Hi Gary, kernel test robot noticed the following build errors:
[auto build test ERROR on a13c140cc289c0b7b3770bce5b3ad42ab35074aa] url: https://github.com/intel-lab-lkp/linux/commits/Gary-Guo/rust-device-make-lifetime-on-Core-and-CoreInternal-invariant/20260714-041724 base: a13c140cc289c0b7b3770bce5b3ad42ab35074aa patch link: https://lore.kernel.org/r/20260713201455.640151-1-gary%40kernel.org patch subject: [PATCH] rust: device: make lifetime on `Core` and `CoreInternal` invariant config: x86_64-buildonly-randconfig-002-20260714 (https://download.01.org/0day-ci/archive/20260714/[email protected]/config) compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) rustc: rustc 1.96.0 (ac68faa20 2026-05-25) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260714/[email protected]/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 <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>): >> error[E0700]: hidden type for `impl pin_init::PinInit<RustDebugFs, >> kernel::error::Error> + 'a` captures lifetime that does not appear in bounds --> samples/rust/rust_debugfs.rs:154:9 | 150 | fn new<'a>(pdev: &'a platform::Device<Core<'_>>) -> impl PinInit<Self, Error> + 'a { | -------- ------------------------------ opaque type defined here | | >> | hidden type `impl >> pin_init::PinInit<RustDebugFs, kernel::error::Error>` captures the anonymous >> lifetime defined here ... 154 | / try_pin_init! { 155 | | Self { 156 | | _compatible <- debugfs.read_only_file( 157 | | c"compatible", ... | 176 | | } | |_________^ | = note: this error originates in the macro `::pin_init::pin_init` which comes from the expansion of the macro `try_pin_init` (in Nightly builds, run with -Z macro-backtrace for more info) help: add a `use<...>` bound to explicitly capture `'_` | 150 | fn new<'a>(pdev: &'a platform::Device<Core<'_>>) -> impl PinInit<Self, Error> + 'a + use<'a, '_> { | +++++++++++++ -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
