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Re: Unable to install .kext in admine user
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Re: Unable to install .kext in admine user


  • Subject: Re: Unable to install .kext in admine user
  • From: Iceberg-Dev <email@hidden>
  • Date: Thu, 28 Oct 2010 09:07:09 +0200


On Oct 28, 2010, at 7:43 AM, kiran kumar wrote:

Hi All,


I need to load kext in my MacBookPro ,i use these commands to load my kext.
i am not in root, but i am using admin user i need to install the kext using admin user.
Unable to install can any one give suggestions.
sarah-640m:Release chengmerlin$ ls -l moschipUsbEthernet.kext/
total 0
drwxr-xr-x 5 chengmerlin staff 170 Oct 28 13:14 Contents
sarah-640m:Release chengmerlin$ sudo kextload -v moschipUsbEthernet.kext/
Password:
Requesting load of /Users/chengmerlin/Downloads/moschipUsbEthernet/ build/Release/moschipUsbEthernet.kext.
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/Release/ moschipUsbEthernet.kext failed to load - (libkern/kext) authentication failure (file ownership/permissions); check the system/kernel logs for errors or try kextutil(8).
sarah-640m:Release chengmerlin$ sudo kextutil -b kextload moschipUsbEthernet.kext/
moschipUsbEthernet.kext has problems:
Authentication Failures:
File owner/permissions are incorrect (must be root:wheel, nonwritable by group/other):
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext/Contents
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext/Contents/Info.plist
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext/Contents/MacOS
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext/Contents/MacOS/moschipUsbEthernet
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext/Contents/Resources
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext/Contents/Resources/English.lproj
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/ Release/moschipUsbEthernet.kext/Contents/Resources/English.lproj/ InfoPlist.strings


sarah-640m:Release chengmerlin$ sudo kextload -v moschipUsbEthernet.kext/Password:
Requesting load of /Users/chengmerlin/Downloads/moschipUsbEthernet/ build/Release/moschipUsbEthernet.kext.
/Users/chengmerlin/Downloads/moschipUsbEthernet/build/Release/ moschipUsbEthernet.kext failed to load - (libkern/kext) authentication failure (file ownership/permissions); check the system/kernel logs for errors or try kextutil(8).
sarah-640m:Release chengmerlin$

It's probably documented somewhere that kernel extensions needs to be root:wheel 755/644



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  • Follow-Ups:
    • Re: Unable to install .kext in admine user
      • From: Jean-Daniel Dupas <email@hidden>
References: 
 >Unable to install .kext in admine user (From: kiran kumar <email@hidden>)

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