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From: Patrick Venture <venture@google.com>
To: richard.henderson@linaro.org, peter.maydell@linaro.org
Cc: pbonzini@redhat.com, qemu-devel@nongnu.org,
	 Peter Foley <pefoley@google.com>,
	Patrick Venture <venture@google.com>
Subject: [PATCH] accel/tcg: fix msan findings in translate-all
Date: Fri, 28 Feb 2025 21:23:29 +0000	[thread overview]
Message-ID: <20250228212329.1775669-1-venture@google.com> (raw)

From: Peter Foley <pefoley@google.com>

e.g.
  Uninitialized value was created by an allocation of 'host_pc' in the stack frame
  #0 0xaaaac07df87c in tb_gen_code third_party/qemu/accel/tcg/translate-all.c:297:5

Signed-off-by: Peter Foley <pefoley@google.com>
Signed-off-by: Patrick Venture <venture@google.com>
---
 accel/tcg/translate-all.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index d4189c7386..f584055a15 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -298,7 +298,7 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
     tcg_insn_unit *gen_code_buf;
     int gen_code_size, search_size, max_insns;
     int64_t ti;
-    void *host_pc;
+    void *host_pc = NULL;
 
     assert_memory_lock();
     qemu_thread_jit_write();
-- 
2.48.1.711.g2feabab25a-goog



             reply	other threads:[~2025-02-28 21:24 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-28 21:23 Patrick Venture [this message]
2025-02-28 21:38 ` [PATCH] accel/tcg: fix msan findings in translate-all Richard Henderson
2025-02-28 22:25   ` Patrick Venture
2025-03-03 16:34     ` Peter Foley
2025-03-03 16:40       ` Peter Foley
2025-03-03 21:14         ` Richard Henderson

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