Cannot delete file as normal user

Hi folks, i want to delete a file as normal user, but i fail to do it... As normal user (on an ubuntu 12.04) I do: mkdir d1 d2 home; touch home/f1 sudo mount -t aufs -o br=d1:home none d2 everything is fine now, until: rm d2/f1 -- I get: not possible, operation not permitted (freely translated

Re: Cannot delete file as normal user

mkdir d1 d2 home; touch home/f1 sudo mount -t aufs -o br=d1:home none d2 everything is fine now, until: rm d2/f1 -- I get: not possible, operation not permitted (freely translated from German) I'd suggest you to check the parent dir's permission bits on every branch. $ ls -ld d1 home

Re: Cannot delete file as normal user

03:42, schrieb sf...@users.sourceforge.net: Markus Weich: just to sum up again: as user fred2, I did: mkdir d1 d2 home; touch home/f1 as root, I did: mount -t aufs -o br=d1:home none d2 root@it1-pc40:$ find d1 d2 home -printf %h/%f %M %u %g\n ./d1 drwxr-xr-x fred2 users d1/.wh..wh.plnk drwx

Re: Cannot delete file as normal user

Great, you found what we want. It must be Yama LSM and /proc/sys/kernel/yama/protected_nonaccess_hardlinks. Write 0 into /proc/.../protected_nonaccess_hardlinks and your rm will succeed. Thanks! That solves my problem!