Comment 33 for bug 1100190

I can't reproduce this on Ubuntu 18.04 and bibisect repos > 6.3 after:

https://cgit.freedesktop.org/libreoffice/core/commit/?id=bcb1969f961874ccbcef7fc042b3cc164c8d2325

author Stephan Bergmann <email address hidden> 2019-01-23 17:40:29 +0100
committer Stephan Bergmann <email address hidden> 2019-01-23 21:06:31 +0100

rhbz#1667364 Open doc as R/O for which open(...,O_RDWR) returns EOPNOTSUPP

Since this commit the file opens with a warning saying it is locked for editing by Unknown user.
Which is not true, but the above commit message makes it clear this is expected.