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Searched refs:SIGSEGV (Results 1 – 25 of 230) sorted by relevance

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/linux-6.15/arch/arm/mm/
H A Dfsr-2level.c7 { do_bad, SIGSEGV, 0, "vector exception" },
14 { do_page_fault, SIGSEGV, SEGV_MAPERR, "page translation fault" },
16 { do_bad, SIGSEGV, SEGV_ACCERR, "section domain fault" },
18 { do_bad, SIGSEGV, SEGV_ACCERR, "page domain fault" },
20 { do_sect_fault, SIGSEGV, SEGV_ACCERR, "section permission fault" },
22 { do_page_fault, SIGSEGV, SEGV_ACCERR, "page permission fault" },
50 { do_bad, SIGSEGV, SEGV_ACCERR, "section access flag fault" },
53 { do_bad, SIGSEGV, SEGV_ACCERR, "page access flag fault" },
54 { do_page_fault, SIGSEGV, SEGV_MAPERR, "page translation fault" },
56 { do_bad, SIGSEGV, SEGV_ACCERR, "section domain fault" },
[all …]
H A Dfsr-3level.c8 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 1 translation fault" },
9 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 2 translation fault" },
10 { do_page_fault, SIGSEGV, SEGV_MAPERR, "level 3 translation fault" },
12 { do_bad, SIGSEGV, SEGV_ACCERR, "level 1 access flag fault" },
13 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 2 access flag fault" },
14 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 3 access flag fault" },
16 { do_bad, SIGSEGV, SEGV_ACCERR, "level 1 permission fault" },
17 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 2 permission fault" },
18 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 3 permission fault" },
H A Dfault.c191 if (((user_debug & UDBG_SEGV) && (sig == SIGSEGV)) || in __do_user_fault()
201 if ((sig == SIGSEGV) && ((addr & PAGE_MASK) == 0xffff0000)) in __do_user_fault()
223 __do_user_fault(addr, fsr, SIGSEGV, SEGV_MAPERR, regs); in do_bad_area()
428 sig = SIGSEGV; in do_page_fault()
663 hook_fault_code(4, do_translation_fault, SIGSEGV, SEGV_MAPERR, in exceptions_init()
672 hook_fault_code(3, do_bad, SIGSEGV, SEGV_MAPERR, in exceptions_init()
674 hook_fault_code(6, do_bad, SIGSEGV, SEGV_MAPERR, in exceptions_init()
/linux-6.15/tools/testing/selftests/x86/
H A Dmov_ss_trap.c98 [SIGSEGV] = "SIGSEGV",
161 sethandler(SIGSEGV, handle_and_return, SA_RESETHAND); in main()
166 sethandler(SIGSEGV, handle_and_return, SA_RESETHAND); in main()
183 sethandler(SIGSEGV, handle_and_longjmp, SA_RESETHAND); in main()
189 sethandler(SIGSEGV, handle_and_longjmp, SA_RESETHAND); in main()
200 sethandler(SIGSEGV, handle_and_longjmp, SA_RESETHAND); in main()
245 sethandler(SIGSEGV, handle_and_longjmp, SA_RESETHAND | SA_ONSTACK); in main()
261 sethandler(SIGSEGV, handle_and_longjmp, SA_RESETHAND); in main()
H A Diopl.c36 sethandler(SIGSEGV, sigsegv, SA_RESETHAND); in try_outb()
44 clearhandler(SIGSEGV); in try_outb()
75 sethandler(SIGSEGV, sigsegv, SA_RESETHAND); in try_cli()
88 clearhandler(SIGSEGV); in try_cli()
95 sethandler(SIGSEGV, sigsegv, SA_RESETHAND); in try_sti()
108 clearhandler(SIGSEGV); in try_sti()
H A Dtest_shadow_stack.c226 if (sigaction(SIGSEGV, &sa, NULL)) in test_shstk_violation()
236 signal(SIGSEGV, SIG_DFL); in test_shstk_violation()
324 if (sigaction(SIGSEGV, &sa, NULL)) in test_gup()
392 signal(SIGSEGV, SIG_DFL); in test_gup()
405 if (sigaction(SIGSEGV, &sa, NULL)) in test_mprotect()
446 signal(SIGSEGV, SIG_DFL); in test_mprotect()
493 if (sigaction(SIGSEGV, &sa, NULL)) in test_userfaultfd()
