SRU Justification:
Impact:
Bug causes easily reproducible freeze of networking on affected
systems when under moderate to high network load. Ordinary benchmark
tools such as iperf induce the problem without difficulty. Affected
systems are virtual machine instances running on Azure, utilizing the
hv_netvsc network device driver.
Fix:
Fix is to apply patch provided by Microsoft:
http://marc.info/?l=linux-kernel&m=144787522532687&w=2
Testcase:
Tested as described in Bug Description.
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https://bugs.launchpad.net/bugs/1508706
Title:
Networking hangs on azure using hv_netvsc; bisected
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