Public bug reported:
Occuring on init. Laptop's LG M1 Dual Express.
Used to work some time ago in 2.6 or so. Works in Windows.
Strack trace:
Oct 10 14:09:39 bentley2 kernel: [28736.755733] snd_hda_intel 0000:00:1b.0: PCI
INT A -> GSI 22 (level, low) -> IRQ 22
Oct 10 14:09:39 bentley2 kernel: [28736.755796] snd_hda_intel 0000:00:1b.0:
setting latency timer to 64
Oct 10 14:09:39 bentley2 kernel: [28736.824193] hda_codec: ALC883: BIOS
auto-probing.
Oct 10 14:09:39 bentley2 kernel: [28736.824201] hda_codec: ALC883: SKU not
ready 0x411111f0
Oct 10 14:09:39 bentley2 kernel: [28736.826133] BUG: unable to handle kernel
NULL pointer dereference at 00000002
Oct 10 14:09:39 bentley2 kernel: [28736.826139] IP: [<c12a5025>]
strcmp+0x15/0x30
Oct 10 14:09:39 bentley2 kernel: [28736.826150] *pde = 5e5e5067
Oct 10 14:09:39 bentley2 kernel: [28736.826154] Oops: 0000 [#1] SMP
Oct 10 14:09:39 bentley2 kernel: [28736.826159] Modules linked in:
snd_hda_codec_realtek snd_hda_intel(+) snd_hda_codec snd_hwdep snd_pcm
snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device
snd soundcore snd_page_alloc btrfs zlib_deflate libcrc32c ufs qnx4 hfsplus hfs
minix ntfs vfat msdos fat jfs xfs reiserfs ext2 usbhid hid rfcomm parport_pc
ppdev bnep dm_crypt nfsd nfs binfmt_misc lockd fscache auth_rpcgss nfs_acl
sunrpc nvidia(P) tifm_sd tifm_7xx1 btusb arc4 tifm_core pcmcia joydev iwl3945
bluetooth iwl_legacy yenta_socket pcmcia_rsrc mac80211 et131x(C) cfg80211
pcmcia_core psmouse serio_raw wmi mac_hid coretemp lp parport uvesafb
firewire_ohci firewire_core crc_itu_t sdhci_pci sdhci video [last unloaded: hid]
Oct 10 14:09:39 bentley2 kernel: [28736.826236]
Oct 10 14:09:39 bentley2 kernel: [28736.826240] Pid: 25245, comm: modprobe
Tainted: P C O 3.2.0-25-generic #40-Ubuntu LG Electronics
M1-KP65R1/ROCKY
Oct 10 14:09:39 bentley2 kernel: [28736.826247] EIP: 0060:[<c12a5025>] EFLAGS:
00010282 CPU: 0
Oct 10 14:09:39 bentley2 kernel: [28736.826251] EIP is at strcmp+0x15/0x30
Oct 10 14:09:39 bentley2 kernel: [28736.826254] EAX: 00000002 EBX: 00000002
ECX: 00000004 EDX: fbedd898
Oct 10 14:09:39 bentley2 kernel: [28736.826257] ESI: 00000002 EDI: fbedd898
EBP: dc51dd6c ESP: dc51dd64
Oct 10 14:09:39 bentley2 kernel: [28736.826260] DS: 007b ES: 007b FS: 00d8 GS:
00e0 SS: 0068
Oct 10 14:09:39 bentley2 kernel: [28736.826264] Process modprobe (pid: 25245,
ti=dc51c000 task=d52cd860 task.ti=dc51c000)
Oct 10 14:09:39 bentley2 kernel: [28736.826266] Stack:
Oct 10 14:09:39 bentley2 kernel: [28736.826269] 00000004 f32ff000 dc51dda4
fbec1b56 00000018 00000003 f32ff2c0 d5134870
Oct 10 14:09:39 bentley2 kernel: [28736.826278] 0019e000 00000005 d5134800
00000026 00000000 f32ff000 d5134800 fbec6b24
Oct 10 14:09:39 bentley2 kernel: [28736.826288] dc51ddc4 fbec2b55 00000000
d50952c0 f32ff2c0 d5134800 f32ff000 00000000
Oct 10 14:09:39 bentley2 kernel: [28736.826297] Call Trace:
Oct 10 14:09:39 bentley2 kernel: [28736.826307] [<fbec1b56>]
alc_auto_create_multi_out_ctls+0x96/0x1c0 [snd_hda_codec_realtek]
Oct 10 14:09:39 bentley2 kernel: [28736.826316] [<fbec2b55>]
alc_parse_auto_config+0x85/0x280 [snd_hda_codec_realtek]
Oct 10 14:09:39 bentley2 kernel: [28736.826324] [<fbec38be>]
patch_alc882+0x21e/0x320 [snd_hda_codec_realtek]
Oct 10 14:09:39 bentley2 kernel: [28736.826334] [<fa9a7a4f>]
snd_hda_codec_configure+0x5f/0x190 [snd_hda_codec]
Oct 10 14:09:39 bentley2 kernel: [28736.826342] [<f92ff610>] ?
