[android-common:android17-6.18 0/2] error[E0560]: struct `rb_process_layout` has no field named `__kabi_reserved_backport2`

[android-common:android17-6.18 0/2] error[E0560]: struct `rb_process_layout` has no field named `__kabi_reserved_backport2`

[kernel test robot]

tree:   https://android.googlesource.com/kernel/common android17-6.18
head:   921728d05b998e3c5180c152d7bbb5ae0a1d1f44
commit: 38426ae909c9393a05aa368df60c52afd79971dc [0/2] ANDROID: rust_binder: reserve space in RUST_BINDER_LAYOUT
config: x86_64-randconfig-071-20260515 (https://download.01.org/0day-ci/archive/20260515/202605151407.Cx0U2was-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260515/202605151407.Cx0U2was-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605151407.Cx0U2was-lkp@intel.com/

Note: the android-common/android17-6.18 HEAD 921728d05b998e3c5180c152d7bbb5ae0a1d1f44 builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

>> error[E0560]: struct `rb_process_layout` has no field named `__kabi_reserved_backport2`
   --> drivers/android/binder/process.rs:429:5
   |
   429 |     __kabi_reserved_backport2: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_process_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_process_layout` has no field named `__kabi_reserved_backport3`
   --> drivers/android/binder/process.rs:430:5
   |
   430 |     __kabi_reserved_backport3: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_process_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_thread_layout` has no field named `__kabi_reserved_backport0`
   --> drivers/android/binder/thread.rs:432:5
   |
   432 |     __kabi_reserved_backport0: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_thread_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_thread_layout` has no field named `__kabi_reserved_backport1`
   --> drivers/android/binder/thread.rs:433:5
   |
   433 |     __kabi_reserved_backport1: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_thread_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_thread_layout` has no field named `__kabi_reserved_backport2`
   --> drivers/android/binder/thread.rs:434:5
   |
   434 |     __kabi_reserved_backport2: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_thread_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_thread_layout` has no field named `__kabi_reserved_backport3`
   --> drivers/android/binder/thread.rs:435:5
   |
   435 |     __kabi_reserved_backport3: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_thread_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_transaction_layout` has no field named `__kabi_reserved_backport0`
   --> drivers/android/binder/transaction.rs:37:5
   |
   37 |     __kabi_reserved_backport0: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_transaction_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_transaction_layout` has no field named `__kabi_reserved_backport1`
   --> drivers/android/binder/transaction.rs:38:5
   |
   38 |     __kabi_reserved_backport1: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_transaction_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_transaction_layout` has no field named `__kabi_reserved_backport2`
   --> drivers/android/binder/transaction.rs:39:5
   |
   39 |     __kabi_reserved_backport2: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_transaction_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rb_transaction_layout` has no field named `__kabi_reserved_backport3`
   --> drivers/android/binder/transaction.rs:40:5
   |
   40 |     __kabi_reserved_backport3: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rb_transaction_layout` does not have this field
   |
   = note: all struct fields are already assigned
--
>> error[E0560]: struct `rust_binder_layout` has no field named `__kabi_reserved_backport0`
   --> drivers/android/binder/rust_binder_main.rs:99:5
   |
   99 |     __kabi_reserved_backport0: 0,
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ `rust_binder_layout` does not have this field
   |
   = note: all struct fields are already assigned
..

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