Experimente com "sdb*" como sugerido nestas usb automount regras.
Certifique-se também de que seu /usr/bin/mysync.sh esteja marcado como executável e que ele comece com uma declaração apropriada (por exemplo, #!/bin/sh )
Não consigo descobrir por que essa regra não será acionada:
ACTION=="add", KERNEL=="sdb", SUBSYSTEMS=="scsi", ATTRS{model}=="Elements 1048*", RUN+="/usr/bin/mysync.sh"
aqui está a informação adicional
looking at device '/devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.0/host5/target5:0:0/5:0:0:0/block/sdb':
KERNEL=="sdb"
SUBSYSTEM=="block"
DRIVER==""
ATTR{ro}=="0"
ATTR{size}=="976769024"
ATTR{stat}==" 2424 116950 120088 5572 1 0 1 388 0 3152 5940"
ATTR{range}=="16"
ATTR{discard_alignment}=="0"
ATTR{events}==""
ATTR{ext_range}=="256"
ATTR{events_poll_msecs}=="-1"
ATTR{alignment_offset}=="0"
ATTR{inflight}==" 0 0"
ATTR{removable}=="0"
ATTR{capability}=="50"
ATTR{events_async}==""
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.0/host5/target5:0:0/5:0:0:0':
KERNELS=="5:0:0:0"
SUBSYSTEMS=="scsi"
DRIVERS=="sd"
ATTRS{rev}=="1022"
ATTRS{type}=="0"
ATTRS{scsi_level}=="7"
ATTRS{model}=="Elements 1048 "
ATTRS{state}=="running"
ATTRS{queue_type}=="none"
ATTRS{iodone_cnt}=="0x9a8"
ATTRS{iorequest_cnt}=="0x9a8"
ATTRS{device_busy}=="0"
ATTRS{evt_capacity_change_reported}=="0"
ATTRS{timeout}=="30"
ATTRS{evt_media_change}=="0"
ATTRS{max_sectors}=="240"
ATTRS{ioerr_cnt}=="0x13"
ATTRS{queue_depth}=="1"
ATTRS{vendor}=="WD "
ATTRS{evt_soft_threshold_reached}=="0"
ATTRS{device_blocked}=="0"
ATTRS{evt_mode_parameter_change_reported}=="0"
ATTRS{evt_lun_change_reported}=="0"
ATTRS{evt_inquiry_change_reported}=="0"
ATTRS{iocounterbits}=="32"
ATTRS{eh_timeout}=="10"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.0/host5/target5:0:0':
KERNELS=="target5:0:0"
SUBSYSTEMS=="scsi"
DRIVERS==""
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.0/host5':
KERNELS=="host5"
SUBSYSTEMS=="scsi"
DRIVERS==""
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.0':
KERNELS=="1-1:1.0"
SUBSYSTEMS=="usb"
DRIVERS=="usb-storage"
ATTRS{bInterfaceClass}=="08"
ATTRS{bInterfaceSubClass}=="06"
ATTRS{bInterfaceProtocol}=="50"
ATTRS{bNumEndpoints}=="02"
ATTRS{supports_autosuspend}=="1"
ATTRS{bAlternateSetting}==" 0"
ATTRS{bInterfaceNumber}=="00"
ATTRS{interface}=="MSC Bulk-Only Transport"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1/1-1':
KERNELS=="1-1"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="00"
ATTRS{devpath}=="1"
ATTRS{idVendor}=="1058"
ATTRS{speed}=="480"
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bMaxPacketSize0}=="64"
ATTRS{busnum}=="1"
ATTRS{devnum}=="4"
ATTRS{configuration}=="USB Mass Storage"
ATTRS{bMaxPower}=="500mA"
ATTRS{authorized}=="1"
ATTRS{bmAttributes}=="80"
ATTRS{bNumConfigurations}=="1"
ATTRS{maxchild}=="0"
ATTRS{bcdDevice}=="1022"
ATTRS{avoid_reset_quirk}=="0"
ATTRS{quirks}=="0x0"
ATTRS{serial}=="575856314535334E5A533833"
ATTRS{version}==" 2.10"
ATTRS{urbnum}=="7511"
ATTRS{ltm_capable}=="no"
ATTRS{manufacturer}=="Western Digital"
ATTRS{removable}=="unknown"
ATTRS{idProduct}=="1048"
ATTRS{bDeviceClass}=="00"
ATTRS{product}=="Elements 1048"
looking at parent device '/devices/pci0000:00/0000:00:1d.7/usb1':
KERNELS=="usb1"
SUBSYSTEMS=="usb"
DRIVERS=="usb"
ATTRS{bDeviceSubClass}=="00"
ATTRS{bDeviceProtocol}=="00"
ATTRS{devpath}=="0"
ATTRS{idVendor}=="1d6b"
ATTRS{speed}=="480"
ATTRS{bNumInterfaces}==" 1"
ATTRS{bConfigurationValue}=="1"
ATTRS{bMaxPacketSize0}=="64"
ATTRS{authorized_default}=="1"
ATTRS{busnum}=="1"
ATTRS{devnum}=="1"
ATTRS{configuration}==""
ATTRS{bMaxPower}=="0mA"
ATTRS{authorized}=="1"
ATTRS{bmAttributes}=="e0"
ATTRS{bNumConfigurations}=="1"
ATTRS{maxchild}=="8"
ATTRS{bcdDevice}=="0313"
ATTRS{avoid_reset_quirk}=="0"
ATTRS{quirks}=="0x0"
ATTRS{serial}=="0000:00:1d.7"
ATTRS{version}==" 2.00"
ATTRS{urbnum}=="96"
ATTRS{ltm_capable}=="no"
ATTRS{manufacturer}=="Linux 3.13.0-24-generic ehci_hcd"
ATTRS{removable}=="unknown"
ATTRS{idProduct}=="0002"
ATTRS{bDeviceClass}=="09"
ATTRS{product}=="EHCI Host Controller"
looking at parent device '/devices/pci0000:00/0000:00:1d.7':
KERNELS=="0000:00:1d.7"
SUBSYSTEMS=="pci"
DRIVERS=="ehci-pci"
ATTRS{irq}=="22"
ATTRS{subsystem_vendor}=="0x1025"
ATTRS{broken_parity_status}=="0"
ATTRS{class}=="0x0c0320"
ATTRS{companion}==""
ATTRS{enabled}=="1"
ATTRS{consistent_dma_mask_bits}=="32"
ATTRS{dma_mask_bits}=="32"
ATTRS{local_cpus}=="ff"
ATTRS{device}=="0x27cc"
ATTRS{uframe_periodic_max}=="100"
ATTRS{msi_bus}==""
ATTRS{local_cpulist}=="0-7"
ATTRS{vendor}=="0x8086"
ATTRS{subsystem_device}=="0x0349"
ATTRS{d3cold_allowed}=="1"
looking at parent device '/devices/pci0000:00':
KERNELS=="pci0000:00"
SUBSYSTEMS==""
DRIVERS==""
Experimente com "sdb*" como sugerido nestas usb automount regras.
Certifique-se também de que seu /usr/bin/mysync.sh esteja marcado como executável e que ele comece com uma declaração apropriada (por exemplo, #!/bin/sh )