[3.12.16]语音唤醒容易出现wakeupword feed overflow 640错误

[liuese]

你好 我们更新到3.12.16版本之后测试，很容易出现下面的错误，sram剩余内存还有80K左右。
[16:48:58.998] wakeupword vad on
[16:48:59.001]
[16:48:59.908] ############## [silence] ################
[16:49:00.171] [270.224]<I>huisyri.ui: huisyri ui mesg type=105
[16:49:00.174] [270.224]<I>huisyri.ui: temp:32 humi:53 illum:23 water:00 soilhumi:1
[16:49:00.202] ################ [vad stop] ################
[16:49:00.202] wakeupword vad end
[16:49:00.203]
[16:49:00.963] [2025-09-15 16:49:01.006]<I>huisyri.ai: ai audio status=256
[16:49:01.931] ################ [vad start] ################
[16:49:01.931] wakeupword vad on
[16:49:01.933]
[16:49:02.518] wakeupword feed overflow 640
[16:49:02.547] wakeupword feed overflow 640
[16:49:02.567] wakeupword feed overflow 640