REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage.
Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4650 Comm: syz-executor.2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
pc : reiserfs_ioctl+0x238/0x4b4 fs/reiserfs/ioctl.c:96
lr : sign_extend64 include/linux/bitops.h:183 [inline]
lr : __uaccess_mask_ptr arch/arm64/include/asm/uaccess.h:244 [inline]
lr : reiserfs_ioctl+0x204/0x4b4 fs/reiserfs/ioctl.c:96
sp : ffff800020087cd0
x29: ffff800020087cd0 x28: ffff0000ccba51c0 x27: 0000000000000005
x26: 1fffe0001c4f11df x25: dfff800000000000 x24: 00000000fffffdfd
x23: 00000000fffffff2 x22: 0000000000000000 x21: 0000000000000000
x20: ffff0000e2789338 x19: ffff0000e2788ef8 x18: 0000000000000000
x17: ffff800016d27000 x16: ffff800008c2e324 x15: ffff800016807500
x14: ffff0000ccba5bc0 x13: dfff800000000000 x12: 0000000000ff0100
x11: 0000000000000000 x10: 1fffe0001c4f1267 x9 : 0000ffffffffffff
x8 : 0000000000000002 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff800016ebea68 x4 : 0000000000000008 x3 : ffff8000082bfbcc
x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 reiserfs_ioctl+0x238/0x4b4 fs/reiserfs/ioctl.c:96
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 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: 350010a8 2a1f03f7 b9400288 b8000ac8 (14000064) 
---[ end trace 98c40405d04d6c8f ]---
----------------
Code disassembly (best guess):
   0:	350010a8 	cbnz	w8, 0x214
   4:	2a1f03f7 	mov	w23, wzr
   8:	b9400288 	ldr	w8, [x20]
   c:	b8000ac8 	sttr	w8, [x22]
* 10:	14000064 	b	0x1a0 <-- trapping instruction