linux-kernel - Re: [PATCH] x86/mce: Initialize workqueues only once

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Date:	Fri, 19 Jun 2015 14:24:10 +0200
From:	Borislav Petkov <bp@...e.de>
To:	"Luck, Tony" <tony.luck@...el.com>
Cc:	"Wang, Rui Y" <rui.y.wang@...el.com>,
	"Chen, Gong" <gong.chen@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86/mce: Initialize workqueues only once

On Fri, Jun 19, 2015 at 11:27:18AM +0200, Borislav Petkov wrote:
> Here's the fix:

Injected error:

[  201.237241] EINJ: Error INJection is initialized.
[  246.146290] [Firmware Bug]: APEI: Invalid bit width + offset in GAR [0x1234/64/0/3/0]
[  257.868432] Disabling lock debugging due to kernel taint
[  259.808068] mce: [Hardware Error]: CPU 61: Machine Check Exception: 5 Bank 7: be00000000010090
[  257.868432] mce: [Hardware Error]: Machine check events logged
[  259.808068] mce: [Hardware Error]: RIP !INEXACT! 10:<ffffffff81344bbf> {intel_idle+0xbf/0x130}
[  259.808068] mce: [Hardware Error]: TSC 98aa47539f28 ADDR 1200 MISC 142303c86 
[  259.808068] mce: [Hardware Error]: PROCESSOR 0:306e7 TIME 1434716502 SOCKET 0 APIC 3 microcode 700
[  259.808068] EDAC sbridge MC3: HANDLING MCE MEMORY ERROR
[  259.808068] EDAC sbridge MC3: CPU 61: Machine Check Exception: 5 Bank 7: be00000000010090
[  259.808068] EDAC sbridge MC3: TSC 98aa47539f28 
[  259.808068] EDAC sbridge MC3: ADDR 1200 EDAC sbridge MC3: MISC 142303c86 
[  259.808068] EDAC sbridge MC3: PROCESSOR 0:306e7 TIME 1434716502 SOCKET 0 APIC 3
[  259.808068] EDAC MC3: 0 UE memory read error on CPU_SrcID#0_Channel#0_DIMM#0 (channel:0 slot:0 page:0x1 offset:0x200 grain:32 -  recoverable area:DRAM err_code:0001:0090 socket:0 channel_mask:4 rank:0)

Let's see whether something's in the MCA MSRs when this monster reboots
(it takes forever...).

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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