An addition to my #18 comment above. I forgot that I had to remove
logging on calls from skb_release_head_state to dst_release due to
performance impact of the number of calls. In both failure and success
scenarios, calls to dst_release by skb_release_head_state are also
present.
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You received
To add to my comment just above, we have found a workload that is not
under own our control (which limits what we can do with it, including
sharing it) but which exacerbates the issue on our systems. This
workload causes the issue less than 5% of the time and that gives us the
chance to look at wha
I'm working with Rodrigo Vaz and we've found some details about our
occurrence of this issue using systemtap.
rt_cache_route places a dst_entry struct into a fib_nh struct as the
nh_rth_input. Occasionally the reference counter on that dst is not
decremented by the time free_fib_info_rcu is called
The patch I posted before actually doesn't work. I hadn't restarted
since I had fixed the problem and that is why it seemed to work. I have
tested this one and it does work.
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Heartbeat fails to start after Dapper upgrade
https://launchpad.net/bugs/51933
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ubuntu-bugs
The patch below solved it for me.
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Heartbeat fails to start after Dapper upgrade
https://launchpad.net/bugs/51933
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