CFI failure at __traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:94 (target: tp_stub_func+0x0/0x10; expected type: 0x8682d211)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 30180 Comm: syz.0.11798 Not tainted 6.1.138-syzkaller-00009-g6246d345f550 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:94
Code: 8b 3d 88 43 ca 05 4d 85 ff 74 2e 48 89 d3 49 89 f6 49 8b 07 49 8b 7f 08 4c 89 f6 48 89 da 41 ba ef 2d 7d 79 44 03 50 fc 74 02 <0f> 0b ff d0 49 83 7f 18 00 4d 8d 7f 18 75 d8 31 c0 5b 41 5e 41 5f
RSP: 0018:ffffc9000176f760 EFLAGS: 00010213
RAX: ffffffff81710d60 RBX: ffff888133a4c400 RCX: ffff88814dbc5100
RDX: ffff888133a4c400 RSI: ffffffff8180e565 RDI: ffffffff87057250
RBP: ffffc9000176f778 R08: dffffc0000000000 R09: ffffed10266aea01
R10: 000000001ebd94fb R11: ffffffff8180e550 R12: 1ffff11026749883
R13: dffffc0000000000 R14: ffffffff8180e565 R15: ffff888133a4c310
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000e6a000 CR3: 000000012dd31000 CR4: 00000000003506b0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 trace_kfree include/trace/events/kmem.h:94 [inline]
 kfree+0xc9/0xf0 mm/slab_common.c:977
 bpf_raw_tp_link_dealloc+0x15/0x20 kernel/bpf/syscall.c:3179
 bpf_link_free+0x321/0x390 kernel/bpf/syscall.c:2743
 bpf_link_put kernel/bpf/syscall.c:2765 [inline]
 bpf_link_release+0x15f/0x170 kernel/bpf/syscall.c:2774
 __fput+0x1fc/0x8f0 fs/file_table.c:320
 ____fput+0x15/0x20 fs/file_table.c:348
 task_work_run+0x1db/0x240 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0xa1d/0x2650 kernel/exit.c:877
 do_group_exit+0x210/0x2d0 kernel/exit.c:1027
 get_signal+0x13b5/0x1520 kernel/signal.c:2889
 arch_do_signal_or_restart+0xb0/0x1030 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303
 ret_from_fork+0x15/0x30 arch/x86/entry/entry_64.S:288
RIP: 0033:0x7f9c1d1c3189
Code: Unable to access opcode bytes at 0x7f9c1d1c315f.
RSP: 002b:00007f9c1df471c0 EFLAGS: 00000206 ORIG_RAX: 00000000000001b3
RAX: 0000000000000000 RBX: 00007f9c1d145590 RCX: 00007f9c1d1c3189
RDX: 00007f9c1d145590 RSI: 0000000000000058 RDI: 00007ffd54240b30
RBP: 00007f9c1df476c0 R08: 00007f9c1df476c0 R09: 00007ffd54240c17
R10: 0000000000000008 R11: 0000000000000206 R12: ffffffffffffffa8
R13: 000000000000000b R14: 00007ffd54240b30 R15: 00007ffd54240c18
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:94
Code: 8b 3d 88 43 ca 05 4d 85 ff 74 2e 48 89 d3 49 89 f6 49 8b 07 49 8b 7f 08 4c 89 f6 48 89 da 41 ba ef 2d 7d 79 44 03 50 fc 74 02 <0f> 0b ff d0 49 83 7f 18 00 4d 8d 7f 18 75 d8 31 c0 5b 41 5e 41 5f
RSP: 0018:ffffc9000176f760 EFLAGS: 00010213

RAX: ffffffff81710d60 RBX: ffff888133a4c400 RCX: ffff88814dbc5100
RDX: ffff888133a4c400 RSI: ffffffff8180e565 RDI: ffffffff87057250
RBP: ffffc9000176f778 R08: dffffc0000000000 R09: ffffed10266aea01
R10: 000000001ebd94fb R11: ffffffff8180e550 R12: 1ffff11026749883
R13: dffffc0000000000 R14: ffffffff8180e565 R15: ffff888133a4c310
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000e6a000 CR3: 000000012dd31000 CR4: 00000000003506b0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600