The Samba 'panic action' script, /usr/local/bin/panic-action, was called for pid 21877 (/usr/sbin/smbd). Below is a backtrace for this process generated with gdb, which shows the state of the program at the time the error occured. If this problem is recurring, you should think about submitting a bugreport for Samba. [Thread debugging using libthread_db enabled] 0x00007ffbb75ad7ae in waitpid () from /lib64/libc.so.6 #0 0x00007ffbb75ad7ae in waitpid () from /lib64/libc.so.6 No symbol table info available. #1 0x00007ffbb753f8c9 in do_system () from /lib64/libc.so.6 No symbol table info available. #2 0x00007ffbbabc1873 in smb_panic (why=) at lib/util.c:1123 cmd = 0x7ffbbd00a3c0 "/usr/local/bin/panic-action 21877" result = __FUNCTION__ = "smb_panic" #3 0x00007ffbbabb22d4 in fault_report (sig=11) at lib/fault.c:53 counter = 1 #4 sig_fault (sig=11) at lib/fault.c:76 No locals. #5 No symbol table info available. #6 tcopy_passwd (mem_ctx=, from=0x1f0) at ../lib/util/util_pw.c:82 ret = 0x7ffbbcf0bfb0 #7 0x00007ffbbab5c732 in pdb_copy_sam_account (dst=0x7ffbbcff9e00, src=0x7ffbbcffac10) at passdb/passdb.c:2114 buf = 0x7ffbbcff9c50 "" len = #8 0x00007ffbbab60b35 in pdb_getsampwsid (sam_acct=0x7ffbbcff9e00, sid=0x7fffbd9364b0) at passdb/pdb_interface.c:414 cache_copy = pdb = 0x7ffbbceff190 rid = 7354 cache_data = ok = false __FUNCTION__ = "pdb_getsampwsid" #9 0x00007ffbbaa9729c in _samr_OpenUser (p=0x7ffbbcf30210, r=0x7ffbbd0099c0) at rpc_server/samr/srv_samr_nt.c:2204 sampass = 0x7ffbbcff9e00 sid = {sid_rev_num = 1 '\001', num_auths = 5 '\005', id_auth = "\000\000\000\000\000\005", sub_auths = {21, 3348813608, 2003740952, 1141461195, 7354, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}} dinfo = uinfo = psd = 0x7ffbbcffa560 acc_granted = des_access = 131355 extra_access = 0 sd_size = 168 ret = nt_status = {v = 3140722848} needed_priv_1 = needed_priv_2 = status = {v = 0} __FUNCTION__ = "_samr_OpenUser" #10 0x00007ffbbaaa70f7 in api_samr_OpenUser (p=0x7ffbbcf30210) at librpc/gen_ndr/srv_samr.c:2745 call = pull = 0x7ffbbd009a30 push = ndr_err = r = 0x7ffbbd0099c0 #11 0x00007ffbbaab44d6 in api_rpcTNP (p=0x7ffbbcf30210, pkt=0x7ffbbcffb280, api_rpc_cmds=0x7ffbbb33a0a0, n_cmds=) at rpc_server/srv_pipe.c:1647 fn_num = offset1 = 0 __FUNCTION__ = "api_rpcTNP" #12 0x00007ffbbaab574f in api_pipe_request (p=0x7ffbbcf30210) at rpc_server/srv_pipe.c:1580 frame = 0x7ffbbd009970 ret = false changed_user = false pipe_fns = 0x7ffbbcf10a80 #13 process_request_pdu (p=0x7ffbbcf30210) at rpc_server/srv_pipe.c:1837 ret = false status = #14 process_complete_pdu (p=0x7ffbbcf30210) at rpc_server/srv_pipe.c:1894 pkt = 0x7ffbbcffb280 status = reply = false __FUNCTION__ = "process_complete_pdu" #15 0x00007ffbbaab6ec8 in process_incoming_data (p=0x7ffbbcf30210, data=0x7ffbbd00dde0 "\034", n=) at rpc_server/srv_pipe_hnd.c:218 data_to_copy = 36 __FUNCTION__ = "process_incoming_data" #16 0x00007ffbbaab7361 in write_to_internal_pipe (mem_ctx=, ev=0x7ffbbcef4510, handle=, data=, len=52) at rpc_server/srv_pipe_hnd.c:244 data_used = data_left = 36 #17 np_write_send (mem_ctx=, ev=0x7ffbbcef4510, handle=, data=, len=52) at rpc_server/srv_pipe_hnd.c:538 p = 0x7ffbbcf30210 req = 0x7ffbbd00e270 state = 0x7ffbbd00e3d0 status = __FUNCTION__ = "np_write_send" #18 0x00007ffbba92fefe