diff --git a/pkgs/applications/misc/overmind/default.nix b/pkgs/applications/misc/overmind/default.nix
index ca05facaa48..537ae3741ef 100644
--- a/pkgs/applications/misc/overmind/default.nix
+++ b/pkgs/applications/misc/overmind/default.nix
@@ -2,7 +2,7 @@
 
 buildGoPackage rec {
   pname = "overmind";
-  version = "2.1.1";
+  version = "2.2.0";
   goPackagePath = "github.com/DarthSim/overmind";
 
   nativeBuildInputs = [ makeWrapper ];
@@ -15,7 +15,7 @@ buildGoPackage rec {
     owner = "DarthSim";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0akqn8s1mgk5q00gzh3ymq7nrnkyi6avyaxxvbxnjyq9bxsqz327";
+    sha256 = "00v6l4138vv32bqfkzrhk4hfl52a00rlg9ywhp4difgrnz7zj6xb";
   };
 
   goDeps = ./deps.nix;
diff --git a/pkgs/applications/misc/overmind/deps.nix b/pkgs/applications/misc/overmind/deps.nix
index afcc8d9726f..b4c9211a24a 100644
--- a/pkgs/applications/misc/overmind/deps.nix
+++ b/pkgs/applications/misc/overmind/deps.nix
@@ -45,15 +45,6 @@
       sha256 = "1a82lclk56y7c44jg7wn5vq733dmn0g20r5yqbchrxnpfl75dw89";
     };
   }
-  {
-    goPackagePath = "github.com/pkg/term";
-    fetch = {
-      type = "git";
-      url = "https://github.com/pkg/term";
-      rev = "aa71e9d9e942";
-      sha256 = "1gyxnj4jq3z2k4gjwwlz8hn56c1ys8jvafdd61nd6qs8jwp6iqp3";
-    };
-  }
   {
     goPackagePath = "github.com/pmezard/go-difflib";
     fetch = {
@@ -126,15 +117,6 @@
       sha256 = "0k1m83ji9l1a7ng8a7v40psbymxasmssbrrhpdv2wl4rhs0nc3np";
     };
   }
-  {
-    goPackagePath = "gopkg.in/urfave/cli.v1";
-    fetch = {
-      type = "git";
-      url = "https://gopkg.in/urfave/cli.v1";
-      rev = "v1.20.0";
-      sha256 = "0y6f4sbzkiiwrxbl15biivj8c7qwxnvm3zl2dd3mw4wzg4x10ygj";
-    };
-  }
   {
     goPackagePath = "gopkg.in/yaml.v2";
     fetch = {
diff --git a/pkgs/applications/misc/visidata/default.nix b/pkgs/applications/misc/visidata/default.nix
index 450be72a28c..2d0a5598343 100644
--- a/pkgs/applications/misc/visidata/default.nix
+++ b/pkgs/applications/misc/visidata/default.nix
@@ -15,13 +15,13 @@
 }:
 buildPythonApplication rec {
   pname = "visidata";
-  version = "2.1";
+  version = "2.1.1";
 
   src = fetchFromGitHub {
     owner = "saulpw";
     repo = "visidata";
     rev = "v${version}";
-    sha256 = "1psb3ycrb7k00b5blg9zr52bzdxs1mkdc7rpjn4m9kh09yfs3sx4";
+    sha256 = "018z06bfcw0l4k2zdwbgxna9fss4wdqj64ckw5qjis14sb3zkr28";
   };
 
   propagatedBuildInputs = [
diff --git a/pkgs/development/interpreters/evcxr/default.nix b/pkgs/development/interpreters/evcxr/default.nix
index a97f132b3b2..59abf36f7ac 100644
--- a/pkgs/development/interpreters/evcxr/default.nix
+++ b/pkgs/development/interpreters/evcxr/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "evcxr";
-  version = "0.6.0";
+  version = "0.7.0";
 
   src = fetchFromGitHub {
     owner = "google";
     repo = "evcxr";
     rev = "v${version}";
-    sha256 = "sha256-QpUhUE65/IuT/VenziPX6z+CbJswbPPIv/ZnTthZpEU=";
+    sha256 = "sha256-33XeepqwYmTMcObroPTuxykYuM9qYI1+LV5lZIFSomg=";
   };
 
