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:860!
Internal error: Oops - BUG: 00000000f2000800 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 7991 Comm: syz.4.772 Tainted: G             L      syzkaller #0 PREEMPT 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : __filemap_add_folio+0xdec/0x1158 mm/filemap.c:859
lr : __filemap_add_folio+0xdec/0x1158 mm/filemap.c:859
sp : ffff8000923f6f20
x29: ffff8000923f7070 x28: 1fffffbff868e9a1 x27: dfff800000000000
x26: 0000000000000001 x25: ffff8000923f6fe0 x24: ffff0000c148b6d0
x23: 0000000000000004 x22: ffff70001247edf8 x21: fffffdffc3474d00
x20: 0000000000000001 x19: 05ffc00000000041 x18: 1fffe00035c23420
x17: 6e697070616d203c x16: 20296f696c6f6628 x15: 726564726f5f6f69
x14: 6c6f66284f494c4f x13: 0000000000000001 x12: 0000000000000000
x11: 0000000000000000 x10: 0000000000ff0100 x9 : 992785a8d5dba200
x8 : 992785a8d5dba200 x7 : ffff80008047caa0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000804876e0
x2 : 0000000100000000 x1 : ffff0000f5ac1d00 x0 : 0000000000000000
Call trace:
 __filemap_add_folio+0xdec/0x1158 mm/filemap.c:859 (P)
 filemap_add_folio+0x4dc/0x7f4 mm/filemap.c:967
 ra_alloc_folio mm/readahead.c:456 [inline]
 page_cache_ra_order+0x56c/0xe28 mm/readahead.c:515
 do_sync_mmap_readahead+0x36c/0xa10 mm/filemap.c:-1
 filemap_fault+0x640/0x1420 mm/filemap.c:3555
 __do_fault+0xf4/0x4a0 mm/memory.c:5458
 do_read_fault mm/memory.c:5893 [inline]
 do_fault mm/memory.c:6027 [inline]
 do_pte_missing+0x1918/0x28a4 mm/memory.c:4550
 handle_pte_fault mm/memory.c:6411 [inline]
 __handle_mm_fault mm/memory.c:6549 [inline]
 handle_mm_fault+0x1564/0x245c mm/memory.c:6718
 faultin_page mm/gup.c:1126 [inline]
 __get_user_pages+0x678/0x20f0 mm/gup.c:1428
 populate_vma_page_range+0x260/0x358 mm/gup.c:1860
 __mm_populate+0x200/0x324 mm/gup.c:1963
 mm_populate include/linux/mm.h:4137 [inline]
 vm_mmap_pgoff+0x3a4/0x470 mm/util.c:586
 ksys_mmap_pgoff+0x398/0x5b4 mm/mmap.c:606
 __do_sys_mmap arch/arm64/kernel/sys.c:28 [inline]
 __se_sys_mmap arch/arm64/kernel/sys.c:21 [inline]
 __arm64_sys_mmap+0xf8/0x110 arch/arm64/kernel/sys.c:21
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:140
 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:740
 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:759
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594
Code: 9002fc61 91090021 aa1503e0 97deb340 (d4210000) 
---[ end trace 0000000000000000 ]---