kernel stack trace

Bug #1535521 reported by Yuan Song
12
This bug affects 2 people
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Expired
Low
Unassigned

Bug Description

When I booted into 3.19.0.43 from Ubuntu 14.04.3 . The kernel stopped during boot. I checked dmesg. There was a stack trace. The motherboard I used is a ASRock H170M Pro4 Bios p1.8. The following is the stack trace.

 [ 8.484935] [drm] Replacing VGA console driver
[ 8.489503] Console: switching to colour dummy device 80x25
[ 8.492850] usbcore: registered new interface driver btusb
[ 8.503446] audit: type=1400 audit(1453175142.377:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/cups/backend/cups-pdf" pid=600 comm="apparmor_parser"
[ 8.503654] audit: type=1400 audit(1453175142.377:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/sbin/cupsd" pid=600 comm="apparmor_parser"
[ 8.504798] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 8.504800] [drm] Driver supports precise vblank timestamp query.
[ 8.506398] BUG: unable to handle kernel NULL pointer dereference at 0000000000000060
[ 8.506403] IP: [<ffffffffc0702e45>] ddi_get_encoder_port+0x5/0x70 [i915_bpo]
[ 8.506428] PGD 274ff3067 PUD 274494067 PMD 0
[ 8.506430] Oops: 0000 [#1] SMP
[ 8.506432] Modules linked in: snd_seq(+) snd_seq_device snd_timer snd btusb soundcore i915_bpo(+) intel_ips drm_kms_helper drm i2c_algo_bit shpchp 8250_fintek wmi video i2c_hid mac_hid acpi_pad parport_pc ppdev coretemp hwmon_vid rfcomm lp parport bnep bluetooth nfsd auth_rpcgss nfs_acl nfs binfmt_misc lockd grace sunrpc fscache hid_generic hid_logitech_dj usbhid hid raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor megaraid_sas psmouse e1000e ptp ahci pps_core libahci raid6_pq raid1 raid0 multipath linear dm_mirror dm_region_hash dm_log
[ 8.506457] CPU: 0 PID: 634 Comm: systemd-udevd Not tainted 3.19.0-43-generic #49~14.04.1-Ubuntu
[ 8.506459] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./H170M Pro4, BIOS P1.80 11/10/2015
[ 8.506461] task: ffff880275f6f5c0 ti: ffff8802751c8000 task.ti: ffff8802751c8000
[ 8.506463] RIP: 0010:[<ffffffffc0702e45>] [<ffffffffc0702e45>] ddi_get_encoder_port+0x5/0x70 [i915_bpo]
[ 8.506482] RSP: 0018:ffff8802751cb750 EFLAGS: 00010286
[ 8.506483] RAX: 0000000000000000 RBX: ffff880071800000 RCX: ffff8802755c1800
[ 8.506484] RDX: ffff8802751cb7a4 RSI: ffff8802751cb7b0 RDI: fffffffffffffff8
[ 8.506485] RBP: ffff8802751cb7e8 R08: ffff8802751c8000 R09: 0000000000000246
[ 8.506487] R10: 0000000000000004 R11: 0000000000000005 R12: ffff8802755c1800
[ 8.506488] R13: ffffffffc0760770 R14: 00000000fffee35b R15: 0000000000000001
[ 8.506489] FS: 00007f4aa208d880(0000) GS:ffff880280c00000(0000) knlGS:0000000000000000
[ 8.506491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 8.506492] CR2: 0000000000000060 CR3: 0000000274ff2000 CR4: 00000000003407f0
[ 8.506493] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 8.506494] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 8.506495] Stack:
[ 8.506496] ffffffffc0706fe1 ffff880280d8e4c0 0000000000000000 000000000000027a
[ 8.506499] ffffffff817b677c 0000000000000246 ffff8802755c1b60 ffff8802755c1800
[ 8.506501] fffffffffffffff8 0000000000000000 ffff880071800000 0000000000000000
[ 8.506503] Call Trace:
[ 8.506522] [<ffffffffc0706fe1>] ? intel_prepare_ddi+0x71/0x390 [i915_bpo]
[ 8.506527] [<ffffffff817b677c>] ? schedule_hrtimeout_range_clock+0xac/0x160
[ 8.506541] [<ffffffffc0687071>] skl_set_power_well+0x421/0xae0 [i915_bpo]
[ 8.506555] [<ffffffffc0687763>] skl_power_well_enable+0x13/0x20 [i915_bpo]
[ 8.506568] [<ffffffffc0687a26>] intel_display_power_get+0xa6/0x100 [i915_bpo]
[ 8.506578] [<ffffffffc0687d15>] intel_display_set_init_power+0x45/0x50 [i915_bpo]
[ 8.506587] [<ffffffffc0687fa4>] intel_power_domains_init_hw+0x204/0x340 [i915_bpo]
[ 8.506606] [<ffffffffc07275f4>] i915_driver_load+0x7d4/0xeb0 [i915_bpo]
[ 8.506608] [<ffffffff813a97a0>] ? cleanup_uevent_env+0x10/0x10
[ 8.506610] [<ffffffff813a9b58>] ? kobject_uevent_env+0x178/0x690
[ 8.506614] [<ffffffff814fc000>] ? devtmpfs_create_node+0x100/0x130
[ 8.506616] [<ffffffff814f0d77>] ? get_device+0x17/0x30
[ 8.506618] [<ffffffff814f67b5>] ? klist_class_dev_get+0x15/0x20
[ 8.506620] [<ffffffff8179fbe8>] ? klist_node_init+0x38/0x50
[ 8.506622] [<ffffffff8179fc96>] ? klist_add_tail+0x46/0x50
[ 8.506624] [<ffffffff814f2709>] ? device_add+0x289/0x650
[ 8.506632] [<ffffffffc05d2685>] drm_dev_register+0xb5/0x110 [drm]
[ 8.506638] [<ffffffffc05d55ff>] drm_get_pci_dev+0x8f/0x200 [drm]
[ 8.506649] [<ffffffffc067523b>] i915_pci_probe+0x3b/0x60 [i915_bpo]
[ 8.506653] [<ffffffff813f20b5>] local_pci_probe+0x45/0xa0
[ 8.506655] [<ffffffff813f3355>] ? pci_match_device+0xe5/0x110
[ 8.506657] [<ffffffff813f3499>] pci_device_probe+0xd9/0x130
[ 8.506660] [<ffffffff814f5935>] driver_probe_device+0x155/0x400
[ 8.506662] [<ffffffff814f5cbb>] __driver_attach+0x9b/0xa0
[ 8.506664] [<ffffffff814f5c20>] ? __device_attach+0x40/0x40
[ 8.506666] [<ffffffff814f37f3>] bus_for_each_dev+0x63/0xa0
[ 8.506669] [<ffffffff814f52ce>] driver_attach+0x1e/0x20
[ 8.506671] [<ffffffff814f4ec0>] bus_add_driver+0x180/0x240
[ 8.506673] [<ffffffff814f64a4>] driver_register+0x64/0xf0
[ 8.506675] [<ffffffff813f19fc>] __pci_register_driver+0x4c/0x50
[ 8.506682] [<ffffffffc05d586a>] drm_pci_init+0xfa/0x130 [drm]
[ 8.506684] [<ffffffffc078c000>] ? 0xffffffffc078c000
[ 8.506695] [<ffffffffc078c0a0>] i915_init+0xa0/0xa8 [i915_bpo]
[ 8.506698] [<ffffffff81002144>] do_one_initcall+0xd4/0x210
[ 8.506701] [<ffffffff811cf4e9>] ? kmem_cache_alloc_trace+0x199/0x220
[ 8.506704] [<ffffffff810f7e1c>] ? load_module+0x164c/0x1cc0
[ 8.506706] [<ffffffff810f7e55>] load_module+0x1685/0x1cc0
[ 8.506708] [<ffffffff810f3700>] ? store_uevent+0x40/0x40
[ 8.506710] [<ffffffff810f8606>] SyS_finit_module+0x86/0xb0
[ 8.506713] [<ffffffff817b770d>] system_call_fastpath+0x16/0x1b
[ 8.506714] Code: ff 93 c8 00 00 00 4c 89 e6 48 89 df 31 d2 ff 93 a8 00 00 00 5b 41 5c 5d c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <8b> 47 68 83 f8 0b 74 33 83 f8 0a 74 1e 8d 48 fa 83 f9 02 76 16
[ 8.506732] RIP [<ffffffffc0702e45>] ddi_get_encoder_port+0x5/0x70 [i915_bpo]
[ 8.506749] RSP <ffff8802751cb750>
[ 8.506750] CR2: 0000000000000060
[ 8.506751] ---[ end trace bbc1959b1af7bdf6 ]---

