RE: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-09-18 Thread KY Srinivasan
celo.ce...@canonical.com; gre...@linuxfoundation.org; Haiyang Zhang > ; linux-kernel@vger.kernel.org; > jasow...@redhat.com; de...@linuxdriverproject.org > Subject: Re: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues > > Vitaly Kuznetsov writes: > > > > > Re

Re: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-09-18 Thread Vitaly Kuznetsov
Vitaly Kuznetsov writes: > > Reverting 6f3d791f300618caf82a2be0c27456edd76d5164 still helps. In addition to the above I got the following crash while playing with 4.14-rc1 (unmodified): [ 55.810080] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 55.814293] BUG: una

Re: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-09-18 Thread Vitaly Kuznetsov
Stephen Hemminger writes: > On Sep 15, 2017 11:01 AM, "KY Srinivasan" wrote: > > > Vitaly Kuznetsov writes: > > > > > > > > I'm seeing the same issue, reverting the offending > > > > > > commit 6f3d791f300618caf82a2be0c27456edd76d5164 > > > Author: K. Y. Srinivasan > > > Date: Fri Aug

RE: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-09-15 Thread KY Srinivasan
er...@vger.kernel.org; a...@canonical.com; marcelo.ce...@canonical.com; > de...@linuxdriverproject.org; leann.ogasaw...@canonical.com; Haiyang > Zhang > Subject: Re: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues > > Vitaly Kuznetsov writes: > > > Stephen He

Re: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-09-15 Thread Vitaly Kuznetsov
Vitaly Kuznetsov writes: > Stephen Hemminger writes: > >> On Fri, 11 Aug 2017 10:03:59 -0700 >> k...@exchange.microsoft.com wrote: >> >>> From: K. Y. Srinivasan >>> >>> This patch handles the following issues that were observed when we are >>> handling racing channel offer message and rescind

Re: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-09-15 Thread Vitaly Kuznetsov
Stephen Hemminger writes: > On Fri, 11 Aug 2017 10:03:59 -0700 > k...@exchange.microsoft.com wrote: > >> From: K. Y. Srinivasan >> >> This patch handles the following issues that were observed when we are >> handling racing channel offer message and rescind message for the same >> offer: >> >>

Re: [PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-08-24 Thread Stephen Hemminger
On Fri, 11 Aug 2017 10:03:59 -0700 k...@exchange.microsoft.com wrote: > From: K. Y. Srinivasan > > This patch handles the following issues that were observed when we are > handling racing channel offer message and rescind message for the same > offer: > > 1. Since the host does not respond to m

[PATCH 1/1] Drivers: hv: vmbus: Fix rescind handling issues

2017-08-11 Thread kys
From: K. Y. Srinivasan This patch handles the following issues that were observed when we are handling racing channel offer message and rescind message for the same offer: 1. Since the host does not respond to messages on a rescinded channel, in the current code, we could be indefinitely blocked