Comment # 29 on bug 1051354 from Richard Weinberger

(In reply to Fran�ois Valenduc from comment #27)
> Adding these lines doesn't change anything. In fact, the disk and the
> partition are detected. The problem is rather that the LVM volumes are not
> found.

In my case the difference between working and bad initrd is:
diff -Nur good/usr/lib/udev/rules.d/61-persistent-storage-compat.rules
bad/usr/lib/udev/rules.d/61-persistent-storage-compat.rules
--- good/usr/lib/udev/rules.d/61-persistent-storage-compat.rules       
2017-08-20 20:58:53.723996905 +0200
+++ bad/usr/lib/udev/rules.d/61-persistent-storage-compat.rules 2017-08-20
20:59:04.775996863 +0200
@@ -37,10 +37,11 @@

 # NVMe links were introduced first via a SUSE specific commit
 # (bsc#944132) and upstream gained support later but of course using a
-# different scheme.
-KERNEL=="nvme*", ENV{DEVTYPE}=="disk", ENV{ID_SERIAL}!="?*",
IMPORT{program}="scsi_id --export --whitelisted -d $tempnode",
ENV{ID_BUS}="nvme"
-KERNEL=="nvme*", ENV{DEVTYPE}=="disk", ENV{ID_SERIAL}=="?*",
SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}"
-KERNEL=="nvme*", ENV{DEVTYPE}=="partition", ENV{ID_SERIAL}=="?*",
SYMLINK+="disk/by-id/$env{ID_BUS}-$env{ID_SERIAL}-part%n"
+# different scheme. Also note that ID_SERIAL is already used by the
+# contemporary rules, see bsc#1048679 for details.
+KERNEL=="nvme*", ENV{DEVTYPE}=="disk", ENV{ID_NVME_SERIAL_COMPAT}!="?*",
PROGRAM="scsi_id --whitelisted --replace-whitespace -d $devnode", RESULT=="?*",
ENV{ID_NVME_SERIAL_COMPAT}="$result"
+KERNEL=="nvme*", ENV{DEVTYPE}=="disk", ENV{ID_NVME_SERIAL_COMPAT}=="?*",
SYMLINK+="disk/by-id/nvme-$env{ID_NVME_SERIAL_COMPAT}"
+KERNEL=="nvme*", ENV{DEVTYPE}=="partition", ENV{ID_NVME_SERIAL_COMPAT}=="?*",
SYMLINK+="disk/by-id/nvme-$env{ID_NVME_SERIAL_COMPAT}-part%n"

 # SCSI compat links for ATA devices, removed by f6ba1a468cea (boo#769002)
 KERNEL=="sd*[!0-9]", ENV{ID_BUS}=="ata", PROGRAM="scsi_id --whitelisted
--replace-whitespace -p0x80 -d $devnode", RESULT=="?*",
ENV{ID_SCSI_COMPAT}="$result", SYMLINK+="disk/by-id/scsi-$env{ID_SCSI_COMPAT}"


So, Lee might be correct.