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X-CSE-ConnectionGUID: 8Gve0nyjQ1m9nAQXAXPnPw== X-CSE-MsgGUID: /J7Tuv5ZRHy3kt15KiumcA== X-IronPort-AV: E=McAfee;i="6800,10657,11786"; a="79886235" X-IronPort-AV: E=Sophos;i="6.23,235,1770624000"; d="scan'208";a="79886235" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 May 2026 19:32:08 -0700 X-CSE-ConnectionGUID: Cp4vwEn/TcqZNsoc0CTtPw== X-CSE-MsgGUID: 5z5V4oK8Scur1CSdvpN4sQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,235,1770624000"; d="scan'208";a="237564141" Received: from lkp-server02.sh.intel.com (HELO 7a33ad3e7d27) ([10.239.97.151]) by orviesa006.jf.intel.com with ESMTP; 14 May 2026 19:32:06 -0700 Received: from kbuild by 7a33ad3e7d27 with local (Exim 4.98.2) (envelope-from ) id 1wNiLL-000000000dW-0Px2; Fri, 15 May 2026 02:32:03 +0000 Date: Fri, 15 May 2026 10:21:18 +0800 From: kernel test robot To: Anup Patel Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Atish Patra , Nutty Liu Subject: arch/riscv/kvm/vcpu_exit.c:139:34: sparse: sparse: cast to restricted __le32 Message-ID: <202605151011.cLM0NT0p-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 66182ca873a4e87b3496eca79d57f86b76d7f52d commit: 77ba6469fe1ed37a1f62bc76fb5a7b159f698aed RISC-V: KVM: Use ncsr_xyz() in kvm_riscv_vcpu_trap_redirect() date: 10 months ago config: riscv-randconfig-r113-20260515 (https://download.01.org/0day-ci/archive/20260515/202605151011.cLM0NT0p-lkp@intel.com/config) compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 5bac06718f502014fade905512f1d26d578a18f3) sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260515/202605151011.cLM0NT0p-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 | Fixes: 77ba6469fe1e ("RISC-V: KVM: Use ncsr_xyz() in kvm_riscv_vcpu_trap_redirect()") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202605151011.cLM0NT0p-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) WARNING: invalid argument to '-march': '_zacas_zabha' >> arch/riscv/kvm/vcpu_exit.c:139:34: sparse: sparse: cast to restricted __le32 >> arch/riscv/kvm/vcpu_exit.c:155:9: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long @@ got restricted __le32 [usertype] @@ arch/riscv/kvm/vcpu_exit.c:155:9: sparse: expected unsigned long arch/riscv/kvm/vcpu_exit.c:155:9: sparse: got restricted __le32 [usertype] arch/riscv/kvm/vcpu_exit.c:158:9: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long @@ got restricted __le32 [usertype] @@ arch/riscv/kvm/vcpu_exit.c:158:9: sparse: expected unsigned long arch/riscv/kvm/vcpu_exit.c:158:9: sparse: got restricted __le32 [usertype] arch/riscv/kvm/vcpu_exit.c:159:9: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long @@ got restricted __le32 [usertype] @@ arch/riscv/kvm/vcpu_exit.c:159:9: sparse: expected unsigned long arch/riscv/kvm/vcpu_exit.c:159:9: sparse: got restricted __le32 [usertype] arch/riscv/kvm/vcpu_exit.c:160:9: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long @@ got restricted __le32 [usertype] @@ arch/riscv/kvm/vcpu_exit.c:160:9: sparse: expected unsigned long arch/riscv/kvm/vcpu_exit.c:160:9: sparse: got restricted __le32 [usertype] arch/riscv/kvm/vcpu_exit.c:163:41: sparse: sparse: cast to restricted __le32 vim +139 arch/riscv/kvm/vcpu_exit.c 129 130 /** 131 * kvm_riscv_vcpu_trap_redirect -- Redirect trap to Guest 132 * 133 * @vcpu: The VCPU pointer 134 * @trap: Trap details 135 */ 136 void kvm_riscv_vcpu_trap_redirect(struct kvm_vcpu *vcpu, 137 struct kvm_cpu_trap *trap) 138 { > 139 unsigned long vsstatus = ncsr_read(CSR_VSSTATUS); 140 141 /* Change Guest SSTATUS.SPP bit */ 142 vsstatus &= ~SR_SPP; 143 if (vcpu->arch.guest_context.sstatus & SR_SPP) 144 vsstatus |= SR_SPP; 145 146 /* Change Guest SSTATUS.SPIE bit */ 147 vsstatus &= ~SR_SPIE; 148 if (vsstatus & SR_SIE) 149 vsstatus |= SR_SPIE; 150 151 /* Clear Guest SSTATUS.SIE bit */ 152 vsstatus &= ~SR_SIE; 153 154 /* Update Guest SSTATUS */ > 155 ncsr_write(CSR_VSSTATUS, vsstatus); 156 157 /* Update Guest SCAUSE, STVAL, and SEPC */ 158 ncsr_write(CSR_VSCAUSE, trap->scause); 159 ncsr_write(CSR_VSTVAL, trap->stval); 160 ncsr_write(CSR_VSEPC, trap->sepc); 161 162 /* Set Guest PC to Guest exception vector */ 163 vcpu->arch.guest_context.sepc = ncsr_read(CSR_VSTVEC); 164 165 /* Set Guest privilege mode to supervisor */ 166 vcpu->arch.guest_context.sstatus |= SR_SPP; 167 } 168 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki