Unable to handle kernel paging request at virtual address dfff80001fffffff
Mem abort info:
  ESR = 0x0000000096000007
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x07: level 3 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000007
  CM = 0, WnR = 0
[dfff80001fffffff] address between user and kernel address ranges
Internal error: Oops: 0000000096000007 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 5439 Comm: syz.0.32 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : scnprintf_cpu_key fs/reiserfs/prints.c:95 [inline]
pc : prepare_error_buf+0x714/0x16e8 fs/reiserfs/prints.c:229
lr : prepare_error_buf+0x470/0x16e8 fs/reiserfs/prints.c:230
sp : ffff8000203b7360
x29: ffff8000203b74e0 x28: ffffffffffffffe2 x27: ffff700004076e7c
x26: 00000000ffffffff x25: ffff80001b02179e x24: ffff80001b02089e
x23: 000000000000004b x22: ffff8000203b7578 x21: 1ffff00004076eaf
x20: ffff8000203b7540 x19: dfff800000000000 x18: 0000000000000001
x17: 0000000000000000 x16: ffff800008bf8a44 x15: 000000000000007a
x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000ff0100
x11: 0000000000000001 x10: 0000000000000000 x9 : ffff800008bf8c2c
x8 : 000000001fffffff x7 : 20726f6620686372 x6 : 7261657320666f20
x5 : ffff80001b02089e x4 : ffff80001b02179e x3 : ffff80000a957a84
x2 : 000000000000000f x1 : 00000000ffffffe0 x0 : ffff8000203b7568
Call trace:
 scnprintf_cpu_key fs/reiserfs/prints.c:95 [inline]
 prepare_error_buf+0x714/0x16e8 fs/reiserfs/prints.c:229
 __reiserfs_error+0xdc/0x2a0 fs/reiserfs/prints.c:396
 reiserfs_do_truncate+0x268/0x1058 fs/reiserfs/stree.c:1930
 reiserfs_truncate_file+0x338/0x708 fs/reiserfs/inode.c:2318
 reiserfs_file_release+0x734/0x8b8 fs/reiserfs/file.c:109
 __fput+0x1c0/0x7e8 fs/file_table.c:311
 ____fput+0x20/0x30 fs/file_table.c:339
 task_work_run+0x12c/0x1d8 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline]
 el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: 91220108 cb18011c b40004da d343ff48 (38f36908) 
---[ end trace 290467326bffc7e9 ]---
----------------
Code disassembly (best guess):
   0:	91220108 	add	x8, x8, #0x880
   4:	cb18011c 	sub	x28, x8, x24
   8:	b40004da 	cbz	x26, 0xa0
   c:	d343ff48 	lsr	x8, x26, #3
* 10:	38f36908 	ldrsb	w8, [x8, x19] <-- trapping instruction