On 2/22/21 1:37 AM, Eric Dumazet wrote: > > > On 2/22/21 4:15 AM, Yejune Deng wrote: >> The arp_hh_ops structure is similar to the arp_generic_ops structure. >> but the latter is more general,so remove the arp_hh_ops structure. >> >> Fix when took out the neigh->ops assignment: >> 8.973653] #PF: supervisor read access in kernel mode >> [ 8.975027] #PF: error_code(0x0000) - not-present page >> [ 8.976310] PGD 0 P4D 0 >> [ 8.977036] Oops: 0000 [#1] SMP PTI >> [ 8.977973] CPU: 1 PID: 210 Comm: sd-resolve Not tainted >> 5.11.0-rc7-02046-g4591591ab715 #1 >> [ 8.979998] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS >> 1.12.0-1 04/01/2014 >> [ 8.981996] RIP: 0010:neigh_probe >> (kbuild/src/consumer/net/core/neighbour.c:1009) >> > > I have a hard time understanding this patch submission. > > This seems a mix of a net-next and net material ?
It is net-next at best. > > > >> Reported-by: kernel test robot <oliver.s...@intel.com> > > If this is a bug fix, we want a Fixes: tag > > This will really help us. Please don't let us guess what is going on. > This patch is a v2. v1 was clearly wrong and not tested; I responded as such 12 hours before the robot test.
