Created attachment 69142 [details] /var/log/messages Kernel oops accessing USB UDF/CDR on SB700/SB800 (Fusion E350) Gone to runlevel 3, and mounted sucessfully the drive. Then gone to gui runlevel, and gvfs was unable to mount the drive. Trying to mount it manually ends with a oops, or a panic. Note: In other ehci_hcd doesn't work for any usb drive. As soon the device is accessed, the module and IRQ are halted. apic and lapic off. 00:00.0 Host bridge: Advanced Micro Devices [AMD] Device 1510 00:01.0 VGA compatible controller: ATI Technologies Inc Device 9802 00:01.1 Audio device: ATI Technologies Inc Device 1314 00:11.0 SATA controller: ATI Technologies Inc SB700/SB800 SATA Controller [SATA and FC Enabled] (rev 40) 00:12.0 USB Controller: ATI Technologies Inc SB700/SB800 USB OHCI0 Controller 00:12.2 USB Controller: ATI Technologies Inc SB700/SB800 USB EHCI Controller 00:13.0 USB Controller: ATI Technologies Inc SB700/SB800 USB OHCI0 Controller 00:13.2 USB Controller: ATI Technologies Inc SB700/SB800 USB EHCI Controller 00:14.0 SMBus: ATI Technologies Inc SBx00 SMBus Controller (rev 42) 00:14.1 IDE interface: ATI Technologies Inc SB700/SB800 IDE Controller (rev 40) 00:14.2 Audio device: ATI Technologies Inc SBx00 Azalia (Intel HDA) (rev 40) 00:14.3 ISA bridge: ATI Technologies Inc SB700/SB800 LPC host controller (rev 40) 00:14.4 PCI bridge: ATI Technologies Inc SBx00 PCI to PCI Bridge (rev 40) 00:15.0 PCI bridge: ATI Technologies Inc Device 43a0 00:15.2 PCI bridge: ATI Technologies Inc Device 43a2 00:18.0 Host bridge: Advanced Micro Devices [AMD] Device 1700 (rev 43) 00:18.1 Host bridge: Advanced Micro Devices [AMD] Device 1701 00:18.2 Host bridge: Advanced Micro Devices [AMD] Device 1702 00:18.3 Host bridge: Advanced Micro Devices [AMD] Device 1703 00:18.4 Host bridge: Advanced Micro Devices [AMD] Device 1704 00:18.5 Host bridge: Advanced Micro Devices [AMD] Device 1718 00:18.6 Host bridge: Advanced Micro Devices [AMD] Device 1716 00:18.7 Host bridge: Advanced Micro Devices [AMD] Device 1719 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06)
All USB bugs should be sent to the linux-usb@vger.kernel.org mailing list, and not entered into bugzilla. Please bring this issue up there, if it is still a problem in the latest kernel release.