[G Pad 8.3 Q&A, Help & Troubleshooting] Calibaan:
Boot log from TWRP after it looped again into recovery and not into system:

__bionic_open_tzdata: couldn't find any tzdata when looking for localtime!
__bionic_open_tzdata: couldn't find any tzdata when looking for GMT!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
Starting TWRP 2.6.3.2 on Sun Feb 22 05:53:00 1970
BOARD_HAS_NO_REAL_SDCARD := true
I:Single storage only -- data/media.
I:Device has /data/media defined.
I:Mount: Unable to find partition for path '/data'
TW_NO_REBOOT_BOOTLOADER := true
RECOVERY_SDCARD_ON_DATA := true
I:Lun file '/sys/devices/platform/usb_mass_storage/lun0/file' does not exist, USB storage mode disabled
Starting the UI...Pixel format: 1200x1920 @ 32bpp
Pixel format: RGBX_8888
framebuffer: fd 4 (1200 x 1920)
=> Linking mtab
=> Processing recovery.fstab
I:Processing '/modem'
I:Processing '/sbl1'
I:Processing '/sbl2'
I:Processing '/sbl3'
I:Processing '/rpm'
I:Processing '/tz'
I:Processing '/modem_st1'
I:Processing '/modem_st2'
I:Processing '/aboot'
I:Processing '/boot'
I:Processing '/system'
I:Processing '/data'
I:Created '/sdcard' folder.
I:mount '/data/media' '/sdcard' process ended with RC=0
I:Backup folder set to '/data/media/TWRP/BACKUPS/08faffb79c96eb46'
I:Settings storage is '/data/media'
I:Processing '/cache'
I:Processing '/recovery'
I:Processing '/external_sd'
I:Created '/external_sd' folder.
Updating partition details...
I:Data backup size is 0MB, size: 11304MB, used: 0MB, free: 11175MB, in data/media: 0MB.
I:Unmounting main partitions...

Partition Logs:
/modem | /dev/block/mmcblk0p1 | Size: 64MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p1
Display_Name: modem
Storage_Name: modem
Backup_Path: /modem
Backup_Name: modem
Backup_Display_Name: modem
Storage_Path: /modem
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/sbl1 | /dev/block/mmcblk0p2 | Size: 0MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p2
Display_Name: sbl1
Storage_Name: sbl1
Backup_Path: /sbl1
Backup_Name: sbl1
Backup_Display_Name: sbl1
Storage_Path: /sbl1
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/sbl2 | /dev/block/mmcblk0p3 | Size: 0MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p3
Display_Name: sbl2
Storage_Name: sbl2
Backup_Path: /sbl2
Backup_Name: sbl2
Backup_Display_Name: sbl2
Storage_Path: /sbl2
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/sbl3 | /dev/block/mmcblk0p4 | Size: 2MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p4
Display_Name: sbl3
Storage_Name: sbl3
Backup_Path: /sbl3
Backup_Name: sbl3
Backup_Display_Name: sbl3
Storage_Path: /sbl3
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/rpm | /dev/block/mmcblk0p6 | Size: 0MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p6
Display_Name: rpm
Storage_Name: rpm
Backup_Path: /rpm
Backup_Name: rpm
Backup_Display_Name: rpm
Storage_Path: /rpm
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/tz | /dev/block/mmcblk0p8 | Size: 0MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p8
Display_Name: tz
Storage_Name: tz
Backup_Path: /tz
Backup_Name: tz
Backup_Display_Name: tz
Storage_Path: /tz
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/modem_st1 | /dev/block/mmcblk0p10 | Size: 3MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p10
Display_Name: modem_st1
Storage_Name: modem_st1
Backup_Path: /modem_st1
Backup_Name: modem_st1
Backup_Display_Name: modem_st1
Storage_Path: /modem_st1
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/modem_st2 | /dev/block/mmcblk0p11 | Size: 3MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p11
Display_Name: modem_st2
Storage_Name: modem_st2
Backup_Path: /modem_st2
Backup_Name: modem_st2
Backup_Display_Name: modem_st2
Storage_Path: /modem_st2
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/aboot | /dev/block/mmcblk0p5 | Size: 0MB
Flags: IsPresent
Primary_Block_Device: /dev/block/mmcblk0p5
Display_Name: aboot
Storage_Name: aboot
Backup_Path: /aboot
Backup_Name: aboot
Backup_Display_Name: aboot
Storage_Path: /aboot
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/boot | /dev/block/mmcblk0p7 | Size: 24MB
Flags: Can_Be_Backed_Up IsPresent
Primary_Block_Device: /dev/block/mmcblk0p7
Display_Name: Boot
Storage_Name: boot
Backup_Path: /boot
Backup_Name: boot
Backup_Display_Name: Boot
Storage_Path: /boot
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/system | /dev/block/mmcblk0p23 | Size: 2113MB Used: 1727MB Free: 386MB Backup Size: 1727MB
Flags: Can_Be_Mounted Can_Be_Wiped Can_Be_Backed_Up Wipe_Available_in_GUI IsPresent
Primary_Block_Device: /dev/block/mmcblk0p23
Display_Name: System
Storage_Name: System
Backup_Path: /system
Backup_Name: system
Backup_Display_Name: System
Storage_Path: /system
Current_File_System: ext4
Fstab_File_System: ext4
Backup_Method: files

