BUG: memory leak
unreferenced object 0xffff88800924f380 (size 96):
  comm "syz-executor.5", pid 6061, jiffies 4295134940 (age 18.274s)
  hex dump (first 32 bytes):
    05 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    fe 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01  ................
  backtrace:
    [<0000000010786039>] kmalloc include/linux/slab.h:552 [inline]
    [<0000000010786039>] kzalloc include/linux/slab.h:664 [inline]
    [<0000000010786039>] netlbl_mgmt_add_common+0xb36/0x1770 net/netlabel/netlabel_mgmt.c:221
    [<0000000040a3a38a>] netlbl_mgmt_add+0x28a/0x3e0 net/netlabel/netlabel_mgmt.c:439
    [<00000000a228e029>] genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739
    [<00000000ce1cfb03>] genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
    [<00000000ce1cfb03>] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800
    [<00000000d43a8925>] netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2496
    [<00000000c0edcd9e>] genl_rcv+0x24/0x40 net/netlink/genetlink.c:811
    [<00000000e3d0a313>] netlink_unicast_kernel net/netlink/af_netlink.c:1306 [inline]
    [<00000000e3d0a313>] netlink_unicast+0x53a/0x7e0 net/netlink/af_netlink.c:1332
    [<000000002413b0a5>] netlink_sendmsg+0x860/0xda0 net/netlink/af_netlink.c:1921
    [<000000005053da08>] sock_sendmsg_nosec net/socket.c:651 [inline]
    [<000000005053da08>] sock_sendmsg+0x150/0x190 net/socket.c:671
    [<00000000428dff90>] ____sys_sendmsg+0x709/0x870 net/socket.c:2353
    [<00000000be89b8c4>] ___sys_sendmsg+0xf3/0x170 net/socket.c:2407
    [<00000000f08a357a>] __sys_sendmsg+0xe5/0x1b0 net/socket.c:2440
    [<000000008ad37c6c>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<0000000092eca254>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: leak checking failed