mpromonet / v4l2tools

V4L2 tools using V4L2 C++ wrapper
The Unlicense
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Compress YUYV to h264 out #47

Open Tormund1985 opened 2 years ago

Tormund1985 commented 2 years ago

Describe the bug I am trying to make a rtsp workflow from a libcamera sensor (IMX519 with autofocus).

To Reproduce sudo modprobe v4l2loopback video_nr=3

v4l2compress -fH264 /dev/video0 /dev/video3

root@raspberrypi:/# v4l2compress -fH264 /dev/video0 /dev/video3
log level:500

[NOTICE] src/V4l2Device.cpp:133
        driver:unicam capabilities:a5a00001 mandatory:4000001
[NOTICE] src/V4l2Device.cpp:136
        /dev/video0 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video0 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video0 support streaming
[NOTICE] src/V4l2Device.cpp:225
        /dev/video0:YUYV size:640x480 bufferSize:614400
[NOTICE] src/V4l2MmapDevice.cpp:49
        Device /dev/video0
[NOTICE] src/V4l2MmapDevice.cpp:73
VIDIOC_STREAMON: Invalid argument
        Device /dev/video0 nb buffer:10
[NOTICE] src/V4l2MmapDevice.cpp:141
        Device /dev/video0
[WARN] src/v4l2compress.cpp:215
        Cannot create V4L2 capture interface for device:/dev/video0

Expected behavior Cannot create the v4l2 capture for proceed qith rtsp workflow.

Desktop (please complete the following information): Raspberry Pi Zero 2w Bullseye

Additional context

I follow the steps to install v4l2tools, v4l2loopback and v4l2rtspserver without errors.

mpromonet commented 2 years ago

Hi,

You may increase log level to get more information.

Best Regards, Michel.

Tormund1985 commented 2 years ago

I am sorry, I am gonna try to supply more info.

Journalctl give me next message:

may 19 08:04:53 raspberrypi kernel: unicam 3f801000.csi: Wrong width or height 640x480 (remote pad set to 4656x3496)
may 19 08:04:53 raspberrypi kernel: unicam 3f801000.csi: Failed to start media pipeline: -22
root@raspberrypi:/# uname -a
Linux raspberrypi 5.15.32-v8+ #1538 SMP PREEMPT Thu Mar 31 19:40:39 BST 2022 aarch64 GNU/Linux
root@raspberrypi:/# v4l2-ctl --list-devices
unicam (platform:3f801000.csi):
        /dev/video0
        /dev/video1
        /dev/media3

bcm2835-codec-decode (platform:bcm2835-codec):
        /dev/video10
        /dev/video11
        /dev/video12
        /dev/video18
        /dev/video31
        /dev/media2

bcm2835-isp (platform:bcm2835-isp):
        /dev/video13
        /dev/video14
        /dev/video15
        /dev/video16
        /dev/video20
        /dev/video21
        /dev/video22
        /dev/video23
        /dev/media0
        /dev/media1

Dummy video device (0x0000) (platform:v4l2loopback-000):
        /dev/video3
root@raspberrypi:/# v4l2-ctl -d /dev/video0 --all
Driver Info:
        Driver name      : unicam
        Card type        : unicam
        Bus info         : platform:3f801000.csi
        Driver version   : 5.15.32
        Capabilities     : 0xa5a00001
                Video Capture
                Metadata Capture
                Read/Write
                Streaming
                Extended Pix Format
                Device Capabilities
        Device Caps      : 0x25200001
                Video Capture
                Read/Write
                Streaming
                Extended Pix Format
Media Driver Info:
        Driver name      : unicam
        Model            : unicam
        Serial           : 
        Bus info         : platform:3f801000.csi
        Media version    : 5.15.32
        Hardware revision: 0x00000000 (0)
        Driver version   : 5.15.32
Interface Info:
        ID               : 0x03000008
        Type             : V4L Video
Entity Info:
        ID               : 0x00000006 (6)
        Name             : unicam-image
        Function         : V4L2 I/O
        Flags         : default
        Pad 0x01000007   : 0: Sink
          Link 0x0200000a: from remote pad 0x1000002 of entity 'imx519 10-001a': Data, Enabled, Immutable
Priority: 2
Video input : 0 (unicam-image: ok)
Format Video Capture:
        Width/Height      : 640/480
        Pixel Format      : 'YUYV' (YUYV 4:2:2)
        Field             : None
        Bytes per Line    : 1280
        Size Image        : 614400
        Colorspace        : SMPTE 170M
        Transfer Function : Rec. 709
        YCbCr/HSV Encoding: ITU-R 601
        Quantization      : Limited Range
        Flags             : 

Any log in particular?

Many thanks for your support .

mpromonet commented 2 years ago

Hi,

I was speaking about increasing log verbosity of the application v4l2compress, from the log you provide, we just see /dev/video0 cannot be openned.

Best Regards, Michel.

Tormund1985 commented 2 years ago

Hi,

I was speaking about increasing log verbosity of the application v4l2compress, from the log you provide, we just see /dev/video0 cannot be openned.

Best Regards, Michel.

I change resolution to 4656x3496 but still not working. With -vv command show:

root@raspberrypi:/# v4l2compress -vv -fH264 /dev/video0 /dev/video3
log level:700

[NOTICE] src/V4l2Device.cpp:133
        driver:unicam capabilities:a5a00001 mandatory:4000001
[NOTICE] src/V4l2Device.cpp:136
        /dev/video0 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video0 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video0 support streaming
[DEBUG] src/V4l2Device.cpp:71
        /dev/video0:YUYV size:4656x3496 bufferSize:32554752
[NOTICE] src/V4l2Device.cpp:225
        /dev/video0:YUYV size:4656x3496 bufferSize:32554752
[DEBUG] src/V4l2Device.cpp:71
        /dev/video0:YUYV size:4656x3496 bufferSize:32554752
[NOTICE] src/V4l2MmapDevice.cpp:49
        Device /dev/video0
[NOTICE] src/V4l2MmapDevice.cpp:73
        Device /dev/video0 nb buffer:7
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:0 size:32554752 offset:0
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:1 size:32554752 offset:32555008
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:2 size:32554752 offset:65110016
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:3 size:32554752 offset:97665024
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:4 size:32554752 offset:130220032
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:5 size:32554752 offset:162775040
[INFO] src/V4l2MmapDevice.cpp:92
VIDIOC_STREAMON: Invalid argument
        Device /dev/video0 buffer idx:6 size:32554752 offset:195330048
[NOTICE] src/V4l2MmapDevice.cpp:141
        Device /dev/video0
[WARN] src/v4l2compress.cpp:215
        Cannot create V4L2 capture interface for device:/dev/video0

