executing program executing program BUG: memory leak unreferenced object 0xffff888119bb75e0 (size 32): comm "syz-executor655", pid 6632, jiffies 4294941466 (age 13.420s) hex dump (first 32 bytes): 00 a9 64 84 ff ff ff ff 58 9c 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: [<000000006be2cd01>] kmalloc include/linux/slab.h:555 [inline] [<000000006be2cd01>] genl_dumpit_info_alloc net/netlink/genetlink.c:463 [inline] [<000000006be2cd01>] genl_family_rcv_msg_dumpit net/netlink/genetlink.c:598 [inline] [<000000006be2cd01>] genl_family_rcv_msg net/netlink/genetlink.c:715 [inline] [<000000006be2cd01>] genl_rcv_msg+0x360/0x520 net/netlink/genetlink.c:735 [<000000004203cddd>] netlink_rcv_skb+0x5a/0x180 net/netlink/af_netlink.c:2469 [<0000000046ca30b5>] genl_rcv+0x24/0x40 net/netlink/genetlink.c:746 [<0000000055862066>] netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] [<0000000055862066>] netlink_unicast+0x20a/0x2f0 net/netlink/af_netlink.c:1329 [<00000000b7bfb30b>] netlink_sendmsg+0x2b5/0x560 net/netlink/af_netlink.c:1918 [<000000001f9b93ad>] sock_sendmsg_nosec net/socket.c:652 [inline] [<000000001f9b93ad>] sock_sendmsg+0x4c/0x60 net/socket.c:672 [<000000006028bf20>] ____sys_sendmsg+0x2c0/0x2f0 net/socket.c:2362 [<00000000224a0cdb>] ___sys_sendmsg+0x8a/0xd0 net/socket.c:2416 [<00000000dd4f301a>] __sys_sendmsg+0x77/0xe0 net/socket.c:2449 [<00000000e5397447>] do_syscall_64+0x6e/0x220 arch/x86/entry/common.c:295 [<00000000bfec3c14>] entry_SYSCALL_64_after_hwframe+0x44/0xa9