On Fri, 2017-12-15 at 15:58 +0800, chenxiang (M) wrote: > I tested v2 of this series based on Martin's for-4.16 SCSI tree which > branch error handler issue "scsi: core: Ensure that the > SCSI error handler gets woken up" is merged. And system is still hung > after repeat my testcase. Hello chenxiang, Thanks for having run this test and for having shared the results. I will see whether I can reproduce this on my test setup. Bart.