tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: aae703b02f92bde9264366c545e87cec451de471 commit: 2cf1c348d0f5d43b601974cbde3e6db5ad491a40 ARM: Add basic support for Airoha EN7523 SoC date: 8 months ago config: arm-randconfig-s043-20221019 compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2cf1c348d0f5d43b601974cbde3e6db5ad491a40 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 2cf1c348d0f5d43b601974cbde3e6db5ad491a40 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mach-mvebu/ arch/arm/mach-tegra/ drivers/irqchip/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) drivers/irqchip/irq-gic-v3.c:891:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3.c:891:17: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3.c:891:17: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3.c:943:78: sparse: sparse: dubious: !x | y drivers/irqchip/irq-gic-v3.c:233:29: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c:256:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c:346:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c:363:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c:197:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c:594:24: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c:892:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c:893:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3.c: note: in included file (through include/linux/irqchip/arm-gic-v3.h): >> arch/arm/include/asm/arch_gicv3.h:151:9: sparse: sparse: cast truncates bits from constant value (2000000000000000 becomes 0) drivers/irqchip/irq-gic-v3.c:1130:17: sparse: sparse: dereference of noderef expression -- drivers/irqchip/irq-gic-v3-its.c:1456:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:1456:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:1456:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:1461:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:1461:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:1461:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:2827:45: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct cpumask [usertype] **mask @@ got struct cpumask [usertype] *[noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:2827:45: sparse: expected struct cpumask [usertype] **mask drivers/irqchip/irq-gic-v3-its.c:2827:45: sparse: got struct cpumask [usertype] *[noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:3936:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:3936:17: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:3936:17: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:3940:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:3940:17: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:3940:17: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:4118:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:4118:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:4118:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:4123:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:4123:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:4123:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:4258:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:4258:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:4258:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:4276:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct raw_spinlock [usertype] *lock @@ got struct raw_spinlock [noderef] __percpu * @@ drivers/irqchip/irq-gic-v3-its.c:4276:9: sparse: expected struct raw_spinlock [usertype] *lock drivers/irqchip/irq-gic-v3-its.c:4276:9: sparse: got struct raw_spinlock [noderef] __percpu * drivers/irqchip/irq-gic-v3-its.c:263:12: sparse: sparse: context imbalance in 'vpe_to_cpuid_lock' - wrong count at exit drivers/irqchip/irq-gic-v3-its.c:269:13: sparse: sparse: context imbalance in 'vpe_to_cpuid_unlock' - unexpected unlock drivers/irqchip/irq-gic-v3-its.c:1457:18: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2234:23: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2234:23: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2644:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2644:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2665:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2699:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2699:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2703:38: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2721:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2721:49: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2722:25: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2732:30: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2775:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2802:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c: note: in included file (through include/linux/irqchip/arm-gic-v3.h): >> arch/arm/include/asm/arch_gicv3.h:151:9: sparse: sparse: cast truncates bits from constant value (2000000000000000 becomes 0) drivers/irqchip/irq-gic-v3-its.c:2831:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2832:14: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2902:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2914:45: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2914:45: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2916:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2968:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2968:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2983:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:2983:15: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3008:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3046:31: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3051:13: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3070:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3075:21: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3128:43: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3163:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3164:9: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3195:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3198:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3198:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3748:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3797:13: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3798:36: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3798:36: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3813:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3827:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3859:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3937:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:3977:26: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:4057:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:4072:35: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:4119:18: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:4259:16: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5119:19: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5119:19: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5124:31: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5144:14: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5221:13: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5224:21: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5234:13: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5236:17: sparse: sparse: dereference of noderef expression drivers/irqchip/irq-gic-v3-its.c:5247:9: sparse: sparse: dereference of noderef expression vim +151 arch/arm/include/asm/arch_gicv3.h e99da7c6f51b48 Julien Thierry 2019-01-31 139 d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 140 /* d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 141 * Even in 32bit systems that use LPAE, there is no guarantee that the I/O d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 142 * interface provides true 64bit atomic accesses, so using strd/ldrd doesn't d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 143 * make much sense. d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 144 * Moreover, 64bit I/O emulation is extremely difficult to implement on d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 145 * AArch32, since the syndrome register doesn't provide any information for d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 146 * them. d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 147 * Consequently, the following IO helpers use 32bit accesses. d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 148 */ 92116b804a02a9 Vladimir Murzin 2016-11-02 149 static inline void __gic_writeq_nonatomic(u64 val, volatile void __iomem *addr) d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 150 { d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 @151 writel_relaxed((u32)val, addr); d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 152 writel_relaxed((u32)(val >> 32), addr + 4); d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 153 } d5cd50d318f70f Jean-Philippe Brucker 2015-10-01 154 :::::: The code at line 151 was first introduced by commit :::::: d5cd50d318f70fc62cc2e1399f5f4a0803291395 ARM: add 32bit support to GICv3 :::::: TO: Jean-Philippe Brucker :::::: CC: Marc Zyngier -- 0-DAY CI Kernel Test Service https://01.org/lkp