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x86/traps: Decode LOCK Jcc.d8 as #UD
authorPeter Zijlstra <peterz@infradead.org>
Mon, 24 Feb 2025 12:37:09 +0000 (13:37 +0100)
committerIngo Molnar <mingo@kernel.org>
Wed, 26 Feb 2025 11:24:17 +0000 (12:24 +0100)
commit029f718fedd72872f7475604fe71b2a841108834
tree204d2110512fd8fff3610a8033924719d195b97ftree | snapshot
parent06926c6cdb955bf24521d4e13af95b4d062d02d0commit | diff
x86/traps: Decode LOCK Jcc.d8 as #UD

Because overlapping code sequences are all the rage.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Kees Cook <kees@kernel.org>
Link: https://lore.kernel.org/r/20250224124200.486463917@infradead.org
arch/x86/include/asm/bug.h diff | blob | blame | history
arch/x86/kernel/traps.c diff | blob | blame | history
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