Fix audio race condition with heap allocation #4255

Job	Run time
detect-code-related-file-changes	7s
static-analysis	2m 4s
coding-style	24s
host-arm64	8m 52s
macOS-arm64 (gcc-15)	5m 15s
host-x64 (gcc)	8m 58s
macOS-arm64 (clang)	8m 28s
docker-hub-build-and-publish	30s
host-x64 (clang)	7m 31s
boot-tests-x64 (clang, t2c, system_jit_defconfig, ENABLE_MOP_FUSION=0, 120)	5m 22s
boot-tests-x64 (clang, jit, system_defconfig, ENABLE_JIT=1 ENABLE_MOP_FUSION=0, 90)	6m 28s
boot-tests-x64 (gcc, jit, system_defconfig, ENABLE_JIT=1 ENABLE_MOP_FUSION=0, 90)	6m 49s
boot-tests-x64 (gcc, interpreter, system_defconfig, 60)	3m 9s
boot-tests-x64 (clang, interpreter, system_defconfig, 60)	3m 31s
	1h 7m 28s

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