executing program
BUG: memory leak
unreferenced object 0xffff88811b763920 (size 32):
  comm "syz-executor099", pid 6655, jiffies 4294948082 (age 13.040s)
  hex dump (first 32 bytes):
    00 a8 64 84 ff ff ff ff 60 9e b4 83 ff ff ff ff  ..d.....`.......
    00 00 00 00 00 00 00 00 5f 74 3a 73 30 00 00 00  ........_t:s0...
  backtrace:
    [<0000000069728ad0>] kmalloc include/linux/slab.h:555 [inline]
    [<0000000069728ad0>] genl_dumpit_info_alloc net/netlink/genetlink.c:463 [inline]
    [<0000000069728ad0>] genl_family_rcv_msg_dumpit net/netlink/genetlink.c:598 [inline]
    [<0000000069728ad0>] genl_family_rcv_msg net/netlink/genetlink.c:715 [inline]
    [<0000000069728ad0>] genl_rcv_msg+0x360/0x520 net/netlink/genetlink.c:735
    [<000000004c0c3bee>] netlink_rcv_skb+0x5a/0x180 net/netlink/af_netlink.c:2469
    [<00000000f38a4600>] genl_rcv+0x24/0x40 net/netlink/genetlink.c:746
    [<00000000e8cfb6c9>] netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline]
    [<00000000e8cfb6c9>] netlink_unicast+0x20a/0x2f0 net/netlink/af_netlink.c:1329
    [<00000000609ffc99>] netlink_sendmsg+0x2b5/0x560 net/netlink/af_netlink.c:1918
    [<00000000d912a6f6>] sock_sendmsg_nosec net/socket.c:652 [inline]
    [<00000000d912a6f6>] sock_sendmsg+0x4c/0x60 net/socket.c:672
    [<00000000967e268d>] ____sys_sendmsg+0x2c0/0x2f0 net/socket.c:2362
    [<00000000c7657b5b>] ___sys_sendmsg+0x8a/0xd0 net/socket.c:2416
    [<000000003e50c8a7>] __sys_sendmsg+0x77/0xe0 net/socket.c:2449
    [<000000002335fae9>] do_syscall_64+0x6e/0x220 arch/x86/entry/common.c:295
    [<000000000b7e86d4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9