------------[ cut here ]------------
[   27.504101] event 'ma_read' has unsafe pointer field 'fn'
[   27.504771] WARNING: kernel/trace/trace.c:3823 at ignore_event+0x1de/0x1fa, CPU#1: cat/335
[   27.504835] Modules linked in: configfs drm drm_panel_orientation_quirks backlight ip_tables x_tables
[   27.505162] CPU: 1 UID: 0 PID: 335 Comm: cat Not tainted 6.16.0-rc4-next-20250701 #1 NONE 
[   27.505207] Hardware name: riscv-virtio,qemu (DT)
[   27.505317] epc : ignore_event+0x1de/0x1fa
[   27.505363]  ra : ignore_event+0x1de/0x1fa
[   27.505395] epc : ffffffff801555d8 ra : ffffffff801555d8 sp : ff2000000073bbe0
[   27.505414]  gp : ffffffff81c62538 tp : ff60000081708d80 t0 : ff2000000073b9b8
[   27.505430]  t1 : 00000000ffffffff t2 : 205b2d2d2d2d2d2d s0 : ff2000000073bc50
[   27.505447]  s1 : ff60000080066150 a0 : 000000000000002d a1 : 0000000000000001
[   27.505464]  a2 : ff600000fffcd990 a3 : 0000000000000008 a4 : 0000000000000000
[   27.505480]  a5 : 0000000000000000 a6 : 0000000000000001 a7 : 0000000000000c23
[   27.505496]  s2 : ffffffff81801628 s3 : ff60000082ad0078 s4 : ffffffff81bedc30
[   27.505513]  s5 : ff60000082ad2090 s6 : ff60000082ad2054 s7 : ff6000008026a2f8
[   27.505529]  s8 : ffffffff81200000 s9 : ffffffff81800000 s10: ffffffff81bfbe58
[   27.505545]  s11: ff60000082ad4000 t3 : ffffffff81c626b8 t4 : ffffffff800201f8
[   27.505560]  t5 : ffffffff80144dbc t6 : ff2000000073b9b8
[   27.505575] status: 0000000200000120 badaddr: ffffffff801555d8 cause: 0000000000000003
[   27.505631] [<ffffffff801555d8>] ignore_event+0x1de/0x1fa
[   27.505689] [<ffffffff8015ae80>] trace_event_printf+0x46/0x88
[   27.505705] [<ffffffff80d4c414>] trace_raw_output_ma_read+0x5e/0x7a
[   27.505722] [<ffffffff80156a2a>] print_trace_line+0x1c2/0x438
[   27.505739] [<ffffffff8015727c>] tracing_read_pipe+0x1a2/0x2ee
[   27.505755] [<ffffffff802ee338>] vfs_read+0xb8/0x2c2
[   27.505773] [<ffffffff802eed8a>] ksys_read+0x78/0xde
[   27.505789] [<ffffffff802eee12>] __riscv_sys_read+0x22/0x2c
[   27.505805] [<ffffffff80d68c88>] do_trap_ecall_u+0x1ba/0x392
[   27.506153] [<ffffffff80d75b1a>] handle_exception+0x146/0x152
[   27.506245] ---[ end trace 0000000000000000 ]---