From: Dave Jones <davej@redhat.com>
To: daniel.vetter@ffwll.ch
Cc: intel-gfx@lists.freedesktop.org,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: 'power well on' trace in Linus current tree.
Date: Fri, 13 Dec 2013 10:09:59 -0500 [thread overview]
Message-ID: <20131213150959.GA28763@redhat.com> (raw)
I left this on overnight, and this morning this was in the log.
Dave
WARNING: CPU: 1 PID: 131 at drivers/gpu/drm/i915/intel_display.c:6309 hsw_enable_pc8_work+0x6a9/0x6d0()
Power well on
Modules linked in: tun hidp bnep rfcomm can_raw can_bcm caif_socket caif phonet af_rxrpc bluetooth can llc2 pppoe pppox ppp_generic slhc af_key rose netrom snd_seq_dummy ipt_ULOG nfnetlink nfc af_802154 irda crc_ccitt rds scsi_transport_iscsi x25 atm appletalk ipx p8023 psnap p8022 llc ax25 cfg80211 rfkill snd_hda_codec_hdmi xfs snd_hda_codec_realtek snd_hda_intel snd_hda_codec coretemp snd_hwdep hwmon snd_seq snd_seq_device x86_pkg_temp_thermal snd_pcm libcrc32c snd_page_alloc e1000e snd_timer snd kvm_intel kvm crct10dif_pclmul crc32c_intel ghash_clmulni_intel shpchp serio_raw pcspkr ptp usb_debug soundcore microcode pps_core
CPU: 1 PID: 131 Comm: kworker/1:2 Not tainted 3.13.0-rc3+ #3
Workqueue: events hsw_enable_pc8_work
ffffffff81a98b80 ffff88023d185c98 ffffffff8174cfd8 ffff88023d185ce0
ffff88023d185cd0 ffffffff8105414d ffff88023e28d5f8 ffff88023e288000
ffff88024155ef50 ffff88024155ef58 0000000000000080 ffff88023d185d30
Call Trace:
[<ffffffff8174cfd8>] dump_stack+0x4e/0x7a
[<ffffffff8105414d>] warn_slowpath_common+0x7d/0xa0
[<ffffffff810541bc>] warn_slowpath_fmt+0x4c/0x50
[<ffffffff81493339>] hsw_enable_pc8_work+0x6a9/0x6d0
[<ffffffff81076611>] process_one_work+0x211/0x6f0
[<ffffffff810765a5>] ? process_one_work+0x1a5/0x6f0
[<ffffffff81076c0b>] worker_thread+0x11b/0x3a0
[<ffffffff81076af0>] ? process_one_work+0x6f0/0x6f0
[<ffffffff8107f55f>] kthread+0xff/0x120
[<ffffffff8107f460>] ? insert_kthread_work+0x80/0x80
[<ffffffff817608ac>] ret_from_fork+0x7c/0xb0
[<ffffffff8107f460>] ? insert_kthread_work+0x80/0x80
---[ end trace 23d69c0f014b7eb8 ]---
00:02.0 8086:0412 VGA compatible controller: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller (rev 06)
next reply other threads:[~2013-12-13 16:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-13 15:09 Dave Jones [this message]
2013-12-13 17:37 ` 'power well on' trace in Linus current tree Paulo Zanoni
2013-12-13 17:37 ` [Intel-gfx] " Paulo Zanoni
2013-12-13 17:46 ` Daniel Vetter
2013-12-13 17:46 ` [Intel-gfx] " Daniel Vetter
2013-12-13 19:46 ` [PATCH] drm/i915: get a PC8 reference when enabling the power well Paulo Zanoni
2013-12-13 20:36 ` Daniel Vetter
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