Mercurial > hg > graal-compiler
annotate src/share/vm/utilities/vmError.cpp @ 5984:fd09f2d8283e
7157141: crash in 64 bit with corrupted oops
Reviewed-by: kvn, iveresov
author | never |
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date | Mon, 02 Apr 2012 16:05:56 -0700 |
parents | 2d503de963b3 |
children | f8de958e5b2c d2a62e0f25eb |
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)); |
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453 st->print_cr("# JRE version: %s", buf); |
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454 st->print_cr("# Java VM: %s (%s %s %s %s)", |
0 | 455 Abstract_VM_Version::vm_name(), |
456 Abstract_VM_Version::vm_release(), | |
457 Abstract_VM_Version::vm_info_string(), | |
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458 Abstract_VM_Version::vm_platform_string(), |
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459 UseCompressedOops ? "compressed oops" : "" |
0 | 460 ); |
461 | |
462 STEP(60, "(printing problematic frame)") | |
463 | |
464 // Print current frame if we have a context (i.e. it's a crash) | |
465 if (_context) { | |
466 st->print_cr("# Problematic frame:"); | |
467 st->print("# "); | |
468 frame fr = os::fetch_frame_from_context(_context); | |
469 fr.print_on_error(st, buf, sizeof(buf)); | |
470 st->cr(); | |
471 st->print_cr("#"); | |
472 } | |
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473 STEP(63, "(printing core file information)") |
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474 st->print("# "); |
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475 if (coredump_status) { |
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476 st->print("Core dump written. Default location: %s", coredump_message); |
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477 } else { |
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478 st->print("Failed to write core dump. %s", coredump_message); |
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479 } |
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480 st->print_cr(""); |
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481 st->print_cr("#"); |
0 | 482 |
483 STEP(65, "(printing bug submit message)") | |
484 | |
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485 if (should_report_bug(_id) && _verbose) { |
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486 print_bug_submit_message(st, _thread); |
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487 } |
0 | 488 |
489 STEP(70, "(printing thread)" ) | |
490 | |
491 if (_verbose) { | |
492 st->cr(); | |
493 st->print_cr("--------------- T H R E A D ---------------"); | |
494 st->cr(); | |
495 } | |
496 | |
497 STEP(80, "(printing current thread)" ) | |
498 | |
499 // current thread | |
500 if (_verbose) { | |
501 if (_thread) { | |
502 st->print("Current thread (" PTR_FORMAT "): ", _thread); | |
503 _thread->print_on_error(st, buf, sizeof(buf)); | |
504 st->cr(); | |
505 } else { | |
506 st->print_cr("Current thread is native thread"); | |
507 } | |
508 st->cr(); | |
509 } | |
510 | |
511 STEP(90, "(printing siginfo)" ) | |
512 | |
513 // signal no, signal code, address that caused the fault | |
514 if (_verbose && _siginfo) { | |
515 os::print_siginfo(st, _siginfo); | |
516 st->cr(); | |
517 } | |
518 | |
519 STEP(100, "(printing registers, top of stack, instructions near pc)") | |
520 | |
521 // registers, top of stack, instructions near pc | |
522 if (_verbose && _context) { | |
523 os::print_context(st, _context); | |
524 st->cr(); | |
525 } | |
526 | |
1907 | 527 STEP(105, "(printing register info)") |
528 | |
529 // decode register contents if possible | |
530 if (_verbose && _context && Universe::is_fully_initialized()) { | |
531 os::print_register_info(st, _context); | |
532 st->cr(); | |
533 } | |
534 | |
0 | 535 STEP(110, "(printing stack bounds)" ) |
536 | |
537 if (_verbose) { | |
538 st->print("Stack: "); | |
539 | |
540 address stack_top; | |
541 size_t stack_size; | |
542 | |
543 if (_thread) { | |
544 stack_top = _thread->stack_base(); | |
545 stack_size = _thread->stack_size(); | |
546 } else { | |
547 stack_top = os::current_stack_base(); | |
548 stack_size = os::current_stack_size(); | |
549 } | |
550 | |
551 address stack_bottom = stack_top - stack_size; | |
552 st->print("[" PTR_FORMAT "," PTR_FORMAT "]", stack_bottom, stack_top); | |
553 | |
554 frame fr = _context ? os::fetch_frame_from_context(_context) | |
555 : os::current_frame(); | |
556 | |
557 if (fr.sp()) { | |
558 st->print(", sp=" PTR_FORMAT, fr.sp()); | |
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559 size_t free_stack_size = pointer_delta(fr.sp(), stack_bottom, 1024); |
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560 st->print(", free space=" SIZE_FORMAT "k", free_stack_size); |
0 | 561 } |
562 | |
563 st->cr(); | |
564 } | |
565 | |
566 STEP(120, "(printing native stack)" ) | |
567 | |
568 if (_verbose) { | |
569 frame fr = _context ? os::fetch_frame_from_context(_context) | |
570 : os::current_frame(); | |
571 | |
572 // see if it's a valid frame | |
573 if (fr.pc()) { | |
574 st->print_cr("Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)"); | |
575 | |
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576 |
0 | 577 int count = 0; |
578 while (count++ < StackPrintLimit) { | |
579 fr.print_on_error(st, buf, sizeof(buf)); | |
580 st->cr(); | |
581 if (os::is_first_C_frame(&fr)) break; | |
582 fr = os::get_sender_for_C_frame(&fr); | |
583 } | |
584 | |
585 if (count > StackPrintLimit) { | |
586 st->print_cr("...<more frames>..."); | |
587 } | |
588 | |
589 st->cr(); | |
590 } | |
591 } | |
592 | |
593 STEP(130, "(printing Java stack)" ) | |
594 | |
595 if (_verbose && _thread && _thread->is_Java_thread()) { | |
1384 | 596 print_stack_trace(st, (JavaThread*)_thread, buf, sizeof(buf)); |
0 | 597 } |
598 | |
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599 STEP(135, "(printing target Java thread stack)" ) |
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600 |
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601 // printing Java thread stack trace if it is involved in GC crash |
1907 | 602 if (_verbose && _thread && (_thread->is_Named_thread())) { |
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603 JavaThread* jt = ((NamedThread *)_thread)->processed_thread(); |
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604 if (jt != NULL) { |
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605 st->print_cr("JavaThread " PTR_FORMAT " (nid = " UINTX_FORMAT ") was being processed", jt, jt->osthread()->thread_id()); |
1384 | 606 print_stack_trace(st, jt, buf, sizeof(buf), true); |
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607 } |
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608 } |
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609 |
0 | 610 STEP(140, "(printing VM operation)" ) |
611 | |
612 if (_verbose && _thread && _thread->is_VM_thread()) { | |
613 VMThread* t = (VMThread*)_thread; | |
614 VM_Operation* op = t->vm_operation(); | |
615 if (op) { | |
616 op->print_on_error(st); | |
617 st->cr(); | |
618 st->cr(); | |
619 } | |
620 } | |
621 | |
622 STEP(150, "(printing current compile task)" ) | |
623 | |
624 if (_verbose && _thread && _thread->is_Compiler_thread()) { | |
625 CompilerThread* t = (CompilerThread*)_thread; | |
626 if (t->task()) { | |
627 st->cr(); | |
628 st->print_cr("Current CompileTask:"); | |
629 t->task()->print_line_on_error(st, buf, sizeof(buf)); | |
630 st->cr(); | |
631 } | |
632 } | |
633 | |
634 STEP(160, "(printing process)" ) | |
635 | |
636 if (_verbose) { | |
637 st->cr(); | |
638 st->print_cr("--------------- P R O C E S S ---------------"); | |
639 st->cr(); | |
640 } | |
641 | |
642 STEP(170, "(printing all threads)" ) | |
643 | |
644 // all threads | |
645 if (_verbose && _thread) { | |
646 Threads::print_on_error(st, _thread, buf, sizeof(buf)); | |
647 st->cr(); | |
648 } | |
649 | |
650 STEP(175, "(printing VM state)" ) | |
651 | |
652 if (_verbose) { | |
653 // Safepoint state | |
654 st->print("VM state:"); | |
655 | |
656 if (SafepointSynchronize::is_synchronizing()) st->print("synchronizing"); | |
657 else if (SafepointSynchronize::is_at_safepoint()) st->print("at safepoint"); | |
658 else st->print("not at safepoint"); | |
659 | |
660 // Also see if error occurred during initialization or shutdown | |
661 if (!Universe::is_fully_initialized()) { | |
662 st->print(" (not fully initialized)"); | |
663 } else if (VM_Exit::vm_exited()) { | |
664 st->print(" (shutting down)"); | |
665 } else { | |
666 st->print(" (normal execution)"); | |
667 } | |
668 st->cr(); | |
669 st->cr(); | |
670 } | |
671 | |
672 STEP(180, "(printing owned locks on error)" ) | |
673 | |
674 // mutexes/monitors that currently have an owner | |
675 if (_verbose) { | |
676 print_owned_locks_on_error(st); | |
677 st->cr(); | |
678 } | |
679 | |
680 STEP(190, "(printing heap information)" ) | |
681 | |
682 if (_verbose && Universe::is_fully_initialized()) { | |
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683 // Print heap information before vm abort. As we'd like as much |
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684 // information as possible in the report we ask for the |
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685 // extended (i.e., more detailed) version. |
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686 Universe::print_on(st, true /* extended */); |
0 | 687 st->cr(); |
5984 | 688 |
689 Universe::heap()->barrier_set()->print_on(st); | |
690 st->cr(); | |
691 | |
692 st->print_cr("Polling page: " INTPTR_FORMAT, os::get_polling_page()); | |
693 st->cr(); | |
0 | 694 } |
695 | |
1907 | 696 STEP(195, "(printing code cache information)" ) |
697 | |
698 if (_verbose && Universe::is_fully_initialized()) { | |
699 // print code cache information before vm abort | |
700 CodeCache::print_bounds(st); | |
701 st->cr(); | |
702 } | |
703 | |
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704 STEP(200, "(printing ring buffers)" ) |
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705 |
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706 if (_verbose) { |
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707 Events::print_all(st); |
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708 st->cr(); |
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709 } |
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710 |
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711 STEP(205, "(printing dynamic libraries)" ) |
0 | 712 |
713 if (_verbose) { | |
714 // dynamic libraries, or memory map | |
715 os::print_dll_info(st); | |
716 st->cr(); | |
717 } | |
718 | |
719 STEP(210, "(printing VM options)" ) | |
720 | |
721 if (_verbose) { | |
722 // VM options | |
723 Arguments::print_on(st); | |
724 st->cr(); | |
725 } | |
726 | |
5915 | 727 STEP(215, "(printing warning if internal testing API used)" ) |
728 | |
729 if (WhiteBox::used()) { | |
730 st->print_cr("Unsupported internal testing APIs have been used."); | |
731 st->cr(); | |
732 } | |
733 | |
0 | 734 STEP(220, "(printing environment variables)" ) |
735 | |
736 if (_verbose) { | |
737 os::print_environment_variables(st, env_list, buf, sizeof(buf)); | |
738 st->cr(); | |
739 } | |
740 | |
741 STEP(225, "(printing signal handlers)" ) | |
742 | |
743 if (_verbose) { | |
744 os::print_signal_handlers(st, buf, sizeof(buf)); | |
745 st->cr(); | |
746 } | |
747 | |
748 STEP(230, "" ) | |
749 | |
750 if (_verbose) { | |
751 st->cr(); | |
752 st->print_cr("--------------- S Y S T E M ---------------"); | |
753 st->cr(); | |
754 } | |
755 | |
756 STEP(240, "(printing OS information)" ) | |
757 | |
758 if (_verbose) { | |
759 os::print_os_info(st); | |
760 st->cr(); | |
761 } | |
762 | |
763 STEP(250, "(printing CPU info)" ) | |
764 if (_verbose) { | |
765 os::print_cpu_info(st); | |
766 st->cr(); | |
767 } | |
768 | |
769 STEP(260, "(printing memory info)" ) | |
770 | |
771 if (_verbose) { | |
772 os::print_memory_info(st); | |
773 st->cr(); | |
774 } | |
775 | |
776 STEP(270, "(printing internal vm info)" ) | |
777 | |
778 if (_verbose) { | |
779 st->print_cr("vm_info: %s", Abstract_VM_Version::internal_vm_info_string()); | |
780 st->cr(); | |
781 } | |
782 | |
783 STEP(280, "(printing date and time)" ) | |
784 | |
785 if (_verbose) { | |
786 os::print_date_and_time(st); | |
787 st->cr(); | |
788 } | |
789 | |
790 END | |
791 | |
792 # undef BEGIN | |
793 # undef STEP | |
794 # undef END | |
795 } | |
796 | |
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797 VMError* volatile VMError::first_error = NULL; |
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798 volatile jlong VMError::first_error_tid = -1; |
0 | 799 |
800 void VMError::report_and_die() { | |
801 // Don't allocate large buffer on stack | |
