Same issue here - connecting with registered user from OSX is fine, but auth as guest fails.
Samba log (level 3): [2016/04/26 09:57:38.879538, 3] ../source3/lib/access.c:338(allow_access) Allowed connection from 192.168.1.43 (192.168.1.43) [2016/04/26 09:57:38.879666, 3] ../source3/smbd/oplock.c:1309(init_oplocks) init_oplocks: initializing messages. [2016/04/26 09:57:38.881429, 3] ../source3/smbd/server_exit.c:252(exit_server_common) Server exit (failed to receive smb request) [2016/04/26 09:57:38.888253, 3] ../source3/lib/access.c:338(allow_access) Allowed connection from 192.168.1.43 (192.168.1.43) [2016/04/26 09:57:38.888375, 3] ../source3/smbd/oplock.c:1309(init_oplocks) init_oplocks: initializing messages. [2016/04/26 09:57:38.888470, 3] ../source3/smbd/process.c:1880(process_smb) Transaction 0 of length 73 (0 toread) [2016/04/26 09:57:38.888523, 3] ../source3/smbd/process.c:1490(switch_message) switch message SMBnegprot (pid 9589) conn 0x0 [2016/04/26 09:57:38.889573, 3] ../source3/smbd/negprot.c:576(reply_negprot) Requested protocol [NT LM 0.12] [2016/04/26 09:57:38.889616, 3] ../source3/smbd/negprot.c:576(reply_negprot) Requested protocol [SMB 2.002] [2016/04/26 09:57:38.889646, 3] ../source3/smbd/negprot.c:576(reply_negprot) Requested protocol [SMB 2.???] [2016/04/26 09:57:38.889769, 3] ../source3/smbd/smb2_negprot.c:271(smbd_smb2_request_process_negprot) Selected protocol SMB2_FF [2016/04/26 09:57:38.891967, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'gssapi_spnego' registered [2016/04/26 09:57:38.892011, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'gssapi_krb5' registered [2016/04/26 09:57:38.892056, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'gssapi_krb5_sasl' registered [2016/04/26 09:57:38.892092, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'spnego' registered [2016/04/26 09:57:38.892118, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'schannel' registered [2016/04/26 09:57:38.892140, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'naclrpc_as_system' registered [2016/04/26 09:57:38.892173, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'sasl-EXTERNAL' registered [2016/04/26 09:57:38.892201, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'ntlmssp' registered [2016/04/26 09:57:38.892234, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'ntlmssp_resume_ccache' registered [2016/04/26 09:57:38.892256, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'http_basic' registered [2016/04/26 09:57:38.892288, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'http_ntlm' registered [2016/04/26 09:57:38.892311, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'krb5' registered [2016/04/26 09:57:38.892337, 3] ../auth/gensec/gensec_start.c:907(gensec_register) GENSEC backend 'fake_gssapi_krb5' registered [2016/04/26 09:57:38.892453, 3] ../source3/smbd/negprot.c:684(reply_negprot) Selected protocol SMB 2.??? [2016/04/26 09:57:38.896563, 3] ../source3/smbd/smb2_negprot.c:271(smbd_smb2_request_process_negprot) Selected protocol SMB3_02 [2016/04/26 09:57:46.658294, 3] ../auth/ntlmssp/ntlmssp_util.c:69(debug_ntlmssp_flags) Got NTLMSSP neg_flags=0x62880205 [2016/04/26 09:57:46.664793, 3] ../auth/ntlmssp/ntlmssp_server.c:449(ntlmssp_server_preauth) Got user=[GUEST] domain=[] workstation=[WILL] len1=24 len2=206 [2016/04/26 09:57:46.664857, 3] ../source3/param/loadparm.c:3740(lp_load_ex) lp_load_ex: refreshing parameters [2016/04/26 09:57:46.664977, 3] ../source3/param/loadparm.c:545(init_globals) Initialising global parameters [2016/04/26 09:57:46.665097, 3] ../source3/param/loadparm.c:2669(lp_do_section) Processing section "[global]" [2016/04/26 09:57:46.665142, 2] ../source3/param/loadparm.c:2686(lp_do_section) Processing section "[share]" [2016/04/26 09:57:46.665261, 3] ../source3/param/loadparm.c:1586(lp_add_ipc) adding IPC service [2016/04/26 09:57:46.665320, 3] ../source3/auth/auth.c:178(auth_check_ntlm_password) check_ntlm_password: Checking password for unmapped user []\[GUEST]@[WILL] with the new password interface [2016/04/26 09:57:46.665348, 3] ../source3/auth/auth.c:181(auth_check_ntlm_password) check_ntlm_password: mapped user is: [GREVILLE]\[GUEST]@[WILL] [2016/04/26 09:57:46.665425, 3] ../source3/auth/check_samsec.c:400(check_sam_security) check_sam_security: Couldn't find user 'GUEST' in passdb. [2016/04/26 09:57:46.665452, 2] ../source3/auth/auth.c:315(auth_check_ntlm_password) check_ntlm_password: Authentication for user [GUEST] -> [GUEST] FAILED with error NT_STATUS_NO_SUCH_USER [2016/04/26 09:57:46.665499, 3] ../source3/auth/auth_util.c:1602(do_map_to_guest_server_info) No such user GUEST [] - using guest account [2016/04/26 09:57:46.665547, 1] ../auth/ntlmssp/ntlmssp_server.c:910(ntlmssp_server_postauth) ntlmssp_server_postauth: invalid NTLMSSP_MIC for user=[GUEST] domain=[] workstation=[WILL] [2016/04/26 09:57:46.665573, 1] ../lib/util/util.c:559(dump_data) [0000] 63 61 36 92 EB AE 6F BB C8 4C AA BE B5 37 16 1D ca6...o. .L...7.. [2016/04/26 09:57:46.665623, 1] ../lib/util/util.c:559(dump_data) [0000] 65 3D 05 9D 49 44 4D DB 8C 5A 45 89 9E 49 C4 8C e=..IDM. .ZE..I.. [2016/04/26 09:57:46.665665, 2] ../auth/gensec/spnego.c:708(gensec_spnego_server_negTokenTarg) SPNEGO login failed: NT_STATUS_INVALID_PARAMETER -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1572301 Title: Regression with 4.3.8 upgrade, Mac OS X machines can't connect To manage notifications about this bug go to: https://bugs.launchpad.net/samba/+bug/1572301/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
