diff --git a/sdk_container/src/third_party/portage-stable/sys-fs/btrfs-progs/Manifest b/sdk_container/src/third_party/portage-stable/sys-fs/btrfs-progs/Manifest
index 6b969ebfcd..bb283656a8 100644
--- a/sdk_container/src/third_party/portage-stable/sys-fs/btrfs-progs/Manifest
+++ b/sdk_container/src/third_party/portage-stable/sys-fs/btrfs-progs/Manifest
@@ -1,4 +1,6 @@
 DIST btrfs-progs-v6.17.1.tar.sign 566 BLAKE2B 0313dce425d84f16eb64085f4144bcfc21172f96223de0a36d78a8dc5f4da4d0ff5b2453961c99607426ce412a3f0d7acfc205788e897684b68d7da5758e339d SHA512 39dabbc3546e32468ae71b5d83606aabc38d9ef1996e1c40d8b5976cd4924b4877c373e05888b284988e35d5b363801f0c67f93ae43d907cba76dff145fc9f7b
 DIST btrfs-progs-v6.17.1.tar.xz 4964964 BLAKE2B 6340fb5f87d3dcf9598785fbb00ccd2278e268c1b798a1013ede9d25fc8e2005376c2333c84befcf95ec9ae2b7e75562750a2bf8fbfc7bbf966d713e1feb5818 SHA512 7723dd924025e7d6d6cfa081dcbe86bfe86cc6f226c8eb7317d86871864807257bd96c19c715b819e76125b33b90100f6897f4eb665d8414f30a3aa7a5aba631
+DIST btrfs-progs-v6.19.1.tar.sign 566 BLAKE2B f743d46a80b03ae63dfe0eea262577228db56b305fc105ac9b24d5672dc60dac59e35673ee96a3f5cc72e4d048fdf7b92c8ea1e96f089bc96bb0d36628af1c97 SHA512 364b858320aa976807d58532b96fb4baaf814e9c6ed54b675275f101d7fb3b9f9187a6e07b0a85e53bae831f7217107c0e838436fda9b6788c3dbf2cd807ae5b
+DIST btrfs-progs-v6.19.1.tar.xz 4977432 BLAKE2B 555bf1c0625afd30dae3cc38f293de195450133cea701096010cadde3d8be405681ed2c4b5e43db777df146e1d2d90697746bc9eea253211df216bd4456e04a1 SHA512 ece500bf512a7970bd6a611c4f74aa3f7285eb55b86987fb8a21bc82cb7d0b1e6b683d02efc34ec8c4ff7f6d620b5ec12ef277af0d6d831586f9f70087355ca9
 DIST btrfs-progs-v6.19.tar.sign 566 BLAKE2B 04a10b6df9149fe1cac4b5162b6d03f0de4f213f624bf188698445de86d73bb64142ecc9b3d9c9120d457d84cf1fb12a08283ab56026babdba18a2c64eb83fc9 SHA512 00ff5b059092c7475bec698571d9b010c00e1bbd55305982b9528c0120d027d72162c6c9829aa0251e973d6897706164f3d188353762dff743bae77832ea5067
 DIST btrfs-progs-v6.19.tar.xz 5816796 BLAKE2B a2deec1d1f9528f8e1e07f44dc6afda537ef6490ba4de6773906b42d2e3b5917fc6b92f650f24a502a7d8b6487dc07528d61a46b2b3bc422158ff3fe9deb204f SHA512 6cd5bb863c164a11d999be7aec15441ac8ab91f1e4da2cd6355781edd5251c7fcd4639bacfe7014c8dc260fb02505374fc4c82140418b769fbe14f889fc03ce9
diff --git a/sdk_container/src/third_party/portage-stable/sys-fs/btrfs-progs/btrfs-progs-6.19.1.ebuild b/sdk_container/src/third_party/portage-stable/sys-fs/btrfs-progs/btrfs-progs-6.19.1.ebuild
new file mode 100644
index 0000000000..711f1d0158
--- /dev/null
+++ b/sdk_container/src/third_party/portage-stable/sys-fs/btrfs-progs/btrfs-progs-6.19.1.ebuild
@@ -0,0 +1,184 @@
+# Copyright 2008-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# Please bump with dev-python/btrfsutil
+
+PYTHON_COMPAT=( python3_{11..14} )
+inherit bash-completion-r1 python-any-r1 udev
+
+if [[ ${PV} == 9999 ]]; then
+	EGIT_REPO_URI="https://github.com/kdave/btrfs-progs.git"
+	EGIT_BRANCH="devel"
+	WANT_LIBTOOL="none"
+	inherit autotools git-r3
+else
+	VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/dsterba.asc
+	inherit verify-sig
+
+	MY_PV="v${PV/_/-}"
+	MY_P="${PN}-${MY_PV}"
+	SRC_URI="
+		https://mirrors.edge.kernel.org/pub/linux/kernel/people/kdave/${PN}/${MY_P}.tar.xz
+		verify-sig? ( https://mirrors.edge.kernel.org/pub/linux/kernel/people/kdave/${PN}/${MY_P}.tar.sign )
+	"
+	S="${WORKDIR}"/${PN}-${MY_PV}
+
+	if [[ ${PV} != *_rc* ]] ; then
+		KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~loong ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
+	fi
+fi
+
+DESCRIPTION="Btrfs filesystem utilities"
+HOMEPAGE="https://btrfs.readthedocs.io/en/latest/"
+
+LICENSE="GPL-2"
+SLOT="0/0" # libbtrfs soname
+IUSE="+convert +man experimental reiserfs static static-libs udev +zstd"
+# Could support it with just !systemd => eudev, see mdadm, but let's
+# see if someone asks for it first.
