Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-24 Thread Gregory Rose
On 4/23/2018 2:21 PM, Pravin Shelar wrote: I pushed the master master and backported to 2.[6,7,8,9] branch. Thanks. Thank you! - Greg ___ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-23 Thread Pravin Shelar
On Tue, Apr 17, 2018 at 12:34 PM, Greg Rose wrote: > On RHEL 7.x kernels we observe a panic induced by a paging error > when the timer kicks off a job that subsequently accesses memory > that belonged to the openvswitch kernel module but was since > unloaded - thus the paging error. > > The panic

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-23 Thread Eric Garver
On Fri, Apr 20, 2018 at 09:03:14AM -0700, Gregory Rose wrote: > On 4/20/2018 5:39 AM, Eric Garver wrote: > > On Thu, Apr 19, 2018 at 08:07:33PM -0700, Gregory Rose wrote: > > Fantastic, I'll test this and whip up a patch. > > > Thanks! > > > > > > - Greg > > I'll be on the lookout for it. Thanks.

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-23 Thread Gregory Rose
On 4/23/2018 9:19 AM, Gregory Rose wrote: On 4/20/2018 9:36 AM, Gregory Rose wrote: On 4/20/2018 9:03 AM, Gregory Rose wrote: On 4/20/2018 5:39 AM, Eric Garver wrote: On Thu, Apr 19, 2018 at 08:07:33PM -0700, Gregory Rose wrote: Fantastic, I'll test this and whip up a patch. Thanks! - Gre

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-23 Thread Gregory Rose
On 4/20/2018 9:36 AM, Gregory Rose wrote: On 4/20/2018 9:03 AM, Gregory Rose wrote: On 4/20/2018 5:39 AM, Eric Garver wrote: On Thu, Apr 19, 2018 at 08:07:33PM -0700, Gregory Rose wrote: Fantastic, I'll test this and whip up a patch. Thanks! - Greg I'll be on the lookout for it. Thanks. [.

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-20 Thread Gregory Rose
On 4/20/2018 9:03 AM, Gregory Rose wrote: On 4/20/2018 5:39 AM, Eric Garver wrote: On Thu, Apr 19, 2018 at 08:07:33PM -0700, Gregory Rose wrote: Fantastic, I'll test this and whip up a patch. Thanks! - Greg I'll be on the lookout for it. Thanks. [..] Eric, with the above patch I'm getting

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-20 Thread Gregory Rose
On 4/20/2018 5:39 AM, Eric Garver wrote: On Thu, Apr 19, 2018 at 08:07:33PM -0700, Gregory Rose wrote: Fantastic, I'll test this and whip up a patch. Thanks! - Greg I'll be on the lookout for it. Thanks. [..] Eric, with the above patch I'm getting this on a stock RHEL 7.4 kernel: [  599.6

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-20 Thread Eric Garver
On Thu, Apr 19, 2018 at 08:07:33PM -0700, Gregory Rose wrote: > On 4/19/2018 4:18 PM, Flavio Leitner wrote: > > On Tue, Apr 17, 2018 at 12:34:08PM -0700, Greg Rose wrote: > > > On RHEL 7.x kernels we observe a panic induced by a paging error > > > when the timer kicks off a job that subsequently ac

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-19 Thread Gregory Rose
On 4/19/2018 4:18 PM, Flavio Leitner wrote: On Tue, Apr 17, 2018 at 12:34:08PM -0700, Greg Rose wrote: On RHEL 7.x kernels we observe a panic induced by a paging error when the timer kicks off a job that subsequently accesses memory that belonged to the openvswitch kernel module but was since un

Re: [ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-19 Thread Flavio Leitner
On Tue, Apr 17, 2018 at 12:34:08PM -0700, Greg Rose wrote: > On RHEL 7.x kernels we observe a panic induced by a paging error > when the timer kicks off a job that subsequently accesses memory > that belonged to the openvswitch kernel module but was since > unloaded - thus the paging error. > > Th

[ovs-dev] [PATCH V2] datapath: Prevent panic

2018-04-17 Thread Greg Rose
On RHEL 7.x kernels we observe a panic induced by a paging error when the timer kicks off a job that subsequently accesses memory that belonged to the openvswitch kernel module but was since unloaded - thus the paging error. The panic can be induced on any RHEL 7.x kernel with the following test: