Hai,
Can you run this script on a good DC and the problem DC.
https://raw.githubusercontent.com/thctlo/samba4/master/samba-collect-debug-info.sh
Mail me both files.
I'll have a quick check.
Greetz,
Louis
> -----Oorspronkelijk bericht-----
> Van: samba [mailto:samba-bounces at lists.samba.org] Namens M B via samba
> Verzonden: woensdag 24 april 2019 14:48
> Aan: samba at lists.samba.org
> Onderwerp: Re: [Samba] Replication failures
>
> >>
> >> I was able to get replication working again by deleting
> DNS records that were conflicting in LDAP.
> >>
> >> Used ldapcmp tool to find conflicts
> >> https://wiki.samba.org/index.php/Samba-tool_ldapcmp
> >>
> >
> > Ok, the problem seems to be back again.
> >
> > Ubuntu 16.04, samba 4.9.3
> >
> > I’ve checked with: samba-tool ldapcmp
> > between dc1 and every other dc[2-6]
> >
> > ldapcmp shows no errors in any combination mentioned above
> >
> > Running this command:
> >
> > # sudo samba-tool drs showrepl -d9
> >
> > ends with this output
> > .
> > .
> > .
> > rpc fault: DCERPC_FAULT_CANT_PERFORM
> > ERROR(runtime): DsReplicaGetInfo of type 0 failed -
> (3221356597, 'The operation cannot be performed.')
> > File
> "/usr/lib/python2.7/dist-packages/samba/netcmd/drs.py", line
> 175, in get_neighbours
> > self.drsuapi_handle, 1, req1)
> >
> > Running this command
> >
> > # sudo samba-tool visualize reps
> > OR
> > # sudo samba-tool visualize ntdsconn
> >
> > indicates that replication is occurring, and when I make
> changes to any part of the directory, those changes replicate
> to the other DCs
> >
> > Any ideas about what is going on?
> >
> >
> > smb.conf
> > ===> >
> > # Global parameters
> > [global]
> > netbios name = DC5
> > realm = MY.COMPANY.COM
> > server role = active directory domain controller
> > server services = s3fs, rpc, nbt, wrepl, ldap, cldap,
> kdc, drepl, winbindd, ntp_signd, kcc, dnsupdate
> > workgroup = COMPANY
> > dns zone scavenging = yes
> > idmap_ldb:use rfc2307 = yes
> > tls enabled = yes
> > tls keyfile = tls/cert.key
> > tls certfile = tls/cert.pem
> > tls cafile = tls/int_ca.pem
> > logging = file:2
> > log level = dsdb_audit:4 dsdb_password_audit:4
> auth_audit:4 auth:1 passdb:3 winbind:2
> >
> > [netlogon]
> > path = /var/lib/samba/sysvol/my.company.com/scripts
> > read only = No
> >
> > [sysvol]
> > path = /var/lib/samba/sysvol
> > read only = No
> >
>
> Still having problems here. Does anyone have any ideas about
> how to address this?
>
> If I restart samba, I see in the logs after 10-20 seconds,
> samba is hitting a PANIC state. Before the panic, I can
> successfully run
>
> sudo samba-tool drs showrepl
>
> I will get the proper replication status output.
>
> After the PANIC occurs, then I get the error mentioned above
> beginning with …
> "rpc fault: DCERPC_FAULT_CANT_PERFORM”
>
>
> The panic looks like this:
>
> [2019/03/31 22:15:29.452501, 0]
> ../source4/lib/cmdline/popt_common.c:74(popt_s4_talloc_log_fn)
> Bad talloc magic value - unknown value
> [2019/03/31 22:15:29.453091, 0]
> ../lib/util/fault.c:128(smb_panic_default)
> smb_panic_default: PANIC (pid 28449): Bad talloc magic value
> - unknown value
> [2019/03/31 22:15:29.455084, 0]
> ../lib/util/fault.c:261(log_stack_trace)
> BACKTRACE: 64 stack frames:
> #0
> /usr/lib/x86_64-linux-gnu/libsamba-util.so.0(log_stack_trace+0
x2e) [0x7f35b40189df]> #1 /usr/lib/x86_64-linux-gnu/libsamba-util.so.0(+0x1f751)
> [0x7f35b4018751]
> #2
> /usr/lib/x86_64-linux-gnu/libsamba-util.so.0(log_stack_trace+0
> ) [0x7f35b40189b1]
> #3 /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x2825)
> [0x7f35b3148825]
> #4 /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x284b)
> [0x7f35b314884b]
> #5 /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x28c9)
> [0x7f35b31488c9]
> #6 /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x2c6a)
> [0x7f35b3148c6a]
> #7 /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x2e7e)
> [0x7f35b3148e7e]
> #8 /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x5f36)
> [0x7f35b314bf36]
> #9
> /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(talloc_strdup+0
x49) [0x7f35b314bfec]> #10 /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(+0x1cd3d)
> [0x7f35b3dd9d3d]
> #11
> /usr/lib/x86_64-linux-gnu/samba/ldb/objectclass_attrs.so(+0x1b
c9) [0x7f359d3dcbc9]> #12
> /usr/lib/x86_64-linux-gnu/samba/ldb/objectclass_attrs.so(+0x22
ea) [0x7f359d3dd2ea]> #13
> /usr/lib/x86_64-linux-gnu/samba/ldb/objectclass_attrs.so(+0x33
