Since I upgraded from version 9.04 to 9.10 I cannot mount usb cd drive. Here is a copy of the log file: [ 0.167311] pci 0000:02:03.0: IO window: 0x003400-0x0034ff [ 0.167319] pci 0000:02:03.0: PREFETCH window: 0xe8000000-0xebffffff [ 0.167326] pci 0000:02:03.0: MEM window: 0xc4000000-0xc7ffffff [ 0.167333] pci 0000:02:03.1: CardBus bridge, secondary bus 0000:07 [ 0.167339] pci 0000:02:03.1: IO window: 0x003800-0x0038ff [ 0.167346] pci 0000:02:03.1: IO window: 0x003c00-0x003cff [ 0.167353] pci 0000:02:03.1: PREFETCH window: 0xec000000-0xefffffff [ 0.167361] pci 0000:02:03.1: MEM window: 0xc8000000-0xcbffffff [ 0.167368] pci 0000:00:1e.0: PCI bridge, secondary bus 0000:02 [ 0.167374] pci 0000:00:1e.0: IO window: 0x3000-0x7fff [ 0.167382] pci 0000:00:1e.0: MEM window: 0xc0200000-0xcfffffff [ 0.167390] pci 0000:00:1e.0: PREFETCH window: 0xe8000000-0xefffffff [ 0.167409] pci 0000:00:1e.0: setting latency timer to 64 [ 0.167963] ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 11 [ 0.167969] PCI: setting IRQ 11 as level-triggered [ 0.167978] pci 0000:02:03.0: PCI INT A -> Link[LNKA] -> GSI 11 (level, low) -> IRQ 11 [ 0.168506] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 11 [ 0.168514] pci 0000:02:03.1: PCI INT B -> Link[LNKB] -> GSI 11 (level, low) -> IRQ 11 [ 0.168526] pci_bus 0000:00: resource 0 io: [0x00-0xffff] [ 0.168533] pci_bus 0000:00: resource 1 mem: [0x000000-0xffffffff] [ 0.168539] pci_bus 0000:01: resource 0 io: [0x2000-0x2fff] [ 0.168546] pci_bus 0000:01: resource 1 mem: [0xc0100000-0xc01fffff] [ 0.168552] pci_bus 0000:01: resource 2 pref mem [0xe0000000-0xe7ffffff] [ 0.168559] pci_bus 0000:02: resource 0 io: [0x3000-0x7fff] [ 0.168565] pci_bus 0000:02: resource 1 mem: [0xc0200000-0xcfffffff] [ 0.168571] pci_bus 0000:02: resource 2 pref mem [0xe8000000-0xefffffff] [ 0.168578] pci_bus 0000:02: resource 3 io: [0x00-0xffff] [ 0.168584] pci_bus 0000:02: resource 4 mem: [0x000000-0xffffffff] [ 0.168590] pci_bus 0000:03: resource 0 io: [0x3000-0x30ff] [ 0.168596] pci_bus 0000:03: resource 1 io: [0x3400-0x34ff] [ 0.168602] pci_bus 0000:03: resource 2 pref mem [0xe8000000-0xebffffff] [ 0.168609] pci_bus 0000:03: resource 3 mem: [0xc4000000-0xc7ffffff] [ 0.168615] pci_bus 0000:07: resource 0 io: [0x3800-0x38ff] [ 0.168621] pci_bus 0000:07: resource 1 io: [0x3c00-0x3cff] [ 0.168627] pci_bus 0000:07: resource 2 pref mem [0xec000000-0xefffffff] [ 0.168634] pci_bus 0000:07: resource 3 mem: [0xc8000000-0xcbffffff] [ 0.168713] NET: Registered protocol family 2 [ 0.168929] IP route cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.169565] TCP established hash table entries: 8192 (order: 4, 65536 bytes) [ 0.169689] TCP bind hash table entries: 8192 (order: 4, 65536 bytes) [ 0.169789] TCP: Hash tables configured (established 8192 bind 8192) [ 0.169794] TCP reno registered [ 0.169954] NET: Registered protocol family 1 [ 0.170067] Trying to unpack rootfs image as initramfs... [ 0.493227] Switched to high resolution mode on CPU 0 [ 0.497197] Freeing initrd memory: 7460k freed [ 0.497197] Simple Boot Flag at 0x35 set to 0x1 [ 0.497197] speedstep-lib: frequency transition measured seems out of range (4800 nSec), falling back to a safe one of500000 nSec. [ 0.497197] cpufreq-nforce2: No nForce2 chipset. [ 0.497197] Scanning for low memory corruption every 60 seconds [ 0.497197] audit: initializing netlink socket (disabled) [ 0.497197] type=2000 audit(1267536919.493:1): initialized [ 0.497197] HugeTLB registered 4 MB page size, pre-allocated 0 pages [ 0.497197] VFS: Disk quotas dquot_6.5.2 [ 0.497197] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.497197] fuse init (API version 7.12) [ 0.497197] msgmni has been set to 487 [ 0.497197] alg: No test for stdrng (krng) [ 0.497197] io scheduler noop registered [ 0.497197] io scheduler anticipatory registered [ 0.497197] io scheduler deadline registered [ 0.497197] io scheduler cfq registered (default) [ 0.497197] pci 0000:01:00.0: Boot video device [ 0.497197] pci 0000:02:08.0: Firmware left e100 interrupts enabled; disabling [ 0.497197] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 0.497197] pciehp: PCI Express Hot Plug