raw: 0000000000000008 0000000000000000 00000001ffffffff ffff0000d7748000 page dumped because: VM_BUG_ON_FOLIO(folio_order(folio) < mapping_min_folio_order(mapping)) ------------[ cut here ]------------ kernel BUG at mm/filemap.c:859! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 9469 Comm: syz.2.538 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : __filemap_add_folio+0xdd0/0x1034 mm/filemap.c:858 lr : __filemap_add_folio+0xdd0/0x1034 mm/filemap.c:858 sp : ffff80009c187020 x29: ffff80009c187160 x28: 1fffffbff88e5bf9 x27: dfff800000000000 x26: 0000000000000000 x25: ffff80009c1870e0 x24: ffff0000c1471f90 x23: 0000000000000004 x22: ffff700013830e18 x21: fffffdffc472dfc0 x20: 0000000000000000 x19: 05ffc00000000001 x18: 1fffe0003377d090 x17: 6e697070616d203c x16: ffff800082e5e714 x15: 0000000000000001 x14: 1ffff00013830cf8 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : 3790f3a0847fb300 x8 : 3790f3a0847fb300 x7 : ffff8000805761f8 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002 x2 : 0000000000000008 x1 : 0000000100000000 x0 : 000000000000005b Call trace: __filemap_add_folio+0xdd0/0x1034 mm/filemap.c:858 (P) filemap_add_folio+0x4e4/0x814 mm/filemap.c:966 ra_alloc_folio mm/readahead.c:453 [inline] page_cache_ra_order+0x610/0xee4 mm/readahead.c:512 page_cache_sync_ra+0x648/0xa70 mm/readahead.c:626 filemap_get_pages+0x338/0x1a98 mm/filemap.c:2690 filemap_splice_read+0x454/0xad8 mm/filemap.c:3079 do_splice_read fs/splice.c:982 [inline] splice_direct_to_actor+0x364/0x994 fs/splice.c:1086 do_splice_direct_actor fs/splice.c:1204 [inline] do_splice_direct+0x130/0x210 fs/splice.c:1230 do_sendfile+0x3cc/0x658 fs/read_write.c:1370 __do_sys_sendfile64 fs/read_write.c:1431 [inline] __se_sys_sendfile64 fs/read_write.c:1417 [inline] __arm64_sys_sendfile64+0x1b4/0x274 fs/read_write.c:1417 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Code: d0053561 91388021 aa1503e0 97db3316 (d4210000) ---[ end trace 0000000000000000 ]---