bc) [0x7f359d3de3bc]> #14
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #15
> /usr/lib/x86_64-linux-gnu/samba/ldb/instancetype.so(+0x10cf)
> [0x7f359ee3d0cf]
> #16
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #17
> /usr/lib/x86_64-linux-gnu/samba/ldb/password_hash.so(+0xda85)
> [0x7f359c7ada85]
> #18
> /usr/lib/x86_64-linux-gnu/samba/ldb/password_hash.so(+0xe0b1)
> [0x7f359c7ae0b1]
> #19
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #20 /usr/lib/x86_64-linux-gnu/samba/ldb/samldb.so(+0xcbbc)
> [0x7f359aab0bbc]
> #21
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #22 /usr/lib/x86_64-linux-gnu/samba/ldb/acl.so(+0x5d04)
> [0x7f35a0ca6d04]
> #23
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #24
> /usr/lib/x86_64-linux-gnu/samba/ldb/descriptor.so(+0x3ddb)
> [0x7f35a0284ddb]
> #25
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #26
> /usr/lib/x86_64-linux-gnu/samba/ldb/tombstone_reanimate.so(+0x
1dcf) [0x7f35961f1dcf]> #27
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #28
> /usr/lib/x86_64-linux-gnu/samba/ldb/objectclass.so(+0x3a6b)
> [0x7f359d5e4a6b]
> #29
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #30
> /usr/lib/x86_64-linux-gnu/samba/ldb/audit_log.so(+0x4ca4)
> [0x7f35a048eca4]
> #31
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_next_request+0
x2fb) [0x7f35b3dc6820]> #32
> /usr/lib/x86_64-linux-gnu/samba/ldb/extended_dn_in.so(+0x22bb)
> [0x7f359f85c2bb]
> #33
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_module_done+0x
1fc) [0x7f35b3dc7b6c]> #34
> /usr/lib/x86_64-linux-gnu/samba/ldb/encrypted_secrets.so(+0x3b
38) [0x7f359fa63b38]> #35
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_module_done+0x
1fc) [0x7f35b3dc7b6c]> #36
> /usr/lib/x86_64-linux-gnu/samba/ldb/operational.so(+0x5fea)
> [0x7f359cfd2fea]
> #37
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_module_done+0x
1fc) [0x7f35b3dc7b6c]> #38
> /usr/lib/x86_64-linux-gnu/samba/ldb/extended_dn_out.so(+0x2b1d
> ) [0x7f359f655b1d]
> #39
> /usr/lib/x86_64-linux-gnu/samba/ldb/extended_dn_out.so(+0x3848
> ) [0x7f359f656848]
> #40
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_module_done+0x
1fc) [0x7f35b3dc7b6c]> #41
> /usr/lib/x86_64-linux-gnu/samba/libdsdb-module-samba4.so(dsdb_
next_callback+0x8a) [0x7f35a44aa68c]> #42
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_module_done+0x
1fc) [0x7f35b3dc7b6c]> #43
> /usr/lib/x86_64-linux-gnu/samba/ldb/partition.so(+0x3b07)
> [0x7f359c9b8b07]
> #44
> /usr/lib/x86_64-linux-gnu/samba/libldb-key-value-samba4.so(+0x
73f8) [0x7f359e61f3f8]> #45
> /usr/lib/x86_64-linux-gnu/samba/libldb-key-value-samba4.so(+0x
7c4b) [0x7f359e61fc4b]> #46
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_i
nvoke_timer_handler+0x2ae) [0x7f35b377f3a6]> #47
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_l
oop_timer_delay+0xc8) [0x7f35b377f5a9]> #48
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0x11a76)
> [0x7f35b3781a76]
> #49 /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xe30b)
> [0x7f35b377e30b]
> #50
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(_tevent_loop_on
ce+0x11e) [0x7f35b3775d95]> #51
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_wait+0x1c4)
> [0x7f35b3de6beb]
> #52 /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(+0x299ff)
> [0x7f35b3de69ff]
> #53
> /usr/lib/x86_64-linux-gnu/samba/libldb.so.1(ldb_modify+0xa6)
> [0x7f35b3de97b0]
> #54
> /usr/lib/x86_64-linux-gnu/samba/libscavenge-dns-records-samba4
.so(dns_tombstone_records_zone+0x5ea) [0x7f35a3c6089b]> #55
> /usr/lib/x86_64-linux-gnu/samba/libscavenge-dns-records-samba4
.so(dns_tombstone_records+0x1c6) [0x7f35a3c60b06]> #56 /usr/lib/x86_64-linux-gnu/samba/service/kcc.so(+0x6672)
> [0x7f35a4090672]
> #57 /usr/lib/x86_64-linux-gnu/samba/service/kcc.so(+0x6c42)
> [0x7f35a4090c42]
> #58 /usr/lib/x86_64-linux-gnu/samba/service/kcc.so(+0x6340)
> [0x7f35a4090340]
> #59
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_i
nvoke_timer_handler+0x2ae) [0x7f35b377f3a6]> #60
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_l
oop_timer_delay+0xc8) [0x7f35b377f5a9]> #61
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0x111ef)
> [0x7f35b37811ef]
> #62
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0x11af6)
> [0x7f35b3781af6]
> #63 /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xe30b)
> [0x7f35b377e30b]
> --
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