Unable to handle kernel paging request at virtual address dfff800000000008
KASAN: null-ptr-deref in range [0x0000000000000040-0x0000000000000047]
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
[dfff800000000008] address between user and kernel address ranges
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 13643 Comm: syz-executor.1 Not tainted 6.3.0-rc1-syzkaller-gfe15c26ee26e #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 : generic_test_bit include/asm-generic/bitops/generic-non-atomic.h:128 [inline]
pc : txBegin+0x138/0x5e0 fs/jfs/jfs_txnmgr.c:366
lr : txBegin+0x104/0x5e0 fs/jfs/jfs_txnmgr.c:357
sp : ffff800020f57860
x29: ffff800020f57880 x28: dfff800000000000 x27: ffff800020f57940
x26: 1ffff00002c4eda8 x25: 0000000000000040 x24: 0000000000000000
x23: ffff800016281ee0 x22: ffff0000dadffe30 x21: 0000000000000150
x20: 0000000000000008 x19: 0000000000000000 x18: ffff800020f57220
x17: 0000000000000000 x16: ffff80000832d628 x15: 0000000000000000
x14: 1ffff00002b9c0b2 x13: dfff800000000000 x12: ffff7000041eaef4
x11: ff80800009a288b0 x10: 0000000000000000 x9 : ffff000134f1d1c0
x8 : 1ffff00002c4eda8 x7 : ffff800009a28884 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000832d758
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 txBegin+0x138/0x5e0 fs/jfs/jfs_txnmgr.c:362
 jfs_link+0x1ac/0x560 fs/jfs/namei.c:802
 vfs_link+0x3e8/0x560 fs/namei.c:4522
 do_linkat+0x2f4/0x898 fs/namei.c:4593
 __do_sys_linkat fs/namei.c:4621 [inline]
 __se_sys_linkat fs/namei.c:4618 [inline]
 __arm64_sys_linkat+0xe4/0x100 fs/namei.c:4618
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: 9400012e aa1703e0 95941a79 350002f8 (387c6a88) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	9400012e 	bl	0x4b8
   4:	aa1703e0 	mov	x0, x23
   8:	95941a79 	bl	0x65069ec
   c:	350002f8 	cbnz	w24, 0x68
* 10:	387c6a88 	ldrb	w8, [x20, x28] <-- trapping instruction