segmentation fault in rlm_preprocess

[duffy]

hi arran! i'm not sure yet, but it seems not solved. that's our gdb output:

(0) Proxying request to home server 172.20.23.30 port 1812
Sending Access-Request of id 56 from 172.20.23.31 port 1814 to 
172.20.23.30 port 1812
         NAS-Port-Type = Wireless-802.16
         Proxy-State = 0x313139
         WiMAX-Available-In-Client = 99
         Service-Type = Framed-User
         WiMAX-BS-Id = 0x303030303230303630313030
         WiMAX-Release = "1.1"
         Message-Authenticator = 0x6166e5bd182d066691937bdc3ec9a893
         WiMAX-Accounting-Capabilities = Flow-Based
         NAS-IP-Address = 172.20.10.121
         WiMAX-Hotlining-Capabilities = Hotline-Profile-Id
         Calling-Station-Id = "0C4C399C58F7"
         User-Name = "test at fr3"
         Event-Timestamp = "Jun  1 2013 15:23:33 CEST"
         NAS-Identifier = "RM_TI_ASN-GW"
         WiMAX-GMT-Timezone-offset = 16777216
         EAP-Message = 0x02fd000d017465737440667233
         Attr-26.24757.1.5 = 0x01
         WiMAX-Idle-Mode-Notification-Cap = Supported
Waking up in 0.3 seconds.
rad_recv: Access-Challenge packet from host 172.20.23.30 port 1812, 
id=56, length=85
         EAP-Message = 0x01fe001604102735f90a69c8e681f667a84f5a7e692a
         Message-Authenticator = 0xa1f5b821e7e2f8bb57d3608a3efbfab1
         State = 0x0caf7b430c517f3cf22df6a329b742e7
         Proxy-State = 0x313139
(0) # Executing section post-proxy from file 
/etc/raddb/sites-enabled/default
(0)   group post-proxy {
(0)  - entering group post-proxy {...}
(0) attr_filter.access_challenge :      expand: '%{User-Name}' -> 'test at fr3'
(0) attr_filter.access_challenge : Matched entry DEFAULT at line 13

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff0e02d7b in attr_filter_common (instance=0x8a1a20, 
request=0x8e76b0, packet=0x8e7980) at 
src/modules/rlm_attr_filter/rlm_attr_filter.c:267
267                                     if (vp->da->attr == 
check_item->da->attr) {
Missing separate debuginfos, use: debuginfo-install 
freeradius-3.0.0-15.el6.x86_64
(gdb) info frame
Stack level 0, frame at 0x7fffffffd1e0:
  rip = 0x7ffff0e02d7b in attr_filter_common 
(src/modules/rlm_attr_filter/rlm_attr_filter.c:267); saved rip 0x41d949
  called by frame at 0x7fffffffda00
  source language c.
  Arglist at 0x7fffffffcfb8, args: instance=0x8a1a20, request=0x8e76b0, 
packet=0x8e7980
  Locals at 0x7fffffffcfb8, Previous frame's sp is 0x7fffffffd1e0
  Saved registers:
   rbx at 0x7fffffffd1a8, rbp at 0x7fffffffd1b0, r12 at 0x7fffffffd1b8, 
r13 at 0x7fffffffd1c0, r14 at 0x7fffffffd1c8, r15 at 0x7fffffffd1d0, rip 
at 0x7fffffffd1d8
(gdb)
(gdb) info args
instance = 0x8a1a20
request = 0x8e76b0
packet = 0x8e7980
(gdb)
(gdb) info locals
fall_through = <value optimized out>
relax_filter = 0
inst = 0x8a1a20
vp = 0x8e76b0
input = {first = 0x8e79f0, found = 0x0, last = 0x0, current = 0x944310, 
next = 0x944420}
check = {first = 0x8a2c78, found = 0x0, last = 0x0, current = 0x8a24e0, 
next = 0x8a2590}
out = {first = 0x7fffffffd198, found = 0x0, last = 0x0, current = 0x0, 
next = 0x0}
input_item = <value optimized out>
check_item = 0x8a24e0
output = 0x0
pl = 0x8a2c70
found = 1
pass = <value optimized out>
fail = <value optimized out>
keyname = 0x7fffffffd010 "test at fr3"
buffer = 
"test at fr3\000D\224\000\000\000\000\000pޘ\000\000\000\000\000\372\217\024\357\000\000\000\000\060\327\377\377\377\177\000\000 
\327\377\377\377\177\000\000\f\000\000\000\000\000\000\000P\330\377\377\377\177\000\000\005\353\a\366\377\177\000\000\366\253:\367\377\177\000\000`\327\377\377\377\177\000\000P\327\377\377\377\177\000\000\f\000\000\000\000\000\000\000\200\330\377\377\377\177\000\000\060x313139\000\063\060c517f3cf22df6a329b742e7\000\070\064f5a7e692a\000\000\372\352\a\366\377\177\000\000\250\322\377\377\377\177\000\000\200\001\231", 
'\000' <repeats 13 times>, " 
\000\000\000\060\000\000\000\340\321\377\377\377\177\000\000\360\320\377\377\377\177\000\000\270\326\377\377\377\177\000\000\000\321\377\377\377\177\000\000\000\000\000\000\000\000\000\000\254\326\377\377\377\177\000\000\310\326\377\377\377\177\000"
(gdb)


thank you for your help!
duffy



Il 30/05/13 19.24, Arran Cudbard-Bell ha scritto:
>
> On 30 May 2013, at 11:43, duffy <reg.marcos at yahoo.it> wrote:
>
>> ooops, i'm sorry.. you're right, i wrote to the wrong list.
>> btw thank you arran, you fixed it!
>>
>> now, this is the new issue:
>>
>> rad_recv: Access-Challenge packet from host 172.20.23.30 port 1812, id=159, length=85
>>         EAP-Message = 0x01a800160410b8a13ab82ba23820a55c0440bf74467f
>>         Message-Authenticator = 0x78a5dd4358024b720b10b1bcb7b0c917
>>         State = 0xd036ba28d09ebe94e88e461954f76013
>>         Proxy-State = 0x323432
>> (0) # Executing section post-proxy from file /etc/raddb/sites-enabled/default
>> (0)   group post-proxy {
>> (0)  - entering group post-proxy {...}
>> (0) attr_filter.access_challenge :      expand: '%{User-Name}' -> 'test at fr3'
>> (0) attr_filter.access_challenge : Matched entry DEFAULT at line 13
>
> Ok think i've got that one too.
>
> Arran Cudbard-Bell <a.cudbardb at freeradius.org>
> FreeRADIUS Development Team
>
> -
> List info/subscribe/unsubscribe? See http://www.freeradius.org/list/devel.html
>