Unable to handle kernel paging request at virtual address dfff800000000065
KASAN: null-ptr-deref in range [0x0000000000000328-0x000000000000032f]
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
[dfff800000000065] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 7589 Comm: syz.5.893 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
pstate: 23400005 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : wacom_intuos_irq+0x28d0/0x2984 drivers/hid/wacom_wac.c:1036
lr : wacom_intuos_irq+0x8c/0x2984 drivers/hid/wacom_wac.c:1028
sp : ffff8000958476d0
x29: ffff800095847730 x28: dfff800000000000 x27: 1fffe0001f779249
x26: 1fffe0001f779232 x25: ffff0000fbbc9248 x24: ffff0000fbbc9190
x23: 000000000000008c x22: ffff0000f574c0ae x21: dfff800000000000
x20: 1fffe0001eae9815 x19: 0000000000000328 x18: 0000000000000000
x17: 0000000000000000 x16: 0000000000000000 x15: 00000000200000c0
x14: 0000000000804b3f x13: 0000000000000001 x12: 0000000000000003
x11: 0000000000000000 x10: 000000000000000f x9 : 0000000000000000
x8 : 0000000000000065 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff8000847ae2e4
x2 : 000000000000008c x1 : ffff0000da9f8000 x0 : 0000000000000000
dump_backtrace(regs = 00000000d2c8b3b3 tsk = 0000000000000000)
Call trace:
 wacom_intuos_irq+0x28d0/0x2984 drivers/hid/wacom_wac.c:1036 (P)
 wacom_wac_irq+0x798/0x59b8 drivers/hid/wacom_wac.c:3511
 wacom_raw_event+0x944/0xa88 drivers/hid/wacom_sys.c:183
 __hid_input_report+0x32c/0x408 drivers/hid/hid-core.c:2175
 hid_safe_input_report+0x50/0x68 drivers/hid/hid-core.c:2227
 uhid_dev_input2+0xb0/0x134 drivers/hid/uhid.c:609
 uhid_char_write+0x40c/0xa24 drivers/hid/uhid.c:767
 vfs_write+0x2a4/0xa0c fs/read_write.c:685
 ksys_write+0x12c/0x228 fs/read_write.c:739
 __do_sys_write fs/read_write.c:750 [inline]
 __se_sys_write fs/read_write.c:747 [inline]
 __arm64_sys_write+0x84/0x98 fs/read_write.c:747
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140
 el0_svc+0x60/0x1d8 arch/arm64/kernel/entry-common.c:796
 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:815
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:606
Code: 910ca273 d2d00015 d343fe68 f2fbfff5 (387c6908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	910ca273 	add	x19, x19, #0x328
   4:	d2d00015 	mov	x21, #0x800000000000        	// #140737488355328
   8:	d343fe68 	lsr	x8, x19, #3
   c:	f2fbfff5 	movk	x21, #0xdfff, lsl #48
* 10:	387c6908 	ldrb	w8, [x8, x28] <-- trapping instruction