+REQUIRED_USE="static? ( !udev )"
+
+# Tries to mount repaired filesystems
+RESTRICT="test"
+
+RDEPEND="
+	dev-libs/lzo:2=
+	sys-apps/util-linux:=[static-libs(+)?]
+	virtual/zlib:=
+	convert? (
+		sys-fs/e2fsprogs:=
+		reiserfs? (
+			>=sys-fs/reiserfsprogs-3.6.27
+		)
+	)
+	udev? ( virtual/libudev:= )
+	zstd? ( app-arch/zstd:= )
+"
+DEPEND="
+	${RDEPEND}
+	>=sys-kernel/linux-headers-5.10
+	convert? ( sys-apps/acl )
+	static? (
+		dev-libs/lzo:2[static-libs(+)]
+		sys-apps/util-linux:0[static-libs(+)]
+		virtual/zlib:=[static-libs(+)]
+		convert? (
+			sys-fs/e2fsprogs[static-libs(+)]
+			reiserfs? (
+				>=sys-fs/reiserfsprogs-3.6.27[static-libs(+)]
+			)
+		)
+		zstd? ( app-arch/zstd[static-libs(+)] )
+	)
+"
+BDEPEND="
+	virtual/pkgconfig
+	man? (
+		$(python_gen_any_dep 'dev-python/sphinx[${PYTHON_USEDEP}]
+			dev-python/sphinx-rtd-theme[${PYTHON_USEDEP}]')
+	)
+"
+
+python_check_deps() {
+	python_has_version "dev-python/sphinx[${PYTHON_USEDEP}]" &&
+	python_has_version "dev-python/sphinx-rtd-theme[${PYTHON_USEDEP}]"
+}
+
+if [[ ${PV} == 9999 ]]; then
+	BDEPEND+=" sys-devel/gnuconfig"
+else
+	BDEPEND+=" verify-sig? ( sec-keys/openpgp-keys-dsterba )"
+fi
+
+pkg_setup() {
+	: # Prevent python-any-r1_python_setup
+}
+
+if [[ ${PV} != 9999 ]]; then
+	src_unpack() {
+		if use verify-sig; then
+			verify-sig_uncompress_verify_unpack "${DISTDIR}"/${MY_P}.tar.xz \
+				"${DISTDIR}"/${MY_P}.tar.sign
+		else
+			default
+		fi
+	}
+fi
+
+src_prepare() {
+	default
+
+	if [[ ${PV} == 9999 ]]; then
+		local AT_M4DIR=config
+		eautoreconf
+
+		local automakedir="$(autotools_run_tool --at-output automake --print-libdir)"
+		[[ -e ${automakedir} ]] || die "Could not locate automake directory"
+
+		ln -s "${automakedir}"/install-sh config/install-sh || die
+		ln -s "${BROOT}"/usr/share/gnuconfig/config.guess config/config.guess || die
+		ln -s "${BROOT}"/usr/share/gnuconfig/config.sub config/config.sub || die
+	fi
+}
+
+src_configure() {
+	local myeconfargs=(
+		--bindir="${EPREFIX}"/sbin
+
+		--enable-lzo
+		$(use_enable experimental)
+		--disable-python
+		$(use_enable convert)
+		$(use_enable man documentation)
+		$(use_enable elibc_glibc backtrace)
+		$(use_enable static-libs static)
+		$(use_enable udev libudev)
+		$(use_enable zstd)
+
+		# Could support libgcrypt, libsodium, libkcapi, openssl, botan
+		--with-crypto=builtin
+		--with-convert=ext2$(usev reiserfs ',reiserfs')
+	)
+
+	export EXTRA_PYTHON_CFLAGS="${CFLAGS}"
+	export EXTRA_PYTHON_LDFLAGS="${LDFLAGS}"
+
+	if use man; then
+		python_setup
+	fi
+
+	econf "${myeconfargs[@]}"
+}
+
+src_compile() {
+	emake V=1 all $(usev static)
+}
+
+src_test() {
+	emake V=1 -j1 -C tests test
+}
+
+src_install() {
+	local makeargs=(
+		$(usev static install-static)
+	)
+
+	emake V=1 DESTDIR="${D}" install "${makeargs[@]}"
+
+	if use experimental; then
+		exeinto /sbin
+		doexe btrfs-corrupt-block
+	fi
+
+	newbashcomp btrfs-completion btrfs
+}
+
+pkg_postinst() {
+	udev_reload
+}
+
+pkg_postrm() {
+	udev_reload
+}