Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/signal.c __send_signal_locked() -> is_si_special()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | info | 0-1,4096-ptr_max |
| BUF_SIZE | 0 | info | (-1),48 |
| BUF_SIZE | 0 | info | (-1),48 |
| DATA_SOURCE | 0 | info | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | info->_sifields._kill._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._kill._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._rt._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._rt._sigval.sival_int | s32min-s32max |
| USER_DATA | 0 | info->_sifields._rt._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigchld._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigchld._status | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigchld._stime | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigchld._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigchld._utime | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigfault._addr_lsb | s16min-s16max |
| USER_DATA | 0 | info->_sifields._sigfault._addr_pkey._pkey | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._data | 0-u64max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._flags | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._type | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._trapno | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigpoll._band | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigpoll._fd | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigsys._arch | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigsys._syscall | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._overrun | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._sigval.sival_int | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._sys_private | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._tid | s32min-s32max |
| USER_DATA | 0 | info->si_code | s32min-s32max |
| USER_DATA | 0 | info->si_errno | s32min-s32max |
| USER_DATA | 0 | info->si_signo | s32min-s32max |
| HALF_LOCKED2 | &psig->siglock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &tasklist_lock | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | rcu_read |
kernel/signal.c __send_signal_locked() -> is_si_special()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | info | 0-1,4096-ptr_max |
| BUF_SIZE | 0 | info | (-1),48 |
| BUF_SIZE | 0 | info | (-1),48 |
| DATA_SOURCE | 0 | info | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | info->_sifields._kill._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._kill._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._rt._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._rt._sigval.sival_int | s32min-s32max |
| USER_DATA | 0 | info->_sifields._rt._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigchld._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigchld._status | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigchld._stime | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigchld._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigchld._utime | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigfault._addr_lsb | s16min-s16max |
| USER_DATA | 0 | info->_sifields._sigfault._addr_pkey._pkey | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._data | 0-u64max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._flags | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._type | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._trapno | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigpoll._band | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigpoll._fd | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigsys._arch | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigsys._syscall | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._overrun | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._sigval.sival_int | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._sys_private | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._tid | s32min-s32max |
| USER_DATA | 0 | info->si_code | s32min-s32max |
| USER_DATA | 0 | info->si_errno | s32min-s32max |
| USER_DATA | 0 | info->si_signo | s32min-s32max |
| HALF_LOCKED2 | &psig->siglock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &tasklist_lock | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | rcu_read |
kernel/signal.c si_fromuser() -> is_si_special()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | info | 1,4096-ptr_max |
| BUF_SIZE | 0 | info | (-1),48 |
| BUF_SIZE | 0 | info | (-1),48 |
| DATA_SOURCE | 0 | info | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | info->_sifields._kill._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._kill._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._rt._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._rt._sigval.sival_int | s32min-s32max |
| USER_DATA | 0 | info->_sifields._rt._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigchld._pid | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigchld._status | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigchld._stime | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigchld._uid | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigchld._utime | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigfault._addr_lsb | s16min-s16max |
| USER_DATA | 0 | info->_sifields._sigfault._addr_pkey._pkey | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._data | 0-u64max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._flags | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._perf._type | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigfault._trapno | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigpoll._band | s64min-s64max |
| USER_DATA | 0 | info->_sifields._sigpoll._fd | s32min-s32max |
| USER_DATA | 0 | info->_sifields._sigsys._arch | 0-u32max |
| USER_DATA | 0 | info->_sifields._sigsys._syscall | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._overrun | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._sigval.sival_int | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._sys_private | s32min-s32max |
| USER_DATA | 0 | info->_sifields._timer._tid | s32min-s32max |
| USER_DATA | 0 | info->si_code | s32min-s32max |
| USER_DATA | 0 | info->si_errno | s32min-s32max |
| USER_DATA | 0 | info->si_signo | s32min-s32max |
| LOCK2 | rcu_read |