[Samba] smbclient Version 4.13.2 Crashes on Fedora 33

Tim Evans tkevans at tkevans.com
Tue Nov 24 20:10:00 UTC 2020

On 11/24/20 1:03 PM, Jeremy Allison wrote:
> 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, 
>> 'smbclient.'
>> 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 SIGSEGV")
>> (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 ?

I don't have a bugzilla account there, and have gone through the 
required process to ask for one, just to post one report. Don't know how 
long this takes.

Tim Evans			|5 Chestnut Court
443-394-3864			|Owings Mills, MD 21117

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