[General Questions and Answers] TheAxiks:
Hi,

i try to get a dump of my system, but it doesn't work

i get a system.img that have (maybe) the right size, but i can't open it

i have used this commands to make it:

dd if=/dev/block/mmcblk0 bs=8192 skip=54272 count=458752 of=/data/media/0/system.img

but i get this file: https://mega.co.nz/#!vwI3ESyK!Ry6UDroj0aSuThIVqWRnP0ln0REsbEJVS0uahfgt4W8

please i need help. I want to root the G Flex 2 on 5.1.1. and this is the only way

here are some information:

cat /proc/partitions

major minor #blocks name

254 0 462032 zram0
179 0 15267840 mmcblk0
179 1 81920 mmcblk0p1
179 2 512 mmcblk0p2
179 3 1024 mmcblk0p3
179 4 1024 mmcblk0p4
179 5 512 mmcblk0p5
179 6 512 mmcblk0p6
179 7 512 mmcblk0p7
179 8 2048 mmcblk0p8
179 9 1024 mmcblk0p9
179 10 512 mmcblk0p10
179 11 1024 mmcblk0p11
179 12 512 mmcblk0p12
179 13 512 mmcblk0p13
179 14 2048 mmcblk0p14
179 15 512 mmcblk0p15
179 16 512 mmcblk0p16
179 17 512 mmcblk0p17
179 18 512 mmcblk0p18
179 19 512 mmcblk0p19
179 20 512 mmcblk0p20
179 21 16384 mmcblk0p21
179 22 32768 mmcblk0p22
179 23 1536 mmcblk0p23
179 24 1536 mmcblk0p24
179 25 1536 mmcblk0p25
179 26 512 mmcblk0p26
179 27 512 mmcblk0p27
179 28 512 mmcblk0p28
179 29 2048 mmcblk0p29
179 30 512 mmcblk0p30
179 31 512 mmcblk0p31
259 0 512 mmcblk0p32
259 1 512 mmcblk0p33
259 2 2048 mmcblk0p34
259 3 49152 mmcblk0p35
259 4 40960 mmcblk0p36
259 5 40960 mmcblk0p37
259 6 8192 mmcblk0p38
259 7 8192 mmcblk0p39
259 8 32768 mmcblk0p40
259 9 47104 mmcblk0p41
259 10 10240 mmcblk0p42
259 11 4096 mmcblk0p43
259 12 4096 mmcblk0p44
259 13 3670016 mmcblk0p45
259 14 262144 mmcblk0p46
259 15 1261568 mmcblk0p47
259 16 9625600 mmcblk0p48
259 17 14319 mmcblk0p49
179 32 4096 mmcblk0rpmb
179 64 30657536 mmcblk1
179 65 30653440 mmcblk1p1

