head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002
page dumped because: VM_BUG_ON_FOLIO(folio_order(folio) < mapping_min_folio_order(mapping))
------------[ cut here ]------------
kernel BUG at mm/filemap.c:867!
Internal error: Oops - BUG: 00000000f2000800 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 8550 Comm: syz.2.1703 Not tainted 6.15.0-rc2-syzkaller-00488-g6fea5fabd332 #0 PREEMPT 
Hardware name: linux,dummy-virt (DT)
pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __filemap_add_folio+0xafc/0xd54 mm/filemap.c:867
lr : __filemap_add_folio+0xafc/0xd54 mm/filemap.c:867
sp : ffff8000a1d26fc0
x29: ffff8000a1d26fc0 x28: 0000000000112cc0 x27: 0000000000000003
x26: 0000000000000001 x25: ffff8000a1d27170 x24: 00000000000001e0
x23: ffff00000e0ac208 x22: 0000000000000001 x21: fffffdffc0fbb200
x20: 0000000000112cc0 x19: ffff8000a1d27090 x18: 0000000000000000
x17: 6e697070616d203c x16: 20296f696c6f6628 x15: 726564726f5f6f69
x14: 6c6f66284f494c4f x13: 0000000000000001 x12: ffff700010e26129
x11: 1ffff00010e26128 x10: ffff700010e26128 x9 : dfff800000000000
x8 : 0000000000000003 x7 : 0000000000000001 x6 : ffff700010e26128
x5 : ffff800087130940 x4 : 1fffe000028973c9 x3 : 0000000000000000
x2 : 0000000000000000 x1 : ffff0000144b9e40 x0 : 000000000000005b
Call trace:
 __filemap_add_folio+0xafc/0xd54 mm/filemap.c:867 (P)
 filemap_add_folio+0x124/0x1d4 mm/filemap.c:969
 ra_alloc_folio mm/readahead.c:448 [inline]
 page_cache_ra_order+0x3f4/0x9b8 mm/readahead.c:509
 do_sync_mmap_readahead mm/filemap.c:3262 [inline]
 filemap_fault+0x1018/0x2320 mm/filemap.c:3403
 __do_fault+0xc8/0x588 mm/memory.c:5098
 do_read_fault mm/memory.c:5518 [inline]
 do_fault mm/memory.c:5652 [inline]
 do_pte_missing mm/memory.c:4160 [inline]
 handle_pte_fault mm/memory.c:5997 [inline]
 __handle_mm_fault+0x16ac/0x3670 mm/memory.c:6140
 handle_mm_fault+0x334/0x7ac mm/memory.c:6309
 do_page_fault+0x2ec/0xca0 arch/arm64/mm/fault.c:690
 do_translation_fault+0x184/0x1e8 arch/arm64/mm/fault.c:783
 do_mem_abort+0x68/0x1a4 arch/arm64/mm/fault.c:919
 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:432
 el1h_64_sync_handler+0xa8/0x124 arch/arm64/kernel/entry-common.c:510
 el1h_64_sync+0x6c/0x70 arch/arm64/kernel/entry.S:595
 fault_in_readable+0x11c/0x234 mm/gup.c:2241 (P)
 fault_in_iov_iter_readable+0xd4/0x22c lib/iov_iter.c:94
 generic_perform_write+0x4e4/0x684 mm/filemap.c:4152
 shmem_file_write_iter+0xe0/0x104 mm/shmem.c:3464
 new_sync_write fs/read_write.c:591 [inline]
 vfs_write+0x4b0/0xad4 fs/read_write.c:684
 ksys_write+0xec/0x1d8 fs/read_write.c:736
 __do_sys_write fs/read_write.c:747 [inline]
 __se_sys_write fs/read_write.c:744 [inline]
 __arm64_sys_write+0x6c/0x9c fs/read_write.c:744
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x6c/0x258 arch/arm64/kernel/syscall.c:49
 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x40/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x50/0x180 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x10c/0x138 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
Code: 913f0021 aa1503e0 913b0021 94034986 (d4210000) 
---[ end trace 0000000000000000 ]---