Comment 0 for bug 1961439

lsb_release -r
Release: 21.10

uname -r
5.13.0-28-generic

sudo dmesg | grep nvme
[ 2.213011] nvme 0000:01:00.0: platform quirk: setting simple suspend
[ 2.213050] nvme nvme0: pci function 0000:01:00.0
[ 2.213073] nvme 0000:04:00.0: platform quirk: setting simple suspend
[ 2.213102] nvme nvme1: pci function 0000:04:00.0
[ 2.264504] nvme nvme0: allocated 64 MiB host memory buffer.
[ 2.264525] nvme nvme1: Duplicate cntlid 1 with nvme0, rejecting
[ 2.264527] nvme nvme1: Removing after probe failure status: -22
[ 2.282402] nvme nvme0: 8/0/0 default/read/poll queues

lspci
...
01:00.0 Non-Volatile memory controller: Device 1d79:2263 (rev 03)
...
04:00.0 Non-Volatile memory controller: Device 1d79:2263 (rev 03)

lspci -k
...
01:00.0 Non-Volatile memory controller: Device 1d79:2263 (rev 03)
 Subsystem: Device 1d79:2263
 Kernel driver in use: nvme
 Kernel modules: nvme
...
04:00.0 Non-Volatile memory controller: Device 1d79:2263 (rev 03)
 Subsystem: Device 1d79:2263
 Kernel modules: nvme

There are two physically connected disks. One of the disks is not available in the system.