I am on a Mac and have come across the same issue. When git rebase -i masterI started, I received an error message:
fatal: '///.git/index.lock': .
index.lock .git/. index ( ). .
, , :
touch .git/index.lock
, ( ). :
rm .git/index.lock
. rebase ( , ), , rebase:
git rebase --continue
, - , .