------------[ cut here ]------------
[   54.322877] WARNING: CPU: 5 PID: 1192 at kernel/trace/trace_functions_graph.c:927 print_graph_entry+0x4d0/0x4e8
[   54.322903] Modules linked in: brcmfmac brcmutil cfg80211 snd_soc_hdmi_codec dw_hdmi_i2s_audio dw_hdmi_cec rockchipdrm hantro_vpu hci_uart dw_hdmi_qp analogix_dp btqca dw_mipi_dsi btbcm drm_dp_aux_bus v4l2_vp9 bluetooth v4l2_h264 dw_hdmi panfrost v4l2_jpeg cec v4l2_mem2mem drm_shmem_helper drm_display_helper videobuf2_dma_contig snd_soc_simple_card snd_soc_audio_graph_card snd_soc_spdif_tx reset_gpio rfkill videobuf2_memops drm_client_lib snd_soc_simple_card_utils gpu_sched snd_soc_rockchip_i2s pwrseq_core rockchip_saradc phy_rockchip_pcie videobuf2_v4l2 drm_dma_helper rtc_rk808 industrialio_triggered_buffer videobuf2_common drm_kms_helper snd_soc_es8316 kfifo_buf pcie_rockchip_host rockchip_thermal coresight_cpu_debug fuse drm backlight ip_tables x_tables
[   54.323359] CPU: 5 UID: 0 PID: 1192 Comm: cat Not tainted 6.15.0-next-20250529 #1 PREEMPT_RT 
[   54.323372] Hardware name: Radxa ROCK Pi 4B (DT)
[   54.323383] pstate: a0000005 (NzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   54.323396] pc : print_graph_entry+0x4d0/0x4e8
[   54.323411] lr : print_graph_entry+0x140/0x4e8
[   54.323427] sp : ffff800085ec3af0
[   54.323436] x29: ffff800085ec3b50 x28: ffff00000231cae0 x27: ffff00000231cb00
[   54.323467] x26: 00000000fffffff8 x25: 0000000000000001 x24: ffff00000231cae0
[   54.323498] x23: 0000000000000001 x22: 0000000000000696 x21: 00000000fefefefe
[   54.323530] x20: ffff000016090000 x19: ffff000016092090 x18: 0000000000000000
[   54.323561] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   54.323591] x14: 0000000000000001 x13: 0000000000000001 x12: 2d2d2d2d2d2d2d2d
[   54.323622] x11: 2d2d2d2d2d2d2d2d x10: 0000000000000020 x9 : 2d2d2d2d2d2d2d2d
[   54.323653] x8 : 0000000000000020 x7 : 0000000000000001 x6 : 0000000000000029
[   54.323684] x5 : 0000000c9f716c37 x4 : ffff800074d1e000 x3 : 00000000fefefefd
[   54.323715] x2 : ffff8000829be4f0 x1 : fffffdffbf7700e0 x0 : 0000000c9f7168cc
[   54.323746] Call trace:
[   54.323757]  print_graph_entry+0x4d0/0x4e8 (P)
[   54.323775]  print_graph_function_flags+0x280/0x4b8
[   54.323791]  print_graph_function+0x18/0x28
[   54.323807]  print_trace_line+0xc8/0x5d0
[   54.323823]  tracing_read_pipe+0x20c/0x380
[   54.323838]  vfs_read+0xcc/0x340
[   54.323857]  ksys_read+0x7c/0x120
[   54.323873]  __arm64_sys_read+0x24/0x38
[   54.323891]  invoke_syscall+0x50/0x120
[   54.323906]  el0_svc_common.constprop.0+0xc8/0xf0
[   54.323921]  do_el0_svc+0x24/0x38
[   54.323935]  el0_svc+0x3c/0x130
[   54.323954]  el0t_64_sync_handler+0x10c/0x138
[   54.323971]  el0t_64_sync+0x198/0x1a0
[   54.323987] ---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
[   87.083409] WARNING: CPU: 5 PID: 3077 at kernel/trace/trace_functions_graph.c:985 print_graph_entry+0x4b8/0x4e8
[   87.083421] Modules linked in: brcmfmac brcmutil cfg80211 snd_soc_hdmi_codec dw_hdmi_i2s_audio dw_hdmi_cec rockchipdrm hantro_vpu hci_uart dw_hdmi_qp analogix_dp btqca dw_mipi_dsi btbcm drm_dp_aux_bus v4l2_vp9 bluetooth v4l2_h264 dw_hdmi panfrost v4l2_jpeg cec v4l2_mem2mem drm_shmem_helper drm_display_helper videobuf2_dma_contig snd_soc_simple_card snd_soc_audio_graph_card snd_soc_spdif_tx reset_gpio rfkill videobuf2_memops drm_client_lib snd_soc_simple_card_utils gpu_sched snd_soc_rockchip_i2s pwrseq_core rockchip_saradc phy_rockchip_pcie videobuf2_v4l2 drm_dma_helper rtc_rk808 industrialio_triggered_buffer videobuf2_common drm_kms_helper snd_soc_es8316 kfifo_buf pcie_rockchip_host rockchip_thermal coresight_cpu_debug fuse drm backlight ip_tables x_tables
[   87.083634] CPU: 5 UID: 0 PID: 3077 Comm: cat Tainted: G        W           6.15.0-next-20250529 #1 PREEMPT_RT 
[   87.083642] Tainted: [W]=WARN
[   87.083647] Hardware name: Radxa ROCK Pi 4B (DT)
[   87.083651] pstate: a0000005 (NzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[   87.083658] pc : print_graph_entry+0x4b8/0x4e8
[   87.083665] lr : print_graph_entry+0x140/0x4e8
[   87.083672] sp : ffff800087b7baf0
[   87.083676] x29: ffff800087b7bb50 x28: ffff000001944660 x27: ffff000001944680
[   87.083692] x26: ffff8000816111bc x25: 0000000000000003 x24: ffff000001944660
[   87.083707] x23: ffff00001609c000 x22: 0000000000000696 x21: 00000000fefefefe
[   87.083721] x20: ffff000016098000 x19: ffff00001609a090 x18: 0000000000000000
[   87.083736] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[   87.083750] x14: 0000000000000001 x13: 0000000000000001 x12: 2d2d2d2d2d2d2d2d
[   87.083764] x11: 2d2d2d2d2d2d2d2d x10: 0000000000000020 x9 : 2d2d2d2d2d2d2d2d
[   87.083778] x8 : 0000000000000020 x7 : 0000000000000001 x6 : 0000000000000029
[   87.083792] x5 : ffff00001609a112 x4 : ffff80008219cc76 x3 : 0000000000000003
[   87.083807] x2 : ffff8000829be4f0 x1 : ffff800074d62000 x0 : fffffdffbf7b40e0
[   87.083821] Call trace:
[   87.083827]  print_graph_entry+0x4b8/0x4e8 (P)
[   87.083836]  print_graph_function_flags+0x280/0x4b8
[   87.083843]  print_graph_function+0x18/0x28
[   87.083850]  print_trace_line+0xc8/0x5d0
[   87.083857]  tracing_read_pipe+0x20c/0x380
[   87.083863]  vfs_read+0xcc/0x340
[   87.083875]  ksys_read+0x7c/0x120
[   87.083883]  __arm64_sys_read+0x24/0x38
[   87.083892]  invoke_syscall+0x50/0x120
[   87.083899]  el0_svc_common.constprop.0+0xc8/0xf0
[   87.083905]  do_el0_svc+0x24/0x38
[   87.083910]  el0_svc+0x3c/0x130
[   87.083919]  el0t_64_sync_handler+0x10c/0x138
[   87.083927]  el0t_64_sync+0x198/0x1a0
[   87.083934] ---[ end trace 0000000000000000 ]---

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