And kernel show:

may 19 08:39:08 raspberrypi kernel: cma: cma_alloc: linux,cma: alloc failed, req-size: 7948 pages, ret: -12
may 19 08:39:08 raspberrypi kernel: unicam 3f801000.csi: dma_alloc_coherent of size 32555008 failed
may 19 08:39:08 raspberrypi kernel: unicam 3f801000.csi: Failed to start media pipeline: -22
root@raspberrypi:/# dmesg
[    0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd034]
[    0.000000] Linux version 5.15.32-v8+ (dom@buildbot) (aarch64-linux-gnu-gcc-8 (Ubuntu/Linaro 8.4.0-3ubuntu1) 8.4.0, GNU ld (GNU Binutils for Ubuntu) 2.34) #1538 SMP PREEMPT Thu Mar 31 19:40:39 BST 2022
[    0.000000] random: fast init done
[    0.000000] Machine model: Raspberry Pi Zero 2 W Rev 1.0
[    0.000000] efi: UEFI not found.
[    0.000000] Reserved memory: created CMA memory pool at 0x0000000007c00000, size 256 MiB
[    0.000000] OF: reserved mem: initialized node linux,cma, compatible id shared-dma-pool
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000000000000-0x0000000017ffffff]
[    0.000000]   DMA32    empty
[    0.000000]   Normal   empty
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000000000000-0x0000000017ffffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000017ffffff]
[    0.000000] percpu: Embedded 28 pages/cpu s77144 r8192 d29352 u114688
[    0.000000] pcpu-alloc: s77144 r8192 d29352 u114688 alloc=28*4096
[    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 
[    0.000000] Detected VIPT I-cache on CPU0
[    0.000000] CPU features: detected: ARM erratum 843419
[    0.000000] CPU features: detected: ARM erratum 845719
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 96768
[    0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60 smsc95xx.macaddr=B8:27:EB:08:1C:6D vc_mem.mem_base=0x1ec00000 vc_mem.mem_size=0x20000000  console=ttyS0,115200 console=tty1 root=PARTUUID=9d09ee08-02 rootfstype=ext4 fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles
[    0.000000] Unknown kernel command line parameters "splash", will be passed to user space.
[    0.000000] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes, linear)
[    0.000000] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes, linear)
[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[    0.000000] Memory: 100272K/393216K available (11456K kernel code, 1962K rwdata, 4144K rodata, 3776K init, 964K bss, 30800K reserved, 262144K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] ftrace: allocating 37889 entries in 149 pages
[    0.000000] ftrace: allocated 149 pages with 4 groups
[    0.000000] trace event string verifier disabled
[    0.000000] rcu: Preemptible hierarchical RCU implementation.
[    0.000000] rcu:     RCU event tracing is enabled.
[    0.000000] rcu:     RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=4.
[    0.000000]  Trampoline variant of Tasks RCU enabled.
[    0.000000]  Rude variant of Tasks RCU enabled.
[    0.000000]  Tracing variant of Tasks RCU enabled.
[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[    0.000000] Root IRQ handler: bcm2836_arm_irqchip_handle_irq
[    0.000000] random: get_random_bytes called from start_kernel+0x510/0x6f8 with crng_init=1
[    0.000000] arch_timer: cp15 timer(s) running at 19.20MHz (phys).
[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x46d987e47, max_idle_ns: 440795202767 ns
[    0.000001] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 4398046511078ns
[    0.000320] Console: colour dummy device 80x25
[    0.000390] printk: console [tty1] enabled
[    0.000469] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=76800)
[    0.000505] pid_max: default: 32768 minimum: 301
[    0.000692] LSM: Security Framework initializing
[    0.000887] Mount-cache hash table entries: 1024 (order: 1, 8192 bytes, linear)
[    0.000922] Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes, linear)
[    0.002649] cgroup: Disabling memory control group subsystem
[    0.006282] rcu: Hierarchical SRCU implementation.
[    0.007753] EFI services will not be available.
[    0.008647] smp: Bringing up secondary CPUs ...
[    0.010195] Detected VIPT I-cache on CPU1
[    0.010296] CPU1: Booted secondary processor 0x0000000001 [0x410fd034]
[    0.012162] Detected VIPT I-cache on CPU2
[    0.012233] CPU2: Booted secondary processor 0x0000000002 [0x410fd034]
[    0.013945] Detected VIPT I-cache on CPU3
[    0.014004] CPU3: Booted secondary processor 0x0000000003 [0x410fd034]
[    0.014215] smp: Brought up 1 node, 4 CPUs
[    0.014246] SMP: Total of 4 processors activated.
[    0.014264] CPU features: detected: 32-bit EL0 Support
[    0.014278] CPU features: detected: 32-bit EL1 Support
[    0.014295] CPU features: detected: CRC32 instructions
[    0.054978] CPU: All CPU(s) started at EL2
[    0.055103] alternatives: patching kernel code
[    0.057030] devtmpfs: initialized
[    0.079649] Enabled cp15_barrier support
[    0.079704] Enabled setend support
[    0.080002] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    0.080045] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[    0.097512] pinctrl core: initialized pinctrl subsystem
[    0.098788] DMI not present or invalid.
