Issue with sd-card reader from transcend

[Kaibu]

Block device output (excerpt):

{"name":"sdc", "kname":"sdc", "path":"/dev/sdc", "maj:min":"8:32", "fsavail":null, "fssize":null, "fstype":null, "fsused":null, "fsuse%":null, "mountpoint":null, "label":null, "uuid":null, "ptuuid":"5e3da3da", "pttype":"dos", "parttype":null, "partlabel":null, "partuuid":null, "partflags":null, "ra":128, "ro":false, "rm":true, "hotplug":true, "model":"SD_Transcend", "serial":"000000000037", "size":"14,9G", "state":"running", "owner":"root", "group":"disk", "mode":"brw-rw----", "alignment":0, "min-io":512, "opt-io":0, "phy-sec":512, "log-sec":512, "rota":true, "sched":"mq-deadline", "rq-size":2, "type":"disk", "disc-aln":0, "disc-gran":"0B", "disc-max":"0B", "disc-zero":false, "wsame":"0B", "wwn":null, "rand":true, "pkname":null, "hctl":"2:0:0:0", "tran":"usb", "subsystems":"block:scsi:usb:pci", "rev":"TS3A", "vendor":"TS-RDF5 ", "zoned":"none",
         "children": [
            {"name":"sdc1", "kname":"sdc1", "path":"/dev/sdc1", "maj:min":"8:33", "fsavail":null, "fssize":null, "fstype":"vfat", "fsused":null, "fsuse%":null, "mountpoint":null, "label":"boot", "uuid":"9F2D-0578", "ptuuid":"5e3da3da", "pttype":"dos", "parttype":"0xc", "partlabel":null, "partuuid":"5e3da3da-01", "partflags":null, "ra":128, "ro":false, "rm":true, "hotplug":true, "model":null, "serial":null, "size":"256M", "state":null, "owner":"root", "group":"disk", "mode":"brw-rw----", "alignment":0, "min-io":512, "opt-io":0, "phy-sec":512, "log-sec":512, "rota":true, "sched":"mq-deadline", "rq-size":2, "type":"part", "disc-aln":0, "disc-gran":"0B", "disc-max":"0B", "disc-zero":false, "wsame":"0B", "wwn":null, "rand":true, "pkname":"sdc", "hctl":null, "tran":null, "subsystems":"block:scsi:usb:pci", "rev":null, "vendor":null, "zoned":"none"},
            {"name":"sdc2", "kname":"sdc2", "path":"/dev/sdc2", "maj:min":"8:34", "fsavail":null, "fssize":null, "fstype":"ext4", "fsused":null, "fsuse%":null, "mountpoint":null, "label":"rootfs", "uuid":"efc2ea8b-042f-47f5-953e-577d8860de55", "ptuuid":"5e3da3da", "pttype":"dos", "parttype":"0x83", "partlabel":null, "partuuid":"5e3da3da-02", "partflags":null, "ra":128, "ro":false, "rm":true, "hotplug":true, "model":null, "serial":null, "size":"6,1G", "state":null, "owner":"root", "group":"disk", "mode":"brw-rw----", "alignment":0, "min-io":512, "opt-io":0, "phy-sec":512, "log-sec":512, "rota":true, "sched":"mq-deadline", "rq-size":2, "type":"part", "disc-aln":0, "disc-gran":"0B", "disc-max":"0B", "disc-zero":false, "wsame":"0B", "wwn":null, "rand":true, "pkname":"sdc", "hctl":null, "tran":null, "subsystems":"block:scsi:usb:pci", "rev":null, "vendor":null, "zoned":"none"}
         ]
      },