On Tue, Jul 11, 2017 at 08:02:33PM -0700, David Miller wrote: > From: Eduardo Valentin <eduval@xxxxxxxxxx> > Date: Tue, 11 Jul 2017 14:55:12 -0700 > > > We currently get the following kmemleak report: > > unreferenced object 0xffff8800039d9820 (size 32): > > comm "softirq", pid 0, jiffies 4295212383 (age 792.416s) > > hex dump (first 32 bytes): > > 00 0c e0 03 00 88 ff ff ff 02 00 00 00 00 00 00 ................ > > 00 00 00 01 ff 11 00 02 86 dd 00 00 ff ff ff ff ................ > > backtrace: > > [<ffffffff8152b4aa>] kmemleak_alloc+0x4a/0xa0 > > [<ffffffff811d8ec8>] kmem_cache_alloc_trace+0xb8/0x1c0 > > [<ffffffffa0389683>] __br_mdb_notify+0x2a3/0x300 [bridge] > > [<ffffffffa038a0ce>] br_mdb_notify+0x6e/0x70 [bridge] > > [<ffffffffa0386479>] br_multicast_add_group+0x109/0x150 [bridge] > > [<ffffffffa0386518>] br_ip6_multicast_add_group+0x58/0x60 [bridge] > > [<ffffffffa0387fb5>] br_multicast_rcv+0x1d5/0xdb0 [bridge] > > [<ffffffffa037d7cf>] br_handle_frame_finish+0xcf/0x510 [bridge] > > [<ffffffffa03a236b>] br_nf_hook_thresh.part.27+0xb/0x10 [br_netfilter] > > [<ffffffffa03a3738>] br_nf_hook_thresh+0x48/0xb0 [br_netfilter] > > [<ffffffffa03a3fb9>] br_nf_pre_routing_finish_ipv6+0x109/0x1d0 [br_netfilter] > > [<ffffffffa03a4400>] br_nf_pre_routing_ipv6+0xd0/0x14c [br_netfilter] > > [<ffffffffa03a3c27>] br_nf_pre_routing+0x197/0x3d0 [br_netfilter] > > [<ffffffff814a2952>] nf_iterate+0x52/0x60 > > [<ffffffff814a29bc>] nf_hook_slow+0x5c/0xb0 > > [<ffffffffa037ddf4>] br_handle_frame+0x1a4/0x2c0 [bridge] > > > > This happens when switchdev_port_obj_add() fails. This patch > > frees complete_info object in the fail path. > > Applied, thanks. > Thanks! > I'm so glad I pushed back on your original patch :-) man, me too !! :-) > > > Cc: stable <stable@xxxxxxxxxxxxxxx> # v4.9+ > > Please do not add stable tags to networking patches, I queue up and > submit networking -stable changes myself upon request which I am doing > in this case as well. Oh, I see. I won't copy stable next time and I will request you to queue, when applicable. > > Thanks. -- All the best, Eduardo Valentin