BUG: memory leak
unreferenced object 0xffff88800af26a00 (size 64):
  comm "syz-executor.0", pid 5095, jiffies 4294923482 (age 16.780s)
  hex dump (first 32 bytes):
    05 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 ac 1e 00 01 01 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000001450fe4>] kmalloc include/linux/slab.h:552 [inline]
    [<0000000001450fe4>] kzalloc include/linux/slab.h:664 [inline]
    [<0000000001450fe4>] netlbl_mgmt_add_common+0x105c/0x1770 net/netlabel/netlabel_mgmt.c:173
    [<00000000921903f0>] netlbl_mgmt_add+0x28a/0x3e0 net/netlabel/netlabel_mgmt.c:439
    [<000000008e655d5d>] genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739
    [<00000000c3bd623c>] genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
    [<00000000c3bd623c>] genl_rcv_msg+0x33c/0x5a0 net/netlink/genetlink.c:800
    [<000000000cb4d72f>] netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2496
    [<00000000b4f14dce>] genl_rcv+0x24/0x40 net/netlink/genetlink.c:811
    [<00000000df2b707e>] netlink_unicast_kernel net/netlink/af_netlink.c:1306 [inline]
    [<00000000df2b707e>] netlink_unicast+0x53a/0x7e0 net/netlink/af_netlink.c:1332
    [<00000000616fb409>] netlink_sendmsg+0x860/0xda0 net/netlink/af_netlink.c:1921
    [<00000000a5a7f293>] sock_sendmsg_nosec net/socket.c:651 [inline]
    [<00000000a5a7f293>] sock_sendmsg+0x150/0x190 net/socket.c:671
    [<00000000ade85b8b>] ____sys_sendmsg+0x709/0x870 net/socket.c:2353
    [<00000000b03e594d>] ___sys_sendmsg+0xf3/0x170 net/socket.c:2407
    [<00000000e5a56b2a>] __sys_sendmsg+0xe5/0x1b0 net/socket.c:2440
    [<00000000d7b63cd5>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000aa76a43a>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: leak checking failed