Unable to handle kernel paging request at virtual address dfff800000000001
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
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
[dfff800000000001] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 3306 Comm: udevd Not tainted 6.8.0-rc5-syzkaller-00172-gb6d69282db55 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : list_add_tail include/linux/list.h:183 [inline]
pc : list_lru_add+0x138/0x314 mm/list_lru.c:97
lr : list_lru_from_memcg_idx mm/list_lru.c:56 [inline]
lr : list_lru_from_memcg_idx mm/list_lru.c:53 [inline]
lr : list_lru_add+0x284/0x314 mm/list_lru.c:96
sp : ffff800089ea7600
x29: ffff800089ea7600 x28: 0000000000000001 x27: 0000000000000000
x26: 0000000000000000 x25: ffff000013626778 x24: 1fffe0000651fbc3
x23: ffff000013b12000 x22: 0000000000000000 x21: 0000000000000000
x20: ffff00000b15e100 x19: ffff0000328fde18 x18: ffff000014908a58
x17: 0000000000000000 x16: 0000000000000006 x15: 1fffe0000292114a
x14: 1fffe0000292115e x13: 1fffe00002921147 x12: 0000000000000004
x11: 1fffe00002921159 x10: 1ffff0001112050a x9 : 000000000000000a
x8 : ffff000014908ad0 x7 : 00000000f1f1f1f1 x6 : dfff800000000000
x5 : ffff7000113d4e96 x4 : 00000000f204f1f1 x3 : 1fffe0000d5117b1
x2 : 0000000000000000 x1 : 0000000000000008 x0 : dfff800000000000
Call trace:
 list_add_tail include/linux/list.h:183 [inline]
 list_lru_add+0x138/0x314 mm/list_lru.c:97
 list_lru_add_obj+0xd4/0x13c mm/list_lru.c:116
 d_lru_add+0x180/0x31c fs/dcache.c:430
 retain_dentry fs/dcache.c:712 [inline]
 fast_dput fs/dcache.c:799 [inline]
 dput.part.0+0x4f8/0x608 fs/dcache.c:839
 dput+0x14/0x24 fs/dcache.c:834
 handle_mounts fs/namei.c:1554 [inline]
 step_into+0xc18/0x16c0 fs/namei.c:1839
 walk_component+0xa8/0x484 fs/namei.c:2007
 lookup_last fs/namei.c:2458 [inline]
 path_lookupat+0x104/0x57c fs/namei.c:2482
 filename_lookup+0x154/0x3ec fs/namei.c:2511
 vfs_statx+0xd0/0x3a0 fs/stat.c:244
 vfs_fstatat+0x118/0x184 fs/stat.c:304
 __do_sys_newfstatat+0xa0/0xfc fs/stat.c:468
 __se_sys_newfstatat fs/stat.c:462 [inline]
 __arm64_sys_newfstatat+0x88/0xc8 fs/stat.c:462
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall+0x6c/0x258 arch/arm64/kernel/syscall.c:51
 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:136
 do_el0_svc+0x40/0x58 arch/arm64/kernel/syscall.c:155
 el0_svc+0x58/0x140 arch/arm64/kernel/entry-common.c:678
 el0t_64_sync_handler+0x100/0x12c arch/arm64/kernel/entry-common.c:696
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
Code: d2d00000 f2fbffe0 f90037e1 d343fc3c (38e06b80) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d2d00000 	mov	x0, #0x800000000000        	// #140737488355328
   4:	f2fbffe0 	movk	x0, #0xdfff, lsl #48
   8:	f90037e1 	str	x1, [sp, #104]
   c:	d343fc3c 	lsr	x28, x1, #3
* 10:	38e06b80 	ldrsb	w0, [x28, x0] <-- trapping instruction