Re: WARNING in ovl_instantiate

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger  
crash:

Reported-and-tested-by:  
syzbot+9c69c282adc4edd2b540@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit:         59ef64de ovl: detect overlapping layers
git tree:       https://github.com/amir73il/linux.git ovl-check-overlap
kernel config:  https://syzkaller.appspot.com/x/.config?x=f3ee46e9dfc8a383
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)

Note: testing is done by a robot and is best-effort only.