/data | /dev/block/mmcblk0p36 | Size: 11304MB Used: 0MB Free: 11175MB Backup Size: 0MB
Flags: Can_Be_Mounted Can_Be_Wiped Can_Be_Backed_Up Wipe_During_Factory_Reset Wipe_Available_in_GUI IsPresent Has_Data_Media Can_Encrypt_Backup Use_Userdata_Encryption Is_Storage Is_Settings_Storage
Symlink_Path: /data/media
Symlink_Mount_Point: /sdcard
Primary_Block_Device: /dev/block/mmcblk0p36
Display_Name: Data
Storage_Name: Internal Storage
Backup_Path: /data
Backup_Name: data
Backup_Display_Name: Data
Storage_Path: /data/media
Current_File_System: ext4
Fstab_File_System: ext4
Backup_Method: files

/cache | /dev/block/mmcblk0p24 | Size: 788MB Used: 15MB Free: 773MB Backup Size: 15MB
Flags: Can_Be_Mounted Can_Be_Wiped Can_Be_Backed_Up Wipe_During_Factory_Reset Wipe_Available_in_GUI IsPresent
Primary_Block_Device: /dev/block/mmcblk0p24
Display_Name: Cache
Storage_Name: Cache
Backup_Path: /cache
Backup_Name: cache
Backup_Display_Name: Cache
Storage_Path: /cache
Current_File_System: ext4
Fstab_File_System: ext4
Backup_Method: files

/recovery | /dev/block/mmcblk0p27 | Size: 24MB
Flags: Can_Be_Backed_Up IsPresent
Primary_Block_Device: /dev/block/mmcblk0p27
Display_Name: Recovery
Storage_Name: recovery
Backup_Path: /recovery
Backup_Name: recovery
Backup_Display_Name: Recovery
Storage_Path: /recovery
Current_File_System: emmc
Fstab_File_System: emmc
Backup_Method: dd

/external_sd | /dev/block/mmcblk1p1 | Size: 1933MB Used: 1778MB Free: 154MB Backup Size: 1778MB
Flags: Can_Be_Mounted Can_Be_Wiped Wipe_Available_in_GUI Removable IsPresent Is_Storage
Primary_Block_Device: /dev/block/mmcblk1p1
Alternate_Block_Device: /dev/block/mmcblk1
Display_Name: Micro SDcard
Storage_Name: Micro SDcard
Backup_Path: /external_sd
Backup_Name: external_sd
Backup_Display_Name: Micro SDcard
Storage_Path: /external_sd
Current_File_System: vfat
Fstab_File_System: vfat
Backup_Method: files

