2020/11/25 16:28:58 executed programs: 68
BUG: memory leak
unreferenced object 0xffff888125d6a380 (size 64):
  comm "syz-executor.2", pid 10927, jiffies 4294964254 (age 15.670s)
  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 00  ................
  backtrace:
    [<00000000df71d99e>] kmalloc include/linux/slab.h:557 [inline]
    [<00000000df71d99e>] mrp_attr_create net/802/mrp.c:276 [inline]
    [<00000000df71d99e>] mrp_request_join+0x153/0x260 net/802/mrp.c:530
    [<0000000060da192c>] vlan_mvrp_request_join+0x96/0xa0 net/8021q/vlan_mvrp.c:40
    [<00000000e300560b>] vlan_dev_open+0x1e7/0x330 net/8021q/vlan_dev.c:292
    [<000000007becfa7a>] __dev_open+0x175/0x260 net/core/dev.c:1523
    [<000000000df4ba7d>] __dev_change_flags+0x2fd/0x390 net/core/dev.c:8423
    [<0000000083a6d65c>] rtnl_configure_link+0x64/0x130 net/core/rtnetlink.c:3123
    [<0000000086ba5e74>] __rtnl_newlink+0xa7e/0xdb0 net/core/rtnetlink.c:3460
    [<000000005e7a8986>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3500
    [<0000000078d4fa76>] rtnetlink_rcv_msg+0x1f5/0x510 net/core/rtnetlink.c:5562
    [<000000002376f1ca>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494
    [<00000000d60abc77>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
    [<00000000d60abc77>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330
    [<000000009fb8799b>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919
    [<0000000081a6e6bb>] sock_sendmsg_nosec net/socket.c:651 [inline]
    [<0000000081a6e6bb>] sock_sendmsg+0x56/0x80 net/socket.c:671
    [<0000000097f8147c>] ____sys_sendmsg+0x36c/0x390 net/socket.c:2353
    [<000000001e2862f0>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2407
    [<0000000042feff9f>] __sys_sendmsg+0x88/0x100 net/socket.c:2440

BUG: memory leak
unreferenced object 0xffff888125c76180 (size 64):
  comm "syz-executor.0", pid 10957, jiffies 4294964255 (age 15.660s)
  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 00  ................
  backtrace:
    [<00000000df71d99e>] kmalloc include/linux/slab.h:557 [inline]
    [<00000000df71d99e>] mrp_attr_create net/802/mrp.c:276 [inline]
    [<00000000df71d99e>] mrp_request_join+0x153/0x260 net/802/mrp.c:530
    [<0000000060da192c>] vlan_mvrp_request_join+0x96/0xa0 net/8021q/vlan_mvrp.c:40
    [<00000000e300560b>] vlan_dev_open+0x1e7/0x330 net/8021q/vlan_dev.c:292
    [<000000007becfa7a>] __dev_open+0x175/0x260 net/core/dev.c:1523
    [<000000000df4ba7d>] __dev_change_flags+0x2fd/0x390 net/core/dev.c:8423
    [<0000000083a6d65c>] rtnl_configure_link+0x64/0x130 net/core/rtnetlink.c:3123
    [<0000000086ba5e74>] __rtnl_newlink+0xa7e/0xdb0 net/core/rtnetlink.c:3460
    [<000000005e7a8986>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3500
    [<0000000078d4fa76>] rtnetlink_rcv_msg+0x1f5/0x510 net/core/rtnetlink.c:5562
    [<000000002376f1ca>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2494
    [<00000000d60abc77>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
    [<00000000d60abc77>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1330
    [<000000009fb8799b>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1919
    [<0000000081a6e6bb>] sock_sendmsg_nosec net/socket.c:651 [inline]
    [<0000000081a6e6bb>] sock_sendmsg+0x56/0x80 net/socket.c:671
    [<0000000097f8147c>] ____sys_sendmsg+0x36c/0x390 net/socket.c:2353
    [<000000001e2862f0>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2407
    [<0000000042feff9f>] __sys_sendmsg+0x88/0x100 net/socket.c:2440