BUG: memory leak
unreferenced object 0xffff88811678a700 (size 240):
  comm "syz-executor.7", pid 4057, jiffies 4295107362 (age 58.880s)
  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 1c 8f 19 81 88 ff ff  ................
  backtrace:
    [<ffffffff8387c359>] __alloc_skb+0x1f9/0x270 net/core/skbuff.c:422
    [<ffffffff8387301d>] alloc_skb include/linux/skbuff.h:1257 [inline]
    [<ffffffff8387301d>] sock_wmalloc+0x5d/0x90 net/core/sock.c:2514
    [<ffffffff82b34bfb>] pppoe_sendmsg+0xfb/0x2c0 drivers/net/ppp/pppoe.c:867
    [<ffffffff8386a716>] sock_sendmsg_nosec net/socket.c:714 [inline]
    [<ffffffff8386a716>] sock_sendmsg+0x56/0x80 net/socket.c:734
    [<ffffffff8386aa8a>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2482
    [<ffffffff8386f578>] ___sys_sendmsg+0xa8/0x110 net/socket.c:2536
    [<ffffffff8386f8c5>] __sys_sendmmsg+0x105/0x330 net/socket.c:2622
    [<ffffffff8386fb14>] __do_sys_sendmmsg net/socket.c:2651 [inline]
    [<ffffffff8386fb14>] __se_sys_sendmmsg net/socket.c:2648 [inline]
    [<ffffffff8386fb14>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2648
    [<ffffffff845eab85>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff845eab85>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff888118f4aa00 (size 512):
  comm "syz-executor.7", pid 4057, jiffies 4295107362 (age 58.880s)
  hex dump (first 32 bytes):
    00 00 aa aa aa aa aa 35 aa aa aa aa aa 35 88 64  .......5.....5.d
    11 00 03 02 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff8387c23d>] kmalloc_reserve net/core/skbuff.c:362 [inline]
    [<ffffffff8387c23d>] __alloc_skb+0xdd/0x270 net/core/skbuff.c:434
    [<ffffffff8387301d>] alloc_skb include/linux/skbuff.h:1257 [inline]
    [<ffffffff8387301d>] sock_wmalloc+0x5d/0x90 net/core/sock.c:2514
    [<ffffffff82b34bfb>] pppoe_sendmsg+0xfb/0x2c0 drivers/net/ppp/pppoe.c:867
    [<ffffffff8386a716>] sock_sendmsg_nosec net/socket.c:714 [inline]
    [<ffffffff8386a716>] sock_sendmsg+0x56/0x80 net/socket.c:734
    [<ffffffff8386aa8a>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2482
    [<ffffffff8386f578>] ___sys_sendmsg+0xa8/0x110 net/socket.c:2536
    [<ffffffff8386f8c5>] __sys_sendmmsg+0x105/0x330 net/socket.c:2622
    [<ffffffff8386fb14>] __do_sys_sendmmsg net/socket.c:2651 [inline]
    [<ffffffff8386fb14>] __se_sys_sendmmsg net/socket.c:2648 [inline]
    [<ffffffff8386fb14>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2648
    [<ffffffff845eab85>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff845eab85>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd