cat /var/tmp/portage/sys-cluster/kubelet-1.28.2/temp/build.log 
 * Package:    sys-cluster/kubelet-1.28.2:0
 * Repository: gentoo
 * Maintainer: williamh@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc hardened kernel_linux
 * FEATURES:   compressdebug network-sandbox preserve-libs sandbox splitdebug userpriv usersandbox
Unable to unshare: EPERM (for FEATURES="pid-sandbox")
Unable to unshare: EPERM (for FEATURES="ipc-sandbox network-sandbox pid-sandbox")
>>> Unpacking source...
>>> Unpacking kubernetes-1.28.2.tar.gz to /var/tmp/portage/sys-cluster/kubelet-1.28.2/work
>>> Source unpacked in /var/tmp/portage/sys-cluster/kubelet-1.28.2/work
Unable to unshare: EPERM (for FEATURES="ipc-sandbox network-sandbox pid-sandbox")
>>> Preparing source in /var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2 ...
>>> Source prepared.
Unable to unshare: EPERM (for FEATURES="ipc-sandbox network-sandbox pid-sandbox")
>>> Configuring source in /var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2 ...
>>> Source configured.
Unable to unshare: EPERM (for FEATURES="ipc-sandbox network-sandbox pid-sandbox")
>>> Compiling source in /var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2 ...
make -j24 -j1 GOFLAGS= GOLDFLAGS= LDFLAGS= WHAT=cmd/kubelet 
go version go1.20.8 linux/amd64
+++ [1209 11:39:25] Building go targets for linux/amd64
    k8s.io/kubernetes/cmd/kubelet (non-static)
# k8s.io/kubernetes/cmd/kubelet
loadelf: $WORK/b056/_pkg_.a(_x001.o): 2636955: sym#50 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b056/_pkg_.a(_x002.o): 2636959: sym#60 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b056/_pkg_.a(_x003.o): 2636964: sym#62 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b056/_pkg_.a(_x004.o): 2636968: sym#58 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b056/_pkg_.a(_x005.o): 2636973: sym#78 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b056/_pkg_.a(_x006.o): 2636978: sym#116 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b127/_pkg_.a(_x001.o): 2636982: sym#48 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b127/_pkg_.a(_x002.o): 2636987: sym#65 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b127/_pkg_.a(_x003.o): 2636992: sym#55 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x001.o): 2636996: sym#48 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x002.o): 2637000: sym#24 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x003.o): 2637005: sym#64 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x004.o): 2637012: sym#66 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x005.o): 2637023: sym#84 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x006.o): 2637035: sym#100 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x007.o): 2637042: sym#71 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x008.o): 2637047: sym#64 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x009.o): 2637052: sym#84 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x010.o): 2637057: sym#64 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x011.o): 2637065: sym#67 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
loadelf: $WORK/b063/_pkg_.a(_x012.o): 2637070: sym#76 (wm4.0.22b3d28728bee9201b8b1f2f99ecb8db): ignoring symbol in section 1 (type 0)
/var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2/_output/local/.gimme/versions/go1.20.8.linux.amd64/pkg/tool/linux_amd64/link: too many errors
!!! [1209 11:40:10] Call tree:
!!! [1209 11:40:10]  1: /var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2/hack/lib/golang.sh:788 kube::golang::build_some_binaries(...)
!!! [1209 11:40:10]  2: /var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2/hack/lib/golang.sh:947 kube::golang::build_binaries_for_platform(...)
!!! [1209 11:40:10]  3: hack/make-rules/build.sh:27 kube::golang::build_binaries(...)
!!! [1209 11:40:10] Call tree:
!!! [1209 11:40:10]  1: hack/make-rules/build.sh:27 kube::golang::build_binaries(...)
!!! [1209 11:40:10] Call tree:
!!! [1209 11:40:10]  1: hack/make-rules/build.sh:27 kube::golang::build_binaries(...)
make: *** [Makefile:92: all] Error 1
 * ERROR: sys-cluster/kubelet-1.28.2::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=sys-cluster/kubelet-1.28.2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=sys-cluster/kubelet-1.28.2::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/sys-cluster/kubelet-1.28.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/sys-cluster/kubelet-1.28.2/temp/environment'.
 * Working directory: '/var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2'
 * S: '/var/tmp/portage/sys-cluster/kubelet-1.28.2/work/kubernetes-1.28.2'