Look it happened again with the upstream kernel!
May 5 13:37:44 zfp kernel: [ 61.795795] general protection fault: 0000 [#1]
SMP
May 5 13:37:44 zfp kernel: [ 61.795822] Modules linked in:
snd_hda_codec_hdmi(+) joydev input_leds serio_raw snd_hda_codec_realtek iwlwifi
snd_hda_codec_generic snd_hda_intel thinkpad_acpi snd_hda_codec rtsx_pci_ms
cfg80211 snd_hda_core memstick nvram snd_hwdep lpc_ich mei_me snd_seq_midi mei
snd_seq_midi_event snd_pcm snd_rawmidi snd_seq snd_seq_device ie31200_edac
shpchp snd_timer edac_core snd soundcore mac_hid sch_fq_codel nfsd auth_rpcgss
nfs_acl lockd parport_pc grace ppdev sunrpc lp parport autofs4 algif_skcipher
af_alg dm_crypt hid_thingm hid_generic hid_logitech_hidpp hid_logitech_dj
usbhid hid rtsx_pci_sdmmc crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
aesni_intel aes_x86_64 lrw nouveau i915 gf128mul glue_helper ablk_helper cryptd
mxm_wmi ahci ttm libahci psmouse i2c_algo_bit drm_kms_helper e1000e syscopyarea
rtsx_pci sysfillrect sysimgblt fb_sys_fops ptp pps_core drm wmi fjes video
May 5 13:37:44 zfp kernel: [ 61.796218] CPU: 3 PID: 588 Comm: modprobe Not
tainted 4.6.0-040600rc6-generic #201605012031
May 5 13:37:44 zfp kernel: [ 61.796244] Hardware name: LENOVO
20AN006LUS/20AN006LUS, BIOS GLET77WW (2.31 ) 01/27/2015
May 5 13:37:44 zfp kernel: [ 61.796273] task: ffff8804266d2ac0 ti:
ffff8800a8810000 task.ti: ffff8800a8810000
May 5 13:37:44 zfp kernel: [ 61.796299] RIP: 0010:[<ffffffffc0266cb8>]
[<ffffffffc0266cb8>] i915_audio_component_get_eld+0x88/0x130 [i915]
May 5 13:37:44 zfp kernel: [ 61.796362] RSP: 0018:ffff8800a88139f8 EFLAGS:
00010282
May 5 13:37:44 zfp kernel: [ 61.796383] RAX: f852f845f857f851 RBX:
0000000000000100 RCX: ffff880425aa3d00
May 5 13:37:44 zfp kernel: [ 61.796410] RDX: f852f845f857f851 RSI:
0000000000000001 RDI: ffff880424fd9a58
May 5 13:37:44 zfp kernel: [ 61.796439] RBP: ffff8800a8813a28 R08:
0000000000000100 R09: ffffffffc0266c30
May 5 13:37:44 zfp kernel: [ 61.796467] R10: ffff8804298e8a10 R11:
ffff88042ab08780 R12: ffff8804298e8a10
May 5 13:37:44 zfp kernel: [ 61.796493] R13: ffff880424fd9a58 R14:
0000000000000000 R15: ffff880424fd0000
May 5 13:37:44 zfp kernel: [ 61.796517] FS: 00007f8170bb5700(0000)
GS:ffff88043e2c0000(0000) knlGS:0000000000000000
May 5 13:37:44 zfp kernel: [ 61.796547] CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033
May 5 13:37:44 zfp kernel: [ 61.796568] CR2: 00007f93bc5f1e98 CR3:
0000000426484000 CR4: 00000000001406e0
May 5 13:37:44 zfp kernel: [ 61.796595] Stack:
May 5 13:37:44 zfp kernel: [ 61.796604] 00000001c06409cb ffff880425a04000
ffff88042aa5a000 ffff8804298e89c8
May 5 13:37:44 zfp kernel: [ 61.796639] ffff8804298e8800 ffff880425a04330
ffff8800a8813a38 ffffffffc07049ac
May 5 13:37:44 zfp kernel: [ 61.796672] ffff8800a8813aa0 ffffffffc07158db
0000000027ec128d ffff88042ab096c0
May 5 13:37:44 zfp kernel: [ 61.796706] Call Trace:
May 5 13:37:44 zfp kernel: [ 61.796724] [<ffffffffc07049ac>]
snd_hdac_acomp_get_eld+0x3c/0x60 [snd_hda_core]
May 5 13:37:44 zfp kernel: [ 61.796754] [<ffffffffc07158db>]
hdmi_present_sense+0xab/0x3b0 [snd_hda_codec_hdmi]
May 5 13:37:44 zfp kernel: [ 61.796785] [<ffffffffc0716020>]
generic_hdmi_build_controls+0x150/0x1f0 [snd_hda_codec_hdmi]
May 5 13:37:44 zfp kernel: [ 61.796828] [<ffffffffc0803c3a>]
snd_hda_codec_build_controls+0x1ba/0x200 [snd_hda_codec]
May 5 13:37:44 zfp kernel: [ 61.796866] [<ffffffffc07fe477>]
hda_codec_driver_probe+0x87/0x100 [snd_hda_codec]
May 5 13:37:44 zfp kernel: [ 61.796900] [<ffffffff8155872c>]
driver_probe_device+0x22c/0x440
May 5 13:37:44 zfp kernel: [ 61.796927] [<ffffffff81558a11>]
__driver_attach+0xd1/0xf0
May 5 13:37:44 zfp kernel: [ 61.796951] [<ffffffff81558940>] ?
