BUG: memory leak
unreferenced object 0xffff88811147fb00 (size 240):
  comm "syz-executor.2", pid 5179, jiffies 4294944180 (age 8.950s)
  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 10 09 12 81 88 ff ff  ................
  backtrace:
    [<ffffffff81632157>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff81632157>] slab_post_alloc_hook mm/slab.h:766 [inline]
    [<ffffffff81632157>] slab_alloc_node mm/slub.c:3478 [inline]
    [<ffffffff81632157>] kmem_cache_alloc_node+0x2c7/0x450 mm/slub.c:3523
    [<ffffffff83edc43f>] __alloc_skb+0x1ef/0x230 net/core/skbuff.c:641
    [<ffffffff83ed0143>] alloc_skb include/linux/skbuff.h:1286 [inline]
    [<ffffffff83ed0143>] sock_wmalloc+0x63/0x90 net/core/sock.c:2629
    [<ffffffff8304e0bc>] pppoe_sendmsg+0x10c/0x2d0 drivers/net/ppp/pppoe.c:867
    [<ffffffff83ec6582>] sock_sendmsg_nosec net/socket.c:730 [inline]
    [<ffffffff83ec6582>] __sock_sendmsg+0x52/0xa0 net/socket.c:745
    [<ffffffff83ec69be>] ____sys_sendmsg+0x14e/0x470 net/socket.c:2584
    [<ffffffff83eca8f9>] ___sys_sendmsg+0xc9/0x130 net/socket.c:2638
    [<ffffffff83ecacae>] __sys_sendmmsg+0x12e/0x330 net/socket.c:2724
    [<ffffffff83ecaed5>] __do_sys_sendmmsg net/socket.c:2753 [inline]
    [<ffffffff83ecaed5>] __se_sys_sendmmsg net/socket.c:2750 [inline]
    [<ffffffff83ecaed5>] __x64_sys_sendmmsg+0x25/0x30 net/socket.c:2750
    [<ffffffff84b71e2f>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff84b71e2f>] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:83
    [<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0x6b

BUG: memory leak
unreferenced object 0xffff88811d4f7900 (size 640):
  comm "syz-executor.2", pid 5179, jiffies 4294944180 (age 8.950s)
  hex dump (first 32 bytes):
    00 00 aa aa aa aa aa 0a aa aa aa aa aa 0a 88 64  ...............d
    11 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff81632157>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff81632157>] slab_post_alloc_hook mm/slab.h:766 [inline]
    [<ffffffff81632157>] slab_alloc_node mm/slub.c:3478 [inline]
    [<ffffffff81632157>] kmem_cache_alloc_node+0x2c7/0x450 mm/slub.c:3523
    [<ffffffff83ed8792>] kmalloc_reserve+0xe2/0x170 net/core/skbuff.c:560
    [<ffffffff83edc325>] __alloc_skb+0xd5/0x230 net/core/skbuff.c:651
    [<ffffffff83ed0143>] alloc_skb include/linux/skbuff.h:1286 [inline]
    [<ffffffff83ed0143>] sock_wmalloc+0x63/0x90 net/core/sock.c:2629
    [<ffffffff8304e0bc>] pppoe_sendmsg+0x10c/0x2d0 drivers/net/ppp/pppoe.c:867
    [<ffffffff83ec6582>] sock_sendmsg_nosec net/socket.c:730 [inline]
    [<ffffffff83ec6582>] __sock_sendmsg+0x52/0xa0 net/socket.c:745
    [<ffffffff83ec69be>] ____sys_sendmsg+0x14e/0x470 net/socket.c:2584
    [<ffffffff83eca8f9>] ___sys_sendmsg+0xc9/0x130 net/socket.c:2638
    [<ffffffff83ecacae>] __sys_sendmmsg+0x12e/0x330 net/socket.c:2724
    [<ffffffff83ecaed5>] __do_sys_sendmmsg net/socket.c:2753 [inline]
    [<ffffffff83ecaed5>] __se_sys_sendmmsg net/socket.c:2750 [inline]
    [<ffffffff83ecaed5>] __x64_sys_sendmmsg+0x25/0x30 net/socket.c:2750
    [<ffffffff84b71e2f>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff84b71e2f>] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:83
    [<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0x6b

