executing program
BUG: memory leak
unreferenced object 0xffff88810cc3b180 (size 128):
  comm "syz-executor890", pid 6997, jiffies 4294946230 (age 13.920s)
  hex dump (first 32 bytes):
    00 b0 70 1e 81 88 ff ff 00 b1 c3 0c 81 88 ff ff  ..p.............
    00 9b 73 22 81 88 ff ff 00 00 00 00 00 00 00 00  ..s"............
  backtrace:
    [<000000002fcf3e34>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000002fcf3e34>] slab_post_alloc_hook mm/slab.h:522 [inline]
    [<000000002fcf3e34>] slab_alloc mm/slab.c:3319 [inline]
    [<000000002fcf3e34>] kmem_cache_alloc_trace+0x145/0x2c0 mm/slab.c:3548
    [<000000006e885236>] kmalloc include/linux/slab.h:552 [inline]
    [<000000006e885236>] kzalloc include/linux/slab.h:748 [inline]
    [<000000006e885236>] ovs_vport_alloc+0x37/0xf0 net/openvswitch/vport.c:130
    [<00000000e68cfb14>] internal_dev_create+0x24/0x1d0 net/openvswitch/vport-internal_dev.c:164
    [<00000000437bbba7>] ovs_vport_add+0x81/0x190 net/openvswitch/vport.c:199
    [<000000001c461707>] new_vport+0x19/0x80 net/openvswitch/datapath.c:194
    [<000000003b28789e>] ovs_dp_cmd_new+0x22f/0x410 net/openvswitch/datapath.c:1615
    [<00000000f09908b2>] genl_family_rcv_msg+0x2ab/0x5b0 net/netlink/genetlink.c:629
    [<00000000ab44e7ba>] genl_rcv_msg+0x54/0xa0 net/netlink/genetlink.c:654
    [<0000000027bef7e0>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2477
    [<000000007a3f2d09>] genl_rcv+0x29/0x40 net/netlink/genetlink.c:665
    [<000000004567b4a9>] netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
    [<000000004567b4a9>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1328
    [<00000000da9b0155>] netlink_sendmsg+0x270/0x480 net/netlink/af_netlink.c:1917
    [<00000000755d6e3b>] sock_sendmsg_nosec net/socket.c:637 [inline]
    [<00000000755d6e3b>] sock_sendmsg+0x54/0x70 net/socket.c:657
    [<00000000f06f61ad>] ___sys_sendmsg+0x393/0x3c0 net/socket.c:2311
    [<0000000025ad9377>] __sys_sendmsg+0x80/0xf0 net/socket.c:2356
    [<00000000ab63e7af>] __do_sys_sendmsg net/socket.c:2365 [inline]
    [<00000000ab63e7af>] __se_sys_sendmsg net/socket.c:2363 [inline]
    [<00000000ab63e7af>] __x64_sys_sendmsg+0x23/0x30 net/socket.c:2363