CFI failure at __traceiter_mmap_lock_acquire_returned+0x9a/0xf0 include/trace/events/mmap_lock.h:52 (target: tp_stub_func+0x0/0x10; expected type: 0xd59bbc2f)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 3850 Comm: syz.2.1271 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__traceiter_mmap_lock_acquire_returned+0x9a/0xf0 include/trace/events/mmap_lock.h:52
Code: 42 80 3c 30 00 74 05 e8 b4 26 0c 00 48 8b 7b 08 48 8b 75 c8 48 8b 55 c0 8b 4d d4 45 89 e0 41 ba d1 43 64 2a 45 03 57 fc 74 02 <0f> 0b 41 ff d7 49 83 c5 18 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 74
RSP: 0018:ffffc9000182f7d0 EFLAGS: 00010286
RAX: 1ffff11026966b86 RBX: ffff888134b35c28 RCX: 0000000000000000
RDX: ffffc9000182f840 RSI: ffff88810f7b6d00 RDI: ffffc90001835000
RBP: ffffc9000182f810 R08: 0000000000000001 R09: fffffbfff0ee498e
R10: 00000000cfa4aadd R11: 1ffffffff0ee498d R12: 0000000000000001
R13: ffff888134b35c28 R14: dffffc0000000000 R15: ffffffff817123b0
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000b0000 CR3: 0000000134ad3000 CR4: 00000000003506a0
DR0: 0000000000000002 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 trace_mmap_lock_acquire_returned include/trace/events/mmap_lock.h:52 [inline]
 __mmap_lock_do_trace_acquire_returned+0x17d/0x1d0 mm/mmap_lock.c:102
 __mmap_lock_trace_acquire_returned include/linux/mmap_lock.h:36 [inline]
 mmap_read_lock include/linux/mmap_lock.h:157 [inline]
 exit_mm kernel/exit.c:543 [inline]
 do_exit+0x2377/0x2650 kernel/exit.c:873
 do_group_exit+0x210/0x2d0 kernel/exit.c:1028
 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
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f281018ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2810f150e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f28103b5fa8 RCX: 00007f281018ebe9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f28103b5fa8
RBP: 00007f28103b5fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f28103b6038 R14: 00007ffc3fd0c0d0 R15: 00007ffc3fd0c1b8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__traceiter_mmap_lock_acquire_returned+0x9a/0xf0 include/trace/events/mmap_lock.h:52
Code: 42 80 3c 30 00 74 05 e8 b4 26 0c 00 48 8b 7b 08 48 8b 75 c8 48 8b 55 c0 8b 4d d4 45 89 e0 41 ba d1 43 64 2a 45 03 57 fc 74 02 <0f> 0b 41 ff d7 49 83 c5 18 4c 89 e8 48 c1 e8 03 42 80 3c 30 00 74
RSP: 0018:ffffc9000182f7d0 EFLAGS: 00010286

RAX: 1ffff11026966b86 RBX: ffff888134b35c28 RCX: 0000000000000000
RDX: ffffc9000182f840 RSI: ffff88810f7b6d00 RDI: ffffc90001835000
RBP: ffffc9000182f810 R08: 0000000000000001 R09: fffffbfff0ee498e
R10: 00000000cfa4aadd R11: 1ffffffff0ee498d R12: 0000000000000001
R13: ffff888134b35c28 R14: dffffc0000000000 R15: ffffffff817123b0
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000b0000 CR3: 0000000134ad3000 CR4: 00000000003506a0
DR0: 0000000000000002 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600