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Re: Asterisk deadlocks since Kernel 4.1

From Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
Newsgroups linux.kernel
Subject Re: Asterisk deadlocks since Kernel 4.1
Date 2015-11-19 13:50 +0100
Message-ID <qwwP0-VP-11@gated-at.bofh.it> (permalink)
References (8 earlier) <qwu0N-7xT-5@gated-at.bofh.it> <qwuat-7Bg-5@gated-at.bofh.it> <qwvSV-iU-1@gated-at.bofh.it> <qwvSV-iU-7@gated-at.bofh.it> <qwwP0-VP-5@gated-at.bofh.it>
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Am 19.11.2015 um 13:41 schrieb Hannes Frederic Sowa:
> On Thu, Nov 19, 2015, at 12:43, Stefan Priebe - Profihost AG wrote:
>>
>> Am 19.11.2015 um 12:41 schrieb Hannes Frederic Sowa:
>>> On Thu, Nov 19, 2015, at 10:56, Stefan Priebe - Profihost AG wrote:
>>>> OK it had a livelock again. It just took more time.
>>>>
>>>> So here is the data:
>>>
>>> Thanks, I couldn't reproduce it so far with simple threaded resolver
>>> loop on your kernel. :/
>>>
>>> Your data is useless if you don't also provide the file descriptor which
>>> you are blocking on right now. ;)
>>>
>>> Thanks,
>>> Hannes
>>
>> ah sorry. So we need the gdb backtrace with the rcvmsg and then the fd
>> list + netlink list?
> 
> Yes, albeit the probability we find something new is minimal. We already
> know it blocks deep down in netlink code. I tried to reproduce it in
> multithreaded environment with no results so far. Can you even try a
> newer kernel?

I can try Kernel 4.4-rc1 next week. Or something else?

Stefan

> 
> Bye,
> Hannes
> 
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Thread

Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-17 15:50 +0100
  Re: Asterisk deadlocks since Kernel 4.1 Thomas Gleixner <tglx@linutronix.de> - 2015-11-17 20:20 +0100
    Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-11-17 20:30 +0100
      Re: Asterisk deadlocks since Kernel 4.1 Thomas Gleixner <tglx@linutronix.de> - 2015-11-17 20:50 +0100
        Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-11-18 21:30 +0100
          Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-11-18 22:10 +0100
            Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-11-18 22:30 +0100
              Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-11-18 22:30 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-19 10:40 +0100
          Re: Asterisk deadlocks since Kernel 4.1 Florian Weimer <fweimer@redhat.com> - 2015-11-18 22:20 +0100
            Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-11-18 22:30 +0100
              Re: Asterisk deadlocks since Kernel 4.1 Florian Weimer <fweimer@redhat.com> - 2015-11-19 10:40 +0100
            Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-11-18 22:40 +0100
              Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-11-18 22:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-11-18 22:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-11-18 23:00 +0100
              Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-19 10:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-19 11:00 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-11-19 12:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-19 12:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-11-19 13:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-19 13:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Florian Weimer <fweimer@redhat.com> - 2015-11-19 14:20 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-11-19 21:00 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-23 13:50 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-11-23 14:00 +0100
                Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-11-24 14:40 +0100
              Re: Asterisk deadlocks since Kernel 4.1 Florian Weimer <fweimer@redhat.com> - 2015-11-19 10:50 +0100

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