------------[ cut here ]------------
[   53.331982] WARNING: kernel/trace/trace_functions_graph.c:991 at print_graph_entry+0x4b8/0x4e8, CPU#4: cat/1019
[   53.331992] Modules linked in: brcmfmac brcmutil cfg80211 snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio snd_soc_audio_graph_card snd_soc_simple_card snd_soc_rockchip_i2s snd_soc_es8316 snd_soc_spdif_tx snd_soc_simple_card_utils rockchipdrm snd_soc_core hci_uart dw_hdmi_qp analogix_dp snd_compress btqca panfrost dw_mipi_dsi snd_pcm_dmaengine hantro_vpu btbcm drm_shmem_helper drm_dp_aux_bus snd_pcm reset_gpio dw_hdmi bluetooth gpu_sched v4l2_vp9 rtc_rk808 v4l2_h264 snd_timer drm_display_helper rockchip_rga phy_rockchip_pcie snd rfkill cec v4l2_jpeg videobuf2_dma_sg pwrseq_core v4l2_mem2mem drm_client_lib soundcore videobuf2_dma_contig drm_dma_helper videobuf2_memops videobuf2_v4l2 drm_kms_helper videobuf2_common rockchip_saradc industrialio_triggered_buffer rockchip_dfi kfifo_buf rockchip_thermal coresight_cpu_debug pcie_rockchip_host fuse drm backlight ip_tables x_tables
[   53.332138] CPU: 4 UID: 0 PID: 1019 Comm: cat Not tainted 6.16.0-rc6-next-20250717 #1 PREEMPT_RT 
[   53.332145] Hardware name: Radxa ROCK Pi 4B (DT)
[   53.332147] pstate: a0000005 (NzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   53.332152] pc : print_graph_entry+0x4b8/0x4e8
[   53.332158] lr : print_graph_entry+0x140/0x4e8
[   53.332163] sp : ffff80008592baf0
[   53.332166] x29: ffff80008592bb50 x28: ffff00000277dde0 x27: ffff00000277de00
[   53.332175] x26: ffff8000801db85c x25: 0000000000000002 x24: ffff00000277dde0
[   53.332184] x23: ffff00001491c000 x22: 0000000000000696 x21: 00000000fefefefe
[   53.332192] x20: ffff000014918000 x19: ffff00001491a090 x18: 0000000000000000
[   53.332200] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   53.332208] x14: 0000000000000001 x13: 0000000000000001 x12: 2d2d2d2d2d2d2d2d
[   53.332216] x11: 2d2d2d2d2d2d2d2d x10: 0000000000000020 x9 : 2d2d2d2d2d2d2d2d
[   53.332224] x8 : 0000000000000020 x7 : 0000000000000001 x6 : 0000000000000029
[   53.332232] x5 : ffff00001491a112 x4 : ffff80008217fe5e x3 : 0000000000000002
[   53.332240] x2 : ffff80008299e030 x1 : ffff800074d5c000 x0 : fffffdffbf796580
[   53.332248] Call trace:
[   53.332251]  print_graph_entry+0x4b8/0x4e8 (P)
[   53.332258]  print_graph_function_flags+0x280/0x4b8
[   53.332265]  print_graph_function+0x18/0x28
[   53.332270]  print_trace_line+0xc8/0x5d0
[   53.332276]  tracing_read_pipe+0x21c/0x390
[   53.332281]  vfs_read+0xcc/0x340
[   53.332286]  ksys_read+0x7c/0x120
[   53.332291]  __arm64_sys_read+0x24/0x38
[   53.332296]  invoke_syscall+0x50/0x120
[   53.332301]  el0_svc_common.constprop.0+0xc8/0xf0
[   53.332305]  do_el0_svc+0x24/0x38
[   53.332309]  el0_svc+0x3c/0x138
[   53.332316]  el0t_64_sync_handler+0xa0/0xe8
[   53.332322]  el0t_64_sync+0x198/0x1a0
[   53.332327] ---[ end trace 0000000000000000 ]---