Public bug reported:
after updating from 12.0.5 to 14.04 xorg is causing many
call traces on startup and shutdown
computer not causing call traces under linux lite 2.2, sparky [debian8]
[73852.453544] CPU: 0 PID: 1970 Comm: Xorg Tainted: G W
3.13.0-48-generic #80-Ubuntu
[73852.453547] Hardware name: Dell Inc. Inspiron 1525
/0U990C, BIOS A13 06/27/2008
[73852.453550] 00000000 00000000 e3f8fb58 c1655f92 e3f8fb98 e3f8fb88 c1056a7e
f8c2ccfc
[73852.453559] e3f8fbb4 000007b2 f8c2ab64 00002413 f8be2a1d f8be2a1d e4937000
e48305c0
[73852.453569] 00000000 e3f8fba0 c1056ad3 00000009 e3f8fb98 f8c2ccfc e3f8fbb4
e3f8fbf4
[73852.453578] Call Trace:
[73852.453587] [<c1655f92>] dump_stack+0x41/0x52
[73852.453594] [<c1056a7e>] warn_slowpath_common+0x7e/0xa0
[73852.453629] [<f8be2a1d>] ? intel_modeset_check_state+0x5dd/0x750 [i915]
[73852.453659] [<f8be2a1d>] ? intel_modeset_check_state+0x5dd/0x750 [i915]
[73852.453664] [<c1056ad3>] warn_slowpath_fmt+0x33/0x40
[73852.453696] [<f8be2a1d>] intel_modeset_check_state+0x5dd/0x750 [i915]
[73852.453731] [<f8be2c20>] intel_set_mode+0x30/0x40 [i915]
[73852.453761] [<f8be2cf4>] intel_release_load_detect_pipe+0xc4/0xf0 [i915]
[73852.453806] [<f8c0912d>] intel_tv_detect+0x34d/0x510 [i915]
[73852.453818] [<c14fc101>] ? i2c_transfer+0x11/0xc0
[73852.453829] [<f856b158>]
drm_helper_probe_single_connector_modes+0x1d8/0x360 [drm_kms_helper]
[73852.453841] [<c165ada0>] ? mutex_lock+0x10/0x28
[73852.453875] [<f882c5cd>] drm_mode_getconnector+0x32d/0x390 [drm]
[73852.453902] [<f882c2a0>] ? drm_mode_getcrtc+0xc0/0xc0 [drm]
[73852.453920] [<f881f792>] drm_ioctl+0x472/0x500 [drm]
[73852.453947] [<f882c2a0>] ? drm_mode_getcrtc+0xc0/0xc0 [drm]
[73852.453956] [<c10174fe>] ? __switch_to_xtra+0xfe/0x130
[73852.453963] [<c1087c51>] ? set_next_entity+0xb1/0xe0
[73852.453970] [<c100ef30>] ? __switch_to+0x2c0/0x340
[73852.453987] [<f881f320>] ? drm_free_buffer+0x30/0x30 [drm]
[73852.453995] [<c118b092>] do_vfs_ioctl+0x2e2/0x4d0
[73852.454000] [<c1659718>] ? __schedule+0x358/0x770
[73852.454007] [<c12ff98b>] ? lockref_put_or_lock+0xb/0x30
[73852.454013] [<c117b9e5>] ? __fput+0x155/0x210
[73852.454018] [<c118b2e0>] SyS_ioctl+0x60/0x80
[73852.454023] [<c166430d>] sysenter_do_call+0x12/0x12
[73852.454027] ---[ end trace 1e49de400e8e1259 ]---
example
[73852.453544] CPU: 0 PID: 1970 Comm: Xorg Tainted: G W
3.13.0-48-generic #80-Ubuntu
[73852.453547] Hardware name: Dell Inc. Inspiron 1525
/0U990C, BIOS A13 06/27/2008
[73852.453550] 00000000 00000000 e3f8fb58 c1655f92 e3f8fb98 e3f8fb88 c1056a7e
f8c2ccfc
