extern void __VERIFIER_error() __attribute__ ((__noreturn__)); /* Generated by CIL v. 1.5.1 */ /* print_CIL_Input is false */ typedef int __s32; typedef unsigned int __u32; typedef unsigned char u8; typedef unsigned short u16; typedef unsigned int u32; typedef long long s64; typedef unsigned long long u64; typedef long __kernel_long_t; typedef unsigned long __kernel_ulong_t; typedef int __kernel_pid_t; typedef unsigned int __kernel_uid32_t; typedef unsigned int __kernel_gid32_t; typedef __kernel_ulong_t __kernel_size_t; typedef __kernel_long_t __kernel_ssize_t; typedef long long __kernel_loff_t; typedef __kernel_long_t __kernel_time_t; typedef __kernel_long_t __kernel_clock_t; typedef int __kernel_timer_t; typedef int __kernel_clockid_t; typedef unsigned short umode_t; typedef __kernel_pid_t pid_t; typedef __kernel_clockid_t clockid_t; typedef _Bool bool; typedef __kernel_uid32_t uid_t; typedef __kernel_gid32_t gid_t; typedef __kernel_loff_t loff_t; typedef __kernel_size_t size_t; typedef __kernel_ssize_t ssize_t; typedef __kernel_time_t time_t; typedef __s32 int32_t; typedef __u32 uint32_t; typedef unsigned int gfp_t; typedef unsigned int oom_flags_t; struct __anonstruct_atomic_t_6 { int counter ; }; typedef struct __anonstruct_atomic_t_6 atomic_t; struct __anonstruct_atomic64_t_7 { long counter ; }; typedef struct __anonstruct_atomic64_t_7 atomic64_t; struct list_head { struct list_head *next ; struct list_head *prev ; }; struct hlist_node; struct hlist_head { struct hlist_node *first ; }; struct hlist_node { struct hlist_node *next ; struct hlist_node **pprev ; }; struct callback_head { struct callback_head *next ; void (*func)(struct callback_head * ) ; }; struct pt_regs { unsigned long r15 ; unsigned long r14 ; unsigned long r13 ; unsigned long r12 ; unsigned long bp ; unsigned long bx ; unsigned long r11 ; unsigned long r10 ; unsigned long r9 ; unsigned long r8 ; unsigned long ax ; unsigned long cx ; unsigned long dx ; unsigned long si ; unsigned long di ; unsigned long orig_ax ; unsigned long ip ; unsigned long cs ; unsigned long flags ; unsigned long sp ; unsigned long ss ; }; struct __anonstruct_ldv_1022_9 { unsigned int a ; unsigned int b ; }; struct __anonstruct_ldv_1037_10 { u16 limit0 ; u16 base0 ; unsigned char base1 ; unsigned char type : 4 ; unsigned char s : 1 ; unsigned char dpl : 2 ; unsigned char p : 1 ; unsigned char limit : 4 ; unsigned char avl : 1 ; unsigned char l : 1 ; unsigned char d : 1 ; unsigned char g : 1 ; unsigned char base2 ; }; union __anonunion_ldv_1038_8 { struct __anonstruct_ldv_1022_9 ldv_1022 ; struct __anonstruct_ldv_1037_10 ldv_1037 ; }; struct desc_struct { union __anonunion_ldv_1038_8 ldv_1038 ; }; typedef unsigned long pgdval_t; typedef unsigned long pgprotval_t; struct pgprot { pgprotval_t pgprot ; }; typedef struct pgprot pgprot_t; struct __anonstruct_pgd_t_12 { pgdval_t pgd ; }; typedef struct __anonstruct_pgd_t_12 pgd_t; struct page; typedef struct page *pgtable_t; struct file; struct seq_file; struct thread_struct; struct mm_struct; struct task_struct; struct cpumask; struct arch_spinlock; typedef u16 __ticket_t; typedef u32 __ticketpair_t; struct __raw_tickets { __ticket_t head ; __ticket_t tail ; }; union __anonunion_ldv_1458_15 { __ticketpair_t head_tail ; struct __raw_tickets tickets ; }; struct arch_spinlock { union __anonunion_ldv_1458_15 ldv_1458 ; }; typedef struct arch_spinlock arch_spinlock_t; struct completion; struct pid; struct timespec; struct kernel_vm86_regs { struct pt_regs pt ; unsigned short es ; unsigned short __esh ; unsigned short ds ; unsigned short __dsh ; unsigned short fs ; unsigned short __fsh ; unsigned short gs ; unsigned short __gsh ; }; union __anonunion_ldv_2998_20 { struct pt_regs *regs ; struct kernel_vm86_regs *vm86 ; }; struct math_emu_info { long ___orig_eip ; union __anonunion_ldv_2998_20 ldv_2998 ; }; struct cpumask { unsigned long bits[128U] ; }; typedef struct cpumask cpumask_t; typedef struct cpumask *cpumask_var_t; struct seq_operations; struct i387_fsave_struct { u32 cwd ; u32 swd ; u32 twd ; u32 fip ; u32 fcs ; u32 foo ; u32 fos ; u32 st_space[20U] ; u32 status ; }; struct __anonstruct_ldv_5289_25 { u64 rip ; u64 rdp ; }; struct __anonstruct_ldv_5295_26 { u32 fip ; u32 fcs ; u32 foo ; u32 fos ; }; union __anonunion_ldv_5296_24 { struct __anonstruct_ldv_5289_25 ldv_5289 ; struct __anonstruct_ldv_5295_26 ldv_5295 ; }; union __anonunion_ldv_5305_27 { u32 padding1[12U] ; u32 sw_reserved[12U] ; }; struct i387_fxsave_struct { u16 cwd ; u16 swd ; u16 twd ; u16 fop ; union __anonunion_ldv_5296_24 ldv_5296 ; u32 mxcsr ; u32 mxcsr_mask ; u32 st_space[32U] ; u32 xmm_space[64U] ; u32 padding[12U] ; union __anonunion_ldv_5305_27 ldv_5305 ; }; struct i387_soft_struct { u32 cwd ; u32 swd ; u32 twd ; u32 fip ; u32 fcs ; u32 foo ; u32 fos ; u32 st_space[20U] ; u8 ftop ; u8 changed ; u8 lookahead ; u8 no_update ; u8 rm ; u8 alimit ; struct math_emu_info *info ; u32 entry_eip ; }; struct ymmh_struct { u32 ymmh_space[64U] ; }; struct lwp_struct { u8 reserved[128U] ; }; struct bndregs_struct { u64 bndregs[8U] ; }; struct bndcsr_struct { u64 cfg_reg_u ; u64 status_reg ; }; struct xsave_hdr_struct { u64 xstate_bv ; u64 reserved1[2U] ; u64 reserved2[5U] ; }; struct xsave_struct { struct i387_fxsave_struct i387 ; struct xsave_hdr_struct xsave_hdr ; struct ymmh_struct ymmh ; struct lwp_struct lwp ; struct bndregs_struct bndregs ; struct bndcsr_struct bndcsr ; }; union thread_xstate { struct i387_fsave_struct fsave ; struct i387_fxsave_struct fxsave ; struct i387_soft_struct soft ; struct xsave_struct xsave ; }; struct fpu { unsigned int last_cpu ; unsigned int has_fpu ; union thread_xstate *state ; }; struct kmem_cache; struct perf_event; struct thread_struct { struct desc_struct tls_array[3U] ; unsigned long sp0 ; unsigned long sp ; unsigned long usersp ; unsigned short es ; unsigned short ds ; unsigned short fsindex ; unsigned short gsindex ; unsigned long fs ; unsigned long gs ; struct perf_event *ptrace_bps[4U] ; unsigned long debugreg6 ; unsigned long ptrace_dr7 ; unsigned long cr2 ; unsigned long trap_nr ; unsigned long error_code ; struct fpu fpu ; unsigned long *io_bitmap_ptr ; unsigned long iopl ; unsigned int io_bitmap_max ; unsigned char fpu_counter ; }; typedef atomic64_t atomic_long_t; struct lockdep_map; struct stack_trace { unsigned int nr_entries ; unsigned int max_entries ; unsigned long *entries ; int skip ; }; struct lockdep_subclass_key { char __one_byte ; } __attribute__((__packed__)) ; struct lock_class_key { struct lockdep_subclass_key subkeys[8U] ; }; struct lock_class { struct list_head hash_entry ; struct list_head lock_entry ; struct lockdep_subclass_key *key ; unsigned int subclass ; unsigned int dep_gen_id ; unsigned long usage_mask ; struct stack_trace usage_traces[13U] ; struct list_head locks_after ; struct list_head locks_before ; unsigned int version ; unsigned long ops ; char const *name ; int name_version ; unsigned long contention_point[4U] ; unsigned long contending_point[4U] ; }; struct lockdep_map { struct lock_class_key *key ; struct lock_class *class_cache[2U] ; char const *name ; int cpu ; unsigned long ip ; }; struct held_lock { u64 prev_chain_key ; unsigned long acquire_ip ; struct lockdep_map *instance ; struct lockdep_map *nest_lock ; u64 waittime_stamp ; u64 holdtime_stamp ; unsigned short class_idx : 13 ; unsigned char irq_context : 2 ; unsigned char trylock : 1 ; unsigned char read : 2 ; unsigned char check : 1 ; unsigned char hardirqs_off : 1 ; unsigned short references : 12 ; }; struct raw_spinlock { arch_spinlock_t raw_lock ; unsigned int magic ; unsigned int owner_cpu ; void *owner ; struct lockdep_map dep_map ; }; typedef struct raw_spinlock raw_spinlock_t; struct __anonstruct_ldv_6346_31 { u8 __padding[24U] ; struct lockdep_map dep_map ; }; union __anonunion_ldv_6347_30 { struct raw_spinlock rlock ; struct __anonstruct_ldv_6346_31 ldv_6346 ; }; struct spinlock { union __anonunion_ldv_6347_30 ldv_6347 ; }; typedef struct spinlock spinlock_t; struct seqcount { unsigned int sequence ; struct lockdep_map dep_map ; }; typedef struct seqcount seqcount_t; struct timespec { __kernel_time_t tv_sec ; long tv_nsec ; }; struct user_namespace; struct __anonstruct_kuid_t_34 { uid_t val ; }; typedef struct __anonstruct_kuid_t_34 kuid_t; struct __anonstruct_kgid_t_35 { gid_t val ; }; typedef struct __anonstruct_kgid_t_35 kgid_t; struct __wait_queue_head { spinlock_t lock ; struct list_head task_list ; }; typedef struct __wait_queue_head wait_queue_head_t; struct __anonstruct_nodemask_t_36 { unsigned long bits[16U] ; }; typedef struct __anonstruct_nodemask_t_36 nodemask_t; struct optimistic_spin_queue; struct mutex { atomic_t count ; spinlock_t wait_lock ; struct list_head wait_list ; struct task_struct *owner ; char const *name ; void *magic ; struct lockdep_map dep_map ; }; struct mutex_waiter { struct list_head list ; struct task_struct *task ; void *magic ; }; struct rw_semaphore; struct rw_semaphore { long count ; raw_spinlock_t wait_lock ; struct list_head wait_list ; struct task_struct *owner ; struct optimistic_spin_queue *osq ; struct lockdep_map dep_map ; }; struct completion { unsigned int done ; wait_queue_head_t wait ; }; struct llist_node; struct llist_node { struct llist_node *next ; }; union ktime { s64 tv64 ; }; typedef union ktime ktime_t; struct tvec_base; struct timer_list { struct list_head entry ; unsigned long expires ; struct tvec_base *base ; void (*function)(unsigned long ) ; unsigned long data ; int slack ; int start_pid ; void *start_site ; char start_comm[16U] ; struct lockdep_map lockdep_map ; }; struct hrtimer; enum hrtimer_restart; struct workqueue_struct; struct work_struct; struct work_struct { atomic_long_t data ; struct list_head entry ; void (*func)(struct work_struct * ) ; struct lockdep_map lockdep_map ; }; struct delayed_work { struct work_struct work ; struct timer_list timer ; struct workqueue_struct *wq ; int cpu ; }; struct __anonstruct_mm_context_t_101 { void *ldt ; int size ; unsigned short ia32_compat ; struct mutex lock ; void *vdso ; }; typedef struct __anonstruct_mm_context_t_101 mm_context_t; struct rb_node { unsigned long __rb_parent_color ; struct rb_node *rb_right ; struct rb_node *rb_left ; } __attribute__((__aligned__(sizeof(long )))) ; struct rb_root { struct rb_node *rb_node ; }; struct vm_area_struct; struct nsproxy; struct cred; struct arch_uprobe_task { unsigned long saved_scratch_register ; unsigned int saved_trap_nr ; unsigned int saved_tf ; }; enum uprobe_task_state { UTASK_RUNNING = 0, UTASK_SSTEP = 1, UTASK_SSTEP_ACK = 2, UTASK_SSTEP_TRAPPED = 3 } ; struct __anonstruct_ldv_14006_136 { struct arch_uprobe_task autask ; unsigned long vaddr ; }; struct __anonstruct_ldv_14010_137 { struct callback_head dup_xol_work ; unsigned long dup_xol_addr ; }; union __anonunion_ldv_14011_135 { struct __anonstruct_ldv_14006_136 ldv_14006 ; struct __anonstruct_ldv_14010_137 ldv_14010 ; }; struct uprobe; struct return_instance; struct uprobe_task { enum uprobe_task_state state ; union __anonunion_ldv_14011_135 ldv_14011 ; struct uprobe *active_uprobe ; unsigned long xol_vaddr ; struct return_instance *return_instances ; unsigned int depth ; }; struct xol_area; struct uprobes_state { struct xol_area *xol_area ; }; struct address_space; union __anonunion_ldv_14120_138 { struct address_space *mapping ; void *s_mem ; }; union __anonunion_ldv_14126_140 { unsigned long index ; void *freelist ; bool pfmemalloc ; }; struct __anonstruct_ldv_14136_144 { unsigned short inuse ; unsigned short objects : 15 ; unsigned char frozen : 1 ; }; union __anonunion_ldv_14138_143 { atomic_t _mapcount ; struct __anonstruct_ldv_14136_144 ldv_14136 ; int units ; }; struct __anonstruct_ldv_14140_142 { union __anonunion_ldv_14138_143 ldv_14138 ; atomic_t _count ; }; union __anonunion_ldv_14142_141 { unsigned long counters ; struct __anonstruct_ldv_14140_142 ldv_14140 ; unsigned int active ; }; struct __anonstruct_ldv_14143_139 { union __anonunion_ldv_14126_140 ldv_14126 ; union __anonunion_ldv_14142_141 ldv_14142 ; }; struct __anonstruct_ldv_14150_146 { struct page *next ; int pages ; int pobjects ; }; struct slab; union __anonunion_ldv_14155_145 { struct list_head lru ; struct __anonstruct_ldv_14150_146 ldv_14150 ; struct slab *slab_page ; struct callback_head callback_head ; pgtable_t pmd_huge_pte ; }; union __anonunion_ldv_14161_147 { unsigned long private ; spinlock_t *ptl ; struct kmem_cache *slab_cache ; struct page *first_page ; }; struct page { unsigned long flags ; union __anonunion_ldv_14120_138 ldv_14120 ; struct __anonstruct_ldv_14143_139 ldv_14143 ; union __anonunion_ldv_14155_145 ldv_14155 ; union __anonunion_ldv_14161_147 ldv_14161 ; unsigned long debug_flags ; }; struct page_frag { struct page *page ; __u32 offset ; __u32 size ; }; struct __anonstruct_linear_149 { struct rb_node rb ; unsigned long rb_subtree_last ; }; union __anonunion_shared_148 { struct __anonstruct_linear_149 linear ; struct list_head nonlinear ; }; struct anon_vma; struct vm_operations_struct; struct mempolicy; struct vm_area_struct { unsigned long vm_start ; unsigned long vm_end ; struct vm_area_struct *vm_next ; struct vm_area_struct *vm_prev ; struct rb_node vm_rb ; unsigned long rb_subtree_gap ; struct mm_struct *vm_mm ; pgprot_t vm_page_prot ; unsigned long vm_flags ; union __anonunion_shared_148 shared ; struct list_head anon_vma_chain ; struct anon_vma *anon_vma ; struct vm_operations_struct const *vm_ops ; unsigned long vm_pgoff ; struct file *vm_file ; void *vm_private_data ; struct mempolicy *vm_policy ; }; struct core_thread { struct task_struct *task ; struct core_thread *next ; }; struct core_state { atomic_t nr_threads ; struct core_thread dumper ; struct completion startup ; }; struct task_rss_stat { int events ; int count[3U] ; }; struct mm_rss_stat { atomic_long_t count[3U] ; }; struct kioctx_table; struct linux_binfmt; struct mmu_notifier_mm; struct mm_struct { struct vm_area_struct *mmap ; struct rb_root mm_rb ; u32 vmacache_seqnum ; unsigned long (*get_unmapped_area)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ) ; unsigned long mmap_base ; unsigned long mmap_legacy_base ; unsigned long task_size ; unsigned long highest_vm_end ; pgd_t *pgd ; atomic_t mm_users ; atomic_t mm_count ; atomic_long_t nr_ptes ; int map_count ; spinlock_t page_table_lock ; struct rw_semaphore mmap_sem ; struct list_head mmlist ; unsigned long hiwater_rss ; unsigned long hiwater_vm ; unsigned long total_vm ; unsigned long locked_vm ; unsigned long pinned_vm ; unsigned long shared_vm ; unsigned long exec_vm ; unsigned long stack_vm ; unsigned long def_flags ; unsigned long start_code ; unsigned long end_code ; unsigned long start_data ; unsigned long end_data ; unsigned long start_brk ; unsigned long brk ; unsigned long start_stack ; unsigned long arg_start ; unsigned long arg_end ; unsigned long env_start ; unsigned long env_end ; unsigned long saved_auxv[46U] ; struct mm_rss_stat rss_stat ; struct linux_binfmt *binfmt ; cpumask_var_t cpu_vm_mask_var ; mm_context_t context ; unsigned long flags ; struct core_state *core_state ; spinlock_t ioctx_lock ; struct kioctx_table *ioctx_table ; struct task_struct *owner ; struct file *exe_file ; struct mmu_notifier_mm *mmu_notifier_mm ; struct cpumask cpumask_allocation ; unsigned long numa_next_scan ; unsigned long numa_scan_offset ; int numa_scan_seq ; bool tlb_flush_pending ; struct uprobes_state uprobes_state ; }; union __anonunion_ldv_14524_153 { unsigned long bitmap[4U] ; struct callback_head callback_head ; }; struct idr_layer { int prefix ; int layer ; struct idr_layer *ary[256U] ; int count ; union __anonunion_ldv_14524_153 ldv_14524 ; }; struct idr { struct idr_layer *hint ; struct idr_layer *top ; int layers ; int cur ; spinlock_t lock ; int id_free_cnt ; struct idr_layer *id_free ; }; struct ida_bitmap { long nr_busy ; unsigned long bitmap[15U] ; }; struct ida { struct idr idr ; struct ida_bitmap *free_bitmap ; }; struct kernfs_open_node; struct kernfs_iattrs; struct kernfs_root; struct kernfs_elem_dir { unsigned long subdirs ; struct rb_root children ; struct kernfs_root *root ; }; struct kernfs_node; struct kernfs_elem_symlink { struct kernfs_node *target_kn ; }; struct kernfs_ops; struct kernfs_elem_attr { struct kernfs_ops const *ops ; struct kernfs_open_node *open ; loff_t size ; }; union __anonunion_ldv_14668_154 { struct kernfs_elem_dir dir ; struct kernfs_elem_symlink symlink ; struct kernfs_elem_attr attr ; }; struct kernfs_node { atomic_t count ; atomic_t active ; struct lockdep_map dep_map ; struct kernfs_node *parent ; char const *name ; struct rb_node rb ; void const *ns ; unsigned int hash ; union __anonunion_ldv_14668_154 ldv_14668 ; void *priv ; unsigned short flags ; umode_t mode ; unsigned int ino ; struct kernfs_iattrs *iattr ; }; struct