[Samba] fruit_get_bandsize didn't find band-size key

[Rowland Penny]

On Tue, 18 Nov 2025 21:16:26 +0100
Mark Ruys via samba <samba at lists.samba.org> wrote:

> Hi,
> 
> A few times a day, syslog gives me:
> 
> 2025-11-15T12:48:07+01:00 ERR smbd [2025/11/15 12:48:07.565825,  0]
> ../../source3/modules/vfs_fruit.c:5195(fruit_get_bandsize)
> 2025-11-15T12:48:07+01:00 ERR smbd   fruit_get_bandsize: Didn't find
> band-size key in [/mnt/user/tm-mark/Yavin4.sparsebundle/Info.plist]
> 2025-11-15T12:48:07+01:00 ERR smbd [2025/11/15 12:48:07.565893,  0]
> ../../source3/modules/vfs_fruit.c:5317(fruit_tmsize_do_dirent)
> 2025-11-15T12:48:07+01:00 ERR smbd   fruit_tmsize_do_dirent:
> Processing sparsebundle [Yavin4.sparsebundle] failed
> 
> /mnt/user/tm-mark is a Time Machine share (macOS 26.1). Samba 4.23.2
> is installed on Unraid OS 7.2.0 (Slackware 15.0+).
> 
> /mnt/user/tm-mark/Yavin4.sparsebundle and all the files below are 666
> (that’s compliant with the Unraid security model):
> 
> root at ohmy:~# ls -la /mnt/user/tm-mark/Yavin4.sparsebundle/
> total 36
> drwxrwxrwx 1 markr  users  252 Nov 16 06:32 ./
> drwxrwxrwx 1 nobody users   38 Nov 16 06:26 ../
> -rwxrw-rw- 1 markr  users  575 Nov 16 05:26 Info.bckup*
> -rwxrw-rw- 1 markr  users  575 Nov 16 05:26 Info.plist*
> drwxrwxrwx 1 markr  users  546 Nov 16 06:39 bands/
> -rwxrw-rw- 1 markr  users  595 Nov 16 06:27
> com.apple.TimeMachine.MachineID.plist* -rwxrw-rw- 1 markr  users 1201
> Nov 16 06:32 com.apple.TimeMachine.Results.plist* -rwxrw-rw- 1 markr
> users 7063 Nov 16 06:32 com.apple.TimeMachine.SnapshotHistory.plist*
> -rwxrw-rw- 1 markr  users    0 Oct 31 08:52 lock* drwxrwxrwx 1 markr
> users  534 Nov 16 06:39 mapped/ -rwxrw-rw- 1 markr  users 1092 Oct 31
> 08:52 token*
> 
> markr is indeed the user Time Machine connects with. Plist looks fine
> to me:
> 
> root at alderaan:~# cat /mnt/user/tm-mark/Yavin4.sparsebundle/Info.plist 
> <?xml version="1.0" encoding="UTF-8"?>
> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN"
> "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> <plist
> version="1.0"> <dict>
> 	<key>CFBundleInfoDictionaryVersion</key>
> 	<string>6.0</string>
> 	<key>band-size</key>
> 	<integer>204800000</integer>
> 	<key>bundle-backingstore-version</key>
> 	<integer>2</integer>
> 	<key>diskimage-bundle-type</key>
> 	<string>com.apple.diskimage.sparsebundle</string>
> 	<key>size</key>
> 	<integer>16000000000000</integer>
> 	<key>uuid</key>
> 	<string>5e04f1ec-55dd-459f-90e3-0eccfc2bed1f</string>
> </dict>
> </plist>
> 
> 
> Googling gives me no clues how to fix it. Does someone knows where to
> look for?
> 
> Best regards,
> Mark
>

Could you post your smb.conf file again, but this time the output of
'testparm -s', not the output of 'testparm -v'

Rowland