executing program
executing program
BUG: memory leak
unreferenced object 0xffff88811b447e20 (size 32):
  comm "syz-executor217", pid 6642, jiffies 4294942810 (age 13.900s)
  hex dump (first 32 bytes):
    00 a9 64 84 ff ff ff ff 58 a7 b4 83 ff ff ff ff  ..d.....X.......
    00 00 00 00 00 00 00 00 5f 74 3a 73 30 00 00 00  ........_t:s0...
  backtrace:
    [<000000002ad06e99>] kmalloc include/linux/slab.h:555 [inline]
    [<000000002ad06e99>] genl_dumpit_info_alloc net/netlink/genetlink.c:463 [inline]
    [<000000002ad06e99>] genl_family_rcv_msg_dumpit net/netlink/genetlink.c:598 [inline]
    [<000000002ad06e99>] genl_family_rcv_msg net/netlink/genetlink.c:715 [inline]
    [<000000002ad06e99>] genl_rcv_msg+0x360/0x520 net/netlink/genetlink.c:735
    [<00000000d215357a>] netlink_rcv_skb+0x5a/0x180 net/netlink/af_netlink.c:2469
    [<00000000856b9b16>] genl_rcv+0x24/0x40 net/netlink/genetlink.c:746
    [<0000000065a2f1a5>] netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline]
    [<0000000065a2f1a5>] netlink_unicast+0x20a/0x2f0 net/netlink/af_netlink.c:1329
    [<00000000bb5f550f>] netlink_sendmsg+0x2b5/0x560 net/netlink/af_netlink.c:1918
    [<000000007f2c6bf1>] sock_sendmsg_nosec net/socket.c:652 [inline]
    [<000000007f2c6bf1>] sock_sendmsg+0x4c/0x60 net/socket.c:672
    [<0000000085615df1>] sock_no_sendpage+0x8c/0xb0 net/core/sock.c:2762
    [<000000005d72fa08>] kernel_sendpage+0x45/0x80 net/socket.c:3808
    [<000000006353b332>] sock_sendpage+0x40/0x50 net/socket.c:950
    [<00000000b97aaa5c>] pipe_to_sendpage+0x87/0xe0 fs/splice.c:458
    [<00000000bbb3f889>] splice_from_pipe_feed fs/splice.c:512 [inline]
    [<00000000bbb3f889>] __splice_from_pipe+0x14a/0x250 fs/splice.c:636
    [<0000000083d7931d>] splice_from_pipe+0x70/0xb0 fs/splice.c:671
    [<000000005274ceef>] do_splice_from fs/splice.c:863 [inline]
    [<000000005274ceef>] do_splice+0x38b/0x780 fs/splice.c:1165
    [<00000000813d5c22>] __do_sys_splice fs/splice.c:1440 [inline]
    [<00000000813d5c22>] __se_sys_splice fs/splice.c:1422 [inline]
    [<00000000813d5c22>] __x64_sys_splice+0xaa/0x110 fs/splice.c:1422
    [<000000004a4d3328>] do_syscall_64+0x6e/0x220 arch/x86/entry/common.c:295
    [<000000006f28d47c>] entry_SYSCALL_64_after_hwframe+0x44/0xa9