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X-CSE-ConnectionGUID: lU0/85YlT2CfzDE9/eLr2w== X-CSE-MsgGUID: O7tTomKGTe6521wyCzyXEg== X-IronPort-AV: E=McAfee;i="6800,10657,11658"; a="71375259" X-IronPort-AV: E=Sophos;i="6.21,193,1763452800"; d="scan'208";a="71375259" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jan 2026 00:43:02 -0800 X-CSE-ConnectionGUID: 09Yz4ukfTiKIlzHoSM7nJw== X-CSE-MsgGUID: d3GmED39QPCdGUb8PwZ7gA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,193,1763452800"; d="scan'208";a="206118660" Received: from igk-lkp-server01.igk.intel.com (HELO 92b2e8bd97aa) ([10.211.93.152]) by orviesa004.jf.intel.com with ESMTP; 01 Jan 2026 00:42:58 -0800 Received: from kbuild by 92b2e8bd97aa with local (Exim 4.98.2) (envelope-from ) id 1vbEGk-000000000Ej-3qSn; Thu, 01 Jan 2026 08:42:54 +0000 Date: Thu, 1 Jan 2026 09:42:32 +0100 From: kernel test robot To: John Hubbard , Danilo Krummrich Cc: oe-kbuild-all@lists.linux.dev, Alexandre Courbot , Joel Fernandes , Timur Tabi , Alistair Popple , Edwin Peer , Zhi Wang , David Airlie , Simona Vetter , Bjorn Helgaas , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?iso-8859-1?Q?Bj=F6rn?= Roy Baron , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , nouveau@lists.freedesktop.org, rust-for-linux@vger.kernel.org, LKML , John Hubbard Subject: Re: [PATCH] gpu: nova-core: bitfield: use &mut self setters instead of builder pattern Message-ID: <202601010949.aupX8V1f-lkp@intel.com> References: <20251231214727.448776-1-jhubbard@nvidia.com> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251231214727.448776-1-jhubbard@nvidia.com> Hi John, kernel test robot noticed the following build errors: [auto build test ERROR on 7acc70476f14661149774ab88d3fe23d83ba4249] url: https://github.com/intel-lab-lkp/linux/commits/John-Hubbard/gpu-nova-core-bitfield-use-mut-self-setters-instead-of-builder-pattern/20260101-054823 base: 7acc70476f14661149774ab88d3fe23d83ba4249 patch link: https://lore.kernel.org/r/20251231214727.448776-1-jhubbard%40nvidia.com patch subject: [PATCH] gpu: nova-core: bitfield: use &mut self setters instead of builder pattern config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20260101/202601010949.aupX8V1f-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/20260101/202601010949.aupX8V1f-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/202601010949.aupX8V1f-lkp@intel.com/ All errors (new ones prefixed by >>): PATH=/opt/cross/clang-20/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin INFO PATH=/opt/cross/rustc-1.88.0-bindgen-0.72.1/cargo/bin:/opt/cross/clang-20/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin /usr/bin/timeout -k 100 12h /usr/bin/make KCFLAGS= -fno-crash-diagnostics -Wno-error=return-type -Wreturn-type -funsigned-char -Wundef W=1 --keep-going LLVM=1 -j32 -C source O=/kbuild/obj/consumer/x86_64-rhel-9.4-rust ARCH=x86_64 SHELL=/bin/bash rustfmtcheck make: Entering directory '/kbuild/src/consumer' make[1]: Entering directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust' >> Diff in drivers/gpu/nova-core/falcon.rs:413: Delta::from_micros(150), ); - regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { v.set_reset(true); }); + regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { + v.set_reset(true); + }); // TIMEOUT: falcon engine should not take more than 10us to reset. fsleep(Delta::from_micros(10)); Diff in drivers/gpu/nova-core/falcon.rs:420: - regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { v.set_reset(false); }); + regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { + v.set_reset(false); + }); self.reset_wait_mem_scrubbing(bar)?; >> Diff in drivers/gpu/nova-core/falcon.rs:413: Delta::from_micros(150), ); - regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { v.set_reset(true); }); + regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { + v.set_reset(true); + }); // TIMEOUT: falcon engine should not take more than 10us to reset. fsleep(Delta::from_micros(10)); Diff in drivers/gpu/nova-core/falcon.rs:420: - regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { v.set_reset(false); }); + regs::NV_PFALCON_FALCON_ENGINE::update(bar, &E::ID, |v| { + v.set_reset(false); + }); self.reset_wait_mem_scrubbing(bar)?; make[2]: *** [Makefile:1871: rustfmt] Error 123 make[2]: Target 'rustfmtcheck' not remade because of errors. make[1]: Leaving directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust' make[1]: *** [Makefile:248: __sub-make] Error 2 make[1]: Target 'rustfmtcheck' not remade because of errors. make: *** [Makefile:248: __sub-make] Error 2 make: Target 'rustfmtcheck' not remade because of errors. make: Leaving directory '/kbuild/src/consumer' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki