Unable to handle kernel paging request at virtual address dfff800000000005
KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]
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
[dfff800000000005] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 7082 Comm: kworker/0:38 Tainted: G    B               syzkaller #0 PREEMPT 
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Workqueue: events request_firmware_work_func
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : load_firmware_cb+0x22c/0x14f4 drivers/media/tuners/xc2028.c:1376
lr : load_firmware_cb+0xe0/0x14f4 drivers/media/tuners/xc2028.c:1374
sp : ffff80009ede78a0
x29: ffff80009ede79f0 x28: 1ffff00011efe299 x27: 0000000000000000
x26: dfff800000000000 x25: ffff700013dbcf28 x24: 1fffe00018c54a63
x23: ffff80009ede7940 x22: 0000000000000000 x21: 0000000000000000
x20: 0000000000000000 x19: ffff0000c62a5318 x18: 00000000ffffffff
x17: ffff0001fea8d8b0 x16: ffff80008052b424 x15: 0000000000000001
x14: 000000008045443c x13: 0000000028bf1cd6 x12: ffff8000801fb550
x11: ffff800093339c28 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : 0000000000000005 x7 : 0000000000000000 x6 : 000000000000003f
x5 : 0000000000000040 x4 : 0000000000000001 x3 : ffff8000870c0424
x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000028
Call trace:
 load_firmware_cb+0x22c/0x14f4 drivers/media/tuners/xc2028.c:1376 (P)
 request_firmware_work_func+0xe8/0x19c drivers/base/firmware_loader/main.c:1161
 process_one_work+0x7e8/0x155c kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
Code: b5fff65b f9403bf6 9100a2c0 d343fc08 (387a6908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	b5fff65b 	cbnz	x27, 0xfffffffffffffec8
   4:	f9403bf6 	ldr	x22, [sp, #112]
   8:	9100a2c0 	add	x0, x22, #0x28
   c:	d343fc08 	lsr	x8, x0, #3
* 10:	387a6908 	ldrb	w8, [x8, x26] <-- trapping instruction