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

Ferry Huberts (spam-protected)
Tue Jun 16 22:38:23 CEST 2015


Ok, disregard this patch please.

I fixed it better.
Please try the branch jsoninfo-crash-fix in the repository.

On 16/06/15 21:20, Ferry Huberts wrote:
> Does this patch help? (I bet it does)
>
>
>
>
> On 16/06/15 21:09, Ferry Huberts 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
>>>> (spam-protected)
>>>> https://lists.olsr.org/mailman/listinfo/olsr-dev
>>>
>>
>
>
>

-- 
Ferry Huberts




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