kernfs_syscall_ops { int (*remount_fs)(struct kernfs_root * , int * , char * ) ; int (*show_options)(struct seq_file * , struct kernfs_root * ) ; int (*mkdir)(struct kernfs_node * , char const * , umode_t ) ; int (*rmdir)(struct kernfs_node * ) ; int (*rename)(struct kernfs_node * , struct kernfs_node * , char const * ) ; }; struct kernfs_root { struct kernfs_node *kn ; unsigned int flags ; struct ida ino_ida ; struct kernfs_syscall_ops *syscall_ops ; struct list_head supers ; wait_queue_head_t deactivate_waitq ; }; struct kernfs_open_file { struct kernfs_node *kn ; struct file *file ; void *priv ; struct mutex mutex ; int event ; struct list_head list ; size_t atomic_write_len ; bool mmapped ; struct vm_operations_struct const *vm_ops ; }; struct kernfs_ops { int (*seq_show)(struct seq_file * , void * ) ; void *(*seq_start)(struct seq_file * , loff_t * ) ; void *(*seq_next)(struct seq_file * , void * , loff_t * ) ; void (*seq_stop)(struct seq_file * , void * ) ; ssize_t (*read)(struct kernfs_open_file * , char * , size_t , loff_t ) ; size_t atomic_write_len ; ssize_t (*write)(struct kernfs_open_file * , char * , size_t , loff_t ) ; int (*mmap)(struct kernfs_open_file * , struct vm_area_struct * ) ; struct lock_class_key lockdep_key ; }; struct sock; struct kobject; enum kobj_ns_type { KOBJ_NS_TYPE_NONE = 0, KOBJ_NS_TYPE_NET = 1, KOBJ_NS_TYPES = 2 } ; struct kobj_ns_type_operations { enum kobj_ns_type type ; bool (*current_may_mount)(void) ; void *(*grab_current_ns)(void) ; void const *(*netlink_ns)(struct sock * ) ; void const *(*initial_ns)(void) ; void (*drop_ns)(void * ) ; }; struct attribute { char const *name ; umode_t mode ; bool ignore_lockdep ; struct lock_class_key *key ; struct lock_class_key skey ; }; struct sysfs_ops { ssize_t (*show)(struct kobject * , struct attribute * , char * ) ; ssize_t (*store)(struct kobject * , struct attribute * , char const * , size_t ) ; }; struct kref { atomic_t refcount ; }; struct kset; struct kobj_type; struct kobject { char const *name ; struct list_head entry ; struct kobject *parent ; struct kset *kset ; struct kobj_type *ktype ; struct kernfs_node *sd ; struct kref kref ; struct delayed_work release ; unsigned char state_initialized : 1 ; unsigned char state_in_sysfs : 1 ; unsigned char state_add_uevent_sent : 1 ; unsigned char state_remove_uevent_sent : 1 ; unsigned char uevent_suppress : 1 ; }; struct kobj_type { void (*release)(struct kobject * ) ; struct sysfs_ops const *sysfs_ops ; struct attribute **default_attrs ; struct kobj_ns_type_operations const *(*child_ns_type)(struct kobject * ) ; void const *(*namespace)(struct kobject * ) ; }; struct kobj_uevent_env { char *argv[3U] ; char *envp[32U] ; int envp_idx ; char buf[2048U] ; int buflen ; }; struct kset_uevent_ops { int (* const filter)(struct kset * , struct kobject * ) ; char const *(* const name)(struct kset * , struct kobject * ) ; int (* const uevent)(struct kset * , struct kobject * , struct kobj_uevent_env * ) ; }; struct kset { struct list_head list ; spinlock_t list_lock ; struct kobject kobj ; struct kset_uevent_ops const *uevent_ops ; }; struct mem_cgroup; struct kmem_cache_cpu { void **freelist ; unsigned long tid ; struct page *page ; struct page *partial ; unsigned int stat[26U] ; }; struct kmem_cache_order_objects { unsigned long x ; }; struct memcg_cache_params; struct kmem_cache_node; struct kmem_cache { struct kmem_cache_cpu *cpu_slab ; unsigned long flags ; unsigned long min_partial ; int size ; int object_size ; int offset ; int cpu_partial ; struct kmem_cache_order_objects oo ; struct kmem_cache_order_objects max ; struct kmem_cache_order_objects min ; gfp_t allocflags ; int refcount ; void (*ctor)(void * ) ; int inuse ; int align ; int reserved ; char const *name ; struct list_head list ; struct kobject kobj ; struct memcg_cache_params *memcg_params ; int max_attr_size ; struct kset *memcg_kset ; int remote_node_defrag_ratio ; struct kmem_cache_node *node[1024U] ; }; struct __anonstruct_ldv_15963_157 { struct callback_head callback_head ; struct kmem_cache *memcg_caches[0U] ; }; struct __anonstruct_ldv_15969_158 { struct mem_cgroup *memcg ; struct list_head list ; struct kmem_cache *root_cache ; atomic_t nr_pages ; }; union __anonunion_ldv_15970_156 { struct __anonstruct_ldv_15963_157 ldv_15963 ; struct __anonstruct_ldv_15969_158 ldv_15969 ; }; struct memcg_cache_params { bool is_root_cache ; union __anonunion_ldv_15970_156 ldv_15970 ; }; struct kernel_cap_struct { __u32 cap[2U] ; }; typedef struct kernel_cap_struct kernel_cap_t; struct plist_node { int prio ; struct list_head prio_list ; struct list_head node_list ; }; typedef unsigned long cputime_t; struct sem_undo_list; struct sysv_sem { struct sem_undo_list *undo_list ; }; struct __anonstruct_sigset_t_160 { unsigned long sig[1U] ; }; typedef struct __anonstruct_sigset_t_160 sigset_t; struct siginfo; typedef void __signalfn_t(int ); typedef __signalfn_t *__sighandler_t; typedef void __restorefn_t(void); typedef __restorefn_t *__sigrestore_t; union sigval { int sival_int ; void *sival_ptr ; }; typedef union sigval sigval_t; struct __anonstruct__kill_162 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; }; struct __anonstruct__timer_163 { __kernel_timer_t _tid ; int _overrun ; char _pad[0U] ; sigval_t _sigval ; int _sys_private ; }; struct __anonstruct__rt_164 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; sigval_t _sigval ; }; struct __anonstruct__sigchld_165 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; int _status ; __kernel_clock_t _utime ; __kernel_clock_t _stime ; }; struct __anonstruct__sigfault_166 { void *_addr ; short _addr_lsb ; }; struct __anonstruct__sigpoll_167 { long _band ; int _fd ; }; struct __anonstruct__sigsys_168 { void *_call_addr ; int _syscall ; unsigned int _arch ; }; union __anonunion__sifields_161 { int _pad[28U] ; struct __anonstruct__kill_162 _kill ; struct __anonstruct__timer_163 _timer ; struct __anonstruct__rt_164 _rt ; struct __anonstruct__sigchld_165 _sigchld ; struct __anonstruct__sigfault_166 _sigfault ; struct __anonstruct__sigpoll_167 _sigpoll ; struct __anonstruct__sigsys_168 _sigsys ; }; struct siginfo { int si_signo ; int si_errno ; int si_code ; union __anonunion__sifields_161 _sifields ; }; typedef struct siginfo siginfo_t; struct user_struct; struct sigpending { struct list_head list ; sigset_t signal ; }; struct sigaction { __sighandler_t sa_handler ; unsigned long sa_flags ; __sigrestore_t sa_restorer ; sigset_t sa_mask ; }; struct k_sigaction { struct sigaction sa ; }; struct pid_namespace; struct upid { int nr ; struct pid_namespace *ns ; struct hlist_node pid_chain ; }; struct pid { atomic_t count ; unsigned int level ; struct hlist_head tasks[3U] ; struct callback_head rcu ; struct upid numbers[1U] ; }; struct pid_link { struct hlist_node node ; struct pid *pid ; }; struct seccomp_filter; struct seccomp { int mode ; struct seccomp_filter *filter ; }; struct rt_mutex_waiter; struct rlimit { __kernel_ulong_t rlim_cur ; __kernel_ulong_t rlim_max ; }; struct timerqueue_node { struct rb_node node ; ktime_t expires ; }; struct timerqueue_head { struct rb_root head ; struct timerqueue_node *next ; }; struct hrtimer_clock_base; struct hrtimer_cpu_base; enum hrtimer_restart { HRTIMER_NORESTART = 0, HRTIMER_RESTART = 1 } ; struct hrtimer { struct timerqueue_node node ; ktime_t _softexpires ; enum hrtimer_restart (*function)(struct hrtimer * ) ; struct hrtimer_clock_base *base ; unsigned long state ; int start_pid ; void *start_site ; char start_comm[16U] ; }; struct hrtimer_clock_base { struct hrtimer_cpu_base *cpu_base ; int index ; clockid_t clockid ; struct timerqueue_head active ; ktime_t resolution ; ktime_t (*get_time)(void) ; ktime_t softirq_time ; ktime_t offset ; }; struct hrtimer_cpu_base { raw_spinlock_t lock ; unsigned int active_bases ; unsigned int clock_was_set ; ktime_t expires_next ; int hres_active ; int hang_detected ; unsigned long nr_events ; unsigned long nr_retries ; unsigned long nr_hangs ; ktime_t max_hang_time ; struct hrtimer_clock_base clock_base[4U] ; }; struct task_io_accounting { u64 rchar ; u64 wchar ; u64 syscr ; u64 syscw ; u64 read_bytes ; u64 write_bytes ; u64 cancelled_write_bytes ; }; struct latency_record { unsigned long backtrace[12U] ; unsigned int count ; unsigned long time ; unsigned long max ; }; struct assoc_array_ptr; struct assoc_array { struct assoc_array_ptr *root ; unsigned long nr_leaves_on_tree ; }; typedef int32_t key_serial_t; typedef uint32_t key_perm_t; struct key; struct signal_struct; struct key_type; struct keyring_index_key { struct key_type *type ; char const *description ; size_t desc_len ; }; union __anonunion_ldv_17540_171 { struct list_head graveyard_link ; struct rb_node serial_node ; }; struct key_user; union __anonunion_ldv_17548_172 { time_t expiry ; time_t revoked_at ; }; struct __anonstruct_ldv_17561_174 { struct key_type *type ; char *description ; }; union __anonunion_ldv_17562_173 { struct keyring_index_key index_key ; struct __anonstruct_ldv_17561_174 ldv_17561 ; }; union __anonunion_type_data_175 { struct list_head link ; unsigned long x[2U] ; void *p[2U] ; int reject_error ; }; union __anonunion_payload_177 { unsigned long value ; void *rcudata ; void *data ; void *data2[2U] ; }; union __anonunion_ldv_17577_176 { union __anonunion_payload_177 payload ; struct assoc_array keys ; }; struct key { atomic_t usage ; key_serial_t serial ; union __anonunion_ldv_17540_171 ldv_17540 ; struct rw_semaphore sem ; struct key_user *user ; void *security ; union __anonunion_ldv_17548_172 ldv_17548 ; time_t last_used_at ; kuid_t uid ; kgid_t gid ; key_perm_t perm ; unsigned short quotalen ; unsigned short datalen ; unsigned long flags ; union __anonunion_ldv_17562_173 ldv_17562 ; union __anonunion_type_data_175 type_data ; union __anonunion_ldv_17577_176 ldv_17577 ; }; struct audit_context; struct group_info { atomic_t usage ; int ngroups ; int nblocks ; kgid_t small_block[32U] ; kgid_t *blocks[0U] ; }; struct cred { atomic_t usage ; atomic_t subscribers ; void *put_addr ; unsigned int magic ; kuid_t uid ; kgid_t gid ; kuid_t suid ; kgid_t sgid ; kuid_t euid ; kgid_t egid ; kuid_t fsuid ; kgid_t fsgid ; unsigned int securebits ; kernel_cap_t cap_inheritable ; kernel_cap_t cap_permitted ; kernel_cap_t cap_effective ; kernel_cap_t cap_bset ; unsigned char jit_keyring ; struct key *session_keyring ; struct key *process_keyring ; struct key *thread_keyring ; struct key *request_key_auth ; void *security ; struct user_struct *user ; struct user_namespace *user_ns ; struct group_info *group_info ; struct callback_head rcu ; }; struct futex_pi_state; struct robust_list_head; struct bio_list; struct fs_struct; struct perf_event_context; struct blk_plug; struct cfs_rq; struct task_group; struct sighand_struct { atomic_t count ; struct k_sigaction action[64U] ; spinlock_t siglock ; wait_queue_head_t signalfd_wqh ; }; struct pacct_struct { int ac_flag ; long ac_exitcode ; unsigned long ac_mem ; cputime_t ac_utime ; cputime_t ac_stime ; unsigned long ac_minflt ; unsigned long ac_majflt ; }; struct cpu_itimer { cputime_t expires ; cputime_t incr ; u32 error ; u32 incr_error ; }; struct cputime { cputime_t utime ; cputime_t stime ; }; struct task_cputime { cputime_t utime ; cputime_t stime ; unsigned long long sum_exec_runtime ; }; struct thread_group_cputimer { struct task_cputime cputime ; int running ; raw_spinlock_t lock ; }; struct autogroup; struct tty_struct; struct taskstats; struct tty_audit_buf; struct signal_struct { atomic_t sigcnt ; atomic_t live ; int nr_threads ; struct list_head thread_head ; wait_queue_head_t wait_chldexit ; struct task_struct *curr_target ; struct sigpending shared_pending ; int group_exit_code ; int notify_count ; struct task_struct *group_exit_task ; int group_stop_count ; unsigned int flags ; unsigned char is_child_subreaper : 1 ; unsigned char has_child_subreaper : 1 ; int posix_timer_id ; struct list_head posix_timers ; struct hrtimer real_timer ; struct pid *leader_pid ; ktime_t it_real_incr ; struct cpu_itimer it[2U] ; struct thread_group_cputimer cputimer ; struct task_cputime cputime_expires ; struct list_head cpu_timers[3U] ; struct pid *tty_old_pgrp ; int leader ; struct tty_struct *tty ; struct autogroup *autogroup ; cputime_t utime ; cputime_t stime ; cputime_t cutime ; cputime_t cstime ; cputime_t gtime ; cputime_t cgtime ; struct cputime prev_cputime ; unsigned long nvcsw ; unsigned long nivcsw ; unsigned long cnvcsw ; unsigned long cnivcsw ; unsigned long min_flt ; unsigned long maj_flt ; unsigned long cmin_flt ; unsigned long cmaj_flt ; unsigned long inblock ; unsigned long oublock ; unsigned long cinblock ; unsigned long coublock ; unsigned long maxrss ; unsigned long cmaxrss ; struct task_io_accounting ioac ; unsigned long long sum_sched_runtime ; struct rlimit rlim[16U] ; struct pacct_struct pacct ; struct taskstats *stats ; unsigned int audit_tty ; unsigned int audit_tty_log_passwd ; struct tty_audit_buf *tty_audit_buf ; struct rw_semaphore group_rwsem ; oom_flags_t oom_flags ; short oom_score_adj ; short oom_score_adj_min ; struct mutex cred_guard_mutex ; }; struct user_struct { atomic_t __count ; atomic_t processes ; atomic_t sigpending ; atomic_t inotify_watches ; atomic_t inotify_devs ; atomic_t fanotify_listeners ; atomic_long_t epoll_watches ; unsigned long mq_bytes ; unsigned long locked_shm ; struct key *uid_keyring ; struct key *session_keyring ; struct hlist_node uidhash_node ; kuid_t uid ; atomic_long_t locked_vm ; }; struct backing_dev_info; struct reclaim_state; struct sched_info { unsigned long pcount ; unsigned long long run_delay ; unsigned long long last_arrival ; unsigned long long last_queued ; }; struct task_delay_info { spinlock_t lock ; unsigned int flags ; struct timespec blkio_start ; struct timespec blkio_end ; u64 blkio_delay ; u64 swapin_delay ; u32 blkio_count ; u32 swapin_count ; struct timespec freepages_start ; struct timespec freepages_end ; u64 freepages_delay ; u32 freepages_count ; }; struct io_context; struct pipe_inode_info; struct load_weight { unsigned long weight ; u32 inv_weight ; }; struct sched_avg { u32 runnable_avg_sum ; u32 runnable_avg_period ; u64 last_runnable_update ; s64 decay_count ; unsigned long load_avg_contrib ; }; struct sched_statistics { u64 wait_start ; u64 wait_max ; u64 wait_count ; u64 wait_sum ; u64 iowait_count ; u64 iowait_sum ; u64 sleep_start ; u64 sleep_max ; s64 sum_sleep_runtime ; u64 block_start ; u64 block_max ; u64 exec_max ; u64 slice_max ; u64 nr_migrations_cold ; u64 nr_failed_migrations_affine ; u64 nr_failed_migrations_running ; u64 nr_failed_migrations_hot ; u64 nr_forced_migrations ; u64 nr_wakeups ; u64 nr_wakeups_sync ; u64 nr_wakeups_migrate ; u64 nr_wakeups_local ; u64 nr_wakeups_remote ; u64 nr_wakeups_affine ; u64 nr_wakeups_affine_attempts ; u64 nr_wakeups_passive ; u64 nr_wakeups_idle ; }; struct sched_entity { struct load_weight load ; struct rb_node run_node ; struct list_head group_node ; unsigned int on_rq ; u64 exec_start ; u64 sum_exec_runtime ; u64 vruntime ; u64 prev_sum_exec_runtime ; u64 nr_migrations ; struct sched_statistics statistics ; int depth ; struct sched_entity *parent ; struct cfs_rq *cfs_rq ; struct cfs_rq *my_q ; struct sched_avg avg ; }; struct rt_rq; struct sched_rt_entity { struct list_head run_list ; unsigned long timeout ; unsigned long watchdog_stamp ; unsigned int time_slice ; struct sched_rt_entity *back ; struct sched_rt_entity *parent ; struct rt_rq *rt_rq ; struct rt_rq *my_q ; }; struct sched_dl_entity { struct rb_node rb_node ; u64 dl_runtime ; u64 dl_deadline ; u64 dl_period ; u64 dl_bw ; s64 runtime ; u64 deadline ; unsigned int flags ; int dl_throttled ; int dl_new ; int dl_boosted ; int dl_yielded ; struct hrtimer dl_timer ; }; struct memcg_batch_info { int do_batch ; struct mem_cgroup *memcg ; unsigned long nr_pages ; unsigned long memsw_nr_pages ; }; struct memcg_oom_info { struct mem_cgroup *memcg ; gfp_t gfp_mask ; int order ; unsigned char may_oom : 1 ; }; struct sched_class; struct files_struct; struct css_set; struct compat_robust_list_head; struct numa_group; struct ftrace_ret_stack; struct task_struct { long volatile state ; void *stack ; atomic_t usage ; unsigned int flags ; unsigned int ptrace ; struct llist_node wake_entry ; int on_cpu ; struct task_struct *last_wakee ; unsigned long wakee_flips ; unsigned long wakee_flip_decay_ts ; int wake_cpu ; int on_rq ; int prio ; int static_prio ; int normal_prio ; unsigned int rt_priority ; struct sched_class const *sched_class ; struct sched_entity se ; struct sched_rt_entity rt ; struct task_group *sched_task_group ; struct sched_dl_entity dl ; struct hlist_head preempt_notifiers ; unsigned int btrace_seq ; unsigned int policy ; int nr_cpus_allowed ; cpumask_t cpus_allowed ; struct sched_info sched_info ; struct list_head tasks ; struct plist_node pushable_tasks ; struct rb_node pushable_dl_tasks ; struct mm_struct *mm ; struct mm_struct *active_mm ; unsigned char brk_randomized : 1 ; u32 vmacache_seqnum ; struct vm_area_struct *vmacache[4U] ; struct task_rss_stat rss_stat ; int exit_state ; int exit_code ; int exit_signal ; int pdeath_signal ; unsigned int jobctl ; unsigned int personality ; unsigned char in_execve : 1 ; unsigned char in_iowait : 1 ; unsigned char no_new_privs : 1 ; unsigned char sched_reset_on_fork : 1 ; unsigned char sched_contributes_to_load : 1 ; pid_t pid ; pid_t tgid ; struct task_struct *real_parent ; struct task_struct *parent ; struct list_head children ; struct list_head sibling ; struct task_struct *group_leader ; struct list_head ptraced ; struct list_head ptrace_entry ; struct pid_link pids[3U] ; struct list_head thread_group ; struct list_head thread_node ; struct completion *vfork_done ; int *set_child_tid ; int *clear_child_tid ; cputime_t utime ; cputime_t stime ; cputime_t utimescaled ; cputime_t stimescaled ; cputime_t gtime ; struct cputime prev_cputime ; unsigned long nvcsw ; unsigned long nivcsw ; struct timespec start_time ; struct timespec real_start_time ; unsigned long min_flt ; unsigned long maj_flt ; struct task_cputime cputime_expires ; struct list_head cpu_timers[3U] ; struct cred const *real_cred ; struct cred const *cred ; char comm[16U] ; int link_count ; int total_link_count ; struct sysv_sem sysvsem ; unsigned long last_switch_count ; struct thread_struct thread ; struct fs_struct *fs ; struct files_struct *files ; struct nsproxy *nsproxy ; struct signal_struct *signal ; struct sighand_struct *sighand ; sigset_t blocked ; sigset_t real_blocked ; sigset_t saved_sigmask ; struct sigpending pending ; unsigned long sas_ss_sp ; size_t sas_ss_size ; int (*notifier)(void * ) ; void *notifier_data ; sigset_t *notifier_mask ; struct callback_head *task_works ; struct audit_context *audit_context ; kuid_t loginuid ; unsigned int sessionid ; struct seccomp seccomp ; u32 parent_exec_id ; u32 self_exec_id ; spinlock_t alloc_lock ; raw_spinlock_t pi_lock ; struct rb_root pi_waiters ; struct rb_node *pi_waiters_leftmost ; struct rt_mutex_waiter *pi_blocked_on ; struct task_struct *pi_top_task ; struct mutex_waiter *blocked_on ; unsigned int irq_events ; unsigned long hardirq_enable_ip ; unsigned long hardirq_disable_ip ; unsigned int hardirq_enable_event ; unsigned int hardirq_disable_event ; int hardirqs_enabled ; int hardirq_context ; unsigned long softirq_disable_ip ; unsigned long softirq_enable_ip ; unsigned int softirq_disable_event ; unsigned int softirq_enable_event ; int softirqs_enabled ; int softirq_context ; u64 curr_chain_key ; int lockdep_depth ; unsigned int lockdep_recursion ; struct held_lock held_locks[48U] ; gfp_t lockdep_reclaim_gfp ; void *journal_info ; struct bio_list *bio_list ; struct blk_plug *plug ; struct reclaim_state *reclaim_state ; struct backing_dev_info *backing_dev_info ; struct io_context *io_context ; unsigned long ptrace_message ; siginfo_t *last_siginfo ; struct task_io_accounting ioac ; u64 acct_rss_mem1 ; u64 acct_vm_mem1 ; cputime_t acct_timexpd ; nodemask_t mems_allowed ; seqcount_t mems_allowed_seq ; int cpuset_mem_spread_rotor ; int cpuset_slab_spread_rotor ; struct css_set *cgroups ; struct list_head cg_list ; struct robust_list_head *robust_list ; struct compat_robust_list_head *compat_robust_list ; struct list_head pi_state_list ; struct futex_pi_state *pi_state_cache ; struct perf_event_context *perf_event_ctxp[2U] ; struct mutex perf_event_mutex ; struct list_head perf_event_list ; struct mempolicy *mempolicy ; short il_next ; short pref_node_fork ; int numa_scan_seq ; unsigned int numa_scan_period ; unsigned int numa_scan_period_max ; int numa_preferred_nid ; unsigned long numa_migrate_retry ; u64 node_stamp ; u64 last_task_numa_placement ; u64 last_sum_exec_runtime ; struct callback_head numa_work ; struct list_head numa_entry ; struct numa_group *numa_group ; unsigned long *numa_faults_memory ; unsigned long total_numa_faults ; unsigned long *numa_faults_buffer_memory ; unsigned long *numa_faults_cpu ; unsigned long *numa_faults_buffer_cpu ; unsigned long numa_faults_locality[2U] ; unsigned long numa_pages_migrated ; struct callback_head rcu ; struct pipe_inode_info *splice_pipe ; struct page_frag task_frag ; struct task_delay_info *delays ; int make_it_fail ; int nr_dirtied ; int nr_dirtied_pause ; unsigned long dirty_paused_when ; int latency_record_count ; struct latency_record latency_record[32U] ; unsigned long timer_slack_ns ; unsigned long default_timer_slack_ns ; int curr_ret_stack ; struct ftrace_ret_stack *ret_stack ; unsigned long long ftrace_timestamp ; atomic_t trace_overrun ; atomic_t tracing_graph_pause ; unsigned long trace ; unsigned long trace_recursion ; struct memcg_batch_info memcg_batch ; unsigned int memcg_kmem_skip_account ; struct memcg_oom_info memcg_oom ; struct uprobe_task *utask ; unsigned int sequential_io ; unsigned int sequential_io_avg ; }; struct seq_file { char *buf ; size_t size ; size_t from ; size_t count ; size_t pad_until ; loff_t index ; loff_t read_pos ; u64 version ; struct mutex lock ; struct seq_operations const *op ; int poll_event ; struct user_namespace *user_ns ; void *private ; }; struct seq_operations { void *(*start)(struct seq_file * , loff_t * ) ; void (*stop)(struct seq_file * , void * ) ; void *(*next)(struct seq_file * , void * , loff_t * ) ; int (*show)(struct seq_file * , void * ) ; }; struct torture_random_state { unsigned long trs_state ; long trs_count ; }; struct lock_writer_stress_stats { long n_write_lock_fail ; long n_write_lock_acquired ; }; struct lock_torture_ops { void (*init)(void) ; int (*writelock)(void) ; void (*write_delay)(struct torture_random_state * ) ; void (*writeunlock)(void) ; unsigned long flags ; char const *name ; }; typedef struct page___0 *pgtable_t___0; struct __anonstruct____missing_field_name_211 { unsigned int inuse : 16 ; unsigned int objects : 15 ; unsigned int frozen : 1 ; }; union __anonunion____missing_field_name_210 { atomic_t _mapcount ; struct __anonstruct____missing_field_name_211 __annonCompField39 ; int units ; }; struct __anonstruct____missing_field_name_209 { union __anonunion____missing_field_name_210 __annonCompField40 ; atomic_t _count ; }; union __anonunion____missing_field_name_208 { unsigned long counters ; struct __anonstruct____missing_field_name_209 __annonCompField41 ; unsigned int active ; }; struct __anonstruct____missing_field_name_206 { union __anonunion_ldv_14126_140 __annonCompField38 ; union __anonunion____missing_field_name_208 __annonCompField42 ; }; struct __anonstruct____missing_field_name_213 { struct page___0 *next ; int pages ; int pobjects ; }; union __anonunion____missing_field_name_212 { struct list_head lru ; struct __anonstruct____missing_field_name_213 __annonCompField44 ; struct slab *slab_page ; struct callback_head callback_head ; pgtable_t___0 pmd_huge_pte ; }; union __anonunion____missing_field_name_214 { unsigned long private ; spinlock_t *ptl ; struct kmem_cache___0 *slab_cache ; struct page___0 *first_page ; }; struct page___0 { unsigned long flags ; union __anonunion_ldv_14120_138 __annonCompField37 ; struct __anonstruct____missing_field_name_206 __annonCompField43 ; union __anonunion____missing_field_name_212 __annonCompField45 ; union __anonunion____missing_field_name_214 __annonCompField46 ; unsigned long debug_flags ; } __attribute__((__aligned__((2) * (sizeof(unsigned long )) ))) ; enum kobj_ns_type; struct attribute___0 { char const *name ; umode_t mode ; bool ignore_lockdep : 1 ; struct lock_class_key *key ; struct lock_class_key skey ; }; struct sysfs_ops___0 { ssize_t (*show)(struct kobject___0 * , struct attribute___0 * , char * ) ; ssize_t (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) ; }; struct kobject___0 { char const *name ; struct list_head entry ; struct kobject___0 *parent ; struct kset *kset ; struct kobj_type___0 *ktype ; struct kernfs_node *sd ; struct kref kref ; struct delayed_work release ; unsigned int state_initialized : 1 ; unsigned int state_in_sysfs : 1 ; unsigned int state_add_uevent_sent : 1 ; unsigned int state_remove_uevent_sent : 1 ; unsigned int uevent_suppress : 1 ; }; struct kobj_type___0 { void (*release)(struct kobject___0 *kobj ) ; struct sysfs_ops___0 const *sysfs_ops ; struct attribute___0 **default_attrs ; struct kobj_ns_type_operations const *(*child_ns_type)(struct kobject___0 *kobj ) ; void const *(*namespace)(struct kobject___0 *kobj ) ; }; struct kmem_cache_cpu___0 { void **freelist ; unsigned long tid ; struct page___0 *page ; struct page___0 *partial ; unsigned int stat[26] ; }; struct kmem_cache___0 { struct kmem_cache_cpu___0 *cpu_slab ; unsigned long flags ; unsigned long min_partial ; int size ; int object_size ; int offset ; int cpu_partial ; struct kmem_cache_order_objects oo ; struct kmem_cache_order_objects max ; struct kmem_cache_order_objects min ; gfp_t allocflags ; int refcount ; void (*ctor)(void * ) ; int inuse ; int align ; int reserved ; char const *name ; struct list_head list ; struct kobject___0 kobj ; struct memcg_cache_params___0 *memcg_params ; int max_attr_size ; struct kset *memcg_kset ; int remote_node_defrag_ratio ; struct kmem_cache_node *node[1 << 10] ; }; struct __anonstruct____missing_field_name_227 { struct callback_head callback_head ; struct kmem_cache___0 *memcg_caches[0] ; }; struct __anonstruct____missing_field_name_228 { struct mem_cgroup *memcg ; struct list_head list ; struct kmem_cache___0 *root_cache ; atomic_t nr_pages ; }; union __anonunion____missing_field_name_226 { struct __anonstruct____missing_field_name_227 __annonCompField50 ; struct __anonstruct____missing_field_name_228 __annonCompField51 ; }; struct memcg_cache_params___0 { bool is_root_cache ; union __anonunion____missing_field_name_226 __annonCompField52 ; }; long ldv__builtin_expect(long exp , long c ) ; void ldv_spin_lock(void) ; void ldv_spin_unlock(void) ; extern int printk(char const * , ...) ; extern int sprintf(char * , char const * , ...) ; extern void __bad_percpu_size(void) ; extern void warn_slowpath_null(char const * , int const ) ; extern struct task_struct *current_task ; __inline static struct task_struct *get_current(void) { struct task_struct *pfo_ret__ ; { switch (8UL) { case 1UL: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); goto ldv_3067; case 2UL: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_3067; case 4UL: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_3067; case 8UL: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_3067; default: __bad_percpu_size(); } ldv_3067: ; return (pfo_ret__); } } extern int strcmp(char const * , char const * ) ; extern int __bitmap_weight(unsigned long const * , int ) ; __inline static int bitmap_weight(unsigned long const *src , int nbits ) { int tmp___0 ; { tmp___0 = __bitmap_weight(src, nbits); return (tmp___0); } } extern int nr_cpu_ids ; extern struct cpumask const * const cpu_online_mask ; __inline static unsigned int cpumask_weight(struct cpumask const *srcp ) { int tmp ; { tmp = bitmap_weight((unsigned long const *)(& srcp->bits), nr_cpu_ids); return ((unsigned int )tmp); } } __inline static int atomic_read(atomic_t const *v ) { { return ((int )*((int volatile *)(& v->counter))); } } __inline static void atomic_inc(atomic_t *v ) { { __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); return; } } extern void _raw_spin_lock(raw_spinlock_t * ) ; extern void _raw_spin_unlock(raw_spinlock_t * ) ; extern void _raw_spin_unlock_irqrestore(raw_spinlock_t * , unsigned long ) ; __inline static void ldv_spin_lock_1(spinlock_t *lock ) { { _raw_spin_lock(& lock->ldv_6347.rlock); return; } } __inline static void spin_lock(spinlock_t *lock ) ; __inline static void ldv_spin_unlock_5(spinlock_t *lock ) { { _raw_spin_unlock(& lock->ldv_6347.rlock); return; } } __inline static void spin_unlock(spinlock_t *lock ) ; __inline static void ldv_spin_unlock_irqrestore_8(spinlock_t *lock , unsigned long flags ) { { _raw_spin_unlock_irqrestore(& lock->ldv_6347.rlock, flags); return; } } __inline static void spin_unlock_irqrestore(spinlock_t *lock , unsigned long flags ) ; extern void kfree(void const * ) ; extern void *__kmalloc(size_t , gfp_t ) ; extern void *kmem_cache_alloc(struct kmem_cache * , gfp_t ) ; void *ldv_kmem_cache_alloc_16(struct kmem_cache *ldv_func_arg1 , gfp_t flags ) ; __inline static void *ldv_kmalloc_12(size_t size , gfp_t flags ) { void *tmp___2 ; { tmp___2 = __kmalloc(size, flags); return (tmp___2); } } __inline static void *kmalloc(size_t size , gfp_t flags ) ; __inline static void *kzalloc(size_t size , gfp_t flags ) ; void ldv_check_alloc_flags(gfp_t flags ) ; extern void *malloc(size_t size ) ; extern void *calloc(size_t nmemb , size_t size ) ; extern int __VERIFIER_nondet_int(void) ; extern unsigned long __VERIFIER_nondet_ulong(void) ; extern void *__VERIFIER_nondet_pointer(void) ; extern void __VERIFIER_assume(int expression ) ; void *ldv_malloc(size_t size ) { void *p ; void *tmp ; int tmp___0 ; { tmp___0 = __VERIFIER_nondet_int(); if (tmp___0 != 0) { return ((void *)0); } else { tmp = malloc(size); p = tmp; __VERIFIER_assume((unsigned long )p != (unsigned long )((void *)0)); return (p); } } } void *ldv_zalloc(size_t size ) { void *p ; void *tmp ; int tmp___0 ; { tmp___0 = __VERIFIER_nondet_int(); if (tmp___0 != 0) { return ((void *)0); } else { tmp = calloc(1UL, size); p = tmp; __VERIFIER_assume((unsigned long )p != (unsigned long )((void *)0)); return (p); } } } int ldv_undef_int(void) { int tmp ; { tmp = __VERIFIER_nondet_int(); return (tmp); } } void *ldv_undef_ptr(void) { void *tmp ; { tmp = __VERIFIER_nondet_pointer(); return (tmp); } } unsigned long ldv_undef_ulong(void) { unsigned long tmp ; { tmp = __VERIFIER_nondet_ulong(); return (tmp); } } __inline static void ldv_error(void) { { ERROR: ; __VERIFIER_error(); } } __inline static void ldv_stop(void) { { LDV_STOP: ; goto LDV_STOP; } } long ldv__builtin_expect(long exp , long c ) { { return (exp); } } void ldv__builtin_trap(void) { { ldv_error(); return; } } int ldv_state_variable_3 ; int ldv_state_variable_1 ; int LDV_IN_INTERRUPT = 1; int ldv_state_variable_2 ; int ref_cnt ; int ldv_state_variable_0 ; extern long schedule_timeout_interruptible(long ) ; extern long schedule_timeout_uninterruptible(long ) ; extern void set_user_nice(struct task_struct * , long ) ; extern void __udelay(unsigned long ) ; extern void __const_udelay(unsigned long ) ; extern int torture_onoff_init(long , long ) ; extern bool torture_onoff_failures(void) ; extern unsigned long torture_random(struct torture_random_state * ) ; extern int torture_shuffle_init(long ) ; extern void torture_shutdown_absorb(char const * ) ; extern int torture_shutdown_init(int , void (*)(void) ) ; extern void stutter_wait(char const * ) ; extern int torture_stutter_init(int ) ; extern bool torture_init_begin(char * , bool , int * ) ; extern void torture_init_end(void) ; extern bool torture_cleanup(void) ; extern bool torture_must_stop(void) ; extern void torture_kthread_stopping(char * ) ; extern int _torture_create_kthread(int (*)(void * ) , void * , char * , char * , char * , struct task_struct ** ) ; extern void _torture_stop_kthread(char * , struct task_struct ** ) ; static int nwriters_stress = -1; static int onoff_holdoff = 0; static int onoff_interval = 0; static int shuffle_interval = 3; static int shutdown_secs = 0; static int stat_interval = 60; static int stutter = 5; static bool verbose = 1; static char *torture_type = (char *)"spin_lock"; static atomic_t n_lock_torture_errors ; static struct task_struct *stats_task ; static struct task_struct **writer_tasks ; static int nrealwriters_stress ; static bool lock_is_write_held ; static struct lock_writer_stress_stats *lwsa ; int locktorture_runnable = 1; static void lock_torture_cleanup(void) ; static struct lock_torture_ops *cur_ops ; static int torture_lock_busted_write_lock(void) { { return (0); } } static void torture_lock_busted_write_delay(struct torture_random_state *trsp ) { unsigned long longdelay_us ; unsigned long __ms ; unsigned long tmp ; unsigned long tmp___0 ; { longdelay_us = 100UL; tmp___0 = torture_random(trsp); if (tmp___0 % ((unsigned long )(nrealwriters_stress * 2000) * longdelay_us) == 0UL) { __ms = longdelay_us; goto ldv_22672; ldv_22671: __const_udelay(4295000UL); ldv_22672: tmp = __ms; __ms = __ms - 1UL; if (tmp != 0UL) { goto ldv_22671; } else { } } else { } return; } } static void torture_lock_busted_write_unlock(void) { { return; } } static struct lock_torture_ops lock_busted_ops = {0, & torture_lock_busted_write_lock, & torture_lock_busted_write_delay, & torture_lock_busted_write_unlock, 0UL, "lock_busted"}; static spinlock_t torture_spinlock = {{{{{0U}}, 3735899821U, 4294967295U, (void *)-1, {0, {0, 0}, "torture_spinlock", 0, 0UL}}}}; static int torture_spin_lock_write_lock(void) { { spin_lock(& torture_spinlock); return (0); } } static void torture_spin_lock_write_delay(struct torture_random_state *trsp ) { unsigned long shortdelay_us ; unsigned long longdelay_us ; unsigned long __ms ; unsigned long tmp ; unsigned long tmp___0 ; unsigned long tmp___1 ; { shortdelay_us = 2UL; longdelay_us = 100UL; tmp___0 = torture_random(trsp); if (tmp___0 % ((unsigned long )(nrealwriters_stress * 2000) * longdelay_us) == 0UL) { __ms = longdelay_us; goto ldv_22690; ldv_22689: __const_udelay(4295000UL); ldv_22690: tmp = __ms; __ms = __ms - 1UL; if (tmp != 0UL) { goto ldv_22689; } else { } } else { } tmp___1 = torture_random(trsp); if (tmp___1 % ((unsigned long )(nrealwriters_stress * 2) * shortdelay_us) == 0UL) { __udelay(shortdelay_us); } else { } return; } } static void torture_spin_lock_write_unlock(void) { { spin_unlock(& torture_spinlock); return; } } static struct lock_torture_ops spin_lock_ops = {0, & torture_spin_lock_write_lock, & torture_spin_lock_write_delay, & torture_spin_lock_write_unlock, 0UL, "spin_lock"}; static int torture_spin_lock_write_lock_irq(void) { unsigned long flags ; { ldv_spin_lock(); cur_ops->flags = flags; return (0); } } static void torture_lock_spin_write_unlock_irq(void) { { spin_unlock_irqrestore(& torture_spinlock, cur_ops->flags); return; } } static struct lock_torture_ops spin_lock_irq_ops = {0, & torture_spin_lock_write_lock_irq, & torture_spin_lock_write_delay, & torture_lock_spin_write_unlock_irq, 0UL, "spin_lock_irq"}; static int lock_torture_writer(void *arg ) { struct lock_writer_stress_stats *lwsp ; struct torture_random_state rand ; struct task_struct *tmp ; unsigned long tmp___0 ; bool __warned ; int __ret_warn_once ; int __ret_warn_on ; long tmp___1 ; long tmp___2 ; long tmp___3 ; long tmp___4 ; bool tmp___5 ; int tmp___6 ; { lwsp = (struct lock_writer_stress_stats *)arg; rand.trs_state = 0UL; rand.trs_count = 0L; if ((int )verbose) { printk("\t%s-torture: %s\n", torture_type, (char *)"lock_torture_writer task started"); } else { } tmp = get_current(); set_user_nice(tmp, 19L); ldv_22714: tmp___0 = torture_random(& rand); if ((tmp___0 & 1048575UL) == 0UL) { schedule_timeout_uninterruptible(1L); } else { } (*(cur_ops->writelock))(); __ret_warn_once = (int )lock_is_write_held; tmp___3 = ldv__builtin_expect(__ret_warn_once != 0, 0L); if (tmp___3 != 0L) { __ret_warn_on = ! __warned; tmp___1 = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp___1 != 0L) { warn_slowpath_null("/work/ldvuser/mutilin/launch/work/current--X--kernel--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/13/dscv_tempdir/dscv/ri/43_2a/kernel/locking/locktorture.o.c.prepared", 251); } else { } tmp___2 = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp___2 != 0L) { __warned = 1; } else { } } else { } tmp___4 = ldv__builtin_expect(__ret_warn_once != 0, 0L); if (tmp___4 != 0L) { lwsp->n_write_lock_fail = lwsp->n_write_lock_fail + 1L; } else { } lock_is_write_held = 1; lwsp->n_write_lock_acquired = lwsp->n_write_lock_acquired + 1L; (*(cur_ops->write_delay))(& rand); lock_is_write_held = 0; (*(cur_ops->writeunlock))(); stutter_wait("lock_torture_writer"); tmp___5 = torture_must_stop(); if (tmp___5) { tmp___6 = 0; } else { tmp___6 = 1; } if (tmp___6) { goto ldv_22714; } else { } torture_kthread_stopping((char *)"lock_torture_writer"); return (0); } } static void lock_torture_printk(char *page ) { bool fail ; int i ; long max ; long min ; long long sum ; int tmp ; int tmp___0 ; { fail = 0; max = 0L; min = lwsa->n_write_lock_acquired; sum = 0LL; i = 0; goto ldv_22725; ldv_22724: ; if ((lwsa + (unsigned long )i)->n_write_lock_fail != 0L) { fail = 1; } else { } sum = (long long )(lwsa + (unsigned long )i)->n_write_lock_acquired + sum; if ((lwsa + (unsigned long )i)->n_write_lock_fail > max) { max = (lwsa + (unsigned long )i)->n_write_lock_fail; } else { } if ((lwsa + (unsigned long )i)->n_write_lock_fail < min) { min = (lwsa + (unsigned long )i)->n_write_lock_fail; } else { } i = i + 1; ldv_22725: ; if (i < nrealwriters_stress) { goto ldv_22724; } else { } tmp = sprintf(page, "%s%s ", torture_type, (char *)"-torture:"); page = page + (unsigned long )tmp; tmp___0 = sprintf(page, "Writes: Total: %lld Max/Min: %ld/%ld %s Fail: %d %s\n", sum, max, min, max / 2L > min ? (char *)"???" : (char *)"", (int )fail, (int )fail ? (char *)"!!!" : (char *)""); page = page + (unsigned long )tmp___0; if ((int )fail) { atomic_inc(& n_lock_torture_errors); } else { } return; } } static void lock_torture_stats_print(void) { int size ; char *buf ; void *tmp ; { size = nrealwriters_stress * 200 + 8192; tmp = kmalloc((size_t )size, 208U); buf = (char *)tmp; if ((unsigned long )buf == (unsigned long )((char *)0)) { printk("\vlock_torture_stats_print: Out of memory, need: %d", size); return; } else { } lock_torture_printk(buf); printk("\t%s", buf); kfree((void const *)buf); return; } } static int lock_torture_stats(void *arg ) { bool tmp ; int tmp___0 ; { if ((int )verbose) { printk("\t%s-torture: %s\n", torture_type, (char *)"lock_torture_stats task started"); } else { } ldv_22735: schedule_timeout_interruptible((long )(stat_interval * 250)); lock_torture_stats_print(); torture_shutdown_absorb("lock_torture_stats"); tmp = torture_must_stop(); if (tmp) { tmp___0 = 0; } else { tmp___0 = 1; } if (tmp___0) { goto ldv_22735; } else { } torture_kthread_stopping((char *)"lock_torture_stats"); return (0); } } __inline static void lock_torture_print_module_parms(struct lock_torture_ops *cur_ops___0 , char const *tag ) { { printk("\t%s-torture:--- %s: nwriters_stress=%d stat_interval=%d verbose=%d shuffle_interval=%d stutter=%d shutdown_secs=%d onoff_interval=%d onoff_holdoff=%d\n", torture_type, tag, nrealwriters_stress, stat_interval, (int )verbose, shuffle_interval, stutter, shutdown_secs, onoff_interval, onoff_holdoff); return; } } static void lock_torture_cleanup(void) { int i ; bool tmp ; bool tmp___0 ; int tmp___1 ; { tmp = torture_cleanup(); if ((int )tmp) { return; } else { } if ((unsigned long )writer_tasks != (unsigned long )((struct task_struct **)0)) { i = 0; goto ldv_22746; ldv_22745: _torture_stop_kthread((char *)"Stopping lock_torture_writer task", writer_tasks + (unsigned long )i); i = i + 1; ldv_22746: ; if (i < nrealwriters_stress) { goto ldv_22745; } else { } kfree((void const *)writer_tasks); writer_tasks = (struct task_struct **)0; } else { } _torture_stop_kthread((char *)"Stopping lock_torture_stats task", & stats_task); lock_torture_stats_print(); tmp___1 = atomic_read((atomic_t const *)(& n_lock_torture_errors)); if (tmp___1 != 0) { lock_torture_print_module_parms(cur_ops, "End of test: FAILURE"); } else { tmp___0 = torture_onoff_failures(); if ((int )tmp___0) { lock_torture_print_module_parms(cur_ops, "End of test: LOCK_HOTPLUG"); } else { lock_torture_print_module_parms(cur_ops, "End of test: SUCCESS"); } } return; } } static int lock_torture_init(void) { int i ; int firsterr ; struct lock_torture_ops *torture_ops[3U] ; bool tmp ; int tmp___0 ; int tmp___1 ; unsigned int tmp___2 ; void *tmp___3 ; void *tmp___4 ; { firsterr = 0; torture_ops[0] = & lock_busted_ops; torture_ops[1] = & spin_lock_ops; torture_ops[2] = & spin_lock_irq_ops; tmp = torture_init_begin(torture_type, (int )verbose, & locktorture_runnable); if (tmp) { tmp___0 = 0; } else { tmp___0 = 1; } if (tmp___0) { return (-16); } else { } i = 0; goto ldv_22758; ldv_22757: cur_ops = torture_ops[i]; tmp___1 = strcmp((char const *)torture_type, cur_ops->name); if (tmp___1 == 0) { goto ldv_22756; } else { } i = i + 1; ldv_22758: ; if ((unsigned int )i <= 2U) { goto ldv_22757; } else { } ldv_22756: ; if (i == 3) { printk("\tlock-torture: invalid torture type: \"%s\"\n", torture_type); printk("\tlock-torture types:"); i = 0; goto ldv_22764; ldv_22763: printk("\t %s", (torture_ops[i])->name); i = i + 1; ldv_22764: ; if ((unsigned int )i <= 2U) { goto ldv_22763; } else { } printk("\t\n"); torture_init_end(); return (-22); } else { } if ((unsigned long )cur_ops->init != (unsigned long )((void (*)(void))0)) { (*(cur_ops->init))(); } else { } if (nwriters_stress >= 0) { nrealwriters_stress = nwriters_stress; } else { tmp___2 = cpumask_weight(cpu_online_mask); nrealwriters_stress = (int )(tmp___2 * 2U); } lock_torture_print_module_parms(cur_ops, "Start of test"); lock_is_write_held = 0; tmp___3 = kmalloc((unsigned long )nrealwriters_stress * 16UL, 208U); lwsa = (struct lock_writer_stress_stats *)tmp___3; if ((unsigned long )lwsa == (unsigned long )((struct lock_writer_stress_stats *)0)) { if ((int )verbose) { printk("\t%s-torture: %s\n", torture_type, (char *)"lwsa: Out of memory"); } else { } firsterr = -12; goto unwind; } else { } i = 0; goto ldv_22768; ldv_22767: (lwsa + (unsigned long )i)->n_write_lock_fail = 0L; (lwsa + (unsigned long )i)->n_write_lock_acquired = 0L; i = i + 1; ldv_22768: ; if (i < nrealwriters_stress) { goto ldv_22767; } else { } if (onoff_interval > 0) { firsterr = torture_onoff_init((long )(onoff_holdoff * 250), (long )(onoff_interval * 250)); if (firsterr != 0) { goto unwind; } else { } } else { } if (shuffle_interval > 0) { firsterr = torture_shuffle_init((long )shuffle_interval); if (firsterr != 0) { goto unwind; } else { } } else { } if (shutdown_secs > 0) { firsterr = torture_shutdown_init(shutdown_secs, & lock_torture_cleanup); if (firsterr != 0) { goto unwind; } else { } } else { } if (stutter > 0) { firsterr = torture_stutter_init(stutter); if (firsterr != 0) { goto unwind; } else { } } else { } tmp___4 = kzalloc((unsigned long )nrealwriters_stress * 8UL, 208U); writer_tasks = (struct task_struct **)tmp___4; if ((unsigned long )writer_tasks == (unsigned long )((struct task_struct **)0)) { if ((int )verbose) { printk("\t%s-torture:!!! %s\n", torture_type, (char *)"writer_tasks: Out of memory"); } else { } firsterr = -12; goto unwind; } else { } i = 0; goto ldv_22771; ldv_22770: firsterr = _torture_create_kthread(& lock_torture_writer, (void *)lwsa + (unsigned long )i, (char *)"lock_torture_writer", (char *)"Creating lock_torture_writer task", (char *)"Failed to create lock_torture_writer", writer_tasks + (unsigned long )i); if (firsterr != 0) { goto unwind; } else { } i = i + 1; ldv_22771: ; if (i < nrealwriters_stress) { goto ldv_22770; } else { } if (stat_interval > 0) { firsterr = _torture_create_kthread(& lock_torture_stats, (void *)0, (char *)"lock_torture_stats", (char *)"Creating lock_torture_stats task", (char *)"Failed to create lock_torture_stats", & stats_task); if (firsterr != 0) { goto unwind; } else { } } else { } torture_init_end(); return (0); unwind: torture_init_end(); lock_torture_cleanup(); return (firsterr); } } int ldv_retval_0 ; extern int ldv_probe_1(void) ; extern void ldv_initialize(void) ; extern int ldv_release_2(void) ; extern void ldv_check_final_state(void) ; extern int ldv_release_3(void) ; extern int ldv_probe_3(void) ; extern int ldv_probe_2(void) ; extern int ldv_release_1(void) ; int main(void) { struct torture_random_state *ldvarg0 ; void *tmp ; struct torture_random_state *ldvarg1 ; void *tmp___0 ; struct torture_random_state *ldvarg2 ; void *tmp___1 ; int tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; int tmp___6 ; { tmp = ldv_zalloc(16UL); ldvarg0 = (struct torture_random_state *)tmp; tmp___0 = ldv_zalloc(16UL); ldvarg1 = (struct torture_random_state *)tmp___0; tmp___1 = ldv_zalloc(16UL); ldvarg2 = (struct torture_random_state *)tmp___1; ldv_initialize(); ldv_state_variable_1 = 0; ref_cnt = 0; ldv_state_variable_0 = 1; ldv_state_variable_3 = 0; ldv_state_variable_2 = 0; ldv_22848: tmp___2 = __VERIFIER_nondet_int(); switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 2) { torture_spin_lock_write_lock_irq(); ldv_state_variable_1 = 2; } else { } goto ldv_22818; case 1: ; if (ldv_state_variable_1 == 1) { torture_lock_spin_write_unlock_irq(); ldv_state_variable_1 = 1; } else { } if (ldv_state_variable_1 == 2) { torture_lock_spin_write_unlock_irq(); ldv_state_variable_1 = 2; } else { } goto ldv_22818; case 2: ; if (ldv_state_variable_1 == 1) { torture_spin_lock_write_delay(ldvarg0); ldv_state_variable_1 = 1; } else { } if (ldv_state_variable_1 == 2) { torture_spin_lock_write_delay(ldvarg0); ldv_state_variable_1 = 2; } else { } goto ldv_22818; case 3: ; if (ldv_state_variable_1 == 2) { ldv_release_1(); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_22818; case 4: ; if (ldv_state_variable_1 == 1) { ldv_probe_1(); ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } goto ldv_22818; default: ldv_stop(); } ldv_22818: ; } else { } goto ldv_22824; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { lock_torture_cleanup(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_22828; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_0 = lock_torture_init(); if (ldv_retval_0 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_state_variable_3 = 1; ldv_state_variable_1 = 1; } else { } if (ldv_retval_0 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_22828; default: ldv_stop(); } ldv_22828: ; } else { } goto ldv_22824; case 2: ; if (ldv_state_variable_3 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_3 == 2) { torture_lock_busted_write_lock(); ldv_state_variable_3 = 2; } else { } goto ldv_22833; case 1: ; if (ldv_state_variable_3 == 1) { torture_lock_busted_write_unlock(); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { torture_lock_busted_write_unlock(); ldv_state_variable_3 = 2; } else { } goto ldv_22833; case 2: ; if (ldv_state_variable_3 == 1) { torture_lock_busted_write_delay(ldvarg1); ldv_state_variable_3 = 1; } else { } if (ldv_state_variable_3 == 2) { torture_lock_busted_write_delay(ldvarg1); ldv_state_variable_3 = 2; } else { } goto ldv_22833; case 3: ; if (ldv_state_variable_3 == 2) { ldv_release_3(); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_22833; case 4: ; if (ldv_state_variable_3 == 1) { ldv_probe_3(); ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } goto ldv_22833; default: ldv_stop(); } ldv_22833: ; } else { } goto ldv_22824; case 3: ; if (ldv_state_variable_2 != 0) { tmp___6 = __VERIFIER_nondet_int(); switch (tmp___6) { case 0: ; if (ldv_state_variable_2 == 2) { torture_spin_lock_write_lock(); ldv_state_variable_2 = 2; } else { } goto ldv_22841; case 1: ; if (ldv_state_variable_2 == 1) { torture_spin_lock_write_unlock(); ldv_state_variable_2 = 1; } else { } if (ldv_state_variable_2 == 2) { torture_spin_lock_write_unlock(); ldv_state_variable_2 = 2; } else { } goto ldv_22841; case 2: ; if (ldv_state_variable_2 == 1) { torture_spin_lock_write_delay(ldvarg2); ldv_state_variable_2 = 1; } else { } if (ldv_state_variable_2 == 2) { torture_spin_lock_write_delay(ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_22841; case 3: ; if (ldv_state_variable_2 == 2) { ldv_release_2(); ldv_state_variable_2 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_22841; case 4: ; if (ldv_state_variable_2 == 1) { ldv_probe_2(); ldv_state_variable_2 = 2; ref_cnt = ref_cnt + 1; } else { } goto ldv_22841; default: ldv_stop(); } ldv_22841: ; } else { } goto ldv_22824; default: ldv_stop(); } ldv_22824: ; goto ldv_22848; ldv_final: ldv_check_final_state(); return 0; } } __inline static void spin_lock(spinlock_t *lock ) { { ldv_spin_lock(); ldv_spin_lock_1(lock); return; } } __inline static void spin_unlock(spinlock_t *lock ) { { ldv_spin_unlock(); ldv_spin_unlock_5(lock); return; } } __inline static void spin_unlock_irqrestore(spinlock_t *lock , unsigned long flags ) { { ldv_spin_unlock(); ldv_spin_unlock_irqrestore_8(lock, flags); return; } } __inline static void *kmalloc(size_t size , gfp_t flags ) { { ldv_check_alloc_flags(flags); ldv_kmalloc_12(size, flags); return ((void *)0); } } void *ldv_kmem_cache_alloc_16(struct kmem_cache *ldv_func_arg1 , gfp_t flags ) { { ldv_check_alloc_flags(flags); kmem_cache_alloc(ldv_func_arg1, flags); return ((void *)0); } } __inline static void *kzalloc(size_t size , gfp_t flags ) { { ldv_check_alloc_flags(flags); return ((void *)0); } } __inline static void ldv_error(void); int ldv_spin = 0; void ldv_check_alloc_flags(gfp_t flags ) { { if (ldv_spin == 0 || ! (flags & 16U)) { } else { ldv_error(); } return; } } extern struct page___0 *ldv_some_page(void) ; struct page___0 *ldv_check_alloc_flags_and_return_some_page(gfp_t flags ) { struct page___0 *tmp ; { if (ldv_spin == 0 || ! (flags & 16U)) { } else { ldv_error(); } tmp = ldv_some_page(); return (tmp); } } void ldv_check_alloc_nonatomic(void) { { if (ldv_spin == 0) { } else { ldv_error(); } return; } } void ldv_spin_lock(void) { { ldv_spin = 1; return; } } void ldv_spin_unlock(void) { { ldv_spin = 0; return; } } int ldv_spin_trylock(void) { int is_lock ; { is_lock = ldv_undef_int(); if (is_lock) { return (0); } else { ldv_spin = 1; return (1); } } }