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From: kernel test robot <lkp@intel.com>
To: Suren Baghdasaryan <surenb@google.com>, akpm@linux-foundation.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	willy@infradead.org, liam.howlett@oracle.com,
	lorenzo.stoakes@oracle.com, mhocko@suse.com, vbabka@suse.cz,
	hannes@cmpxchg.org, mjguzik@gmail.com, oliver.sang@intel.com,
	mgorman@techsingularity.net, david@redhat.com, peterx@redhat.com,
	oleg@redhat.com, dave@stgolabs.net, paulmck@kernel.org,
	brauner@kernel.org, dhowells@redhat.com, hdanton@sina.com,
	hughd@google.com, minchan@google.com, jannh@google.com,
	shakeel.butt@linux.dev, souravpanda@google.com,
	pasha.tatashin@soleen.com, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org, kernel-team@android.com,
	surenb@google.com
Subject: Re: [PATCH 2/4] mm: move per-vma lock into vm_area_struct
Date: Tue, 12 Nov 2024 17:47:05 +0800	[thread overview]
Message-ID: <202411121745.VmaDStMg-lkp@intel.com> (raw)
In-Reply-To: <20241111205506.3404479-3-surenb@google.com>

Hi Suren,

kernel test robot noticed the following build errors:

[auto build test ERROR on 931086f2a88086319afb57cd3925607e8cda0a9f]