[73852.453559] e3f8fbb4 000007b2 f8c2ab64 00002413 f8be2a1d f8be2a1d e4937000
e48305c0
[73852.453569] 00000000 e3f8fba0 c1056ad3 00000009 e3f8fb98 f8c2ccfc e3f8fbb4
e3f8fbf4
[73852.453578] Call Trace:
[73852.453587] [<c1655f92>] dump_stack+0x41/0x52
[73852.453594] [<c1056a7e>] warn_slowpath_common+0x7e/0xa0
[73852.453629] [<f8be2a1d>] ? intel_modeset_check_state+0x5dd/0x750 [i915]
[73852.453659] [<f8be2a1d>] ? intel_modeset_check_state+0x5dd/0x750 [i915]
[73852.453664] [<c1056ad3>] warn_slowpath_fmt+0x33/0x40
[73852.453696] [<f8be2a1d>] intel_modeset_check_state+0x5dd/0x750 [i915]
[73852.453731] [<f8be2c20>] intel_set_mode+0x30/0x40 [i915]
[73852.453761] [<f8be2cf4>] intel_release_load_detect_pipe+0xc4/0xf0 [i915]
[73852.453806] [<f8c0912d>] intel_tv_detect+0x34d/0x510 [i915]
[73852.453818] [<c14fc101>] ? i2c_transfer+0x11/0xc0
[73852.453829] [<f856b158>]
drm_helper_probe_single_connector_modes+0x1d8/0x360 [drm_kms_helper]
[73852.453841] [<c165ada0>] ? mutex_lock+0x10/0x28
[73852.453875] [<f882c5cd>] drm_mode_getconnector+0x32d/0x390 [drm]
[73852.453902] [<f882c2a0>] ? drm_mode_getcrtc+0xc0/0xc0 [drm]
[73852.453920] [<f881f792>] drm_ioctl+0x472/0x500 [drm]
[73852.453947] [<f882c2a0>] ? drm_mode_getcrtc+0xc0/0xc0 [drm]
[73852.453956] [<c10174fe>] ? __switch_to_xtra+0xfe/0x130
[73852.453963] [<c1087c51>] ? set_next_entity+0xb1/0xe0
[73852.453970] [<c100ef30>] ? __switch_to+0x2c0/0x340
[73852.453987] [<f881f320>] ? drm_free_buffer+0x30/0x30 [drm]
[73852.453995] [<c118b092>] do_vfs_ioctl+0x2e2/0x4d0
[73852.454000] [<c1659718>] ? __schedule+0x358/0x770
[73852.454007] [<c12ff98b>] ? lockref_put_or_lock+0xb/0x30
[73852.454013] [<c117b9e5>] ? __fput+0x155/0x210
[73852.454018] [<c118b2e0>] SyS_ioctl+0x60/0x80
[73852.454023] [<c166430d>] sysenter_do_call+0x12/0x12
[73852.454027] ---[ end trace 1e49de400e8e1259 ]---
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: xorg 1:7.7+1ubuntu8.1
ProcVersionSignature: Ubuntu 3.13.0-48.80-generic 3.13.11-ckt16
Uname: Linux 3.13.0-48-generic i686
ApportVersion: 2.14.1-0ubuntu3.7
Architecture: i386
CurrentDesktop: XFCE
Date: Thu Mar 26 17:48:07 2015
InstallationDate: Installed on 2014-04-21 (339 days ago)
InstallationMedia: Xubuntu 12.04.4 LTS "Precise Pangolin" - Release i386
(20140205)
SourcePackage: xorg
UpgradeStatus: Upgraded to trusty on 2015-03-24 (2 days ago)
** Affects: xorg (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 trusty
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https://bugs.launchpad.net/bugs/1437042
Title:
xorg many call traces on startup and shutdown
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