On Sun, Feb 21, 2021 at 2:30 AM Marios Makassikis <mmakassikis@xxxxxxxxxx> wrote: > > Hello, > > I hope this is the correct list to report this bug I've been seeing. > > Background: I am testing a kernel SMB server implementation > ("ksmbd": https://github.com/cifsd-team/cifsd). > > As part of my tests, I tried having a Windows client store a backup on a SMB > share that is backed by an NTFS formatted disk. In doing so, the kernel > reports a BUG and locks up (either immediately, or after a few minutes). Seems like fi->write_files list gets corrupted. Is list debugging turned on? Can you get a crashdump, and see if the rest of the fi structure is okay? Thanks, Miklos