Comment 7 for bug 1938777

By the way, from checkbox we could see the usb devices and their block numbers, SanDisk usb sticks as sda and sdc, by running:

$ sudo checkbox-cli run -t file --transport-where /tmp/submition-device.tar.xz -f com.canonical.plainbox::tar com.canonical.certification::device

<skipped>

path: /devices/pci0004:00/0004:00:03.0/0004:03:00.0/usb2/2-3
name: bus/usb/002/002
bus: usb
driver: usb
product: Ultra Fit
vendor: SanDisk Corp.
product_slug: Ultra_Fit
vendor_slug: SanDisk_Corp.

path: /devices/pci0004:00/0004:00:03.0/0004:03:00.0/usb2/2-3/2-3:1.0/host0/target0:0:0/0:0:0:0
name: sda
bus: scsi
driver: sd
product: Ultra Fit
vendor: SanDisk
product_slug: Ultra_Fit
vendor_slug: SanDisk

path: /devices/pci0004:00/0004:00:03.0/0004:03:00.0/usb2/2-4
name: bus/usb/002/003
bus: usb
driver: usb
product: Ultra Fit
vendor: SanDisk Corp.
product_slug: Ultra_Fit
vendor_slug: SanDisk_Corp.

path: /devices/pci0004:00/0004:00:03.0/0004:03:00.0/usb2/2-4/2-4:1.0/host2/target2:0:0/2:0:0:0
name: sdc
bus: scsi
driver: sd
product: Ultra Fit
vendor: SanDisk
product_slug: Ultra_Fit
vendor_slug: SanDisk

<skipped>

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Download the whole output from C3 https://certification.canonical.com/hardware/202107-29307/submission/225210/