gdm_slave_xioerror crash

[GijsH]

Binary package hint: gdm

I get this crash about twice a day on my Gutsy system on Vaio laptop
it is not specific to a certain application, it happens at random and I cannot reproduce it.
here is the syslog just before the crash:

Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] BUG: unable to handle kernel
paging request at virtual address 2bff0000
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] printing eip:
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] c01feda9
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] *pde = 00000000
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] Oops: 0002 [#1]
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] SMP
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] Modules linked in: radeon drm
 ppdev speedstep_lib cpufreq_conservative cpufreq_powersave cpufreq_ondemand cpu
freq_stats freq_table cpufreq_userspace container ac sbs dock button video batte
ry ipv6 xt_limit xt_tcpudp ipt_LOG ipt_MASQUERADE ipt_TOS ipt_REJECT nf_conntrac
k_irc nf_conntrack_ftp xt_state sbp2 lp af_packet hostap_cs hostap ieee80211_cry
pt orinoco_cs orinoco hermes pcmcia joydev parport_pc parport pcspkr serio_raw p
smouse yenta_socket rsrc_nonstatic pcmcia_core snd_ali5451 snd_ac97_codec ac97_b
us snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_
rawmidi snd_seq_midi_event i2c_ali15x3 i2c_ali1535 i2c_core snd_seq snd_timer sn
d_seq_device snd soundcore snd_page_alloc shpchp pci_hotplug ati_agp agpgart evd
ev iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nfnetlink iptable_mangle ip
table_filter ip_tables x_tables ext3 jbd mbcache ide_cd cdrom ide_disk 8139cp at
a_generic libata scsi_mod floppy ehci_hcd 8139too mii alim15x3 ide_core
Apr 30 13:45:53 gijs-laptop kernel: uhci_hcd usbcore ohci1394 ieee1394 thermal p
rocessor fan fuse apparmor commoncap
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] CPU: 0
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] EIP: 0060:[copy_from_user+
41/112] Not tainted VLI
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] EFLAGS: 00013246 (2.6.22-14
-generic #1)
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] EIP is at copy_from_user+0x29
/0x70
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] eax: da8d4000 ebx: 00000008
   ecx: 00000000 edx: bfb69a4c
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] esi: da8d5f04 edi: bfb69a44
   ebp: dcd02e10 esp: da8d5ec0
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] ds: 007b es: 007b fs: 00d
8 gs: 0033 ss: 0068
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] Process Xorg (pid: 5682, ti=d
a8d4000 task=d310b9f0 task.ti=da8d4000)
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] Stack: da8f3000 0000002a ffff
fff2 dccf5ae9 da8d5ef4 c0124b34 c0140e56 da8d5f00
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] 00000001 00000003 da8f
3124 d6c00780 00000000 d310b9f0 c0122bc0 00000000
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] 00000000 00000001 0000
0000 dccf5a80 0000002a d5296b00 dcd02e10 dccf3b32
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] Call Trace:
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [<dccf5ae9>] drm_lock+0x69/0
x340 [drm]
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [scheduler_tick+404/448] sch
eduler_tick+0x194/0x1c0
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [getnstimeofday+54/208] getn
stimeofday+0x36/0xd0
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [default_wake_function+0/16]
 default_wake_function+0x0/0x10
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [<dccf5a80>] drm_lock+0x0/0x
340 [drm]
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [<dccf3b32>] drm_ioctl+0xb2/
0x200 [drm]
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [hrtimer_interrupt+391/464]
hrtimer_interrupt+0x187/0x1d0
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [<dccf3a80>] drm_ioctl+0x0/0
x200 [drm]
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [do_ioctl+132/192] do_ioctl+
0x84/0xc0
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [<dccf3a80>] drm_ioctl+0x0/0
x200 [drm]
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [vfs_ioctl+92/656] vfs_ioctl
+0x5c/0x290
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [sys_ioctl+114/144] sys_ioct
l+0x72/0x90
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] [sysenter_past_esp+107/169]
sysenter_past_esp+0x6b/0xa9
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] =======================
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] Code: 76 00 83 ec 0c 89 74 24
 04 89 c6 89 e0 89 1c 24 25 00 e0 ff ff 89 cb 89 7c 24 08 89 d7 01 da 19 c9 39 5
0 18 83 d9 00 85 c9 75 1e <e8> 52 39 0f 00 89 d9 89 fa 89 f0 8b 1c 24 8b 74 24 0
4 8b 7c 24
Apr 30 13:45:53 gijs-laptop kernel: [14011.224000] EIP: [copy_from_user+41/112]
copy_from_user+0x29/0x70 SS:ESP 0068:da8d5ec0
Apr 30 13:45:53 gijs-laptop kernel: [14011.244000] [drm:drm_release] *ERROR* Dev
ice busy: 1 0
Apr 30 13:45:53 gijs-laptop gdm[5677]: WARNING: gdm_slave_xioerror_handler: Fata
l X error - Restarting :0

[Sebastien Bacher (seb128)]

the stracktrace shows than xorg crashed

[Bryce Harrington (bryce)]

Please attach your /var/log/Xorg.0.log from following one of these crashes.
Also, please collect a full backtrace - directions are available at https://wiki.ubuntu.com/X/Backtracing

[Mackenzie Morgan (maco.m)]

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!