azx_get_response+0x30/0x30 [snd_hda_intel]
Oct 10 14:09:39 bentley2 kernel: [28736.826348] [<f92ff010>] ?
azx_power_notify+0x70/0x70 [snd_hda_intel]
Oct 10 14:09:39 bentley2 kernel: [28736.826354] [<f92fefa0>] ?
azx_stop_chip+0x20/0x20 [snd_hda_intel]
Oct 10 14:09:39 bentley2 kernel: [28736.826360] [<f9300282>]
azx_probe+0x14e/0x212 [snd_hda_intel]
Oct 10 14:09:39 bentley2 kernel: [28736.826366] [<c12bdff7>]
local_pci_probe+0x47/0xb0
Oct 10 14:09:39 bentley2 kernel: [28736.826371] [<c12bf4b8>]
pci_device_probe+0x68/0x90
Oct 10 14:09:39 bentley2 kernel: [28736.826376] [<c1196487>] ?
sysfs_create_link+0x17/0x20
Oct 10 14:09:39 bentley2 kernel: [28736.826382] [<c136532d>]
really_probe+0x4d/0x150
Oct 10 14:09:39 bentley2 kernel: [28736.826387] [<c136ea09>] ?
pm_runtime_barrier+0x49/0xb0
Oct 10 14:09:39 bentley2 kernel: [28736.826391] [<c136556a>]
driver_probe_device+0x3a/0x60
Oct 10 14:09:39 bentley2 kernel: [28736.826395] [<c1365621>]
__driver_attach+0x91/0xa0
Oct 10 14:09:39 bentley2 kernel: [28736.826399] [<c1365590>] ?
driver_probe_device+0x60/0x60
Oct 10 14:09:39 bentley2 kernel: [28736.826403] [<c13646a9>]
bus_for_each_dev+0x49/0x70
Oct 10 14:09:39 bentley2 kernel: [28736.826407] [<c1365161>]
driver_attach+0x21/0x30
Oct 10 14:09:39 bentley2 kernel: [28736.826411] [<c1365590>] ?
driver_probe_device+0x60/0x60
Oct 10 14:09:39 bentley2 kernel: [28736.826415] [<c1364e3f>]
bus_add_driver+0x17f/0x260
Oct 10 14:09:39 bentley2 kernel: [28736.826420] [<c12bf4e0>] ?
