*** This bug is a duplicate of bug 1924314 ***
https://bugs.launchpad.net/bugs/1924314
** This bug has been marked a duplicate of bug 1924314
netvsc may cause CPU lockup
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https://bugs.launchpad.net/bugs/1923888
Title:
Apply Patch to 4.15 kernels which will resolve a netvsc bug
Status in linux-azure package in Ubuntu:
New
Bug description:
A soft lockup is happening to Customers due to a bug in netvsc_poll.
Ubuntu 4.15.0-1103 has CONFIG_NET_POLL_CONTROLLER=y in kernel config
file, there is a bug in netvsc that may cause CPU lockup with
POLL_CONTROLLER. This bug has been fixed by the following patch:
commit 2a7f8c3b1d3feedee3aa319ac220cbde3725b5d5
Author: Stephen Hemminger <[email protected]>
Date: Sat Sep 29 14:52:56 2018 +0200
hv_netvsc: remove ndo_poll_controller
This commit is in mainline as of 4.20-rc1.
Microsoft would like to request this patch in 4.15 based Azure
kernels.
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https://bugs.launchpad.net/ubuntu/+source/linux-azure/+bug/1923888/+subscriptions
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