529 signal(SIGSEGV, SIG_DFL); in test_userfaultfd()
537 signal(SIGSEGV, SIG_DFL); in test_userfaultfd()
713 if (sigaction(SIGSEGV, &sa, NULL)) in test_32bit()
[all …]
H A Dsingle_step_syscall.c70 [SIGSEGV] = "SIGSEGV",
195 sethandler(SIGSEGV, print_and_longjmp, in main()
209 clearhandler(SIGSEGV); in main()
H A Dsigaltstack.c74 sethandler(SIGSEGV, sigsegv, 0); in test_sigaltstack()
86 clearhandler(SIGSEGV); in test_sigaltstack()
H A Dioperm.c36 sethandler(SIGSEGV, sigsegv, SA_RESETHAND); in try_outb()
44 clearhandler(SIGSEGV); in try_outb()
/linux-6.15/tools/perf/tests/
H A Dperf-hooks.c13 signal(SIGSEGV, SIG_DFL); in sigsegv_handler()
14 raise(SIGSEGV); in sigsegv_handler()
26 raise(SIGSEGV); in the_hook()
33 signal(SIGSEGV, sigsegv_handler); in test__perf_hooks()
/linux-6.15/tools/testing/selftests/signal/
H A Dmangle_uc_sigmask.c87 if (raise(SIGSEGV)) in handler_usr()
107 ret = sigismember(&(((ucontext_t *)uc)->uc_sigmask), SIGSEGV); in handler_usr()
134 if (sigemptyset(&act.sa_mask) || sigaddset(&act.sa_mask, SIGSEGV) in main()
135 || (sigismember(&act.sa_mask, SIGSEGV) != 1)) in main()
144 if (sigaction(SIGSEGV, &act2, NULL)) in main()
/linux-6.15/arch/arm64/mm/
H A Dfault.c766 arm64_force_sig_fault(SIGSEGV, si_code, far, inf->name); in do_page_fault()
852 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 0 translation fault" },
853 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 1 translation fault" },
856 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 0 access flag fault" },
857 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 1 access flag fault" },
858 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 2 access flag fault" },
859 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 3 access flag fault" },
860 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 0 permission fault" },
861 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 1 permission fault" },
862 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 2 permission fault" },
[all …]
/linux-6.15/arch/powerpc/mm/
H A Dfault.c62 return SIGSEGV; in __bad_area_nosemaphore()
64 _exception(SIGSEGV, regs, si_code, address); in __bad_area_nosemaphore()
126 return SIGSEGV; in bad_access_pkey()
184 return SIGSEGV; in mm_fault_error()
454 return SIGSEGV; in ___do_page_fault()
671 bad_page_fault(regs, SIGSEGV); in DEFINE_INTERRUPT_HANDLER()
687 _exception(SIGSEGV, regs, SEGV_BNDERR, regs->dar); in DEFINE_INTERRUPT_HANDLER()
689 bad_page_fault(regs, SIGSEGV); in DEFINE_INTERRUPT_HANDLER()
/linux-6.15/arch/mips/kernel/
H A Dmips-r2-to-r6-emul.c273 return SIGSEGV; in jr_func()
1130 err = SIGSEGV; in mipsr2_decoder()
1210 err = SIGSEGV; in mipsr2_decoder()
1283 err = SIGSEGV; in mipsr2_decoder()
1357 err = SIGSEGV; in mipsr2_decoder()
1415 : "i"(SIGSEGV) in mipsr2_decoder()
1427 err = SIGSEGV; in mipsr2_decoder()
1485 : "i"(SIGSEGV) in mipsr2_decoder()
1502 err = SIGSEGV; in mipsr2_decoder()
1621 err = SIGSEGV; in mipsr2_decoder()
[all …]
/linux-6.15/tools/testing/selftests/mm/
H A Dpkey_sighandler_tests.c215 if (sigaction(SIGSEGV, &sa, NULL) == -1) { in test_sigsegv_handler_with_pkey0_disabled()
232 ksft_test_result(siginfo.si_signo == SIGSEGV && in test_sigsegv_handler_with_pkey0_disabled()
255 if (sigaction(SIGSEGV, &sa, NULL) == -1) { in test_sigsegv_handler_cannot_access_stack()
272 ksft_test_result(siginfo.si_signo == SIGSEGV && in test_sigsegv_handler_cannot_access_stack()
297 if (sigaction(SIGSEGV, &sa, NULL) == -1) { in test_sigsegv_handler_with_different_pkey_for_stack()
347 ksft_test_result(siginfo.si_signo == SIGSEGV && in test_sigsegv_handler_with_different_pkey_for_stack()
456 if (sigaction(SIGSEGV, &sa, NULL) == -1) { in test_pkru_sigreturn()
/linux-6.15/arch/microblaze/mm/
H A Dfault.c102 _exception(SIGSEGV, regs, code, address); in do_page_fault()
119 die("Weird page fault", regs, SIGSEGV); in do_page_fault()
273 _exception(SIGSEGV, regs, code, address); in do_page_fault()
277 bad_page_fault(regs, address, SIGSEGV); in do_page_fault()
/linux-6.15/tools/testing/selftests/powerpc/tm/
H A Dtm-signal-msr-resv.c28 if (segv_expected && (signum == SIGSEGV)) in signal_segv()
62 if (signal(SIGSEGV, signal_segv) == SIG_ERR) in tm_signal_msr_resv()
/linux-6.15/tools/testing/selftests/prctl/
H A Ddisable-tsc-ctxt-sw-stress-test.c51 signal(SIGSEGV, sigsegv_expect); in segvtask()
72 signal(SIGSEGV, sigsegv_fail); in rdtsctask()
/linux-6.15/arch/um/os-Linux/
H A Dsignal.c30 [SIGSEGV] = segv_handler,
40 if (sig == SIGSEGV) { in sig_handler_common()
176 [SIGSEGV] = sig_handler,
211 if (sig == SIGSEGV) in set_handler()
/linux-6.15/arch/nios2/mm/
H A Dfault.c171 if (unhandled_signal(current, SIGSEGV) && printk_ratelimit()) { in do_page_fault()
173 "cause %ld\n", current->comm, SIGSEGV, address, cause); in do_page_fault()
176 _exception(SIGSEGV, regs, code, address); in do_page_fault()
/linux-6.15/arch/um/kernel/
H A Dtrap.c140 if (!unhandled_signal(tsk, SIGSEGV)) in show_segv_info()
159 force_sig_fault(SIGSEGV, SEGV_ACCERR, (void __user *) FAULT_ADDRESS(fi)); in bad_segv()
164 force_fatal_sig(SIGSEGV); in fatal_sigsegv()
283 force_sig_fault(SIGSEGV, si_code, (void __user *) address); in segv()
/linux-6.15/arch/riscv/kernel/
H A Dtraps.c96 ret = notify_die(DIE_OOPS, str, regs, 0, cause, SIGSEGV); in die()
111 make_task_dead(SIGSEGV); in die()
168 SIGSEGV, SEGV_ACCERR, "instruction access fault");
199 SIGSEGV, SEGV_ACCERR, "load access fault");
253 SIGSEGV, SEGV_ACCERR, "store (or AMO) access fault");
/linux-6.15/arch/xtensa/mm/
H A Dfault.c114 bad_page_fault(regs, address, SIGSEGV); in do_page_fault()
202 force_sig_fault(SIGSEGV, code, (void *) address); in do_page_fault()
205 bad_page_fault(regs, address, SIGSEGV); in do_page_fault()
/linux-6.15/arch/x86/kernel/
H A Dtraps.c294 do_error_trap(regs, 0, "overflow", X86_TRAP_OF, SIGSEGV, 0, NULL); in DEFINE_IDTENTRY()
409 do_error_trap(regs, error_code, "invalid TSS", X86_TRAP_TS, SIGSEGV, in DEFINE_IDTENTRY_ERRORCODE()
565 notify_die(DIE_TRAP, str, regs, error_code, X86_TRAP_DF, SIGSEGV); in DEFINE_IDTENTRY_DF()
622 X86_TRAP_BR, SIGSEGV) == NOTIFY_STOP) in DEFINE_IDTENTRY()
629 do_trap(X86_TRAP_BR, SIGSEGV, "bounds", regs, 0, 0, NULL); in DEFINE_IDTENTRY()
779 return notify_die(DIE_GPF, str, regs, error_code, trapnr, SIGSEGV) == NOTIFY_STOP; in gp_try_fixup_and_notify()
787 show_signal(current, SIGSEGV, "", str, regs, error_code); in gp_user_force_sig_segv()
788 force_sig(SIGSEGV); in gp_user_force_sig_segv()
1408 force_sig(SIGSEGV); in handle_xfd_event()
/linux-6.15/arch/parisc/mm/
H A Dfault.c246 if (!unhandled_signal(tsk, SIGSEGV)) in show_signal_msg()
374 signo = SIGSEGV; in do_page_fault()
381 signo = SIGSEGV; in do_page_fault()
396 signo = SIGSEGV; in do_page_fault()

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