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From:   Naresh Kamboju <naresh.kamboju@linaro.org>
Date:   Tue, 10 Aug 2021 15:15:26 +0530
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Subject: Re: [GIT PULL FOR v5.15] v2: Various fixes and enhancements
To:     Robert Foss <robert.foss@linaro.org>,
        Hans Verkuil <hverkuil@xs4all.nl>
Cc:     Linux Media Mailing List <linux-media@vger.kernel.org>,
        Benjamin Gaignard <benjamin.gaignard@linaro.org>,
        Ezequiel Garcia <ezequiel@collabora.com>,
        Irui Wang <irui.wang@mediatek.com>,
        =?UTF-8?Q?Jernej_=C5=A0krabec?= <jernej.skrabec@gmail.com>,
        open list <linux-kernel@vger.kernel.org>,
        lkft-triage@lists.linaro.org,
        Linux-Next Mailing List <linux-next@vger.kernel.org>,
        Stephen Rothwell <sfr@canb.auug.org.au>,
        Mark Brown <broonie@kernel.org>
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[Please ignore this if it is already reported]
The following kernel crash "Internal error: Oops:" found while booting the arm64
Dragonboard 845c device.

Our bisect scripts are still running to bisect the first bad commit.
However, I would like to report on suspecting sub-systems patch set

On Thu, 5 Aug 2021 at 15:48, Hans Verkuil <hverkuil@xs4all.nl> wrote:

> Robert Foss (4):
>       media: camss: vfe: Don't read hardware version needlessly
>       media: camss: vfe: Decrease priority of of VFE HW version to 'dbg'
>       media: camss: vfe: Remove vfe_hw_version_read() argument
>       media: camss: vfe: Rework vfe_hw_version_read() function definition

