topic Re: Solution to fix Machine Check Exception: 4 Bank 0: 9000000020000003 in Embedded Intel Atom® Processors

Solution to fix Machine Check Exception: 4 Bank 0: 9000000020000003

ajust3 — Fri, 06 Sep 2019 10:25:30 GMT

I am facing MCE error frequently on COM Express® Mini Type 10

Module with Intel(R) Atom(TM) CPU E3827 running kernel version used is 4.9.119 (Yocto).

The following is the MCE error log on the console .The errors are appearing randomly

CPU 1: Machine Check Exception: 4 Bank 0: 9000000020000003

mce: [Hardware Error]: TSC 8f0ad20006

mce: [Hardware Error]: PROCESSOR 0:30679 TIME 1556882638 SOCKET 0 APIC 4 microcode 90a

mce: [Hardware Error]: Run the above through 'mcelog --ascii'

mce: [Hardware Error]: CPU 0: Machine Check Exception: 4 Bank 5: f40000400090000f

mce: [Hardware Error]: TSC 8f0ace4c12 ADDR 95d6050

mce: [Hardware Error]: PROCESSOR 0:30679 TIME 1556882638 SOCKET 0 APIC 0 microcode 90a

mce: [Hardware Error]: Run the above through 'mcelog --ascii'

mce: [Hardware Error]: CPU 1: Machine Check Exception: 4 Bank 5: f40000400090000f

mce: [Hardware Error]: TSC 8f0ad20006 ADDR 95d6050

mce: [Hardware Error]: PROCESSOR 0:30679 TIME 1556882638 SOCKET 0 APIC 4 microcode 90a

mce: [Hardware Error]: Run the above through 'mcelog --ascii'

mce: [Hardware Error]: CPU 0: Machine Check Exception: 4 Bank 0: b600000032100810

mce: [Hardware Error]: TSC 8f0ace4c12 ADDR 95d6050

mce: [Hardware Error]: PROCESSOR 0:30679 TIME 1556882638 SOCKET 0 APIC 0 microcode 90a

mce: [Hardware Error]: Run the above through 'mcelog --ascii'

mce: [Hardware Error]: Machine check: Processor context corrupt

Kernel panic - not syncing: Fatal machine check

do_IRQ: 0.193 No irq handler for vector

Failed to insert

The following is the details of the processor used :

processor : 0

vendor_id : GenuineIntel

cpu family : 6

model : 55

model name : Intel(R) Atom(TM) CPU E3827 @ 1.74GHz

stepping : 9

microcode : 0x90a

cpu MHz : 1749.300

cache size : 512 KB

physical id : 0

siblings : 2

core id : 0

cpu cores : 2

apicid : 0

initial apicid : 0

fpu : yes

fpu_exception : yes

cpuid level : 11

wp : yes

flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov

pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm c

onstant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf

pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse

I would like to isolate if this is triggered due to software or the hardware .

I am looking for a fix to solve this error triggered due to internal BUSINIT .

Re: Solution to fix Machine Check Exception: 4 Bank 0: 9000000020000003

CarlosAM_INTEL — Fri, 06 Sep 2019 22:34:03 GMT

Hello, @ajust3:

Thank you for contacting Intel Embedded Community.

Could you please tell us if the affected designs have been designed by you or by a third-party company? In case that they are third-party units please give the part number, model, name of the manufacturer, where it is stated the information related to it. In case that it is your design, could you please clarify it has been reviewed by Intel and list the sources that you have used to develop it?

By the way, Could you please let us know the details of the Operating System related to this condition?

We are waiting for your reply.

Best regards,

@Mæcenas_INTEL.

Re: Solution to fix Machine Check Exception: 4 Bank 0: 9000000020000003

ajust3 — Mon, 09 Sep 2019 10:06:34 GMT

hi Maecenas,

The affected designs are designed by Conga-tech.

The following are the design details

https://www.congatec.com/us/products/com-express-type-10/conga-ma3e.html
conga-MA3E/i-E3827-2G eMMC4
P/N 048411

The operating system used is Halon AOS-CX, running kernel version used is 4.9.119 (Yocto).

Re: Solution to fix Machine Check Exception: 4 Bank 0: 9000000020000003

CarlosAM_INTEL — Tue, 10 Sep 2019 01:09:33 GMT

Hello, @ajust3 :

Thanks for your reply.

We would like to help you with your consultations related to any third-party device but the proper information to them is handled by their manufacturers.

Due to this fact, we suggest you as a reference that your consultations related to any device manufacturer by the company mentioned on your last communication should be addressed by filling out the form stated at:

https://www.congatec.com/us/contact.html

Best regards,

@Mæcenas_INTEL.