On 2012-09-26 10:43 NeilBrown <neilb@xxxxxxx> Wrote: >On Tue, 25 Sep 2012 17:29:12 +1000 NeilBrown <neilb@xxxxxxx> wrote: > >> On Fri, 21 Sep 2012 10:24:45 +0800 "Jianpeng Ma" <majianpeng@xxxxxxxxx> wrote: > >> > Hi, >> > i wrote a shell-script can reproduct this bug. >> > Note: mdadm -V >> > mdadm - v3.3-pre - Unreleased >> > >... > >> Thanks a lot! >> I'll try this out and see what I find. > >I've been running this script (with the mentioned version of mdadm) and >nothing has gone wrong. >The 'dd' keeps reporting read errors of course, as does the kernel, but not >crash or freeze or anything. > >What exactly happens when you run it? Do you get a kernel stack trace at all? >Can you post logs showing where it goes wrong? > >Thanks, >NeilBrown Hi: The attachement is the kerne log which enabling dynamic_debug. I hope you can get some useful infos from this log.If can't,can you suggest what place to add debug? Thanks!
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