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X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: e47eb90a0a9ae20b82635b9b99a8d0979b757ad8 commit: d80f7d7b2c75c5954d335dffbccca62a5002c3e0 [390/4736] signal: Guarantee that SIGNAL_GROUP_EXIT is set on process exit config: openrisc-randconfig-s051-20220904 (https://download.01.org/0day-ci/archive/20220904/202209042337.FQi69rLV-lkp@intel.com/config) compiler: or1k-linux-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/next/linux-next.git/commit/?id=d80f7d7b2c75c5954d335dffbccca62a5002c3e0 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout d80f7d7b2c75c5954d335dffbccca62a5002c3e0 # 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=openrisc SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) kernel/exit.c:281:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu *real_parent @@ kernel/exit.c:281:37: sparse: expected struct task_struct *tsk kernel/exit.c:281:37: sparse: got struct task_struct [noderef] __rcu *real_parent kernel/exit.c:284:32: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *task @@ got struct task_struct [noderef] __rcu *real_parent @@ kernel/exit.c:284:32: sparse: expected struct task_struct *task kernel/exit.c:284:32: sparse: got struct task_struct [noderef] __rcu *real_parent kernel/exit.c:285:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *task @@ got struct task_struct [noderef] __rcu *real_parent @@ kernel/exit.c:285:35: sparse: expected struct task_struct *task kernel/exit.c:285:35: sparse: got struct task_struct [noderef] __rcu *real_parent kernel/exit.c:330:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *parent @@ got struct task_struct [noderef] __rcu *real_parent @@ kernel/exit.c:330:24: sparse: expected struct task_struct *parent kernel/exit.c:330:24: sparse: got struct task_struct [noderef] __rcu *real_parent kernel/exit.c:357:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:357:27: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:357:27: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:360:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:360:29: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:360:29: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:583:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *reaper @@ got struct task_struct [noderef] __rcu *real_parent @@ kernel/exit.c:583:29: sparse: expected struct task_struct *reaper kernel/exit.c:583:29: sparse: got struct task_struct [noderef] __rcu *real_parent kernel/exit.c:585:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *reaper @@ got struct task_struct [noderef] __rcu *real_parent @@ kernel/exit.c:585:29: sparse: expected struct task_struct *reaper kernel/exit.c:585:29: sparse: got struct task_struct [noderef] __rcu *real_parent >> kernel/exit.c:738:45: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sighand_struct *sighand @@ got struct sighand_struct [noderef] __rcu *sighand @@ kernel/exit.c:738:45: sparse: expected struct sighand_struct *sighand kernel/exit.c:738:45: sparse: got struct sighand_struct [noderef] __rcu *sighand kernel/exit.c:927:63: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sighand_struct *const sighand @@ got struct sighand_struct [noderef] __rcu *sighand @@ kernel/exit.c:927:63: sparse: expected struct sighand_struct *const sighand kernel/exit.c:927:63: sparse: got struct sighand_struct [noderef] __rcu *sighand kernel/exit.c:1082:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:1082:39: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:1082:39: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:1107:41: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:1107:41: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:1107:41: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:1196:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:1196:25: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:1196:25: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:1211:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:1211:27: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:1211:27: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:1262:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:1262:25: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:1262:25: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:1265:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:1265:35: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:1265:35: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:1271:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@ kernel/exit.c:1271:27: sparse: expected struct spinlock [usertype] *lock kernel/exit.c:1271:27: sparse: got struct spinlock [noderef] __rcu * kernel/exit.c:1452:59: sparse: sparse: incompatible types in comparison expression (different base types): kernel/exit.c:1452:59: sparse: void * kernel/exit.c:1452:59: sparse: struct task_struct [noderef] __rcu * kernel/exit.c:1468:25: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct task_struct *parent @@ got struct task_struct [noderef] __rcu * @@ kernel/exit.c:1468:25: sparse: expected struct task_struct *parent kernel/exit.c:1468:25: sparse: got struct task_struct [noderef] __rcu * kernel/exit.c: note: in included file: include/linux/ptrace.h:92:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p1 @@ got struct task_struct [noderef] __rcu *real_parent @@ include/linux/ptrace.h:92:40: sparse: expected struct task_struct *p1 include/linux/ptrace.h:92:40: sparse: got struct task_struct [noderef] __rcu *real_parent include/linux/ptrace.h:92:60: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *p2 @@ got struct task_struct [noderef] __rcu *parent @@ include/linux/ptrace.h:92:60: sparse: expected struct task_struct *p2 include/linux/ptrace.h:92:60: sparse: got struct task_struct [noderef] __rcu *parent include/linux/ptrace.h:92:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p1 @@ got struct task_struct [noderef] __rcu *real_parent @@ include/linux/ptrace.h:92:40: sparse: expected struct task_struct *p1 include/linux/ptrace.h:92:40: sparse: got struct task_struct [noderef] __rcu *real_parent include/linux/ptrace.h:92:60: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *p2 @@ got struct task_struct [noderef] __rcu *parent @@ include/linux/ptrace.h:92:60: sparse: expected struct task_struct *p2 include/linux/ptrace.h:92:60: sparse: got struct task_struct [noderef] __rcu *parent kernel/exit.c: note: in included file (through include/linux/sched/signal.h, include/linux/rcuwait.h, include/linux/percpu-rwsem.h, ...): include/linux/sched/task.h:110:21: sparse: sparse: context imbalance in 'wait_task_zombie' - unexpected unlock include/linux/sched/task.h:110:21: sparse: sparse: context imbalance in 'wait_task_stopped' - unexpected unlock include/linux/sched/task.h:110:21: sparse: sparse: context imbalance in 'wait_task_continued' - unexpected unlock kernel/exit.c: note: in included file: include/linux/ptrace.h:92:40: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *p1 @@ got struct task_struct [noderef] __rcu *real_parent @@ include/linux/ptrace.h:92:40: sparse: expected struct task_struct *p1 include/linux/ptrace.h:92:40: sparse: got struct task_struct [noderef] __rcu *real_parent include/linux/ptrace.h:92:60: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *p2 @@ got struct task_struct [noderef] __rcu *parent @@ include/linux/ptrace.h:92:60: sparse: expected struct task_struct *p2 include/linux/ptrace.h:92:60: sparse: got struct task_struct [noderef] __rcu *parent kernel/exit.c:1560:9: sparse: sparse: context imbalance in 'do_wait' - wrong count at exit vim +738 kernel/exit.c 735 736 static void synchronize_group_exit(struct task_struct *tsk, long code) 737 { > 738 struct sighand_struct *sighand = tsk->sighand; 739 struct signal_struct *signal = tsk->signal; 740 741 spin_lock_irq(&sighand->siglock); 742 signal->quick_threads--; 743 if ((signal->quick_threads == 0) && 744 !(signal->flags & SIGNAL_GROUP_EXIT)) { 745 signal->flags = SIGNAL_GROUP_EXIT; 746 signal->group_exit_code = code; 747 signal->group_stop_count = 0; 748 } 749 spin_unlock_irq(&sighand->siglock); 750 } 751 -- 0-DAY CI Kernel Test Service https://01.org/lkp