The Samba-Bugzilla – Attachment 14120 Details for
Bug 13376
Crash in fill_mem_keytab_from_secrets: null pointer deref
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log with debug 5
log.127.0.0.1 (text/plain), 14.34 KB, created by
Andreas Hasenack
on 2018-04-10 15:01:20 UTC
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Description:
log with debug 5
Filename:
MIME Type:
Creator:
Andreas Hasenack
Created:
2018-04-10 15:01:20 UTC
Size:
14.34 KB
patch
obsolete
>[2018/04/10 14:59:43.085583, 3] ../source3/smbd/oplock.c:1340(init_oplocks) > init_oplocks: initializing messages. >[2018/04/10 14:59:43.085705, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 774 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085722, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 778 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085737, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 770 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085755, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 787 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085770, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 779 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085784, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 15 - private_data=(nil) >[2018/04/10 14:59:43.085801, 5] ../source3/lib/messages.c:465(messaging_register) > Overriding messaging pointer for type 15 - private_data=(nil) >[2018/04/10 14:59:43.085817, 5] ../source3/lib/messages.c:497(messaging_deregister) > Deregistering messaging pointer for type 16 - private_data=(nil) >[2018/04/10 14:59:43.085832, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 16 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085846, 5] ../source3/lib/messages.c:497(messaging_deregister) > Deregistering messaging pointer for type 33 - private_data=0x5633f36d6b10 >[2018/04/10 14:59:43.085863, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 33 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085877, 5] ../source3/lib/messages.c:497(messaging_deregister) > Deregistering messaging pointer for type 790 - private_data=(nil) >[2018/04/10 14:59:43.085892, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 790 - private_data=0x5633f3706230 >[2018/04/10 14:59:43.085909, 5] ../source3/lib/messages.c:497(messaging_deregister) > Deregistering messaging pointer for type 791 - private_data=(nil) >[2018/04/10 14:59:43.085924, 5] ../source3/lib/messages.c:497(messaging_deregister) > Deregistering messaging pointer for type 1 - private_data=(nil) >[2018/04/10 14:59:43.085938, 5] ../source3/lib/messages.c:450(messaging_register) > Registering messaging pointer for type 1 - private_data=(nil) >[2018/04/10 14:59:43.085973, 3] ../source3/smbd/process.c:1959(process_smb) > Transaction 0 of length 216 (0 toread) >[2018/04/10 14:59:43.086085, 5] ../source3/lib/util.c:184(show_msg) >[2018/04/10 14:59:43.086098, 5] ../source3/lib/util.c:194(show_msg) > size=212 > smb_com=0x72 > smb_rcls=0 > smb_reh=0 > smb_err=0 > smb_flg=24 > smb_flg2=51267 > smb_tid=0 > smb_pid=65534 > smb_uid=0 > smb_mid=0 > smt_wct=0 > smb_bcc=177 >[2018/04/10 14:59:43.086174, 3] ../source3/smbd/process.c:1539(switch_message) > switch message SMBnegprot (pid 11551) conn 0x0 >[2018/04/10 14:59:43.086202, 4] ../source3/smbd/sec_ctx.c:320(set_sec_ctx_internal) > setting sec ctx (0, 0) - sec_ctx_stack_ndx = 0 >[2018/04/10 14:59:43.086319, 5] ../libcli/security/security_token.c:53(security_token_debug) > Security token: (NULL) >[2018/04/10 14:59:43.086338, 5] ../source3/auth/token_util.c:651(debug_unix_user_token) > UNIX token of user 0 > Primary group is 0 and contains 0 supplementary groups >[2018/04/10 14:59:43.086371, 5] ../source3/smbd/uid.c:425(smbd_change_to_root_user) > change_to_root_user: now uid=(0,0) gid=(0,0) >[2018/04/10 14:59:43.086935, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [PC NETWORK PROGRAM 1.0] >[2018/04/10 14:59:43.086956, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [MICROSOFT NETWORKS 1.03] >[2018/04/10 14:59:43.086970, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [MICROSOFT NETWORKS 3.0] >[2018/04/10 14:59:43.086983, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [LANMAN1.0] >[2018/04/10 14:59:43.087017, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [LM1.2X002] >[2018/04/10 14:59:43.087033, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [DOS LANMAN2.1] >[2018/04/10 14:59:43.087046, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [LANMAN2.1] >[2018/04/10 14:59:43.087059, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [Samba] >[2018/04/10 14:59:43.087077, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [NT