el0_da+0x70/0x184 arch/arm64/kernel/entry-common.c:515
 el0t_64_sync_handler+0xcc/0xf0 arch/arm64/kernel/entry-common.c:658
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
Unable to handle kernel paging request at virtual address dfff800000000001
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006
  CM = 0, WnR = 0
[dfff800000000001] address between user and kernel address ranges
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 13439 Comm: syz-executor.2 Not tainted 6.1.23-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : _compound_head include/linux/page-flags.h:253 [inline]
pc : unlock_page+0x28/0x74 mm/folio-compat.c:20
lr : unlock_page+0x18/0x74 mm/folio-compat.c:19
sp : ffff80002d5e7740
x29: ffff80002d5e7740 x28: 0000000000000007 x27: 0000000000000000
x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000
x23: 0000000000000001 x22: ffff0000d602cb08 x21: 00000000fffffff4
x20: 0000000000000008 x19: 0000000000000000 x18: 1fffe000368b6b76
x17: 0000000000000000 x16: ffff8000084f40fc x15: 0000000000000000
x14: 0000000000000002 x13: fffffffffffdb380 x12: 0000000000040000
x11: 000000000001643e x10: ffff800022dfa000 x9 : 0000000000000001
x8 : dfff800000000000 x7 : fffffffffffdb380 x6 : fffffffffffdb330
x5 : ffff80002d5e6918 x4 : ffff80001563c328 x3 : ffff80000966c800
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 _compound_head include/linux/page-flags.h:253 [inline]
 unlock_page+0x28/0x74 mm/folio-compat.c:20
 ni_readpage_cmpr+0x48c/0x7b4 fs/ntfs3/frecord.c:2148
 ntfs_read_folio+0x14c/0x1c0 fs/ntfs3/inode.c:713
 filemap_read_folio+0x14c/0x39c mm/filemap.c:2407
 filemap_fault+0xa58/0xf7c mm/filemap.c:3221
 __do_fault+0x11c/0x3d8 mm/memory.c:4198
 do_read_fault mm/memory.c:4549 [inline]
 do_fault mm/memory.c:4678 [inline]
 handle_pte_fault mm/memory.c:4950 [inline]
 __handle_mm_fault mm/memory.c:5092 [inline]
 handle_mm_fault+0x1f20/0x3d18 mm/memory.c:5213
 __do_page_fault arch/arm64/mm/fault.c:512 [inline]
 do_page_fault+0x634/0xac4 arch/arm64/mm/fault.c:612
 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:695
 do_mem_abort+0x74/0x200 arch/arm64/mm/fault.c:831
 el0_da+0x70/0x184 arch/arm64/kernel/entry-common.c:515
 el0t_64_sync_handler+0xcc/0xf0 arch/arm64/kernel/entry-common.c:658
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
Code: d2d00008 91002274 f2fbffe8 d343fe89 (38686928) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d2d00008 	mov	x8, #0x800000000000        	// #140737488355328
   4:	91002274 	add	x20, x19, #0x8
   8:	f2fbffe8 	movk	x8, #0xdfff, lsl #48
   c:	d343fe89 	lsr	x9, x20, #3
* 10:	38686928 	ldrb	w8, [x9, x8] <-- trapping instruction