hfsplus: xattr searching failed
hfsplus: xattr searching failed
hfsplus: xattr searching failed
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]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 8493 Comm: syz.4.262 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : hfsplus_rename_cat+0x31c/0xe50 fs/hfsplus/catalog.c:480
lr : hfsplus_rename_cat+0x300/0xe50 fs/hfsplus/catalog.c:474
sp : ffff8000a58875c0
x29: ffff8000a58879e0 x28: 0000000000000000 x27: ffff8000a5887640
x26: ffff0000dce62928 x25: ffff0000f28ab000 x24: ffff0000d504e058
x23: dfff800000000000 x22: ffff0000c716e000 x21: ffff700014b10ec8
x20: 0000000000000040 x19: 1fffe0001aa09c0b x18: 00000000fa5236bc
x17: ffff800080dac564 x16: 0000000000000000 x15: 0000000000000000
x14: 0000000000000000 x13: 0000000000060000 x12: 0000000000000000
x11: 0000000000080000 x10: 00000000000035b8 x9 : 0000000000000200
x8 : 0000000000000008 x7 : 0000000000000000 x6 : 0000000000060000
x5 : ffff8000a5887818 x4 : ffff00010361d3b0 x3 : ffff8000a58877a0
x2 : ffffffffffffffe8 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 hfsplus_rename_cat+0x31c/0xe50 fs/hfsplus/catalog.c:480 (P)
 hfsplus_link+0x2cc/0x5b8 fs/hfsplus/dir.c:323
 vfs_link+0x3e0/0x590 fs/namei.c:4941
 do_linkat+0x224/0x48c fs/namei.c:5011
 __do_sys_linkat fs/namei.c:5039 [inline]
 __se_sys_linkat fs/namei.c:5036 [inline]
 __arm64_sys_linkat+0xdc/0xf8 fs/namei.c:5036
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:746
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
Code: 91010114 b9004be9 d343fe88 f9001fe8 (38776908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	91010114 	add	x20, x8, #0x40
   4:	b9004be9 	str	w9, [sp, #72]
   8:	d343fe88 	lsr	x8, x20, #3
   c:	f9001fe8 	str	x8, [sp, #56]
* 10:	38776908 	ldrb	w8, [x8, x23] <-- trapping instruction