LANMAN 1.0] >[2018/04/10 14:59:43.087091, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [NT LM 0.12] >[2018/04/10 14:59:43.087103, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [SMB 2.002] >[2018/04/10 14:59:43.087117, 3] ../source3/smbd/negprot.c:612(reply_negprot) > Requested protocol [SMB 2.???] >[2018/04/10 14:59:43.087144, 5] ../lib/dbwrap/dbwrap.c:160(dbwrap_check_lock_order) > check lock order 2 for /var/run/samba/serverid.tdb >[2018/04/10 14:59:43.087166, 5] ../lib/dbwrap/dbwrap.c:128(dbwrap_lock_order_state_destructor) > release lock order 2 for /var/run/samba/serverid.tdb >[2018/04/10 14:59:43.087202, 4] ../source3/smbd/sec_ctx.c:320(set_sec_ctx_internal) > setting sec ctx (0, 0) - sec_ctx_stack_ndx = 0 >[2018/04/10 14:59:43.087219, 5] ../libcli/security/security_token.c:53(security_token_debug) > Security token: (NULL) >[2018/04/10 14:59:43.087232, 5] ../source3/auth/token_util.c:651(debug_unix_user_token) > UNIX token of user 0 > Primary group is 0 and contains 0 supplementary groups >[2018/04/10 14:59:43.087258, 5] ../source3/smbd/uid.c:425(smbd_change_to_root_user) > change_to_root_user: now uid=(0,0) gid=(0,0) >[2018/04/10 14:59:43.087285, 3] ../source3/smbd/smb2_negprot.c:290(smbd_smb2_request_process_negprot) > Selected protocol SMB2_FF >[2018/04/10 14:59:43.087302, 5] ../source3/auth/auth.c:537(make_auth3_context_for_ntlm) > Making default auth method list for server role = 'standalone server', encrypt passwords = yes >[2018/04/10 14:59:43.087414, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend trustdomain >[2018/04/10 14:59:43.087431, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'trustdomain' >[2018/04/10 14:59:43.087445, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend ntdomain >[2018/04/10 14:59:43.087458, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'ntdomain' >[2018/04/10 14:59:43.087474, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend guest >[2018/04/10 14:59:43.087489, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'guest' >[2018/04/10 14:59:43.087502, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend sam >[2018/04/10 14:59:43.087515, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'sam' >[2018/04/10 14:59:43.087531, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend sam_ignoredomain >[2018/04/10 14:59:43.087544, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'sam_ignoredomain' >[2018/04/10 14:59:43.087557, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend sam_netlogon3 >[2018/04/10 14:59:43.087570, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'sam_netlogon3' >[2018/04/10 14:59:43.087586, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend winbind >[2018/04/10 14:59:43.087599, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'winbind' >[2018/04/10 14:59:43.087611, 5] ../source3/auth/auth.c:48(smb_register_auth) > Attempting to register auth backend unix >[2018/04/10 14:59:43.087624, 5] ../source3/auth/auth.c:60(smb_register_auth) > Successfully added auth method 'unix' >[2018/04/10 14:59:43.087640, 5] ../source3/auth/auth.c:400(load_auth_module) > load_auth_module: Attempting to find an auth method to match guest >[2018/04/10 14:59:43.087654, 5] ../source3/auth/auth.c:425(load_auth_module) > load_auth_module: auth method guest has a valid init >[2018/04/10 14:59:43.087667, 5] ../source3/auth/auth.c:400(load_auth_module) > load_auth_module: Attempting to find an auth method to match sam_ignoredomain >[2018/04/10 14:59:43.087681, 5] ../source3/auth/auth.c:425(load_auth_module) > load_auth_module: auth method sam_ignoredomain has a valid init >[2018/04/10 14:59:43.089404, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'gssapi_spnego' registered >[2018/04/10 14:59:43.089449, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'gssapi_krb5' registered >[2018/04/10 14:59:43.089464, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'gssapi_krb5_sasl' registered >[2018/04/10 14:59:43.089478, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'spnego' registered >[2018/04/10 14:59:43.089500, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'schannel' registered >[2018/04/10 14:59:43.089514, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'naclrpc_as_system' registered >[2018/04/10 14:59:43.089528, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'sasl-EXTERNAL' registered >[2018/04/10 14:59:43.089542, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'ntlmssp' registered >[2018/04/10 14:59:43.089559, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'ntlmssp_resume_ccache' registered >[2018/04/10 14:59:43.089573, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'http_basic' registered >[2018/04/10 14:59:43.089587, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'http_ntlm' registered >[2018/04/10 14:59:43.089600, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'krb5' registered >[2018/04/10 14:59:43.089618, 3] ../auth/gensec/gensec_start.c:977(gensec_register) > GENSEC backend 'fake_gssapi_krb5' registered >[2018/04/10 14:59:43.089666, 5] ../auth/gensec/gensec_start.c:739(gensec_start_mech) > Starting GENSEC mechanism spnego >[2018/04/10 14:59:43.089881, 5] ../auth/gensec/gensec_start.c:739(gensec_start_mech) > Starting GENSEC submechanism gse_krb5 >[2018/04/10 14:59:43.090083, 0] ../lib/util/fault.c:78(fault_report) > =============================================================== >[2018/04/10 14:59:43.090111, 0] ../lib/util/fault.c:79(fault_report) > INTERNAL ERROR: Signal 11 in pid 11551 (4.7.6-Ubuntu) > Please read the Trouble-Shooting section of the Samba HOWTO >[2018/04/10 14:59:43.090131, 0] ../lib/util/fault.c:81(fault_report) > =============================================================== >[2018/04/10 14:59:43.090145, 0] ../source3/lib/util.c:815(smb_panic_s3) > PANIC (pid 11551): internal error >[2018/04/10 14:59:43.090692, 0] ../source3/lib/util.c:926(log_stack_trace) > BACKTRACE: 35 stack frames: > #0 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(log_stack_trace+0x1f) [0x7f5518e9f9cf] > #1 /usr/lib/x86_64-linux-gnu/libsmbconf.so.0(smb_panic_s3+0x20) [0x7f5518e9faa0] > #2 /usr/lib/x86_64-linux-gnu/libsamba-util.so.0(smb_panic+0x2f) [0x7f551af885af] > #3 /usr/lib/x86_64-linux-gnu/libsamba-util.so.0(+0x197c6) [0x7f551af887c6] > #4 /lib/x86_64-linux-gnu/libpthread.so.0(+0x12890) [0x7f551b3f9890] > #5 /usr/lib/x86_64-linux-gnu/samba/libgse.so.0(+0x8070) [0x7f55132a7070] > #6 /usr/lib/x86_64-linux-gnu/samba/libgse.so.0(gse_krb5_get_server_keytab+0x95) [0x7f55132a7ac5] > #7 /usr/lib/x86_64-linux-gnu/samba/libgse.so.0(+0xac89) [0x7f55132a9c89] > #8 /usr/lib/x86_64-linux-gnu/samba/libgensec.so.0(+0x187a5) [0x7f551308d7a5] > #9 /usr/lib/x86_64-linux-gnu/samba/libgensec.so.0(+0xa2a7) [0x7f551307f2a7] > #10 /usr/lib/x86_64-linux-gnu/samba/libgensec.so.0(+0xb7fe) [0x7f55130807fe] > #11 /usr/lib/x86_64-linux-gnu/samba/libgensec.so.0(gensec_update_ev+0x64) [0x7f551308cfa4] > #12 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(negprot_spnego+0xa8) [0x7f551ab584f8] > #13 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(smbd_smb2_request_process_negprot+0x3e1) [0x7f551abc49e1] > #14 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(smbd_smb2_request_dispatch+0xcae) [0x7f551abc235e] > #15 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(smbd_smb2_process_negprot+0x358) [0x7f551abc4168] > #16 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(reply_negprot+0x4e3) [0x7f551ab591f3] > #17 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(+0x1814ca) [0x7f551abae4ca] > #18 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(+0x183aee) [0x7f551abb0aee] > #19 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(+0x1849fc) [0x7f551abb19fc] > #20 /usr/lib/x86_64-linux-gnu/libtevent.so.0(+0x9ed0) [0x7f5517ad1ed0] > #21 /usr/lib/x86_64-linux-gnu/libtevent.so.0(+0x8357) [0x7f5517ad0357] > #22 /usr/lib/x86_64-linux-gnu/libtevent.so.0(_tevent_loop_once+0x9d) [0x7f5517acc7cd] > #23 /usr/lib/x86_64-linux-gnu/libtevent.so.0(tevent_common_loop_wait+0x1b) [0x7f5517acc9eb] > #24 /usr/lib/x86_64-linux-gnu/libtevent.so.0(+0x82f7) [0x7f5517ad02f7] > #25 /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0(smbd_process+0x718) [0x7f551abb2d78] > #26 /usr/sbin/smbd(+0xcfcc) [0x5633f1c55fcc] > #27 /usr/lib/x86_64-linux-gnu/libtevent.so.0(+0x9ed0) [0x7f5517ad1ed0] > #28 /usr/lib/x86_64-linux-gnu/libtevent.so.0(+0x8357) [0x7f5517ad0357] > #29 /usr/lib/x86_64-linux-gnu/libtevent.so.0(_tevent_loop_once+0x9d) [0x7f5517acc7cd] > #30 /usr/lib/x86_64-linux-gnu/libtevent.so.0(tevent_common_loop_wait+0x1b) [0x7f5517acc9eb] > #31 /usr/lib/x86_64-linux-gnu/libtevent.so.0(+0x82f7) [0x7f5517ad02f7] > #32 /usr/sbin/smbd(main+0x1d0a) [0x5633f1c5134a] > #33 /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xe7) [0x7f55176f8b97] > #34 /usr/sbin/smbd(_start+0x2a) [0x5633f1c5145a] >[2018/04/10 14:59:43.090925, 0] ../source3/lib/util.c:827(smb_panic_s3) > smb_panic(): calling panic action [/usr/share/samba/panic-action 11551] >[2018/04/10 14:59:43.092706, 0] ../source3/lib/util.c:835(smb_panic_s3) > smb_panic(): action returned status 0 >[2018/04/10 14:59:43.092752, 0] ../source3/lib/dumpcore.c:318(dump_core) > coredump is handled by helper binary specified at /proc/sys/kernel/core_pattern
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