Unable to assemble imsm raid container in kernel 3.10.0-1160.31.1.el7.x86_64 or higher.
Issue
- Unable to assemble
imsm raid containerinkernel-3.10.0-1160.31.1.el7.x86_64or higher.
##RAID device is getting activated with older kernel.
$cat uname
Linux localhost.localdomain 3.10.0-1160.25.1.el7.x86_64 #1 SMP Tue Apr 13 18:55:45 EDT 2021 x86_64 x86_64 x86_64 GNU/Linux
$cat proc/mdstat
Personalities : [raid1]
md126 : active (auto-read-only) raid1 nvme0n1[1] nvme1n1[0]
1484657664 blocks super external:/md127/0 [2/2] [UU]
md127 : inactive nvme1n1[1](S) nvme0n1[0](S)
10402 blocks super external:imsm
But with newer version unable to activate or assemble RAID
Environment
- Red Hat Enterprise Linux 7.9
- kernel-3.10.0-1160.31.1.el7.x86_64 or higher.
- Intel imsm RAID container.
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