WARNING: CPU: 0 PID: 110 at /build/buildd/linux-3.11.0/drivers/gpu/drm/i915/intel_display.c:1074 assert_pipe+0x82/0xe0 [i915]()

[Joerg Battenfeld]

Description: Ubuntu Saucy Salamander (development branch)
Release: 13.10

[ 2.389075] ------------[ cut here ]------------
[ 2.389135] WARNING: CPU: 0 PID: 110 at /build/buildd/linux-3.11.0/drivers/gpu/drm/i915/intel_display.c:1074 assert_pipe+0x82/0xe0 [i915]()
[ 2.389161] pipe A assertion failure (expected on, current off)
[ 2.389173] Modules linked in: hid_generic usbhid hid i915(+) video(F) i2c_algo_bit drm_kms_helper r8169 drm e100 mii(F) floppy(F)
[ 2.389180] CPU: 0 PID: 110 Comm: systemd-udevd Tainted: GF 3.11.0-11-generic #17-Ubuntu
[ 2.389181] Hardware name: IBM 830727G/IBM, BIOS 24KT33AGR 12/02/2002
[ 2.389190] 00000000 00000000 f6f9d73c c16316eb f6f9d77c f6f9d76c c105273e f8647920
[ 2.389197] f6f9d798 0000006e f8646730 00000432 f86025f2 f86025f2 f6520000 00000041
[ 2.389203] 00000000 f6f9d784 c1052793 00000009 f6f9d77c f8647920 f6f9d798 f6f9d7b8
[ 2.389204] Call Trace:
[ 2.389216] [<c16316eb>] dump_stack+0x41/0x52
[ 2.389223] [<c105273e>] warn_slowpath_common+0x7e/0xa0
[ 2.389258] [<f86025f2>] ? assert_pipe+0x82/0xe0 [i915]
[ 2.389289] [<f86025f2>] ? assert_pipe+0x82/0xe0 [i915]
[ 2.389294] [<c1052793>] warn_slowpath_fmt+0x33/0x40
[ 2.389325] [<f86025f2>] assert_pipe+0x82/0xe0 [i915]
[ 2.389356] [<f8602946>] intel_enable_pll+0x16/0xd0 [i915]
[ 2.389388] [<f8602e87>] i9xx_crtc_enable+0x67/0x230 [i915]
[ 2.389421] [<f86090e4>] __intel_set_mode+0x694/0x7b0 [i915]
[ 2.389455] [<f860b0e3>] intel_set_mode+0x23/0x40 [i915]
[ 2.389488] [<f860b8ec>] intel_crtc_set_config+0x6fc/0x8f0 [i915]
[ 2.389517] [<f84ec27b>] drm_mode_set_config_internal+0x4b/0xc0 [drm]
[ 2.389530] [<f84882fd>] drm_fb_helper_set_par+0x4d/0xb0 [drm_kms_helper]
[ 2.389537] [<c1358ee2>] fbcon_init+0x482/0x4d0
[ 2.389544] [<c13c979e>] visual_init+0x9e/0x100
[ 2.389548] [<c13cbb6a>] do_bind_con_driver+0x10a/0x2c0
[ 2.389553] [<c11c935b>] ? sysfs_create_file+0x2b/0x30
[ 2.389558] [<c13cc22d>] do_take_over_console+0xfd/0x190
[ 2.389562] [<c1354b9f>] do_fbcon_takeover+0x5f/0xc0
[ 2.389565] [<c1359a2f>] fbcon_event_notify+0x6bf/0x7c0
[ 2.389571] [<c1634440>] ? mutex_lock+0x10/0x28
[ 2.389576] [<c163b421>] notifier_call_chain+0x41/0x60
[ 2.389582] [<c107578b>] __blocking_notifier_call_chain+0x3b/0x60
[ 2.389585] [<c10757cf>] blocking_notifier_call_chain+0x1f/0x30
[ 2.389592] [<c134b036>] fb_notifier_call_chain+0x16/0x20
[ 2.389596] [<c134ca43>] register_framebuffer+0x1b3/0x2e0
[ 2.389608] [<f8487ff4>] drm_fb_helper_initial_config+0x2d4/0x480 [drm_kms_helper]
[ 2.389625] [<f84eaf0b>] ? drm_mode_config_reset+0x9b/0xb0 [drm]
[ 2.389632] [<c1156a29>] ? kmem_cache_alloc_trace+0xe9/0x110
[ 2.389643] [<f84872c8>] ? drm_fb_helper_init+0xa8/0x170 [drm_kms_helper]
[ 2.389685] [<f862a87e>] intel_fbdev_initial_config+0x1e/0x20 [i915]
[ 2.389710] [<f85dedc2>] i915_driver_load+0xd32/0xd60 [i915]
[ 2.389734] [<f85dbe10>] ? i915_switcheroo_set_state+0xa0/0xa0 [i915]
[ 2.389756] [<f84e8443>] drm_get_pci_dev+0x133/0x280 [drm]
[ 2.389780] [<f85da69b>] i915_pci_probe+0x2b/0x60 [i915]
[ 2.389787] [<c132563f>] pci_device_probe+0x6f/0xb0
[ 2.389793] [<c13f6f29>] driver_probe_device+0x79/0x360
[ 2.389797] [<c1325593>] ? pci_match_device+0xb3/0xc0
[ 2.389802] [<c13f72c1>] __driver_attach+0x71/0x80
[ 2.389807] [<c13f7250>] ? __device_attach+0x40/0x40
[ 2.389810] [<c13f5337>] bus_for_each_dev+0x47/0x80
[ 2.389813] [<c13f6a1e>] driver_attach+0x1e/0x20
[ 2.389817] [<c13f7250>] ? __device_attach+0x40/0x40
[ 2.389820] [<c13f6657>] bus_add_driver+0x1c7/0x280
[ 2.389824] [<c1325210>] ? pci_pm_suspend+0x120/0x120
[ 2.389828] [<c1325210>] ? pci_pm_suspend+0x120/0x120
[ 2.389831] [<c13f789a>] driver_register+0x6a/0x130
[ 2.389837] [<c1047190>] ? __set_pmd_pte+0xa0/0xa0
[ 2.389841] [<c1324502>] __pci_register_driver+0x32/0x40
[ 2.389858] [<f84e8685>] drm_pci_init+0xf5/0x100 [drm]
[ 2.389862] [<f849e000>] ? 0xf849dfff
[ 2.389885] [<f849e05e>] i915_init+0x5e/0x60 [i915]
[ 2.389890] [<c10020ca>] do_one_initcall+0xca/0x190
[ 2.389898] [<c10e3248>] ? tracepoint_module_notify+0x118/0x180
[ 2.389903] [<f849e000>] ? 0xf849dfff
[ 2.389908] [<c104860d>] ? set_memory_ro+0x4d/0x50
[ 2.389914] [<c10b4a8e>] load_module+0x10ce/0x18d0
[ 2.389920] [<c10b531f>] SyS_init_module+0x8f/0xf0
[ 2.389927] [<c112eb2b>] ? vm_mmap_pgoff+0x7b/0xa0
[ 2.389934] [<c163ee0d>] sysenter_do_call+0x12/0x28
[ 2.389937] ---[ end trace ad94ed24eb926b5c ]---

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[William (w2hli4l)]

Lubuntu 13.10 / 32 bits

Linux version 3.11.0-12-generic (buildd@komainu) (gcc version 4.8.1 (Ubuntu/Linaro 4.8.1-10ubuntu7) ) #19-Ubuntu SMP Wed Oct 9 16:12:00 UTC 2013 (Ubuntu 3.11.0-12.19-generic 3.11.3)

Same bug on a different hardware :

[ 22.290349] ------------[ cut here ]------------
[ 22.290405] WARNING: CPU: 0 PID: 291 at /build/buildd/linux-3.11.0/drivers/gpu/drm/i915/intel_display.c:1074 assert_pipe+0x82/0xe0 [i915]()
[ 22.290407] pipe A assertion failure (expected on, current off)
[ 22.290427] Modules linked in: ppdev(F) snd_rawmidi(F) snd_seq(F) microcode(F+) rfcomm bnep snd_seq_device(F) bluetooth snd_timer(F) i915(+) snd(F) psmouse(F) serio_raw(F) drm_kms_helper soundcore(F) lpc_ich drm shpchp i2c_algo_bit video(F) parport_pc(F) mac_hid lp(F) parport(F) natsemi
[ 22.290433] CPU: 0 PID: 291 Comm: systemd-udevd Tainted: GF W 3.11.0-12-generic #19-Ubuntu
[ 22.290435] Hardware name: Gericom HUMMER/ , BIOS 1.08 10/13/2003
[ 22.290443] 00000000 00000000 f6dbf73c c162566b f6dbf77c f6dbf76c c105273e f86bc920
[ 22.290448] f6dbf798 00000123 f86bb730 00000432 f86775f2 f86775f2 f3e5c000 00000041
[ 22.290453] 00000000 f6dbf784 c1052793 00000009 f6dbf77c f86bc920 f6dbf798 f6dbf7b8
[ 22.290455] Call Trace:
[ 22.290466] [<c162566b>] dump_stack+0x41/0x52
[ 22.290472] [<c105273e>] warn_slowpath_common+0x7e/0xa0
[ 22.290508] [<f86775f2>] ? assert_pipe+0x82/0xe0 [i915]
[ 22.290553] [<f86775f2>] ? assert_pipe+0x82/0xe0 [i915]
[ 22.290560] [<c1052793>] warn_slowpath_fmt+0x33/0x40
[ 22.290590] [<f86775f2>] assert_pipe+0x82/0xe0 [i915]
[ 22.290620] [<f8677946>] intel_enable_pll+0x16/0xd0 [i915]
[ 22.290651] [<f8677e87>] i9xx_crtc_enable+0x67/0x230 [i915]
[ 22.290694] [<f86a10c4>] ? intel_dvo_mode_set+0xf4/0x100 [i915]
[ 22.290739] [<f867e0e4>] __intel_set_mode+0x694/0x7b0 [i915]
[ 22.290787] [<f86800e3>] intel_set_mode+0x23/0x40 [i915]
[ 22.290831] [<f86808ec>] intel_crtc_set_config+0x6fc/0x8f0 [i915]
[ 22.290867] [<f854927b>] drm_mode_set_config_internal+0x4b/0xc0 [drm]
[ 22.290877] [<f84ec2fd>] drm_fb_helper_set_par+0x4d/0xb0 [drm_kms_helper]
[ 22.290886] [<c1359122>] fbcon_init+0x482/0x4d0
[ 22.290893] [<c13c99de>] visual_init+0x9e/0x100
[ 22.290896] [<c13cbdaa>] do_bind_con_driver+0x10a/0x2c0
[ 22.290901] [<c11c935b>] ? sysfs_create_file+0x2b/0x30
[ 22.290906] [<c13cc46d>] do_take_over_console+0xfd/0x190
[ 22.290910] [<c1354ddf>] do_fbcon_takeover+0x5f/0xc0
[ 22.290915] [<c1359c6f>] fbcon_event_notify+0x6bf/0x7c0
[ 22.290921] [<c1628300>] ? mutex_lock+0x10/0x28
[ 22.290927] [<c162f2e1>] notifier_call_chain+0x41/0x60
[ 22.290933] [<c107578b>] __blocking_notifier_call_chain+0x3b/0x60
[ 22.290936] [<c10757cf>] blocking_notifier_call_chain+0x1f/0x30
[ 22.290943] [<c134b276>] fb_notifier_call_chain+0x16/0x20
[ 22.290947] [<c134cc83>] register_framebuffer+0x1b3/0x2e0
[ 22.290957] [<f84ebff4>] drm_fb_helper_initial_config+0x2d4/0x480 [drm_kms_helper]
[ 22.290985] [<f8547f0b>] ? drm_mode_config_reset+0x9b/0xb0 [drm]
[ 22.290993] [<c1156a29>] ? kmem_cache_alloc_trace+0xe9/0x110
[ 22.291001] [<f84eb2c8>] ? drm_fb_helper_in...

[penalvch (penalvch)]

Joerg Battenfeld, thank you for reporting this bug to Ubuntu. Saucy reached EOL on July 17, 2014.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases

Is this an issue in a supported release? If so, could you please execute the following command, as it will automatically gather debugging information, in a terminal:
apport-collect 1234347

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.]