url:    https://github.com/intel-lab-lkp/linux/commits/Suren-Baghdasaryan/mm-introduce-vma_start_read_locked-_nested-helpers/20241112-050531
base:   931086f2a88086319afb57cd3925607e8cda0a9f
patch link:    https://lore.kernel.org/r/20241111205506.3404479-3-surenb%40google.com
patch subject: [PATCH 2/4] mm: move per-vma lock into vm_area_struct
config: um-x86_64_defconfig (https://download.01.org/0day-ci/archive/20241112/202411121745.VmaDStMg-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241112/202411121745.VmaDStMg-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202411121745.VmaDStMg-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from ipc/util.c:47:
>> include/linux/mm.h:877:2: error: call to undeclared function 'vma_lock_init'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
           vma_lock_init(&vma->vm_lock);
           ^
   include/linux/mm.h:877:2: note: did you mean 'osq_lock_init'?
   include/linux/osq_lock.h:23:20: note: 'osq_lock_init' declared here
   static inline void osq_lock_init(struct optimistic_spin_queue *lock)
                      ^
   In file included from ipc/util.c:47:
   include/linux/mm.h:877:22: error: no member named 'vm_lock' in 'struct vm_area_struct'
           vma_lock_init(&vma->vm_lock);
                          ~~~  ^
   include/linux/mm.h:878:7: error: no member named 'vm_lock_seq' in 'struct vm_area_struct'
           vma->vm_lock_seq = UINT_MAX;
           ~~~  ^
   In file included from ipc/util.c:47:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return (set->sig[3] | set->sig[2] |
                           ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/util.c:47:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:98:25: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return (set->sig[3] | set->sig[2] |
                                         ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/util.c:47:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:99:4: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
                           set->sig[1] | set->sig[0]) == 0;
                           ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/util.c:47:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:101:11: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return (set->sig[1] | set->sig[0]) == 0;
                           ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/util.c:47:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:114:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return  (set1->sig[3] == set2->sig[3]) &&
                            ^         ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/util.c:47:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:114:27: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return  (set1->sig[3] == set2->sig[3]) &&
                                            ^         ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/util.c:47:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:115:5: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
                           (set1->sig[2] == set2->sig[2]) &&
--
   In file included from ipc/msgutil.c:9:
   In file included from include/linux/security.h:33:
>> include/linux/mm.h:877:2: error: call to undeclared function 'vma_lock_init'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
           vma_lock_init(&vma->vm_lock);
           ^
   include/linux/mm.h:877:2: note: did you mean 'osq_lock_init'?
   include/linux/osq_lock.h:23:20: note: 'osq_lock_init' declared here
   static inline void osq_lock_init(struct optimistic_spin_queue *lock)
                      ^
   In file included from ipc/msgutil.c:9:
   In file included from include/linux/security.h:33:
   include/linux/mm.h:877:22: error: no member named 'vm_lock' in 'struct vm_area_struct'
           vma_lock_init(&vma->vm_lock);
                          ~~~  ^
   include/linux/mm.h:878:7: error: no member named 'vm_lock_seq' in 'struct vm_area_struct'
           vma->vm_lock_seq = UINT_MAX;
           ~~~  ^
   In file included from ipc/msgutil.c:9:
   In file included from include/linux/security.h:35:
   In file included from include/linux/bpf.h:31:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:8:
   In file included from include/linux/interrupt.h:11:
   In file included from include/linux/hardirq.h:11:
   In file included from arch/um/include/asm/hardirq.h:5:
   In file included from include/asm-generic/hardirq.h:17:
   In file included from include/linux/irq.h:20:
   In file included from include/linux/io.h:14:
   In file included from arch/um/include/asm/io.h:24:
   include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           val = __raw_readb(PCI_IOBASE + addr);
                             ~~~~~~~~~~ ^
   include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
                                                           ~~~~~~~~~~ ^
   include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
   #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
                                                     ^
   In file included from ipc/msgutil.c:9:
   In file included from include/linux/security.h:35:
   In file included from include/linux/bpf.h:31:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:8:
   In file included from include/linux/interrupt.h:11:
   In file included from include/linux/hardirq.h:11:
   In file included from arch/um/include/asm/hardirq.h:5:
   In file included from include/asm-generic/hardirq.h:17:
   In file included from include/linux/irq.h:20:
   In file included from include/linux/io.h:14:
   In file included from arch/um/include/asm/io.h:24:
   include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
                                                           ~~~~~~~~~~ ^
   include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
   #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
                                                     ^
   In file included from ipc/msgutil.c:9:
   In file included from include/linux/security.h:35:
   In file included from include/linux/bpf.h:31:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:26:
   In file included from include/linux/kernel_stat.h:8:
   In file included from include/linux/interrupt.h:11:
   In file included from include/linux/hardirq.h:11:
   In file included from arch/um/include/asm/hardirq.h:5:
   In file included from include/asm-generic/hardirq.h:17:
   In file included from include/linux/irq.h:20:
   In file included from include/linux/io.h:14:
   In file included from arch/um/include/asm/io.h:24:
   include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           __raw_writeb(value, PCI_IOBASE + addr);
                               ~~~~~~~~~~ ^
   include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
                                                         ~~~~~~~~~~ ^
   include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
                                                         ~~~~~~~~~~ ^
   include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           readsb(PCI_IOBASE + addr, buffer, count);
                  ~~~~~~~~~~ ^
   include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           readsw(PCI_IOBASE + addr, buffer, count);
                  ~~~~~~~~~~ ^
   include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           readsl(PCI_IOBASE + addr, buffer, count);
                  ~~~~~~~~~~ ^
   include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           writesb(PCI_IOBASE + addr, buffer, count);
                   ~~~~~~~~~~ ^
   include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           writesw(PCI_IOBASE + addr, buffer, count);
                   ~~~~~~~~~~ ^
   include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
           writesl(PCI_IOBASE + addr, buffer, count);
                   ~~~~~~~~~~ ^
   12 warnings and 3 errors generated.
--
   In file included from ipc/msg.c:30:
>> include/linux/mm.h:877:2: error: call to undeclared function 'vma_lock_init'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
           vma_lock_init(&vma->vm_lock);
           ^
   include/linux/mm.h:877:2: note: did you mean 'osq_lock_init'?
   include/linux/osq_lock.h:23:20: note: 'osq_lock_init' declared here
   static inline void osq_lock_init(struct optimistic_spin_queue *lock)
                      ^
   In file included from ipc/msg.c:30:
   include/linux/mm.h:877:22: error: no member named 'vm_lock' in 'struct vm_area_struct'
           vma_lock_init(&vma->vm_lock);
                          ~~~  ^
   include/linux/mm.h:878:7: error: no member named 'vm_lock_seq' in 'struct vm_area_struct'
           vma->vm_lock_seq = UINT_MAX;
           ~~~  ^
   In file included from ipc/msg.c:30:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return (set->sig[3] | set->sig[2] |
                           ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/msg.c:30:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:98:25: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return (set->sig[3] | set->sig[2] |
                                         ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/msg.c:30:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:99:4: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
                           set->sig[1] | set->sig[0]) == 0;
                           ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/msg.c:30:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:101:11: warning: array index 1 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return (set->sig[1] | set->sig[0]) == 0;
                           ^        ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/msg.c:30:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:114:11: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return  (set1->sig[3] == set2->sig[3]) &&
                            ^         ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/msg.c:30:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:114:27: warning: array index 3 is past the end of the array (which contains 1 element) [-Warray-bounds]
                   return  (set1->sig[3] == set2->sig[3]) &&
                                            ^         ~
   arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here
           unsigned long sig[_NSIG_WORDS];
           ^
   In file included from ipc/msg.c:30:
   In file included from include/linux/mm.h:1143:
   In file included from include/linux/huge_mm.h:7:
   In file included from include/linux/fs.h:33:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   include/linux/signal.h:115:5: warning: array index 2 is past the end of the array (which contains 1 element) [-Warray-bounds]
                           (set1->sig[2] == set2->sig[2]) &&
..


vim +/vma_lock_init +877 include/linux/mm.h

   868	
   869	static inline void vma_init(struct vm_area_struct *vma, struct mm_struct *mm)
   870	{
   871		memset(vma, 0, sizeof(*vma));
   872		vma->vm_mm = mm;
   873		vma->vm_ops = &vma_dummy_vm_ops;
   874		INIT_LIST_HEAD(&vma->anon_vma_chain);
   875		vma_mark_detached(vma, false);
   876		vma_numab_state_init(vma);
 > 877		vma_lock_init(&vma->vm_lock);
   878		vma->vm_lock_seq = UINT_MAX;
   879	}
   880	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki


  parent reply	other threads:[~2024-11-12  9:47 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-11 20:55 [PATCH 0/4] " Suren Baghdasaryan
2024-11-11 20:55 ` [PATCH 1/4] mm: introduce vma_start_read_locked{_nested} helpers Suren Baghdasaryan
2024-11-11 20:55 ` [PATCH 2/4] mm: move per-vma lock into vm_area_struct Suren Baghdasaryan
2024-11-12  9:36   ` kernel test robot
2024-11-12  9:47   ` kernel test robot [this message]
2024-11-12 10:18   ` kernel test robot
2024-11-12 15:57   ` Vlastimil Babka
2024-11-12 16:08     ` Suren Baghdasaryan
2024-11-12 16:58       ` Suren Baghdasaryan
2024-11-11 20:55 ` [PATCH 3/4] mm: replace rw_semaphore with atomic_t in vma_lock Suren Baghdasaryan
2024-11-12  0:06   ` Andrew Morton
2024-11-12  0:52     ` Suren Baghdasaryan
2024-11-12  0:35   ` Davidlohr Bueso
2024-11-12  0:59     ` Suren Baghdasaryan
2024-11-12  4:58   ` Matthew Wilcox
2024-11-12 15:18     ` Suren Baghdasaryan
2024-12-10 22:38       ` Peter Zijlstra
2024-12-10 23:37         ` Suren Baghdasaryan
2024-12-11  8:25           ` Peter Zijlstra
2024-12-11 15:20             ` Suren Baghdasaryan
2024-12-12  3:01               ` Suren Baghdasaryan
2024-12-12  9:16                 ` Peter Zijlstra
2024-12-12 14:17                   ` Suren Baghdasaryan
2024-12-12 14:19                     ` Suren Baghdasaryan
2024-12-13  4:48                       ` Suren Baghdasaryan
2024-12-13  9:57                         ` Peter Zijlstra
2024-12-13 17:45                           ` Suren Baghdasaryan
2024-12-13 18:19                             ` Matthew Wilcox
2024-12-13 18:35                             ` Peter Zijlstra
2024-12-13 18:37                               ` Suren Baghdasaryan
2024-12-16 19:32                                 ` Suren Baghdasaryan
2024-12-13  9:22                     ` Peter Zijlstra
2024-12-13 17:41                       ` Suren Baghdasaryan
2024-11-11 20:55 ` [PATCH 4/4] mm: move lesser used vma_area_struct members into the last cacheline Suren Baghdasaryan
2024-11-12 10:07   ` Vlastimil Babka
2024-11-12 15:45     ` Suren Baghdasaryan
2024-11-11 21:41 ` [PATCH 0/4] move per-vma lock into vm_area_struct Suren Baghdasaryan
2024-11-12  2:48   ` Liam R. Howlett
2024-11-12  3:27     ` Suren Baghdasaryan
2024-11-11 22:18 ` Davidlohr Bueso
2024-11-11 23:19   ` Suren Baghdasaryan
2024-11-12  0:03     ` Davidlohr Bueso
2024-11-12  0:43       ` Suren Baghdasaryan
2024-11-12  0:11     ` Andrew Morton
2024-11-12  0:48       ` Suren Baghdasaryan
2024-11-12  2:35 ` Liam R. Howlett
2024-11-12  3:23   ` Suren Baghdasaryan
2024-11-12  9:39 ` Lorenzo Stoakes
2024-11-12 15:38   ` Suren Baghdasaryan

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