------------[ cut here ]------------
[   28.884618] event 'ma_read' has unsafe pointer field 'fn'
[   28.885616] WARNING: kernel/trace/trace.c:3823 at ignore_event+0x1de/0x1fa, CPU#0: cat/334
[   28.885685] Modules linked in: drm configfs drm_panel_orientation_quirks backlight ip_tables x_tables
[   28.886013] CPU: 0 UID: 0 PID: 334 Comm: cat Not tainted 6.16.0-rc4-next-20250702 #1 NONE 
[   28.886059] Hardware name: riscv-virtio,qemu (DT)
[   28.886157] epc : ignore_event+0x1de/0x1fa
[   28.886243]  ra : ignore_event+0x1de/0x1fa
[   28.886307] epc : ffffffff8015566c ra : ffffffff8015566c sp : ff2000000066bbe0
[   28.886325]  gp : ffffffff81c62740 tp : ff60000087045e80 t0 : ff2000000066b9b8
[   28.886341]  t1 : 00000000ffffffff t2 : 205b2d2d2d2d2d2d s0 : ff2000000066bc50
[   28.886356]  s1 : ff60000080066150 a0 : 000000000000002d a1 : 0000000000000001
[   28.886371]  a2 : 00000000000000e1 a3 : 0000000000000000 a4 : 0000000000000000
[   28.886386]  a5 : 0000000000000000 a6 : 0000000000000001 a7 : 000000000000156b
[   28.886401]  s2 : ffffffff81801628 s3 : ff600000870a8078 s4 : ffffffff81bede30
[   28.886417]  s5 : ff600000870aa090 s6 : ff600000870aa054 s7 : ff600000802683c0
[   28.886431]  s8 : ffffffff81200000 s9 : ffffffff81800000 s10: ffffffff81bfc058
[   28.886467]  s11: ff600000870ac000 t3 : ffffffff81c628c0 t4 : ffffffff800201f8
[   28.886492]  t5 : ffffffff800201f8 t6 : ff2000000066b9b8
[   28.886507] status: 0000000200000120 badaddr: ffffffff8015566c cause: 0000000000000003
[   28.886584] [<ffffffff8015566c>] ignore_event+0x1de/0x1fa
[   28.886660] [<ffffffff8015af14>] trace_event_printf+0x46/0x88
[   28.886688] [<ffffffff80d4d108>] trace_raw_output_ma_read+0x5e/0x7a
[   28.886720] [<ffffffff80156abe>] print_trace_line+0x1c2/0x438
[   28.886736] [<ffffffff80157310>] tracing_read_pipe+0x1a2/0x2ee
[   28.886750] [<ffffffff802ee388>] vfs_read+0xb8/0x2c2
[   28.886766] [<ffffffff802eedda>] ksys_read+0x78/0xde
[   28.886780] [<ffffffff802eee62>] __riscv_sys_read+0x22/0x2c
[   28.886794] [<ffffffff80d69978>] do_trap_ecall_u+0x1ba/0x392
[   28.886824] [<ffffffff80d7680a>] handle_exception+0x146/0x152
[   28.886910] ---[ end trace 0000000000000000 ]---

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