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[PATCH for-6.2 1/7] linux-user/aarch64: Set siginfo_t addr field for SIG
From: |
Peter Maydell |
Subject: |
[PATCH for-6.2 1/7] linux-user/aarch64: Set siginfo_t addr field for SIGTRAP signals |
Date: |
Fri, 13 Aug 2021 14:18:03 +0100 |
When generating a TRAP_BRKPT SIGTRAP, set the siginfo_t addr field
to the PC where the breakpoint/singlestep trap occurred; this is
what the kernel does for this signal for this architecture.
Fixes: Coverity 1459154
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
linux-user/aarch64/cpu_loop.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/linux-user/aarch64/cpu_loop.c b/linux-user/aarch64/cpu_loop.c
index ee72a1c20f0..5d8675944d9 100644
--- a/linux-user/aarch64/cpu_loop.c
+++ b/linux-user/aarch64/cpu_loop.c
@@ -148,6 +148,7 @@ void cpu_loop(CPUARMState *env)
info.si_signo = TARGET_SIGTRAP;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
+ info._sifields._sigfault._addr = env->pc;
queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
break;
case EXCP_SEMIHOST:
--
2.20.1