======================================
| [    2.919118] ------------[ cut here ]------------
| [    2.919119] Event ice_tx_dim_work has double dereference in TP_printk: REC->q_vector->tx.tx_ring->q_index
| [    2.919121] WARNING: kernel/trace/trace_events.c:420 at test_double_dereference.cold+0xdb/0x11b, CPU#0: swapper/0/0
| [    2.919129] Modules linked in:
[    2.919137] Hardware name: Giga Computing E163-Z34-AAH1-000/MZ33-DC1-000, BIOS R32_F45 04/01/2026
[    2.919138] RIP: 0010:test_double_dereference.cold (kernel/trace/trace_events.c:420 (discriminator 9))
[    2.919140] Code: 07 83 c0 03 38 d0 7c 04 84 d2 75 4c 48 8b 04 24 4c 89 f7 8b 70 58 e8 68 fe ff ff 48 8d 3d 61 93 c3 06 48 89 d9 89 ea 48 89 c6 <67> 48 0f b9 3a 4c 8b 6c 24 38 4c 8b 7c 24 48 e9 04 3e 87 00 4c 89
All code
========
   0:	07                   	(bad)
   1:	83 c0 03             	add    $0x3,%eax
   4:	38 d0                	cmp    %dl,%al
   6:	7c 04                	jl     0xc
   8:	84 d2                	test   %dl,%dl
   a:	75 4c                	jne    0x58
   c:	48 8b 04 24          	mov    (%rsp),%rax
  10:	4c 89 f7             	mov    %r14,%rdi
  13:	8b 70 58             	mov    0x58(%rax),%esi
  16:	e8 68 fe ff ff       	call   0xfffffffffffffe83
  1b:	48 8d 3d 61 93 c3 06 	lea    0x6c39361(%rip),%rdi        # 0x6c39383
  22:	48 89 d9             	mov    %rbx,%rcx
  25:	89 ea                	mov    %ebp,%edx
  27:	48 89 c6             	mov    %rax,%rsi
  2a:*	67 48 0f b9 3a       	ud1    (%edx),%rdi		<-- trapping instruction
  2f:	4c 8b 6c 24 38       	mov    0x38(%rsp),%r13
  34:	4c 8b 7c 24 48       	mov    0x48(%rsp),%r15
  39:	e9 04 3e 87 00       	jmp    0x873e42
  3e:	4c                   	rex.WR
  3f:	89                   	.byte 0x89

Code starting with the faulting instruction
===========================================
   0:	67 48 0f b9 3a       	ud1    (%edx),%rdi
   5:	4c 8b 6c 24 38       	mov    0x38(%rsp),%r13
   a:	4c 8b 7c 24 48       	mov    0x48(%rsp),%r15
   f:	e9 04 3e 87 00       	jmp    0x873e18
  14:	4c                   	rex.WR
  15:	89                   	.byte 0x89
[    2.919142] RSP: 0000:ffffffff90607d38 EFLAGS: 00010046
[    2.919144] RAX: ffffffff8fdb9920 RBX: ffffffff911dd285 RCX: ffffffff911dd285
[    2.919146] RDX: 0000000000000022 RSI: ffffffff8fdb9920 RDI: ffffffff9187f570
[    2.919146] RBP: 0000000000000022 R08: ffffffff8b200be8 R09: 1ffffffff20c0f2e
[    2.919147] R10: fffffbfff20c0f2f R11: fffffbfff20c0f2f R12: 0000000000000000
[    2.919148] R13: ffffffff911deb98 R14: ffffffff917fd4e0 R15: ffffffff917fd4e0
[    2.919149] FS:  0000000000000000(0000) GS:ff1100154f63c000(0000) knlGS:0000000000000000
[    2.919150] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    2.919151] CR2: ff1100184d9ff000 CR3: 00000017e18af001 CR4: 00000000000310b0
[    2.919153] Call Trace:
[    2.919154]  <TASK>
[    2.919158]  test_event_printk (kernel/trace/trace_events.c:602)
[    2.919164]  ? f_show (./include/linux/trace_events.h:475 (discriminator 1))
[    2.919165]  ? register_trace_event (kernel/trace/trace_output.c:920)
[    2.919171]  trace_event_raw_init (kernel/trace/trace_events.c:653)
[    2.919173]  event_init (kernel/trace/trace_events.c:3388)
[    2.919175]  trace_event_init (kernel/trace/trace_events.c:4874 kernel/trace/trace_events.c:4969)
[    2.919181]  trace_init (kernel/trace/trace.c:9957)
[    2.919183]  start_kernel (init/main.c:1077)
[    2.919186]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[    2.919189]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


Finger prints:
test_event_printk:trace_event_raw_init:event_init:trace_event_init:trace_init