"function not implemented" occured when running ls
Can anyone help me with this output. "ls: cannot access <folder/file/*>: Function not implemented", the output did shown after apt uprade not sure what package it did

Solution
Strace logs all the syscalls a program is making.
So old
Introduced in Kernel version 4.11.0
https://man7.org/linux/man-pages/man2/statx.2.html
So old
ls tried to use the statx() syscall.Introduced in Kernel version 4.11.0
https://man7.org/linux/man-pages/man2/statx.2.html