Hi, OK, this was easier to trigger than I thought. Completely clean install of 3.0.x HEAD, default config. Debian wheezy 7.4, gcc 4.7.2. # cd raddb/ # ln -s ../mods-available/mac2ip mods-enabled/mac2ip # mkdir mods-config/passwd # echo "01:02:03:04:05:06,10.0.0.100" >> mods-config/passwd/mac2ip # /opt/fr3/sbin/radiusd -X radiusd: FreeRADIUS Version 3.0.2 (git #6cebeea), for host x86_64-unknown-linux-gnu, built on Mar 10 2014 at 21:18:23 Copyright (C) 1999-2014 The FreeRADIUS server project and contributors There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE You may redistribute copies of FreeRADIUS under the terms of the GNU General Public License For more information about these matters, see the file named COPYRIGHT Starting - reading configuration files ... including dictionary file /opt/fr3/share/freeradius/dictionary including dictionary file /opt/fr3/etc/raddb/dictionary including configuration file /opt/fr3/etc/raddb/radiusd.conf including configuration file /opt/fr3/etc/raddb/proxy.conf including configuration file /opt/fr3/etc/raddb/clients.conf including files in directory /opt/fr3/etc/raddb/mods-enabled/ including configuration file /opt/fr3/etc/raddb/mods-enabled/unix including configuration file /opt/fr3/etc/raddb/mods-enabled/echo including configuration file /opt/fr3/etc/raddb/mods-enabled/dhcp including configuration file /opt/fr3/etc/raddb/mods-enabled/cache_eap including configuration file /opt/fr3/etc/raddb/mods-enabled/dynamic_clients including configuration file /opt/fr3/etc/raddb/mods-enabled/ntlm_auth including configuration file /opt/fr3/etc/raddb/mods-enabled/always including configuration file /opt/fr3/etc/raddb/mods-enabled/soh including configuration file /opt/fr3/etc/raddb/mods-enabled/logintime including configuration file /opt/fr3/etc/raddb/mods-enabled/replicate including configuration file /opt/fr3/etc/raddb/mods-enabled/radutmp including configuration file /opt/fr3/etc/raddb/mods-enabled/attr_filter including configuration file /opt/fr3/etc/raddb/mods-enabled/pap including configuration file /opt/fr3/etc/raddb/mods-enabled/passwd including configuration file /opt/fr3/etc/raddb/mods-enabled/mac2ip including configuration file /opt/fr3/etc/raddb/mods-enabled/utf8 including configuration file /opt/fr3/etc/raddb/mods-enabled/expiration including configuration file /opt/fr3/etc/raddb/mods-enabled/expr including configuration file /opt/fr3/etc/raddb/mods-enabled/realm including configuration file /opt/fr3/etc/raddb/mods-enabled/eap including configuration file /opt/fr3/etc/raddb/mods-enabled/linelog including configuration file /opt/fr3/etc/raddb/mods-enabled/preprocess including configuration file /opt/fr3/etc/raddb/mods-enabled/digest including configuration file /opt/fr3/etc/raddb/mods-enabled/detail including configuration file /opt/fr3/etc/raddb/mods-enabled/files including configuration file /opt/fr3/etc/raddb/mods-enabled/exec including configuration file /opt/fr3/etc/raddb/mods-enabled/sradutmp including configuration file /opt/fr3/etc/raddb/mods-enabled/detail.log including configuration file /opt/fr3/etc/raddb/mods-enabled/chap including configuration file /opt/fr3/etc/raddb/mods-enabled/mschap including files in directory /opt/fr3/etc/raddb/policy.d/ including