WARNING: at /build/buildd/linux-2.6.38/drivers/gpu/drm/radeon/radeon_fence.c:248 radeon_fence_wait 0x36f/0x3e0 [radeon]()

[Werner Lane]

Using Unity this kind of crash always happens, usually straight after login when launching programs. Makes unity basically unusable. Classic seems to work fine (with Compiz)

ProblemType: KernelOops
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-8-generic 2.6.38-8.41
Regression: No
Reproducible: No
ProcVersionSignature: Ubuntu 2.6.38-8.41-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Annotation: Your system might become unstable now and might need to be restarted.
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: werner 1589 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Card hw:0 'PCH'/'HDA Intel PCH at 0xb0900000 irq 47'
   Mixer name : 'Cirrus Logic CS4206'
   Components : 'HDA:10134206,106b1d00,00100302'
   Controls : 22
   Simple ctrls : 13
Card1.Amixer.info:
 Card hw:1 'Generic'/'HD-Audio Generic at 0xb0840000 irq 53'
   Mixer name : 'ATI R6xx HDMI'
   Components : 'HDA:1002aa01,00aa0100,00100200'
   Controls : 4
   Simple ctrls : 1
Card1.Amixer.values:
 Simple mixer control 'IEC958',0
   Capabilities: pswitch pswitch-joined penum
   Playback channels: Mono
   Mono: Playback [on]
Date: Fri Apr 8 19:38:09 2011
Failure: oops
Frequency: I don't know.
HibernationDevice: RESUME=UUID=29d21233-3b28-46a5-bfdf-459c07255a73
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110302)
IwConfig:
 lo no wireless extensions.

 eth0 no wireless extensions.
MachineType: Apple Inc. MacBookPro8,2
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic root=UUID=8220d6c7-58fa-4eb2-a682-67290a5e5c19 ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-2.6.38-8-generic N/A
 linux-backports-modules-2.6.38-8-generic N/A
 linux-firmware 1.50
RfKill:

SourcePackage: linux
Title: WARNING: at /build/buildd/linux-2.6.38/drivers/gpu/drm/radeon/radeon_fence.c:248 radeon_fence_wait+0x36f/0x3e0 [radeon]()
UpgradeStatus: Upgraded to natty on 2011-04-06 (1 days ago)
dmi.bios.date: 02/07/11
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP81.88Z.0047.B04.1102071707
dmi.board.asset.tag: Base Board Asset Tag#
dmi.board.name: Mac-94245A3940C91C80
dmi.board.vendor: Apple Inc.
dmi.board.version: MacBookPro8,2
dmi.chassis.type: 10
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-94245A3940C91C80
dmi.modalias: dmi:bvnAppleInc.:bvrMBP81.88Z.0047.B04.1102071707:bd02/07/11:svnAppleInc.:pnMacBookPro8,2:pvr1.0:rvnAppleInc.:rnMac-94245A3940C91C80:rvrMacBookPro8,2:cvnAppleInc.:ct10:cvrMac-94245A3940C91C80:
dmi.product.name: MacBookPro8,2
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.

[Fabio Marconi (fabiomarconi)]

[ 154.675238] WARNING: at /build/buildd/linux-2.6.38/drivers/gpu/drm/radeon/radeon_fence.c:248 radeon_fence_wait+0x36f/0x3e0 [radeon]()
[ 154.675244] Hardware name: MacBookPro8,2
[ 154.675248] GPU lockup (waiting for 0x000015D4 last fence id 0x000015D3)
[ 154.675252] Modules linked in: nfs lockd fscache nfs_acl auth_rpcgss sunrpc parport_pc ppdev binfmt_misc snd_hda_codec_hdmi snd_hda_codec_cirrus snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi radeon snd_seq_midi_event applesmc input_polldev joydev snd_seq ttm usb_storage uvcvideo drm_kms_helper snd_timer bcm5974 snd_seq_device uas snd videodev v4l2_compat_ioctl32 drm soundcore snd_page_alloc i2c_algo_bit video lp parport firewire_ohci firewire_core tg3 sdhci_pci sdhci crc_itu_t hid_apple usbhid hid
[ 154.675332] Pid: 1584, comm: compiz Not tainted 2.6.38-8-generic #41-Ubuntu
[ 154.675336] Call Trace:
[ 154.675352] [<ffffffff81065cef>] ? warn_slowpath_common+0x7f/0xc0
[ 154.675360] [<ffffffff81065de6>] ? warn_slowpath_fmt+0x46/0x50
[ 154.675391] [<ffffffffa02216df>] ? radeon_fence_wait+0x36f/0x3e0 [radeon]
[ 154.675402] [<ffffffff81087f30>] ? autoremove_wake_function+0x0/0x40
[ 154.675430] [<ffffffffa0221fc1>] ? radeon_sync_obj_wait+0x11/0x20 [radeon]
[ 154.675445] [<ffffffffa01d3b0d>] ? ttm_bo_wait+0xfd/0x1b0 [ttm]
[ 154.675457] [<ffffffffa01d3e88>] ? ttm_bo_list_ref_sub+0x28/0x30 [ttm]
[ 154.675494] [<ffffffffa023a9e3>] ? radeon_gem_wait_idle_ioctl+0x93/0x110 [radeon]
[ 154.675517] [<ffffffffa00c3384>] ? drm_ioctl+0x3e4/0x4c0 [drm]
[ 154.675527] [<ffffffff81177100>] ? pollwake+0x0/0x60
[ 154.675560] [<ffffffffa023a950>] ? radeon_gem_wait_idle_ioctl+0x0/0x110 [radeon]
[ 154.675570] [<ffffffff8117648f>] ? do_vfs_ioctl+0x8f/0x360
[ 154.675579] [<ffffffff811776c2>] ? poll_select_set_timeout+0x82/0x90
[ 154.675587] [<ffffffff811767f1>] ? sys_ioctl+0x91/0xa0
[ 154.675595] [<ffffffff8100c002>] ? system_call_fastpath+0x16/0x1b