glibc double free or corruption still happening
ChristosH
christov at aztecamobile.com
Sat Apr 14 21:03:52 CEST 2007
Here is the output from valgrind:
==504== Memcheck, a memory error detector.
==504== Copyright (C) 2002-2007, and GNU GPL'd, by Julian Seward et al.
==504== Using LibVEX rev 1732, a library for dynamic binary translation.
==504== Copyright (C) 2004-2007, and GNU GPL'd, by OpenWorks LLP.
==504== Using valgrind-3.2.3, a dynamic binary instrumentation framework.
==504== Copyright (C) 2000-2007, and GNU GPL'd, by Julian Seward et al.
==504== For more details, rerun with: -v
==504==
Starting - reading configuration files ...
reread_config: reading radiusd.conf
Config: including file: /usr/local/etc/raddb/proxy.conf
Config: including file: /usr/local/etc/raddb/clients.conf
Config: including file: /usr/local/etc/raddb/snmp.conf
Config: including file: /usr/local/etc/raddb/eap.conf
Config: including file: /usr/local/etc/raddb/sql.conf
main: prefix = "/usr/local"
main: localstatedir = "/usr/local/var"
main: logdir = "/usr/local/var/log/radius"
main: libdir = "/usr/local/lib"
main: radacctdir = "/usr/local/var/log/radius/radacct"
main: hostname_lookups = no
main: max_request_time = 30
main: cleanup_delay = 5
main: max_requests = 1024
main: delete_blocked_requests = 0
main: port = 0
main: allow_core_dumps = no
main: log_stripped_names = no
main: log_file = "/usr/local/var/log/radius/radius.log"
main: log_auth = no
main: log_auth_badpass = no
main: log_auth_goodpass = no
main: pidfile = "/usr/local/var/run/radiusd/radiusd.pid"
main: user = "(null)"
main: group = "(null)"
main: usercollide = no
main: lower_user = "no"
main: lower_pass = "no"
main: nospace_user = "no"
main: nospace_pass = "no"
main: checkrad = "/usr/local/sbin/checkrad"
main: proxy_requests = yes
proxy: retry_delay = 5
proxy: retry_count = 3
proxy: synchronous = no
proxy: default_fallback = yes
proxy: dead_time = 120
proxy: post_proxy_authorize = no
proxy: wake_all_if_all_dead = no
security: max_attributes = 200
security: reject_delay = 1
security: status_server = no
main: debug_level = 0
read_config_files: reading dictionary
==504== Conditional jump or move depends on uninitialised value(s)
==504== at 0x481E46E: lrad_rand_seed (radius.c:2416)
==504== by 0x4817F1F: my_dict_init (dict.c:1010)
==504== by 0x4818B4D: dict_init (dict.c:1258)
==504== by 0xAB50: read_radius_conf_file (mainconfig.c:1276)
==504== by 0xAC2E: read_mainconfig (mainconfig.c:1309)
==504== by 0xFEA7: main (radiusd.c:941)
==504==
==504== Conditional jump or move depends on uninitialised value(s)
==504== at 0x481E46E: lrad_rand_seed (radius.c:2416)
==504== by 0x4817F1F: my_dict_init (dict.c:1010)
==504== by 0x48182EB: my_dict_init (dict.c:1050)
==504== by 0x4818B4D: dict_init (dict.c:1258)
==504== by 0xAB50: read_radius_conf_file (mainconfig.c:1276)
==504== by 0xAC2E: read_mainconfig (mainconfig.c:1309)
==504== by 0xFEA7: main (radiusd.c:941)
==504==
==504== Conditional jump or move depends on uninitialised value(s)
==504== at 0x481E46E: lrad_rand_seed (radius.c:2416)
==504== by 0x4817F1F: my_dict_init (dict.c:1010)
==504== by 0x48182EB: my_dict_init (dict.c:1050)
==504== by 0x48182EB: my_dict_init (dict.c:1050)
==504== by 0x4818B4D: dict_init (dict.c:1258)
==504== by 0xAB50: read_radius_conf_file (mainconfig.c:1276)
==504== by 0xAC2E: read_mainconfig (mainconfig.c:1309)
==504== by 0xFEA7: main (radiusd.c:941)
read_config_files: reading naslist
Using deprecated naslist file. Support for this will go away soon.