-  cargoSha256 = "sha256-iUzVd4XtD+41yTV/BmqWLenzAUNPfS7vIHm1KfuPe9A=";
+  cargoSha256 = "sha256-tjCID3YeGkxcq/LqJDMHGNpv1MCXKtcLlDnNkFwx1zU=";
 
   RUST_SRC_PATH = "${rustPlatform.rustLibSrc}";
 
diff --git a/pkgs/development/ocaml-modules/ppx_import/default.nix b/pkgs/development/ocaml-modules/ppx_import/default.nix
index f4977992759..b5651a8cec2 100644
--- a/pkgs/development/ocaml-modules/ppx_import/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_import/default.nix
@@ -1,24 +1,27 @@
 { lib, fetchurl, buildDunePackage, ocaml
 , ounit, ppx_deriving, ppx_tools_versioned
+, ppxlib, ocaml-migrate-parsetree
 }:
 
-if !lib.versionAtLeast ocaml.version "4.04"
-then throw "ppx_import is not available for OCaml ${ocaml.version}"
-else
-
 buildDunePackage rec {
   pname = "ppx_import";
   version = "1.7.1";
 
+  useDune2 = true;
+
+  minimumOCamlVersion = "4.04";
+
   src = fetchurl {
     url = "https://github.com/ocaml-ppx/ppx_import/releases/download/v${version}/ppx_import-v${version}.tbz";
     sha256 = "16dyxfb7syz659rqa7yq36ny5vzl7gkqd7f4m6qm2zkjc1gc8j4v";
   };
 
-  buildInputs = [ ounit ppx_deriving ];
-  propagatedBuildInputs = [ ppx_tools_versioned ];
+  propagatedBuildInputs = [
+    ppxlib ppx_tools_versioned ocaml-migrate-parsetree
+  ];
 
   doCheck = true;
+  checkInputs = [ ounit ppx_deriving ];
 
   meta = {
     description = "A syntax extension that allows to pull in types or signatures from other compiled interface files";
diff --git a/pkgs/development/python-modules/flufl/i18n.nix b/pkgs/development/python-modules/flufl/i18n.nix
index b980449661e..8b0c9863550 100644
--- a/pkgs/development/python-modules/flufl/i18n.nix
+++ b/pkgs/development/python-modules/flufl/i18n.nix
@@ -2,7 +2,7 @@
 
 buildPythonPackage rec {
   pname = "flufl.i18n";
-  version = "3.1.3";
+  version = "3.1.4";
 
   propagatedBuildInputs = [ atpublic ];
 
@@ -12,6 +12,6 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "dcca738be27f2c43ddf6f9307667a17478353190071f38a9f92c9af8d2252ba4";
+    sha256 = "e19036292a825a69f0e0a87566d1628830c69eecd3b0295d22f582039477a6bb";
   };
 }
diff --git a/pkgs/development/tools/rust/racer/default.nix b/pkgs/development/tools/rust/racer/default.nix
index 86f1989729e..7de30855dd3 100644
--- a/pkgs/development/tools/rust/racer/default.nix
+++ b/pkgs/development/tools/rust/racer/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "racer";
-  version = "2.1.35";
+  version = "2.1.40";
 
   src = fetchFromGitHub {
     owner = "racer-rust";
     repo = "racer";
     rev = "v${version}";
-    sha256 = "0c00b81s7abnadjbf4i39lhdkipx7z44sr8p78jd1fl61yyrspli";
+    sha256 = "sha256-8Is+RBfcXKbGSFzYoolLHs30rxlNI//xVGEOhxP2TV8=";
   };
 
-  cargoSha256 = "1nbp2jp65fqwsq9i04iyi4pbszs035w6id50p5ypw234cqxznikm";
+  cargoSha256 = "sha256-iUomr9viCdZk4nV75/OP8vHtJpMbmy+pq1IbaA2lLmE=";
 
   nativeBuildInputs = [ makeWrapper ];
   buildInputs = stdenv.lib.optional stdenv.isDarwin Security;
@@ -19,21 +19,20 @@ rustPlatform.buildRustPackage rec {
   # a nightly compiler is required unless we use this cheat code.
   RUSTC_BOOTSTRAP = 1;
 
