use-of-uninitialized-value in crc32 arch optimized

use-of-uninitialized-value in crc32 arch optimized: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). MemorySanitizer: use-of-uninitialized-value in function crc32 arch optimized in file xz/src/liblzma/check/crc x86 clmul.h