On Fri, 2018-08-24 at 15:12 +0800, jianchao.wang wrote: > So this issue should not related with io scheduler. Hi, I can't localize the specific issue and have changed the subject to blk-mq. > Would you please share the entire dmesg log or backtrace you got on 4.18.3 ? Have you been able to reproduce this? I reproduced the backtrace on a vanilla 4.18.3: https://ibin.co/4E3q5dETqA5T.jpg Best regards, Massimo
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