BUG: memory leak unreferenced object 0xffff888104724c40 (size 64): comm "syz-executor.0", pid 8408, jiffies 4294943909 (age 10.840s) 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 08 00 00 00 01 02 0b 00 ................ backtrace: [<00000000f7d40911>] kmalloc include/linux/slab.h:559 [inline] [<00000000f7d40911>] garp_attr_create net/802/garp.c:187 [inline] [<00000000f7d40911>] garp_request_join+0x119/0x200 net/802/garp.c:350 [<00000000be831a35>] vlan_gvrp_request_join+0x85/0x90 net/8021q/vlan_gvrp.c:34 [<00000000537ad241>] vlan_dev_open+0x14e/0x260 net/8021q/vlan_dev.c:289 [<00000000c0f40be5>] __dev_open+0x12e/0x1f0 net/core/dev.c:1521 [<000000005518d0b7>] __dev_change_flags+0x25a/0x2e0 net/core/dev.c:8284 [<000000009c3c948a>] rtnl_configure_link+0x51/0x100 net/core/rtnetlink.c:3123 [<000000006f5337b0>] __rtnl_newlink+0x90d/0xbc0 net/core/rtnetlink.c:3460 [<0000000073dcd741>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3500 [<00000000b77f4816>] rtnetlink_rcv_msg+0x17e/0x460 net/core/rtnetlink.c:5563 [<000000000077be1b>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470 [<000000000b3bee47>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000000b3bee47>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330 [<00000000072ec87e>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919 [<000000001cfbd3bc>] sock_sendmsg_nosec net/socket.c:651 [inline] [<000000001cfbd3bc>] sock_sendmsg+0x4c/0x60 net/socket.c:671 [<000000002a75516b>] ____sys_sendmsg+0x2c4/0x2f0 net/socket.c:2353 [<000000005990090f>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407 [<000000001b70ce87>] __sys_sendmsg+0x77/0xe0 net/socket.c:2440 BUG: memory leak unreferenced object 0xffff888103c0a680 (size 64): comm "syz-executor.0", pid 8429, jiffies 4294943973 (age 10.200s) 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 08 00 00 00 01 02 0b 00 ................ backtrace: [<00000000f7d40911>] kmalloc include/linux/slab.h:559 [inline] [<00000000f7d40911>] garp_attr_create net/802/garp.c:187 [inline] [<00000000f7d40911>] garp_request_join+0x119/0x200 net/802/garp.c:350 [<00000000be831a35>] vlan_gvrp_request_join+0x85/0x90 net/8021q/vlan_gvrp.c:34 [<00000000537ad241>] vlan_dev_open+0x14e/0x260 net/8021q/vlan_dev.c:289 [<00000000c0f40be5>] __dev_open+0x12e/0x1f0 net/core/dev.c:1521 [<000000005518d0b7>] __dev_change_flags+0x25a/0x2e0 net/core/dev.c:8284 [<000000009c3c948a>] rtnl_configure_link+0x51/0x100 net/core/rtnetlink.c:3123 [<000000006f5337b0>] __rtnl_newlink+0x90d/0xbc0 net/core/rtnetlink.c:3460 [<0000000073dcd741>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3500 [<00000000b77f4816>] rtnetlink_rcv_msg+0x17e/0x460 net/core/rtnetlink.c:5563 [<000000000077be1b>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470 [<000000000b3bee47>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000000b3bee47>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330 [<00000000072ec87e>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919 [<000000001cfbd3bc>] sock_sendmsg_nosec net/socket.c:651 [inline] [<000000001cfbd3bc>] sock_sendmsg+0x4c/0x60 net/socket.c:671 [<000000002a75516b>] ____sys_sendmsg+0x2c4/0x2f0 net/socket.c:2353 [<000000005990090f>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407 [<000000001b70ce87>] __sys_sendmsg+0x77/0xe0 net/socket.c:2440 BUG: memory leak unreferenced object 0xffff888103d02dc0 (size 64): comm "syz-executor.0", pid 8460, jiffies 4294944014 (age 9.790s) 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 08 00 00 00 01 02 0b 00 ................ backtrace: [<00000000f7d40911>] kmalloc include/linux/slab.h:559 [inline] [<00000000f7d40911>] garp_attr_create net/802/garp.c:187 [inline] [<00000000f7d40911>] garp_request_join+0x119/0x200 net/802/garp.c:350 [<00000000be831a35>] vlan_gvrp_request_join+0x85/0x90 net/8021q/vlan_gvrp.c:34 [<00000000537ad241>] vlan_dev_open+0x14e/0x260 net/8021q/vlan_dev.c:289 [<00000000c0f40be5>] __dev_open+0x12e/0x1f0 net/core/dev.c:1521 [<000000005518d0b7>] __dev_change_flags+0x25a/0x2e0 net/core/dev.c:8284 [<000000009c3c948a>] rtnl_configure_link+0x51/0x100 net/core/rtnetlink.c:3123 [<000000006f5337b0>] __rtnl_newlink+0x90d/0xbc0 net/core/rtnetlink.c:3460 [<0000000073dcd741>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3500 [<00000000b77f4816>] rtnetlink_rcv_msg+0x17e/0x460 net/core/rtnetlink.c:5563 [<000000000077be1b>] netlink_rcv_skb+0x5b/0x180 net/netlink/af_netlink.c:2470 [<000000000b3bee47>] netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline] [<000000000b3bee47>] netlink_unicast+0x2b6/0x3c0 net/netlink/af_netlink.c:1330 [<00000000072ec87e>] netlink_sendmsg+0x2ba/0x570 net/netlink/af_netlink.c:1919 [<000000001cfbd3bc>] sock_sendmsg_nosec net/socket.c:651 [inline] [<000000001cfbd3bc>] sock_sendmsg+0x4c/0x60 net/socket.c:671 [<000000002a75516b>] ____sys_sendmsg+0x2c4/0x2f0 net/socket.c:2353 [<000000005990090f>] ___sys_sendmsg+0x81/0xc0 net/socket.c:2407 [<000000001b70ce87>] __sys_sendmsg+0x77/0xe0 net/socket.c:2440