[Olsr-dev] olsrdv1: crash in jsoninfo plugin - weimarnetz

Henning Rogge (spam-protected)
Tue Jun 16 21:10:29 CEST 2015 

Okay...

I am busy with a bug in the olsrd2 packet generator anyways.

Henning

On Tue, Jun 16, 2015 at 9:09 PM, Ferry Huberts <(spam-protected)> wrote:
> Sorry, I'll check it out tomorrow.
> Better hold off on the 0.9.1 release until then.
>
>
>
> On 16/06/15 20:37, Henning Rogge wrote:
>>
>> Ferry,
>>
>> I see references to the sgw part of the jsoninfo... any idea?
>>
>> Henning
>>
>> On Tue, Jun 16, 2015 at 8:31 PM, Andreas Bräu <(spam-protected)> wrote:
>>>
>>> Hi,
>>>
>>> today I compiled olsrd v0.9.0 on x86. When I call the jsoninfo plugin
>>> olsrd crashed. We have a core dump.
>>>
>>> jsoninfo is configured as simple as it could be:
>>>
>>> LoadPlugin "olsrd_jsoninfo.so.0.0"
>>> {
>>> }
>>>
>>> Do you see anything?
>>>
>>> Best,
>>>
>>> Andi
>>>
>>> (spam-protected):~# gdb /usr/local/sbin/olsrd core
>>> GNU gdb (Debian 7.7.1+dfsg-5) 7.7.1
>>> Copyright (C) 2014 Free Software Foundation, Inc.
>>> License GPLv3+: GNU GPL version 3 or later <
>>> http://gnu.org/licenses/gpl.html>
>>> This is free software: you are free to change and redistribute it.
>>> There is NO WARRANTY, to the extent permitted by law.  Type "show
>>> copying"
>>> and "show warranty" for details.
>>> This GDB was configured as "x86_64-linux-gnu".
>>> Type "show configuration" for configuration details.
>>> For bug reporting instructions, please see:
>>> <http://www.gnu.org/software/gdb/bugs/>.
>>> Find the GDB manual and other documentation resources online at:
>>> <http://www.gnu.org/software/gdb/documentation/>.
>>> For help, type "help".
>>> Type "apropos word" to search for commands related to "word"...
>>> Reading symbols from /usr/local/sbin/olsrd...done.
>>> [New LWP 9262]
>>> Core was generated by `olsrd -f /etc/olsrd.conf -d 3'.
>>> Program terminated with signal SIGSEGV, Segmentation fault.
>>> #0  0x00007fdae736dadb in sgw_ipvx (abuf=0x7ffe9b3f33b0, ipv6=false) at
>>> src/olsrd_jsoninfo.c:875
>>> 875         struct gateway_entry * gw = node->gw;
>>> (gdb) bt full
>>> #0  0x00007fdae736dadb in sgw_ipvx (abuf=0x7ffe9b3f33b0, ipv6=false) at
>>> src/olsrd_jsoninfo.c:875
>>>          originatorStr = {buf =
>>> "0б\001\000\000\000\000P0?\233\376\177\000\000
>>> \225@\000\000\000\000\000
>>> Q?\233\376\177\000\000\000\000\000\000\000\000\000\000\276\230@\000\000
>>> "}
>>>          prefixIpStr = {buf =
>>> "\030\000\000\000\060\000\000\000p0?\233\376\177\000\000\345\f7\347\332
>>> \177\000\000\260\063?\233\376\177\000\000\020\000\000\000\060\000\000\0
>>> 00P1?\233\376\177"}
>>>          prefixIPStr = 0x7ffe9b3f33b0 ""
>>>          gw = 0x7fdae736b2d7 <abuf_json_new_indent+69>
>>>          selected = false
>>>          originator = 0x7ffe9b3f33b0 ""
>>>          netmask = {v4 = {s_addr = 0}, v6 = {__in6_u = {__u6_addr8 =
>>> '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0},
>>> __u6_addr32 = {0, 0, 0, 0}}}}
>>>          node = 0x0
>>>          tunnelGwStr = {buf = "
>>> \000\000\000\060\000\000\000P1?\233\376\177\000\000\220\060?\233\376\17
>>> 7\000\000\204\232@\000\000\000\000\000\262\f7\347\332\177\000\000\260\0
>>> 63?\233\376\177"}
>>>          tc = 0x7ffe9b3f3140
>>>          prefixMaskStr = {buf =
>>>
>>> "\220\060?\233\376\177\000\000>\016\001\000\b\000\000\(spam-protected)?\233\376\177\000\000\376\231@\000\000\000
>>> \000\000\345\f7\347\332\177\000\000\260\063?\233\376\177"}
>>>          prefixMASKStr = 0x7fdae7370cb2 "  "
>>>          tunnelGw = 0x409a84 <abuf_puts+120>
>>>
>>> "H\213E\350\213P\004\213E\374\001\302H\213E\350\211P\004\213E\374\311\303UH\211\345H\203\354\060H\211}\350H\211u\340H\211U\330H\213E\350\213\020H\213E\350\213@\004)\302\211\320H\230H\213U\350H\213J\bH\213U\350\213R\004Hc\322H\215<\021H\213M\330H\213U\340H\211\306\350W\370\377\377\211E\374\203",
>>> <incomplete sequence \374>
>>>          current_gw = 0x0
>>>          sgwTunnelInterfaceNames = 0x0
>>>          i = 0
