ubuntu-x-swat team mailing list archive

[Carl Hauser <hauser@xxxxxxxxxxxx>]

Here is the relevant part of the syslog output when the error occurs.
Pid 2261 is the X server process whose strace was supplied above:

Nov  7 03:32:17 ubuntu kernel: [ 1650.482698] divide error: 0000 [#1] SMP
Nov  7 03:32:17 ubuntu kernel: [ 1650.482704] last sysfs file: /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:01/PNP0C09:00/PNP0C0A:00/power_supply/BAT0/energy_full
Nov  7 03:32:17 ubuntu kernel: [ 1650.482710] CPU 1
Nov  7 03:32:17 ubuntu kernel: [ 1650.482713] Modules linked in: ppdev lp parport snd_hda_codec_analog snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi iptable_filter arc4 snd_seq_midi_event ip_tables ecb snd_seq x_tables pcmcia iwl3945 thinkpad_acpi iwlcore sdhci_pci psmouse sdhci snd_timer mac80211 dm_crypt snd_seq_device serio_raw led_class nvram cfg80211 snd yenta_socket rsrc_nonstatic pcmcia_core soundcore snd_page_alloc squashfs aufs nls_iso8859_1 nls_cp437 vfat fat dm_raid45 xor fbcon tileblit font bitblit softcursor usb_storage ohci1394 i915 drm i2c_algo_bit e1000e intel_agp ieee1394 video output
Nov  7 03:32:17 ubuntu kernel: [ 1650.482775] Pid: 2261, comm: Xorg Not tainted 2.6.31-14-generic #48-Ubuntu 7764CTO
Nov  7 03:32:17 ubuntu kernel: [ 1650.482778] RIP: 0010:[<ffffffffa00acdce>]  [<ffffffffa00acdce>] intel_crtc_mode_set+0x15ee/0x18d0 [i915]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482798] RSP: 0018:ffff880070999948  EFLAGS: 00010246
Nov  7 03:32:17 ubuntu kernel: [ 1650.482801] RAX: 0000000000014b40 RBX: ffff8800781df100 RCX: 0000000000006018
Nov  7 03:32:17 ubuntu kernel: [ 1650.482804] RDX: 0000000000000000 RSI: ffff8800781df600 RDI: 000000000003a72b
Nov  7 03:32:17 ubuntu kernel: [ 1650.482807] RBP: ffff880070999a78 R08: 000000000000000f R09: 0000000000000001
Nov  7 03:32:17 ubuntu kernel: [ 1650.482810] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
Nov  7 03:32:17 ubuntu kernel: [ 1650.482813] R13: 0000000000000000 R14: ffff880078893800 R15: ffff8800788a9000
Nov  7 03:32:17 ubuntu kernel: [ 1650.482816] FS:  00007fef800986f0(0000) GS:ffff880001a12000(0000) knlGS:0000000000000000
Nov  7 03:32:17 ubuntu kernel: [ 1650.482819] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
Nov  7 03:32:17 ubuntu kernel: [ 1650.482822] CR2: 00007fb4656cf6c0 CR3: 0000000070802000 CR4: 00000000000006e0
Nov  7 03:32:17 ubuntu kernel: [ 1650.482826] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Nov  7 03:32:17 ubuntu kernel: [ 1650.482829] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Nov  7 03:32:17 ubuntu kernel: [ 1650.482832] Process Xorg (pid: 2261, threadinfo ffff880070998000, task ffff88007611ad60)
Nov  7 03:32:17 ubuntu kernel: [ 1650.482835] Stack:
Nov  7 03:32:17 ubuntu kernel: [ 1650.482836]  0000000000006018 ffff880000000000 0000000000000000 ffff880000000001
Nov  7 03:32:17 ubuntu kernel: [ 1650.482842] <0> ffff8800769e6180 0000000000000000 ffffffffffffff00 0000000000006018
Nov  7 03:32:17 ubuntu kernel: [ 1650.482847] <0> 00000000709999b8 0000000000071008 0000602001000000 00071190000f100c
Nov  7 03:32:17 ubuntu kernel: [ 1650.482853] Call Trace:
Nov  7 03:32:17 ubuntu kernel: [ 1650.482869]  [<ffffffffa00aaf91>] ? intel_crtc_dpms+0x41/0x140 [i915]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482891]  [<ffffffffa007611e>] drm_crtc_helper_set_mode+0x29e/0x3d0 [drm]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482898]  [<ffffffff81053d60>] ? default_wake_function+0x0/0x10
Nov  7 03:32:17 ubuntu kernel: [ 1650.482917]  [<ffffffffa0076c22>] drm_crtc_helper_set_config+0x5d2/0x6e0 [drm]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482934]  [<ffffffffa0072687>] ? drm_mode_object_get+0x67/0xb0 [drm]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482951]  [<ffffffffa0074b20>] drm_mode_setcrtc+0x170/0x3b0 [drm]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482968]  [<ffffffffa0068cae>] drm_ioctl+0x17e/0x3a0 [drm]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482984]  [<ffffffffa00749b0>] ? drm_mode_setcrtc+0x0/0x3b0 [drm]
Nov  7 03:32:17 ubuntu kernel: [ 1650.482989]  [<ffffffff8112de5c>] vfs_ioctl+0x7c/0xa0
Nov  7 03:32:17 ubuntu kernel: [ 1650.482994]  [<ffffffff8112e429>] do_vfs_ioctl+0x79/0x370
Nov  7 03:32:17 ubuntu kernel: [ 1650.482998]  [<ffffffff8112e7a1>] sys_ioctl+0x81/0xa0
Nov  7 03:32:17 ubuntu kernel: [ 1650.483003]  [<ffffffff8101229b>] tracesys+0xd9/0xde
Nov  7 03:32:17 ubuntu kernel: [ 1650.483005] Code: a5 ee ff ff 66 0f 1f 84 00 00 00 00 00 83 f8 46 0f 84 1d fe ff ff 83 f8 42 0f 84 14 fe ff ff 8b 53 44 48 8b 75 80 89 d0 c1 fa 1f <f7> 7e 44 8d 50 ff 48 63 85 24 ff ff ff 49 03 47 10 c1 e2 08 89
Nov  7 03:32:17 ubuntu kernel: [ 1650.483050] RIP  [<ffffffffa00acdce>] intel_crtc_mode_set+0x15ee/0x18d0 [i915]
Nov  7 03:32:17 ubuntu kernel: [ 1650.483066]  RSP <ffff880070999948>
Nov  7 03:32:17 ubuntu kernel: [ 1650.483069] ---[ end trace 1e125cf7ff79a834 ]---

-- 
X server hard crash when kubuntu System Settings Display app is started
https://bugs.launchpad.net/bugs/477134
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