read_config_files: reading clients
read_config_files: reading realms
radiusd: entering modules setup
Module: Library search path is /usr/local/lib
==504==
==504== Invalid free() / delete / delete[]
==504== at 0x4805289: free (vg_replace_malloc.c:233)
==504== by 0x482BC7B: try_dlopen (ltdl.c:3429)
==504== by 0x482C59D: lt_dlopenext (ltdl.c:3504)
==504== by 0xC4F4: find_module_instance (modules.c:207)
==504== by 0xCC82: setup_modules (modules.c:884)
==504== by 0x103E1: main (radiusd.c:965)
==504== Address 0x4A39D70 is 0 bytes inside a block of size 12 free'd
==504== at 0x4805289: free (vg_replace_malloc.c:233)
==504== by 0x482BA9A: try_dlopen (ltdl.c:3428)
==504== by 0x482C59D: lt_dlopenext (ltdl.c:3504)
==504== by 0xC4F4: find_module_instance (modules.c:207)
==504== by 0xCC82: setup_modules (modules.c:884)
==504== by 0x103E1: main (radiusd.c:965)
Module: Loaded exec
exec: wait = yes
exec: program = "(null)"
exec: input_pairs = "request"
exec: output_pairs = "(null)"
exec: packet_type = "(null)"
rlm_exec: Wait=yes but no output defined. Did you mean output=none?
Module: Instantiated exec (exec)
Module: Loaded expr
Module: Instantiated expr (expr)
Module: Loaded PAP
pap: encryption_scheme = "crypt"
pap: auto_header = yes
Module: Instantiated pap (pap)
Module: Loaded CHAP
Module: Instantiated chap (chap)
Module: Loaded MS-CHAP
mschap: use_mppe = yes
mschap: require_encryption = no
mschap: require_strong = no
mschap: with_ntdomain_hack = no
mschap: passwd = "(null)"
mschap: ntlm_auth = "(null)"
Module: Instantiated mschap (mschap)
Module: Loaded System
unix: cache = no
unix: passwd = "(null)"
unix: shadow = "(null)"
unix: group = "(null)"
unix: radwtmp = "/usr/local/var/log/radius/radwtmp"
unix: usegroup = no
unix: cache_reload = 600
Module: Instantiated unix (unix)
Module: Loaded eap
eap: default_eap_type = "md5"
eap: timer_expire = 60
eap: ignore_unknown_eap_types = no
eap: cisco_accounting_username_bug = no
==504==
==504== Invalid free() / delete / delete[]
==504== at 0x4805289: free (vg_replace_malloc.c:233)
==504== by 0x482BC7B: try_dlopen (ltdl.c:3429)
==504== by 0x482C59D: lt_dlopenext (ltdl.c:3504)
==504== by 0x4B4F061: eaptype_load (eap.c:85)
==504== by 0x4B4E730: eap_instantiate (rlm_eap.c:145)
==504== by 0xC5DE: find_module_instance (modules.c:358)
==504== by 0xDD9C: do_compile_modsingle (modcall.c:1005)
==504== by 0xCD6E: setup_modules (modules.c:580)
==504== by 0x103E1: main (radiusd.c:965)
==504== Address 0x4A43908 is 0 bytes inside a block of size 15 free'd
==504== at 0x4805289: free (vg_replace_malloc.c:233)
==504== by 0x482BA9A: try_dlopen (ltdl.c:3428)
==504== by 0x482C59D: lt_dlopenext (ltdl.c:3504)
==504== by 0x4B4F061: eaptype_load (eap.c:85)
==504== by 0x4B4E730: eap_instantiate (rlm_eap.c:145)
==504== by 0xC5DE: find_module_instance (modules.c:358)
==504== by 0xDD9C: do_compile_modsingle (modcall.c:1005)
==504== by 0xCD6E: setup_modules (modules.c:580)
==504== by 0x103E1: main (radiusd.c:965)
rlm_eap: Loaded and initialized type md5
rlm_eap: Loaded and initialized type leap
gtc: challenge = "Password: "
gtc: auth_type = "PAP"
rlm_eap: Loaded and initialized type gtc
mschapv2: with_ntdomain_hack = no
rlm_eap: Loaded and initialized type mschapv2
Module: Instantiated eap (eap)
Module: Loaded preprocess
