linux-kernel - Re: [PATCH 6.1 00/97] 6.1.138-rc1 review

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Message-ID: <2a83d6a6-9e80-4c78-94a6-5dedd3326367@nvidia.com>
Date: Thu, 8 May 2025 10:48:43 +0100
From: Jon Hunter <jonathanh@...dia.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: patches@...ts.linux.dev, linux-kernel@...r.kernel.org,
 torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
 linux@...ck-us.net, shuah@...nel.org, patches@...nelci.org,
 lkft-triage@...ts.linaro.org, pavel@...x.de, f.fainelli@...il.com,
 sudipm.mukherjee@...il.com, srw@...dewatkins.net, rwarsow@....de,
 conor@...nel.org, hargar@...rosoft.com, broonie@...nel.org,
 linux-tegra@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH 6.1 00/97] 6.1.138-rc1 review

Hi Greg,

On 08/05/2025 10:45, Jon Hunter wrote:
> On Wed, 07 May 2025 20:38:35 +0200, Greg Kroah-Hartman wrote:
>> This is the start of the stable review cycle for the 6.1.138 release.
>> There are 97 patches in this series, all will be posted as a response
>> to this one.  If anyone has any issues with these being applied, please
>> let me know.
>>
>> Responses should be made by Fri, 09 May 2025 18:37:41 +0000.
>> Anything received after that time might be too late.
>>
>> The whole patch series can be found in one patch at:
>> 	https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-6.1.138-rc1.gz
>> or in the git tree and branch at:
>> 	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.1.y
>> and the diffstat can be found below.
>>
>> thanks,
>>
>> greg k-h
> 
> Failures detected for Tegra ...
> 
> Test results for stable-v6.1:
>      10 builds:	10 pass, 0 fail
>      28 boots:	28 pass, 0 fail
>      115 tests:	109 pass, 6 fail
> 
> Linux version:	6.1.138-rc1-gca7b19b902b8
> Boards tested:	tegra124-jetson-tk1, tegra186-p2771-0000,
>                  tegra186-p3509-0000+p3636-0001, tegra194-p2972-0000,
>                  tegra194-p3509-0000+p3668-0000, tegra20-ventana,
>                  tegra210-p2371-2180, tegra210-p3450-0000,
>                  tegra30-cardhu-a04
> 
> Test failures:	tegra186-p2771-0000: cpu-hotplug
>                  tegra194-p2972-0000: pm-system-suspend.sh
>                  tegra210-p2371-2180: cpu-hotplug
>                  tegra210-p3450-0000: cpu-hotplug


I am seeing some crashes like the following ...

[  212.540298] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
[  212.549130] Mem abort info:
[  212.552008]   ESR = 0x0000000096000004
[  212.555822]   EC = 0x25: DABT (current EL), IL = 32 bits
[  212.561151]   SET = 0, FnV = 0
[  212.564213]   EA = 0, S1PTW = 0
[  212.567361]   FSC = 0x04: level 0 translation fault
[  212.572246] Data abort info:
[  212.575137]   ISV = 0, ISS = 0x00000004
[  212.578980]   CM = 0, WnR = 0
[  212.581945] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000103824000
[  212.588394] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
[  212.595199] Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP
[  212.601465] Modules linked in: snd_soc_tegra210_mixer snd_soc_tegra210_ope snd_soc_tegra186_asrc snd_soc_tegra210_adx snd_soc_tegra210_amx snd_soc_tegra210_mvc snd_soc_tegra210_sfc snd_soc_tegra210_admaif snd_soc_tegra186_dspk snd_soc_tegra210_dmic snd_soc_tegra_pcm snd_soc_tegra210_i2s tegra_drm drm_dp_aux_bus cec drm_display_helper drm_kms_helper snd_soc_tegra210_ahub tegra210_adma drm snd_soc_tegra_audio_graph_card snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils at24 tegra_bpmp_thermal tegra_aconnect snd_hda_codec_hdmi snd_hda_tegra snd_hda_codec snd_hda_core tegra_xudc host1x ina3221 ip_tables x_tables ipv6
[  212.657003] CPU: 0 PID: 44 Comm: kworker/0:1 Tainted: G S                 6.1.138-rc1-gca7b19b902b8 #1
[  212.666306] Hardware name: NVIDIA Jetson TX2 Developer Kit (DT)
[  212.672221] Workqueue: events work_for_cpu_fn
[  212.676588] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[  212.683546] pc : percpu_ref_put_many.constprop.0+0x18/0xe0
[  212.689036] lr : percpu_ref_put_many.constprop.0+0x18/0xe0
[  212.694520] sp : ffff80000a5fbc70
[  212.697832] x29: ffff80000a5fbc70 x28: ffff800009ba3750 x27: 0000000000000000
[  212.704970] x26: 0000000000000001 x25: 0000000000000028 x24: 0000000000000000
[  212.712105] x23: ffff8001eb1a1000 x22: 0000000000000001 x21: 0000000000000000
[  212.719240] x20: 0000000000000000 x19: 0000000000000000 x18: ffffffffffffffff
[  212.726376] x17: 00000000000000a1 x16: 0000000000000001 x15: fffffc0002017800
[  212.733510] x14: 00000000fffffffe x13: dead000000000100 x12: dead000000000122
[  212.740645] x11: 0000000000000001 x10: 00000000f0000080 x9 : 0000000000000000
[  212.747780] x8 : ffff80000a5fbc98 x7 : 00000000ffffffff x6 : ffff80000a19c410
[  212.754914] x5 : ffff0001f4d44750 x4 : 0000000000000000 x3 : 0000000000000000
[  212.762048] x2 : ffff8001eb1a1000 x1 : ffff000080a48ec0 x0 : 0000000000000001
[  212.769184] Call trace:
[  212.771628]  percpu_ref_put_many.constprop.0+0x18/0xe0
[  212.776769]  memcg_hotplug_cpu_dead+0x60/0x90
[  212.781127]  cpuhp_invoke_callback+0x118/0x230
[  212.785574]  _cpu_down+0x180/0x3b0
[  212.788981]  __cpu_down_maps_locked+0x18/0x30
[  212.793339]  work_for_cpu_fn+0x1c/0x30
[  212.797086]  process_one_work+0x1cc/0x320
[  212.801097]  worker_thread+0x2c8/0x450
[  212.804846]  kthread+0x10c/0x110
[  212.808075]  ret_from_fork+0x10/0x20
[  212.811657] Code: 910003fd f9000bf3 aa0003f3 97f9c873 (f9400260)
[  212.817745] ---[ end trace 0000000000000000 ]---

I will kick off a bisect now.

Jon

-- 
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