;e?yddlmZddlZddlZddlZddlZddlZddlZddlZddl m Z ddl m Z ddl m Z mZddl mZddlZddlZddlmZ ddlZn #e$rdZYnwxYwe jsejdd Zejd kZdd Zd ZedZGddejZe dkrej!dSdS))contextmanagerN)support) os_helper) script_helper is_android)skip_if_sanitizer)dedentztest module requires subprocessg?ntcd|}|d|zz }|d|zz }d|krd|dz|dz zz|zSd|zdzS)Nz# File "", line %s in func z& File "", line %s in r ^ $)lineno1lineno2header min_countregexs -/usr/lib/python3.11/test/test_faulthandler.pyexpected_tracebackrs\ E 3g ==E 5 ??E9}}edly1}55==U{S  cHtjtd|S)Nz(raising SIGSEGV on Android is unreliable)unittestskipIfr)tests rskip_segfault_on_androidr&s2 G8?:E G GGK M MMrc#Ktj} |Vtj|dS#tj|wxYwN)tempfilemktemprunlinkfilenames rtemporary_filenamer%+sO  H#""""" """"s 1Ac *eZdZdRdZddddddddddZdSdZd Zeje j d d d Z e d Ze dZdZdZeje j dkddZejedudejeedde dZejedudejeedde dZdZdZdZeje j ddejeed  d!d"Ze d#Zeddd$%e d&Z eje j dkd'eddd$%e d(Z!e d)Z"e d*Z#e d+Z$d,Z%e&j'd-Z(e&j'd.Z)e&j'd/Z*ddd0d1Z+d2Z,d3Z-eje j dkd'd4Z.d5Z/d6Z0d7Z1d8Z2dTddd0d:Z3d;Z4d<Z5d=Z6d>Z7eje j dkd'd?Z8d@Z9ejeedA dB dUdCZ:dDZ;dEZdHZ?dIZ@eAdJZBdKZCejeDdLdMZEejeDdLdNZFejeDdLdOZGejeDdLdPZHdQZIdS)VFaultHandlerTestsNct|}g}|||tj5t jd||}|5|\}}|}dddn #1swxYwYdddn #1swxYwY| dd}|ri| |dt|d5} | }dddn #1swxYwY| dd}n|| |dtj|tjdt|dd 5} | }dddn #1swxYwY| dd}||fS) a{ Run the specified code in Python (in a new child process) and read the output from the standard error or from a file (if filename is set). 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Raise an error if the output doesn't match the expected format. zCurrent thread 0x[0-9a-f]+zThread 0x[0-9a-f]+Stackr z!Python runtime state: initializedr-z \(most recent call first\):z Garbage-collectingz File "", line z in rz(?:|)z(?m)r$r@rN)r1joinrF assertRegexassertNotEqual)r>r?lineno fatal_errorr$rGrHr@rIrJrKrLrrrBrDs r check_errorzFaultHandlerTests.check_errorVsZ  " .5-F"[""#  > LL< = = = R ===>>>  1 LL/ 0 0 0 GGGXGGHHH %    10%00+000Eu??4(r?JJ6"" ''' Ha(((((rc B|r|d|}d|z}|j|||fi|dS)Nz: zFatal Python error: %srW)r>r? line_number name_regexfunckwrVs rcheck_fatal_errorz#FaultHandlerTests.check_fatal_error}sI  7%)TT::6J.; {K>>2>>>>>rc 0d|z}|j|||fi|dS)NzWindows fatal exception: %srY)r>r?rZr[r]rVs rcheck_windows_exceptionz)FaultHandlerTests.check_windows_exceptions13j@ {K>>2>>>>>raixz5the first page of memory is a mapped read-only on AIXctts|ddddS|ddddS)Nz import faulthandler faulthandler.enable() faulthandler._read_null() z4(?:Segmentation fault|Bus error|Illegal instruction)access violation) MS_WINDOWSr^r`r>s rtest_read_nullz FaultHandlerTests.test_read_nullsn $  " "$ , - - - - -  ( (* "  $ $ $ $ $rc4|ddddS)Nzs import faulthandler faulthandler.enable() faulthandler._sigsegv() rcSegmentation faultr^rfs r test_sigsegvzFaultHandlerTests.test_sigsegv1     " " " " "rc:|ddddddS)Na import faulthandler import gc import sys faulthandler.enable() class RefCycle: def __del__(self): faulthandler._sigsegv() # create a reference cycle which triggers a fatal # error in a destructor a = RefCycle() b = RefCycle() a.b = b b.a = a # Delete the objects, not the cycle a = None b = None # Break the reference cycle: call __del__() gc.collect() # Should not reach this line print("exit", file=sys.stderr) ri__del__T)rLrKrjrfs rtest_gczFaultHandlerTests.test_gcs>  8  #?  % % % % %rc<|dddddddS)Nz import faulthandler faulthandler.enable() faulthandler._fatal_error_c_thread() rcz in new threadFfaulthandler_fatal_error_threadT)rIr\rJrjrfs rtest_fatal_error_c_threadz+FaultHandlerTests.test_fatal_error_c_threads?     %2  ! ! ! ! !rc4|ddddS)Nzs import faulthandler faulthandler.enable() faulthandler._sigabrt() rcAbortedrjrfs r test_sigabrtzFaultHandlerTests.test_sigabrts1          rwin32z"SIGFPE cannot be caught on Windowsc4|ddddS)Nzr import faulthandler faulthandler.enable() faulthandler._sigfpe() rczFloating point exceptionrjrfs r test_sigfpezFaultHandlerTests.test_sigfpes3    &  ( ( ( ( (rzneed _testcapiSIGBUSzneed signal.SIGBUSc4|ddddS)Nz import faulthandler import signal faulthandler.enable() signal.raise_signal(signal.SIGBUS) z Bus errorrjrfs r test_sigbuszFaultHandlerTests.test_sigbuss3         rSIGILLzneed signal.SIGILLc4|ddddS)Nz import faulthandler import signal faulthandler.enable() signal.raise_signal(signal.SIGILL) r|zIllegal instructionrjrfs r test_sigillzFaultHandlerTests.test_sigills3    ! # # # # #rctj5|d|dddddddddS#1swxYwYdS)NzP import _testcapi _testcapi.fatal_error(b'xyz', ) xyztest_fatal_errorT)r\rJ)rr2r^)r> release_gils rcheck_fatal_error_funcz(FaultHandlerTests.check_fatal_error_funcs  ( * * % %  " "$/:$$$'# # % % % % % % % % % % % % % % % % % % % % %sAAAc0|ddS)NFrrfs rrz"FaultHandlerTests.test_fatal_errors ##E*****rc0|ddS)NTrrfs rtest_fatal_error_without_gilz.FaultHandlerTests.test_fatal_error_without_gils ##D)))))ropenbsdzVIssue #12868: sigaltstack() doesn't work on OpenBSD if Python is compiled with pthread_stack_overflowz#need faulthandler._stack_overflow()c8|dddddS)Nzz import faulthandler faulthandler.enable() faulthandler._stack_overflow() rcz (?:Segmentation fault|Bus error)z unable to raise a stack overflow)rHrjrfs rtest_stack_overflowz%FaultHandlerTests.test_stack_overflows;    .:  < < < < r$s rtest_enable_filez"FaultHandlerTests.test_enable_file3s ! ! #X  " "$ FDNNF33$! # # # # # # # # # # # # # # # # # # # # # #s;AAAz.subprocess doesn't support pass_fds on Windowsctjd5}|}|d|zdd|ddddS#1swxYwYdS)Nwb+z import faulthandler import sys faulthandler.enable(%s) faulthandler._sigsegv() rrir@)r TemporaryFilefilenor^)r>rEr@s rtest_enable_fdz FaultHandlerTests.test_enable_fdBs  #E * * bB  " "$  $ $ #                     s1AAAc8|dddddS)Nz import faulthandler faulthandler.enable(all_threads=False) faulthandler._sigsegv() rcriFrGrjrfs rtest_enable_single_threadz+FaultHandlerTests.test_enable_single_threadTs9          rcd}d}||\}}d|}|||v|d|||ddS)Nz import faulthandler faulthandler.enable() faulthandler.disable() faulthandler._sigsegv() zFatal Python errorrz is present in r)rFrR assertTruerT)r>r? not_expectedrCrDs r test_disablezFaultHandlerTests.test_disable_s , ??4006""  F2.:llFFC E E E Ha(((((rcd}||\}}d|}tjd|tj}|s|d|t |d d}dD]}| ||dS)Nz import faulthandler import sys # Don't filter stdlib module names sys.stdlib_module_names = frozenset() faulthandler.enable() faulthandler._sigsegv() rz*^Extension modules:(.*) \(total: [0-9]+\)$z$Cannot find 'Extension modules:' in r z, )sys faulthandler) rFrRresearch MULTILINEfailsetgroupr0splitassertIn)r>r?rCrDmatchmodulesnames rtest_dump_ext_modulesz'FaultHandlerTests.test_dump_ext_modulesns ??4006"" G ",00 I IIGVGG H H Hekk!nn**,,2248899+ ) )D MM$ ( ( ( ( ) )rcBtj} tjt_tj} tj|tjtj|tj|rtjnBtjn.#|rtjwtjwxYw|t_dS#|t_wxYwr) rrC __stderr__r is_enabledenablerdisable assertFalse)r> orig_stderr was_enableds rtest_is_enabledz!FaultHandlerTests.test_is_enabledsj  %CJ&133K +#%%% 7 9 9:::$&&&  !8!:!:;;;+ ')))) (****+ ')))) (****$CJJJCJ $ $ $ $s#)DA2C**D+C??DDcd}tjdd|f}tj|}||ddS)N5import faulthandler; print(faulthandler.is_enabled())-Er)False)r executable subprocess check_outputr7rstrip)r>r?argsrBs rtest_disabled_by_defaultz*FaultHandlerTests.test_disabled_by_defaultsNGdD1(.. (33333rc Td}tdtjtjjrdndddd|f}t j}|ddtj ||}| | d dS) Nrrr-z-Xrr)PYTHONFAULTHANDLERenvTrue) filterrrflagsignore_environmentr:environcopypoprrr7rr>r?rrrBs rtest_sys_xoptionsz#FaultHandlerTests.test_sys_xoptionssGdS^%(Y%AITTr!>4?@@joo $d+++(3777 '22222rcd}tjd|f}ttj}d|d<d|d<t j||}||dttj}d|d<d|d<t j||}||d dS) Nrr)r-r PYTHONDEVMODErr1r) rrdictr:rrrr7rrs r test_env_varzFaultHandlerTests.test_env_varsGd+2:$& !!O(3777 (3332:$' !!O(3777 '22222rrQcd}|||}|rd}n|d}nd}dd|zd d g}||||\}}|||||d dS) z Explicitly call dump_traceback() function and check its output. Raise an error if the output doesn't match the expected format. a[ import faulthandler filename = {filename!r} fd = {fd} def funcB(): if filename: with open(filename, "wb") as fp: faulthandler.dump_traceback(fp, all_threads=False) elif fd is not None: faulthandler.dump_traceback(fd, all_threads=False) else: faulthandler.dump_traceback(all_threads=False) def funcA(): funcB() funcA() rQrnN Stack (most recent call first):z# File "", line %s in funcBz# File "", line 17 in funcAz& File "", line 19 in rrrFr7)r>r$r@r?rUexpectedtracerDs rcheck_dump_tracebackz&FaultHandlerTests.check_dump_tracebacks *{{    FF ^FFF - 1F : 1 4   //$"==x ))) 1%%%%%rc.|dSr)rrfs rtest_dump_tracebackz%FaultHandlerTests.test_dump_tracebacks !!#####rct5}||ddddS#1swxYwYdSNr#)r%rrs rtest_dump_traceback_filez*FaultHandlerTests.test_dump_traceback_files  ! ! 9X  % %x % 8 8 8 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 377ctjd5}||ddddS#1swxYwYdSNrr)r rrrr>rEs rtest_dump_traceback_fdz(FaultHandlerTests.test_dump_traceback_fds #E * * 6b  % % % 5 5 5 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6)A  AAcd}d|dzz}d|zdz}d}||}dd|zd g}||\}}|||||d dS) Nix2z...z import faulthandler def {func_name}(): faulthandler.dump_traceback(all_threads=False) {func_name}() ) func_namerz File "", line 4 in %sz% File "", line 6 in rr)r>maxlenr truncatedr?rrrDs r test_truncatezFaultHandlerTests.test_truncates6B;' &L5( {{   . - 9 3  //$//x ))) 1%%%%%rcd}|t|}|||\}}d|}|rd}nd}d}t ||}|||||dd S) z Call explicitly dump_traceback(all_threads=True) and check the output. Raise an error if the output doesn't match the expected format. a import faulthandler from threading import Thread, Event import time def dump(): if {filename}: with open({filename}, "wb") as fp: faulthandler.dump_traceback(fp, all_threads=True) else: faulthandler.dump_traceback(all_threads=True) class Waiter(Thread): # avoid blocking if the main thread raises an exception. daemon = True def __init__(self): Thread.__init__(self) self.running = Event() self.stop = Event() def run(self): self.running.set() self.stop.wait() waiter = Waiter() waiter.start() waiter.running.wait() dump() waiter.stop.set() waiter.join() r#r a ^Thread 0x[0-9a-f]+ \(most recent call first\): (?: File ".*threading.py", line [0-9]+ in [_a-z]+ ){{1,3}} File "", line 23 in run File ".*threading.py", line [0-9]+ in _bootstrap_inner File ".*threading.py", line [0-9]+ in _bootstrap Current thread 0x[0-9a-f]+ \(most recent call first\): File "", line {lineno} in dump File "", line 28 in $ )rUrN)rrrFrRr r0rSr7)r>r$r?rBrDrUrs rcheck_dump_traceback_threadsz.FaultHandlerTests.check_dump_traceback_threadss @{{DNN{33??4::6""  FFF u||6|223399;; ''' 1%%%%%rc0|ddSr)rrfs rtest_dump_traceback_threadsz-FaultHandlerTests.test_dump_traceback_threadsOs ))$/////rc~t5}||ddddS#1swxYwYdSr)r%rrs r test_dump_traceback_threads_filez2FaultHandlerTests.test_dump_traceback_threads_fileRs  ! ! 8X  - -h 7 7 7 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8s 266r cttjt}d}|t|||||}|||\}} d|}|s8|} |r| dz} d|z} tdd| | } ||| n| |d | | d d S) a Check how many times the traceback is written in timeout x 2.5 seconds, or timeout x 3.5 seconds if cancel is True: 1, 2 or 3 times depending on repeat and cancel options. Raise an error if the output doesn't match the expect format. )secondsa import faulthandler import time import sys timeout = {timeout} repeat = {repeat} cancel = {cancel} loops = {loops} filename = {filename!r} fd = {fd} def func(timeout, repeat, cancel, file, loops): for loop in range(loops): faulthandler.dump_traceback_later(timeout, repeat=repeat, file=file) if cancel: faulthandler.cancel_dump_traceback_later() time.sleep(timeout * 5) faulthandler.cancel_dump_traceback_later() if filename: file = open(filename, "wb") elif fd is not None: file = sys.stderr.fileno() else: file = None func(timeout, repeat, cancel, file, loops) if filename: file.close() )timeoutrepeatcancelloopsr$r@rrzATimeout \(%s\)!\nThread 0x[0-9a-f]+ \(most recent call first\):\n)rr-rN) strdatetime timedeltaTIMEOUTrrFrRrrSr7) r>rrrr$r@ timeout_strr?rrDcountrrs rcheck_dump_traceback_laterz,FaultHandlerTests.check_dump_traceback_laterVs(,W===>> <{{   //$99x %   (E  Y\ggF&r2vGGGE   UE * * * *   UB ' ' ' 1%%%%%rc.|dSrr rfs rtest_dump_traceback_laterz+FaultHandlerTests.test_dump_traceback_laters '')))))rc2|ddS)NT)rrrfs r test_dump_traceback_later_repeatz2FaultHandlerTests.test_dump_traceback_later_repeat ''t'44444rc2|ddS)NT)rrrfs r test_dump_traceback_later_cancelz2FaultHandlerTests.test_dump_traceback_later_cancelrrct5}||ddddS#1swxYwYdSr)r%r rs rtest_dump_traceback_later_filez0FaultHandlerTests.test_dump_traceback_later_files  ! ! ?X  + +X + > > > ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?rctjd5}||ddddS#1swxYwYdSr)r rr rrs rtest_dump_traceback_later_fdz.FaultHandlerTests.test_dump_traceback_later_fds #E * * r$rGrrr@rr?rrDrs rcheck_registerz FaultHandlerTests.check_registers-\{{#!   //$99x %   ( ?S>&r2u55E   UE * * * *   UB ' ' '  *   ! , , , , ,   Xq ) ) ) ) )rc.|dSrr#rfs r test_registerzFaultHandlerTests.test_registers rc2|ddS)NT)rr%rfs rtest_unregisterz!FaultHandlerTests.test_unregisters t,,,,,rct5}||ddddS#1swxYwYdSr)r%r#rs rtest_register_filez$FaultHandlerTests.test_register_files  ! ! 