Comment 4 for bug 1817784

cosmic verification:

ubuntu@d06-1:~$ cat /proc/version
Linux version 4.18.0-17-generic (buildd@bos02-arm64-075) (gcc version 7.3.0 (Ubuntu/Linaro 7.3.0-16ubuntu3)) #18~18.04.1-Ubuntu SMP Fri Mar 15 15:27:57 UTC 2019
ubuntu@d06-1:~$ ls -l /dev/disk/by-path
total 0
lrwxrwxrwx 1 root root 9 Mar 19 18:09 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy5-lun-0 -> ../../sdb
lrwxrwxrwx 1 root root 10 Mar 19 18:09 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy5-lun-0-part1 -> ../../sdb1
lrwxrwxrwx 1 root root 10 Mar 19 18:11 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy5-lun-0-part2 -> ../../sdb2
lrwxrwxrwx 1 root root 9 Mar 19 18:09 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy8-lun-0 -> ../../sdc
lrwxrwxrwx 1 root root 9 Mar 19 18:09 pci-0000:7a:01.0-usb-0:1.3:1.0-scsi-0:0:0:0 -> ../../sda
lrwxrwxrwx 1 root root 10 Mar 19 18:09 pci-0000:7a:01.0-usb-0:1.3:1.0-scsi-0:0:0:0-part1 -> ../../sda1

bionic verification:
ubuntu@d06-1:~$ cat /proc/version
Linux version 4.15.0-47-generic (buildd@bos02-arm64-022) (gcc version 7.3.0 (Ubuntu/Linaro 7.3.0-16ubuntu3)) #50-Ubuntu SMP Wed Mar 13 10:42:02 UTC 2019
ubuntu@d06-1:~$ ls -l /dev/disk/by-path
total 0
lrwxrwxrwx 1 root root 9 Mar 19 18:39 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy5-lun-0 -> ../../sda
lrwxrwxrwx 1 root root 10 Mar 19 18:39 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy5-lun-0-part1 -> ../../sda1
lrwxrwxrwx 1 root root 10 Mar 19 18:41 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy5-lun-0-part2 -> ../../sda2
lrwxrwxrwx 1 root root 9 Mar 19 18:39 pci-0000:74:02.0-sas-exp0x500e004aaaaaaa1f-phy8-lun-0 -> ../../sdb
lrwxrwxrwx 1 root root 9 Mar 19 18:39 pci-0000:7a:01.0-usb-0:1.3:1.0-scsi-0:0:0:0 -> ../../sdc
lrwxrwxrwx 1 root root 10 Mar 19 18:39 pci-0000:7a:01.0-usb-0:1.3:1.0-scsi-0:0:0:0-part1 -> ../../sdc1