el0t_64_sync_handler+0x10c/0x138 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
kobject: kobject_add_internal failed for raw_gadget with -EEXIST, don't try to register things with the same name in the same directory.
Unable to handle kernel paging request at virtual address dfff800000000004
KASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]
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
[dfff800000000004] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1]  SMP
Modules linked in:
CPU: 0 UID: 0 PID: 3905 Comm: syz.1.159 Not tainted 6.15.0-rc5-syzkaller #0 PREEMPT 
Hardware name: linux,dummy-virt (DT)
pstate: 000000c5 (nzcv daIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : kasan_byte_accessible+0xc/0x20 mm/kasan/generic.c:199
lr : __kasan_check_byte+0x20/0x74 mm/kasan/common.c:556
sp : ffff8000a2ec78f0
x29: ffff8000a2ec78f0 x28: ffff000013ac2000 x27: ffff8000870c0000
x26: 0000000000000000 x25: ffff8000802dc6b4 x24: 0000000000000000
x23: 0000000000000001 x22: 0000000000000000 x21: ffff80008547f50c
x20: 0000000000000020 x19: ffff80008547f50c x18: 0000000000000000
x17: 0000000000000000 x16: 0000000000000000 x15: 2072657473696765
x14: 000000000000000f x13: 0000000000000001 x12: ffff7000145d8f19
x11: 1ffff000145d8f18 x10: ffff7000145d8f18 x9 : dfff800000000000
x8 : ffff00000e333c80 x7 : ffff8000a2ec79e0 x6 : ffff8000802dc6b4
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 1fffe0000d415755
x2 : 1fffe00001c66791 x1 : dfff800000000000 x0 : 0000000000000004
Call trace:
 kasan_mem_to_shadow include/linux/kasan.h:65 [inline] (P)
 kasan_byte_accessible+0xc/0x20 mm/kasan/generic.c:199 (P)
 kasan_check_byte include/linux/kasan.h:399 [inline]
 lock_acquire kernel/locking/lockdep.c:5840 [inline]
 lock_acquire+0x158/0x38c kernel/locking/lockdep.c:5823
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x58/0x80 kernel/locking/spinlock.c:162
 complete_with_flags kernel/sched/completion.c:20 [inline]
 complete+0x24/0x1ec kernel/sched/completion.c:47
 module_kobj_release+0x34/0x4c kernel/params.c:946
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x17c/0x430 lib/kobject.c:737
 lookup_or_create_module_kobject.part.0+0xfc/0x144 kernel/params.c:783
 lookup_or_create_module_kobject+0x40/0x50 kernel/params.c:793
 module_add_driver+0x1bc/0x34c drivers/base/module.c:46
 bus_add_driver+0x260/0x4d4 drivers/base/bus.c:682
 driver_register+0xf4/0x3c0 drivers/base/driver.c:249
 usb_gadget_register_driver_owner+0xfc/0x2b0 drivers/usb/gadget/udc/core.c:1700
 raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
 raw_ioctl+0x1530/0x264c drivers/usb/gadget/legacy/raw_gadget.c:1306
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl fs/ioctl.c:892 [inline]
 __arm64_sys_ioctl+0x12c/0x188 fs/ioctl.c:892
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x6c/0x258 arch/arm64/kernel/syscall.c:49
 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x40/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x50/0x180 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x10c/0x138 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
Code: d65f03c0 d343fc00 d2d00001 f2fbffe1 (38616800) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d65f03c0 	ret
   4:	d343fc00 	lsr	x0, x0, #3
   8:	d2d00001 	mov	x1, #0x800000000000        	// #140737488355328
   c:	f2fbffe1 	movk	x1, #0xdfff, lsl #48
* 10:	38616800 	ldrb	w0, [x0, x1] <-- trapping instruction