> It sounds like you have a non-standard driver that is not compatible > with the latest kernel. Hmm, using nvidia video driver from ELRepo and I don't remember anything else. I tried without the nvidia driver, but same problem. > Can you post more details about the machine, say info from a working > kernel? Things like configuration, drivers, etc. Hmm, not sure how to do that. How about this: CentOS55[root at home ~]# lspci 00:00.0 Host bridge: nVidia Corporation nForce3 250Gb Host Bridge (rev a1) 00:01.0 ISA bridge: nVidia Corporation nForce3 250Gb LPC Bridge (rev a2) 00:01.1 SMBus: nVidia Corporation nForce 250Gb PCI System Management (rev a1) 00:02.0 USB Controller: nVidia Corporation CK8S USB Controller (rev a1) 00:02.1 USB Controller: nVidia Corporation CK8S USB Controller (rev a1) 00:02.2 USB Controller: nVidia Corporation nForce3 EHCI USB 2.0 Controller (rev a2) 00:06.0 Multimedia audio controller: nVidia Corporation nForce3 250Gb AC'97 Audio Controller (rev a1) 00:08.0 IDE interface: nVidia Corporation CK8S Parallel ATA Controller (v2.5) (rev a2) 00:0b.0 PCI bridge: nVidia Corporation nForce3 250Gb AGP Host to PCI Bridge (rev a2) 00:0e.0 PCI bridge: nVidia Corporation nForce3 250Gb PCI-to-PCI Bridge (rev a2) 00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration 00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map 00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller 00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control 01:00.0 VGA compatible controller: nVidia Corporation NV40 [GeForce 6800 GT] (rev a1) 02:08.0 RAID bus controller: 3ware Inc 9xxx-series SATA-RAID 02:0c.0 FireWire (IEEE 1394): VIA Technologies, Inc. VT6306/7/8 [Fire II(M)] IEEE 1394 OHCI Controller (rev 46) 02:0d.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8169 Gigabit Ethernet (rev 10) CentOS55[root at home ~]# lsusb Bus 002 Device 001: ID 0000:0000 Bus 003 Device 001: ID 0000:0000 Bus 001 Device 001: ID 0000:0000 Bus 001 Device 002: ID 11b0:6888 ATECH FLASH TECHNOLOGY > mhr Thanks for your helpl!! -- Sincerely, John Thomas