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I would guess it is the kernel try to boot with the older version and see if it works

Inviato da iPhone ()

> Il giorno Jan 22, 2014, alle ore 9:16, Jonathan Proulx <jon at jonproulx.com> ha scritto:
> 
> Hi All,
> 
> noticed some (most but not all) of my network namespaces are no longer working:
> 
> # ip netns exec qdhcp-0a1d0a27-cffa-4de3-92c5-9d3fd3f2e74d ip addr
> seting the network namespace failed: Invalid argument
> 
> strace gives only slightly more info that I can't parse and probably
> adds no new information:
> 
> open("/var/run/netns/qdhcp-0a1d0a27-cffa-4de3-92c5-9d3fd3f2e74d", O_RDONLY) = 4
> syscall_308(0x4, 0x40000000, 0x7fff9edc3799, 0x7fff9edc34e0, 0x430af0,
> 0x392d336564342d61, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
> 0, 0, 0, 0, 0, 0, 0, 0, 0) = -1 (errno 22)
> write(2, "seting the network namespace fai"..., 54seting the network
> namespace failed: Invalid argument
> ) = 54
> 
> short of rebooting the controller how can I recover these?  Any
> guesses why they failed, this namespace particularly is our main
> client network and I was tcpdumping within it to debug issues earlier
> this week (it's existed since August and through our grizzly to havana
> update earlier this month)
> 
> -Jon
> 
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