void sigsegvHandler(int sig, siginfo_t *info, void *secret) {
ucontext_t *uc = (ucontext_t*) secret;
struct sigaction act;
PREZ_NOTUSED(info);
bugReportStart();
prezLog(PREZ_WARNING,
" prez %s crashed by signal: %d", PREZ_VERSION, sig);
prezLog(PREZ_WARNING,
" Failed assertion: %s (%s:%d)", server.assert_failed,
server.assert_file, server.assert_line);
/* Log the stack trace */
prezLog(PREZ_WARNING, "--- STACK TRACE");
logStackTrace(uc);
/* Log dump of processor registers */
logRegisters(uc);
prezLog(PREZ_WARNING,
"\n=== PREZ BUG REPORT END. Make sure to include from START to END. ===\n\n"
);
/* free(messages); Don't call free() with possibly corrupted memory. */
if (server.daemonize) unlink(server.pidfile);
/* Make sure we exit with the right signal at the end. So for instance
* the core will be dumped if enabled. */
sigemptyset (&act.sa_mask);
act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND;
act.sa_handler = SIG_DFL;
sigaction (sig, &act, NULL);
kill(getpid(),sig);
}
/*
* logFaultInfo
*/
static void logFaultInfo( ExceptDlgInfo *info ) {
char *str;
char buf[150];
char addr_buf[64];
char fname[ FNAME_BUFLEN ];
DWORD type;
DWORD line;
msg_id gptype;
ProcStats stats;
logStrPrintf( "\n" );
logPrintf( STR_OFFENDING_PROC_ULINE );
logPrintf( STR_OFFENDING_PROC_INFO );
logPrintf( STR_OFFENDING_PROC_ULINE );
while( !GetProcessInfo( info->procinfo->procid, &stats ) ) {
Sleep( 100 );
RefreshInfo();
}
logPrintf( STR_OFFENDING_PROC_X, stats.name, info->procinfo->procid );
type = info->dbinfo->u.Exception.ExceptionRecord.ExceptionCode;
FormatException( buf, type );
MADCliAddrToString( info->init_ip,
MADTypeDefault( MTK_ADDRESS, MAF_FULL, NULL, &( info->init_ip ) ),
MLK_CODE, addr_buf, 63 );
logPrintf( STR_ERR_OCCURRED_AT_X_Y, buf, addr_buf );
if( type == EXCEPTION_ACCESS_VIOLATION ) {
if( info->dbinfo->u.Exception.ExceptionRecord.ExceptionInformation[0] ) {
gptype = STR_LOG_INV_WRITE_TO;
} else {
gptype = STR_LOG_INV_READ_FROM;
}
logPrintf( gptype,
info->dbinfo->u.Exception.ExceptionRecord.ExceptionInformation[1] );
}
str = SrchMsg( info->action, Actions, NULL );
if( str != NULL ) {
logStrPrintf( "%s\n", str );
}
logPrintf( STR_MODULES_LOADED );
logModules( info->procinfo->procid, INDENT );
logRegisters( info );
logPrintf( STR_SOURCE_INFORMATION );
if( info->got_dbginfo && GetLineNum( &info->init_ip, fname,
FNAME_BUFLEN, &line ) ) {
logPrintf( STR_LOG_LINE_X_OF_FILE, INDENT, "", line, fname );
} else {
logPrintf( STR_LOG_N_A, INDENT, "" );
}
logPrintf( STR_DISASSEMBLY );
logDisasm( info );
logStack( info );
#ifndef CHICAGO
if( LogData.log_mem_manager ) {
logMemManInfo( info->procinfo->procid );
}
#endif
if( LogData.log_mem_dmp ) {
logMemDmp( info );
}
}
void sigsegvHandler(int sig, siginfo_t *info, void *secret) {
ucontext_t *uc = (ucontext_t*) secret;
sds infostring, clients;
struct sigaction act;
UNUSED(info);
bugReportStart();
serverLog(LL_WARNING,
" Disque %s crashed by signal: %d", DISQUE_VERSION, sig);
serverLog(LL_WARNING,
" Failed assertion: %s (%s:%d)", server.assert_failed,
server.assert_file, server.assert_line);
/* Log the stack trace */
serverLog(LL_WARNING, "--- STACK TRACE");
logStackTrace(uc);
/* Log INFO and CLIENT LIST */
serverLog(LL_WARNING, "--- INFO OUTPUT");
infostring = genDisqueInfoString("all");
infostring = sdscatprintf(infostring, "hash_init_value: %u\n",
dictGetHashFunctionSeed());
serverLogRaw(LL_WARNING, infostring);
serverLog(LL_WARNING, "--- CLIENT LIST OUTPUT");
clients = getAllClientsInfoString();
serverLogRaw(LL_WARNING, clients);
sdsfree(infostring);
sdsfree(clients);
/* Log the current client */
logCurrentClient();
/* Log dump of processor registers */
logRegisters(uc);
#if defined(HAVE_PROC_MAPS)
/* Test memory */
serverLog(LL_WARNING, "--- FAST MEMORY TEST");
bioKillThreads();
if (memtest_test_linux_anonymous_maps()) {
serverLog(LL_WARNING,
"!!! MEMORY ERROR DETECTED! Check your memory ASAP !!!");
} else {
serverLog(LL_WARNING,
"Fast memory test PASSED, however your memory can still be broken. Please run a memory test for several hours if possible.");
}
#endif
serverLog(LL_WARNING,
"\n=== DISQUE BUG REPORT END. Make sure to include from START to END. ===\n\n"
" Please report the crash by opening an issue on github:\n\n"
" http://github.com/antirez/disque/issues\n\n"
" Suspect RAM error? Use disque-server --test-memory to verify it.\n\n"
);
/* free(messages); Don't call free() with possibly corrupted memory. */
if (server.daemonize) unlink(server.pidfile);
/* Make sure we exit with the right signal at the end. So for instance
* the core will be dumped if enabled. */
sigemptyset (&act.sa_mask);
act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND;
act.sa_handler = SIG_DFL;
sigaction (sig, &act, NULL);
kill(getpid(),sig);
}