dmesg dump

[ 4937.495336] bcm2835_mmal_vchiq: buffer_from_host: msg_context not allocated, buf 000000008ba17383
[ 4937.495362] bcm2835-isp bcm2835-isp: bcm2835_isp_node_start_streaming: Failed enabling port, ret -22
[ 4937.495433] ------------[ cut here ]------------
[ 4937.495460] WARNING: CPU: 1 PID: 11152 at drivers/media/common/videobuf2/videobuf2-core.c:1548 vb2_start_streaming+0xd4/0x130 [videobuf2_common]
[ 4937.495465] Modules linked in: ip6t_REJECT nf_reject_ipv6 ip6table_filter xt_state ipt_REJECT nf_reject_ipv4 ip6_tables xt_MASQUERADE nf_conntrack_netlink nfnetlink br_netfilter cmac algif_hash aes_arm64 algif_skcipher af_alg bnep hci_uart btbcm bluetooth ecdh_generic ecc xt_owner i2c_dev imx219 spidev brcmfmac brcmutil cfg80211 rfkill v3d gpu_sched bcm2835_codec(C) bcm2835_unicam bcm2835_v4l2(C) bcm2835_isp(C) v4l2_mem2mem v4l2_dv_timings bcm2835_mmal_vchiq(C) i2c_mux_pinctrl videobuf2_dma_contig v4l2_fwnode raspberrypi_hwmon videobuf2_vmalloc i2c_mux videobuf2_memops videobuf2_v4l2 videobuf2_common spi_bcm2835 videodev mc snd_bcm2835(C) vc_sm_cma(C) rpivid_mem uio_pdrv_genirq uio nvmem_rmem sch_fq_codel fuse
[ 4937.495702] CPU: 1 PID: 11152 Comm: pytest Tainted: G         C        5.10.95-v8 #1
[ 4937.495707] Hardware name: Raspberry Pi 4 Model B Rev 1.5 (DT)
[ 4937.495716] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
[ 4937.495730] pc : vb2_start_streaming+0xd4/0x130 [videobuf2_common]
[ 4937.495743] lr : vb2_start_streaming+0x8c/0x130 [videobuf2_common]
[ 4937.495748] sp : ffffffc0143e3b30
[ 4937.495753] x29: ffffffc0143e3b30 x28: ffffffc008c35858 
[ 4937.495766] x27: ffffff817f5cde00 x26: 0000000000000000 
[ 4937.495778] x25: ffffff81018a5680 x24: 0000000000000001 
[ 4937.495790] x23: ffffffc0143e3d18 x22: ffffffc008bcaf00 
[ 4937.495802] x21: ffffff81018a5e48 x20: 00000000ffffffea 
[ 4937.495814] x19: ffffff81018a5c70 x18: 0000000000000000 
[ 4937.495825] x17: 0000000000000000 x16: 0000000000000000 
[ 4937.495837] x15: 000000000000000a x14: 3338326d6362203a 
[ 4937.495848] x13: 7073692d35333832 x12: 74726174735f6564 
[ 4937.495860] x11: 6f6e5f7073695f35 x10: 6c696146203a676e 
[ 4937.495872] x9 : ffffffc0100d65d0 x8 : 74726f7020676e69 
[ 4937.495884] x7 : 6c62616e65206465 x6 : ffffffc011f84610 
[ 4937.495895] x5 : c0000000ffffefff x4 : 0000000000000000 
[ 4937.495907] x3 : 0000000000000000 x2 : 0000000000000000 
[ 4937.495918] x1 : ffffff810198bc80 x0 : 0000000000000001 
[ 4937.495930] Call trace:
[ 4937.495944]  vb2_start_streaming+0xd4/0x130 [videobuf2_common]
[ 4937.495958]  vb2_core_streamon+0x180/0x18c [videobuf2_common]
[ 4937.495971]  vb2_streamon+0x70/0x78 [videobuf2_v4l2]
[ 4937.495982]  vb2_ioctl_streamon+0x50/0x6c [videobuf2_v4l2]
[ 4937.496020]  v4l_streamon+0x30/0x3c [videodev]
[ 4937.496052]  __video_do_ioctl+0x258/0x384 [videodev]
[ 4937.496083]  video_usercopy+0x218/0x4a4 [videodev]
[ 4937.496114]  video_ioctl2+0x24/0x3c [videodev]
[ 4937.496145]  v4l2_ioctl+0x54/0x7c [videodev]
[ 4937.496159]  vfs_ioctl+0x34/0x54
[ 4937.496167]  __arm64_sys_ioctl+0x84/0xdc
[ 4937.496175]  el0_svc_common.constprop.0+0x134/0x1f0
[ 4937.496182]  do_el0_svc+0x58/0x88
[ 4937.496190]  el0_svc+0x20/0x30
[ 4937.496196]  el0_sync_handler+0xbc/0x158
[ 4937.496203]  el0_sync+0x180/0x1c0
[ 4937.496210] ---[ end trace c5a1f49cc2d52c25 ]---
[ 4937.959630] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4938.316491] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.190115] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.190135] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL
[ 4946.192160] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.192183] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL
[ 4946.197398] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.197416] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL
[ 4946.199648] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.199665] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL
[ 4946.202100] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.202118] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL
[ 4946.203676] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.203696] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL
[ 4946.205348] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.205367] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL
[ 4946.206944] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Failed vchiq_mmal_port_set_format on port, ret -3
[ 4946.206961] bcm2835-isp bcm2835-isp: populate_qdata_fmt: Current buffer size of 34560 < min buf size 115200 - driver mismatch to MMAL