[Samba] coredump and MIT-krb5 exits when a joined client windows7 try to login on

luckydog xf luckydogxf at gmail.com
Mon Sep 25 10:02:00 UTC 2017

[root at pdc samba]# kadmin.local
Authenticating as principal administrator/admin at AD.PTHL.HK with password.
kadmin.local:  listprincs
Administrator at AD.PTHL.HK
dns-pdc at AD.PTHL.HK
krbtgt at AD.PTHL.HK
Guest at AD.PTHL.HK
bob at AD.PTHL.HK
kadmin.local:  quit
Segmentation fault (core dumped)
[root at pdc samba]#

see above, coredump happened when using kadmin.local, here is log:

Sep 25 18:01:38 pdc kernel: kadmin.local[4814]: segfault at 38 ip
00007f58e7a2b119 sp 00007ffd436760f0 error 4 in samba.so[7f58e7a27000+a000]

On Mon, Sep 25, 2017 at 5:01 PM, luckydog xf <luckydogxf at gmail.com> wrote:

> hi, all,
>    I'm using MIT-krb5 and it seems it's not quite stable.
>    Everything seemed  fine and krb5, samba daemon started as well unless I
> tried to use "ad\xxx" to login a windows7 machine.
>   Here is part coredump log,
>   :Sep 25 15:08:54 pdc.ad.pthl.hk samba[2579]:   /usr/sbin/krb5kdc:
> krb5k= dc: starting...
> :Sep 25 15:11:56 pdc.ad.pthl.hk samba[2579]:   /usr/sbin/krb5kdc: krb5k=
> dc: do_tgs_req.c:826: process_tgs_req: Assertion `status !=3D ((void *)=
> 0)' failed.
> # samba log.
>  pdc samba[3674]: [2017/09/25 16:39:49.691723,  0]
> ../source4/kdc/kdc-service-mit.c:348(mitkdc_server_done)
>  pdc samba[3674]:  The MIT KDC daemon died with exit status 6
>   Environment: centos7,  3.10.0-327.el7.x86_64 and samba 4.7.0.

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