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bpf: add support for KASAN checks in JITed programs #13402

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kernel-patches-daemon-bpf wants to merge 9 commits into from
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bpf: add support for KASAN checks in JITed programs #13402

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2f5d444
bpf: mark instructions accessing program stack
Tropicao Aug 21, 2026
f8685a0
bpf: add BPF_JIT_KASAN for KASAN instrumentation of JITed programs
Tropicao Aug 21, 2026
707b1d4
bpf, x86: refactor BPF_ST management in do_jit
Tropicao Aug 21, 2026
7a09d52
bpf, x86: emit KASAN checks in x86 JITed programs
Tropicao Aug 21, 2026
2104b3a
bpf, x86: enable KASAN for JITed programs on x86
Tropicao Aug 21, 2026
879f194
selftests/bpf: make cmdline_contains stricter
Tropicao Aug 21, 2026
5446017
selftests/bpf: add helpers for KASAN in JIT testing
Tropicao Aug 21, 2026
1a71ae6
selftests/bpf: move bpf_jit_harden helper into testing_helpers
Tropicao Aug 21, 2026
0e9d4e5
selftests/bpf: add tests to validate KASAN on JIT programs
Tropicao Aug 21, 2026
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1 change: 1 addition & 0 deletions arch/x86/Kconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -234,6 +234,7 @@ config X86
select HAVE_SAMPLE_FTRACE_DIRECT if X86_64
select HAVE_SAMPLE_FTRACE_DIRECT_MULTI if X86_64
select HAVE_EBPF_JIT
select HAVE_EBPF_JIT_KASAN if X86_64
select HAVE_EFFICIENT_UNALIGNED_ACCESS
select HAVE_EISA if X86_32
select HAVE_EXIT_THREAD
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