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Bug
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Resolution: Unresolved
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Critical
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rhel-9.6.z
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None
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kmod-kvdo-8.2.5.14-165.el9_6
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None
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Moderate
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rhel-storage-dm
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None
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Dev ack
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False
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False
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None
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None
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Unspecified
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Unspecified
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Unspecified
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None
kvdo not loaded after install.
:: [ 07:55:24 ] :: [ BEGIN ] :: Running 'uname -a'
Linux kvm-04-guest03.lab.eng.rdu2.dc.redhat.com 5.14.0-570.96.1.el9_6.x86_64 #1 SMP PREEMPT_DYNAMIC Mon Mar 2 20:41:08 EST 2026 x86_64 x86_64 x86_64 GNU/Linux
:: [ 07:55:24 ] :: [ PASS ] :: Command 'uname -a' (Expected 0, got 0)
:: [ 07:55:24 ] :: [ BEGIN ] :: Running 'find /lib/modules -name kvdo.ko'
/lib/modules/5.14.0-570.37.1.el9_6.x86_64/extra/kmod-kvdo/vdo/kvdo.ko
:: [ 07:55:24 ] :: [ PASS ] :: Command 'find /lib/modules -name kvdo.ko' (Expected 0, got 0)
:: [ 07:55:24 ] :: [ BEGIN ] :: Running 'modinfo kvdo'
modinfo: ERROR: Module kvdo not found.
:: [ 07:55:24 ] :: [ FAIL ] :: Command 'modinfo kvdo' (Expected 0, got 1)
:: [ 07:55:24 ] :: [ BEGIN ] :: Running 'dmesg -c > /dev/null'
:: [ 07:55:24 ] :: [ PASS ] :: Command 'dmesg -c > /dev/null' (Expected 0, got 0)
:: [ 07:55:24 ] :: [ BEGIN ] :: Running 'insmod /lib/modules/5.14.0-570.37.1.el9_6.x86_64/extra/kmod-kvdo/vdo/kvdo.ko'
insmod: ERROR: could not insert module /lib/modules/5.14.0-570.37.1.el9_6.x86_64/extra/kmod-kvdo/vdo/kvdo.ko: Invalid parameters
:: [ 07:55:24 ] :: [ FAIL ] :: Command 'insmod /lib/modules/5.14.0-570.37.1.el9_6.x86_64/extra/kmod-kvdo/vdo/kvdo.ko' (Expected 0, got 1)
:: [ 07:55:24 ] :: [ BEGIN ] :: Running 'dmesg'
[ 165.235323] kvdo: loading out-of-tree module taints kernel.
[ 165.236983] kvdo: disagrees about version of symbol dm_noflush_suspending
Steps to Reproduce:
1. Install kernel 5.14.0-570.96.1.el9_6
2. Install package versions referenced (kernel and kmod-kvdo)
3. Attempt to run `modprobe kvdo`.
Expected results:
Module loaded
- links to
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RHBA-2026:161962
kmod-kvdo update