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Date: Tue, 29 Sep 2015 15:37:42 +0800
From: kernel test robot <ying.huang@...ux.intel.com>
TO: Gustavo Padovan <gustavo.padovan@...labora.co.uk>
CC: Daniel Vetter <daniel.vetter@...ll.ch>
Subject: [lkp] [drm] bcfe0c0954: WARNING: CPU: 2 PID: 163 at
drivers/gpu/drm/drm_drv.c:570 drm_dev_alloc+0x257/0x320 [drm]()
FYI, we noticed the below changes on
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
commit bcfe0c0954f3336c44993e5ce444e09ad6087637 ("drm: WARN_ON if a modeset driver uses legacy suspend/resume helpers")
<4>[ 79.367388] ------------[ cut here ]------------
<4>[ 79.372114] WARNING: CPU: 2 PID: 163 at drivers/gpu/drm/drm_drv.c:570 drm_dev_alloc+0x257/0x320 [drm]()
<4>[ 79.383475] Modules linked in: x86_pkg_temp_thermal coretemp eeepc_wmi kvm_intel asus_wmi kvm sparse_keymap rfkill ppdev crct10dif_pclmul crc32_pclmul crc32c_intel i915(+) snd_hda_intel snd_hda_codec
<6>[ 79.401550] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC892: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
<6>[ 79.401552] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
<6>[ 79.401553] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
<6>[ 79.401554] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0
<6>[ 79.401555] snd_hda_codec_realtek hdaudioC0D0: dig-out=0x11/0x1e
<6>[ 79.401556] snd_hda_codec_realtek hdaudioC0D0: inputs:
<6>[ 79.401558] snd_hda_codec_realtek hdaudioC0D0: Front Mic=0x19
<6>[ 79.401560] snd_hda_codec_realtek hdaudioC0D0: Rear Mic=0x18
<6>[ 79.401561] snd_hda_codec_realtek hdaudioC0D0: Line=0x1a
<4>[ 79.465004] snd_hda_core<6>[ 79.466327] input: HDA Intel PCH Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input8
<6>[ 79.466387] input: HDA Intel PCH Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
<6>[ 79.466438] input: HDA Intel PCH Line as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
<6>[ 79.466486] input: HDA Intel PCH Line Out Front as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11
<6>[ 79.466535] input: HDA Intel PCH Line Out Surround as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12
<6>[ 79.466583] input: HDA Intel PCH Line Out CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card0/input13
<6>[ 79.466631] input: HDA Intel PCH Line Out Side as /devices/pci0000:00/0000:00:1b.0/sound/card0/input14
<6>[ 79.466679] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input15
<6>[ 79.466728] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input16
<4>[ 79.551884] ghash_clmulni_intel snd_hwdep pata_via aesni_intel lrw snd_pcm gf128mul ata_piix drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops glue_helper ablk_helper cryptd snd_timer i2c_i801 microcode snd pcspkr libata serio_raw soundcore drm shpchp wmi parport_pc parport tpm_infineon video
<4>[ 79.551885] CPU: 2 PID: 163 Comm: systemd-udevd Not tainted 4.2.0-rc8-01410-gbcfe0c0 #1
<4>[ 79.551886] Hardware name: System manufacturer System Product Name/P8H67-M PRO, BIOS 1002 04/01/2011
<4>[ 79.551887] ffffffffa009d370 ffff8801bdb179e8 ffffffff8189e2e9 0000000000000001
<4>[ 79.551888] 0000000000000000 ffff8801bdb17a28 ffffffff8107348a ffff8801bdb17a38
<4>[ 79.551889] ffff8801bd583000 0000000000000000 ffffffffa03bb100 ffffffffa03bb100
<4>[ 79.551890] Call Trace:
<4>[ 79.551895] [<ffffffff8189e2e9>] dump_stack+0x4c/0x65
<4>[ 79.551898] [<ffffffff8107348a>] warn_slowpath_common+0x8a/0xc0
<4>[ 79.551900] [<ffffffff8107357a>] warn_slowpath_null+0x1a/0x20
<4>[ 79.551908] [<ffffffffa006f647>] drm_dev_alloc+0x257/0x320 [drm]
<4>[ 79.551915] [<ffffffffa0071ddb>] drm_get_pci_dev+0x3b/0x1e0 [drm]
<4>[ 79.551932] [<ffffffffa02d0234>] i915_pci_probe+0x34/0x50 [i915]
<4>[ 79.551934] [<ffffffff81442925>] local_pci_probe+0x45/0xa0
<4>[ 79.551936] [<ffffffff81443bae>] ? pci_match_device+0xfe/0x120
<4>[ 79.551937] [<ffffffff81443cd7>] pci_device_probe+0xc7/0x120
<4>[ 79.551939] [<ffffffff81545dd6>] driver_probe_device+0x1f6/0x460
<4>[ 79.551940] [<ffffffff815460d0>] __driver_attach+0x90/0xa0
<4>[ 79.551941] [<ffffffff81546040>] ? driver_probe_device+0x460/0x460
<4>[ 79.551942] [<ffffffff81543ad4>] bus_for_each_dev+0x64/0xa0
<4>[ 79.551943] [<ffffffff815457ae>] driver_attach+0x1e/0x20
<4>[ 79.551944] [<ffffffff81545321>] bus_add_driver+0x1f1/0x290
<4>[ 79.551945] [<ffffffff81546ab0>] driver_register+0x60/0xe0
<4>[ 79.551946] [<ffffffff814421bc>] __pci_register_driver+0x4c/0x50
<4>[ 79.551951] [<ffffffffa0072060>] drm_pci_init+0xe0/0x110 [drm]
<4>[ 79.551952] [<ffffffffa03ea000>] ? 0xffffffffa03ea000
<4>[ 79.551964] [<ffffffffa03ea0a7>] i915_init+0xa7/0xaf [i915]
<4>[ 79.551966] [<ffffffff81002123>] do_one_initcall+0xb3/0x1d0
<4>[ 79.551968] [<ffffffff811bf8c0>] ? kmem_cache_alloc_trace+0x1d0/0x220
<4>[ 79.551970] [<ffffffff8189afea>] ? do_init_module+0x28/0x1ea
<4>[ 79.551971] [<ffffffff8189b023>] do_init_module+0x61/0x1ea
<4>[ 79.551973] [<ffffffff810f8bdc>] load_module+0x213c/0x2580
<4>[ 79.551974] [<ffffffff810f4cf0>] ? __symbol_put+0x40/0x40
<4>[ 79.551976] [<ffffffff810f9220>] SyS_finit_module+0x80/0xb0
<4>[ 79.551978] [<ffffffff818a5e2e>] entry_SYSCALL_64_fastpath+0x12/0x71
<4>[ 79.551979] ---[ end trace af4d150ad5fde0f9 ]---
To reproduce:
git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml
Thanks,
Ying Huang
View attachment "config-4.2.0-rc8-01410-gbcfe0c0" of type "text/plain" (139902 bytes)
Download attachment "kmsg.xz" of type "application/x-xz" (23400 bytes)
View attachment "job.yaml" of type "text/plain" (2610 bytes)
View attachment "reproduce" of type "text/plain" (3150 bytes)
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