CFI failure at __traceiter_mm_lru_insertion+0x75/0xc0 include/trace/events/pagemap.h:28 (target: tp_stub_func+0x0/0x10; expected type: 0x1afd09c9)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 2271 Comm: syz.4.569 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__traceiter_mm_lru_insertion+0x75/0xc0 include/trace/events/pagemap.h:28
Code: 49 8d 7e 08 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 9e d0 16 00 49 8b 7f 08 48 89 de 41 ba 37 f6 02 e5 45 03 55 fc 74 02 <0f> 0b 41 ff d5 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74
RSP: 0018:ffffc90000786c98 EFLAGS: 00010093
RAX: 1ffff110265963c6 RBX: ffffea00048d1bc0 RCX: ffff888122391440
RDX: 0000000000000000 RSI: ffffea00048d1bc0 RDI: ffffc90000bda000
RBP: ffffc90000786cc0 R08: dffffc0000000000 R09: fffffbfff0ee4bb6
R10: 000000008a435d43 R11: 1ffffffff0ee4bb5 R12: dffffc0000000000
R13: ffffffff817125b0 R14: ffff888132cb1e28 R15: ffff888132cb1e28
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffc3096428 CR3: 0000000132c40000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 trace_mm_lru_insertion include/trace/events/pagemap.h:28 [inline]
 lru_add_fn+0x616/0x660 mm/swap.c:221
 folio_batch_move_lru+0x282/0x470 mm/swap.c:238
 folio_batch_add_and_move mm/swap.c:255 [inline]
 folio_add_lru+0x21c/0x390 mm/swap.c:526
 shmem_get_folio_gfp+0x13c5/0x2230 mm/shmem.c:1990
 shmem_get_folio mm/shmem.c:2086 [inline]
 shmem_write_begin+0xea/0x2c0 mm/shmem.c:2571
 generic_perform_write+0x2f6/0x6d0 mm/filemap.c:3882
 __generic_file_write_iter+0x227/0x580 mm/filemap.c:4011
 generic_file_write_iter+0xae/0x310 mm/filemap.c:4043
 __kernel_write_iter+0x27e/0x640 fs/read_write.c:517
 dump_emit_page fs/coredump.c:886 [inline]
 dump_user_range+0x3da/0x600 fs/coredump.c:913
 elf_core_dump+0x29e7/0x2ef0 fs/binfmt_elf.c:2354
 do_coredump+0x1557/0x21b0 fs/coredump.c:760
 get_signal+0x11db/0x1520 kernel/signal.c:2875
 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
 irqentry_exit_to_user_mode+0x9/0x10 kernel/entry/common.c:316
 irqentry_exit+0x12/0x40 kernel/entry/common.c:419
 exc_page_fault+0x5e/0xb0 arch/x86/mm/fault.c:1525
 asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:608
RIP: 0033:0x7f036364f927
Code: 88 15 d2 5d eb 00 88 05 cf 5d eb 00 c3 50 48 8d 35 01 25 1c 00 48 8d 3d 07 25 1c 00 31 c0 e8 20 f7 ff ff 53 89 fb 48 83 ec 10 <64> 8b 04 25 94 ff ff ff 85 c0 74 2a 89 fe 31 c0 bf 3c 00 00 00 e8
RSP: 002b:00007f036464d120 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 000000000000000b RCX: 00007f036378eba9
RDX: 00007f036464d140 RSI: 00007f036464d270 RDI: 000000000000000b
RBP: 00007f0363811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 00007f03639d6038 R14: 00007f03639d5fa0 R15: 00007ffff1d6f608
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__traceiter_mm_lru_insertion+0x75/0xc0 include/trace/events/pagemap.h:28
Code: 49 8d 7e 08 48 89 f8 48 c1 e8 03 42 80 3c 20 00 74 05 e8 9e d0 16 00 49 8b 7f 08 48 89 de 41 ba 37 f6 02 e5 45 03 55 fc 74 02 <0f> 0b 41 ff d5 49 83 c6 18 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74
RSP: 0018:ffffc90000786c98 EFLAGS: 00010093
RAX: 1ffff110265963c6 RBX: ffffea00048d1bc0 RCX: ffff888122391440
RDX: 0000000000000000 RSI: ffffea00048d1bc0 RDI: ffffc90000bda000
RBP: ffffc90000786cc0 R08: dffffc0000000000 R09: fffffbfff0ee4bb6
R10: 000000008a435d43 R11: 1ffffffff0ee4bb5 R12: dffffc0000000000
R13: ffffffff817125b0 R14: ffff888132cb1e28 R15: ffff888132cb1e28
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffc3096428 CR3: 0000000132c40000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600