BUG: memory leak
unreferenced object 0xffff888113538300 (size 240):
  comm "syz-executor.6", pid 5186, jiffies 4294944187 (age 8.880s)
  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 20 09 12 81 88 ff ff  ......... ......
  backtrace:
    [<ffffffff81632157>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff81632157>] slab_post_alloc_hook mm/slab.h:766 [inline]
    [<ffffffff81632157>] slab_alloc_node mm/slub.c:3478 [inline]
    [<ffffffff81632157>] kmem_cache_alloc_node+0x2c7/0x450 mm/slub.c:3523
    [<ffffffff83edc43f>] __alloc_skb+0x1ef/0x230 net/core/skbuff.c:641
    [<ffffffff83ed0143>] alloc_skb include/linux/skbuff.h:1286 [inline]
    [<ffffffff83ed0143>] sock_wmalloc+0x63/0x90 net/core/sock.c:2629
    [<ffffffff8304e0bc>] pppoe_sendmsg+0x10c/0x2d0 drivers/net/ppp/pppoe.c:867
    [<ffffffff83ec6582>] sock_sendmsg_nosec net/socket.c:730 [inline]
    [<ffffffff83ec6582>] __sock_sendmsg+0x52/0xa0 net/socket.c:745
    [<ffffffff83ec69be>] ____sys_sendmsg+0x14e/0x470 net/socket.c:2584
    [<ffffffff83eca8f9>] ___sys_sendmsg+0xc9/0x130 net/socket.c:2638
    [<ffffffff83ecacae>] __sys_sendmmsg+0x12e/0x330 net/socket.c:2724
    [<ffffffff83ecaed5>] __do_sys_sendmmsg net/socket.c:2753 [inline]
    [<ffffffff83ecaed5>] __se_sys_sendmmsg net/socket.c:2750 [inline]
    [<ffffffff83ecaed5>] __x64_sys_sendmmsg+0x25/0x30 net/socket.c:2750
    [<ffffffff84b71e2f>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff84b71e2f>] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:83
    [<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0x6b

BUG: memory leak
unreferenced object 0xffff88811d4e9680 (size 640):
  comm "syz-executor.6", pid 5186, jiffies 4294944187 (age 8.880s)
  hex dump (first 32 bytes):
    00 00 aa aa aa aa aa 0a aa aa aa aa aa 0a 88 64  ...............d
    11 00 04 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff81632157>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff81632157>] slab_post_alloc_hook mm/slab.h:766 [inline]
    [<ffffffff81632157>] slab_alloc_node mm/slub.c:3478 [inline]
    [<ffffffff81632157>] kmem_cache_alloc_node+0x2c7/0x450 mm/slub.c:3523
    [<ffffffff83ed8792>] kmalloc_reserve+0xe2/0x170 net/core/skbuff.c:560
    [<ffffffff83edc325>] __alloc_skb+0xd5/0x230 net/core/skbuff.c:651
    [<ffffffff83ed0143>] alloc_skb include/linux/skbuff.h:1286 [inline]
    [<ffffffff83ed0143>] sock_wmalloc+0x63/0x90 net/core/sock.c:2629
    [<ffffffff8304e0bc>] pppoe_sendmsg+0x10c/0x2d0 drivers/net/ppp/pppoe.c:867
    [<ffffffff83ec6582>] sock_sendmsg_nosec net/socket.c:730 [inline]
    [<ffffffff83ec6582>] __sock_sendmsg+0x52/0xa0 net/socket.c:745
    [<ffffffff83ec69be>] ____sys_sendmsg+0x14e/0x470 net/socket.c:2584
    [<ffffffff83eca8f9>] ___sys_sendmsg+0xc9/0x130 net/socket.c:2638
    [<ffffffff83ecacae>] __sys_sendmmsg+0x12e/0x330 net/socket.c:2724
    [<ffffffff83ecaed5>] __do_sys_sendmmsg net/socket.c:2753 [inline]
    [<ffffffff83ecaed5>] __se_sys_sendmmsg net/socket.c:2750 [inline]
    [<ffffffff83ecaed5>] __x64_sys_sendmmsg+0x25/0x30 net/socket.c:2750
    [<ffffffff84b71e2f>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff84b71e2f>] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:83
    [<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0x6b