[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.103' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   85.211215][ T8483] IPVS: ftp: loaded support on port[0] = 21
executing program
executing program
executing program
[  107.426248][ T8483] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[  109.726024][ T8483] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88810e85adc0 (size 1728):
  comm "syz-executor376", pid 8506, jiffies 4294946899 (age 13.430s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    02 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............
  backtrace:
    [<00000000cb2829d9>] sk_prot_alloc+0x3e/0x1c0
    [<0000000023bd8ef8>] sk_alloc+0x30/0x3f0
    [<00000000a4a7ed0a>] inet_create+0x16a/0x560
    [<000000003b729101>] __sock_create+0x1ab/0x2b0
    [<00000000ebee6fd5>] __sys_socket+0x6f/0x140
    [<00000000bcf20e68>] __x64_sys_socket+0x1a/0x20
    [<00000000732fe45a>] do_syscall_64+0x2d/0x70
    [<0000000091e76b15>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88810fec3c80 (size 768):
  comm "syz-executor376", pid 8506, jiffies 4294946899 (age 13.430s)
  hex dump (first 32 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 c0 72 a0 0e 81 88 ff ff  .........r......
  backtrace:
    [<00000000681cd6ae>] sock_alloc_inode+0x18/0x90
    [<00000000fa9d2004>] alloc_inode+0x27/0x100
    [<00000000f3a018c7>] new_inode_pseudo+0x13/0x70
    [<00000000549f715a>] sock_alloc+0x18/0x90
    [<00000000a044e0d4>] __sock_create+0xb8/0x2b0
    [<00000000973ca39c>] mptcp_subflow_create_socket+0x57/0x280
    [<00000000a3724864>] mptcp_init_sock+0x12f/0x270
    [<00000000c97baf32>] inet_create+0x2ed/0x560
    [<000000003b729101>] __sock_create+0x1ab/0x2b0
    [<00000000ebee6fd5>] __sys_socket+0x6f/0x140
    [<00000000bcf20e68>] __x64_sys_socket+0x1a/0x20
    [<00000000732fe45a>] do_syscall_64+0x2d/0x70
    [<0000000091e76b15>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88810de87bb8 (size 24):
  comm "syz-executor376", pid 8506, jiffies 4294946899 (age 13.430s)
  hex dump (first 24 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                          ........
  backtrace:
    [<00000000bea9ec8c>] security_inode_alloc+0x2a/0xb0
    [<00000000543365c5>] inode_init_always+0x10c/0x250
    [<000000004da5c777>] alloc_inode+0x44/0x100
    [<00000000f3a018c7>] new_inode_pseudo+0x13/0x70
    [<00000000549f715a>] sock_alloc+0x18/0x90
    [<00000000a044e0d4>] __sock_create+0xb8/0x2b0
    [<00000000973ca39c>] mptcp_subflow_create_socket+0x57/0x280
    [<00000000a3724864>] mptcp_init_sock+0x12f/0x270
    [<00000000c97baf32>] inet_create+0x2ed/0x560
    [<000000003b729101>] __sock_create+0x1ab/0x2b0
    [<00000000ebee6fd5>] __sys_socket+0x6f/0x140
    [<00000000bcf20e68>] __x64_sys_socket+0x1a/0x20
    [<00000000732fe45a>] do_syscall_64+0x2d/0x70
    [<0000000091e76b15>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88810ea072c0 (size 2208):
  comm "syz-executor376", pid 8506, jiffies 4294946899 (age 13.430s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    02 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............
  backtrace:
    [<00000000cb2829d9>] sk_prot_alloc+0x3e/0x1c0
    [<0000000023bd8ef8>] sk_alloc+0x30/0x3f0
    [<00000000a4a7ed0a>] inet_create+0x16a/0x560
    [<000000003b729101>] __sock_create+0x1ab/0x2b0
    [<00000000973ca39c>] mptcp_subflow_create_socket+0x57/0x280
    [<00000000a3724864>] mptcp_init_sock+0x12f/0x270
    [<00000000c97baf32>] inet_create+0x2ed/0x560
    [<000000003b729101>] __sock_create+0x1ab/0x2b0
    [<00000000ebee6fd5>] __sys_socket+0x6f/0x140
    [<00000000bcf20e68>] __x64_sys_socket+0x1a/0x20
    [<00000000732fe45a>] do_syscall_64+0x2d/0x70
    [<0000000091e76b15>] entry_SYSCALL_64_after_hwframe+0x44/0xa9