executing program executing program executing program executing program executing program BUG: memory leak unreferenced object 0xffff8881082c2640 (size 64): comm "syz-executor902", pid 8545, jiffies 4294974899 (age 12.820s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 01 00 00 00 01 02 00 04 ................ backtrace: [<000000001727c1ba>] kmalloc include/linux/slab.h:557 [inline] [<000000001727c1ba>] mrp_attr_create net/802/mrp.c:276 [inline] [<000000001727c1ba>] mrp_request_join+0x153/0x260 net/802/mrp.c:530 [<000000006458ed3c>] vlan_mvrp_request_join+0x96/0xa0 net/8021q/vlan_mvrp.c:40 [<000000007c778852>] vlan_dev_open+0x1e7/0x330 net/8021q/vlan_dev.c:292 [<00000000c6669b5a>] __dev_open+0x175/0x260 net/core/dev.c:1528 [<00000000dc919c4f>] __dev_change_flags+0x2fd/0x390 net/core/dev.c:8478 [<000000008963400b>] rtnl_configure_link+0x64/0x130 net/core/rtnetlink.c:3125 [<00000000c04837ee>] __rtnl_newlink+0xa7e/0xdc0 net/core/rtnetlink.c:3462 [<00000000b93b02cc>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3502 [<00000000a52c577d>] rtnetlink_rcv_msg+0x1fc/0x520 net/core/rtnetlink.c:5564 [<00000000c303f570>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494 [<000000000a4a40d6>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000000a4a40d6>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330 [<0000000089e8bf1e>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919 [<000000005a3e7f5d>] sock_sendmsg_nosec net/socket.c:652 [inline] [<000000005a3e7f5d>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000244e2b0d>] ____sys_sendmsg+0x36c/0x390 net/socket.c:2345 [<00000000269ea240>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2399 [<000000002b60b801>] __sys_sendmsg+0x88/0x100 net/socket.c:2432