------------[ cut here ]------------
[   49.264646] event 'ma_read' has unsafe pointer field 'fn'
[   49.266690] WARNING: kernel/trace/trace.c:3823 at ignore_event+0x1de/0x1fa, CPU#1: cat/339
[   49.266817] Modules linked in: drm configfs drm_panel_orientation_quirks backlight ip_tables x_tables
[   49.267399] CPU: 1 UID: 0 PID: 339 Comm: cat Not tainted 6.16.0-rc2-next-20250618 #1 NONE 
[   49.267484] Hardware name: riscv-virtio,qemu (DT)
[   49.267659] epc : ignore_event+0x1de/0x1fa
[   49.267734]  ra : ignore_event+0x1de/0x1fa
[   49.267786] epc : ffffffff80153c24 ra : ffffffff80153c24 sp : ff20000000723be0
[   49.267816]  gp : ffffffff81c60880 tp : ff60000085235e80 t0 : ff200000007239b8
[   49.267841]  t1 : ffffffffffffe000 t2 : 205b2d2d2d2d2d2d s0 : ff20000000723c50
[   49.267867]  s1 : ff60000080066150 a0 : 000000000000002d a1 : 0000000000000001
[   49.267891]  a2 : 00000000000000e1 a3 : 0000000000000008 a4 : 0000000000000000
[   49.267933]  a5 : 0000000000000000 a6 : ffffffffffffffff a7 : 0000000000000a00
[   49.267958]  s2 : ffffffff81801608 s3 : ff60000082170078 s4 : ffffffff81bebdb0
[   49.267983]  s5 : ff60000082172090 s6 : ff60000082172054 s7 : ff600000850e7278
[   49.268011]  s8 : ffffffff81200000 s9 : ffffffff81800000 s10: ffffffff81bfa020
[   49.268037]  s11: ff60000082174000 t3 : ffffffff81c60a00 t4 : ffffffff8001ff60
[   49.268061]  t5 : ffffffff8001ff60 t6 : ff200000007239b8
[   49.268086] status: 0000000200000120 badaddr: ffffffff80153c24 cause: 0000000000000003
[   49.268185] [<ffffffff80153c24>] ignore_event+0x1de/0x1fa
[   49.268287] [<ffffffff801594c8>] trace_event_printf+0x46/0x88
[   49.268311] [<ffffffff80d2d140>] trace_raw_output_ma_read+0x5e/0x7a
[   49.268335] [<ffffffff80155076>] print_trace_line+0x1c2/0x438
[   49.268355] [<ffffffff801558c8>] tracing_read_pipe+0x1a2/0x2ee
[   49.268374] [<ffffffff802ec0f4>] vfs_read+0xb0/0x294
[   49.268395] [<ffffffff802ecae8>] ksys_read+0x78/0xde
[   49.268414] [<ffffffff802ecb70>] __riscv_sys_read+0x22/0x2c
[   49.268434] [<ffffffff80d49a00>] do_trap_ecall_u+0x1ba/0x392
[   49.268451] [<ffffffff80d56896>] handle_exception+0x146/0x152
[   49.268560] ---[ end trace 0000000000000000 ]---

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