Same issue for me. This only happens with fglrx driver. ATI driver works fine.
01:00.0 VGA compatible controller: ATI Technologies Inc RV630 [Radeon HD 2600 Series] (prog-if 00 [VGA controller]) Subsystem: VISIONTEK Unknown device 3330 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0, Cache Line Size: 16 bytes Interrupt: pin A routed to IRQ 16 Region 0: Memory at c0000000 (64-bit, prefetchable) [size=256M] Region 2: Memory at bfee0000 (64-bit, non-prefetchable) [size=64K] Region 4: I/O ports at c000 [size=256] Expansion ROM at bfec0000 [disabled] [size=128K] Capabilities: <access denied> -- log out or switch user results in crash https://bugs.launchpad.net/bugs/107115 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs