Mercurial > hg > truffle
annotate src/share/vm/utilities/vmError.cpp @ 6205:d50605d9417e
7177917: Failed test java/lang/Math/PowTests.java
Summary: When c2 intrinsifies pow/exp, it should never inline the java implementations.
Reviewed-by: kvn
author | roland |
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date | Mon, 02 Jul 2012 09:58:06 +0200 |
parents | f8de958e5b2c |
children | 24b9c7f4cae6 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "compiler/compileBroker.hpp" | |
27 #include "gc_interface/collectedHeap.hpp" | |
5915 | 28 #include "prims/whitebox.hpp" |
1972 | 29 #include "runtime/arguments.hpp" |
30 #include "runtime/frame.inline.hpp" | |
31 #include "runtime/init.hpp" | |
32 #include "runtime/os.hpp" | |
33 #include "runtime/thread.hpp" | |
34 #include "runtime/vmThread.hpp" | |
35 #include "runtime/vm_operations.hpp" | |
36 #include "utilities/debug.hpp" | |
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37 #include "utilities/decoder.hpp" |
1972 | 38 #include "utilities/defaultStream.hpp" |
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39 #include "utilities/errorReporter.hpp" |
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40 #include "utilities/events.hpp" |
1972 | 41 #include "utilities/top.hpp" |
42 #include "utilities/vmError.hpp" | |
0 | 43 |
44 // List of environment variables that should be reported in error log file. | |
45 const char *env_list[] = { | |
46 // All platforms | |
47 "JAVA_HOME", "JRE_HOME", "JAVA_TOOL_OPTIONS", "_JAVA_OPTIONS", "CLASSPATH", | |
48 "JAVA_COMPILER", "PATH", "USERNAME", | |
49 | |
3960 | 50 // Env variables that are defined on Solaris/Linux/BSD |
0 | 51 "LD_LIBRARY_PATH", "LD_PRELOAD", "SHELL", "DISPLAY", |
52 "HOSTTYPE", "OSTYPE", "ARCH", "MACHTYPE", | |
53 | |
54 // defined on Linux | |
55 "LD_ASSUME_KERNEL", "_JAVA_SR_SIGNUM", | |
56 | |
3960 | 57 // defined on Darwin |
58 "DYLD_LIBRARY_PATH", "DYLD_FALLBACK_LIBRARY_PATH", | |
59 "DYLD_FRAMEWORK_PATH", "DYLD_FALLBACK_FRAMEWORK_PATH", | |
60 "DYLD_INSERT_LIBRARIES", | |
61 | |
0 | 62 // defined on Windows |
63 "OS", "PROCESSOR_IDENTIFIER", "_ALT_JAVA_HOME_DIR", | |
64 | |
65 (const char *)0 | |
66 }; | |
67 | |
68 // Fatal error handler for internal errors and crashes. | |
69 // | |
70 // The default behavior of fatal error handler is to print a brief message | |
71 // to standard out (defaultStream::output_fd()), then save detailed information | |
72 // into an error report file (hs_err_pid<pid>.log) and abort VM. If multiple | |
73 // threads are having troubles at the same time, only one error is reported. | |
74 // The thread that is reporting error will abort VM when it is done, all other | |
75 // threads are blocked forever inside report_and_die(). | |
76 | |
77 // Constructor for crashes | |
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78 VMError::VMError(Thread* thread, unsigned int sig, address pc, void* siginfo, void* context) { |
0 | 79 _thread = thread; |
80 _id = sig; | |
81 _pc = pc; | |
82 _siginfo = siginfo; | |
83 _context = context; | |
84 | |
85 _verbose = false; | |
86 _current_step = 0; | |
87 _current_step_info = NULL; | |
88 | |
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89 _message = NULL; |
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90 _detail_msg = NULL; |
0 | 91 _filename = NULL; |
92 _lineno = 0; | |
93 | |
94 _size = 0; | |
95 } | |
96 | |
97 // Constructor for internal errors | |
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98 VMError::VMError(Thread* thread, const char* filename, int lineno, |
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99 const char* message, const char * detail_msg) |
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100 { |
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101 _thread = thread; |
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102 _id = internal_error; // Value that's not an OS exception/signal |
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103 _filename = filename; |
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104 _lineno = lineno; |
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105 _message = message; |
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106 _detail_msg = detail_msg; |
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107 |
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108 _verbose = false; |
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109 _current_step = 0; |
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110 _current_step_info = NULL; |
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111 |
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112 _pc = NULL; |
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113 _siginfo = NULL; |
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114 _context = NULL; |
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115 |
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116 _size = 0; |
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117 } |
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118 |
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119 // Constructor for OOM errors |
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120 VMError::VMError(Thread* thread, const char* filename, int lineno, size_t size, |
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121 const char* message) { |
0 | 122 _thread = thread; |
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123 _id = oom_error; // Value that's not an OS exception/signal |
0 | 124 _filename = filename; |
125 _lineno = lineno; | |
126 _message = message; | |
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127 _detail_msg = NULL; |
0 | 128 |
129 _verbose = false; | |
130 _current_step = 0; | |
131 _current_step_info = NULL; | |
132 | |
133 _pc = NULL; | |
134 _siginfo = NULL; | |
135 _context = NULL; | |
136 | |
137 _size = size; | |
138 } | |
139 | |
140 | |
141 // Constructor for non-fatal errors | |
142 VMError::VMError(const char* message) { | |
143 _thread = NULL; | |
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144 _id = internal_error; // Value that's not an OS exception/signal |
0 | 145 _filename = NULL; |
146 _lineno = 0; | |
147 _message = message; | |
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148 _detail_msg = NULL; |
0 | 149 |
150 _verbose = false; | |
151 _current_step = 0; | |
152 _current_step_info = NULL; | |
153 | |
154 _pc = NULL; | |
155 _siginfo = NULL; | |
156 _context = NULL; | |
157 | |
158 _size = 0; | |
159 } | |
160 | |
161 // -XX:OnError=<string>, where <string> can be a list of commands, separated | |
162 // by ';'. "%p" is replaced by current process id (pid); "%%" is replaced by | |
163 // a single "%". Some examples: | |
164 // | |
165 // -XX:OnError="pmap %p" // show memory map | |
166 // -XX:OnError="gcore %p; dbx - %p" // dump core and launch debugger | |
167 // -XX:OnError="cat hs_err_pid%p.log | mail my_email@sun.com" | |
168 // -XX:OnError="kill -9 %p" // ?#!@# | |
169 | |
170 // A simple parser for -XX:OnError, usage: | |
171 // ptr = OnError; | |
172 // while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr) != NULL) | |
173 // ... ... | |
174 static char* next_OnError_command(char* buf, int buflen, const char** ptr) { | |
175 if (ptr == NULL || *ptr == NULL) return NULL; | |
176 | |
177 const char* cmd = *ptr; | |
178 | |
179 // skip leading blanks or ';' | |
180 while (*cmd == ' ' || *cmd == ';') cmd++; | |
181 | |
182 if (*cmd == '\0') return NULL; | |
183 | |
184 const char * cmdend = cmd; | |
185 while (*cmdend != '\0' && *cmdend != ';') cmdend++; | |
186 | |
187 Arguments::copy_expand_pid(cmd, cmdend - cmd, buf, buflen); | |
188 | |
189 *ptr = (*cmdend == '\0' ? cmdend : cmdend + 1); | |
190 return buf; | |
191 } | |
192 | |
193 | |
194 static void print_bug_submit_message(outputStream *out, Thread *thread) { | |
195 if (out == NULL) return; | |
196 out->print_raw_cr("# If you would like to submit a bug report, please visit:"); | |
197 out->print_raw ("# "); | |
198 out->print_raw_cr(Arguments::java_vendor_url_bug()); | |
199 // If the crash is in native code, encourage user to submit a bug to the | |
200 // provider of that code. | |
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201 if (thread && thread->is_Java_thread() && |
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202 !thread->is_hidden_from_external_view()) { |
0 | 203 JavaThread* jt = (JavaThread*)thread; |
204 if (jt->thread_state() == _thread_in_native) { | |
205 out->print_cr("# The crash happened outside the Java Virtual Machine in native code.\n# See problematic frame for where to report the bug."); | |
206 } | |
207 } | |
208 out->print_raw_cr("#"); | |
209 } | |
210 | |
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211 bool VMError::coredump_status; |
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212 char VMError::coredump_message[O_BUFLEN]; |
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213 |
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214 void VMError::report_coredump_status(const char* message, bool status) { |
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215 coredump_status = status; |
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216 strncpy(coredump_message, message, sizeof(coredump_message)); |
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217 coredump_message[sizeof(coredump_message)-1] = 0; |
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218 } |
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219 |
0 | 220 |
221 // Return a string to describe the error | |
222 char* VMError::error_string(char* buf, int buflen) { | |
223 char signame_buf[64]; | |
224 const char *signame = os::exception_name(_id, signame_buf, sizeof(signame_buf)); | |
225 | |
226 if (signame) { | |
227 jio_snprintf(buf, buflen, | |
228 "%s (0x%x) at pc=" PTR_FORMAT ", pid=%d, tid=" UINTX_FORMAT, | |
229 signame, _id, _pc, | |
230 os::current_process_id(), os::current_thread_id()); | |
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231 } else if (_filename != NULL && _lineno > 0) { |
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232 // skip directory names |
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233 char separator = os::file_separator()[0]; |
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234 const char *p = strrchr(_filename, separator); |
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235 int n = jio_snprintf(buf, buflen, |
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236 "Internal Error at %s:%d, pid=%d, tid=" UINTX_FORMAT, |
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237 p ? p + 1 : _filename, _lineno, |
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238 os::current_process_id(), os::current_thread_id()); |
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239 if (n >= 0 && n < buflen && _message) { |
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240 if (_detail_msg) { |
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241 jio_snprintf(buf + n, buflen - n, "%s%s: %s", |
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242 os::line_separator(), _message, _detail_msg); |
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243 } else { |
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244 jio_snprintf(buf + n, buflen - n, "%sError: %s", |
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245 os::line_separator(), _message); |
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246 } |
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247 } |
0 | 248 } else { |
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249 jio_snprintf(buf, buflen, |
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250 "Internal Error (0x%x), pid=%d, tid=" UINTX_FORMAT, |
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251 _id, os::current_process_id(), os::current_thread_id()); |
0 | 252 } |
253 | |
254 return buf; | |
255 } | |
256 | |
1384 | 257 void VMError::print_stack_trace(outputStream* st, JavaThread* jt, |
258 char* buf, int buflen, bool verbose) { | |
259 #ifdef ZERO | |
260 if (jt->zero_stack()->sp() && jt->top_zero_frame()) { | |
261 // StackFrameStream uses the frame anchor, which may not have | |
262 // been set up. This can be done at any time in Zero, however, | |
263 // so if it hasn't been set up then we just set it up now and | |
264 // clear it again when we're done. | |
265 bool has_last_Java_frame = jt->has_last_Java_frame(); | |
266 if (!has_last_Java_frame) | |
267 jt->set_last_Java_frame(); | |
268 st->print("Java frames:"); | |
269 | |
270 // If the top frame is a Shark frame and the frame anchor isn't | |
271 // set up then it's possible that the information in the frame | |
272 // is garbage: it could be from a previous decache, or it could | |
273 // simply have never been written. So we print a warning... | |
274 StackFrameStream sfs(jt); | |
275 if (!has_last_Java_frame && !sfs.is_done()) { | |
276 if (sfs.current()->zeroframe()->is_shark_frame()) { | |
277 st->print(" (TOP FRAME MAY BE JUNK)"); | |
278 } | |
279 } | |
280 st->cr(); | |
281 | |
282 // Print the frames | |
283 for(int i = 0; !sfs.is_done(); sfs.next(), i++) { | |
284 sfs.current()->zero_print_on_error(i, st, buf, buflen); | |
285 st->cr(); | |
286 } | |
287 | |
288 // Reset the frame anchor if necessary | |
289 if (!has_last_Java_frame) | |
290 jt->reset_last_Java_frame(); | |
291 } | |
292 #else | |
293 if (jt->has_last_Java_frame()) { | |
294 st->print_cr("Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)"); | |
295 for(StackFrameStream sfs(jt); !sfs.is_done(); sfs.next()) { | |
296 sfs.current()->print_on_error(st, buf, buflen, verbose); | |
297 st->cr(); | |
298 } | |
299 } | |
300 #endif // ZERO | |
301 } | |
0 | 302 |
303 // This is the main function to report a fatal error. Only one thread can | |
304 // call this function, so we don't need to worry about MT-safety. But it's | |
305 // possible that the error handler itself may crash or die on an internal | |
306 // error, for example, when the stack/heap is badly damaged. We must be | |
307 // able to handle recursive errors that happen inside error handler. | |
308 // | |
309 // Error reporting is done in several steps. If a crash or internal error | |
310 // occurred when reporting an error, the nested signal/exception handler | |
311 // can skip steps that are already (or partially) done. Error reporting will | |
312 // continue from the next step. This allows us to retrieve and print | |
313 // information that may be unsafe to get after a fatal error. If it happens, | |
314 // you may find nested report_and_die() frames when you look at the stack | |
315 // in a debugger. | |
316 // | |
317 // In general, a hang in error handler is much worse than a crash or internal | |
318 // error, as it's harder to recover from a hang. Deadlock can happen if we | |
319 // try to grab a lock that is already owned by current thread, or if the | |
320 // owner is blocked forever (e.g. in os::infinite_sleep()). If possible, the | |
321 // error handler and all the functions it called should avoid grabbing any | |
322 // lock. An important thing to notice is that memory allocation needs a lock. | |
323 // | |
324 // We should avoid using large stack allocated buffers. Many errors happen | |
325 // when stack space is already low. Making things even worse is that there | |
326 // could be nested report_and_die() calls on stack (see above). Only one | |
327 // thread can report error, so large buffers are statically allocated in data | |
328 // segment. | |
329 | |
330 void VMError::report(outputStream* st) { | |
331 # define BEGIN if (_current_step == 0) { _current_step = 1; | |
332 # define STEP(n, s) } if (_current_step < n) { _current_step = n; _current_step_info = s; | |
333 # define END } | |
334 | |
335 // don't allocate large buffer on stack | |
336 static char buf[O_BUFLEN]; | |
337 | |
338 BEGIN | |
339 | |
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340 STEP(10, "(printing fatal error message)") |
0 | 341 |
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342 st->print_cr("#"); |
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343 if (should_report_bug(_id)) { |
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344 st->print_cr("# A fatal error has been detected by the Java Runtime Environment:"); |
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345 } else { |
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346 st->print_cr("# There is insufficient memory for the Java " |
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347 "Runtime Environment to continue."); |
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348 } |
0 | 349 |
350 STEP(15, "(printing type of error)") | |
351 | |
352 switch(_id) { | |
353 case oom_error: | |
354 if (_size) { | |
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355 st->print("# Native memory allocation (malloc) failed to allocate "); |
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356 jio_snprintf(buf, sizeof(buf), SIZE_FORMAT, _size); |
0 | 357 st->print(buf); |
358 st->print(" bytes"); | |
359 if (_message != NULL) { | |
360 st->print(" for "); | |
361 st->print(_message); | |
362 } | |
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363 st->cr(); |
0 | 364 } else { |
365 if (_message != NULL) | |
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366 st->print("# "); |
0 | 367 st->print_cr(_message); |
368 } | |
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369 // In error file give some solutions |
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370 if (_verbose) { |
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371 st->print_cr("# Possible reasons:"); |
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372 st->print_cr("# The system is out of physical RAM or swap space"); |
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373 st->print_cr("# In 32 bit mode, the process size limit was hit"); |
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374 st->print_cr("# Possible solutions:"); |
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375 st->print_cr("# Reduce memory load on the system"); |
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376 st->print_cr("# Increase physical memory or swap space"); |
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377 st->print_cr("# Check if swap backing store is full"); |
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378 st->print_cr("# Use 64 bit Java on a 64 bit OS"); |
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379 st->print_cr("# Decrease Java heap size (-Xmx/-Xms)"); |
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380 st->print_cr("# Decrease number of Java threads"); |
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381 st->print_cr("# Decrease Java thread stack sizes (-Xss)"); |
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382 st->print_cr("# Set larger code cache with -XX:ReservedCodeCacheSize="); |
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383 st->print_cr("# This output file may be truncated or incomplete."); |
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384 } else { |
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385 return; // that's enough for the screen |
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386 } |
0 | 387 break; |
388 case internal_error: | |
389 default: | |
390 break; | |
391 } | |
392 | |
393 STEP(20, "(printing exception/signal name)") | |
394 | |
395 st->print_cr("#"); | |
396 st->print("# "); | |
397 // Is it an OS exception/signal? | |
398 if (os::exception_name(_id, buf, sizeof(buf))) { | |
399 st->print("%s", buf); | |
400 st->print(" (0x%x)", _id); // signal number | |
401 st->print(" at pc=" PTR_FORMAT, _pc); | |
402 } else { | |
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403 if (should_report_bug(_id)) { |
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404 st->print("Internal Error"); |
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405 } else { |
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406 st->print("Out of Memory Error"); |
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407 } |
0 | 408 if (_filename != NULL && _lineno > 0) { |
409 #ifdef PRODUCT | |
410 // In product mode chop off pathname? | |
411 char separator = os::file_separator()[0]; | |
412 const char *p = strrchr(_filename, separator); | |
413 const char *file = p ? p+1 : _filename; | |
414 #else | |
415 const char *file = _filename; | |
416 #endif | |
417 size_t len = strlen(file); | |
418 size_t buflen = sizeof(buf); | |
419 | |
420 strncpy(buf, file, buflen); | |
421 if (len + 10 < buflen) { | |
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422 sprintf(buf + len, ":%d", _lineno); |
0 | 423 } |
424 st->print(" (%s)", buf); | |
425 } else { | |
426 st->print(" (0x%x)", _id); | |
427 } | |
428 } | |
429 | |
430 STEP(30, "(printing current thread and pid)") | |
431 | |
432 // process id, thread id | |
433 st->print(", pid=%d", os::current_process_id()); | |
434 st->print(", tid=" UINTX_FORMAT, os::current_thread_id()); | |
435 st->cr(); | |
436 | |
437 STEP(40, "(printing error message)") | |
438 | |
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439 if (should_report_bug(_id)) { // already printed the message. |
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440 // error message |
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441 if (_detail_msg) { |
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442 st->print_cr("# %s: %s", _message ? _message : "Error", _detail_msg); |
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443 } else if (_message) { |
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444 st->print_cr("# Error: %s", _message); |
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445 } |
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446 } |
0 | 447 |
448 STEP(50, "(printing Java version string)") | |
449 | |
450 // VM version | |
451 st->print_cr("#"); | |
473
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452 JDK_Version::current().to_string(buf, sizeof(buf)); |
6181 | 453 const char* runtime_name = JDK_Version::runtime_name() != NULL ? |
454 JDK_Version::runtime_name() : ""; | |
455 st->print_cr("# JRE version: %s (%s)", runtime_name, buf); | |
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456 st->print_cr("# Java VM: %s (%s %s %s %s)", |
0 | 457 Abstract_VM_Version::vm_name(), |
458 Abstract_VM_Version::vm_release(), | |
459 Abstract_VM_Version::vm_info_string(), | |
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460 Abstract_VM_Version::vm_platform_string(), |
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461 UseCompressedOops ? "compressed oops" : "" |
0 | 462 ); |
463 | |
464 STEP(60, "(printing problematic frame)") | |
465 | |
466 // Print current frame if we have a context (i.e. it's a crash) | |
467 if (_context) { | |
468 st->print_cr("# Problematic frame:"); | |
469 st->print("# "); | |
470 frame fr = os::fetch_frame_from_context(_context); | |
471 fr.print_on_error(st, buf, sizeof(buf)); | |
472 st->cr(); | |
473 st->print_cr("#"); | |
474 } | |
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475 STEP(63, "(printing core file information)") |
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476 st->print("# "); |
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477 if (coredump_status) { |
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478 st->print("Core dump written. Default location: %s", coredump_message); |
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479 } else { |
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480 st->print("Failed to write core dump. %s", coredump_message); |
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481 } |
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482 st->print_cr(""); |
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483 st->print_cr("#"); |
0 | 484 |
485 STEP(65, "(printing bug submit message)") | |
486 | |
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487 if (should_report_bug(_id) && _verbose) { |
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488 print_bug_submit_message(st, _thread); |
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489 } |
0 | 490 |
491 STEP(70, "(printing thread)" ) | |
492 | |
493 if (_verbose) { | |
494 st->cr(); | |
495 st->print_cr("--------------- T H R E A D ---------------"); | |
496 st->cr(); | |
497 } | |
498 | |
499 STEP(80, "(printing current thread)" ) | |
500 | |
501 // current thread | |
502 if (_verbose) { | |
503 if (_thread) { | |
504 st->print("Current thread (" PTR_FORMAT "): ", _thread); | |
505 _thread->print_on_error(st, buf, sizeof(buf)); | |
506 st->cr(); | |
507 } else { | |
508 st->print_cr("Current thread is native thread"); | |
509 } | |
510 st->cr(); | |
511 } | |
512 | |
513 STEP(90, "(printing siginfo)" ) | |
514 | |
515 // signal no, signal code, address that caused the fault | |
516 if (_verbose && _siginfo) { | |
517 os::print_siginfo(st, _siginfo); | |
518 st->cr(); | |
519 } | |
520 | |
521 STEP(100, "(printing registers, top of stack, instructions near pc)") | |
522 | |
523 // registers, top of stack, instructions near pc | |
524 if (_verbose && _context) { | |
525 os::print_context(st, _context); | |
526 st->cr(); | |
527 } | |
528 | |
1907 | 529 STEP(105, "(printing register info)") |
530 | |
531 // decode register contents if possible | |
532 if (_verbose && _context && Universe::is_fully_initialized()) { | |
533 os::print_register_info(st, _context); | |
534 st->cr(); | |
535 } | |
536 | |
0 | 537 STEP(110, "(printing stack bounds)" ) |
538 | |
539 if (_verbose) { | |
540 st->print("Stack: "); | |
541 | |
542 address stack_top; | |
543 size_t stack_size; | |
544 | |
545 if (_thread) { | |
546 stack_top = _thread->stack_base(); | |
547 stack_size = _thread->stack_size(); | |
548 } else { | |
549 stack_top = os::current_stack_base(); | |
550 stack_size = os::current_stack_size(); | |
551 } | |
552 | |
553 address stack_bottom = stack_top - stack_size; | |
554 st->print("[" PTR_FORMAT "," PTR_FORMAT "]", stack_bottom, stack_top); | |
555 | |
556 frame fr = _context ? os::fetch_frame_from_context(_context) | |
557 : os::current_frame(); | |
558 | |
559 if (fr.sp()) { | |
560 st->print(", sp=" PTR_FORMAT, fr.sp()); | |
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561 size_t free_stack_size = pointer_delta(fr.sp(), stack_bottom, 1024); |
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562 st->print(", free space=" SIZE_FORMAT "k", free_stack_size); |
0 | 563 } |
564 | |
565 st->cr(); | |
566 } | |
567 | |
568 STEP(120, "(printing native stack)" ) | |
569 | |
570 if (_verbose) { | |
571 frame fr = _context ? os::fetch_frame_from_context(_context) | |
572 : os::current_frame(); | |
573 | |
574 // see if it's a valid frame | |
575 if (fr.pc()) { | |
576 st->print_cr("Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)"); | |
577 | |
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578 |
0 | 579 int count = 0; |
580 while (count++ < StackPrintLimit) { | |
581 fr.print_on_error(st, buf, sizeof(buf)); | |
582 st->cr(); | |
583 if (os::is_first_C_frame(&fr)) break; | |
584 fr = os::get_sender_for_C_frame(&fr); | |
585 } | |
586 | |
587 if (count > StackPrintLimit) { | |
588 st->print_cr("...<more frames>..."); | |
589 } | |
590 | |
591 st->cr(); | |
592 } | |
593 } | |
594 | |
595 STEP(130, "(printing Java stack)" ) | |
596 | |
597 if (_verbose && _thread && _thread->is_Java_thread()) { | |
1384 | 598 print_stack_trace(st, (JavaThread*)_thread, buf, sizeof(buf)); |
0 | 599 } |
600 | |
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601 STEP(135, "(printing target Java thread stack)" ) |
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602 |
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603 // printing Java thread stack trace if it is involved in GC crash |
1907 | 604 if (_verbose && _thread && (_thread->is_Named_thread())) { |
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605 JavaThread* jt = ((NamedThread *)_thread)->processed_thread(); |
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606 if (jt != NULL) { |
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607 st->print_cr("JavaThread " PTR_FORMAT " (nid = " UINTX_FORMAT ") was being processed", jt, jt->osthread()->thread_id()); |
1384 | 608 print_stack_trace(st, jt, buf, sizeof(buf), true); |
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609 } |
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610 } |
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611 |
0 | 612 STEP(140, "(printing VM operation)" ) |
613 | |
614 if (_verbose && _thread && _thread->is_VM_thread()) { | |
615 VMThread* t = (VMThread*)_thread; | |
616 VM_Operation* op = t->vm_operation(); | |
617 if (op) { | |
618 op->print_on_error(st); | |
619 st->cr(); | |
620 st->cr(); | |
621 } | |
622 } | |
623 | |
624 STEP(150, "(printing current compile task)" ) | |
625 | |
626 if (_verbose && _thread && _thread->is_Compiler_thread()) { | |
627 CompilerThread* t = (CompilerThread*)_thread; | |
628 if (t->task()) { | |
629 st->cr(); | |
630 st->print_cr("Current CompileTask:"); | |
631 t->task()->print_line_on_error(st, buf, sizeof(buf)); | |
632 st->cr(); | |
633 } | |
634 } | |
635 | |
636 STEP(160, "(printing process)" ) | |
637 | |
638 if (_verbose) { | |
639 st->cr(); | |
640 st->print_cr("--------------- P R O C E S S ---------------"); | |
641 st->cr(); | |
642 } | |
643 | |
644 STEP(170, "(printing all threads)" ) | |
645 | |
646 // all threads | |
647 if (_verbose && _thread) { | |
648 Threads::print_on_error(st, _thread, buf, sizeof(buf)); | |
649 st->cr(); | |
650 } | |
651 | |
652 STEP(175, "(printing VM state)" ) | |
653 | |
654 if (_verbose) { | |
655 // Safepoint state | |
656 st->print("VM state:"); | |
657 | |
658 if (SafepointSynchronize::is_synchronizing()) st->print("synchronizing"); | |
659 else if (SafepointSynchronize::is_at_safepoint()) st->print("at safepoint"); | |
660 else st->print("not at safepoint"); | |
661 | |
662 // Also see if error occurred during initialization or shutdown | |
663 if (!Universe::is_fully_initialized()) { | |
664 st->print(" (not fully initialized)"); | |
665 } else if (VM_Exit::vm_exited()) { | |
666 st->print(" (shutting down)"); | |
667 } else { | |
668 st->print(" (normal execution)"); | |
669 } | |
670 st->cr(); | |
671 st->cr(); | |
672 } | |
673 | |
674 STEP(180, "(printing owned locks on error)" ) | |
675 | |
676 // mutexes/monitors that currently have an owner | |
677 if (_verbose) { | |
678 print_owned_locks_on_error(st); | |
679 st->cr(); | |
680 } | |
681 | |
682 STEP(190, "(printing heap information)" ) | |
683 | |
684 if (_verbose && Universe::is_fully_initialized()) { | |
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685 // Print heap information before vm abort. As we'd like as much |
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686 // information as possible in the report we ask for the |
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687 // extended (i.e., more detailed) version. |
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688 Universe::print_on(st, true /* extended */); |
0 | 689 st->cr(); |
5984 | 690 |
691 Universe::heap()->barrier_set()->print_on(st); | |
692 st->cr(); | |
693 | |
694 st->print_cr("Polling page: " INTPTR_FORMAT, os::get_polling_page()); | |
695 st->cr(); | |
0 | 696 } |
697 | |
1907 | 698 STEP(195, "(printing code cache information)" ) |
699 | |
700 if (_verbose && Universe::is_fully_initialized()) { | |
701 // print code cache information before vm abort | |
702 CodeCache::print_bounds(st); | |
703 st->cr(); | |
704 } | |
705 | |
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706 STEP(200, "(printing ring buffers)" ) |
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707 |
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708 if (_verbose) { |
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709 Events::print_all(st); |
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710 st->cr(); |
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711 } |
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712 |
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713 STEP(205, "(printing dynamic libraries)" ) |
0 | 714 |
715 if (_verbose) { | |
716 // dynamic libraries, or memory map | |
717 os::print_dll_info(st); | |
718 st->cr(); | |
719 } | |
720 | |
721 STEP(210, "(printing VM options)" ) | |
722 | |
723 if (_verbose) { | |
724 // VM options | |
725 Arguments::print_on(st); | |
726 st->cr(); | |
727 } | |
728 | |
5915 | 729 STEP(215, "(printing warning if internal testing API used)" ) |
730 | |
731 if (WhiteBox::used()) { | |
732 st->print_cr("Unsupported internal testing APIs have been used."); | |
733 st->cr(); | |
734 } | |
735 | |
0 | 736 STEP(220, "(printing environment variables)" ) |
737 | |
738 if (_verbose) { | |
739 os::print_environment_variables(st, env_list, buf, sizeof(buf)); | |
740 st->cr(); | |
741 } | |
742 | |
743 STEP(225, "(printing signal handlers)" ) | |
744 | |
745 if (_verbose) { | |
746 os::print_signal_handlers(st, buf, sizeof(buf)); | |
747 st->cr(); | |
748 } | |
749 | |
750 STEP(230, "" ) | |
751 | |
752 if (_verbose) { | |
753 st->cr(); | |
754 st->print_cr("--------------- S Y S T E M ---------------"); | |
755 st->cr(); | |
756 } | |
757 | |
758 STEP(240, "(printing OS information)" ) | |
759 | |
760 if (_verbose) { | |
761 os::print_os_info(st); | |
762 st->cr(); | |
763 } | |
764 | |
765 STEP(250, "(printing CPU info)" ) | |
766 if (_verbose) { | |
767 os::print_cpu_info(st); | |
768 st->cr(); | |
769 } | |
770 | |
771 STEP(260, "(printing memory info)" ) | |
772 | |
773 if (_verbose) { | |
774 os::print_memory_info(st); | |
775 st->cr(); | |
776 } | |
777 | |
778 STEP(270, "(printing internal vm info)" ) | |
779 | |
780 if (_verbose) { | |
781 st->print_cr("vm_info: %s", Abstract_VM_Version::internal_vm_info_string()); | |
782 st->cr(); | |
783 } | |
784 | |
785 STEP(280, "(printing date and time)" ) | |
786 | |
787 if (_verbose) { | |
788 os::print_date_and_time(st); | |
789 st->cr(); | |
790 } | |
791 | |
792 END | |
793 | |
794 # undef BEGIN | |
795 # undef STEP | |
796 # undef END | |
797 } | |
798 | |
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799 VMError* volatile VMError::first_error = NULL; |
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800 volatile jlong VMError::first_error_tid = -1; |
0 | 801 |
802 void VMError::report_and_die() { | |
803 // Don't allocate large buffer on stack | |
804 static char buffer[O_BUFLEN]; | |
805 | |
806 // An error could happen before tty is initialized or after it has been | |
807 // destroyed. Here we use a very simple unbuffered fdStream for printing. | |
808 // Only out.print_raw() and out.print_raw_cr() should be used, as other | |
809 // printing methods need to allocate large buffer on stack. To format a | |
810 // string, use jio_snprintf() with a static buffer or use staticBufferStream. | |
811 static fdStream out(defaultStream::output_fd()); | |
812 | |
813 // How many errors occurred in error handler when reporting first_error. | |
814 static int recursive_error_count; | |
815 | |
816 // We will first print a brief message to standard out (verbose = false), | |
817 // then save detailed information in log file (verbose = true). | |
818 static bool out_done = false; // done printing to standard out | |
819 static bool log_done = false; // done saving error log | |
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820 static bool transmit_report_done = false; // done error reporting |
0 | 821 static fdStream log; // error log |
822 | |
823 if (SuppressFatalErrorMessage) { | |
824 os::abort(); | |
825 } | |
826 jlong mytid = os::current_thread_id(); | |
827 if (first_error == NULL && | |
828 Atomic::cmpxchg_ptr(this, &first_error, NULL) == NULL) { | |
829 | |
830 // first time | |
831 first_error_tid = mytid; | |
832 set_error_reported(); | |
833 | |
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834 if (ShowMessageBoxOnError || PauseAtExit) { |
0 | 835 show_message_box(buffer, sizeof(buffer)); |
836 | |
837 // User has asked JVM to abort. Reset ShowMessageBoxOnError so the | |
838 // WatcherThread can kill JVM if the error handler hangs. | |
839 ShowMessageBoxOnError = false; | |
840 } | |
841 | |
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842 // Write a minidump on Windows, check core dump limits on Linux/Solaris |
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843 os::check_or_create_dump(_siginfo, _context, buffer, sizeof(buffer)); |
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844 |
0 | 845 // reset signal handlers or exception filter; make sure recursive crashes |
846 // are handled properly. | |
847 reset_signal_handlers(); | |
848 | |
849 } else { | |
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850 // If UseOsErrorReporting we call this for each level of the call stack |
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851 // while searching for the exception handler. Only the first level needs |
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852 // to be reported. |
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853 if (UseOSErrorReporting && log_done) return; |
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854 |
0 | 855 // This is not the first error, see if it happened in a different thread |
856 // or in the same thread during error reporting. | |
857 if (first_error_tid != mytid) { | |
858 jio_snprintf(buffer, sizeof(buffer), | |
859 "[thread " INT64_FORMAT " also had an error]", | |
860 mytid); | |
861 out.print_raw_cr(buffer); | |
862 | |
863 // error reporting is not MT-safe, block current thread | |
864 os::infinite_sleep(); | |
865 | |
866 } else { | |
867 if (recursive_error_count++ > 30) { | |
868 out.print_raw_cr("[Too many errors, abort]"); | |
869 os::die(); | |
870 } | |
871 | |
872 jio_snprintf(buffer, sizeof(buffer), | |
873 "[error occurred during error reporting %s, id 0x%x]", | |
874 first_error ? first_error->_current_step_info : "", | |
875 _id); | |
876 if (log.is_open()) { | |
877 log.cr(); | |
878 log.print_raw_cr(buffer); | |
879 log.cr(); | |
880 } else { | |
881 out.cr(); | |
882 out.print_raw_cr(buffer); | |
883 out.cr(); | |
884 } | |
885 } | |
886 } | |
887 | |
888 // print to screen | |
889 if (!out_done) { | |
890 first_error->_verbose = false; | |
891 | |
892 staticBufferStream sbs(buffer, sizeof(buffer), &out); | |
893 first_error->report(&sbs); | |
894 | |
895 out_done = true; | |
896 | |
897 first_error->_current_step = 0; // reset current_step | |
898 first_error->_current_step_info = ""; // reset current_step string | |
899 } | |
900 | |
901 // print to error log file | |
902 if (!log_done) { | |
903 first_error->_verbose = true; | |
904 | |
905 // see if log file is already open | |
906 if (!log.is_open()) { | |
907 // open log file | |
908 int fd = -1; | |
909 | |
910 if (ErrorFile != NULL) { | |
911 bool copy_ok = | |
912 Arguments::copy_expand_pid(ErrorFile, strlen(ErrorFile), buffer, sizeof(buffer)); | |
913 if (copy_ok) { | |
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914 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
0 | 915 } |
916 } | |
917 | |
918 if (fd == -1) { | |
919 const char *cwd = os::get_current_directory(buffer, sizeof(buffer)); | |
920 size_t len = strlen(cwd); | |
921 // either user didn't specify, or the user's location failed, | |
922 // so use the default name in the current directory | |
923 jio_snprintf(&buffer[len], sizeof(buffer)-len, "%shs_err_pid%u.log", | |
924 os::file_separator(), os::current_process_id()); | |
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925 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
0 | 926 } |
927 | |
928 if (fd == -1) { | |
929 const char * tmpdir = os::get_temp_directory(); | |
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930 // try temp directory if it exists. |
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931 if (tmpdir != NULL && tmpdir[0] != '\0') { |