[    8.296907] Unable to handle kernel NULL pointer dereference at
virtual address 0000000000000000
[    8.305943] Mem abort info:
[    8.307150] Bluetooth: Core ver 2.22
[    8.308784]   ESR = 0x96000004
[    8.308787]   EC = 0x25: DABT (current EL), IL = 32 bits
[    8.308790]   SET = 0, FnV = 0
[    8.308792]   EA = 0, S1PTW = 0
[    8.308794]   FSC = 0x04: level 0 translation fault
[    8.308796] Data abort info:
[    8.308798]   ISV = 0, ISS = 0x00000004
[    8.313982] NET: Registered PF_BLUETOOTH protocol family
[    8.315502]   CM = 0, WnR = 0
[    8.320889] Bluetooth: HCI device and connection manager initialized
[    8.323948] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000107162000
[    8.323952] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
[    8.323959] Internal error: Oops: 96000004 [#1] PREEMPT SMP
[    8.323963] Modules linked in: gpu_sched(+) bluetooth(+)
reset_qcom_pdc drm_kms_helper i2c_qcom_geni(+) qcom_camss
spi_geni_qcom videobuf2_dma_sg venus_core v4l2_fwnode v4l2_async
v4l2_mem2mem
[    8.327174] Bluetooth: HCI socket layer initialized
[    8.332068]  videobuf2_memops videobuf2_v4l2 camcc_sdm845
videobuf2_common qcom_rng i2c_qcom_cci ath10k_snoc ath10k_core
xhci_pci ath qcom_q6v5_mss qrtr xhci_pci_renesas mac80211
qcom_q6v5_pas ns qcom_pil_info qcom_q6v5 slim_qcom_ngd_ctrl
pdr_interface qcom_sysmon cfg80211 qcom_common display_connector
qcom_glink_smem icc_osm_l3 rfkill slimbus qcom_wdt qmi_helpers
mdt_loader socinfo drm rmtfs_mem fuse
[    8.332103] CPU: 6 PID: 9 Comm: kworker/u16:1 Not tainted
5.14.0-rc5-next-20210809 #1
[    8.332107] Hardware name: Thundercomm Dragonboard 845c (DT)
[    8.332109] Workqueue: events_unbound deferred_probe_work_func
[    8.332120] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    8.335040] Bluetooth: L2CAP socket layer initialized
[    8.337046] i2c 10-003b: Fixing up cyclic dependency with hdmi-out
[    8.342391] pc : vfe_hw_version+0x20/0x80 [qcom_camss]
[    8.342405] lr : msm_vfe_subdev_init+0x8c/0x4d0 [qcom_camss]
[    8.342415] sp : ffff80001009ba20
[    8.342416] x29: ffff80001009ba20 x28: ffff330f84ea6000 x27: 0000000000000004
[    8.347824] Bluetooth: SCO socket layer initialized
[    8.350763]
[    8.350764] x26: 0000000000000003 x25: ffff330f8ea00080 x24: 0000000000000000
[    8.350767] x23: ffff330f84ea6000 x22: ffff330f80f5b010 x21: ffffd62954d86828
[    8.350770] x20: ffff330f80f5b000 x19: 0000000000000000 x18: 0000000000000000
[    8.350773] x17: 0000000000000000 x16: ffffd6298befc0e0 x15: 0000000000000000
[    8.350776] x14: 0000000000000000 x13: 7367616c665f746e x12: 69617274736e6f63
[    8.350779] x11: ffff330f80400000 x10: 0000000000000000 x9 : ffffd62954d811b0
[    8.350782] x8 : 0101010101010101 x7 : ffffd62954d7d814 x6 : ffffd62954d80f80
[    8.350785] x5 : ffff330f8ea03080 x4 : ffff330f8ea03640 x3 : ffffd62954d7d720
[    8.557091] x2 : 0000000000000003 x1 : ffffd62954d7dae0 x0 : ffff330f8ea00080
[    8.564282] Call trace:
[    8.566749]  vfe_hw_version+0x20/0x80 [qcom_camss]
[    8.571599]  msm_vfe_subdev_init+0x8c/0x4d0 [qcom_camss]
[    8.576956]  camss_probe+0x358/0xd60 [qcom_camss]
[    8.581710]  platform_probe+0x74/0xf0
[    8.585400]  really_probe+0xc4/0x470
[    8.589003]  __driver_probe_device+0x11c/0x190
[    8.593477]  driver_probe_device+0x48/0x110
[    8.597694]  __device_attach_driver+0xa4/0x140
[    8.602173]  bus_for_each_drv+0x84/0xe0
[    8.606038]  __device_attach+0xe4/0x1c0
[    8.609904]  device_initial_probe+0x20/0x30
[    8.614118]  bus_probe_device+0xa4/0xb0
[    8.617979]  deferred_probe_work_func+0xa8/0xfc
[    8.622543]  process_one_work+0x1dc/0x4a0
[    8.626587]  worker_thread+0x144/0x470
[    8.630364]  kthread+0x144/0x160
[    8.633617]  ret_from_fork+0x10/0x20
[    8.637227] Code: a9be7bfd 910003fd f9000bf3 f9400813 (b9400273)
[    8.643362] ---[ end trace 37b6accc93773476 ]---

full test log:
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20210809/testrun/5410288/suite/ltp-crypto-tests/test/af_alg07/log

Reported-by:  Linux Kernel Functional Testing <lkft@linaro.org>

steps to reproduce:
 # It is always reproducible
 # Boot arm64 Dragonboard 845c board with built kernel Image
 # While booting the device you will notice this crash log

metadata:
  git branch: master
  git repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next
  git commit: da454ebf578f6c542ba9f5b3ddb98db3ede109c1
  git describe: next-20210809
  make_kernelversion: 5.14.0-rc5
  kernel-config: https://builds.tuxbuild.com/1wURGIfgNW0xkrl16wDktoeATBp/config
  vmlinux: https://builds.tuxbuild.com/1wURGIfgNW0xkrl16wDktoeATBp/vmlinux.xz
  System.map: https://builds.tuxbuild.com/1wURGIfgNW0xkrl16wDktoeATBp/System.map
  Image: https://builds.tuxbuild.com/1wURGIfgNW0xkrl16wDktoeATBp/Image.gz
  gcc: gcc-11

--
Linaro LKFT
https://lkft.linaro.org