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From: "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>
To: Christoph Hellwig <hch@lst.de>
Cc: alsa-devel@alsa-project.org, bp@alien8.de, hch@infradead.org,
	hpa@zytor.com, linux-kernel@vger.kernel.org, mingo@redhat.com,
	Pavel Machek <pavel@ucw.cz>,
	perex@perex.cz, rientjes@google.com, tglx@linutronix.de,
	tiwai@suse.com, x86@kernel.org
Subject: Re: next-0519 on thinkpad x60: sound related? window manager crash
Date: Mon, 08 Jun 2020 09:53:30 -0400
Message-ID: <1591624340.z01ejtod28.none@localhost> (raw)
In-Reply-To: <20200608061950.GA17476@lst.de>

Excerpts from Christoph Hellwig's message of June 8, 2020 2:19 am:
> Can you do a listing using gdb where this happens?
> 
> gdb vmlinux
> 
> l *(snd_pcm_hw_params+0x3f3)
> 
> ?
> 

(gdb) l *(snd_pcm_hw_params+0x3f3)
0xffffffff817efc85 is in snd_pcm_hw_params (.../linux/sound/core/pcm_native.c:749).
744             while (runtime->boundary * 2 <= LONG_MAX - runtime->buffer_size)
745                     runtime->boundary *= 2;
746
747             /* clear the buffer for avoiding possible kernel info leaks */
748             if (runtime->dma_area && !substream->ops->copy_user)
749                     memset(runtime->dma_area, 0, runtime->dma_bytes);
750
751             snd_pcm_timer_resolution_change(substream);
752             snd_pcm_set_state(substream, SNDRV_PCM_STATE_SETUP);
753

  reply index

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-20 11:11 Pavel Machek
2020-05-20 11:37 ` Takashi Iwai
2020-05-20 11:39   ` Pavel Machek
2020-05-20 11:43     ` Takashi Iwai
2020-06-07 15:58 ` Alex Xu (Hello71)
2020-06-07 16:38   ` 82fef0ad811f "x86/mm: unencrypted non-blocking DMA allocations use coherent pools" was " Pavel Machek
2020-06-07 19:41     ` David Rientjes
2020-06-07 22:53       ` Alex Xu (Hello71)
2020-06-08  0:57         ` David Rientjes
2020-06-08  2:13           ` Alex Xu (Hello71)
2020-06-08  6:19   ` Christoph Hellwig
2020-06-08 13:53     ` Alex Xu (Hello71) [this message]
2020-06-09  2:31       ` David Rientjes
2020-06-09  5:43         ` Christoph Hellwig
2020-06-09  8:05           ` Takashi Iwai
2020-06-09  8:43             ` Christoph Hellwig
2020-06-09  9:09               ` Takashi Iwai
2020-06-09  9:17                 ` Christoph Hellwig
2020-06-09  9:31                   ` Takashi Iwai
2020-06-09 11:02                     ` Takashi Iwai
2020-06-09 11:31                     ` Christoph Hellwig
2020-06-09 11:38                       ` Takashi Iwai
2020-06-09 11:40                         ` Christoph Hellwig
2020-06-09 11:45                           ` Takashi Iwai
2020-06-09 11:49                             ` Christoph Hellwig
2020-06-09 13:16                               ` Jaroslav Kysela
2020-06-10  5:26           ` David Rientjes
2020-06-10  7:14             ` Christoph Hellwig
2020-06-09 11:47       ` Christoph Hellwig
2020-06-09 15:12         ` Takashi Iwai
     [not found]           ` <<s5hr1uogtna.wl-tiwai@suse.de>
2020-06-11 14:51             ` Alex Xu (Hello71)
2020-06-11 17:11               ` Takashi Iwai
2020-06-13 16:25                 ` Alex Xu (Hello71)
2020-06-14  9:54                   ` Takashi Iwai
2020-06-14 12:07                     ` Alex Xu (Hello71)
2020-06-14 15:40                       ` Takashi Iwai
2020-06-11 14:51         ` Alex Xu (Hello71)
     [not found] <20200520110900.GA8203@amd>
2020-05-21  7:41 ` Pavel Machek

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