I:Loading package: TWRP (/script/ui.xml)
I:Loading package: TWRP (/data/media/TWRP/theme/ui.zip)
I:Loading package: TWRP (/res/ui.xml)
I:Loading resources...
I:Loading variables...
I:Loading pages...
I:Loading page main
I:Loading page main2
I:Loading page install
I:Loading page flash_confirm
I:Loading page flash_zip
I:Loading page flash_done
I:Loading page clear_vars
I:Loading page confirm_action
I:Loading page action_page
I:Loading page singleaction_page
I:Loading page action_complete
I:Loading page filecheck
I:Loading page rebootcheck
I:Loading page wipe
I:Loading page advancedwipe
I:Loading page formatdata
I:Loading page formatdata_confirm
I:Loading page backup
I:Loading page backupname1
I:Loading page backupname2
I:Loading page backupencryption
I:Loading page backupencryption2
I:Loading page checkbackuppassword
I:Loading page backup_run
I:Loading page restore
I:Unable to open '/data/media/TWRP/BACKUPS/08faffb79c96eb46'
I:Loading page restore_read
I:Loading page restore_decrypt
I:Loading page try_restore_decrypt
I:Loading page restore_select
I:Loading page renamebackup
I:Loading page restore_run
I:Loading page selectstorage
I:Loading page mount
I:Loading page usb_mount
I:Loading page usb_umount
I:Loading page reboot
I:Loading page settings
I:Loading page timezone
I:Loading page screen
I:Loading page advanced
I:Loading page partsdcard
I:Loading page htcdumlock
I:Loading page lock
I:Loading page filemanagerlist
I:Loading page filemanageroptions
I:Loading page choosedestinationfolder
I:Loading page filemanagerrenamefile
I:Loading page filemanagerrenamefolder
I:Loading page filemanagerchmod
I:Loading page filemanagerconfirm
I:Loading page filemanageracction
I:Loading page decrypt
I:Loading page trydecrypt
I:Loading page terminalfolder
I:Loading page terminalcommand
I:Loading page sideload
I:Loading page installsu
I:Set page: 'clear_vars'
I:Set page: 'main2'
I:Switching packages (TWRP)
SELinux contexts loaded from /file_contexts
E:Cannot load volume /misc!
E:Cannot load volume /misc!
Startup Commands: ro.boot.hardware=awifi
ro.boot.emmc=true
ro.boot.serialno=08faffb79c96eb46
ro.boot.baseband=apq
ro.serialno=08faffb79c96eb46
ro.bootmode=unknown
ro.baseband=apq
ro.bootloader=unknown
ro.hardware=awifi
ro.revision=11
ro.emmc=0
ro.factorytest=0
ro.secure=0
ro.allow.mock.location=1
ro.debuggable=1
persist.sys.usb.config=mtp,adb
ro.build.id=JLS36I
ro.build.display.id=cm_v500-eng 4.3.1 JLS36I 256a257cdc test-keys
ro.build.version.incremental=256a257cdc
ro.build.version.sdk=18
ro.build.version.codename=REL
ro.build.version.release=4.3.1
ro.build.date=Tue Dec 31 09:34:19 CST 2013
ro.build.date.utc=0
ro.build.type=eng
ro.build.user=drgravy
ro.build.host=drgravy-i7
ro.build.tags=test-keys
ro.product.model=LG-V500
ro.product.brand=lge
ro.product.name=cm_v500
ro.product.device=v500
ro.product.board=awifi
ro.product.cpu.abi=armeabi-v7a
ro.product.cpu.abi2=armeabi
ro.product.manufacturer=LGE
ro.product.locale.language=en
ro.product.locale.region=US
ro.wifi.channels=
ro.board.platform=msm8960
ro.build.product=v500
ro.build.description=cm_v500-eng 4.3.1 JLS36I 256a257cdc test-keys
ro.build.fingerprint=lge/cm_v500/v500:4.3.1/JLS36I/256a257cdc:eng/test-keys
