[Dnsmasq-discuss] DNSMasq stops working and runs at 100%

Simon Kelley simon at thekelleys.org.uk
Wed Jun 4 19:31:51 UTC 2014


On 04/06/14 16:57, Conrad Kostecki wrote:

>>
>> Thanks for the backtrace, I'm working on it. One question, are the two
>> addresses marked above the same, or different, in the un-redacted logs?
> 
> Hi Simon,
> They are the same, not different. My ISP is the German Telekom. They are announcing a dynamic /56-Subnet and via PD /64 are requested with dhcpcd on my side for all interfaces.
> If I reconnect fast, it can happen, that I get the same subnet again.
> 

OK, it's good that you can reproduce this, and bad that I can't :(


Please could you reproduce the problem again, attach gdb as before.

Run the backtrace and check that the code is in match_netid, as before.
If it is, try the command

fin

to see if that functions returns.

If it does, try

fin

again, to see if the next function (option_filter) returns too.

If it does, try a final

fin

to see of send_ra returns.

I'm interested to know if the code is looping in match_netid or
option_filter, or if it's looping in send_ra or periodic_ra

Cheers,

Simon.






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