This is a small release to fix an incompatibility with golang.org/x/sys/unix@v0.14.0. There is a variety of performance improvements as well.

What's Changed

• Add Remaining and Size to perf/ring Record by @brycekahle in https://github.com/cilium/ebpf/pull/1167
• btf: correct printing size of Int type in bytes by @Asphaltt in https://github.com/cilium/ebpf/pull/1182
• collection: Add Assign method by @danobi in https://github.com/cilium/ebpf/pull/1114
• add 6.6 to CI by @lmb in https://github.com/cilium/ebpf/pull/1187
• docs: add overview for package features by @rgo3 in https://github.com/cilium/ebpf/pull/1164
• elf: skip local_kptr_stash libbpf test by @lmb in https://github.com/cilium/ebpf/pull/1190
• btf: support both elf and raw BTF in loadKernelSpec by @wxx213 in https://github.com/cilium/ebpf/pull/1177
• elf: skip local_kptr_stash_fail test by @lmb in https://github.com/cilium/ebpf/pull/1198
• btf, sys: update vmlinux.btf.gz to 6.6 by @lmb in https://github.com/cilium/ebpf/pull/1200
• btf: optimize stringTable to speed up vmlinux parsing by @lmb in https://github.com/cilium/ebpf/pull/1203
• program: fix LINUX_HAS_SYSCALL_WRAPPER use with bpf_tracing.h by @paulcacheux in https://github.com/cilium/ebpf/pull/1202
• btf: Optimize string table for globally increasing offsets by @dylandreimerink in https://github.com/cilium/ebpf/pull/1210
• map: include full property diff in ErrMapIncompatible error string by @ti-mo in https://github.com/cilium/ebpf/pull/1212
• Add new ISAv4 instructions by @dylandreimerink in https://github.com/cilium/ebpf/pull/1193
• asm: cleanups for v4 ISA by @lmb in https://github.com/cilium/ebpf/pull/1214
• build(deps): bump mkdocs-material from 9.4.4 to 9.4.7 in /docs by @dependabot in https://github.com/cilium/ebpf/pull/1197
• build(deps): bump pymdown-extensions from 10.3 to 10.3.1 in /docs by @dependabot in https://github.com/cilium/ebpf/pull/1196
• build(deps): bump mkdocs-macros-plugin from 1.0.4 to 1.0.5 in /docs by @dependabot in https://github.com/cilium/ebpf/pull/1195
• build(deps): bump mkdocs-git-revision-date-localized-plugin from 1.2.0 to 1.2.1 in /docs by @dependabot in https://github.com/cilium/ebpf/pull/1194
• small speedups during elf loading by @paulcacheux in https://github.com/cilium/ebpf/pull/1207
• go.mod: update golang.org/x/sys to latest unreleased version by @tklauser in https://github.com/cilium/ebpf/pull/1215
• btf: Optimizing BTF parsing by merging readTypes and inflateRawTypes by @dylandreimerink in https://github.com/cilium/ebpf/pull/1211

New Contributors

• @wxx213 made their first contribution in https://github.com/cilium/ebpf/pull/1177

Full Changelog: https://github.com/cilium/ebpf/compare/v0.12.2...v0.13.0