-  RUST_SRC_PATH = rustPlatform.rustcSrc;
+  RUST_SRC_PATH = rustPlatform.rustLibSrc;
   postInstall = ''
-    wrapProgram $out/bin/racer --set-default RUST_SRC_PATH ${rustPlatform.rustcSrc}
+    wrapProgram $out/bin/racer --set-default RUST_SRC_PATH ${rustPlatform.rustLibSrc}
   '';
 
-  checkPhase = ''
-    cargo test -- \
-      --skip nameres::test_do_file_search_std \
-      --skip util::test_get_rust_src_path_rustup_ok \
-      --skip util::test_get_rust_src_path_not_rust_source_tree \
-      --skip extern --skip completes_pub_fn --skip find_crate_doc \
-      --skip follows_use_local_package --skip follows_use_for_reexport \
-      --skip follows_rand_crate --skip get_completion_in_example_dir \
-      --skip test_resolve_global_path_in_modules
-  '';
+  checkFlags = [
+    "--skip nameres::test_do_file_search_std"
+    "--skip util::test_get_rust_src_path_rustup_ok"
+    "--skip util::test_get_rust_src_path_not_rust_source_tree"
+    "--skip extern --skip completes_pub_fn --skip find_crate_doc"
+    "--skip follows_use_local_package --skip follows_use_for_reexport"
+    "--skip follows_rand_crate --skip get_completion_in_example_dir"
+    "--skip test_resolve_global_path_in_modules"
+  ];
 
   doInstallCheck = true;
   installCheckPhase = ''
diff --git a/pkgs/games/warsow/default.nix b/pkgs/games/warsow/default.nix
index 4c2cd1b5a28..64c275ec444 100644
--- a/pkgs/games/warsow/default.nix
+++ b/pkgs/games/warsow/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
   version = "2.1.2";
 
   src = fetchurl {
-    url = "http://slice.sh/warsow/${pname}-${version}.tar.gz";
+    url = "http://warsow.net/${pname}-${version}.tar.gz";
     sha256 = "07y2airw5qg3s1bf1c63a6snjj22riz0mqhk62jmfm9nrarhavrc";
   };
 
diff --git a/pkgs/os-specific/linux/kernel/linux-testing.nix b/pkgs/os-specific/linux/kernel/linux-testing.nix
index ac84e70bae4..6cf74a504a1 100644
--- a/pkgs/os-specific/linux/kernel/linux-testing.nix
+++ b/pkgs/os-specific/linux/kernel/linux-testing.nix
@@ -3,7 +3,7 @@
 with stdenv.lib;
 
 buildLinux (args // rec {
-  version = "5.11-rc1";
+  version = "5.11-rc2";
   extraMeta.branch = "5.11";
 
   # modDirVersion needs to be x.y.z, will always add .0
@@ -11,7 +11,7 @@ buildLinux (args // rec {
 
   src = fetchurl {
     url = "https://git.kernel.org/torvalds/t/linux-${version}.tar.gz";
-    sha256 = "sha256-nPJpz058khWE83QV9ITylTXjimBBw7SQwg7WBjWA7H0=";
+    sha256 = "092jgmzqfpylwbwhv7j8hy5y0ai14b6wm7p7vw6pxj7alixyynq0";
   };
 
   # Should the testing kernels ever be built on Hydra?
diff --git a/pkgs/os-specific/linux/kernel/patches.nix b/pkgs/os-specific/linux/kernel/patches.nix
index 23c01d04192..b0eb2be2a4c 100644
--- a/pkgs/os-specific/linux/kernel/patches.nix
+++ b/pkgs/os-specific/linux/kernel/patches.nix
@@ -104,4 +104,14 @@
     name = "mac_nvme_t2";
     patch = ./mac-nvme-t2.patch;
   };
+
+  # https://lkml.org/lkml/2020/12/18/461
+  wireless_syntax_error = rec {
+    name = "wireless-syntax_error";
+    patch = fetchpatch {
+      name = name + ".patch";
+      url = "https://lkml.org/lkml/diff/2020/12/18/461/1";
+      sha256 = "11rnw9z7311crsx37sk68b71q51cni70lzf40ildqjnnn71m3q58";
+    };
+  };
 }
diff --git a/pkgs/os-specific/linux/wireguard/default.nix b/pkgs/os-specific/linux/wireguard/default.nix
index 25a59b14ab8..4ba02fa6c84 100644
--- a/pkgs/os-specific/linux/wireguard/default.nix
+++ b/pkgs/os-specific/linux/wireguard/default.nix
@@ -7,11 +7,11 @@ assert stdenv.lib.versionOlder kernel.version "5.6";
 
