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linux-user/aarch64: Inject SIGSEGV for GCS faults

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Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20251008215613.300150-69-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson
2025-10-08 14:56:08 -07:00
committed by Peter Maydell
parent 5149287e10
commit 37897b29b3
2 changed files with 6 additions and 0 deletions
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5
linux-user/aarch64/cpu_loop.c
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@@ -89,6 +89,11 @@ static void signal_for_exception(CPUARMState *env, vaddr addr)
si_code = TARGET_ILL_ILLOPN;
break;
case EC_GCS:
si_signo = TARGET_SIGSEGV;
si_code = TARGET_SEGV_CPERR;
break;
case EC_MOP:
/*
* FIXME: The kernel fixes up wrong-option exceptions.

1
linux-user/aarch64/target_signal.h
View File

@@ -7,6 +7,7 @@
#define TARGET_SEGV_MTEAERR 8 /* Asynchronous ARM MTE error */
#define TARGET_SEGV_MTESERR 9 /* Synchronous ARM MTE exception */
#define TARGET_SEGV_CPERR 10 /* Control protection fault */
#define TARGET_ARCH_HAS_SETUP_FRAME
#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1