configuration file /opt/fr3/etc/raddb/policy.d/operator-name including configuration file /opt/fr3/etc/raddb/policy.d/canonicalization including configuration file /opt/fr3/etc/raddb/policy.d/dhcp including configuration file /opt/fr3/etc/raddb/policy.d/cui including configuration file /opt/fr3/etc/raddb/policy.d/filter including configuration file /opt/fr3/etc/raddb/policy.d/eap including configuration file /opt/fr3/etc/raddb/policy.d/control including configuration file /opt/fr3/etc/raddb/policy.d/accounting including files in directory /opt/fr3/etc/raddb/sites-enabled/ including configuration file /opt/fr3/etc/raddb/sites-enabled/default including configuration file /opt/fr3/etc/raddb/sites-enabled/inner-tunnel main { security { allow_core_dumps = no } } main { name = "radiusd" prefix = "/opt/fr3" localstatedir = "/opt/fr3/var" sbindir = "/opt/fr3/sbin" logdir = "/opt/fr3/var/log/radius" run_dir = "/opt/fr3/var/run/radiusd" libdir = "/opt/fr3/lib" radacctdir = "/opt/fr3/var/log/radius/radacct" hostname_lookups = no max_request_time = 30 cleanup_delay = 5 max_requests = 1024 pidfile = "/opt/fr3/var/run/radiusd/radiusd.pid" checkrad = "/opt/fr3/sbin/checkrad" debug_level = 0 proxy_requests = yes log { stripped_names = no auth = no auth_badpass = no auth_goodpass = no colourise = yes } security { max_attributes = 200 reject_delay = 1 status_server = yes } } radiusd: #### Loading Realms and Home Servers #### proxy server { retry_delay = 5 retry_count = 3 default_fallback = no dead_time = 120 wake_all_if_all_dead = no } home_server localhost { ipaddr = 127.0.0.1 port = 1812 type = "auth" secret = <<< secret >>> response_window = 20 max_outstanding = 65536 zombie_period = 40 status_check = "status-server" ping_interval = 30 check_interval = 30 num_answers_to_alive = 3 revive_interval = 120 status_check_timeout = 4 coa { irt = 2 mrt = 16 mrc = 5 mrd = 30 } limit { max_connections = 16 max_requests = 0 lifetime = 0 idle_timeout = 0 } } home_server_pool my_auth_failover { type = fail-over home_server = localhost } realm example.com { auth_pool = my_auth_failover } realm LOCAL { } radiusd: #### Loading Clients #### client localhost { ipaddr = 127.0.0.1 require_message_authenticator = no secret = <<< secret >>> nas_type = "other" proto = "*" limit { max_connections = 16 lifetime = 0 idle_timeout = 30 } } radiusd: #### Instantiating modules #### instantiate { } modules { # Loaded module rlm_unix # Instantiating module "unix" from file /opt/fr3/etc/raddb/mods-enabled/unix unix { radwtmp = "/opt/fr3/var/log/radius/radwtmp" } # Loaded module rlm_exec # Instantiating module "echo" from file /opt/fr3/etc/raddb/mods-enabled/echo exec echo { wait = yes program = "/bin/echo %{User-Name}" input_pairs = "request" output_pairs = "reply" shell_escape = yes } # Loaded module rlm_dhcp # Instantiating module "dhcp" from file /opt/fr3/etc/raddb/mods-enabled/dhcp # Loaded module rlm_cache # Instantiating module "cache_eap" from file /opt/fr3/etc/raddb/mods-enabled/cache_eap cache cache_eap { key = "%{%{control:State}:-%{%{reply:State}:-%{State}}}" ttl = 15 max_entries = 16384 epoch = 0 add_stats = no } # Loaded module rlm_dynamic_clients # Instantiating module "dynamic_clients" from file /opt/fr3/etc/raddb/mods-enabled/dynamic_clients # Instantiating module "ntlm_auth" from file /opt/fr3/etc/raddb/mods-enabled/ntlm_auth exec ntlm_auth { wait = yes program = "/path/to/ntlm_auth --request-nt-key --domain=MYDOMAIN --username=%{mschap:User-Name} --password=%{User-Password}" shell_escape = yes } # Loaded module rlm_always # Instantiating module "reject" from file /opt/fr3/etc/raddb/mods-enabled/always always reject { rcode = "reject" simulcount = 0 mpp = no } # Instantiating module "fail" from file /opt/fr3/etc/raddb/mods-enabled/always always fail { rcode = "fail" simulcount = 0 mpp = no } # Instantiating module "ok" from file /opt/fr3/etc/raddb/mods-enabled/always always ok { rcode = "ok" simulcount = 0 mpp = no } # Instantiating module "handled" from file /opt/fr3/etc/raddb/mods-enabled/always always handled { rcode = "handled" simulcount = 0 mpp = no } # Instantiating module "invalid" from file /opt/fr3/etc/raddb/mods-enabled/always always invalid { rcode = "invalid" simulcount = 0 mpp = no } # Instantiating module "userlock" from file /opt/fr3/etc/raddb/mods-enabled/always always userlock { rcode = "userlock" simulcount = 0 mpp = no } # Instantiating module "notfound" from file /opt/fr3/etc/raddb/mods-enabled/always always notfound { rcode = "notfound" simulcount = 0 mpp = no } # Instantiating module "noop" from file /opt/fr3/etc/raddb/mods-enabled/always always noop { rcode = "noop" simulcount = 0 mpp = no } # Instantiating module "updated" from file /opt/fr3/etc/raddb/mods-enabled/always always updated { rcode = "updated" simulcount = 0 mpp = no } # Loaded module rlm_soh # Instantiating module "soh" from file /opt/fr3/etc/raddb/mods-enabled/soh soh { dhcp = yes } # Loaded module rlm_logintime # Instantiating module "logintime" from file /opt/fr3/etc/raddb/mods-enabled/logintime logintime { minimum_timeout = 60 } # Loaded module rlm_replicate # Instantiating module "replicate" from file /opt/fr3/etc/raddb/mods-enabled/replicate # Loaded module rlm_radutmp # Instantiating module "radutmp" from file /opt/fr3/etc/raddb/mods-enabled/radutmp radutmp { filename = "/opt/fr3/var/log/radius/radutmp" username = "%{User-Name}" case_sensitive = yes check_with_nas = yes permissions = 384 caller_id = yes } # Loaded module rlm_attr_filter # Instantiating module "attr_filter.post-proxy" from file /opt/fr3/etc/raddb/mods-enabled/attr_filter attr_filter attr_filter.post-proxy { filename = "/opt/fr3/etc/raddb/mods-config/attr_filter/post-proxy" key = "%{Realm}" relaxed = no } reading pairlist file /opt/fr3/etc/raddb/mods-config/attr_filter/post-proxy # Instantiating module "attr_filter.pre-proxy" from file /opt/fr3/etc/raddb/mods-enabled/attr_filter attr_filter attr_filter.pre-proxy { filename = "/opt/fr3/etc/raddb/mods-config/attr_filter/pre-proxy" key = "%{Realm}" relaxed = no } reading pairlist file /opt/fr3/etc/raddb/mods-config/attr_filter/pre-proxy # Instantiating module "attr_filter.access_reject" from file /opt/fr3/etc/raddb/mods-enabled/attr_filter attr_filter attr_filter.access_reject { filename = "/opt/fr3/etc/raddb/mods-config/attr_filter/access_reject" key = "%{User-Name}" relaxed = no } reading pairlist file /opt/fr3/etc/raddb/mods-config/attr_filter/access_reject # Instantiating module "attr_filter.access_challenge" from file /opt/fr3/etc/raddb/mods-enabled/attr_filter attr_filter attr_filter.access_challenge { filename = "/opt/fr3/etc/raddb/mods-config/attr_filter/access_challenge" key = "%{User-Name}" relaxed = no } reading pairlist file /opt/fr3/etc/raddb/mods-config/attr_filter/access_challenge # Instantiating module "attr_filter.accounting_response" from file /opt/fr3/etc/raddb/mods-enabled/attr_filter attr_filter attr_filter.accounting_response { filename = "/opt/fr3/etc/raddb/mods-config/attr_filter/accounting_response" key = "%{User-Name}" relaxed = no } reading pairlist file /opt/fr3/etc/raddb/mods-config/attr_filter/accounting_response # Loaded module rlm_pap # Instantiating module "pap" from file /opt/fr3/etc/raddb/mods-enabled/pap pap { auto_header = no normalise = yes } # Loaded module rlm_passwd # Instantiating module "etc_passwd" from file /opt/fr3/etc/raddb/mods-enabled/passwd passwd etc_passwd { filename = "/etc/passwd" format = "*User-Name:Crypt-Password:" delimiter = ":" ignore_nislike = no ignore_empty = yes allow_multiple_keys = no hash_size = 100 } rlm_passwd: nfields: 3 keyfield 0(User-Name) listable: no # Instantiating module "mac2ip" from file /opt/fr3/etc/raddb/mods-enabled/mac2ip passwd mac2ip { filename = "/opt/fr3/etc/raddb/mods-config/passwd/mac2ip" format = "*DHCP-Client-Hardware-Address:=DHCP-Your-IP-Address" delimiter = "," ignore_nislike = yes ignore_empty = yes allow_multiple_keys = no hash_size = 100 } rlm_passwd: unable to resolve attribute: DHCP-Client-Hardware-Address /opt/fr3/etc/raddb/mods-enabled/mac2ip[21]: Instantiation failed for module "mac2ip" *** glibc detected *** /opt/fr3/sbin/radiusd: double free or corruption (fasttop): 0x0000000000af9990 *** ======= Backtrace: ========= /lib/x86_64-linux-gnu/libc.so.6(+0x76d76)[0x7f88061cdd76] /lib/x86_64-linux-gnu/libc.so.6(cfree+0x6c)[0x7f88061d2b1c] /opt/fr3/lib/rlm_passwd.so(+0x1448)[0x7f88042e9448] /opt/fr3/lib/rlm_passwd.so(+0x2428)[0x7f88042ea428] /usr/lib/x86_64-linux-gnu/libtalloc.so.2(+0x72d9)[0x7f880780c2d9] /usr/lib/x86_64-linux-gnu/libtalloc.so.2(_talloc_free+0x113)[0x7f88078088b3] /opt/fr3/sbin/radiusd(find_module_instance+0x38c)[0x421050] /opt/fr3/sbin/radiusd(setup_modules+0x49f)[0x4231bd] /opt/fr3/sbin/radiusd(read_mainconfig+0x90d)[0x41fd34] /opt/fr3/sbin/radiusd(main+0x64c)[0x428a07] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd)[0x7f8806175ead] /opt/fr3/sbin/radiusd[0x40d699] ======= Memory map: ======== 00400000-00464000 r-xp 00000000 fd:00 132243 /opt/fr3/sbin/radiusd 00664000-0066a000 rw-p 00064000 fd:00 132243 /opt/fr3/sbin/radiusd 0066a000-0066b000 rw-p 00000000 00:00 0 008ec000-00afd000 rw-p 00000000 00:00 0 [heap] 7f8800000000-7f8800021000 rw-p 00000000 00:00 0 7f8800021000-7f8804000000 ---p 00000000 00:00 0 7f88040d2000-7f88040e7000 r-xp 00000000 fd:00 131627 /lib/x86_64-linux-gnu/libgcc_s.so.1 7f88040e7000-7f88042e7000 ---p 00015000 fd:00 131627 /lib/x86_64-linux-gnu/libgcc_s.so.1 7f88042e7000-7f88042e8000 rw-p 00015000 fd:00 131627 /lib/x86_64-linux-gnu/libgcc_s.so.1 7f88042e8000-7f88042ec000 r-xp 00000000 fd:00 131778 /opt/fr3/lib/rlm_passwd.so 7f88042ec000-7f88044eb000 ---p 00004000 fd:00 131778 /opt/fr3/lib/rlm_passwd.so 7f88044eb000-7f88044ec000 rw-p 00003000 fd:00 131778 /opt/fr3/lib/rlm_passwd.so 