[    0.099494] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[    0.110595] DMA: preallocated 1024 KiB GFP_KERNEL pool for atomic allocations
[    0.111073] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
[    0.112502] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
[    0.112712] audit: initializing netlink subsys (disabled)
[    0.113157] audit: type=2000 audit(0.112:1): state=initialized audit_enabled=0 res=1
[    0.114020] thermal_sys: Registered thermal governor 'step_wise'
[    0.114387] cpuidle: using governor menu
[    0.115025] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[    0.115321] ASID allocator initialised with 65536 entries
[    0.115582] Serial: AMBA PL011 UART driver
[    0.131604] bcm2835-mbox 3f00b880.mailbox: mailbox enabled
[    0.164843] raspberrypi-firmware soc:firmware: Attached to firmware from 2022-03-24T13:21:51, variant start_x
[    0.168869] raspberrypi-firmware soc:firmware: Firmware hash is e5a963efa66a1974127860b42e913d2374139ff5
[    0.227629] bcm2835-dma 3f007000.dma: DMA legacy API manager, dmachans=0x1
[    0.233509] vgaarb: loaded
[    0.234175] SCSI subsystem initialized
[    0.234511] usbcore: registered new interface driver usbfs
[    0.234607] usbcore: registered new interface driver hub
[    0.234715] usbcore: registered new device driver usb
[    0.235280] usb_phy_generic phy: supply vcc not found, using dummy regulator
[    0.235954] pps_core: LinuxPPS API ver. 1 registered
[    0.235972] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    0.236010] PTP clock support registered
[    0.238461] clocksource: Switched to clocksource arch_sys_counter
[    0.375160] VFS: Disk quotas dquot_6.6.0
[    0.375317] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    0.375571] FS-Cache: Loaded
[    0.375885] CacheFiles: Loaded
[    0.377500] simple-framebuffer 1e402000.framebuffer: framebuffer at 0x1e402000, 0x7f8000 bytes
[    0.377528] simple-framebuffer 1e402000.framebuffer: format=a8r8g8b8, mode=1920x1080x32, linelength=7680
[    0.378207] Console: switching to colour frame buffer device 240x67
[    0.413653] simple-framebuffer 1e402000.framebuffer: fb0: simplefb registered!
[    0.426745] NET: Registered PF_INET protocol family
[    0.427016] IP idents hash table entries: 8192 (order: 4, 65536 bytes, linear)
[    0.428789] tcp_listen_portaddr_hash hash table entries: 256 (order: 0, 4096 bytes, linear)
[    0.428843] TCP established hash table entries: 4096 (order: 3, 32768 bytes, linear)
[    0.428927] TCP bind hash table entries: 4096 (order: 4, 65536 bytes, linear)
[    0.429053] TCP: Hash tables configured (established 4096 bind 4096)
[    0.429277] UDP hash table entries: 256 (order: 1, 8192 bytes, linear)
[    0.429327] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes, linear)
[    0.429671] NET: Registered PF_UNIX/PF_LOCAL protocol family
[    0.430966] RPC: Registered named UNIX socket transport module.
[    0.430989] RPC: Registered udp transport module.
[    0.431005] RPC: Registered tcp transport module.
[    0.431020] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.431049] PCI: CLS 0 bytes, default 64
[    0.433945] hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
[    0.434309] kvm [1]: IPA Size Limit: 40 bits
[    0.436108] kvm [1]: Hyp mode initialized successfully
[    1.900886] Initialise system trusted keyrings
[    1.901410] workingset: timestamp_bits=46 max_order=17 bucket_order=0
[    1.912277] zbud: loaded
[    1.915172] FS-Cache: Netfs 'nfs' registered for caching
[    1.916194] NFS: Registering the id_resolver key type
[    1.916251] Key type id_resolver registered
[    1.916268] Key type id_legacy registered
[    1.916430] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    1.916450] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
[    1.918229] Key type asymmetric registered
[    1.918249] Asymmetric key parser 'x509' registered
[    1.918365] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
[    1.918835] io scheduler mq-deadline registered
[    1.918858] io scheduler kyber registered
[    1.931893] Serial: 8250/16550 driver, 1 ports, IRQ sharing enabled
[    1.935353] bcm2835-rng 3f104000.rng: hwrng registered
[    1.936474] vc-mem: phys_addr:0x00000000 mem_base=0x1ec00000 mem_size:0x20000000(512 MiB)
[    1.938529] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000
[    1.939069] cacheinfo: Unable to detect cache hierarchy for CPU 0
[    1.955823] brd: module loaded
[    1.970798] loop: module loaded
[    1.971838] Loading iSCSI transport class v2.0-870.
[    1.978966] usbcore: registered new interface driver r8152
[    1.979076] usbcore: registered new interface driver lan78xx
[    1.979159] usbcore: registered new interface driver smsc95xx
[    1.979866] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[    2.708479] Core Release: 2.80a
[    2.708520] Setting default values for core params
[    2.708554] Finished setting default values for core params
[    2.909033] Using Buffer DMA mode
[    2.909049] Periodic Transfer Interrupt Enhancement - disabled
[    2.909065] Multiprocessor Interrupt Enhancement - disabled
[    2.909080] OTG VER PARAM: 0, OTG VER FLAG: 0
[    2.909102] Dedicated Tx FIFOs mode