in smbd_smb2_ioctl_send (req=0x7ffbbd00dab0) at smbd/smb2_ioctl.c:375 state = 0x7ffbbd00e0f0 smbreq = 0x7ffbbd00e180 subreq = req = 0x7ffbbd00df90 #19 smbd_smb2_request_process_ioctl (req=0x7ffbbd00dab0) at smbd/smb2_ioctl.c:122 status = inbody = i = in_ctl_code = in_fsp = 0x7ffbbcff9900 in_input_length = 52 in_input_buffer = {data = 0x7ffbbd00ddd0 "\005", length = 52} in_max_output_length = subreq = 0x7ffbbd00df90 #20 0x00007ffbba923ce1 in smbd_smb2_request_dispatch (req=0x7ffbbd00dab0) at smbd/smb2_server.c:1625 inhdr = i = opcode = 11 flags = 0 status = session_status = {v = 0} allowed_flags = __FUNCTION__ = "smbd_smb2_request_dispatch" #21 0x00007ffbba92539d in smbd_smb2_request_incoming (subreq=0x0) at smbd/smb2_server.c:2657 sconn = 0x7ffbbcef45d0 status = req = __FUNCTION__ = "smbd_smb2_request_incoming" #22 0x00007ffbba922690 in smbd_smb2_request_read_done (subreq=0x7ffbbcfec1f0) at smbd/smb2_server.c:2500 req = 0x7ffbbcff7460 ret = sys_errno = 32763 status = #23 0x00007ffbba9c2172 in tstream_readv_pdu_queue_done (subreq=0x7ffbbcffb280) at ../lib/tsocket/tsocket_helpers.c:394 req = 0x7ffbbcfec1f0 state = 0x7ffbbcf155c0 ret = 176 sys_errno = #24 0x00007ffbba9c24f4 in tstream_readv_pdu_readv_done (subreq=0x7ffbbcffaf70) at ../lib/tsocket/tsocket_helpers.c:287 req = 0x7ffbbcffb280 state = 0x7ffbbcffd330 ret = sys_errno = #25 0x00007ffbba9c14c4 in tstream_readv_done (subreq=0x0) at ../lib/tsocket/tsocket.c:604 req = 0x7ffbbcffaf70 state = 0x7ffbbcffcf60 ret = 106 sys_errno = #26 0x00007ffbbabd252f in tevent_common_loop_immediate (ev=0x7ffbbcef4510) at ../lib/tevent/tevent_immediate.c:135 im = 0x7ffbbcf34000 handler = 0x7ffbbabd36d0 private_data = 0x7ffbbcffd3f0 #27 0x00007ffbbabd07bc in run_events_poll (ev=0x7ffbbcef4510, pollrtn=0, pfds=0x0, num_pfds=0) at lib/events.c:197 state = pollfd_idx = fde = now = {tv_sec = 140719183311040, tv_usec = 8192} __FUNCTION__ = "run_events_poll" #28 0x00007ffbba90e8e8 in smbd_server_connection_loop_once (sconn=0x7ffbbcef45d0) at smbd/process.c:995 timeout = 0 num_pfds = 2 ret = retry = #29 smbd_process (sconn=0x7ffbbcef45d0) at smbd/process.c:3159 status = frame = 0x7ffbbd009910 ss = {ss_family = 2, __ss_align = 0, __ss_padding = "\001\000\000\000\000\000\000\000\020\313\376\274\373\177\000\000;\246\371\272\373\177\000\000`\313\376\274\373\177\000\000\200\355\375\274\373\177\000\000\260\060\357\274\373\177\000\000\001\000\000\000\000\000\000\000\211\263\354\267\373\177\000\000`\313\376\274\373\177\000\000\001\000\000\000\000\000\000\000\063\000\000\000\000\000\000\000\325\n;\217\220\352k\250\200j\357\274\373\177\000\000)E\272\272\373\177\000"} sa = 0x7fffbd936cf0 sa_socklen = local_address = 0x7ffbbcfd2b40 remote_address = 0x7ffbbcfe65f0 remaddr = ret = __FUNCTION__ = "smbd_process" #30 0x00007ffbbae318ef in smbd_accept_connection (ev=, fde=, flags=, private_data=) at smbd/server.c:514 status = s = 0x0 addr = {ss_family = 2, __ss_align = 0, __ss_padding = "pǹ\272\373\177\000\000\260h\357\274\373\177\000\000\021\003\000\000\000\000\000\000p-\375\274\373\177\000\000\ad\372\272\373\177\000\000\300-\375\274\000\000\000\000\260\037\275\272\373\177\000\000\260\060\357\274\373\177\000\000`r\223\275\377\177\000\000P\230\376\274\373\177\000\000\260n\223\275\377\177\000\000\024\370\237\275\377\177\000\000\360n\223\275\377\177\000\000\000\000\000\000\000\000\000"} in_addrlen = 16 fd = pid = 0 unique_id = 12136051527479134933 __FUNCTION__ = "smbd_accept_connection" #31 0x00007ffbbabd0af7 in run_events_poll (ev=0x7ffbbcef4510, pollrtn=, pfds=0x7ffbbcef6a80, num_pfds=3) at lib/events.c:286 pfd = flags = state = pollfd_idx = 0x7ffbbcff9b70 fde = 0x7ffbbcfedf70 now = {tv_sec = 1384481643, tv_usec = 222051} __FUNCTION__ = "run_events_poll" #32 0x00007ffbbabd0faf in s3_event_loop_once (ev=0x7ffbbcef4510, location=) at lib/events.c:349 state = 0x7ffbbcef5810 timeout = 2147483647 num_pfds = 3 ret = 1 #33 0x00007ffbbabd1330 in _tevent_loop_once (ev=0x7ffbbcef4510, location=0x7ffbbb03c969 "smbd/server.c:820") at ../lib/tevent/tevent.c:494 ret = nesting_stack_ptr = 0x0 #34 0x00007ffbbae32beb in smbd_parent_loop (argc=, argv=0x7ffbbcff2590) at smbd/server.c:820 ret = frame = 0x7ffbbcf2cdf0 #35 main (argc=, argv=0x7ffbbcff2590) at smbd/server.c:1304 is_daemon = interactive = Fork = no_process_group = log_stdout = ports = 0x0 profile_level = 0x0 opt = pc = print_build_options = 176 long_options = {{longName = 0x0, shortName = 0 '\000', argInfo = 4, arg = 0x7ffbb82db420, val = 0, descrip = 0x7ffbbb03c613 "Help options:", argDescrip = 0x0}, {longName = 0x7ffbbaf92686 "daemon", shortName = 68 'D', argInfo = 0, arg = 0x0, val = 1000, descrip = 0x7ffbbb03c621 "Become a daemon (default)", argDescrip = 0x0}, {longName = 0x7ffbbb03c63b "interactive", shortName = 105 'i', argInfo = 0, arg = 0x0, val = 1001, descrip = 0x7ffbbb03cd50 "Run interactive (not a daemon)", argDescrip = 0x0}, {longName = 0x7ffbbb03c647 "foreground", shortName = 70 'F', argInfo = 0, arg = 0x0, val = 1002, descrip = 0x7ffbbb03cd70 "Run daemon in foreground (for daemontools, etc.)", argDescrip = 0x0}, {longName = 0x7ffbbb03c652 "no-process-group", shortName = 0 '\000', argInfo = 0, arg = 0x0, val = 1003, descrip = 0x7ffbbb03cda8 "Don't create a new process group", argDescrip = 0x0}, {longName = 0x7ffbbb03c663 "log-stdout", shortName = 83 'S', argInfo = 0, arg = 0x0, val = 1004, descrip = 0x7ffbbb03c66e "Log to stdout", argDescrip = 0x0}, {longName = 0x7ffbbb03c67c "build-options", shortName = 98 'b', argInfo = 0, arg = 0x0, val = 98, descrip = 0x7ffbbb03c68a "Print build options", argDescrip = 0x0}, {longName = 0x7ffbbaec6189 "port", shortName = 112 'p', argInfo = 1, arg = 0x7fffbd937288, val = 0, descrip = 0x7ffbbb03c69e "Listen on the specified ports", argDescrip = 0x0}, {longName = 0x7ffbbb03c6bc "profiling-level", shortName = 80 'P', argInfo = 1, arg = 0x7fffbd937280, val = 0, descrip = 0x7ffbbb03c6cc "Set profiling level", argDescrip = 0x7ffbbb03c6e0 "PROFILE_LEVEL"}, {longName = 0x0, shortName = 0 '\000', argInfo = 4, arg = 0x7ffbbb33b480, val = 0, descrip = 0x7ffbbb03c6ee "Common samba options:", argDescrip = 0x0}, {longName = 0x0, shortName = 0 '\000', argInfo = 4, arg = 0x7ffbbb31e300, val = 0, descrip = 0x7ffbbb03cdd0 "Build-time configuration overrides:", argDescrip = 0x0}, {longName = 0x0, shortName = 0 '\000', argInfo = 0, arg = 0x0, val = 0, descrip = 0x0, argDescrip = 0x0}} parent = 0x7ffbbcff2590 frame = status = __FUNCTION__ = "main" A debugging session is active. Inferior 1 [process 21877] will be detached. Quit anyway? (y or n) [answered Y; input not from terminal]