BUG: memory leak unreferenced object 0xffff88810db52100 (size 232): comm "syz-executor121", pid 8392, jiffies 4294950072 (age 30.020s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __alloc_skb+0x20f/0x280 net/core/skbuff.c:412 [] __pskb_copy_fclone+0x73/0x330 net/core/skbuff.c:1601 [] __pskb_copy include/linux/skbuff.h:1167 [inline] [] tipc_msg_reassemble+0x163/0x1a0 net/tipc/msg.c:778 [] tipc_mcast_xmit+0x392/0x7c0 net/tipc/bcast.c:392 [] tipc_sendmcast+0x336/0x410 net/tipc/socket.c:883 [] __tipc_sendmsg+0x760/0xa80 net/tipc/socket.c:1476 [] tipc_sendmsg+0x31/0x50 net/tipc/socket.c:1409 [] sock_sendmsg_nosec net/socket.c:654 [inline] [] sock_sendmsg+0x56/0x80 net/socket.c:674 [] sock_no_sendpage+0x8f/0xc0 net/core/sock.c:2854 [] kernel_sendpage.part.0+0xeb/0x150 net/socket.c:3631 [] kernel_sendpage net/socket.c:3628 [inline] [] sock_sendpage+0x5b/0x90 net/socket.c:947 [] pipe_to_sendpage+0xa2/0x110 fs/splice.c:364 [] splice_from_pipe_feed fs/splice.c:418 [inline] [] __splice_from_pipe+0x1e2/0x330 fs/splice.c:562 [] splice_from_pipe fs/splice.c:597 [inline] [] generic_splice_sendpage+0x6f/0xa0 fs/splice.c:746 [] do_splice_from fs/splice.c:767 [inline] [] direct_splice_actor+0x4b/0x70 fs/splice.c:936 [] splice_direct_to_actor+0x153/0x350 fs/splice.c:891