[    2.913597] WARN::dwc_otg_hcd_init:1074: FIQ DMA bounce buffers: virt = ffffffc009a51000 dma = 0x00000000c8000000 len=9024
[    2.913645] FIQ FSM acceleration enabled for :
               Non-periodic Split Transactions
               Periodic Split Transactions
               High-Speed Isochronous Endpoints
               Interrupt/Control Split Transaction hack enabled
[    2.913690] dwc_otg: Microframe scheduler enabled

[    2.913741] WARN::hcd_init_fiq:497: MPHI regs_base at ffffffc00962d000
[    2.913839] dwc_otg 3f980000.usb: DWC OTG Controller
[    2.913885] dwc_otg 3f980000.usb: new USB bus registered, assigned bus number 1
[    2.913953] dwc_otg 3f980000.usb: irq 74, io mem 0x00000000
[    2.914018] Init: Port Power? op_state=1
[    2.914034] Init: Power Port (0)
[    2.914630] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.15
[    2.914659] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    2.914682] usb usb1: Product: DWC OTG Controller
[    2.914703] usb usb1: Manufacturer: Linux 5.15.32-v8+ dwc_otg_hcd
[    2.914723] usb usb1: SerialNumber: 3f980000.usb
[    2.915744] hub 1-0:1.0: USB hub found
[    2.915836] hub 1-0:1.0: 1 port detected
[    2.917107] dwc_otg: FIQ enabled
[    2.917125] dwc_otg: NAK holdoff enabled
[    2.917140] dwc_otg: FIQ split-transaction FSM enabled
[    2.917161] Module dwc_common_port init
[    2.917992] usbcore: registered new interface driver uas
[    2.918123] usbcore: registered new interface driver usb-storage
[    2.918572] mousedev: PS/2 mouse device common for all mice
[    2.924098] sdhci: Secure Digital Host Controller Interface driver
[    2.924122] sdhci: Copyright(c) Pierre Ossman
[    2.924938] sdhci-pltfm: SDHCI platform and OF driver helper
[    2.927539] ledtrig-cpu: registered to indicate activity on CPUs
[    2.928355] hid: raw HID events driver (C) Jiri Kosina
[    2.928596] usbcore: registered new interface driver usbhid
[    2.928616] usbhid: USB HID core driver
[    2.929059] ashmem: initialized
[    2.937452] Initializing XFRM netlink socket
[    2.937531] NET: Registered PF_PACKET protocol family
[    2.937723] Key type dns_resolver registered
[    2.939758] registered taskstats version 1
[    2.939797] Loading compiled-in X.509 certificates
[    2.940722] Key type ._fscrypt registered
[    2.940740] Key type .fscrypt registered
[    2.940756] Key type fscrypt-provisioning registered
[    2.961197] uart-pl011 3f201000.serial: cts_event_workaround enabled
[    2.961436] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 99, base_baud = 0) is a PL011 rev2
[    2.965471] bcm2835-aux-uart 3f215040.serial: there is not valid maps for state default
[    2.966529] printk: console [ttyS0] disabled
[    2.966709] 3f215040.serial: ttyS0 at MMIO 0x3f215040 (irq = 71, base_baud = 50000000) is a 16550
[    2.967017] printk: console [ttyS0] enabled
[    2.969203] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer
[    2.969900] bcm2835-power bcm2835-power: Broadcom BCM2835 power domains driver
[    2.972660] mmc-bcm2835 3f300000.mmcnr: mmc_debug:0 mmc_debug2:0
[    2.972686] mmc-bcm2835 3f300000.mmcnr: DMA channel allocated
[    2.999915] sdhost: log_buf @ (____ptrval____) (c236c000)
[    3.026752] Indeed it is in host mode hprt0 = 00021501
[    3.068170] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1)
[    3.073025] of_cfs_init
[    3.073212] of_cfs_init: OK
[    3.074795] Waiting for root device PARTUUID=9d09ee08-02...
[    3.106290] mmc0: host does not support reading read-only switch, assuming write-enable
[    3.109034] mmc0: new high speed SDHC card at address 0001
[    3.111203] mmcblk0: mmc0:0001 00000 29.8 GiB 
[    3.117330]  mmcblk0: p1 p2
[    3.118404] mmcblk0: mmc0:0001 00000 29.8 GiB
[    3.139806] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null). Quota mode: none.
[    3.139956] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[    3.141139] devtmpfs: mounted
[    3.154352] Freeing unused kernel memory: 3776K
[    3.154696] Run /sbin/init as init process
[    3.154749]   with arguments:
[    3.154764]     /sbin/init
[    3.154779]     splash
[    3.154794]   with environment:
[    3.154806]     HOME=/
[    3.154820]     TERM=linux
[    3.155047] mmc1: new high speed SDIO card at address 0001
[    3.218524] usb 1-1: new high-speed USB device number 2 using dwc_otg
[    3.218783] Indeed it is in host mode hprt0 = 00001101
[    3.427401] usb 1-1: New USB device found, idVendor=1a40, idProduct=0101, bcdDevice= 1.11
[    3.427453] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[    3.427478] usb 1-1: Product: USB 2.0 Hub
[    3.428810] hub 1-1:1.0: USB hub found
[    3.428994] hub 1-1:1.0: 4 ports detected
[    3.796564] systemd[1]: System time before build time, advancing clock.
[    3.838528] usb 1-1.1: new low-speed USB device number 3 using dwc_otg
[    3.961458] NET: Registered PF_INET6 protocol family
[    3.964044] Segment Routing with IPv6
[    3.964116] In-situ OAM (IOAM) with IPv6
[    4.032772] systemd[1]: systemd 247.3-7 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
[    4.034206] systemd[1]: Detected architecture arm64.
[    4.041972] systemd[1]: Set hostname to <raspberrypi>.
[    4.065482] usb 1-1.1: New USB device found, idVendor=046d, idProduct=c018, bcdDevice=43.00
[    4.065532] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    4.065556] usb 1-1.1: Product: Logitech USB Optical Mouse
[    4.065577] usb 1-1.1: Manufacturer: Logitech
[    4.077275] input: Logitech Logitech USB Optical Mouse as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.1/1-1.1:1.0/0003:046D:C018.0001/input/input0
[    4.077956] hid-generic 0003:046D:C018.0001: input,hidraw0: USB HID v1.11 Mouse [Logitech Logitech USB Optical Mouse] on usb-3f980000.usb-1.1/input0
[    4.091569] random: crng init done
[    4.258583] usb 1-1.2: new full-speed USB device number 4 using dwc_otg
[    4.508862] usb 1-1.2: New USB device found, idVendor=03f0, idProduct=0036, bcdDevice= 1.24
[    4.508914] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=7
[    4.508938] usb 1-1.2: Product: HP USB CCID Smartcard Keyboard
[    4.508960] usb 1-1.2: Manufacturer: Hewlett-Packard Company
[    4.508980] usb 1-1.2: SerialNumber: 12110500000935
[    4.528278] input: Hewlett-Packard Company HP USB CCID Smartcard Keyboard as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.2/1-1.2:1.0/0003:03F0:0036.0002/input/input1
[    4.587629] hid-generic 0003:03F0:0036.0002: input,hidraw1: USB HID v1.10 Keyboard [Hewlett-Packard Company HP USB CCID Smartcard Keyboard] on usb-3f980000.usb-1.2/input0
[    4.606373] hid-generic 0003:03F0:0036.0003: hiddev96,hidraw2: USB HID v1.10 Device [Hewlett-Packard Company HP USB CCID Smartcard Keyboard] on usb-3f980000.usb-1.2/input2
[    4.790548] usb 1-1.4: new full-speed USB device number 5 using dwc_otg
[    4.854322] systemd[1]: /lib/systemd/system/plymouth-start.service:16: Unit configured to use KillMode=none. This is unsafe, as it disables systemd's process lifecycle management for the service. Please update your service to use a safer KillMode=, such as 'mixed' or 'control-group'. Support for KillMode=none is deprecated and will eventually be removed.
[    5.021858] usb 1-1.4: New USB device found, idVendor=08bb, idProduct=2902, bcdDevice= 1.00
[    5.021901] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    5.021926] usb 1-1.4: Product: USB PnP Sound Device
[    5.021946] usb 1-1.4: Manufacturer: C-Media Electronics Inc.      
[    5.028448] input: C-Media Electronics Inc.       USB PnP Sound Device as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.4/1-1.4:1.2/0003:08BB:2902.0004/input/input2
[    5.091082] hid-generic 0003:08BB:2902.0004: input,hidraw3: USB HID v1.00 Device [C-Media Electronics Inc.       USB PnP Sound Device] on usb-3f980000.usb-1.4/input2
[    5.237239] systemd[1]: Queued start job for default target Multi-User System.
[    5.244783] systemd[1]: Created slice system-getty.slice.
[    5.247126] systemd[1]: Created slice system-modprobe.slice.
[    5.248854] systemd[1]: Created slice system-serial\x2dgetty.slice.
[    5.250588] systemd[1]: Created slice system-systemd\x2dfsck.slice.
[    5.251935] systemd[1]: Created slice User and Session Slice.
[    5.252829] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[    5.254736] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[    5.255492] systemd[1]: Reached target Slices.
[    5.255676] systemd[1]: Reached target Swap.
[    5.257212] systemd[1]: Listening on Syslog Socket.
[    5.258273] systemd[1]: Listening on fsck to fsckd communication Socket.
[    5.258982] systemd[1]: Listening on initctl Compatibility Named Pipe.
[    5.260937] systemd[1]: Listening on Journal Audit Socket.
[    5.262058] systemd[1]: Listening on Journal Socket (/dev/log).
[    5.263776] systemd[1]: Listening on Journal Socket.
[    5.266564] systemd[1]: Listening on udev Control Socket.
[    5.267910] systemd[1]: Listening on udev Kernel Socket.
[    5.269461] systemd[1]: Condition check resulted in Huge Pages File System being skipped.
[    5.275871] systemd[1]: Mounting POSIX Message Queue File System...
[    5.283596] systemd[1]: Mounting RPC Pipe File System...
[    5.292148] systemd[1]: Mounting Kernel Debug File System...
[    5.301051] systemd[1]: Mounting Kernel Trace File System...
[    5.301825] systemd[1]: Condition check resulted in Kernel Module supporting RPCSEC_GSS being skipped.
[    5.311700] systemd[1]: Starting Restore / save the current clock...
[    5.322347] systemd[1]: Starting Set the console keyboard layout...
[    5.331629] systemd[1]: Starting Create list of static device nodes for the current kernel...
[    5.340346] systemd[1]: Starting Load Kernel Module configfs...
[    5.350183] systemd[1]: Starting Load Kernel Module drm...
[    5.359940] systemd[1]: Starting Load Kernel Module fuse...
[    5.368934] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
[    5.377369] systemd[1]: Starting File System Check on Root Device...
[    5.400695] systemd[1]: Starting Journal Service...
[    5.431493] fuse: init (API version 7.34)
[    5.439893] systemd[1]: Starting Load Kernel Modules...
[    5.448900] systemd[1]: Starting Coldplug All udev Devices...
[    5.484178] systemd[1]: Mounted POSIX Message Queue File System.
[    5.485737] systemd[1]: Mounted RPC Pipe File System.
[    5.487643] systemd[1]: Mounted Kernel Debug File System.
[    5.489427] systemd[1]: Mounted Kernel Trace File System.
[    5.493436] systemd[1]: Finished Create list of static device nodes for the current kernel.
[    5.498920] systemd[1]: Finished Restore / save the current clock.
[    5.502963] systemd[1]: modprobe@configfs.service: Succeeded.
[    5.505609] systemd[1]: Finished Load Kernel Module configfs.
[    5.509500] systemd[1]: modprobe@fuse.service: Succeeded.
[    5.520173] systemd[1]: Finished Load Kernel Module fuse.
[    5.533685] systemd[1]: Mounting FUSE Control File System...
[    5.544855] systemd[1]: Mounting Kernel Configuration File System...
[    5.563130] systemd[1]: Started File System Check Daemon to report status.
[    5.578672] systemd[1]: Mounted FUSE Control File System.
[    5.588352] systemd[1]: modprobe@drm.service: Succeeded.
[    5.591802] systemd[1]: Finished Load Kernel Module drm.
[    5.605518] systemd[1]: Mounted Kernel Configuration File System.
[    5.611314] i2c_dev: i2c /dev entries driver
[    5.622136] systemd[1]: Finished Load Kernel Modules.
[    5.643980] systemd[1]: Starting Apply Kernel Variables...
[    5.737506] systemd[1]: Finished Apply Kernel Variables.
[    5.830866] systemd[1]: Finished File System Check on Root Device.
[    5.838319] systemd[1]: Starting Remount Root and Kernel File Systems...
[    5.936998] systemd[1]: Started Journal Service.
[    6.080387] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null). Quota mode: none.
[    6.168221] systemd-journald[132]: Received client request to flush runtime journal.
[    8.834276] mc: Linux media interface: v0.10
[    8.879146] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned.
[    8.881646] bcm2835_vc_sm_cma_probe: Videocore shared memory driver
[    8.881700] [vc_sm_connected_init]: start
[    8.887543] videodev: Linux video capture interface: v2.00
[    8.895397] [vc_sm_connected_init]: installed successfully