3X     2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3rctjd5}||ddddS#1swxYwYdSr)r rr#rrs rtest_register_fdz"FaultHandlerTests.test_register_fds #E * * 0b   299;;  / / / 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0rc2|ddS)NTrr%rfs rtest_register_threadsz'FaultHandlerTests.test_register_threads s -----rc2|ddS)NT)rr%rfs rtest_register_chainz%FaultHandlerTests.test_register_chains $'''''rc#2Ktj} dt_|t5}dVdddn #1swxYwY|t |jd|t_dS#|t_wxYw)Nzsys.stderr is None)rrC assertRaises RuntimeErrorr7r exception)r>rCcms rcheck_stderr_nonez#FaultHandlerTests.check_stderr_nones CJ""<00 B                  S..0D E E ECJJJCJ    s-&BA BA  BA +BBcF|5tjdddn #1swxYwY|5tjdddn #1swxYwY|5tjddddn #1swxYwYt tdrM|5tjtjddddS#1swxYwYdSdS)NgMbP?r) r6rrdump_tracebackdump_traceback_laterhasattrrr!r"rfs rtest_stderr_Nonez"FaultHandlerTests.test_stderr_Nones  # # % % " "   ! ! ! " " " " " " " " " " " " " " "  # # % % * *  ' ) ) ) * * * * * * * * * * * * * * *  # # % % 4 4  -d 3 3 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 < , , 6'')) 6 6%fn555 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6sB599A44A8;A8B44B8;B8(DDDzspecific to WindowscLdD] \}}|d|dd|!dS)N))EXCEPTION_ACCESS_VIOLATIONrd)EXCEPTION_INT_DIVIDE_BY_ZEROzint divide by zero)EXCEPTION_STACK_OVERFLOWzstack overflowz import faulthandler faulthandler.enable() faulthandler._raise_exception(faulthandler._rrc)r`)r>excrs rtest_raise_exceptionz&FaultHandlerTests.test_raise_exception+sb  IC  ( (*>A***        rcdD][}d|d}t|}||\}}||g|||\dS)N)lcs@lRC@z import faulthandler faulthandler.enable() faulthandler._raise_exception(z) r rFr7)r>exc_coder?rBrDs rtest_ignore_exceptionz'FaultHandlerTests.test_ignore_exception:s 1 1H4<D $<r@rBrDs rtest_raise_nonfatal_exceptionz/FaultHandlerTests.test_raise_nonfatal_exceptionJs  4 4C $0250000   FH   VR ( ( ( MM(k 12 4 4 4 4# 4 4rctd}||\}}||g||ddS)Nz import faulthandler faulthandler.enable() faulthandler.disable() code = faulthandler._EXCEPTION_ACCESS_VIOLATION faulthandler._raise_exception(code) lrCr>r?rBrDs r test_disable_windows_exc_handlerz2FaultHandlerTests.test_disable_windows_exc_handlerfs`    ??400 $$$ :.....rctd}||\}}||g||ddS)Nz` import faulthandler faulthandler.cancel_dump_traceback_later() rrCrIs r.test_cancel_later_without_dump_traceback_laterz@FaultHandlerTests.test_cancel_later_without_dump_traceback_laterssb    ??400 $$$ 1%%%%%r)NNr)FFr )FFFFN)J__name__ __module__ __qualname__rFrWr^r`rrrplatform startswithrgrrkrprsrvry _testcapi skipUnlessr:r!r}rrrrrrrrrrrrrrrrequires_subprocessrrrrrrrrrrrr rrrrrrr#r&r(r*r,r.r0rr6r;rerArErGrJrLrrrr'r'3s----D"t#(',' %)%)%)%)%)N???? ???X_S\,,U33LNN$$NN$*"""!%!%!%F ! ! !X_S\W,9;;((;;(X_Y$&(899X224HII  JI:9 X_Y$&(899X224HII # #JI:9 # % % %+++***X_S\,,Y77BCCX_/@AAA:<<<<<<CC <"""dt5@AAA # #AA #X_S\W,EGGdt5@AAA  AAGG  ) ) ))))&%%%,!W ""44#"4!W "" 3 3#" 3!W ""33#"3$04,&,&,&,&,&\$$$999X_S\W,EGG66GG6&&&09&9&9&v000888<&/3<&<&<&<&<&|***555555???X_S\W,EGG<<GG<111X_z:::1339>9=O*O*O*33O*b---333X_S\W,EGG00GG0...(((  ^  6 6 6X%:;;  <; X%:;; 1 1<; 1X%:;;44<;46X%:;; / /<; / & & & & &rr'__main__)r )" contextlibrrrr:rr!rrrr test.supportrrrrr rtextwrapr rR ImportErrorhas_subprocess_supportSkipTestr rrerrr%TestCaser'rMmainrrrr^s%%%%%%  """"""22222222******III%? ( = > >> go !!!!MMM ###I &I &I &I &I &)I &I &I &X zHMOOOOOs AAA