------------[ cut here ]------------
WARNING: CPU: 0 PID: 17803 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 0 PID: 17803 Comm: syz.0.15934 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 3d f7 d8 ff 85 db 48 c7 c0 f2 ff ff ff 49 0f 44 c6 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c0 f3 d8 ff <0f> 0b e9 1c ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ea fe
RSP: 0018:ffffc90000007d30 EFLAGS: 00010006
RAX: ffffffff819ed760 RBX: 0000000000000000 RCX: ffff88802123d940
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1004247b29
R10: ffffed1004247b29 R11: 1ffff11004247b28 R12: ffff88802123f0c8
R13: 00007ffffffff000 R14: ffffc90000007da8 R15: 0000000000000000
FS:  00007fc52693e6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c27fcbc CR3: 0000000061601000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
 ____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
 bpf_probe_read_compat+0xdd/0x170 kernel/trace/bpf_trace.c:277
 bpf_prog_f3c4d654356a1293+0x34/0xf5c
 bpf_dispatcher_nop_func include/linux/bpf.h:888 [inline]
 __bpf_prog_run include/linux/filter.h:621 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
 bpf_trace_run2+0x242/0x2d0 kernel/trace/bpf_trace.c:1915
 trace_tlb_flush+0xe6/0x110 include/trace/events/tlb.h:38
 flush_tlb_func+0x43f/0x510 arch/x86/mm/tlb.c:855
 flush_smp_call_function_queue+0x2a9/0x760 kernel/smp.c:628
 __sysvec_call_function_single+0x98/0x240 arch/x86/kernel/smp.c:248
 instr_sysvec_call_function_single arch/x86/kernel/smp.c:243 [inline]
 sysvec_call_function_single+0x98/0xc0 arch/x86/kernel/smp.c:243
 </IRQ>
 <TASK>
 asm_sysvec_call_function_single+0x16/0x20 arch/x86/include/asm/idtentry.h:684
RIP: 0010:tomoyo_file_ioctl+0x0/0x30 security/tomoyo/tomoyo.c:326
Code: c3 e8 b4 37 0c 06 0f 1f 40 00 53 48 89 fb e8 77 14 db fd bf 05 00 00 00 48 89 de 31 d2 5b e9 47 18 ff ff 0f 1f 80 00 00 00 00 <41> 56 53 89 f3 49 89 fe e8 53 14 db fd 49 83 c6 10 89 da bf 04 00
RSP: 0018:ffffc900030efea8 EFLAGS: 00000246
RAX: 1ffffffff1778843 RBX: 0000000000000000 RCX: ffff88802123d940
RDX: 0000000000000000 RSI: 0000000000006364 RDI: ffff888051db2c80
RBP: 0000000000006364 R08: dffffc0000000000 R09: fffffbfff1ad323e
R10: fffffbfff1ad323e R11: 1ffffffff1ad323d R12: ffffffff8bbc4218
R13: dffffc0000000000 R14: ffff888051db2c80 R15: ffffffff8bbc4200
 security_file_ioctl+0x6c/0xa0 security/security.c:1555
 __do_sys_ioctl fs/ioctl.c:868 [inline]
 __se_sys_ioctl+0x48/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fc5286d682b
Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
RSP: 002b:00007fc52693e050 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fc52891e038 RCX: 00007fc5286d682b
RDX: 0000000000000000 RSI: 0000000000006364 RDI: 00000000000000d8
RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcfb610a37
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fc52891e038 R14: 00007ffcfb610950 R15: 00007ffcfb610a38
 </TASK>
----------------
Code disassembly (best guess):
   0:	c3                   	ret
   1:	e8 b4 37 0c 06       	call   0x60c37ba
   6:	0f 1f 40 00          	nopl   0x0(%rax)
   a:	53                   	push   %rbx
   b:	48 89 fb             	mov    %rdi,%rbx
   e:	e8 77 14 db fd       	call   0xfddb148a
  13:	bf 05 00 00 00       	mov    $0x5,%edi
  18:	48 89 de             	mov    %rbx,%rsi
  1b:	31 d2                	xor    %edx,%edx
  1d:	5b                   	pop    %rbx
  1e:	e9 47 18 ff ff       	jmp    0xffff186a
  23:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
* 2a:	41 56                	push   %r14 <-- trapping instruction
  2c:	53                   	push   %rbx
  2d:	89 f3                	mov    %esi,%ebx
  2f:	49 89 fe             	mov    %rdi,%r14
  32:	e8 53 14 db fd       	call   0xfddb148a
  37:	49 83 c6 10          	add    $0x10,%r14
  3b:	89 da                	mov    %ebx,%edx
  3d:	bf                   	.byte 0xbf
  3e:	04 00                	add    $0x0,%al