On Sat, Nov 2, 2024 at 8:08 AM kernel test robot <lkp@xxxxxxxxx> wrote: > > Hi Alice, > > kernel test robot noticed the following build errors: > > [auto build test ERROR on eb887c4567d1b0e7684c026fe7df44afa96589e6] > > url: https://github.com/intel-lab-lkp/linux/commits/Alice-Ryhl/rust-add-static_branch_unlikely-for-static_key_false/20241031-000709 > base: eb887c4567d1b0e7684c026fe7df44afa96589e6 > patch link: https://lore.kernel.org/r/20241030-tracepoint-v12-3-eec7f0f8ad22%40google.com > patch subject: [PATCH v12 3/5] rust: samples: add tracepoint to Rust sample > config: x86_64-randconfig-103-20241101 (https://download.01.org/0day-ci/archive/20241102/202411021421.jZ0FSDq6-lkp@xxxxxxxxx/config) > compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241102/202411021421.jZ0FSDq6-lkp@xxxxxxxxx/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@xxxxxxxxx> > | Closes: https://lore.kernel.org/oe-kbuild-all/202411021421.jZ0FSDq6-lkp@xxxxxxxxx/ > > All errors (new ones prefixed by >>): > > >> error[E0425]: cannot find value `__tracepoint_rust_sample_loaded` in crate `$crate::bindings` > --> samples/rust/rust_print.rs:87:5 > | > 87 | / kernel::declare_trace! { > 88 | | /// # Safety > 89 | | /// > 90 | | /// Always safe to call. > 91 | | unsafe fn rust_sample_loaded(magic: c_int); > 92 | | } > | |_____^ not found in `$crate::bindings` > | > = note: this error originates in the macro `kernel::declare_trace` (in Nightly builds, run with -Z macro-backtrace for more info) > -- > >> error[E0425]: cannot find function `rust_do_trace_rust_sample_loaded` in crate `$crate::bindings` > --> samples/rust/rust_print.rs:87:5 > | > 87 | / kernel::declare_trace! { > 88 | | /// # Safety > 89 | | /// > 90 | | /// Always safe to call. > 91 | | unsafe fn rust_sample_loaded(magic: c_int); > 92 | | } > | |_____^ not found in `$crate::bindings` > | > = note: this error originates in the macro `kernel::declare_trace` (in Nightly builds, run with -Z macro-backtrace for more info) This bot is using a buggy bindgen. Please see https://lore.kernel.org/all/20241030-bindgen-libclang-warn-v1-1-3a7ba9fedcfe@xxxxxxxxxx/ which was also mentioned in the cover letter. Alice
