[Samba] samba-tool illegal instruction setting up Kerberos auth for http

[Stuart Longland]

Hi all,

Has anyone noticed this behaviour in samba-tool?  I was trying to do the
Apache Single Sign on authentication:

https://wiki.samba.org/index.php/Authenticating_other_services_against_AD#Apache_Single_Sign-On

> root at bnedevdc0:~# samba-tool domain exportkeytab /root/httpd.keytab --principal=HTTP/svn.myrealm.mydomain at MYREALM.MYDOMAIN -d10
> INFO: Current debug levels:
>   all: 10
>   tdb: 10
>   printdrivers: 10
>   lanman: 10
>   smb: 10
>   rpc_parse: 10
>   rpc_srv: 10
>   rpc_cli: 10
>   passdb: 10
>   sam: 10
>   auth: 10
>   winbind: 10
>   vfs: 10
>   idmap: 10
>   quota: 10
>   acls: 10
>   locking: 10
>   msdfs: 10
>   dmapi: 10
>   registry: 10
>   scavenger: 10
>   dns: 10
>   ldb: 10
> lpcfg_load: refreshing parameters from /etc/samba/smb.conf
> params.c:pm_process() - Processing configuration file "/etc/samba/smb.conf"
> Processing section "[global]"
> Processing section "[netlogon]"
> Processing section "[sysvol]"
> pm_process() returned Yes
> GENSEC backend 'gssapi_spnego' registered
> GENSEC backend 'gssapi_krb5' registered
> GENSEC backend 'gssapi_krb5_sasl' registered
> GENSEC backend 'schannel' registered
> GENSEC backend 'spnego' registered
> GENSEC backend 'ntlmssp' registered
> GENSEC backend 'krb5' registered
> GENSEC backend 'fake_gssapi_krb5' registered
> added interface eth0 ip=10.20.30.4 bcast=10.20.30.255 netmask=255.255.255.0
> added interface eth0 ip=10.20.30.4 bcast=10.20.30.255 netmask=255.255.255.0
> Illegal instruction
> root at bnedevdc0:~# dmesg
> [102985.769109] traps: samba-tool[11436] trap invalid opcode ip:7f3e6df228de sp:7fffdb366718 error:0 in libHDB_SAMBA4.so.0[7f3e6df21000+2000]
> [103313.833497] traps: samba-tool[11780] trap invalid opcode ip:7f103c9158de sp:7fffd8573db8 error:0 in libHDB_SAMBA4.so.0[7f103c914000+2000]
> [103426.961682] traps: samba-tool[11899] trap invalid opcode ip:7f6d0c55a8de sp:7fff7fdc02d8 error:0 in libHDB_SAMBA4.so.0[7f6d0c559000+2000]
> root at bnedevdc0:~# samba-tool --version
> 4.1.3-Ubuntu
> root at bnedevdc0:~# dpkg -l samba*
> Desired=Unknown/Install/Remove/Purge/Hold
> | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
> |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
> ||/ Name                    Version          Architecture     Description
> +++-=======================-================-================-====================================================
> ii  samba                   2:4.1.3+dfsg-2ub amd64            SMB/CIFS file, print, and login server for Unix
> un  samba-ad-dc             <none>           <none>           (no description available)
> un  samba-client            <none>           <none>           (no description available)
> ii  samba-common            2:4.1.3+dfsg-2ub all              common files used by both the Samba server and clien
> ii  samba-common-bin        2:4.1.3+dfsg-2ub amd64            Samba common files used by both the server and the c
> un  samba-doc               <none>           <none>           (no description available)
> ii  samba-dsdb-modules      2:4.1.3+dfsg-2ub amd64            Samba Directory Services Database
> ii  samba-libs:amd64        2:4.1.3+dfsg-2ub amd64            Samba core libraries
> un  samba-tools             <none>           <none>           (no description available)
> ii  samba-vfs-modules       2:4.1.3+dfsg-2ub amd64            Samba Virtual FileSystem plugins
> ii  samba4                  4.0.3+dfsg1-0.1u amd64            dummy transitional package for samba 4.x series
> un  samba4-clients          <none>           <none>           (no description available)
> un  samba4-common           <none>           <none>           (no description available)
> un  samba4-common-bin       <none>           <none>           (no description available)

Anyone else seen this?

Regards,
-- 
Stuart Longland
Systems Engineer
     _ ___
\  /|_) |                           T: +61 7 3535 9619
 \/ | \ |     38b Douglas Street    F: +61 7 3535 9699
   SYSTEMS    Milton QLD 4064       http://www.vrt.com.au