FYI, we noticed the following commit:
commit: 5729ee3edf50e4627ab216a170a4748a2d62dd12 ("EDAC: Remove EDAC_MM_EDAC")
in testcase: unixbench
with following parameters:
test-description: UnixBench is the original BYTE UNIX benchmark suite aims to test
performance of Unix-like system.
on test machine: 88 threads Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz with 64G memory
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
kern :err : [ 32.919091] EDAC sbridge: Couldn't find mci handler
kern :err : [ 32.919092] EDAC sbridge: Couldn't find mci handler
kern :err : [ 32.919095] EDAC sbridge: Failed to register device with error -22.
git clone https://github.com/01org/lkp-tests.git
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml