"conflicting memory types" leading to system crash

Bug #568042 reported by Kees de Kooter on 2010-04-21
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Ubuntu
Undecided
Unassigned

Bug Description

Binary package hint: yelp

Ever since I installed the Karmic Koala my system (Acer Core 2 Duo laptop) crashes every couple of days. The GUI crashes, a login prompt is visible for a while and then the system freezes.

These are the lines in the syslog just before the crash:

Apr 21 10:57:08 localhost kernel: [175533.824438] Xorg:1316 conflicting memory types f3bae000-f3e0f000 write-combining<->uncached-minus
Apr 21 10:57:08 localhost kernel: [175533.824442] reserve_memtype failed 0xf3bae000-0xf3e0f000, track write-combining, req write-combining
Apr 21 10:57:08 localhost kernel: [175533.824446] [fglrx:KCL_MEM_VM_MapRegion] *ERROR* remap_pfn_range failed
Apr 21 10:57:08 localhost kernel: [175533.824458] [fglrx:__create_mapping] *ERROR* Can not get virtual address
Apr 21 10:57:08 localhost kernel: [175533.824461] [fglrx:__mc_heap_map_virtual_space] *ERROR* Failed to map the virtual space
Apr 21 10:57:08 localhost kernel: [175533.824463] [fglrx:mc_heap_map_virtual_space] *ERROR* Can not get virtual address
Apr 21 10:57:08 localhost kernel: [175533.824465] [fglrx:MCIL_GetVirtualAddressInDescriptor] *ERROR* Can not get the virtual address
Apr 21 10:57:23 localhost console-kit-daemon[1044]: GLib-GObject-WARNING: instance of invalid non-instantiatable type `(null)'
Apr 21 10:57:23 localhost console-kit-daemon[1044]: GLib-GObject-CRITICAL: g_signal_emit_valist: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
Apr 21 10:57:23 localhost console-kit-daemon[1044]: GLib-GObject-CRITICAL: g_object_unref: assertion `G_IS_OBJECT (object)' failed
Apr 21 10:57:25 localhost wpa_supplicant[1309]: CTRL-EVENT-SCAN-RESULTS
Apr 21 10:57:41 localhost gdm-simple-slave[3744]: WARNING: Unable to load file '/etc/gdm/custom.conf': No such file or directory

ProblemType: Bug
Architecture: i386
Date: Wed Apr 21 21:21:52 2010
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/yelp
NonfreeKernelModules: fglrx
Package: yelp 2.28.0-0ubuntu2
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-20.58-generic
SourcePackage: yelp
Uname: Linux 2.6.31-20-generic i686

Kees de Kooter (kees-boplicity) wrote :
affects: yelp (Ubuntu) → ubuntu
kurt belgrave (trinikrono) wrote :

Thank you for taking the time to report this bug and helping to make Ubuntu better. The issue that you reported is one that should be reproducible with the live environment of the Desktop CD of the development release - Maverick Meerkat. It would help us greatly if you could test with it so we can work on getting it fixed in the next release of Ubuntu. You can find out more about the development release at http://www.ubuntu.com/testing/. Thanks again and we appreciate your help.

Changed in ubuntu:
status: New → Incomplete
Pedro Villavicencio (pedro) wrote :

We are closing this bug report because it lacks the information we need to investigate the problem, as described in the previous comments. Please reopen it if you can give us the missing information, and don't hesitate to submit bug reports in the future. To reopen the bug report you can click on the current status, under the Status column, and change the Status back to New. Thanks again!.

Changed in ubuntu:
status: Incomplete → Invalid

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