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From: Andrew Morton <akpm@linux-foundation.org>
To: Feng Tang <feng.tang@intel.com>
Cc: bugzilla-daemon@bugzilla.kernel.org,
	Thomas Gleixner <tglx@linutronix.de>,
	Juergen Gross <jgross@suse.com>, Ingo Molnar <mingo@elte.hu>,
	"H. Peter Anvin" <hpa@zytor.com>,
	boyarsh@altlinux.org, linux-kernel@vger.kernel.org
Subject: Re: [Bug 201637] New: hangup sinse  'x86/mm: Expand static page table for fixmap space' with CONFIG_RANDOMIZE_BASE enabled
Date: Thu, 8 Nov 2018 14:20:52 -0800	[thread overview]
Message-ID: <20181108142052.b8218ee02560864ef9e640b7@linux-foundation.org> (raw)
In-Reply-To: <bug-201637-27@https.bugzilla.kernel.org/>


(switched to email.  Please respond via emailed reply-to-all, not via the
bugzilla web interface).

On Thu, 08 Nov 2018 13:48:25 +0000 bugzilla-daemon@bugzilla.kernel.org wrote:

> https://bugzilla.kernel.org/show_bug.cgi?id=201637
> 
>             Bug ID: 201637
>            Summary: hangup sinse  'x86/mm: Expand static page table for
>                     fixmap space' with CONFIG_RANDOMIZE_BASE enabled
>            Product: Memory Management
>            Version: 2.5
>     Kernel Version: 4.9.133
>           Hardware: All
>                 OS: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: high
>           Priority: P1
>          Component: Other
>           Assignee: akpm@linux-foundation.org
>           Reporter: boyarsh@altlinux.org
>         Regression: No
> 
> I have early kernel hungup on x86_64 since 4.9.133 and i've finaly bisected it.
> 
> This commit is incompatible with CONFIG_RANDOMIZE_BASE enabled and cause
> immediate silent hangup during boot. 
> 
> commit 3a8304b7ad2e291777e8499e39390145d932a2fd
> Author: Feng Tang <feng.tang@intel.com>
> Date:   Thu Sep 20 10:58:28 2018 +0800
> 
>     x86/mm: Expand static page table for fixmap space
> 
>     commit 05ab1d8a4b36ee912b7087c6da127439ed0a903e upstream.
> 
>     We met a kernel panic when enabling earlycon, which is due to the fixmap
>     address of earlycon is not statically setup.
> 
> -- 
> You are receiving this mail because:
> You are the assignee for the bug.

       reply	other threads:[~2018-11-08 22:20 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <bug-201637-27@https.bugzilla.kernel.org/>
2018-11-08 22:20 ` Andrew Morton [this message]
2018-11-09  1:29   ` [Bug 201637] New: hangup sinse 'x86/mm: Expand static page table for fixmap space' with CONFIG_RANDOMIZE_BASE enabled Feng Tang

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