[    8.933882] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[    8.970769] bcm2835_isp: module is from the staging directory, the quality is unknown, you have been warned.
[    8.974873] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned.
[    8.983619] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned.
[    8.986561] bcm2835-isp bcm2835-isp: Device node output[0] registered as /dev/video13
[    8.987326] bcm2835-isp bcm2835-isp: Device node capture[0] registered as /dev/video14
[    8.987975] bcm2835-isp bcm2835-isp: Device node capture[1] registered as /dev/video15
[    8.988566] bcm2835-isp bcm2835-isp: Device node stats[2] registered as /dev/video16
[    8.988626] bcm2835-isp bcm2835-isp: Register output node 0 with media controller
[    8.988664] bcm2835-isp bcm2835-isp: Register capture node 1 with media controller
[    8.988694] bcm2835-isp bcm2835-isp: Register capture node 2 with media controller
[    8.988721] bcm2835-isp bcm2835-isp: Register capture node 3 with media controller
[    9.000788] bcm2835-codec bcm2835-codec: Device registered as /dev/video10
[    9.000928] bcm2835-codec bcm2835-codec: Loaded V4L2 decode
[    9.001894] bcm2835-isp bcm2835-isp: Device node output[0] registered as /dev/video20
[    9.002816] bcm2835-isp bcm2835-isp: Device node capture[0] registered as /dev/video21
[    9.003559] bcm2835-isp bcm2835-isp: Device node capture[1] registered as /dev/video22
[    9.004544] bcm2835-isp bcm2835-isp: Device node stats[2] registered as /dev/video23
[    9.004607] bcm2835-isp bcm2835-isp: Register output node 0 with media controller
[    9.004642] bcm2835-isp bcm2835-isp: Register capture node 1 with media controller
[    9.004671] bcm2835-isp bcm2835-isp: Register capture node 2 with media controller
[    9.004720] bcm2835-isp bcm2835-isp: Register capture node 3 with media controller
[    9.005094] bcm2835-isp bcm2835-isp: Loaded V4L2 bcm2835-isp
[    9.020739] bcm2835-codec bcm2835-codec: Device registered as /dev/video11
[    9.020829] bcm2835-codec bcm2835-codec: Loaded V4L2 encode
[    9.051228] bcm2835-codec bcm2835-codec: Device registered as /dev/video12
[    9.051331] bcm2835-codec bcm2835-codec: Loaded V4L2 isp
[    9.060197] bcm2835-codec bcm2835-codec: Device registered as /dev/video18
[    9.060294] bcm2835-codec bcm2835-codec: Loaded V4L2 image_fx
[    9.063141] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[    9.067390] bcm2835-codec bcm2835-codec: Device registered as /dev/video31
[    9.067473] bcm2835-codec bcm2835-codec: Loaded V4L2 encode_image
[    9.069308] bcm2835_audio bcm2835_audio: there is not valid maps for state default
[    9.266292] i2c i2c-11: Added multiplexed i2c bus 0
[    9.268963] i2c 10-001a: Fixing up cyclic dependency with 3f801000.csi
[    9.269661] i2c i2c-11: Added multiplexed i2c bus 10
[    9.697339] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[    9.768787] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[    9.835852] cfg80211: loaded regulatory.db is malformed or signature is missing/invalid
[    9.965028] brcmfmac: F1 signature read @0x18000000=0x1542a9a6
[    9.996086] usbcore: registered new interface driver snd-usb-audio
[   10.007230] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43436-sdio for chip BCM43430/2
[   10.008557] usbcore: registered new interface driver brcmfmac
[   10.008898] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43436-sdio.raspberrypi,model-zero-2-w.bin failed with error -2
[   10.047572] checking generic (1e402000 7f8000) vs hw (0 ffffffffffffffff)
[   10.047625] fb0: switching to vc4 from simple
[   10.115269] Console: switching to colour dummy device 80x25
[   10.128313] vc4-drm soc:gpu: bound 3f400000.hvs (ops vc4_hvs_ops [vc4])
[   10.138921] Registered IR keymap rc-cec
[   10.139247] rc rc0: vc4 as /devices/platform/soc/3f902000.hdmi/rc/rc0
[   10.139619] input: vc4 as /devices/platform/soc/3f902000.hdmi/rc/rc0/input3
[   10.203261] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43436-sdio for chip BCM43430/2
[   10.203490] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43436-sdio for chip BCM43430/2
[   10.232808] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43430/2 wl0: Oct  9 2020 14:44:32 version 9.88.4.65 (test) (f149b32@shgit)  (r679549) FWID 01-f40f3270
[   11.541360] vc4-drm soc:gpu: bound 3f400000.hvs (ops vc4_hvs_ops [vc4])
[   11.545803] Registered IR keymap rc-cec
[   11.546108] rc rc0: vc4 as /devices/platform/soc/3f902000.hdmi/rc/rc0
[   11.546538] input: vc4 as /devices/platform/soc/3f902000.hdmi/rc/rc0/input4
[   11.608763] vc4-drm soc:gpu: bound 3f902000.hdmi (ops vc4_hdmi_ops [vc4])
[   11.609434] vc4-drm soc:gpu: bound 3f004000.txp (ops vc4_txp_ops [vc4])
[   11.609919] vc4-drm soc:gpu: bound 3f206000.pixelvalve (ops vc4_crtc_ops [vc4])
[   11.610363] vc4-drm soc:gpu: bound 3f207000.pixelvalve (ops vc4_crtc_ops [vc4])
[   11.610960] vc4-drm soc:gpu: bound 3f807000.pixelvalve (ops vc4_crtc_ops [vc4])
[   11.611377] vc4-drm soc:gpu: bound 3fc00000.v3d (ops vc4_v3d_ops [vc4])
[   11.631252] [drm] Initialized vc4 0.0.0 20140616 for soc:gpu on minor 0
[   11.717972] Console: switching to colour frame buffer device 240x67
[   11.718053] vc4-drm soc:gpu: [drm] fb0: vc4drmfb frame buffer device
[   12.226608] ak7375: loading out-of-tree module taints kernel.
[   12.277049] imx519 10-001a: Device found is imx519
[   12.284558] imx519 10-001a: Consider updating driver imx519 to match on endpoints
[   12.316086] uart-pl011 3f201000.serial: no DMA platform data
[   12.499524] 8021q: 802.1Q VLAN Support v1.8
[   12.565640] Adding 102396k swap on /var/swap.  Priority:-2 extents:4 across:135164k SSFS
[   13.273847] brcmfmac: brcmf_cfg80211_set_power_mgmt: power save enabled
[   15.052939] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   18.545937] Bluetooth: Core ver 2.22
[   18.546093] NET: Registered PF_BLUETOOTH protocol family
[   18.546105] Bluetooth: HCI device and connection manager initialized
[   18.546136] Bluetooth: HCI socket layer initialized
[   18.546154] Bluetooth: L2CAP socket layer initialized
[   18.546185] Bluetooth: SCO socket layer initialized
[   18.560181] Bluetooth: HCI UART driver ver 2.3
