I forgot to mention that I do not use any custom udev rules. Just Arch's defaults. On 2009-08-29 at 01:43 +0200, Thomas Bächler wrote:
It's an external drive for you, so can you run: udevadm --kernel --udev --env and then plug it in? Maybe we can find the problem in the output.
Here you go. Hope it helps: # udevadm monitor --kernel --udev --env monitor will print the received events for: UDEV - the event which udev sends out after rule processing KERNEL - the kernel uevent KERNEL[1251503380.850313] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2 (usb) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2 SUBSYSTEM=usb DEVTYPE=usb_device DEVICE=/proc/bus/usb/001/038 PRODUCT=d49/7201/1 TYPE=0/0/0 BUSNUM=001 DEVNUM=038 SEQNUM=1613 MAJOR=189 MINOR=37 KERNEL[1251503380.852219] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0 (usb) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0 SUBSYSTEM=usb DEVTYPE=usb_interface DEVICE=/proc/bus/usb/001/038 PRODUCT=d49/7201/1 TYPE=0/0/0 INTERFACE=8/6/80 MODALIAS=usb:v0D49p7201d0001dc00dsc00dp00ic08isc06ip50 SEQNUM=1614 KERNEL[1251503380.853833] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6 (scsi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6 SUBSYSTEM=scsi DEVTYPE=scsi_host SEQNUM=1615 KERNEL[1251503380.854877] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/scsi_host/host6 (scsi_host) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/scsi_host/host6 SUBSYSTEM=scsi_host SEQNUM=1616 KERNEL[1251503380.856312] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep01 (usb_endpoint) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep01 SUBSYSTEM=usb_endpoint SEQNUM=1617 MAJOR=253 MINOR=16 KERNEL[1251503380.857239] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep82 (usb_endpoint) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep82 SUBSYSTEM=usb_endpoint SEQNUM=1618 MAJOR=253 MINOR=24 KERNEL[1251503380.858211] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_device/usbdev1.38 (usb_device) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_device/usbdev1.38 SUBSYSTEM=usb_device SEQNUM=1619 MAJOR=189 MINOR=37 KERNEL[1251503380.859130] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_endpoint/usbdev1.38_ep00 (usb_endpoint) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_endpoint/usbdev1.38_ep00 SUBSYSTEM=usb_endpoint SEQNUM=1620 MAJOR=253 MINOR=25 UDEV [1251503380.888230] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2 (usb) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2 SUBSYSTEM=usb DEVTYPE=usb_device DEVICE=/proc/bus/usb/001/038 PRODUCT=d49/7201/1 TYPE=0/0/0 BUSNUM=001 DEVNUM=038 SEQNUM=1613 ID_VENDOR=Maxtor ID_VENDOR_ENC=Maxtor ID_VENDOR_ID=0d49 ID_MODEL=OneTouch_III ID_MODEL_ENC=OneTouch\x20III ID_MODEL_ID=7201 ID_REVISION=0001 ID_SERIAL=Maxtor_OneTouch_III_00F3127F ID_SERIAL_SHORT=00F3127F ID_BUS=usb ID_USB_INTERFACES=:080650: DEVNAME=/dev/bus/usb/001/038 MAJOR=189 MINOR=37 DEVLINKS=/dev/char/189:37 UDEV [1251503380.892215] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_endpoint/usbdev1.38_ep00 (usb_endpoint) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_endpoint/usbdev1.38_ep00 SUBSYSTEM=usb_endpoint SEQNUM=1620 DEVNAME=/dev/usbdev1.38_ep00 MAJOR=253 MINOR=25 DEVLINKS=/dev/char/253:25 UDEV [1251503380.892529] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_device/usbdev1.38 (usb_device) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/usb_device/usbdev1.38 SUBSYSTEM=usb_device SEQNUM=1619 DEVNAME=/dev/usbdev1.38 MAJOR=189 MINOR=37 DEVLINKS=/dev/char/189:37 UDEV [1251503380.893759] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0 (usb) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0 SUBSYSTEM=usb DEVTYPE=usb_interface DEVICE=/proc/bus/usb/001/038 PRODUCT=d49/7201/1 TYPE=0/0/0 INTERFACE=8/6/80 MODALIAS=usb:v0D49p7201d0001dc00dsc00dp00ic08isc06ip50 SEQNUM=1614 UDEV [1251503380.893936] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep01 (usb_endpoint) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep01 SUBSYSTEM=usb_endpoint SEQNUM=1617 DEVNAME=/dev/usbdev1.38_ep01 MAJOR=253 MINOR=16 DEVLINKS=/dev/char/253:16 UDEV [1251503380.894090] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep82 (usb_endpoint) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/usb_endpoint/usbdev1.38_ep82 SUBSYSTEM=usb_endpoint SEQNUM=1618 DEVNAME=/dev/usbdev1.38_ep82 MAJOR=253 MINOR=24 DEVLINKS=/dev/char/253:24 UDEV [1251503380.894217] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6 (scsi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6 SUBSYSTEM=scsi DEVTYPE=scsi_host SEQNUM=1615 UDEV [1251503380.894492] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/scsi_host/host6 (scsi_host) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/scsi_host/host6 SUBSYSTEM=scsi_host SEQNUM=1616 KERNEL[1251503386.566024] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0 (scsi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0 SUBSYSTEM=scsi DEVTYPE=scsi_target SEQNUM=1621 KERNEL[1251503386.566179] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0 (scsi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0 SUBSYSTEM=scsi DEVTYPE=scsi_device MODALIAS=scsi:t-0x00 SEQNUM=1622 KERNEL[1251503386.566297] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_device/6:0:0:0 (scsi_device) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_device/6:0:0:0 SUBSYSTEM=scsi_device SEQNUM=1623 KERNEL[1251503386.566408] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_generic/sg1 (scsi_generic) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_generic/sg1 SUBSYSTEM=scsi_generic SEQNUM=1624 MAJOR=21 MINOR=1 KERNEL[1251503386.566537] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/bsg/6:0:0:0 (bsg) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/bsg/6:0:0:0 SUBSYSTEM=bsg SEQNUM=1625 MAJOR=254 MINOR=1 UDEV [1251503386.568461] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0 (scsi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0 SUBSYSTEM=scsi DEVTYPE=scsi_target SEQNUM=1621 UDEV [1251503386.568591] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0 (scsi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0 SUBSYSTEM=scsi DEVTYPE=scsi_device MODALIAS=scsi:t-0x00 SEQNUM=1622 UDEV [1251503386.568873] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_device/6:0:0:0 (scsi_device) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_device/6:0:0:0 SUBSYSTEM=scsi_device SEQNUM=1623 UDEV [1251503386.569130] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_generic/sg1 (scsi_generic) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_generic/sg1 SUBSYSTEM=scsi_generic SEQNUM=1624 DEVNAME=/dev/sg1 MAJOR=21 MINOR=1 DEVLINKS=/dev/char/21:1 UDEV [1251503386.569721] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/bsg/6:0:0:0 (bsg) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/bsg/6:0:0:0 SUBSYSTEM=bsg SEQNUM=1625 DEVNAME=/dev/bsg/6:0:0:0 MAJOR=254 MINOR=1 DEVLINKS=/dev/char/254:1 KERNEL[1251503386.570239] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_disk/6:0:0:0 (scsi_disk) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_disk/6:0:0:0 SUBSYSTEM=scsi_disk SEQNUM=1626 UDEV [1251503386.570649] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_disk/6:0:0:0 (scsi_disk) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/scsi_disk/6:0:0:0 SUBSYSTEM=scsi_disk SEQNUM=1626 KERNEL[1251503386.596528] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb (block) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb SUBSYSTEM=block DEVTYPE=disk SEQNUM=1627 MAJOR=8 MINOR=16 KERNEL[1251503386.596692] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb/sdb1 (block) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb/sdb1 SUBSYSTEM=block DEVTYPE=partition SEQNUM=1628 MAJOR=8 MINOR=17 KERNEL[1251503386.596818] add /devices/virtual/bdi/8:16 (bdi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/virtual/bdi/8:16 SUBSYSTEM=bdi SEQNUM=1629 UDEV [1251503386.601120] add /devices/virtual/bdi/8:16 (bdi) UDEV_LOG=0 ACTION=add DEVPATH=/devices/virtual/bdi/8:16 SUBSYSTEM=bdi SEQNUM=1629 UDEV [1251503386.788141] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb (block) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb SUBSYSTEM=block DEVTYPE=disk SEQNUM=1627 ID_VENDOR=Maxtor ID_VENDOR_ENC=Maxtor\x20\x20 ID_VENDOR_ID=0d49 ID_MODEL=OneTouch_III ID_MODEL_ENC=OneTouch\x20III\x20\x20\x20\x20 ID_MODEL_ID=7201 ID_REVISION=035f ID_SERIAL=Maxtor_OneTouch_III_00F3127F-0:0 ID_SERIAL_SHORT=00F3127F ID_TYPE=disk ID_INSTANCE=0:0 ID_BUS=usb ID_USB_INTERFACES=:080650: ID_USB_INTERFACE_NUM=00 ID_USB_DRIVER=usb-storage ID_PATH=pci-0000:00:1d.7-usb-0:8.2.2:1.0-scsi-0:0:0:0 DEVNAME=/dev/sdb MAJOR=8 MINOR=16 DEVLINKS=/dev/block/8:16 /dev/disk/by-id/usb-Maxtor_OneTouch_III_00F3127F-0:0 /dev/disk/by-path/pci-0000:00:1d.7-usb-0:8.2.2:1.0-scsi-0:0:0:0 UDEV [1251503386.843873] add /devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb/sdb1 (block) UDEV_LOG=0 ACTION=add DEVPATH=/devices/pci0000:00/0000:00:1d.7/usb1/1-8/1-8.2/1-8.2.2/1-8.2.2:1.0/host6/target6:0:0/6:0:0:0/block/sdb/sdb1 SUBSYSTEM=block DEVTYPE=partition SEQNUM=1628 ID_VENDOR=Maxtor ID_VENDOR_ENC=Maxtor\x20\x20 ID_VENDOR_ID=0d49 ID_MODEL=OneTouch_III ID_MODEL_ENC=OneTouch\x20III\x20\x20\x20\x20 ID_MODEL_ID=7201 ID_REVISION=035f ID_SERIAL=Maxtor_OneTouch_III_00F3127F-0:0 ID_SERIAL_SHORT=00F3127F ID_TYPE=disk ID_INSTANCE=0:0 ID_BUS=usb ID_USB_INTERFACES=:080650: ID_USB_INTERFACE_NUM=00 ID_USB_DRIVER=usb-storage ID_PATH=pci-0000:00:1d.7-usb-0:8.2.2:1.0-scsi-0:0:0:0 DEVNAME=/dev/sdb1 MAJOR=8 MINOR=17 DEVLINKS=/dev/block/8:17 /dev/disk/by-id/usb-Maxtor_OneTouch_III_00F3127F-0:0-part1 /dev/disk/by-path/pci-0000:00:1d.7-usb-0:8.2.2:1.0-scsi-0:0:0:0-part1