ro.build.characteristics=default
ro.cm.device=v500
ro.rommanager.developerid=cyanogenmod
ro.com.google.clientidbase=android-google
keyguard.no_require_sim=true
ro.url.legal=http://www.google.com/intl/%s/mobile/android/basic/phone-legal.html
ro.url.legal.android_privacy=http://www.google.com/intl/%s/mobile/android/basic/privacy.html
ro.com.android.wifi-watchlist=GoogleGuest
ro.setupwizard.enterprise_mode=1
ro.com.android.dateformat=MM-dd-yyyy
ro.com.android.dataroaming=false
ro.build.selinux=1
persist.sys.root_access=1
ro.cm.version=10.2-20131231-UNOFFICIAL-v500
ro.modversion=10.2-20131231-UNOFFICIAL-v500
ro.config.ringtone=Orion.ogg
ro.config.notification_sound=Argon.ogg
ro.config.alarm_alert=Hassium.ogg
ro.opengles.version=196608
persist.audio.handset.mic.type=digital
persist.audio.dualmic.config=endfire
persist.audio.fluence.voicecall=true
persist.audio.handset.mic=dmic
persist.audio.fluence.mode=endfire
persist.audio.lowlatency.rec=false
af.resampler.quality=4
persist.hwc.mdpcomp.enable=true
drm.service.enabled=true
wifi.interface=wlan0
wifi.supplicant_scan_interval=15
media.aac_51_output_enabled=true
debug.egl.recordable.rgba8888=1
ro.qc.sensors.wl_dis=true
ro.qualcomm.sensors.smd=true
ro.carrier=unknown
ro.ril.hsxpa=1
ro.ril.gprsclass=10
ro.adb.qemud=1
ro.sf.lcd_density=480
ro.bt.bdaddr_path=/data/misc/bdaddr
ro.telephony.default_network=9
telephony.lteOnGsmDevice=1
dalvik.vm.heapstartsize=16m
dalvik.vm.heapgrowthlimit=192m
dalvik.vm.heapsize=512m
dalvik.vm.heaptargetutilization=0.75
dalvik.vm.heapminfree=2m
dalvik.vm.heapmaxfree=8m
ro.hwui.texture_cache_size=48
ro.hwui.layer_cache_size=32
ro.hwui.r_buffer_cache_size=4
ro.hwui.path_cache_size=24
ro.hwui.gradient_cache_size=1
ro.hwui.drop_shadow_cache_size=5
ro.hwui.texture_cache_flushrate=0.5
ro.hwui.text_small_cache_width=1024
ro.hwui.text_small_cache_height=1024
ro.hwui.text_large_cache_width=2048
ro.hwui.text_large_cache_height=1024
ro.kernel.android.checkjni=1
dalvik.vm.dexopt-flags=m=y
net.bt.name=Android
net.change=net.bt.name
dalvik.vm.stack-trace-file=/data/anr/traces.txt
init.svc.ueventd=running
init.svc.recovery=running
service.adb.root=1
init.svc.adbd=running

Running boot script...
/sbin/postrecoveryboot.sh: line 5: can't create /sys/class/leds/button-backlight/brightness: nonexistent directory
/sbin/postrecoveryboot.sh: line 6: can't create /sys/class/leds/R/device/led_blink: nonexistent directory
I:/sbin/postrecoveryboot.sh process ended with ERROR=1

Finished running boot script.
I:Copying file /cache/recovery/log to /cache/recovery/last_log
I:Attempt to load settings from settings file...
I:Loading settings from '/data/media/TWRP/.twrps'.
I:Backup folder set to '/external_sd/TWRP/BACKUPS/08faffb79c96eb46'
I:Copying file /etc/recovery.fstab to /cache/recovery/recovery.fstab
I:Version number saved to '/cache/recovery/.version'
__bionic_open_tzdata: couldn't find any tzdata when looking for CST6CDT!
__bionic_open_tzdata: couldn't find any tzdata when looking for posixrules!
I:Switching packages (TWRP)
I:Set page: 'advanced'
I:Set page: 'confirm_action'
I:Set page: 'action_page'
I:Copying file /tmp/recovery.log to /external_sd/recovery.log