executing program
BUG: memory leak
unreferenced object 0xffff888127865f00 (size 32):
  comm "syz-executor189", pid 6429, jiffies 4294945662 (age 13.440s)
  hex dump (first 32 bytes):
    c0 f9 64 84 ff ff ff ff e0 37 b5 83 ff ff ff ff  ..d......7......
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000a69cdeeb>] kmalloc include/linux/slab.h:555 [inline]
    [<00000000a69cdeeb>] genl_dumpit_info_alloc net/netlink/genetlink.c:463 [inline]
    [<00000000a69cdeeb>] genl_family_rcv_msg_dumpit net/netlink/genetlink.c:598 [inline]
    [<00000000a69cdeeb>] genl_family_rcv_msg net/netlink/genetlink.c:715 [inline]
    [<00000000a69cdeeb>] genl_rcv_msg+0x360/0x520 net/netlink/genetlink.c:735
    [<0000000034915870>] netlink_rcv_skb+0x5a/0x180 net/netlink/af_netlink.c:2469
    [<00000000529a9a81>] genl_rcv+0x24/0x40 net/netlink/genetlink.c:746
    [<000000008e52377f>] netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline]
    [<000000008e52377f>] netlink_unicast+0x20a/0x2f0 net/netlink/af_netlink.c:1329
    [<00000000d45ec2a9>] netlink_sendmsg+0x2b5/0x560 net/netlink/af_netlink.c:1918
    [<000000001e439d2a>] sock_sendmsg_nosec net/socket.c:652 [inline]
    [<000000001e439d2a>] sock_sendmsg+0x4c/0x60 net/socket.c:672
    [<00000000a89c270b>] ____sys_sendmsg+0x2c4/0x2f0 net/socket.c:2352
    [<000000006e2ca3c8>] ___sys_sendmsg+0x8a/0xd0 net/socket.c:2406
    [<00000000c4048b25>] __sys_sendmsg+0x77/0xe0 net/socket.c:2439
    [<00000000a0909b0d>] do_syscall_64+0x6e/0x220 arch/x86/entry/common.c:295
    [<000000009b2f7390>] entry_SYSCALL_64_after_hwframe+0x44/0xa9