7f88044ec000-7f88044f1000 r-xp 00000000 fd:00 131774 /opt/fr3/lib/rlm_pap.so 7f88044f1000-7f88046f1000 ---p 00005000 fd:00 131774 /opt/fr3/lib/rlm_pap.so 7f88046f1000-7f88046f2000 rw-p 00005000 fd:00 131774 /opt/fr3/lib/rlm_pap.so 7f88046f2000-7f88046f4000 r-xp 00000000 fd:00 131657 /opt/fr3/lib/rlm_attr_filter.so 7f88046f4000-7f88048f4000 ---p 00002000 fd:00 131657 /opt/fr3/lib/rlm_attr_filter.so 7f88048f4000-7f88048f5000 rw-p 00002000 fd:00 131657 /opt/fr3/lib/rlm_attr_filter.so 7f88048f5000-7f88048f9000 r-xp 00000000 fd:00 131803 /opt/fr3/lib/rlm_radutmp.so 7f88048f9000-7f8804af8000 ---p 00004000 fd:00 131803 /opt/fr3/lib/rlm_radutmp.so 7f8804af8000-7f8804af9000 rw-p 00003000 fd:00 131803 /opt/fr3/lib/rlm_radutmp.so 7f8804af9000-7f8804afb000 r-xp 00000000 fd:00 131811 /opt/fr3/lib/rlm_replicate.so 7f8804afb000-7f8804cfb000 ---p 00002000 fd:00 131811 /opt/fr3/lib/rlm_replicate.so 7f8804cfb000-7f8804cfc000 rw-p 00002000 fd:00 131811 /opt/fr3/lib/rlm_replicate.so 7f8804cfc000-7f8804cff000 r-xp 00000000 fd:00 131757 /opt/fr3/lib/rlm_logintime.so 7f8804cff000-7f8804efe000 ---p 00003000 fd:00 131757 /opt/fr3/lib/rlm_logintime.so 7f8804efe000-7f8804eff000 rw-p 00002000 fd:00 131757 /opt/fr3/lib/rlm_logintime.so 7f8804eff000-7f8804f01000 r-xp 00000000 fd:00 131976 /opt/fr3/lib/rlm_soh.so 7f8804f01000-7f8805100000 ---p 00002000 fd:00 131976 /opt/fr3/lib/rlm_soh.so 7f8805100000-7f8805101000 rw-p 00001000 fd:00 131976 /opt/fr3/lib/rlm_soh.so 7f8805101000-7f8805103000 r-xp 00000000 fd:00 131654 /opt/fr3/lib/rlm_always.so 7f8805103000-7f8805302000 ---p 00002000 fd:00 131654 /opt/fr3/lib/rlm_always.so 7f8805302000-7f8805303000 rw-p 00001000 fd:00 131654 /opt/fr3/lib/rlm_always.so 7f8805303000-7f8805305000 r-xp 00000000 fd:00 131684 /opt/fr3/lib/rlm_dynamic_clients.so 7f8805305000-7f8805504000 ---p 00002000 fd:00 131684 /opt/fr3/lib/rlm_dynamic_clients.so 7f8805504000-7f8805505000 rw-p 00001000 fd:00 131684 /opt/fr3/lib/rlm_dynamic_clients.so 7f8805505000-7f880550a000 r-xp 00000000 fd:00 131660 /opt/fr3/lib/rlm_cache.so 7f880550a000-7f8805709000 ---p 00005000 fd:00 131660 /opt/fr3/lib/rlm_cache.so 7f8805709000-7f880570a000 rw-p 00004000 fd:00 131660 /opt/fr3/lib/rlm_cache.so 7f880570a000-7f8805711000 r-xp 00000000 fd:00 132235 /opt/fr3/lib/rlm_dhcp.so 7f8805711000-7f8805910000 ---p 00007000 fd:00 132235 /opt/fr3/lib/rlm_dhcp.so 7f8805910000-7f8805911000 rw-p 00006000 fd:00 132235 /opt/fr3/lib/rlm_dhcp.so 7f8805911000-7f8805914000 r-xp 00000000 fd:00 131724 /opt/fr3/lib/rlm_exec.so 7f8805914000-7f8805b13000 ---p 00003000 fd:00 131724 /opt/fr3/lib/rlm_exec.so 7f8805b13000-7f8805b14000 rw-p 00002000 fd:00 131724 /opt/fr3/lib/rlm_exec.so 7f8805b14000-7f8805b17000 r-xp 00000000 fd:00 132138 /opt/fr3/lib/rlm_unix.so 7f8805b17000-7f8805d16000 ---p 00003000 fd:00 132138 /opt/fr3/lib/rlm_unix.so 7f8805d16000-7f8805d17000 rw-p 00002000 fd:00 132138 /opt/fr3/lib/rlm_unix.so 7f8805d17000-7f8805d3c000 r-xp 00000000 fd:00 131119 /lib/x86_64-linux-gnu/libtinfo.so.5.9 7f8805d3c000-7f8805f3b000 ---p 00025000 fd:00 131119 /lib/x86_64-linux-gnu/libtinfo.so.5.9 7f8805f3b000-7f8805f3f000 r--p 00024000 fd:00 131119 /lib/x86_64-linux-gnu/libtinfo.so.5.9 7f8805f3f000-7f8805f40000 rw-p 00028000 fd:00 131119 /lib/x86_64-linux-gnu/libtinfo.so.5.9 