Warning: Permanently added '10.128.0.44' (ECDSA) to the list of known hosts.
executing program
[  135.323202][ T6529] syz-executor654 uses obsolete (PF_INET,SOCK_PACKET)
[  135.340606][ T6529] device syzkaller1 entered promiscuous mode
executing program
[  140.543160][ T6573] device syzkaller1 entered promiscuous mode
[  141.631584][ T6528] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff8881019f5800 (size 232):
  comm "sshd", pid 6526, jiffies 4294950090 (age 19.520s)
  hex dump (first 32 bytes):
    e0 3c 35 06 81 88 ff ff e0 3c 35 06 81 88 ff ff  .<5......<5.....
    00 c0 06 17 81 88 ff ff 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff8370a51f>] __alloc_skb+0x20f/0x280
    [<ffffffff83a547ca>] __tcp_send_ack.part.0+0x3a/0x1e0
    [<ffffffff83a59722>] tcp_send_ack+0x32/0x40
    [<ffffffff83a3435c>] tcp_cleanup_rbuf+0x1cc/0x220
    [<ffffffff83a35269>] tcp_recvmsg_locked+0x409/0x1010
    [<ffffffff83a370b8>] tcp_recvmsg+0xa8/0x310
    [<ffffffff83a8f8a4>] inet_recvmsg+0x84/0x190
    [<ffffffff836fa46f>] sock_read_iter+0x15f/0x1b0
    [<ffffffff8156ea41>] new_sync_read+0x2b1/0x2f0
    [<ffffffff815720ca>] vfs_read+0x1ba/0x2b0
    [<ffffffff8157270b>] ksys_read+0x12b/0x160
    [<ffffffff843fbcd5>] do_syscall_64+0x35/0xb0
    [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: memory leak
unreferenced object 0xffff8881110e8c00 (size 1024):
  comm "syz-executor654", pid 6529, jiffies 4294950807 (age 12.350s)
  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 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff8370a3ef>] __alloc_skb+0xdf/0x280
    [<ffffffff8370a6dc>] __napi_alloc_skb+0x6c/0x170
    [<ffffffff8372afbc>] napi_get_frags+0x3c/0x80
    [<ffffffff828f14a6>] tun_get_user+0x1006/0x1b70
    [<ffffffff828f207d>] tun_chr_write_iter+0x6d/0x100
    [<ffffffff8156ec5a>] new_sync_write+0x1da/0x2b0
    [<ffffffff81572534>] vfs_write+0x374/0x420
    [<ffffffff8157281d>] ksys_write+0x9d/0x160
    [<ffffffff843fbcd5>] do_syscall_64+0x35/0xb0
    [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae