sync CPU state on hw breakpoint (#103)

Marcondiro · web-flow · commit 59ce9daf5456 · 2025-02-17T16:04:15.000+01:00
diff --git a/accel/kvm/kvm-accel-ops.c b/accel/kvm/kvm-accel-ops.c
@@ -64,6 +64,7 @@ static void *kvm_vcpu_thread_fn(void *arg)
 //// --- Begin LibAFL code ---
                 // cpu_handle_guest_debug(cpu);
 				cpu->stopped = true;
+                kvm_cpu_synchronize_state(cpu);
 				libafl_qemu_trigger_breakpoint(cpu);
 //// --- End LibAFL code ---
             }

Original file line number	Diff line number	Diff line change
`@@ -64,6 +64,7 @@ static void kvm_vcpu_thread_fn(void arg)`
`64`	`64`	`//// --- Begin LibAFL code ---`
`65`	`65`	`// cpu_handle_guest_debug(cpu);`
`66`	`66`	`cpu->stopped = true;`
	`67`	`+ kvm_cpu_synchronize_state(cpu);`
`67`	`68`	`libafl_qemu_trigger_breakpoint(cpu);`
`68`	`69`	`//// --- End LibAFL code ---`
`69`	`70`	`}`