7f8805f40000-7f8805f56000 r-xp 00000000 fd:00 131449 /lib/x86_64-linux-gnu/libz.so.1.2.7 7f8805f56000-7f8806155000 ---p 00016000 fd:00 131449 /lib/x86_64-linux-gnu/libz.so.1.2.7 7f8806155000-7f8806156000 r--p 00015000 fd:00 131449 /lib/x86_64-linux-gnu/libz.so.1.2.7 7f8806156000-7f8806157000 rw-p 00016000 fd:00 131449 /lib/x86_64-linux-gnu/libz.so.1.2.7 7f8806157000-7f88062d9000 r-xp 00000000 fd:00 131934 /lib/x86_64-linux-gnu/libc-2.13.so 7f88062d9000-7f88064d8000 ---p 00182000 fd:00 131934 /lib/x86_64-linux-gnu/libc-2.13.so 7f88064d8000-7f88064dc000 r--p 00181000 fd:00 131934 /lib/x86_64-linux-gnu/libc-2.13.so 7f88064dc000-7f88064dd000 rw-p 00185000 fd:00 131934 /lib/x86_64-linux-gnu/libc-2.13.so 7f88064dd000-7f88064e2000 rw-p 00000000 00:00 0 7f88064e2000-7f88064ea000 r-xp 00000000 fd:00 131943 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7f88064ea000-7f88066e9000 ---p 00008000 fd:00 131943 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7f88066e9000-7f88066ea000 r--p 00007000 fd:00 131943 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7f88066ea000-7f88066eb000 rw-p 00008000 fd:00 131943 /lib/x86_64-linux-gnu/libcrypt-2.13.so 7f88066eb000-7f8806719000 rw-p 00000000 00:00 0 7f8806719000-7f880676f000 r-xp 00000000 fd:0c 138231 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 7f880676f000-7f880696f000 ---p 00056000 fd:0c 138231 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 7f880696f000-7f8806972000 r--p 00056000 fd:0c 138231 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 7f8806972000-7f8806979000 rw-p 00059000 fd:0c 138231 /usr/lib/x86_64-linux-gnu/libssl.so.1.0.0 7f8806979000-7f88069b6000 r-xp 00000000 fd:00 131209 /lib/x86_64-linux-gnu/libreadline.so.6.2 7f88069b6000-7f8806bb6000 ---p 0003d000 fd:00 131209 /lib/x86_64-linux-gnu/libreadline.so.6.2 7f8806bb6000-7f8806bb8000 r--p 0003d000 fd:00 131209 /lib/x86_64-linux-gnu/libreadline.so.6.2 7f8806bb8000-7f8806bbe000 rw-p 0003f000 fd:00 131209 /lib/x86_64-linux-gnu/libreadline.so.6.2 7f8806bbe000-7f8806bc0000 rw-p 00000000 00:00 0 7f8806bc0000-7f8806bd7000 r-xp 00000000 fd:00 131960 /lib/x86_64-linux-gnu/libpthread-2.13.so 7f8806bd7000-7f8806dd6000 ---p 00017000 fd:00 131960 /lib/x86_64-linux-gnu/libpthread-2.13.so 7f8806dd6000-7f8806dd7000 r--p 00016000 fd:00 131960 /lib/x86_64-linux-gnu/libpthread-2.13.so 7f8806dd7000-7f8806dd8000 rw-p 00017000 fd:00 131960 /lib/x86_64-linux-gnu/libpthread-2.13.so 7f8806dd8000-7f8806ddc000 rw-p 00000000 00:00 0 7f8806ddc000-7f8806dde000 r-xp 00000000 fd:00 131955 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8806dde000-7f8806fde000 ---p 00002000 fd:00 131955 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8806fde000-7f8806fdf000 r--p 00002000 fd:00 131955 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8806fdf000-7f8806fe0000 rw-p 00003000 fd:00 131955 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8806fe0000-7f8806ff3000 r-xp 00000000 fd:00 131938 /lib/x86_64-linux-gnu/libresolv-2.13.so 7f8806ff3000-7f88071f2000 ---p 00013000 fd:00 131938 /lib/x86_64-linux-gnu/libresolv-2.13.so 7f88071f2000-7f88071f3000 r--p 00012000 fd:00 131938 /lib/x86_64-linux-gnu/libresolv-2.13.so 7f88071f3000-7f88071f4000 rw-p 00013000 fd:00 131938 /lib/x86_64-linux-gnu/libresolv-2.13.so 