failed to copy 'Superuser.apk' to '/sdcard//Superuser.apk': Permission denied

c:\android-sdk-windows\platform-tools>adb push Superuser.apk
Android Debug Bridge version 1.0.26

 -d                            - directs command to the only connected USB devic
e
                                 returns an error if more than one USB device is
 present.
 -e                            - directs command to the only running emulator.
                                 returns an error if more than one emulator is r
unning.
 -s <serial number>            - directs command to the USB device or emulator w
ith
                                 the given serial number. Overrides ANDROID_SERI
AL
                                 environment variable.
 -p <product name or path>     - simple product name like 'sooner', or
                                 a relative/absolute path to a product
                                 out directory like 'out/target/product/sooner'.

                                 If -p is not specified, the ANDROID_PRODUCT_OUT

                                 environment variable is used, which must
                                 be an absolute path.
 devices                       - list all connected devices
 connect <host>[:<port>]       - connect to a device via TCP/IP
                                 Port 5555 is used by default if no port number
is specified.
 disconnect [<host>[:<port>]]  - disconnect from a TCP/IP device.
                                 Port 5555 is used by default if no port number
is specified.
                                 Using this ocmmand with no additional arguments

                                 will disconnect from all connected TCP/IP devic
es.

device commands:
  adb push <local> <remote>    - copy file/dir to device
  adb pull <remote> [<local>]  - copy file/dir from device
  adb sync [ <directory> ]     - copy host->device only if changed
                                 (-l means list but don't copy)
                                 (see 'adb help all')
  adb shell                    - run remote shell interactively
  adb shell <command>          - run remote shell command
  adb emu <command>            - run emulator console command
  adb logcat [ <filter-spec> ] - View device log
  adb forward <local> <remote> - forward socket connections
                                 forward specs are one of:
                                   tcp:<port>
                                   localabstract:<unix domain socket name>
                                   localreserved:<unix domain socket name>
                                   localfilesystem:<unix domain socket name>
                                   dev:<character device name>
                                   jdwp:<process pid> (remote only)
  adb jdwp                     - list PIDs of processes hosting a JDWP transport

  adb install [-l] [-r] [-s] <file> - push this package file to the device and i
nstall it
                                 ('-l' means forward-lock the app)
                                 ('-r' means reinstall the app, keeping its data
)
                                 ('-s' means install on SD card instead of inter
nal storage)
  adb uninstall [-k] <package> - remove this app package from the device
                                 ('-k' means keep the data and cache directories
)
  adb bugreport                - return all information from the device
                                 that should be included in a bug report.

  adb help                     - show this help message
  adb version                  - show version num

DATAOPTS:
 (no option)                   - don't touch the data partition
  -w                           - wipe the data partition
  -d                           - flash the data partition

scripting:
  adb wait-for-device          - block until device is online
  adb start-server             - ensure that there is a server running
  adb kill-server              - kill the server if it is running
  adb get-state                - prints: offline | bootloader | device
  adb get-serialno             - prints: <serial-number>
  adb status-window            - continuously print device status for a specifie
d device
  adb remount                  - remounts the /system partition on the device re
ad-write
  adb reboot [bootloader|recovery] - reboots the device, optionally into the boo
tloader or recovery program
  adb reboot-bootloader        - reboots the device into the bootloader
  adb root                     - restarts the adbd daemon with root permissions
  adb usb                      - restarts the adbd daemon listening on USB
  adb tcpip <port>             - restarts the adbd daemon listening on TCP on th
e specified port
networking:
  adb ppp <tty> [parameters]   - Run PPP over USB.
 Note: you should not automatically start a PPP connection.
 <tty> refers to the tty for PPP stream. Eg. dev:/dev/omap_csmi_tty1
 [parameters] - Eg. defaultroute debug dump local notty usepeerdns

adb sync notes: adb sync [ <directory> ]
  <localdir> can be interpreted in several ways:

  - If <directory> is not specified, both /system and /data partitions will be u
pdated.

  - If it is "system" or "data", only the corresponding partition
    is updated.

environmental variables:
  ADB_TRACE                    - Print debug information. A comma separated list
 of the following values
                                 1 or all, adb, sockets, packets, rwx, usb, sync
, sysdeps, transport, jdwp
  ANDROID_SERIAL               - The serial number to connect to. -s takes prior
ity over this if given.
  ANDROID_LOG_TAGS             - When used with the logcat option, only these de
bug tags are printed.

c:\android-sdk-windows\platform-tools>adb root
adbd cannot run as root in production builds

c:\android-sdk-windows\platform-tools>adb push su /sdcard/
failed to copy 'su' to '/sdcard//su': Permission denied

c:\android-sdk-windows\platform-tools>adb push su /sdcard
failed to copy 'su' to '/sdcard': Is a directory

c:\android-sdk-windows\platform-tools>adb push su /sd
failed to copy 'su' to '/sd': Read-only file system

c:\android-sdk-windows\platform-tools>adb shell
$ chmod 755 /data/local/tmp/*
chmod 755 /data/local/tmp/*
$ /data/local/tmp/psneuter

c:\android-sdk-windows\platform-tools>adb shell
# cd /data/local/tmp
cd /data/local/tmp
# .
.
# ./busybox md5sum /dev/block/mmcblk0p18
./busybox md5sum /dev/block/mmcblk0p18
d7495d459761996eabc88bb9fdb21f5a  /dev/block/mmcblk0p18
# ./gfree -f -b hboot-eng.img -y recovery.img
./gfree -f -b hboot-eng.img -y recovery.img
--secu_flag off set
--cid set. CID will be changed to: 11111111
--sim_unlock. SIMLOCK will be removed
--hboot set. hboot image hboot-eng.img will be installed in partition 18
--recovery set. recovery image recovery.img will be installed in partition 21
Section header entry size: 40
Number of section headers: 44
Total section header table size: 1760
Section header file offset: 0x000138b4 (80052)
Section index for section name string table: 41
String table offset: 0x000136fb (79611)
Searching for .modinfo section...
 - Section[16]: .modinfo
 -- offset: 0x00000a14 (2580)
 -- size: 0x000000cc (204)
Kernel release: 2.6.32.21-g899d047
New .modinfo section size: 204
Attempting to power cycle eMMC... OK.
Write protect was successfully disabled.
Searching for mmc_blk_issue_rq symbol...
 - Address: c02a63a4, type: t, name: mmc_blk_issue_rq, module: N/A
Kernel map base: 0xc02a6000
Kernel memory mapped to 0x40002000
Searching for brq filter...
 - Address: 0xc02a63a4 + 0x34c
 - 0x2a000012 -> 0xea000012
Backing up current partition 18 and installing specified hboot image...
Backing up partition /dev/block/mmcblk0p18 to /sdcard/part18backup-1324637197.bi
n ...
Error opening backup file.
# ./root_psn
./root_psn
cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
sync
sync
# # sync
sync
# ./busybox md5sum hboot-eng.img
./busybox md5sum hboot-eng.img
df4fd77f44993eb05a4732210d2eddc6  hboot-eng.img
# ./busybox md5sum /dev/block/mmcblk0p18
./busybox md5sum /dev/block/mmcblk0p18
d7495d459761996eabc88bb9fdb21f5a  /dev/block/mmcblk0p18
# ./gfree -f -b hboot-eng.img -y recovery.img
./gfree -f -b hboot-eng.img -y recovery.img
--secu_flag off set
--cid set. CID will be changed to: 11111111
--sim_unlock. SIMLOCK will be removed
--hboot set. hboot image hboot-eng.img will be installed in partition 18
--recovery set. recovery image recovery.img will be installed in partition 21
Section header entry size: 40
Number of section headers: 44
Total section header table size: 1760
Section header file offset: 0x000138b4 (80052)
Section index for section name string table: 41
String table offset: 0x000136fb (79611)
Searching for .modinfo section...
 - Section[16]: .modinfo
 -- offset: 0x00000a14 (2580)
 -- size: 0x000000cc (204)
Kernel release: 2.6.32.21-g899d047
New .modinfo section size: 204
Attempting to power cycle eMMC... OK.
Write protect was successfully disabled.
Searching for mmc_blk_issue_rq symbol...
 - Address: c02a63a4, type: t, name: mmc_blk_issue_rq, module: N/A
Kernel map base: 0xc02a6000
Kernel memory mapped to 0x40002000
Searching for brq filter...
 - Address: 0xc02a63a4 + 0x34c
 - ***WARNING***: Found fuzzy match for brq filter, but conditional branch isn't
. (0xea000012)
Backing up current partition 18 and installing specified hboot image...
Backing up partition /dev/block/mmcblk0p18 to /sdcard/part18backup-1324637379.bi
n ...
Error opening backup file.
# ./root_psn
./root_psn
cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
# sync
sync
# ./busybox md5sum hboot-eng.img
./busybox md5sum hboot-eng.img
df4fd77f44993eb05a4732210d2eddc6  hboot-eng.img
# ./root_psn
./root_psn
cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
# ./root_psn
./root_psn
cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
# ./root_psn
./root_psn
cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
./root_psn
./root_psn
# cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
./root_psn#
./root_psn
cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
# ./root_psn
./root_psn
# sync
sync
# ./busybox md5sum hboot-eng.img
./busybox md5sum hboot-eng.img
df4fd77f44993eb05a4732210d2eddc6  hboot-eng.img
# ./gfree -f -b hboot-eng.img -y recovery.img
./gfree -f -b hboot-eng.img -y recovery.img
--secu_flag off set
--cid set. CID will be changed to: 11111111
--sim_unlock. SIMLOCK will be removed
--hboot set. hboot image hboot-eng.img will be installed in partition 18
--recovery set. recovery image recovery.img will be installed in partition 21
Section header entry size: 40
Number of section headers: 44
Total section header table size: 1760
Section header file offset: 0x000138b4 (80052)
Section index for section name string table: 41
String table offset: 0x000136fb (79611)
Searching for .modinfo section...
 - Section[16]: .modinfo
 -- offset: 0x00000a14 (2580)
 -- size: 0x000000cc (204)
Kernel release: 2.6.32.21-g899d047
New .modinfo section size: 204
Attempting to power cycle eMMC... OK.
Write protect was successfully disabled.
Searching for mmc_blk_issue_rq symbol...
 - Address: c02a63a4, type: t, name: mmc_blk_issue_rq, module: N/A
Kernel map base: 0xc02a6000
Kernel memory mapped to 0x40002000
Searching for brq filter...
 - Address: 0xc02a63a4 + 0x34c
 - ***WARNING***: Found fuzzy match for brq filter, but conditional branch isn't
. (0xea000012)
Backing up current partition 18 and installing specified hboot image...
Backing up partition /dev/block/mmcblk0p18 to /sdcard/part18backup-1324638013.bi
n ...
Error opening backup file.
# ./root_psn
./root_psn
cp: can't stat '/sdcard/Superuser.apk': No such file or directory
cp: can't stat '/sdcard/su': No such file or directory
# chmod 755 /data/local/tmp/*
chmod 755 /data/local/tmp/*
# /data/local/tmp