pci_device_probe+0x90/0x90
Oct 10 14:09:39 bentley2 kernel: [28736.826424] [<c1365af6>]
driver_register+0x66/0x110
Oct 10 14:09:39 bentley2 kernel: [28736.826428] [<c12bf262>]
__pci_register_driver+0x42/0xc0
Oct 10 14:09:39 bentley2 kernel: [28736.826434] [<f911a017>]
alsa_card_azx_init+0x17/0x1000 [snd_hda_intel]
Oct 10 14:09:39 bentley2 kernel: [28736.826439] [<c1001125>]
do_one_initcall+0x35/0x170
Oct 10 14:09:39 bentley2 kernel: [28736.826444] [<f911a000>] ? 0xf9119fff
Oct 10 14:09:39 bentley2 kernel: [28736.826450] [<c108660d>]
sys_init_module+0xad/0x210
Oct 10 14:09:39 bentley2 kernel: [28736.826455] [<c1130fe3>] ?
sys_close+0x73/0xc0
Oct 10 14:09:39 bentley2 kernel: [28736.826461] [<c1577674>]
syscall_call+0x7/0xb
Oct 10 14:09:39 bentley2 kernel: [28736.826466] [<c1570000>] ?
scsi_unregister_device_handler.part.10+0x5b/0x8f
Oct 10 14:09:39 bentley2 kernel: [28736.826469] Code: 5d f4 8b 7d fc 89 ec 5d
c3 8d b6 00 00 00 00 8d bc 27 00 00 00 00 55 89 e5 83 ec 08 89 75 f8 89 7d fc
3e 8d 74 26 00 89 c6 89 d7 <ac> ae 75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 8b
75 f8 8b 7d
Oct 10 14:09:39 bentley2 kernel: [28736.826527] EIP: [<c12a5025>]
strcmp+0x15/0x30 SS:ESP 0068:dc51dd64
Oct 10 14:09:39 bentley2 kernel: [28736.826533] CR2: 0000000000000002
Oct 10 14:09:39 bentley2 kernel: [28736.826537] ---[ end trace ce403daec6b212e1
]---
Allegedly, no additional options to snd-hda-intel were supplied.
The device:
00:1b.0 Audio device: Intel Corporation N10/ICH 7 Family High Definition Audio
Controller (rev 02)
Subsystem: LG Electronics, Inc. Device 0040
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 11
Region 0: Memory at da400000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [50] Power Management version 2
Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [60] MSI: Enable- Count=1/1 Maskable- 64bit+
Address: 0000000000000000 Data: 0000
Capabilities: [70] Express (v1) Root Complex Integrated Endpoint, MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <64ns,
L1 <1us
ExtTag- RBE- FLReset-
DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
Unsupported-
RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop+
MaxPayload 128 bytes, MaxReadReq 128 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+
TransPend-
LnkCap: Port #0, Speed unknown, Width x0, ASPM unknown, Latency
L0 <64ns, L1 <1us
ClockPM- Surprise- LLActRep- BwNot-
LnkCtl: ASPM Disabled; Disabled- Retrain- CommClk-
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed unknown, Width x0, TrErr- Train- SlotClk-
DLActive- BWMgmt- ABWMgmt-
Capabilities: [100 v1] Virtual Channel
Caps: LPEVC=0 RefClk=100ns PATEntryBits=1
Arb: Fixed- WRR32- WRR64- WRR128-
Ctrl: ArbSelect=Fixed
Status: InProgress-
VC0: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+ ID=0 ArbSelect=Fixed TC/VC=01
Status: NegoPending- InProgress-
VC1: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
Arb: Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256-
Ctrl: Enable+ ID=1 ArbSelect=Fixed TC/VC=80
Status: NegoPending- InProgress-
Capabilities: [130 v1] Root Complex Link
Desc: PortNumber=0f ComponentID=02 EltType=Config
Link0: Desc: TargetPort=00 TargetComponent=02 AssocRCRB-
LinkType=MemMapped LinkValid+
Addr: 00000000fed1c000
Kernel modules: snd-hda-intel
Forward to upstream or whatever. I'd like to bring the sound back on my
Bentley.
Thanks.
** Affects: alsa-driver (Ubuntu)
Importance: Undecided
Status: New
** Tags: alsa alsa-driver kernel-bug oops
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https://bugs.launchpad.net/bugs/1067269
Title:
Oops during snd_hda_intel init
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