__fput+0x68e/0xa70 fs/file_table.c:476
 task_work_run+0x1d4/0x260 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:44 [inline]
 exit_to_user_mode_loop+0xff/0x4f0 kernel/entry/common.c:75
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline]
 do_syscall_64+0x2e9/0xfa0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
------------[ cut here ]------------
kernel BUG at mm/filemap.c:1531!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 6730 Comm: syz.4.262 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:folio_end_read+0x22e/0x230 mm/filemap.c:1531
Code: 54 c7 ff 48 89 df 48 c7 c6 80 84 74 8b e8 8a 89 2d ff 90 0f 0b e8 92 54 c7 ff 48 89 df 48 c7 c6 e0 7c 74 8b e8 73 89 2d ff 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa
RSP: 0018:ffffc9000484f648 EFLAGS: 00010246
RAX: 92d8ce8c12cbd300 RBX: ffffea00012d8d40 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8d78e538 RDI: 00000000ffffffff
RBP: 0000000000000001 R08: ffffffff8f7de477 R09: 1ffffffff1efbc8e
R10: dffffc0000000000 R11: fffffbfff1efbc8f R12: 1ffffd400025b1a9
R13: 1ffffd400025b1a8 R14: ffffea00012d8d48 R15: 0000000000000008
FS:  0000555577157500(0000) GS:ffff888125fbc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c467d8c CR3: 000000007615c000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 iomap_read_folio+0x373/0x580 fs/iomap/buffered-io.c:578
 iomap_bio_read_folio include/linux/iomap.h:598 [inline]
 xfs_vm_read_folio+0x9e/0xe0 fs/xfs/xfs_aops.c:745
 filemap_read_folio+0x117/0x380 mm/filemap.c:2496
 filemap_fault+0xbce/0x12b0 mm/filemap.c:3641
 __do_fault+0x138/0x390 mm/memory.c:5318
 do_cow_fault mm/memory.c:5783 [inline]
 do_fault mm/memory.c:5889 [inline]
 do_pte_missing+0x554/0x3380 mm/memory.c:4399
 handle_pte_fault mm/memory.c:6232 [inline]
 __handle_mm_fault mm/memory.c:6379 [inline]
 handle_mm_fault+0x1b26/0x32a0 mm/memory.c:6548
 do_user_addr_fault+0xa7c/0x1380 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1476 [inline]
 exc_page_fault+0x82/0x100 arch/x86/mm/fault.c:1532
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7fb3a595736b
Code: fa 10 73 2d 83 fa 08 73 46 83 fa 04 73 16 83 fa 01 7c 10 8a 0e 74 0a 0f b7 74 16 fe 66 89 74 17 fe 88 0f c3 8b 4c 16 fc 8b 36 <89> 4c 17 fc 89 37 c3 c5 fa 6f 06 c5 fa 6f 4c 16 f0 c5 fa 7f 07 c5
RSP: 002b:00007ffc7b409168 EFLAGS: 00010202
RAX: 0000200000000040 RBX: 0000000000000004 RCX: 0000000000737562
RDX: 0000000000000006 RSI: 0000000075622f2e RDI: 0000200000000040
RBP: 00007fb3a5be7da0 R08: 0000001b30020000 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000009 R12: 00007fb3a5be5fac
R13: 00007fb3a5be5fa0 R14: fffffffffffffffe R15: 00007ffc7b409280
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_end_read+0x22e/0x230 mm/filemap.c:1531
Code: 54 c7 ff 48 89 df 48 c7 c6 80 84 74 8b e8 8a 89 2d ff 90 0f 0b e8 92 54 c7 ff 48 89 df 48 c7 c6 e0 7c 74 8b e8 73 89 2d ff 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa
RSP: 0018:ffffc9000484f648 EFLAGS: 00010246
RAX: 92d8ce8c12cbd300 RBX: ffffea00012d8d40 RCX: 0000000000000000
RDX: 0000000000000007 RSI: ffffffff8d78e538 RDI: 00000000ffffffff
RBP: 0000000000000001 R08: ffffffff8f7de477 R09: 1ffffffff1efbc8e
R10: dffffc0000000000 R11: fffffbfff1efbc8f R12: 1ffffd400025b1a9
R13: 1ffffd400025b1a8 R14: ffffea00012d8d48 R15: 0000000000000008
FS:  0000555577157500(0000) GS:ffff888125fbc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2d5276 CR3: 000000007615c000 CR4: 00000000003526f0