Re: Race Condition Observed in ARP Processing.

2021-01-01 Thread Chinmay Agarwal
Sure, will raise a patch post testing. On Thu, Dec 31, 2020 at 10:53:59AM -0800, Cong Wang wrote: > On Tue, Dec 29, 2020 at 8:06 AM Chinmay Agarwal > wrote: > > > > Hi All, > > > > We found a crash while performing some automated stress tests on a 5.4 > > kernel based device. > > > > We found o

Re: Race Condition Observed in ARP Processing.

2020-12-31 Thread Cong Wang
On Tue, Dec 29, 2020 at 8:06 AM Chinmay Agarwal wrote: > > Hi All, > > We found a crash while performing some automated stress tests on a 5.4 kernel > based device. > > We found out that it there is a freed neighbour address which was still part > of the gc_list and was leading to crash. > Upon

Race Condition Observed in ARP Processing.

2020-12-29 Thread Chinmay Agarwal
Hi All, We found a crash while performing some automated stress tests on a 5.4 kernel based device. We found out that it there is a freed neighbour address which was still part of the gc_list and was leading to crash. Upon adding some debugs and checking neigh_put/neigh_hold/neigh_destroy calls