linux-kernel - Re: [PATCH 4.4 00/37] 4.4.110-stable review

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Message-Id: <0C00DC80-5F7E-4417-872D-66473A6387A0@amacapital.net>
Date:   Fri, 5 Jan 2018 09:43:00 -0800
From:   Andy Lutomirski <luto@...capital.net>
To:     Pavel Tatashin <pasha.tatashin@...cle.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Hugh Dickins <hughd@...gle.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Thomas Voegtle <tv@...96.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Shuah Khan <shuahkh@....samsung.com>, patches@...nelci.org,
        Ben Hutchings <ben.hutchings@...ethink.co.uk>,
        lkft-triage@...ts.linaro.org, stable <stable@...r.kernel.org>
Subject: Re: [PATCH 4.4 00/37] 4.4.110-stable review


> On Jan 5, 2018, at 9:14 AM, Pavel Tatashin <pasha.tatashin@...cle.com> wrote:
> 
> Hi Andy,
> 
> This is bare metal, not VM, read my other email in this thread about
> the machine on which I am testing. Sometime hang happens a little
> later:
> 
> [    5.088948] microcode: CPU36 sig=0x406f1, pf=0x1, revision=0xb00001d
> [    5.096076] microcode: CPU37 sig=0x406f1, pf=0x1, revision=0xb00001d
> [    5.103206] microcode: CPU38 sig=0x406f1, pf=0x1, revision=0xb00001d
> [    5.110326] microcode: CPU39 sig=0x406f1, pf=0x1, revision=0xb00001d
> [    5.117467] microcode: Microcode Update Driver: v2.01
> <tigran@...azian.fsnet.co.uk>, Peter Oruba
> [    5.127476] registered taskstats version 1
> [    5.132058] Loading compiled-in X.509 certificates
> [    5.138206] Loaded X.509 cert 'Build time autogenerated kernel key:
> 26871d9e2c53359981a91797284d4f630796d8cf'
> [    5.149337] zswap: loaded using pool lzo/zbud
> [    5.154215] page_owner is disabled
> [    5.161468] Key type trusted registered
> [    5.169226] Key type encrypted registered
> [    5.173719] ima: No TPM chip found, activating TPM-bypass!
> [    5.179918] evm: HMAC attrs: 0x1
> [    5.184958] rtc_cmos 00:00: setting system clock to 2018-01-05
> 15:40:45 UTC (1515166845)
> [    5.196099] Freeing unused kernel memory: 1856K
> <hang / reboot here>

Gah, too many emails.

Someone probably just needs to look at the EFI think code.  Does it boot if you disable EFI support in the kernel (noefi boot option, I think, or maybe just compile it out.



> 
> Thank you,
> Pavel