2019/12/07 14:38:04 executed programs: 1
BUG: memory leak
unreferenced object 0xffff888114468700 (size 224):
  comm "syz-executor.0", pid 7234, jiffies 4295040027 (age 13.070s)
  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 2c 1e 17 81 88 ff ff  .........,......
  backtrace:
    [<00000000dce9790d>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000dce9790d>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<00000000dce9790d>] slab_alloc_node mm/slab.c:3263 [inline]
    [<00000000dce9790d>] kmem_cache_alloc_node+0x163/0x2f0 mm/slab.c:3575
    [<000000000eabe7c9>] __alloc_skb+0x6e/0x210 net/core/skbuff.c:197
    [<00000000c9064373>] alloc_skb include/linux/skbuff.h:1049 [inline]
    [<00000000c9064373>] sock_wmalloc+0x51/0x80 net/core/sock.c:2093
    [<00000000cb224942>] pppoe_sendmsg+0xca/0x280 drivers/net/ppp/pppoe.c:866
    [<00000000b0035a53>] sock_sendmsg_nosec net/socket.c:639 [inline]
    [<00000000b0035a53>] sock_sendmsg+0x54/0x70 net/socket.c:659
    [<000000004bacb3a6>] ____sys_sendmsg+0x123/0x300 net/socket.c:2330
    [<000000003cdcaa13>] ___sys_sendmsg+0x8a/0xd0 net/socket.c:2384
    [<00000000de36ba4d>] __sys_sendmmsg+0xf4/0x270 net/socket.c:2474
    [<00000000f6f7ed87>] __do_sys_sendmmsg net/socket.c:2503 [inline]
    [<00000000f6f7ed87>] __se_sys_sendmmsg net/socket.c:2500 [inline]
    [<00000000f6f7ed87>] __x64_sys_sendmmsg+0x28/0x30 net/socket.c:2500
    [<00000000f20acd89>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<00000000f8c41eb1>] entry_SYSCALL_64_after_hwframe+0x44/0xa9