[Samba] No write access on new shares until smbd is restarted

[Eugene Pankov]

Using the latest SerNet 4.8.1 build, I'm seeing users being unable to write
into newly created shares until smbd is restarted.
Here's the relevant log part:

[2018/06/14 16:04:29.229329,  5]
../source3/smbd/filename.c:662(unix_convert)
  unix_convert begin: name = New folder, dirpath = , start = New folder
[2018/06/14 16:04:29.229375,  5]
../source3/smbd/vfs.c:1458(check_reduced_name)
  check_reduced_name: . reduced to /data/fs/2430-ram
[2018/06/14 16:04:29.229432,  5]
../source3/smbd/filename.c:1060(unix_convert)
  New file New folder
[2018/06/14 16:04:29.229453,  5]
../source3/smbd/vfs.c:1458(check_reduced_name)
  check_reduced_name: New folder reduced to /data/fs/2430-ram/New folder
[2018/06/14 16:04:29.229465,  5] ../source3/smbd/open.c:3945(open_directory)
  open_directory: opening directory New folder, access_mask = 0x100081,
share_access = 0x3 create_options = 0x200001, create_disposition = 0x2,
file_attributes = 0x90
[2018/06/14 16:04:29.229488,  5] ../source3/smbd/dosmode.c:206(unix_mode)
  unix_mode: unix_mode(New folder) returning 0775
[2018/06/14 16:04:29.229560,  5]
../source3/smbd/open.c:319(check_parent_access)
  check_parent_access: access check on directory . for path New folder for
mask 0x4 returned (0x4) NT_STATUS_ACCESS_DENIED
[2018/06/14 16:04:29.229578,  5] ../source3/smbd/open.c:3828(mkdir_internal)
  mkdir_internal: check_parent_access on directory . for path New folder
returned NT_STATUS_ACCESS_DENIED
[2018/06/14 16:04:29.229587,  2] ../source3/smbd/open.c:3997(open_directory)
  open_directory: unable to create New folder. Error was
NT_STATUS_ACCESS_DENIED
[2018/06/14 16:04:29.229601,  3]
../source3/smbd/smb2_server.c:3171(smbd_smb2_request_error_ex)
  smbd_smb2_request_error_ex: smbd_smb2_request_error_ex: idx[1]
status[NT_STATUS_ACCESS_DENIED] || at ../source3/smbd/smb2_create.c:296
[2018/06/14 16:04:29.231065,  4] ../source3/smbd/uid.c:384(change_to_user)
  Skipping user change - already user

Any advice is appreciated.

Regards,
Eugene