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charset=us-ascii tree: https://git.kernel.org/pub/scm/linux/kernel/git/thomas.weissschuh/linux.git b4/rust-dyndbg head: 8d3e0685c6f97f4b02dcb87274268a7ff4d7bd47 commit: 27766faadd51e77948e26881062ae8e4bc2c0f80 [11/15] rust: add support for dynamic debug config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20261001/202610010836.aVOF8yYD-lkp@intel.com/config) compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1) rustc: rustc 1.96.0 (ac68faa20 2026-05-25) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261001/202610010836.aVOF8yYD-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202610010836.aVOF8yYD-lkp@intel.com/ All errors (new ones prefixed by >>): >> error[E0658]: use of unstable library feature `uint_bit_width` --> rust/kernel/dynamic_debug.rs:26:14 | 26 | if c.bit_width() > 8 { | ^^^^^^^^^ | = note: see issue #142326 for more information = help: add `#![feature(uint_bit_width)]` to the crate attributes to enable = note: this compiler was built on 2026-05-25; consider upgrading it if it is out of date -- >> error: `core::num::::bit_width` is not yet stable as a const fn --> rust/kernel/dynamic_debug.rs:26:12 | 26 | if c.bit_width() > 8 { | ^^^^^^^^^^^^^ | help: add `#![feature(uint_bit_width)]` to the crate attributes to enable --> rust/kernel/lib.rs:38:1 | 38 + #![feature(uint_bit_width)] | -- >> error[E0658]: use of unstable library feature `uint_bit_width` --> rust/kernel/dynamic_debug.rs:45:19 | 45 | if lineno.bit_width() > 18 || class_id.bit_width() > 6 { | ^^^^^^^^^ | = note: see issue #142326 for more information = help: add `#![feature(uint_bit_width)]` to the crate attributes to enable = note: this compiler was built on 2026-05-25; consider upgrading it if it is out of date -- >> error[E0658]: use of unstable library feature `uint_bit_width` --> rust/kernel/dynamic_debug.rs:45:48 | 45 | if lineno.bit_width() > 18 || class_id.bit_width() > 6 { | ^^^^^^^^^ | = note: see issue #142326 for more information = help: add `#![feature(uint_bit_width)]` to the crate attributes to enable = note: this compiler was built on 2026-05-25; consider upgrading it if it is out of date -- >> error: `core::num::::bit_width` is not yet stable as a const fn --> rust/kernel/dynamic_debug.rs:45:12 | 45 | if lineno.bit_width() > 18 || class_id.bit_width() > 6 { | ^^^^^^^^^^^^^^^^^^ | help: add `#![feature(uint_bit_width)]` to the crate attributes to enable --> rust/kernel/lib.rs:38:1 | 38 + #![feature(uint_bit_width)] | -- >> error: `core::num::::bit_width` is not yet stable as a const fn --> rust/kernel/dynamic_debug.rs:45:39 | 45 | if lineno.bit_width() > 18 || class_id.bit_width() > 6 { | ^^^^^^^^^^^^^^^^^^^^ | help: add `#![feature(uint_bit_width)]` to the crate attributes to enable --> rust/kernel/lib.rs:38:1 | 38 + #![feature(uint_bit_width)] | -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki