arch/alpha/include/asm/signal.h

21

__sighandler_t sa_handler;

arch/alpha/kernel/signal.c

360

regs->r27 = regs->pc = (unsigned long) ksig->ka.sa.sa_handler;

arch/alpha/kernel/signal.c

414

regs->r27 = regs->pc = (unsigned long) ksig->ka.sa.sa_handler;

arch/alpha/kernel/signal.c

69

__get_user(new_ka.sa.sa_handler, &act->sa_handler) ||

arch/alpha/kernel/signal.c

81

__put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||

arch/arc/kernel/signal.c

321

regs->ret = (unsigned long)ksig->ka.sa.sa_handler;

arch/arm/kernel/signal.c

324

unsigned long handler = (unsigned long)ksig->ka.sa.sa_handler;

arch/arm64/kernel/signal.c

1474

regs->pc = (unsigned long)ksig->ka.sa.sa_handler;

arch/arm64/kernel/signal32.c

321

compat_ulong_t handler = ptr_to_compat(ka->sa.sa_handler);

arch/csky/kernel/signal.c

168

regs->pc = (unsigned long)ksig->ka.sa.sa_handler;

arch/hexagon/kernel/signal.c

128

pt_set_elr(regs, (unsigned long)ksig->ka.sa.sa_handler);

arch/loongarch/kernel/signal.c

974

regs->csr_era = (unsigned long) ksig->ka.sa.sa_handler;

arch/m68k/kernel/signal.c

1023

tregs->pc = (unsigned long) ksig->ka.sa.sa_handler;

arch/m68k/kernel/signal.c

943

tregs->pc = (unsigned long) ksig->ka.sa.sa_handler;

arch/microblaze/kernel/signal.c

220

regs->pc = (unsigned long)ksig->ka.sa.sa_handler;

arch/mips/include/uapi/asm/signal.h

95

__sighandler_t sa_handler;

arch/mips/kernel/signal.c

608

err |= __get_user(new_ka.sa.sa_handler, &act->sa_handler);

arch/mips/kernel/signal.c

623

err |= __put_user(old_ka.sa.sa_handler, &oact->sa_handler);

arch/mips/kernel/signal.c

744

regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;

arch/mips/kernel/signal.c

793

regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;

arch/mips/kernel/signal32.c

52

err |= __get_user(handler, &act->sa_handler);

arch/mips/kernel/signal32.c

53

new_ka.sa.sa_handler = (void __user *)(s64)handler;

arch/mips/kernel/signal32.c

68

err |= __put_user((u32)(u64)old_ka.sa.sa_handler,

arch/mips/kernel/signal32.c

69

&oact->sa_handler);

arch/mips/kernel/signal_n32.c

128

regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;

arch/mips/kernel/signal_o32.c

146

regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;

arch/mips/kernel/signal_o32.c

232

regs->cp0_epc = regs->regs[25] = (unsigned long) ksig->ka.sa.sa_handler;

arch/nios2/kernel/signal.c

212

regs->ea = (unsigned long) ksig->ka.sa.sa_handler;

arch/openrisc/kernel/signal.c

230

regs->pc = (unsigned long)ksig->ka.sa.sa_handler; /* what we enter NOW */

arch/parisc/kernel/signal.c

284

haddr = A(ksig->ka.sa.sa_handler);

arch/powerpc/include/uapi/asm/signal.h

77

__sighandler_t sa_handler;

arch/powerpc/include/uapi/asm/signal.h

84

__sighandler_t sa_handler;

arch/powerpc/kernel/signal_32.c

817

regs_set_return_ip(regs, (unsigned long) ksig->ka.sa.sa_handler);

arch/powerpc/kernel/signal_32.c

866

unsafe_put_user(to_user_ptr(ksig->ka.sa.sa_handler), &sc->handler, failed);

arch/powerpc/kernel/signal_32.c

905

regs_set_return_ip(regs, (unsigned long) ksig->ka.sa.sa_handler);

arch/powerpc/kernel/signal_64.c

898

(unsigned long)ksig->ka.sa.sa_handler,

arch/powerpc/kernel/signal_64.c

909

NULL, (unsigned long)ksig->ka.sa.sa_handler,

arch/powerpc/kernel/signal_64.c

939

regs->ctr = (unsigned long) ksig->ka.sa.sa_handler;

arch/powerpc/kernel/signal_64.c

948

(struct func_desc __user *)ksig->ka.sa.sa_handler;

arch/riscv/kernel/compat_signal.c

230

regs->epc = (unsigned long)ksig->ka.sa.sa_handler;

arch/riscv/kernel/signal.c

468

regs->epc = (unsigned long)ksig->ka.sa.sa_handler;

arch/s390/kernel/signal.c

338

regs->psw.addr = (unsigned long) ka->sa.sa_handler;

arch/s390/kernel/signal.c

406

regs->psw.addr = (unsigned long) ksig->ka.sa.sa_handler;

arch/sh/include/uapi/asm/signal.h

11

__sighandler_t sa_handler;

arch/sh/kernel/signal_32.c

319

(struct fdpic_func_descriptor __user *)ksig->ka.sa.sa_handler;

arch/sh/kernel/signal_32.c

324

regs->pc = (unsigned long)ksig->ka.sa.sa_handler;

arch/sh/kernel/signal_32.c

389

(struct fdpic_func_descriptor __user *)ksig->ka.sa.sa_handler;

arch/sh/kernel/signal_32.c

394

regs->pc = (unsigned long)ksig->ka.sa.sa_handler;

arch/sparc/include/asm/compat_signal.h

10

unsigned int sa_handler;

arch/sparc/include/asm/compat_signal.h

17

unsigned int sa_handler;

arch/sparc/include/uapi/asm/signal.h

158

__sighandler_t sa_handler;

arch/sparc/include/uapi/asm/signal.h

165

__sighandler_t sa_handler;

arch/sparc/kernel/signal32.c

463

regs->tpc = (unsigned long) ksig->ka.sa.sa_handler;

arch/sparc/kernel/signal32.c

595

regs->tpc = (unsigned long) ksig->ka.sa.sa_handler;

arch/sparc/kernel/signal_32.c

297

regs->pc = (unsigned long) ksig->ka.sa.sa_handler;

arch/sparc/kernel/signal_32.c

395

regs->pc = (unsigned long) ksig->ka.sa.sa_handler;

arch/sparc/kernel/signal_64.c

440

regs->tpc = (unsigned long) ksig->ka.sa.sa_handler;

arch/sparc/kernel/sys_sparc32.c

165

ret = get_user(u_handler, &act->sa_handler);

arch/sparc/kernel/sys_sparc32.c

166

new_ka.sa.sa_handler = compat_ptr(u_handler);

arch/sparc/kernel/sys_sparc32.c

178

ret = put_user(ptr_to_compat(old_ka.sa.sa_handler), &oact->sa_handler);

arch/um/os-Linux/main.c

62

action.sa_handler = last_ditch_exit;

arch/um/os-Linux/sigio.c

245

new.sa_handler = handler;

arch/x86/include/uapi/asm/signal.h

94

__sighandler_t sa_handler;

arch/x86/kernel/signal_32.c

306

regs->ip = (unsigned long) ksig->ka.sa.sa_handler;

arch/x86/kernel/signal_32.c

388

regs->ip = (unsigned long) ksig->ka.sa.sa_handler;

arch/x86/kernel/signal_64.c

210

regs->ip = (unsigned long) ksig->ka.sa.sa_handler;

arch/x86/kernel/signal_64.c

344

regs->ip = (unsigned long) ksig->ka.sa.sa_handler;

arch/x86/um/bugs_32.c

28

new.sa_handler = cmov_sigill_test_handler;

arch/x86/um/signal.c

277

PT_REGS_IP(regs) = (unsigned long) ksig->ka.sa.sa_handler;

arch/x86/um/signal.c

332

PT_REGS_IP(regs) = (unsigned long) ksig->ka.sa.sa_handler;

arch/x86/um/signal.c

441

PT_REGS_IP(regs) = (unsigned long) ksig->ka.sa.sa_handler;

arch/xtensa/kernel/signal.c

348

unsigned long handler = (unsigned long)ksig->ka.sa.sa_handler;

drivers/tty/tty_jobctrl.c

19

current->sighand->action[sig-1].sa.sa_handler == SIG_IGN);

fs/proc/array.c

256

if (k->sa.sa_handler == SIG_IGN)

fs/proc/array.c

258

else if (k->sa.sa_handler != SIG_DFL)

include/linux/compat.h

138

compat_uptr_t sa_handler;

include/linux/compat.h

142

compat_uptr_t sa_handler;

include/linux/compat.h

400

compat_uptr_t sa_handler;

include/linux/signal.h

453

(t)->sighand->action[(signr)-1].sa.sa_handler == SIG_DFL)

include/linux/signal_types.h

39

__sighandler_t sa_handler;

include/linux/signal_types.h

43

__sighandler_t sa_handler;

include/linux/signal_types.h

60

__sighandler_t sa_handler;

include/trace/events/signal.h

106

__field( unsigned long, sa_handler )

include/trace/events/signal.h

113

__entry->sa_handler = (unsigned long)ka->sa.sa_handler;

include/trace/events/signal.h

119

__entry->sa_handler, __entry->sa_flags)

include/uapi/asm-generic/signal.h

76

__sighandler_t sa_handler;

init/init_task.c

54

.action = { { { .sa_handler = SIG_DFL, } }, },

kernel/pid_namespace.c

209

me->sighand->action[SIGCHLD - 1].sa.sa_handler = SIG_IGN;

kernel/ptrace.c

517

ret = (sigh->action[SIGCHLD-1].sa.sa_handler == SIG_IGN) ||

kernel/signal.c

1304

ignored = action->sa.sa_handler == SIG_IGN;

kernel/signal.c

1307

action->sa.sa_handler = SIG_DFL;

kernel/signal.c

1317

if (action->sa.sa_handler == SIG_DFL &&

kernel/signal.c

2233

(psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN ||

kernel/signal.c

2251

if (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN)

kernel/signal.c

2327

if (sighand->action[SIGCHLD-1].sa.sa_handler != SIG_IGN &&

kernel/signal.c

2931

if (ka->sa.sa_handler == SIG_IGN) /* Do nothing. */

kernel/signal.c

2933

if (ka->sa.sa_handler != SIG_DFL) {

kernel/signal.c

2938

ka->sa.sa_handler = SIG_DFL;

kernel/signal.c

4280

current->sighand->action[sig - 1].sa.sa_handler = action;

kernel/signal.c

4338

bool was_ignored = k->sa.sa_handler == SIG_IGN;

kernel/signal.c

4669

ret = get_user(handler, &act->sa_handler);

kernel/signal.c

4670

new_ka.sa.sa_handler = compat_ptr(handler);

kernel/signal.c

4683

ret = put_user(ptr_to_compat(old_ka.sa.sa_handler),

kernel/signal.c

4684

&oact->sa_handler);

kernel/signal.c

4709

__get_user(new_ka.sa.sa_handler, &act->sa_handler) ||

kernel/signal.c

4724

__put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||

kernel/signal.c

4746

__get_user(handler, &act->sa_handler) ||

kernel/signal.c

4755

new_ka.sa.sa_handler = compat_ptr(handler);

kernel/signal.c

4764

__put_user(ptr_to_compat(old_ka.sa.sa_handler),

kernel/signal.c

4765

&oact->sa_handler) ||

kernel/signal.c

4808

new_sa.sa.sa_handler = handler;

kernel/signal.c

4814

return ret ? ret : (unsigned long)old_sa.sa.sa_handler;

kernel/signal.c

510

t->sighand->action[i].sa.sa_handler = SIG_IGN;

kernel/signal.c

525

if (force_default || ka->sa.sa_handler != SIG_IGN)

kernel/signal.c

526

ka->sa.sa_handler = SIG_DFL;

kernel/signal.c

538

void __user *handler = tsk->sighand->action[sig-1].sa.sa_handler;

kernel/signal.c

74

return t->sighand->action[sig - 1].sa.sa_handler;

tools/arch/x86/dell-uart-backlight-emulator/dell-uart-backlight-emulator.c

41

struct sigaction sigact = { .sa_handler = signalhdlr };

tools/bpf/bpftool/tracelog.c

121

.sa_handler = exit_tracelog

tools/iio/iio_generic_buffer.c

320

struct sigaction sa = { .sa_handler = sig_handler };

tools/objtool/signal.c

55

sa_dfl.sa_handler = SIG_DFL;

tools/power/x86/intel-speed-select/isst-daemon.c

165

sig_actions.sa_handler = signal_handler;

tools/power/x86/turbostat/turbostat.c

6652

sa.sa_handler = &signal_handler;

tools/testing/selftests/arm64/bti/test.c

206

sa.sa_handler = (sighandler_t)(void *)handler;

tools/testing/selftests/bpf/bench.c

436

.sa_handler = sigalarm_handler,

tools/testing/selftests/bpf/prog_tests/signal_pending.c

7

.sa_handler = sigalrm_handler,

tools/testing/selftests/bpf/test_progs.c

1690

.sa_handler = sigint_handler,

tools/testing/selftests/bpf/test_progs.c

1965

.sa_handler = crash_handler,

tools/testing/selftests/breakpoints/breakpoint_test_arm64.c

210

act.sa_handler = sigalrm;

tools/testing/selftests/clone3/clone3_clear_sighand.c

101

if (act.sa_handler != SIG_DFL)

tools/testing/selftests/clone3/clone3_clear_sighand.c

60

act.sa_handler = nop_handler;

tools/testing/selftests/clone3/clone3_clear_sighand.c

94

if (act.sa_handler != SIG_DFL)

tools/testing/selftests/futex/functional/futex_requeue_pi_signal_restart.c

105

sa.sa_handler = handle_signal;

tools/testing/selftests/kvm/include/test_util.h

89

.sa_handler = expect_sigbus_handler, \

tools/testing/selftests/kvm/lib/kvm_util.c

2350

.sa_handler = report_unexpected_signal,

tools/testing/selftests/kvm/x86/xen_shinfo_test.c

573

sa.sa_handler = handle_alrm;

tools/testing/selftests/landlock/scoped_signal_test.c

393

.sa_handler = handle_sigurg,

tools/testing/selftests/landlock/tsync_test.c

214

sa.sa_handler = signal_nop_handler;

tools/testing/selftests/mm/guard-regions.c

180

.sa_handler = &handle_fatal,

tools/testing/selftests/mm/guard-regions.c

192

.sa_handler = SIG_DFL,

tools/testing/selftests/mm/memory-failure.c

119

.sa_handler = SIG_DFL,

tools/testing/selftests/mm/pkey_sighandler_tests.c

448

sa.sa_handler = SIG_DFL;

tools/testing/selftests/mm/protection_keys.c

422

newact.sa_handler = 0;

tools/testing/selftests/net/netfilter/audit_logread.c

144

.sa_handler = cleanup,

tools/testing/selftests/net/netfilter/connect_close.c

32

.sa_handler = handler,

tools/testing/selftests/net/tcp_ao/lib/setup.c

232

.sa_handler = sig_int,

tools/testing/selftests/powerpc/harness.c

96

.sa_handler = sig_handler,

tools/testing/selftests/powerpc/mm/exec_prot.c

120

segv_act.sa_handler = 0;

tools/testing/selftests/powerpc/mm/exec_prot.c

128

trap_act.sa_handler = 0;

tools/testing/selftests/powerpc/mm/large_vm_gpr_corruption.c

132

action.sa_handler = signal_handler;

tools/testing/selftests/powerpc/mm/pkey_exec_prot.c

113

segv_act.sa_handler = 0;

tools/testing/selftests/powerpc/mm/pkey_exec_prot.c

121

trap_act.sa_handler = 0;

tools/testing/selftests/powerpc/mm/pkey_siginfo.c

270

act.sa_handler = 0;

tools/testing/selftests/powerpc/mm/stack_expansion_signal.c

55

act.sa_handler = sigusr1_handler;

tools/testing/selftests/powerpc/mm/tlbie_test.c

697

sa_alrm.sa_handler = &alrm_sighandler;

tools/testing/selftests/powerpc/nx-gzip/gunz_test.c

1010

act.sa_handler = 0;

tools/testing/selftests/powerpc/nx-gzip/gzfht_test.c

380

act.sa_handler = 0;

tools/testing/selftests/powerpc/pmu/ebb/ebb.c

417

.sa_handler = sigill_handler,

tools/testing/selftests/powerpc/pmu/ebb/ebb.c

474

.sa_handler = term_handler,

tools/testing/selftests/powerpc/pmu/ebb/multi_ebb_procs_test.c

27

.sa_handler = sigint_handler,

tools/testing/selftests/powerpc/signal/sig_sc_double_restart.c

104

act.sa_handler = SIGUSR1_handler;

tools/testing/selftests/powerpc/signal/sig_sc_double_restart.c

112

act.sa_handler = SIGUSR2_handler;

tools/testing/selftests/powerpc/signal/signal.c

43

act.sa_handler = signal_handler;

tools/testing/selftests/powerpc/signal/signal_tm.c

46

act.sa_handler = signal_handler;

tools/testing/selftests/powerpc/signal/sigreturn_vdso.c

78

act.sa_handler = sigusr1_handler;

tools/testing/selftests/powerpc/tm/tm-sigreturn.c

62

sa.sa_handler = handler;

tools/testing/selftests/resctrl/resctrl_val.c

425

sigact.sa_handler = SIG_DFL;

tools/testing/selftests/riscv/cfi/shadowstack.c

291

sa.sa_handler = sigusr1_handler;

tools/testing/selftests/riscv/hwprobe/cbo.c

117

.sa_handler = SIG_DFL

tools/testing/selftests/rseq/param_test.c

1232

sa.sa_handler = test_signal_interrupt_handler;

tools/testing/selftests/seccomp/seccomp_bpf.c

1540

.sa_handler = tracer_stop,

tools/testing/selftests/seccomp/seccomp_bpf.c

4640

.sa_handler = signal_handler,

tools/testing/selftests/seccomp/seccomp_bpf.c

4710

.sa_handler = signal_handler,

tools/testing/selftests/seccomp/seccomp_bpf.c

4869

.sa_handler = signal_handler_nop,

tools/testing/selftests/timers/alarmtimer-suspend.c

116

act.sa_handler = sigalarm;

tools/testing/selftests/timers/leap-a-day.c

227

act.sa_handler = sigalarm;

tools/testing/selftests/timers/nanosleep.c

132

sa.sa_handler = dummy_event_handler;

tools/testing/selftests/timers/nanosleep.c

155

sa.sa_handler = SIG_DFL;

tools/testing/selftests/timers/set-timer-lat.c

250

act.sa_handler = sigalarm;

tools/testing/selftests/uevent/uevent_filtering.c

370

act.sa_handler = signal_handler;

tools/testing/selftests/x86/helpers.h

47

sa.sa_handler = SIG_DFL;

tools/testing/selftests/x86/test_shadow_stack.c

725

sa32->sa_handler = (void *)sa32;

tools/testing/vsock/util.c

35

.sa_handler = sigalrm,

tools/testing/vsock/vsock_test.c

1141

.sa_handler = sigpipe,

tools/testing/vsock/vsock_test.c

1184

.sa_handler = sigpipe,

tools/tracing/latency/latency-collector.c

486

sa.sa_handler = signal_handler;

tools/usb/usbip/src/usbipd.c

456

act.sa_handler = signal_handler;

tools/usb/usbip/src/usbipd.c

460

act.sa_handler = SIG_IGN;