Unable to handle kernel paging request at virtual address dfff800000000008
KASAN: null-ptr-deref in range [0x0000000000000040-0x0000000000000047]
Mem abort info:
  ESR = 0x0000000096000005
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x05: level 1 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[dfff800000000008] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 11433 Comm: syz-executor.3 Not tainted 6.4.0-rc7-syzkaller-ge40939bbfc68 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
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 : ffff8000991d78a0
x29: ffff8000991d78c0 x28: dfff800000000000 x27: ffff8000991d79e0
x26: ffff8000991d7b30 x25: 0000000000000040 x24: 0000000000000000
x23: ffff80008e45f700 x22: ffff0000c1876a30 x21: 0000000000000150
x20: 0000000000000008 x19: 0000000000000000 x18: ffff8000991d72e0
x17: ffff800080aa06b8 x16: ffff80008032a508 x15: 000000000003dc33
x14: 1ffff00011bd80ac x13: dfff800000000000 x12: ffff70001323aefc
x11: 0000000000000001 x10: 0000000000000000 x9 : 0000000000000002
x8 : 1ffff00011c8a8ac x7 : ffff800081a07870 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008032a638
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 txBegin+0x138/0x5e0 fs/jfs/jfs_txnmgr.c:362
 jfs_symlink+0x218/0xef4 fs/jfs/namei.c:917
 vfs_symlink+0x138/0x260 fs/namei.c:4475
 do_symlinkat+0x364/0x6b0 fs/namei.c:4501
 __do_sys_symlinkat fs/namei.c:4517 [inline]
 __se_sys_symlinkat fs/namei.c:4514 [inline]
 __arm64_sys_symlinkat+0xa4/0xbc fs/namei.c:4514
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x244 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:191
 el0_svc+0x4c/0x160 arch/arm64/kernel/entry-common.c:647
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:665
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: 9400012e aa1703e0 95942bdc 350002f8 (387c6a88) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	9400012e 	bl	0x4b8
   4:	aa1703e0 	mov	x0, x23
   8:	95942bdc 	bl	0x650af78
   c:	350002f8 	cbnz	w24, 0x68
* 10:	387c6a88 	ldrb	w8, [x20, x28] <-- trapping instruction