On Don, 2011-12-01 at 14:08 +0100, Edward Welbourne wrote: > > [...] quarter of an hour ago, I > tried starting a plain user X session and, in an rxvt, typing "xrandr > -o left", which shut down that X session hard. This got a crash > dump: > <quote src="/var/log/xdm.log.1"> > > Wed Oct 5 17:50:53 2011 xdm info (pid 6536): sourcing /etc/X11/xdm/Xsetup > ReopenLogFileNotify handling SIGUSR2 > Thu Dec 1 13:20:30 2011 xdm error (pid 6536): pam_authenticate failure: > Authentication failure > Thu Dec 1 13:20:37 2011 xdm info (pid 6536): sourcing /etc/X11/xdm/Xstartup > Thu Dec 1 13:20:38 2011 xdm info (pid 24043): executing session > /etc/X11/xdm/Xsession > /usr/bin/X: symbol lookup error: /usr/lib/xorg/modules/drivers/radeon_drv.so: > undefined symbol: exaMoveInPixmap
This crash is fixed in the current upstream driver (as of 6.14.1), but only by disallowing rotation when acceleration is disabled. > Build Operating System: Linux 2.6.37-trunk-amd64 x86_64 Debian [...] > (--) RADEON(0): Chipset: "ATI Radeon HD 5450" (ChipID = 0x68f9) [...] > (II) RADEON(0): GPU accel disabled or not working, using shadowfb for KMS So this is your core problem, and AFAICT it's basically due to the X radeon driver being too old to properly support your card. -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Debian, X and DRI developer -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
