Tested and results for Jeffrey's comment#5:
a. Yes, We’ve check other whitley's project (different with G292 series) on
20.04 and 18.04.
the miscellanea/kernel_taint_test fail in 5.4 kernel, PASS in 20.04 hwe 5.13
kernel.
b. G292-280 also PASS this item on the 20.04 hwe-edge with the 5.15 ker
The Intel Xeon Platinum 8380 is an IceLake chip (see
https://www.intel.com/content/www/us/en/products/sku/212287/intel-xeon-
platinum-8380-processor-60m-cache-2-30-ghz/specifications.html). The
change referenced by Zhanglei only addresses chips that are Skylake-X.
There is a change in the upstream
@zhanglei-mao have you tried to update the kernel? Does it still happen
also with a more recent 5.4?
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Title:
kernel taint ( warning
Checked on a machine in my lab with that CPU (Intel Xeon Platinum 8380)
and this does not happen there...
So I'd initially blame something related to firmware, perhaps, but since
it also resolves with the 5.13 HWE, that is a little confusing.
Can you try a different CPU in this machine with 5.4 (
It seems very similar to
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1882478/ which have
been fixed on Bionic.
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Title:
kern
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
kernel taint ( warning ) caused by smpboot.c: on 5.4.0
You can find above message in kernel.log file.
** Attachment added: "sosreport"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1976511/+attachment/5594318/+files/sosreport-G292-280-18.04HWE5.4.0-110-generic-2022-05-25-cvumffx.tar.xz
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We didn't find this on Ubuntu 20.04.4 LTS hwe-kernel (
5.13.0-41-generic).
Both Ubuntu 20.04.4 ga-kernel and 18.04.6 hwe-kernel (5.4.0-107-generic)
are found.
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