From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
To: "Yang, Libin" <libin.yang@intel.com>, Takashi Iwai <tiwai@suse.de>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
"broonie@kernel.org" <broonie@kernel.org>
Subject: Re: [PATCH v2 12/12] ASoC: SOF: Intel: hda-codec: fix memory allocation
Date: Thu, 23 May 2019 06:35:05 -0500 [thread overview]
Message-ID: <31702c41-aef4-712a-d11b-ee44e446a6cb@linux.intel.com> (raw)
In-Reply-To: <96A12704CE18D347B625EE2D4A099D19528416F0@SHSMSX103.ccr.corp.intel.com>
On 5/23/19 3:24 AM, Yang, Libin wrote:
> Hi Takashi,
>
>
>>> -----Original Message-----
>>> From: Takashi Iwai [mailto:tiwai@suse.de]
>>> Sent: Thursday, May 23, 2019 4:16 PM
>>> To: Yang, Libin <libin.yang@intel.com>
>>> Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>; alsa-
>>> devel@alsa-project.org; broonie@kernel.org
>>> Subject: Re: [alsa-devel] [PATCH v2 12/12] ASoC: SOF: Intel: hda-codec:
>>> fix memory allocation
>>>
>>> On Thu, 23 May 2019 10:03:03 +0200,
>>> Yang, Libin wrote:
>>>>
>>>> Please let me describe the issue here.
>>>>
>>>> The test case is:
>>>> 1) Unload module with script "sudo ./sof_remove.sh" ,
>>>> 2) reload module with script "sudo ./sof_insert.sh"
>>>>
>>>> After several rounds of removing and inserting kernel modules, system
>>>> will complain like below:
>>>> "BUG: unable to handle kernel paging request at 000000292a282031"
>>>
>>> Did you try some kernel debug options? It might show what went wrong.
>>
>> No, I haven't. I'm not sure which options I can use for this case. Could you
>> please give me some suggestions?
>
> BTW: I have enabled DEBUG_DEVRES. Are there any other options I can try?
There are already a set of kconfig fragments for debug, see
https://github.com/thesofproject/kconfig and select memory-debug-defconfig.
I guess I will need to require this test in the SOF CI, I really don't
get how this issue was not seen earlier. Gah.
next prev parent reply other threads:[~2019-05-23 11:35 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-22 16:21 [PATCH v2 00/12] ASoC: SOF: stability fixes Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 01/12] ASoC: SOF: core: remove DSP after unregistering machine driver Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 02/12] ASoC: SOF: core: remove snd_soc_unregister_component in case of error Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 03/12] ASoC: SOF: core: fix error handling with the probe workqueue Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 04/12] ASoC: SOF: pcm: remove runtime PM calls during pcm open/close Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 05/12] ASoC: SOF: pcm: clear hw_params_upon_resume flag correctly Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 06/12] ASoC: SOF: pcm: remove warning - initialize workqueue on open Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 07/12] ASoC: SOF: control: correct the copy size for bytes kcontrol put Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 08/12] ASoC: SOF: ipc: fix a race, leading to IPC timeouts Pierre-Louis Bossart
2019-05-23 6:34 ` [PATCH v3 " Guennadi Liakhovetski
2019-06-05 11:34 ` Mark Brown
2019-05-22 16:21 ` [PATCH v2 09/12] ASoC: SOF: Intel: hda: fix the hda init chip Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 10/12] ASoC: SOF: Intel: hda: use the defined ppcap functions Pierre-Louis Bossart
2019-06-06 21:27 ` Applied "ASoC: SOF: Intel: hda: use the defined ppcap functions" to the asoc tree Mark Brown
2019-05-22 16:21 ` [PATCH v2 11/12] ALSA: hdac: fix memory release for SST and SOF drivers Pierre-Louis Bossart
2019-05-22 16:21 ` [PATCH v2 12/12] ASoC: SOF: Intel: hda-codec: fix memory allocation Pierre-Louis Bossart
2019-05-23 4:10 ` Yang, Libin
2019-05-23 8:03 ` Yang, Libin
2019-05-23 8:15 ` Takashi Iwai
2019-05-23 8:21 ` Yang, Libin
2019-05-23 8:27 ` Takashi Iwai
2019-05-23 8:34 ` Yang, Libin
2019-06-03 9:10 ` Yang, Libin
2019-06-03 13:45 ` Pierre-Louis Bossart
2019-06-04 1:38 ` Yang, Libin
2019-06-04 1:21 ` Yang, Libin
2019-06-17 7:30 ` Yang, Libin
2019-05-23 8:24 ` Yang, Libin
2019-05-23 11:35 ` Pierre-Louis Bossart [this message]
2019-05-24 1:10 ` Yang, Libin
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