docs/darwin: add some info about darwin

Also move windows into separate dir,
mention windows/darwin in found bugs.

5 files changed, 35 insertions, 4 deletions

diff --git a/README.md b/README.md
index 216e117b2..8da5d4fb1 100644
--- a/README.md
+++ b/README.md
@@ -11,9 +11,18 @@ You can subscribe to it with a google account or by sending an email to syzkalle
 
 ## Documentation
 
-Initially, syzkaller was developed with Linux kernel fuzzing in mind, but now it's being extended to support other OS kernels as well.
+Initially, syzkaller was developed with Linux kernel fuzzing in mind, but now
+it's being extended to support other OS kernels as well.
 Most of the documentation at this moment is related to the Linux kernel.
-For other OS kernels check: [Akaros](docs/akaros/README.md), [FreeBSD](docs/freebsd.md), [Fuchsia](docs/fuchsia.md), [NetBSD](docs/netbsd.md), [OpenBSD](docs/openbsd/setup.md), [Windows](docs/windows.md), [gVisor](docs/gvisor.md).
+For other OS kernels check:
+[Akaros](docs/akaros/README.md),
+[Darwin/XNU](docs/darwin/README.md),
+[FreeBSD](docs/freebsd.md),
+[Fuchsia](docs/fuchsia.md),
+[NetBSD](docs/netbsd.md),
+[OpenBSD](docs/openbsd/setup.md),
+[Windows](docs/windows/README.md),
+[gVisor](docs/gvisor.md).
 
 - [How to install syzkaller](docs/setup.md)
 - [How to use syzkaller](docs/usage.md)
diff --git a/docs/darwin/README.md b/docs/darwin/README.md
new file mode 100644
index 000000000..f4c75e6b0
--- /dev/null
+++ b/docs/darwin/README.md
@@ -0,0 +1,10 @@
+# Darwin/XNU
+
+`Darwin/XNU` is not supported at the moment.
+
+[panicall](https://twitter.com/panicaII) has
+[ported](https://i.blackhat.com/eu-18/Wed-Dec-5/eu-18-Juwei_Lin-Drill-The-Apple-Core.pdf)
+syzkaller to `Darwin/XNU` and that has found more than
+[50 bugs](https://twitter.com/panicaII/status/1070696972326133760) including
+`CVE-2018-4447` and `CVE-2018-4435` mentioned in
+[Apple security updates](https://support.apple.com/en-us/HT209341).
diff --git a/docs/found_bugs.md b/docs/found_bugs.md
index d77d33744..469ea33cd 100644
--- a/docs/found_bugs.md
+++ b/docs/found_bugs.md
@@ -5,3 +5,7 @@
 [Akaros kernel bugs](akaros/found_bugs.md)
 
 [OpenBSD kernel bugs](openbsd/found_bugs.md)
+
+[Darwin/XNU](darwin/README.md)
+
+[Windows](windows/README.md)
diff --git a/docs/setup.md b/docs/setup.md
index 7c8438d02..d40d85cfc 100644
--- a/docs/setup.md
+++ b/docs/setup.md
@@ -1,7 +1,7 @@
 # How to set up syzkaller
 
 Generic setup instructions for fuzzing Linux kernel are outlined [here](linux/setup.md).
-For other OS kernels check: [Akaros](/docs/akaros/README.md), [FreeBSD](/docs/freebsd.md), [Fuchsia](/docs/fuchsia.md), [NetBSD](/docs/netbsd.md), [Windows](/docs/windows.md).
+For other OS kernels check: [Akaros](/docs/akaros/README.md), [FreeBSD](/docs/freebsd.md), [Fuchsia](/docs/fuchsia.md), [NetBSD](/docs/netbsd.md), [Windows](/docs/windows/README.md).
 
 After following these instructions you should be able to run `syz-manager`, see it executing programs and be able to access statistics exposed at `http://127.0.0.1:56741`:
 
diff --git a/docs/windows.md b/docs/windows/README.md
index 37990b3b8..1511db135 100644
--- a/docs/windows.md
+++ b/docs/windows/README.md
@@ -1,4 +1,12 @@
-# Windows support
+# Windows
+
+`Windows` support is very raw and preliminary (read, non-working).
+
+There is a more complete
+[closed-source Windows port](https://www.slideshare.net/AnthonyLAOUHINETSUEI/wsl-reloaded)
+done by [Fritz](https://twitter.com/anarcheuz) and [zer0mem](https://twitter.com/zer0mem).
+The port has found 6 bugs including
+[CVE-2018-8441](https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8441).
 
 To update descriptions run (assumes `cl` cross-compiler is in PATH):
 ```