SEGV in sw32

SEGV in sw32: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). UndefinedBehaviorSanitizer: SEGV in function sw32 in file c-blosc2/blosc/blosc-private.h

The task

UndefinedBehaviorSanitizer: SEGV in function sw32_ in file c-blosc2/blosc/blosc-private.h

Part of XiaomiMiMo/MiMo-V2.6-RL-oss.