Controller Driver version: 0.4 [ 0.596614] ACPI: AC Adapter [AC] (on-line) [ 0.596733] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 0.596741] ACPI: Power Button [PWRF] [ 0.596842] input: Lid Switch as /devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input1 [ 0.597132] ACPI: Lid Switch [LID] [ 0.597221] input: Sleep Button as /devices/LNXSYSTM:00/device:00/PNP0C0E:00/input/input2 [ 0.597230] ACPI: Sleep Button [SLPB] [ 0.597665] Marking TSC unstable due to TSC halts in idle [ 0.597694] ACPI: CPU0 (power states: C1[C1] C2[C2] C3[C3]) [ 0.597742] processor LNXCPU:00: registered as cooling_device0 [ 0.597750] ACPI: Processor [CPU0] (supports 8 throttling states) [ 0.601062] thermal LNXTHERM:01: registered as thermal_zone0 [ 0.601062] ACPI: Thermal Zone [THM0] (24 C) [ 0.601062] isapnp: Scanning for PnP cards... [ 1.102194] isapnp: No Plug & Play device found [ 1.106225] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.138135] ACPI: Battery Slot [BAT0] (battery present) [ 1.143794] serial 00:0a: activated [ 1.144072] 00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a NS16550A [ 1.146216] brd: module loaded [ 1.148631] loop: module loaded [ 1.148798] input: Macintosh mouse button emulation as /devices/virtual/input/input3 [ 1.149016] ata_piix 0000:00:1f.1: version 2.13 [ 1.149033] ata_piix 0000:00:1f.1: enabling device (0005 -> 0007) [ 1.149614] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 1.149624] ata_piix 0000:00:1f.1: PCI INT A -> Link[LNKC] -> GSI 11 (level, low) -> IRQ 11 [ 1.149687] ata_piix 0000:00:1f.1: setting latency timer to 64 [ 1.149822] scsi0 : ata_piix [ 1.150007] scsi1 : ata_piix [ 1.152731] ata1: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0x1860 irq 14 [ 1.152738] ata2: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0x1868 irq 15 [ 1.156078] Fixed MDIO Bus: probed [ 1.156158] PPP generic driver version 2.4.2 [ 1.156365] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 1.156406] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 1.156439] uhci_hcd: USB Universal Host Controller Interface driver [ 1.156506] uhci_hcd 0000:00:1d.0: PCI INT A -> Link[LNKA] -> GSI 11 (level, low) -> IRQ 11 [ 1.156518] uhci_hcd 0000:00:1d.0: setting latency timer to 64 [ 1.156525] uhci_hcd 0000:00:1d.0: UHCI Host Controller [ 1.156631] uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 1 [ 1.156663] uhci_hcd 0000:00:1d.0: irq 11, io base 0x00001800 [ 1.156845] usb usb1: configuration #1 chosen from 1 choice [ 1.156907] hub 1-0:1.0: USB hub found [ 1.156923] hub 1-0:1.0: 2 ports detected [ 1.157595] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11 [ 1.157604] uhci_hcd 0000:00:1d.1: PCI INT B -> Link[LNKD] -> GSI 11 (level, low) -> IRQ 11 [ 1.157615] uhci_hcd 0000:00:1d.1: setting latency timer to 64 [ 1.157621] uhci_hcd 0000:00:1d.1: UHCI Host Controller [ 1.157694] uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 2 [ 1.157721] uhci_hcd 0000:00:1d.1: irq 11, io base 0x00001820 [ 1.157880] usb usb2: configuration #1 chosen from 1 choice [ 1.157938] hub 2-0:1.0: USB hub found [ 1.157953] hub 2-0:1.0: 2 ports detected [ 1.158038] uhci_hcd 0000:00:1d.2: PCI INT C -> Link[LNKC] -> GSI 11 (level, low) -> IRQ 11 [ 1.158049] uhci_hcd 0000:00:1d.2: setting latency timer to 64 [ 1.158056] uhci_hcd 0000:00:1d.2: UHCI Host Controller [ 1.158123] uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 3 [ 1.158149] uhci_hcd 0000:00:1d.2: irq 11, io base 0x00001840 [ 1.158307] usb usb3: configuration #1 chosen from 1 choice [ 1.158374] hub 3-0:1.0: USB hub found [ 1.158389] hub 3-0:1.0: 2 ports detected [ 1.158574] PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 1.162721] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 1.162733] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 1.162858] mice: PS/2 mouse device common for all mice [ 1.163062] rtc_cmos 00:06: RTC can wake from S4 [ 1.163128] rtc_cmos 00:06: rtc core: registered rtc_cmos as rtc0 [ 1.163149] rtc0: alarms up to one month, y3k, 114 bytes nvram [ 1.163359] device-mapper: uevent: version 1.0.3 [ 1.164200] device-mapper: ioctl: 4.15.0-ioctl (2009-04-01) initialised: