tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-4.19 head: 757911b8764abcd090275bcc6bb53309b6089c4f commit: 114432dc7c87923b95696344b7cddc960eea7826 [30/43] gfs2: Another gfs2_walk_metadata fix config: s390-randconfig-r013-20200517 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 135b877874fae96b4372c8a3fbfaa8ff44ff86e3) reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install s390 cross compiling tool for clang build # apt-get install binutils-s390-linux-gnu git checkout 114432dc7c87923b95696344b7cddc960eea7826 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): static inline int __atomic_cmpxchg(int *ptr, int old, int new) ^ In file included from block/elevator.c:26: In file included from include/linux/fs.h:6: In file included from include/linux/wait_bit.h:8: In file included from include/linux/wait.h:9: In file included from include/linux/spinlock.h:51: In file included from include/linux/preempt.h:81: arch/s390/include/asm/preempt.h:38:38: warning: passing '__u32 *' (aka 'unsigned int *') to parameter of type 'int *' converts between pointers to integer types with different sign [-Wpointer-sign] __atomic_and(~PREEMPT_NEED_RESCHED, &S390_lowcore.preempt_count); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/s390/include/asm/atomic_ops.h:31:1: note: passing argument to parameter 'ptr' here __ATOMIC_OPS(__atomic_and, int, "lan") ^ arch/s390/include/asm/atomic_ops.h:27:2: note: expanded from macro '__ATOMIC_OPS' __ATOMIC_OP(op_name, op_type, op_string, "n") ^ arch/s390/include/asm/atomic_ops.h:14:53: note: expanded from macro '__ATOMIC_OP' static inline op_type op_name(op_type val, op_type *ptr) ^ In file included from block/elevator.c:26: In file included from include/linux/fs.h:6: In file included from include/linux/wait_bit.h:8: In file included from include/linux/wait.h:9: In file included from include/linux/spinlock.h:51: In file included from include/linux/preempt.h:81: arch/s390/include/asm/preempt.h:43:36: warning: passing '__u32 *' (aka 'unsigned int *') to parameter of type 'int *' converts between pointers to integer types with different sign [-Wpointer-sign] __atomic_or(PREEMPT_NEED_RESCHED, &S390_lowcore.preempt_count); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/s390/include/asm/atomic_ops.h:32:1: note: passing argument to parameter 'ptr' here __ATOMIC_OPS(__atomic_or, int, "lao") ^ arch/s390/include/asm/atomic_ops.h:27:2: note: expanded from macro '__ATOMIC_OPS' __ATOMIC_OP(op_name, op_type, op_string, "n") ^ arch/s390/include/asm/atomic_ops.h:14:53: note: expanded from macro '__ATOMIC_OP' static inline op_type op_name(op_type val, op_type *ptr) ^ In file included from block/elevator.c:26: In file included from include/linux/fs.h:6: In file included from include/linux/wait_bit.h:8: In file included from include/linux/wait.h:9: In file included from include/linux/spinlock.h:51: In file included from include/linux/preempt.h:81: arch/s390/include/asm/preempt.h:54:27: warning: passing '__u32 *' (aka 'unsigned int *') to parameter of type 'int *' converts between pointers to integer types with different sign [-Wpointer-sign] __atomic_add_const(val, &S390_lowcore.preempt_count); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/s390/include/asm/atomic_ops.h:56:1: note: passing argument to parameter 'ptr' here __ATOMIC_CONST_OPS(__atomic_add_const, int, "asi") ^ arch/s390/include/asm/atomic_ops.h:53:2: note: expanded from macro '__ATOMIC_CONST_OPS' __ATOMIC_CONST_OP(op_name, op_type, op_string, "n") ^ arch/s390/include/asm/atomic_ops.h:44:50: note: expanded from macro '__ATOMIC_CONST_OP' static inline void op_name(op_type val, op_type *ptr) ^ In file included from block/elevator.c:26: In file included from include/linux/fs.h:6: In file included from include/linux/wait_bit.h:8: In file included from include/linux/wait.h:9: In file included from include/linux/spinlock.h:51: In file included from include/linux/preempt.h:81: arch/s390/include/asm/preempt.h:56:21: warning: passing '__u32 *' (aka 'unsigned int *') to parameter of type 'int *' converts between pointers to integer types with different sign [-Wpointer-sign] __atomic_add(val, &S390_lowcore.preempt_count); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/s390/include/asm/atomic_ops.h:30:1: note: passing argument to parameter 'ptr' here __ATOMIC_OPS(__atomic_add, int, "laa") ^ arch/s390/include/asm/atomic_ops.h:27:2: note: expanded from macro '__ATOMIC_OPS' __ATOMIC_OP(op_name, op_type, op_string, "n") ^ arch/s390/include/asm/atomic_ops.h:14:53: note: expanded from macro '__ATOMIC_OP' static inline op_type op_name(op_type val, op_type *ptr) ^ In file included from block/elevator.c:26: In file included from include/linux/fs.h:6: In file included from include/linux/wait_bit.h:8: In file included from include/linux/wait.h:9: In file included from include/linux/spinlock.h:51: In file included from include/linux/preempt.h:81: arch/s390/include/asm/preempt.h:66:26: warning: passing '__u32 *' (aka 'unsigned int *') to parameter of type 'int *' converts between pointers to integer types with different sign [-Wpointer-sign] return __atomic_add(-1, &S390_lowcore.preempt_count) == 1; ^~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/s390/include/asm/atomic_ops.h:30:1: note: passing argument to parameter 'ptr' here __ATOMIC_OPS(__atomic_add, int, "laa") ^ arch/s390/include/asm/atomic_ops.h:27:2: note: expanded from macro '__ATOMIC_OPS' __ATOMIC_OP(op_name, op_type, op_string, "n") ^ arch/s390/include/asm/atomic_ops.h:14:53: note: expanded from macro '__ATOMIC_OP' static inline op_type op_name(op_type val, op_type *ptr) ^ In file included from block/elevator.c:38: In file included from include/linux/blk-cgroup.h:17: In file included from include/linux/cgroup.h:28: include/linux/cgroup-defs.h:470:16: warning: field 'cgrp' with variable sized type 'struct cgroup' not at the end of a struct or class is a GNU extension [-Wgnu-variable-sized-type-not-at-end] struct cgroup cgrp; ^ 13 warnings generated. /tmp/elevator-357159.s: Assembler messages: /tmp/elevator-357159.s:6072: Error: bad expression /tmp/elevator-357159.s:6072: Error: junk at end of line, first unrecognized character is `r' clang-11: error: assembler command failed with exit code 1 (use -v to see invocation) --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org