ramfs init error ：Failed to execute /init (error -13)

mashaofeng — Sun, 12 Jul 2020 08:13:24 GMT

dear expert :

we switch out imx8qxp chip from b0 to c0 , now the normal system ok and rndis can work , i also test udc in normal system;

now we run ramfs to run some command on utp , but it always show :

Freeing unused kernel memory: 1280K
[ 3.261675] Failed to execute /init (error -13)
sh: cannot set terminal process group (-1): Inappropriate ioctl for device
sh: no job control in this shell

we use c0 ramfs fsl-image-mfgtool-initramfs-imx_mfgtools.cpio.gz.u-boot

i check the ramfs sys i found the

sh-4.4# ls -l
total 1028
drwxr-xr-x 2 root root    2060 Dec 21 2019 bin
drwxr-xr-x 2 root root      40 Nov 6 2019 boot
drwxr-xr-x 2 root root      60 Nov 6 2019 dev
drwxr-xr-x 12 root root     860 Dec 21 2019 etc
-rw-r--r-- 1 root root 1048576 Dec 21 2019 fat
drwxr-xr-x 3 root root      60 Dec 21 2019 home
-rw-r--r-- 1 root root       0 Dec 21 2019 init    it's have no exec permission and it's size is 0
drwxr-xr-x 4 root root    1500 Nov 6 2019 lib
-rwxr-xr-x 1 root root    3251 Dec 21 2019 linuxrc

why this issue occurred;

it's urgent for out product , please help to analyze;

thanks

Re: ramfs init error ：Failed to execute /init (error -13)

igorpadykov — Mon, 13 Jul 2020 06:19:35 GMT

Hi ma

what bsp used in the case. for co revision recommended to use

last releases (not older than Linux 4.14.98_2.3.0), supported revisisons

for each bsp are described on

Embedded Linux for i.MX Applications Processors | NXP

sample uuu scripts can be found in Demo Images, folder ../samples

https://www.nxp.com/webapp/Download?colCode=L4.14.98_2.3.0_MX8QXP&appType=license

Best regards
igor
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topic Re: ramfs init error ：Failed to execute /init (error -13) in i.MX Processors

ramfs init error ：Failed to execute /init (error -13)

Re: ramfs init error ：Failed to execute /init (error -13)