Read-only file system

[MoranXiXi]

adb shell /system/bin/run-as
uid /system/bin/run-as 2000
uid 0
0 u:r:adbd:s0
context 0 u:r:shell:s0
root@Che1:/ #

flase root ?

[timwr]

?

[MoranXiXi]

root@Che1:/data # cp /data/local/tmp/1.apk /system/app
cp /data/local/tmp/1.apk /system/app
cp: /system/app/1.apk: Read-only file system
1|root@Che1:/data #

1|root@Che1:/data # id
id
uid=0(root) gid=0(root) groups=1004(input),1007(log),1011(adb),1015(sdcard_rw),1028(sdcard_r),3001(net_bt_admin),3002(net_bt),3003(inet),

[MoranXiXi]

root@Che1:/data # ls -l
ls -l
opendir failed, Permission denied

[MoranXiXi]

Get root permissions: Although root, but still no permissions - do not know why?

ndk-build NDK_PROJECT_PATH=. APP_BUILD_SCRIPT=./Android.mk APP_ABI=armeabi-v7a APP_PLATFORM=19
adb push libs/armeabi-v7a/dirtycow /data/local/tmp/dcow
adb shell 'chmod 777 /data/local/tmp/dcow'
adb push test.sh /data/local/tmp/test.sh
adb shell 'chmod 777 /data/local/tmp/dcow'
adb shell 'chmod 777 /data/local/tmp/test.sh'
adb shell '/data/local/tmp/test.sh'
adb shell '/data/local/tmp/dcow /data/local/tmp/test /data/local/tmp/test2'
adb shell 'cat /data/local/tmp/test2'
adb shell 'cat /data/local/tmp/test2' | xxd
adb shell 'chmod 777 /data/local/tmp/dcow'
adb push libs/armeabi-v7a/run-as /data/local/tmp/run-as
adb shell '/data/local/tmp/dcow /data/local/tmp/run-as /system/bin/run-as'
adb shell /system/bin/run-as

root@Che1:/data # id
uid=0(root) gid=0(root) groups=1004(input),1007(log),1011(adb),1015(sdcard_rw),1028(sdcard_r),3001(net_bt_admin),3002(net_bt),3003(inet),3006(net_bw_stats) context=u:r:shell:s0
root@Che1:/data # ls
opendir failed, Permission denied

[MoranXiXi]

root@Che1:/data # run-as /system/bin/
run-as /system/bin/
uid run-as 0
uid 0
0 u:r:shell:s0
context 0 u:r:shell:s0

[ohyeah521]

@MoranXiXi 我也遇到了这个问题，请问你解决了吗