preprocess: huntgroups = "/usr/local/etc/raddb/huntgroups"
preprocess: hints = "/usr/local/etc/raddb/hints"
preprocess: with_ascend_hack = no
preprocess: ascend_channels_per_line = 23
preprocess: with_ntdomain_hack = no
preprocess: with_specialix_jetstream_hack = no
preprocess: with_cisco_vsa_hack = no
preprocess: with_alvarion_vsa_hack = no
Module: Instantiated preprocess (preprocess)
Module: Loaded realm
realm: format = "suffix"
realm: delimiter = "@"
realm: ignore_default = no
realm: ignore_null = no
Module: Instantiated realm (suffix)
Module: Loaded files
files: usersfile = "/usr/local/etc/raddb/users"
files: acctusersfile = "/usr/local/etc/raddb/acct_users"
files: preproxy_usersfile = "/usr/local/etc/raddb/preproxy_users"
files: compat = "no"
Module: Instantiated files (files)
Module: Loaded Acct-Unique-Session-Id
acct_unique: key = "User-Name, Acct-Session-Id, NAS-IP-Address,
Client-IP-Address, NAS-Port"
Module: Instantiated acct_unique (acct_unique)
Module: Loaded detail
detail: detailfile =
"/usr/local/var/log/radius/radacct/%{Client-IP-Address}/detail-%Y%m%d"
detail: detailperm = 384
detail: dirperm = 493
detail: locking = no
Module: Instantiated detail (detail)
Module: Loaded radutmp
radutmp: filename = "/usr/local/var/log/radius/radutmp"
radutmp: username = "%{User-Name}"
radutmp: case_sensitive = yes
radutmp: check_with_nas = yes
radutmp: perm = 384
radutmp: callerid = yes
Module: Instantiated radutmp (radutmp)
Listening on authentication *:1812
Listening on accounting *:1813
Ready to process requests.
==504==
==504== ERROR SUMMARY: 104 errors from 5 contexts (suppressed: 66 from 2)
==504== malloc/free: in use at exit: 732,409 bytes in 27,346 blocks.
==504== malloc/free: 27,957 allocs, 628 frees, 860,379 bytes allocated.
==504== For counts of detected errors, rerun with: -v
==504== searching for pointers to 27,346 not-freed blocks.
==504== checked 1,097,916 bytes.
==504==
==504== LEAK SUMMARY:
==504== definitely lost: 0 bytes in 0 blocks.
==504== possibly lost: 0 bytes in 0 blocks.
==504== still reachable: 732,409 bytes in 27,346 blocks.
==504== suppressed: 0 bytes in 0 blocks.
==504== Reachable blocks (those to which a pointer was found) are not shown.
==504== To see them, rerun with: --leak-check=full --show-reachable=yes
Alan DeKok-4 wrote:
>
> ChristosH wrote:
>> I've installed FR 1.1.6 onto a clean CentOS 4.4 box and got this error,
>> double free or corruption + some hex value.
>
> $ valgrind --tool=memcheck --leakcheck=full radiusd -X
>
> It should print out more information, especially if you build the
> server with debugging symbols.
>
> Since I can't reproduce the problem here, it's vital that *someone*
> shows where it is.
>
>> Could I copy a 1.1.6 precompiled binary to this computer? I'm not having
>> this problem on my intel machine, just on my opteron. Would there be any
>> hidden beef with doing this or conflict with freeradius somewhere?
>
> I don't see why. Maybe it's due to other minor OS differences between
> the two machines.
>
> Alan DeKok.
> --
> http://deployingradius.com - The web site of the book
> http://deployingradius.com/blog/ - The blog
> -
> List info/subscribe/unsubscribe? See
> http://www.freeradius.org/list/users.html
>
>
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