ls -l /dev/block/platform/f9824900.sdhci/by-name

lrwxrwxrwx root root 1970-02-15 23:52 DDR -> /dev/block/mmcblk0p29
lrwxrwxrwx root root 1970-02-15 23:52 aboot -> /dev/block/mmcblk0p8
lrwxrwxrwx root root 1970-02-15 23:52 abootbak -> /dev/block/mmcblk0p14
lrwxrwxrwx root root 1970-02-15 23:52 apdp -> /dev/block/mmcblk0p18
lrwxrwxrwx root root 1970-02-15 23:52 boot -> /dev/block/mmcblk0p36
lrwxrwxrwx root root 1970-02-15 23:52 cache -> /dev/block/mmcblk0p47
lrwxrwxrwx root root 1970-02-15 23:52 cust -> /dev/block/mmcblk0p46
lrwxrwxrwx root root 1970-02-15 23:52 devinfo -> /dev/block/mmcblk0p17
lrwxrwxrwx root root 1970-02-15 23:52 dpo -> /dev/block/mmcblk0p20
lrwxrwxrwx root root 1970-02-15 23:52 drm -> /dev/block/mmcblk0p38
lrwxrwxrwx root root 1970-02-15 23:52 eksst -> /dev/block/mmcblk0p32
lrwxrwxrwx root root 1970-02-15 23:52 encrypt -> /dev/block/mmcblk0p31
lrwxrwxrwx root root 1970-02-15 23:52 factory -> /dev/block/mmcblk0p41
lrwxrwxrwx root root 1970-02-15 23:52 fota -> /dev/block/mmcblk0p42
lrwxrwxrwx root root 1970-02-15 23:52 fsc -> /dev/block/mmcblk0p26
lrwxrwxrwx root root 1970-02-15 23:52 fsg -> /dev/block/mmcblk0p25
lrwxrwxrwx root root 1970-02-15 23:52 grow -> /dev/block/mmcblk0p49
lrwxrwxrwx root root 1970-02-15 23:52 hyp -> /dev/block/mmcblk0p6
lrwxrwxrwx root root 1970-02-15 23:52 hypbak -> /dev/block/mmcblk0p12
lrwxrwxrwx root root 1970-02-15 23:52 keystore -> /dev/block/mmcblk0p28
lrwxrwxrwx root root 1970-02-15 23:52 laf -> /dev/block/mmcblk0p35
lrwxrwxrwx root root 1970-02-15 23:52 limits -> /dev/block/mmcblk0p16
lrwxrwxrwx root root 1970-02-15 23:52 misc -> /dev/block/mmcblk0p21
lrwxrwxrwx root root 1970-02-15 23:52 modem -> /dev/block/mmcblk0p1
lrwxrwxrwx root root 1970-02-15 23:52 modemst1 -> /dev/block/mmcblk0p23
lrwxrwxrwx root root 1970-02-15 23:52 modemst2 -> /dev/block/mmcblk0p24
lrwxrwxrwx root root 1970-02-15 23:52 mpt -> /dev/block/mmcblk0p40
lrwxrwxrwx root root 1970-02-15 23:52 msadp -> /dev/block/mmcblk0p19
lrwxrwxrwx root root 1970-02-15 23:52 persist -> /dev/block/mmcblk0p22
lrwxrwxrwx root root 1970-02-15 23:52 persistent -> /dev/block/mmcblk0p34
lrwxrwxrwx root root 1970-02-15 23:52 pmic -> /dev/block/mmcblk0p2
lrwxrwxrwx root root 1970-02-15 23:52 pmicbak -> /dev/block/mmcblk0p10
lrwxrwxrwx root root 1970-02-15 23:52 raw_resources -> /dev/block/mmcblk0p43
lrwxrwxrwx root root 1970-02-15 23:52 raw_resourcesbak -> /dev/block/mmcblk0p44
lrwxrwxrwx root root 1970-02-15 23:52 rct -> /dev/block/mmcblk0p33
lrwxrwxrwx root root 1970-02-15 23:52 recovery -> /dev/block/mmcblk0p37
lrwxrwxrwx root root 1970-02-15 23:52 rpm -> /dev/block/mmcblk0p7
lrwxrwxrwx root root 1970-02-15 23:52 rpmbak -> /dev/block/mmcblk0p13
lrwxrwxrwx root root 1970-02-15 23:52 sbl1 -> /dev/block/mmcblk0p3
lrwxrwxrwx root root 1970-02-15 23:52 sbl1bak -> /dev/block/mmcblk0p9
lrwxrwxrwx root root 1970-02-15 23:52 sdi -> /dev/block/mmcblk0p5
lrwxrwxrwx root root 1970-02-15 23:52 sdibak -> /dev/block/mmcblk0p15
lrwxrwxrwx root root 1970-02-15 23:52 sec -> /dev/block/mmcblk0p30
lrwxrwxrwx root root 1970-02-15 23:52 sns -> /dev/block/mmcblk0p39
lrwxrwxrwx root root 1970-02-15 23:52 ssd -> /dev/block/mmcblk0p27
lrwxrwxrwx root root 1970-02-15 23:52 system -> /dev/block/mmcblk0p45
lrwxrwxrwx root root 1970-02-15 23:52 tz -> /dev/block/mmcblk0p4
lrwxrwxrwx root root 1970-02-15 23:52 tzbak -> /dev/block/mmcblk0p11
lrwxrwxrwx root root 1970-02-15 23:52 userdata -> /dev/block/mm
cblk0p48