driver_probe_device+0x440/0x440
May 5 13:37:44 zfp kernel: [ 61.796972] [<ffffffff815561cc>]
bus_for_each_dev+0x6c/0xc0
May 5 13:37:44 zfp kernel: [ 61.796994] [<ffffffff81557e0e>]
driver_attach+0x1e/0x20
May 5 13:37:44 zfp kernel: [ 61.797014] [<ffffffff8155789b>]
bus_add_driver+0x1eb/0x280
May 5 13:37:44 zfp kernel: [ 61.797037] [<ffffffffc071f000>] ?
0xffffffffc071f000
May 5 13:37:44 zfp kernel: [ 61.797057] [<ffffffff81559390>]
driver_register+0x60/0xe0
May 5 13:37:44 zfp kernel: [ 61.797085] [<ffffffffc07fe0da>]
__hda_codec_driver_register+0x5a/0x60 [snd_hda_codec]
May 5 13:37:44 zfp kernel: [ 61.797117] [<ffffffffc071f01e>]
hdmi_driver_init+0x1e/0x1000 [snd_hda_codec_hdmi]
May 5 13:37:44 zfp kernel: [ 61.797147] [<ffffffff81002123>]
do_one_initcall+0xb3/0x200
May 5 13:37:44 zfp kernel: [ 61.797170] [<ffffffff811b5e2a>] ?
kvfree+0x2a/0x40
May 5 13:37:44 zfp kernel: [ 61.797193] [<ffffffff811fa886>] ?
kmem_cache_alloc_trace+0x176/0x1e0
May 5 13:37:44 zfp kernel: [ 61.797221] [<ffffffff81193136>]
do_init_module+0x5f/0x1df
May 5 13:37:44 zfp kernel: [ 61.797244] [<ffffffff8110e148>]
load_module+0x16a8/0x1c40
May 5 13:37:44 zfp kernel: [ 61.797267] [<ffffffff8110a800>] ?
__symbol_put+0x60/0x60
May 5 13:37:44 zfp kernel: [ 61.797292] [<ffffffff8139a98d>] ?
ima_post_read_file+0x7d/0xa0
May 5 13:37:44 zfp kernel: [ 61.797314] [<ffffffff8110e956>]
SYSC_finit_module+0xe6/0x120
May 5 13:37:44 zfp kernel: [ 61.797335] [<ffffffff8110e9ae>]
SyS_finit_module+0xe/0x10
May 5 13:37:44 zfp kernel: [ 61.797358] [<ffffffff818408b6>]
entry_SYSCALL_64_fastpath+0x1e/0xa8
May 5 13:37:44 zfp kernel: [ 61.797383] Code: 95 06 41 be 00 00 00 00 75 1a
4c 89 ef e8 a1 7b 5d c1 48 83 c4 08 44 89 f0 5b 41 5c 41 5d 41 5e 41 5f 5d c3
48 8b 81 20 0b 00 00 <0f> b6 90 c2 02 00 00 48 8d b0 c0 02 00 00 44 8d 34 95 04
00 00
May 5 13:37:44 zfp kernel: [ 61.797538] RIP [<ffffffffc0266cb8>]
i915_audio_component_get_eld+0x88/0x130 [i915]
May 5 13:37:44 zfp kernel: [ 61.797590] RSP <ffff8800a88139f8>
May 5 13:37:44 zfp kernel: [ 61.806101] ---[ end trace 338ace8558257865 ]---
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
** Tags added: kernel-bug-exists-upstream
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https://bugs.launchpad.net/bugs/1576764
Title:
Kernel bug caused by XRandR / Video Drivers
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