On Mon, Dec 10, 2018 at 10:19:39AM +0800, 冯小丽 wrote: > Re-send the smb log again because send it to samba-technical@ failed. As Steve already confirmed, smbd is blocking inside a call into the client-mounted filesystem on cifsfs. Cifsfs shouldn't block on system calls. This is a cifsf client bug, not an smbd bug. Jeremy.