[Samba] smbclient Version 4.13.2 Crashes on Fedora 33

Jeremy Allison jra at samba.org
Tue Nov 24 18:03:41 UTC 2020

On Tue, Nov 24, 2020 at 10:30:11AM -0500, Tim Evans via samba wrote:
>Have been working this on the BackupPC users and Fedora mailing lists, 
>but it's looking more like a general problem in Samba utility, 
>BackupPC is a backup server package that uses Samba, rsync, and other 
>protocols to backup clients, including Windows PC's. Basically, it 
>runs a command like this for a SMB backup of a PC:
>/usr/bin/smbclient \\\\new-pelican\\C\$ -U backup -E -d 2 -c tarmode\ 
>full -Tc -
>Output is piped to BackupPC utilities that unpack and index the 
>backup, and do other housekeeping
>My backups have consistently failed since my upgrade to F33 (were 
>working without problems for years before, and most recently on F32).
>Looking closely, it appears 'smbclient' is crashing after passing 
>exactly 47 files. (BackupPC then quits after data stops coming in.)
>I've run this command at the command-line; it runs for a few seconds 
>then reports a core dump. Gnome shell then prompted me to file a 
>Fedora bugzilla, which I have done.
>https://bugzilla.redhat.com/show_bug.cgi?id=1900232 "[abrt] 
>samba-client: remove_do_list_queue_head(): smbclient killed by 
>(I can't seem to make this bug report publicly readable...)
>Anybody have further suggestions, please?

Can you log a bug at bugzilla.samba.org and upload a
gdb stack backtrace please ?

Thanks !


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