[   18.560216] Bluetooth: HCI UART protocol H4 registered
[   18.560345] Bluetooth: HCI UART protocol Three-wire (H5) registered
[   18.560702] Bluetooth: HCI UART protocol Broadcom registered
[   18.956873] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[   18.956905] Bluetooth: BNEP filters: protocol multicast
[   18.956932] Bluetooth: BNEP socket layer initialized
[   18.983578] NET: Registered PF_ALG protocol family
[   33.758554] cam-dummy-reg: disabling
[   57.319272] Bluetooth: RFCOMM TTY layer initialized
[   57.319327] Bluetooth: RFCOMM socket layer initialized
[   57.319370] Bluetooth: RFCOMM ver 1.11
[  305.022353] unicam 3f801000.csi: Wrong width or height 640x480 (remote pad set to 4656x3496)
[  305.022402] unicam 3f801000.csi: Failed to start media pipeline: -22
[  339.583268] v4l2loopback driver version 0.12.5 loaded
[  342.205502] unicam 3f801000.csi: Wrong width or height 640x480 (remote pad set to 4656x3496)
[  342.205536] unicam 3f801000.csi: Failed to start media pipeline: -22
[  712.144247] unicam 3f801000.csi: Wrong width or height 640x480 (remote pad set to 4656x3496)
[  712.144282] unicam 3f801000.csi: Failed to start media pipeline: -22
[  756.631540] unicam 3f801000.csi: Wrong width or height 640x480 (remote pad set to 4656x3496)
[  756.631586] unicam 3f801000.csi: Failed to start media pipeline: -22
[71016.955409] unicam 3f801000.csi: Wrong width or height 640x480 (remote pad set to 4656x3496)
[71016.955445] unicam 3f801000.csi: Failed to start media pipeline: -22
[72837.289080] cma: cma_alloc: linux,cma: alloc failed, req-size: 7948 pages, ret: -12
[72837.289148] ------------[ cut here ]------------
[72837.289153] WARNING: CPU: 2 PID: 2603 at mm/page_alloc.c:5380 __alloc_pages+0x2d0/0x330
[72837.289180] Modules linked in: v4l2loopback(O) rfcomm cmac algif_hash aes_arm64 algif_skcipher af_alg bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc imx519(O) ak7375(O) snd_soc_hdmi_codec vc4 snd_usb_audio cec snd_hwdep snd_usbmidi_lib brcmfmac snd_rawmidi brcmutil snd_seq_device drm_kms_helper cfg80211 snd_soc_core snd_compress rfkill snd_pcm_dmaengine syscopyarea raspberrypi_hwmon sysfillrect i2c_mux_pinctrl i2c_mux sysimgblt fb_sys_fops bcm2835_unicam snd_bcm2835(C) v4l2_dv_timings v4l2_fwnode v4l2_async snd_pcm bcm2835_codec(C) snd_timer bcm2835_v4l2(C) bcm2835_isp(C) v4l2_mem2mem bcm2835_mmal_vchiq(C) videobuf2_dma_contig snd videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common vc_sm_cma(C) videodev mc i2c_bcm2835 uio_pdrv_genirq uio i2c_dev drm drm_panel_orientation_quirks backlight fuse ip_tables x_tables ipv6
[72837.289489] CPU: 2 PID: 2603 Comm: v4l2compress Tainted: G         C O      5.15.32-v8+ #1538
[72837.289500] Hardware name: Raspberry Pi Zero 2 W Rev 1.0 (DT)
[72837.289507] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[72837.289518] pc : __alloc_pages+0x2d0/0x330
[72837.289528] lr : __dma_direct_alloc_pages+0x168/0x1b0
[72837.289541] sp : ffffffc00a7eb880
[72837.289546] x29: ffffffc00a7eb880 x28: ffffff8004553060 x27: ffffffc00a7ebb58
[72837.289563] x26: 0000000000000001 x25: ffffffc008115144 x24: 0000000000000000
[72837.289580] x23: 0000000001f0c000 x22: 0000000000000cc1 x21: ffffffc008e8a9c8
[72837.289596] x20: ffffff80020b1c10 x19: ffffffc008e8a9c8 x18: 0000000000000001
[72837.289613] x17: 72202c7365676170 x16: 2038343937203a65 x15: 7a69732d71657220
[72837.289631] x14: 2c64656c69616620 x13: 32312d203a746572 x12: ffffffc0093a6670
[72837.289648] x11: 0000000000000003 x10: ffffffc00938e630 x9 : ffffffc008115788
[72837.289664] x8 : 0000000000017fe8 x7 : c0000000ffffefff x6 : ffffff8017ec3908
[72837.289681] x5 : 0000000000000001 x4 : 000000000000003f x3 : 0000000000000000
[72837.289697] x2 : 0000000000000000 x1 : 000000000000000d x0 : 0000000000000cc1
[72837.289713] Call trace:
[72837.289718]  __alloc_pages+0x2d0/0x330
[72837.289729]  __dma_direct_alloc_pages+0x168/0x1b0
[72837.289740]  dma_direct_alloc+0x7c/0x330
[72837.289750]  dma_alloc_attrs+0xac/0xc0
[72837.289759]  vb2_dc_alloc+0x70/0x130 [videobuf2_dma_contig]
[72837.289778]  __vb2_queue_alloc+0x220/0x488 [videobuf2_common]
[72837.289814]  vb2_core_reqbufs+0x288/0x480 [videobuf2_common]
[72837.289842]  vb2_ioctl_reqbufs+0x8c/0xc8 [videobuf2_v4l2]
[72837.289868]  v4l_reqbufs+0x54/0x68 [videodev]
[72837.289965]  __video_do_ioctl+0x188/0x410 [videodev]
[72837.290041]  video_usercopy+0x310/0x7d0 [videodev]
[72837.290118]  video_ioctl2+0x20/0x38 [videodev]
[72837.290196]  v4l2_ioctl+0x48/0x68 [videodev]
[72837.290272]  __arm64_sys_ioctl+0xb0/0xf0
[72837.290283]  invoke_syscall+0x4c/0x110
[72837.290296]  el0_svc_common.constprop.3+0xfc/0x120
[72837.290307]  do_el0_svc+0x2c/0x90
[72837.290317]  el0_svc+0x24/0x60
[72837.290328]  el0t_64_sync_handler+0x90/0xb8
[72837.290339]  el0t_64_sync+0x1a0/0x1a4
[72837.290349] ---[ end trace aa974b5e21c49768 ]---
[72837.290428] unicam 3f801000.csi: dma_alloc_coherent of size 32555008 failed
[72838.232825] unicam 3f801000.csi: Failed to start media pipeline: -22
[72944.238775] cma: cma_alloc: linux,cma: alloc failed, req-size: 7948 pages, ret: -12
[72944.238848] unicam 3f801000.csi: dma_alloc_coherent of size 32555008 failed
[72944.290040] unicam 3f801000.csi: Failed to start media pipeline: -22
[73000.438165] cma: cma_alloc: linux,cma: alloc failed, req-size: 7948 pages, ret: -12
[73000.438238] unicam 3f801000.csi: dma_alloc_coherent of size 32555008 failed
[73000.500981] unicam 3f801000.csi: Failed to start media pipeline: -22
[73026.519661] cma: cma_alloc: linux,cma: alloc failed, req-size: 7948 pages, ret: -12
[73026.519746] unicam 3f801000.csi: dma_alloc_coherent of size 32555008 failed
[73026.530298] unicam 3f801000.csi: Failed to start media pipeline: -22
[73033.916987] cma: cma_alloc: linux,cma: alloc failed, req-size: 7948 pages, ret: -12
[73033.917069] unicam 3f801000.csi: dma_alloc_coherent of size 32555008 failed
[73033.979383] unicam 3f801000.csi: Failed to start media pipeline: -22
[73071.542100] cma: cma_alloc: linux,cma: alloc failed, req-size: 7948 pages, ret: -12
[73071.542176] unicam 3f801000.csi: dma_alloc_coherent of size 32555008 failed
[73071.544799] unicam 3f801000.csi: Failed to start media pipeline: -22
mpromonet commented 2 years ago