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.19.0-43-generic 3.19.0-43.49~14.04.1
ProcVersionSignature: Ubuntu 3.13.0-74.118-generic 3.13.11-ckt30
Uname: Linux 3.13.0-74-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
CurrentDesktop: Unity
Date: Mon Jan 18 22:23:42 2016
InstallationDate: Installed on 2013-04-02 (1022 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
SourcePackage: linux-lts-vivid
UpgradeStatus: Upgraded to trusty on 2014-04-19 (639 days ago)

Revision history for this message
Yuan Song (ysong) wrote :
Revision history for this message
Launchpad Janitor (janitor) wrote :

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

Changed in linux-lts-vivid (Ubuntu):
status: New → Confirmed
Revision history for this message
paul bennett (yaul) wrote :

Almost identical symptoms here. Here's the relevant bit of 'dmesg':
<code>
[ 2.951644] BUG: unable to handle kernel NULL pointer dereference at 0000000000000060
[ 2.955931] IP: [<ffffffffc021ccf5>] ddi_get_encoder_port+0x5/0x60 [i915]
[ 2.960160] PGD 0
[ 2.964185] Oops: 0000 [#1] SMP
[ 2.968174] Modules linked in: ast(+) syscopyarea sysfillrect sysimgblt igb(+) dca i915(+) ttm nvme ptp drm_kms_helper drm pps_core ahci i2c_algo_bit libahci video pinctrl_sunrisepoint pinctrl_intel i2c_hid hid_generic usbhid hid
[ 2.981277] CPU: 2 PID: 132 Comm: systemd-udevd Not tainted 4.2.0-30-generic #35-Ubuntu
[ 2.985964] Hardware name: Supermicro Super Server/X11SSH-LN4F, BIOS 1.0a 12/29/2015
</code>

Revision history for this message
penalvch (penalvch) wrote :

Yuan Song, thank you for taking the time to report this bug and helping to make Ubuntu better. Please execute the following command only once, as it will automatically gather debugging information, in a terminal:
apport-collect 1535521

affects: linux-lts-vivid (Ubuntu) → linux (Ubuntu)
Changed in linux (Ubuntu):
importance: Undecided → Low
status: Confirmed → Incomplete
Revision history for this message
Launchpad Janitor (janitor) wrote :

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

Changed in linux (Ubuntu):
status: Incomplete → Expired
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