Public bug reported:
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)
** Affects: linux-lts-vivid (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug trusty
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https://bugs.launchpad.net/bugs/1535521
Title:
kernel stack trace
Status in linux-lts-vivid package in Ubuntu:
New
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)
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