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932 jio_snprintf(buffer, sizeof(buffer), "%s%shs_err_pid%u.log", |
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933 tmpdir, os::file_separator(), os::current_process_id()); |
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934 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
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935 } |
0 | 936 } |
937 | |
938 if (fd != -1) { | |
939 out.print_raw("# An error report file with more information is saved as:\n# "); | |
940 out.print_raw_cr(buffer); | |
941 os::set_error_file(buffer); | |
942 | |
943 log.set_fd(fd); | |
944 } else { | |
945 out.print_raw_cr("# Can not save log file, dump to screen.."); | |
946 log.set_fd(defaultStream::output_fd()); | |
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947 /* Error reporting currently needs dumpfile. |
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948 * Maybe implement direct streaming in the future.*/ |
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949 transmit_report_done = true; |
0 | 950 } |
951 } | |
952 | |
953 staticBufferStream sbs(buffer, O_BUFLEN, &log); | |
954 first_error->report(&sbs); | |
955 first_error->_current_step = 0; // reset current_step | |
956 first_error->_current_step_info = ""; // reset current_step string | |
957 | |
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958 // Run error reporting to determine whether or not to report the crash. |
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959 if (!transmit_report_done && should_report_bug(first_error->_id)) { |
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960 transmit_report_done = true; |
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961 FILE* hs_err = ::fdopen(log.fd(), "r"); |
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962 if (NULL != hs_err) { |
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963 ErrorReporter er; |
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964 er.call(hs_err, buffer, O_BUFLEN); |
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965 } |
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966 } |
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967 |
0 | 968 if (log.fd() != defaultStream::output_fd()) { |
969 close(log.fd()); | |
970 } | |
971 | |
972 log.set_fd(-1); | |
973 log_done = true; | |
974 } | |
975 | |
976 | |
977 static bool skip_OnError = false; | |
978 if (!skip_OnError && OnError && OnError[0]) { | |
979 skip_OnError = true; | |
980 | |
981 out.print_raw_cr("#"); | |
982 out.print_raw ("# -XX:OnError=\""); | |
983 out.print_raw (OnError); | |
984 out.print_raw_cr("\""); | |
985 | |
986 char* cmd; | |
987 const char* ptr = OnError; | |
988 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
989 out.print_raw ("# Executing "); | |
3960 | 990 #if defined(LINUX) || defined(_ALLBSD_SOURCE) |
0 | 991 out.print_raw ("/bin/sh -c "); |
992 #elif defined(SOLARIS) | |
993 out.print_raw ("/usr/bin/sh -c "); | |
994 #endif | |
995 out.print_raw ("\""); | |
996 out.print_raw (cmd); | |
997 out.print_raw_cr("\" ..."); | |
998 | |
999 os::fork_and_exec(cmd); | |
1000 } | |
1001 | |
1002 // done with OnError | |
1003 OnError = NULL; | |
1004 } | |
1005 | |
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1006 static bool skip_bug_url = !should_report_bug(first_error->_id); |
0 | 1007 if (!skip_bug_url) { |
1008 skip_bug_url = true; | |
1009 | |
1010 out.print_raw_cr("#"); | |
1011 print_bug_submit_message(&out, _thread); | |
1012 } | |
1013 | |
1014 if (!UseOSErrorReporting) { | |
1015 // os::abort() will call abort hooks, try it first. | |
1016 static bool skip_os_abort = false; | |
1017 if (!skip_os_abort) { | |
1018 skip_os_abort = true; | |
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1019 bool dump_core = should_report_bug(first_error->_id); |
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1020 os::abort(dump_core); |
0 | 1021 } |
1022 | |
1023 // if os::abort() doesn't abort, try os::die(); | |
1024 os::die(); | |
1025 } | |
1026 } | |
1027 | |
1028 /* | |
1029 * OnOutOfMemoryError scripts/commands executed while VM is a safepoint - this | |
1030 * ensures utilities such as jmap can observe the process is a consistent state. | |
1031 */ | |
1032 class VM_ReportJavaOutOfMemory : public VM_Operation { | |
1033 private: | |
1034 VMError *_err; | |
1035 public: | |
1036 VM_ReportJavaOutOfMemory(VMError *err) { _err = err; } | |
1037 VMOp_Type type() const { return VMOp_ReportJavaOutOfMemory; } | |
1038 void doit(); | |
1039 }; | |
1040 | |
1041 void VM_ReportJavaOutOfMemory::doit() { | |
1042 // Don't allocate large buffer on stack | |
1043 static char buffer[O_BUFLEN]; | |
1044 | |
1045 tty->print_cr("#"); | |
1046 tty->print_cr("# java.lang.OutOfMemoryError: %s", _err->message()); | |
1047 tty->print_cr("# -XX:OnOutOfMemoryError=\"%s\"", OnOutOfMemoryError); | |
1048 | |
1049 // make heap parsability | |
1050 Universe::heap()->ensure_parsability(false); // no need to retire TLABs | |
1051 | |
1052 char* cmd; | |
1053 const char* ptr = OnOutOfMemoryError; | |
1054 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
1055 tty->print("# Executing "); | |
1056 #if defined(LINUX) | |
1057 tty->print ("/bin/sh -c "); | |
1058 #elif defined(SOLARIS) | |
1059 tty->print ("/usr/bin/sh -c "); | |
1060 #endif | |
1061 tty->print_cr("\"%s\"...", cmd); | |
1062 | |
1063 os::fork_and_exec(cmd); | |
1064 } | |
1065 } | |
1066 | |
1067 void VMError::report_java_out_of_memory() { | |
1068 if (OnOutOfMemoryError && OnOutOfMemoryError[0]) { | |
1069 MutexLocker ml(Heap_lock); | |
1070 VM_ReportJavaOutOfMemory op(this); | |
1071 VMThread::execute(&op); | |
1072 } | |
1073 } |