[Nfd-dev] [EXT]Re: NFD LOG

[Junxiao Shi]

Hi Ishita

ndn-cxx does not have ABI stability. You should either install everything
from PPA (easy mode), or install everything from source (hard mode). Mix
and match installation is not supported.

Yours, Junxiao

On Fri, May 29, 2020 at 10:11 PM Ishita Dasgupta via Nfd-dev <
nfd-dev at lists.cs.ucla.edu> wrote:

> *External Email*
> Hi Alex,
>
> The default config. Yes, I installed ndn-cxx from the latest github repo.
> Rest everything is from PPA packages.
> Also, later I updated the nfd config file to able to see all kinds of logs
> and found the following
>
>> May 29 19:31:22 ndn nfd[19535]: Built with GNU C++ version 7.4.0, with
>> GNU libst
>> dc++ version 20181206, with Boost version 1.65.1, with libpcap version
>> 1.8.1, with WebSocket++ version 0.8.1, with ndn-cxx version 0.7.0
>> May 29 19:31:22 ndn nfd[19535]: 1590780682.559738 INFO: [nfd.FaceTable]
>> Added face id=255 remote=null:// local=null://
>> May 29 19:31:22 ndn nfd[19535]: 1590780682.561301 INFO: [nfd.FaceTable]
>> Added face id=254 remote=contentstore:// local=contentstore://
>> May 29 19:31:22 ndn nfd[19535]: 1590780682.561483 INFO: [nfd.CsPolicy]
>> setLimit 10
>> May 29 19:31:22 ndn nfd[19535]: 1590780682.561906 INFO:
>> [nfd.StrategyChoice] setDefaultStrategy
>> /8=localhost/8=nfd/8=strategy/8=best-route/8=%FD%05
>> May 29 19:31:22 ndn nfd[19535]: 1590780682.562793 INFO: [nfd.FaceTable]
>> Added face id=1 remote=internal:// local=internal://
>>
>>
>>
>>
>> *May 29 19:31:22 ndn kernel: nfd[19535]: segfault at 0 ip
>> 00005579576038c8 sp 00007ffc63e384b0 error 4 in nfd[557957481000+2d1000]May
>> 29 19:31:22 ndn systemd[1]: nfd.service: Main process exited, code=dumped,
>> status=11/SEGVMay 29 19:31:24 ndn systemd[1]: nfd.service: Failed with
>> result 'core-dump'.*
>> *May 29 19:31:24 ndn systemd[1]: Failed to start NDN Forwarding Daemon.*--
>> Subject: Unit nfd.service has failed
>
>
> Looks like a null pointer read when the nfd executable is being called.
>
> Regards,
> Ishita Dasgupta
>
>
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