 stdenv.mkDerivation rec {
   pname = "wireguard";
-  version = "1.0.20201112";
+  version = "1.0.20201221";
 
   src = fetchzip {
     url = "https://git.zx2c4.com/wireguard-linux-compat/snapshot/wireguard-linux-compat-${version}.tar.xz";
-    sha256 = "sha256-HnYvjZ3VUH79NwNIvyTTygWYbVqEL2ttvlOlLiHhb5s=";
+    sha256 = "sha256-8RPJEk+6NaJP3LNZYEncLlkdrw2jHxNekKwEr+YpHeQ=";
   };
 
   hardeningDisable = [ "pic" ];
diff --git a/pkgs/tools/admin/aws-nuke/default.nix b/pkgs/tools/admin/aws-nuke/default.nix
new file mode 100644
index 00000000000..ee29c7402e7
--- /dev/null
+++ b/pkgs/tools/admin/aws-nuke/default.nix
@@ -0,0 +1,36 @@
+{ stdenv
+, buildGoModule
+, fetchFromGitHub
+}:
+
+buildGoModule rec {
+  pname = "aws-nuke";
+  version = "2.14.0";
+
+  src = fetchFromGitHub {
+    owner = "rebuy-de";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-ULHT2ysAVZHSojIdsbPTuwskwOQVrK8f14r9eq+Effs=";
+  };
+
+  vendorSha256 = "sha256-GUCsl5VyptNvStJZgCsJDlllZasX1OhbVkahcQFuiC8=";
+
+  preBuild = ''
+    if [ "x$outputHashAlgo" != "x" ]; then
+      # Only `go generate` when fetching the go mod vendor code
+      go generate ./...
+    fi
+  '';
+
+  doCheck = false;
+
+  subPackages = [ "." ];
+
+  meta = with stdenv.lib; {
+    description = "Nuke a whole AWS account and delete all its resources";
+    homepage = "https://github.com/rebuy-de/aws-nuke";
+    license = licenses.mit;
+    maintainers = with maintainers; [ grahamc ];
+  };
+}
diff --git a/pkgs/tools/admin/eksctl/default.nix b/pkgs/tools/admin/eksctl/default.nix
index 6f38b14f44b..54d78d8fab7 100644
--- a/pkgs/tools/admin/eksctl/default.nix
+++ b/pkgs/tools/admin/eksctl/default.nix
@@ -2,16 +2,16 @@
 
 buildGoModule rec {
   pname = "eksctl";
-  version = "0.34.0";
+  version = "0.35.0";
 
   src = fetchFromGitHub {
     owner = "weaveworks";
     repo = pname;
     rev = version;
-    sha256 = "1n2mvnis6r5vpb60jlb3c84sllsbvy93gzsds54igsp6l3zngq19";
+    sha256 = "0l4wlg6x074slndkihvwdvw4frsyzwxfqm1pkzqwc3x8awa9nlbv";
   };
 
-  vendorSha256 = "0ggxilp44mm81b8hrxyb7642vy2q1109yz619z97mgvk0drhkhc0";
+  vendorSha256 = "0sfx8x1iwdqwbyiid5hc9wiwjc16aig8vplpjlqxkmcvig8qlwff";
 
   doCheck = false;
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 278eac32564..eb27bcc1835 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -967,6 +967,8 @@ in
 
   aws-google-auth = python3Packages.callPackage ../tools/admin/aws-google-auth { };
 
+  aws-nuke = callPackage ../tools/admin/aws-nuke { };
+
   aws-okta = callPackage ../tools/security/aws-okta { };
 
   aws-rotate-key = callPackage ../tools/admin/aws-rotate-key { };
@@ -18637,6 +18639,7 @@ in
     kernelPatches = [
       kernelPatches.bridge_stp_helper
       kernelPatches.request_key_helper
+      kernelPatches.wireless_syntax_error
     ];
   };