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Date: Fri, 14 Oct 2016 08:46:16 +0800 From: Ye Xiaolong <xiaolong.ye@...el.com> To: Andi Kleen <andi@...stfloor.org> Cc: lkp@...org, hmh@....eng.br, linux-kernel@...r.kernel.org, x86@...nel.org Subject: Re: [x86] 811565123a: BUG: kernel hang in early-boot stage, last printk: Probing EDD (edd=off to disable)... ok On 10/13, Andi Kleen wrote: >Andi Kleen <andi@...stfloor.org> writes: > >Any comments on this? > >I still cannot reproduce the failure unfortunately. oh, sorry, missed you mail before, I'll try the tests you mentioned and provide results later. Thanks, Xiaolong > > >> Could you do two tests for me: >> >> - Enable CONFIG_MICROCODE_INTEL and see if it boots then >> >> - Add CONFIG_DEBUG_INFO to the config. >> Add -s to the qemu command line and boot again. Then when it hangs >> connect gdb to see where it hangs >> >> gdb -ex "target remote localhost:1234" vmlinux >> bt >> >> <show output>
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