linux-kernel - Re: [printk] fbc14616f4: BUG:kernel_reboot-without-warning_in_test

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Date:   Wed, 5 Apr 2017 17:40:17 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Ye Xiaolong <xiaolong.ye@...el.com>
Cc:     Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Petr Mladek <pmladek@...e.com>, Jan Kara <jack@...e.cz>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Eric Biederman <ebiederm@...ssion.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>, Pavel Machek <pavel@....cz>,
        Len Brown <len.brown@...el.com>, linux-kernel@...r.kernel.org,
        lkp@...org
Subject: Re: [printk]  fbc14616f4:
 BUG:kernel_reboot-without-warning_in_test_stage

On (04/05/17 15:29), Ye Xiaolong wrote:
[..]
> >>does this patch make it any better?
> >
> >I am trying it and will post the result once I get it.
> 
> Sorry for the late. I applied the patch of on top of the fbc14616f4 ("printk: enable printk offloading") 
> and the "reboot-without-waring" issue is gone for 6 times of tests.
> 
> testcase/path_params/tbox_group/run: trinity/300s/vm-kbuild-yocto-ia32
> 
> fbc14616f483788a  a75384abd8885080d6923d7036  
> ----------------  --------------------------  
>           4:4         -100%            0:6     dmesg.BUG:kernel_reboot-without-warning_in_test_stage

thanks!

	-ss