Hi,

It seems the req buffers to the v4l2 kernel module fails, maybe a bug there. You can try with '-r' to use the read interface instead of mmap.

Best Regards, Michel.

Tormund1985 commented 2 years ago

Executing: modprobe v4l2loopback video_nr=3 And then:

v4l2compress -r -v -fH264 /dev/video0 /dev/video3 & v4l2rtspserver -F 10 -S -P 8554 /dev/video3 &

root@raspberrypi:/# v4l2compress -r -v -fH264 /dev/video0 /dev/video3 & v4l2rtspserver -F 10 -S -P 8554 /dev/video3 &
[4] 809
[5] 810
root@raspberrypi:/# log level:500

[NOTICE] /home/pi/v4l2rtspserver/main.cpp:297
        Version: 0.3.3-2-g0c63d58 live555 version:2022.04.26
[ERROR] /home/pi/v4l2rtspserver/main.cpp:304
        Failed to create RTSP server: IPv6 bind() error (port number: 8554): Address already in uselog level:600

[NOTICE] src/V4l2Device.cpp:133
        driver:unicam capabilities:a5a00001 mandatory:1000001
[NOTICE] src/V4l2Device.cpp:136
        /dev/video0 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video0 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video0 support streaming
[NOTICE] src/V4l2Device.cpp:225
        /dev/video0:YUYV size:640x480 bufferSize:614400
[NOTICE] src/V4l2Device.cpp:133
        driver:v4l2 loopback capabilities:85208003 mandatory:4000002
[NOTICE] src/V4l2Device.cpp:135
        /dev/video3 support output
[NOTICE] src/V4l2Device.cpp:136
        /dev/video3 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video3 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video3 support streaming
[NOTICE] src/V4l2Device.cpp:225
        /dev/video3:H264 size:640x480 bufferSize:1228800
[NOTICE] src/V4l2MmapDevice.cpp:49
        Device /dev/video3
[NOTICE] src/V4l2MmapDevice.cpp:73
        Device /dev/video3 nb buffer:2
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video3 buffer idx:0 size:1228800 offset:0
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video3 buffer idx:1 size:1228800 offset:1228800
[NOTICE] src/v4l2compress.cpp:74

getting this error throught journal:

may 19 12:30:34 raspberrypi kernel: unicam 3f801000.csi: Wrong width or height 640x480 (remote pad set to 4656x3496)
may 19 12:30:34 raspberrypi kernel: unicam 3f801000.csi: Failed to start media pipeline: -22

It works but video not showing on rtsp streaming.

Of course camera with libcamera commands works fine.

mpromonet commented 2 years ago

Hi,

v4l2compress doesnot change the resolution, it takes capture size and compress with same size. You may set resolution with v4l2-ctl before running v4l2compress.

Best Regards, Michel.

Tormund1985 commented 2 years ago

HI Michel,

Nothing change for me:

root@raspberrypi:/# v4l2compress -v -r -fH264 /dev/video0 /dev/video3
log level:600

[NOTICE] src/V4l2Device.cpp:133
        driver:unicam capabilities:a5a00001 mandatory:1000001
[NOTICE] src/V4l2Device.cpp:136
        /dev/video0 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video0 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video0 support streaming
[NOTICE] src/V4l2Device.cpp:225
        /dev/video0:pRAA size:1920x1080 bufferSize:2592000
[NOTICE] src/V4l2Device.cpp:133
        driver:v4l2 loopback capabilities:85208003 mandatory:4000002
[NOTICE] src/V4l2Device.cpp:135
        /dev/video3 support output
[NOTICE] src/V4l2Device.cpp:136
        /dev/video3 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video3 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video3 support streaming
[NOTICE] src/V4l2Device.cpp:225
        /dev/video3:H264 size:1920x1080 bufferSize:8294400
[NOTICE] src/V4l2MmapDevice.cpp:49
        Device /dev/video3
[NOTICE] src/V4l2MmapDevice.cpp:73
        Device /dev/video3 nb buffer:2
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video3 buffer idx:0 size:8294400 offset:0
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video3 buffer idx:1 size:8294400 offset:8294400
[NOTICE] src/v4l2compress.cpp:74
**Violación de segmento**
root@raspberrypi:/# v4l2compress -v -fH264 /dev/video0 /dev/video3
log level:600

[NOTICE] src/V4l2Device.cpp:133
        driver:unicam capabilities:a5a00001 mandatory:4000001
[NOTICE] src/V4l2Device.cpp:136
        /dev/video0 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video0 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video0 support streaming
[NOTICE] src/V4l2Device.cpp:225
        /dev/video0:pRAA size:1920x1080 bufferSize:2592000
[NOTICE] src/V4l2MmapDevice.cpp:49
        Device /dev/video0
[NOTICE] src/V4l2MmapDevice.cpp:73
        Device /dev/video0 nb buffer:10
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:0 size:2592000 offset:0
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:1 size:2592000 offset:2592768
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:2 size:2592000 offset:5185536
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:3 size:2592000 offset:7778304
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:4 size:2592000 offset:10371072
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:5 size:2592000 offset:12963840
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:6 size:2592000 offset:15556608
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:7 size:2592000 offset:18149376
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:8 size:2592000 offset:20742144
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video0 buffer idx:9 size:2592000 offset:23334912
[NOTICE] src/V4l2Device.cpp:133
        driver:v4l2 loopback capabilities:85208003 mandatory:4000002
[NOTICE] src/V4l2Device.cpp:135
        /dev/video3 support output
[NOTICE] src/V4l2Device.cpp:136
        /dev/video3 support capture
[NOTICE] src/V4l2Device.cpp:138
        /dev/video3 support read/write
[NOTICE] src/V4l2Device.cpp:139
        /dev/video3 support streaming
[NOTICE] src/V4l2Device.cpp:225
        /dev/video3:H264 size:1920x1080 bufferSize:8294400
[NOTICE] src/V4l2MmapDevice.cpp:49
        Device /dev/video3
[NOTICE] src/V4l2MmapDevice.cpp:73
        Device /dev/video3 nb buffer:2
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video3 buffer idx:0 size:8294400 offset:0
[INFO] src/V4l2MmapDevice.cpp:92
        Device /dev/video3 buffer idx:1 size:8294400 offset:8294400
[NOTICE] src/v4l2compress.cpp:74
V**iolación de segmento**

Any ideas?

Thanks you so much for your help, I really appreciate it.