7f88071f4000-7f88071f6000 rw-p 00000000 00:00 0 7f88071f6000-7f880720b000 r-xp 00000000 fd:00 131951 /lib/x86_64-linux-gnu/libnsl-2.13.so 7f880720b000-7f880740a000 ---p 00015000 fd:00 131951 /lib/x86_64-linux-gnu/libnsl-2.13.so 7f880740a000-7f880740b000 r--p 00014000 fd:00 131951 /lib/x86_64-linux-gnu/libnsl-2.13.so 7f880740b000-7f880740c000 rw-p 00015000 fd:00 131951 /lib/x86_64-linux-gnu/libnsl-2.13.so 7f880740c000-7f880740e000 rw-p 00000000 00:00 0 7f880740e000-7f88075d8000 r-xp 00000000 fd:0c 137902 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0 7f88075d8000-7f88077d7000 ---p 001ca000 fd:0c 137902 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0 7f88077d7000-7f88077f2000 r--p 001c9000 fd:0c 137902 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0 7f88077f2000-7f8807801000 rw-p 001e4000 fd:0c 137902 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.0 7f8807801000-7f8807805000 rw-p 00000000 00:00 0 7f8807805000-7f8807810000 r-xp 00000000 fd:0c 162232 /usr/lib/x86_64-linux-gnu/libtalloc.so.2.0.7 7f8807810000-7f8807a0f000 ---p 0000b000 fd:0c 162232 /usr/lib/x86_64-linux-gnu/libtalloc.so.2.0.7 7f8807a0f000-7f8807a10000 rw-p 0000a000 fd:0c 162232 /usr/lib/x86_64-linux-gnu/libtalloc.so.2.0.7 7f8807a10000-7f8807a12000 r-xp 00000000 fd:0c 132621 /usr/lib/x86_64-linux-gnu/libpcreposix.so.3.13.1 7f8807a12000-7f8807c11000 ---p 00002000 fd:0c 132621 /usr/lib/x86_64-linux-gnu/libpcreposix.so.3.13.1 7f8807c11000-7f8807c12000 rw-p 00001000 fd:0c 132621 /usr/lib/x86_64-linux-gnu/libpcreposix.so.3.13.1 7f8807c12000-7f8807c4e000 r-xp 00000000 fd:00 132283 /lib/x86_64-linux-gnu/libpcre.so.3.13.1 7f8807c4e000-7f8807e4e000 ---p 0003c000 fd:00 132283 /lib/x86_64-linux-gnu/libpcre.so.3.13.1 7f8807e4e000-7f8807e4f000 rw-p 0003c000 fd:00 132283 /lib/x86_64-linux-gnu/libpcre.so.3.13.1 7f8807e4f000-7f8807e5a000 r-xp 00000000 fd:00 131687 /opt/fr3/lib/libfreeradius-eap.so 7f8807e5a000-7f8808059000 ---p 0000b000 fd:00 131687 /opt/fr3/lib/libfreeradius-eap.so 7f8808059000-7f880805a000 rw-p 0000a000 fd:00 131687 /opt/fr3/lib/libfreeradius-eap.so 7f880805a000-7f8808094000 r-xp 00000000 fd:00 131649 /opt/fr3/lib/libfreeradius-radius.so 7f8808094000-7f8808294000 ---p 0003a000 fd:00 131649 /opt/fr3/lib/libfreeradius-radius.so 7f8808294000-7f8808296000 rw-p 0003a000 fd:00 131649 /opt/fr3/lib/libfreeradius-radius.so 7f8808296000-7f8808297000 rw-p 00000000 00:00 0 7f8808297000-7f88082bf000 r-xp 00000000 fd:00 132277 /opt/fr3/lib/libfreeradius-server.so 7f88082bf000-7f88084be000 ---p 00028000 fd:00 132277 /opt/fr3/lib/libfreeradius-server.so 7f88084be000-7f88084c0000 rw-p 00027000 fd:00 132277 /opt/fr3/lib/libfreeradius-server.so 7f88084c0000-7f88084e0000 r-xp 00000000 fd:00 131964 /lib/x86_64-linux-gnu/ld-2.13.so 7f88086b0000-7f88086b8000 rw-p 00000000 00:00 0 7f88086dc000-7f88086df000 rw-p 00000000 00:00 0 7f88086df000-7f88086e0000 r--p 0001f000 fd:00 131964 /lib/x86_64-linux-gnu/ld-2.13.so 7f88086e0000-7f88086e1000 rw-p 00020000 fd:00 131964 /lib/x86_64-linux-gnu/ld-2.13.so 7f88086e1000-7f88086e2000 rw-p 00000000 00:00 0 7fff5c8b4000-7fff5c8d5000 rw-p 00000000 00:00 0 [stack] 7fff5c9ff000-7fff5ca00000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] FATAL SIGNAL: Aborted Backtrace of last 17 frames: /opt/fr3/lib/libfreeradius-radius.so(fr_fault+0x72) [0x7f8808063a59] /lib/x86_64-linux-gnu/libpthread.so.0(+0xf030) [0x7f8806bcf030] /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x35) [0x7f8806189475] /lib/x86_64-linux-gnu/libc.so.6(abort+0x180) [0x7f880618c6f0] /lib/x86_64-linux-gnu/libc.so.6(+0x6d52b) [0x7f88061c452b] /lib/x86_64-linux-gnu/libc.so.6(+0x76d76) [0x7f88061cdd76] /lib/x86_64-linux-gnu/libc.so.6(cfree+0x6c) [0x7f88061d2b1c] /opt/fr3/lib/rlm_passwd.so(+0x1448) [0x7f88042e9448] /opt/fr3/lib/rlm_passwd.so(+0x2428) [0x7f88042ea428] /usr/lib/x86_64-linux-gnu/libtalloc.so.2(+0x72d9) [0x7f880780c2d9] /usr/lib/x86_64-linux-gnu/libtalloc.so.2(_talloc_free+0x113) [0x7f88078088b3] /opt/fr3/sbin/radiusd(find_module_instance+0x38c) [0x421050] /opt/fr3/sbin/radiusd(setup_modules+0x49f) [0x4231bd] /opt/fr3/sbin/radiusd(read_mainconfig+0x90d) [0x41fd34] /opt/fr3/sbin/radiusd(main+0x64c) [0x428a07] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7f8806175ead] /opt/fr3/sbin/radiusd() [0x40d699] No panic action set _EXIT CALLED /home/mcn/git/freeradius-server/src/lib/debug.c[262]: 1: # DHCP-Client-Hardware-Address is definitely there, so I'm not entirely sure what rlm_passwd is complaining about: # grep DHCP-Client-Hardware-Address /opt/fr3/share/freeradius/dictionary.dhcp ATTRIBUTE DHCP-Client-Hardware-Address 267 ether # 16 octets # Backtrace from gdb: Program received signal SIGABRT, Aborted. 0x00007ffff5aa6475 in *__GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64 64 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory. (gdb) bt #0 0x00007ffff5aa6475 in *__GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64 #1 0x00007ffff5aa96f0 in *__GI_abort () at abort.c:92 #2 0x00007ffff5ae152b in __libc_message (do_abort=<optimized out>, fmt=<optimized out>) at ../sysdeps/unix/sysv/linux/libc_fatal.c:189 #3 0x00007ffff5aead76 in malloc_printerr (action=3, str=0x7ffff5bc4840 "double free or corruption (fasttop)", ptr=<optimized out>) at malloc.c:6312 #4 0x00007ffff5aefb1c in *__GI___libc_free (mem=<optimized out>) at malloc.c:3738 #5 0x00007ffff3c06448 in release_ht (ht=0x87abe0) at /home/mcn/git/freeradius-server/src/modules/rlm_passwd/rlm_passwd.c:153 #6 0x00007ffff3c07428 in mod_detach (instance=0x879e80) at /home/mcn/git/freeradius-server/src/modules/rlm_passwd/rlm_passwd.c:515 #7 0x00007ffff71292d9 in ?? () from /usr/lib/x86_64-linux-gnu/libtalloc.so.2 #8 0x00007ffff71258b3 in _talloc_free () from /usr/lib/x86_64-linux-gnu/libtalloc.so.2 #9 0x0000000000421050 in find_module_instance (modules=0x8048b0, askedname=0x819040 "mac2ip", do_link=1) at /home/mcn/git/freeradius-server/src/main/modules.c:656 #10 0x00000000004231bd in setup_modules (reload=0, config=0x6890e0) at /home/mcn/git/freeradius-server/src/main/modules.c:1710 #11 0x000000000041fd34 in read_mainconfig (reload=0) at /home/mcn/git/freeradius-server/src/main/mainconfig.c:977 #12 0x0000000000428a07 in main (argc=2, argv=0x7fffffffec18) at /home/mcn/git/freeradius-server/src/main/radiusd.c:324 (gdb) Cheers, Matthew -- Matthew Newton, Ph.D. <mcn4@le.ac.uk> Systems Specialist, Infrastructure Services, I.T. Services, University of Leicester, Leicester LE1 7RH, United Kingdom For IT help contact helpdesk extn. 2253, <ithelp@le.ac.uk>