>>> #1  0x00007fdae736df2a in ipc_print_sgw (abuf=0x7ffe9b3f33b0) at
>>> src/olsrd_jsoninfo.c:929
>>> No locals.
>>> #2  0x00007fdae7370769 in send_info (send_what=8191, the_socket=12) at
>>> src/olsrd_jsoninfo.c:1362
>>>          abuf = {size = 69632, len = 69204,
>>>            buf = 0x1b5c070 "{\n  \"systemTime\": 1434479108,\n
>>>   \"timeSinceStartup\": 3932,\n  \"neighbors\": [\n    {\n
>>>   \"ipAddress\": \"10.63.1.21\",\n      \"symmetric\": true,\n
>>>   \"multiPointRelay\": false,\n      \"multiPointRelaySelecto"...}
>>>          header_len = 0
>>>          header_buf =
>>>
>>> "\377\377\377\377\377\377\377\377\000\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377\372\351|\347\332\177\000\000\377\377\377\377\000\000\000\000\372\351|\347\332\177\000\000\266\066?\000\v\000\000\000`W\262\347\332\177\000\000\000\000\000\000\000\000\000\000\n\000\000\000\000\000\000\000!o\216\347\332\177\000\000\060б\001\000\000\000\000.\000\000\000\000\000\000\000\240<?\233\376\177\000\000
>>>
>>> Q?\233\376\177\000\000\027?}\347\332\177\000\000\000\070?\233\376\177\000\000\060\000\000\000\060\000\000\000\020\063?\233\376\177\000\000P2?\233\376\177\000\000\260\070?\233\376\177\000\000\360\067?\233\376\177\000\000\177",
>>> '\000' <repeats 23 times>,
>>> "\001"...
>>>          content_type = 0x7fdae7371f85 "application/json"
>>> #3  0x00007fdae736c4a8 in ipc_action (fd=10, data=0x0, flags=1) at
>>> src/olsrd_jsoninfo.c:547
>>>          pin = {storage = {ss_family = 2, __ss_align = 0,
>>>              __ss_padding =
>>>
>>> "\260=?\233\376\177\000\000\360<?\233\376\177\000\000pv\264\001\000\000\000\000P\255\263\001\000\000\000\000\n\000\000\000\000\000\000\000?\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\360=?\233\376\177\000\000pv\264\001\000\000\000\000\004j\200U\000\000\000\000\060б\001\000\000\000\000
>>> \225@\000\000\000\000\000 Q?\233\376\177\000"}, in = {sa_family = 2,
>>> sa_data = "\336\310\177\000\000\001\000\000\000\000\000\000\000"}, in4
>>> = {sin_family = 2, sin_port = 51422, sin_addr = {
>>>                s_addr = 16777343}, sin_zero =
>>> "\000\000\000\000\000\000\000"}, in6 = {sin6_family = 2, sin6_port =
>>> 51422, sin6_flowinfo = 16777343, sin6_addr = {__in6_u = {__u6_addr8 =
>>> "\000\000\000\000\000\000\000\000\260=?\233\376\177\000", __u6_addr16 =
>>> {0, 0, 0, 0, 15792, 39743,
>>>                    32766, 0}, __u6_addr32 = {0, 0, 2604613040, 32766}}},
>>> sin6_scope_id = 2604612848}}
>>>          addr =
>>>
>>> "127.0.0.1\000E\000\000\000\000\000.\000\000\000\000\000\000\000\220>?\233\376\177\000\000
>>> Q?\233\376\177\000\000\027?}\
>>> 347\332\177"
>>>          rfds = {__fds_bits = {4096, 0 <repeats 15 times>}}
>>>          tv = {tv_sec = 0, tv_usec = 0}
>>>          send_what = 8191
>>>          ipc_connection = 12
>>>          addrlen = 16
>>> #4  0x000000000041712f in poll_sockets () at src/scheduler.c:341
>>>          flags = 1
>>>          _socket_node = 0x1b23bb8
>>>          _next_socket_node = 0x1b23d58
>>>          n = 2
>>>          entry = 0x1b23b90
>>>          ibits = {__fds_bits = {3072, 0 <repeats 15 times>}}
>>>          obits = {__fds_bits = {0 <repeats 16 times>}}
>>>          tvp = {tv_sec = 0, tv_usec = 0}
>>>          hfd = 12
>>>          fdsets = 1
>>> #5  0x00000000004176bf in olsr_scheduler () at src/scheduler.c:481
>>>          next_interval = 3982
>>> #6  0x000000000041e99c in main (argc=3, argv=0x7ffe9b3f5128) at
>>> src/main.c:704
>>>          default_ifcnf = 0x1b1d200
>>>          conf_file_name = "/etc/olsrd.conf\000.conf", '\000' <repeats
>>> 1363 times>...
>>>          buf = {buf = "10.63.1.51", '\000' <repeats 35 times>}
>>>          loadedConfig = true
>>>          i = 5
>>>          ifn = 0x44b9c0 <__libc_csu_init>
>>>          __func__ = "main"
>>> (gdb)
>>> --
>>> Olsr-dev mailing list
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>>> https://lists.olsr.org/mailman/listinfo/olsr-dev
>>
>>
>
> --
> Ferry Huberts

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