From: poma <pomidorabelisima@gmail.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>,
Clemens Ladisch <clemens@ladisch.de>,
Mailing-List fedora-kernel <kernel@lists.fedoraproject.org>,
Dan Williams <dan.j.williams@intel.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Sander Eikelenboom <linux@eikelenboom.it>,
Dave Jones <davej@redhat.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Francois Romieu <romieu@fr.zoreil.com>,
Eric Dumazet <eric.dumazet@gmail.com>,
Wei Liu <wei.liu2@citrix.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: debug_dma_assert_idle - snd_hda_intel - cpu touching an active dma mapped cacheline
Date: Sun, 11 May 2014 12:02:50 +0200 [thread overview]
Message-ID: <536F4ACA.3040300@gmail.com> (raw)
In-Reply-To: <536A0777.1050407@gmail.com>
------------[ cut here ]------------
WARNING: CPU: 2 PID: 628 at lib/dma-debug.c:593 debug_dma_assert_idle+0x159/0x1d0()
snd_hda_intel 0000:00:07.0: DMA-API: cpu touching an active dma mapped cacheline [cln=0x03074000]
CPU: 2 PID: 628 Comm: lightdm Not tainted 3.15.0-0.rc5.git0.1.fc21.i686+debug #1
Call Trace:
[<c0ae737d>] dump_stack+0x48/0x60
[<c04547b2>] warn_slowpath_common+0x82/0xa0
[<c0754d99>] ? debug_dma_assert_idle+0x159/0x1d0
[<c0754d99>] ? debug_dma_assert_idle+0x159/0x1d0
[<c045480e>] warn_slowpath_fmt+0x3e/0x60
[<c0754d99>] debug_dma_assert_idle+0x159/0x1d0
[<c058a149>] ? anon_vma_prepare+0x29/0x140
[<c057e56e>] do_wp_page+0xce/0x890
[<c0580b72>] handle_mm_fault+0x662/0xb70
[<c0af3667>] __do_page_fault+0x1a7/0x5d0
[<c04e1057>] ? SyS_futex+0x97/0x180
[<c04b1b00>] ? trace_hardirqs_on_caller+0x1c0/0x1e0
[<c04b1a7c>] ? trace_hardirqs_on_caller+0x13c/0x1e0
[<c0af3a90>] ? __do_page_fault+0x5d0/0x5d0
[<c0af3aaa>] do_page_fault+0x1a/0x20
[<c0af0484>] error_code+0x6c/0x74
---[ end trace b400a64c04aed387 ]---
Mapped at:
[<c0752e42>] debug_dma_alloc_coherent+0x22/0x70
[<f80c3e90>] snd_dma_alloc_pages+0x170/0x260 [snd_pcm]
[<f80c3fe2>] snd_dma_alloc_pages_fallback+0x62/0x90 [snd_pcm]
[<f80c43b0>] snd_malloc_sgbuf_pages+0xf0/0x211 [snd_pcm]
[<f80c3f23>] snd_dma_alloc_pages+0x203/0x260 [snd_pcm]
poma
next prev parent reply other threads:[~2014-05-11 10:02 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-16 22:18 debug_dma_assert_idle - snd_hda_intel - cpu touching an active dma mapped cacheline poma
2014-04-17 7:40 ` Clemens Ladisch
2014-04-17 17:18 ` poma
2014-04-23 0:53 ` poma
2014-04-23 5:33 ` poma
2014-05-01 5:07 ` poma
2014-05-06 1:57 ` poma
2014-05-07 10:14 ` poma
2014-05-11 10:02 ` poma [this message]
2014-08-30 0:48 ` debug_dma_assert_idle - ahci " poma
2014-09-18 2:55 ` debug_dma_assert_idle - ohci " poma
2014-05-01 17:24 ` debug_dma_assert_idle - snd_hda_intel " Dan Williams
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