] ...

magic: [ANDROID!]
kernel: [32234880] (32235520) @ 0x10008000
ramdisk: [5290974] (5292032) @ 0x11000000
second: [0] (0) @ 0x10f00000
tags: @ 0x10000100
page size: 2048
unused: [0x000b3000] [0x00000000]
dtb(?): [733184] (733184)
name: [SRPOI17A000KU]
command line: []
extra command line: []
id: [0x8b2385cb697fd6b6f7eb4c7c1795fa0266af8d26000000000000000000000000]

Saving to [/sutmp/ramdisk.packed] ...

sukernel v2.65 (ndk:arm64-v8a) - Copyright (C) 2014-2015 - Chainfire

Loading from [/sutmp/ramdisk.packed] ...

Decompressing [5290974] --> [10130432]

Saving to [/sutmp/ramdisk] ...

sukernel v2.65 (ndk:arm64-v8a) - Copyright (C) 2014-2015 - Chainfire

Loading from [/sutmp/ramdisk] ...

----- patch check -----

Loading from cpio:[init.rc] ...

Finding [daemonsu]
-Found@1659 [service daemonsu /sbin/launch_daemonsu.sh]

Result: patched

- System-less mode, boot image support required
- Creating image
- Mounting image
- Creating paths
mkdir: can't create directory '/su/bin': File exists
mkdir: can't create directory '/su/xbin': File exists
mkdir: can't create directory '/su/lib': File exists
mkdir: can't create directory '/su/etc': File exists
mkdir: can't create directory '/su/su.d': File exists
- Removing old files
- Placing files
rm: can't remove '/su/bin/su': No such file or directory
rm: can't remove '/su/bin/daemonsu': No such file or directory
rm: can't remove '/su/bin/supolicy_wrapped': No such file or directory
rm: can't remove '/su/lib/libsupol.so': No such file or directory
rm: can't remove '/su/bin/sukernel': No such file or directory
rm: can't remove '/data/SuperSU.apk': No such file or directory
mkdir: can't create directory '/su/xbin_bind': File exists

******************
Boot image patcher
******************
- Finding boot image
--- Boot image: /dev/block/sda5
- Extracting ramdisk
sukernel v2.65 (ndk:arm64-v8a) - Copyright (C) 2014-2015 - Chainfire

Loading from [/dev/block/sda5] ...

magic: [ANDROID!]
kernel: [32234880] (32235520) @ 0x10008000
ramdisk: [5290974] (5292032) @ 0x11000000
second: [0] (0) @ 0x10f00000
tags: @ 0x10000100
page size: 2048
unused: [0x000b3000] [0x00000000]
dtb(?): [733184] (733184)
name: [SRPOI17A000KU]
command line: []
extra command line: []
id: [0x8b2385cb697fd6b6f7eb4c7c1795fa0266af8d26000000000000000000000000]

Saving to [/sutmp/ramdisk.packed] ...

- Decompressing ramdisk
sukernel v2.65 (ndk:arm64-v8a) - Copyright (C) 2014-2015 - Chainfire

Loading from [/sutmp/ramdisk.packed] ...

Decompressing [5290974] --> [10130432]

Saving to [/sutmp/ramdisk] ...

- Checking patch status
sukernel v2.65 (ndk:arm64-v8a) - Copyright (C) 2014-2015 - Chainfire

Loading from [/sutmp/ramdisk] ...

----- patch check -----

Loading from cpio:[init.rc] ...

Finding [daemonsu]
-Found@1659 [service daemonsu /sbin/launch_daemonsu.sh]

Result: patched

--- Already patched, attempting to find stock backup
sukernel v2.65 (ndk:arm64-v8a) - Copyright (C) 2014-2015 - Chainfire

Loading from [/sutmp/ramdisk] ...

Loading from cpio:[init.rc] ...

Finding [^# SuperSU:STOCK:]
-Found@1666 [# SuperSU:STOCK:ac5c0729c79e6959d85e70d0152a6e1959bd8f93]

Stock boot image backup missing
--- Restore failed, aborting

*************************
IMPORTANT NOTICES
*************************
If TWRP offers to install
SuperSU, do *NOT* let it!
*************************
First reboot may take a
few minutes. It can also
loop a few times. Do not
interrupt the process!
*************************

- Unmounting /system
- Done !
I:Updater process ended with RC=0
I:Legacy property environment disabled.
Updating partition details...
I:Data backup size is 2973MB, free: 21958MB.
I:Unable to mount '/external_sd'
I:Actual block device: '', current file system: 'vfat'
I:Unable to mount '/usbstorage'
I:Actual block device: '', current file system: 'vfat'
...done
I:Set page: 'flash_done'
I:operation_end - status=0
I:Set page: 'clear_vars'
I:Set page: 'install'
I:Set page: 'main'
I:Set page: 'clear_vars'
I:Set page: 'main2'
I:Set page: 'advanced'
I:Set page: 'confirm_action'
I:Set page: 'action_page'
I:operation_start: 'Copy Log'
I:Copying file /tmp/recovery.log to /data/media/0/recovery.log