802 static char buffer[O_BUFLEN]; | |
803 | |
804 // An error could happen before tty is initialized or after it has been | |
805 // destroyed. Here we use a very simple unbuffered fdStream for printing. | |
806 // Only out.print_raw() and out.print_raw_cr() should be used, as other | |
807 // printing methods need to allocate large buffer on stack. To format a | |
808 // string, use jio_snprintf() with a static buffer or use staticBufferStream. | |
809 static fdStream out(defaultStream::output_fd()); | |
810 | |
811 // How many errors occurred in error handler when reporting first_error. | |
812 static int recursive_error_count; | |
813 | |
814 // We will first print a brief message to standard out (verbose = false), | |
815 // then save detailed information in log file (verbose = true). | |
816 static bool out_done = false; // done printing to standard out | |
817 static bool log_done = false; // done saving error log | |
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818 static bool transmit_report_done = false; // done error reporting |
0 | 819 static fdStream log; // error log |
820 | |
821 if (SuppressFatalErrorMessage) { | |
822 os::abort(); | |
823 } | |
824 jlong mytid = os::current_thread_id(); | |
825 if (first_error == NULL && | |
826 Atomic::cmpxchg_ptr(this, &first_error, NULL) == NULL) { | |
827 | |
828 // first time | |
829 first_error_tid = mytid; | |
830 set_error_reported(); | |
831 | |
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832 if (ShowMessageBoxOnError || PauseAtExit) { |
0 | 833 show_message_box(buffer, sizeof(buffer)); |
834 | |
835 // User has asked JVM to abort. Reset ShowMessageBoxOnError so the | |
836 // WatcherThread can kill JVM if the error handler hangs. | |
837 ShowMessageBoxOnError = false; | |
838 } | |
839 | |
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840 // Write a minidump on Windows, check core dump limits on Linux/Solaris |
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841 os::check_or_create_dump(_siginfo, _context, buffer, sizeof(buffer)); |
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842 |
0 | 843 // reset signal handlers or exception filter; make sure recursive crashes |
844 // are handled properly. | |
845 reset_signal_handlers(); | |
846 | |
847 } else { | |
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848 // If UseOsErrorReporting we call this for each level of the call stack |
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849 // while searching for the exception handler. Only the first level needs |
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850 // to be reported. |
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851 if (UseOSErrorReporting && log_done) return; |
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852 |
0 | 853 // This is not the first error, see if it happened in a different thread |
854 // or in the same thread during error reporting. | |
855 if (first_error_tid != mytid) { | |
856 jio_snprintf(buffer, sizeof(buffer), | |
857 "[thread " INT64_FORMAT " also had an error]", | |
858 mytid); | |
859 out.print_raw_cr(buffer); | |
860 | |
861 // error reporting is not MT-safe, block current thread | |
862 os::infinite_sleep(); | |
863 | |
864 } else { | |
865 if (recursive_error_count++ > 30) { | |
866 out.print_raw_cr("[Too many errors, abort]"); | |
867 os::die(); | |
868 } | |
869 | |
870 jio_snprintf(buffer, sizeof(buffer), | |
871 "[error occurred during error reporting %s, id 0x%x]", | |
872 first_error ? first_error->_current_step_info : "", | |
873 _id); | |
874 if (log.is_open()) { | |
875 log.cr(); | |
876 log.print_raw_cr(buffer); | |
877 log.cr(); | |
878 } else { | |
879 out.cr(); | |
880 out.print_raw_cr(buffer); | |
881 out.cr(); | |
882 } | |
883 } | |
884 } | |
885 | |
886 // print to screen | |
887 if (!out_done) { | |
888 first_error->_verbose = false; | |
889 | |
890 staticBufferStream sbs(buffer, sizeof(buffer), &out); | |
891 first_error->report(&sbs); | |
892 | |
893 out_done = true; | |
894 | |
895 first_error->_current_step = 0; // reset current_step | |
896 first_error->_current_step_info = ""; // reset current_step string | |
897 } | |
898 | |
899 // print to error log file | |
900 if (!log_done) { | |
901 first_error->_verbose = true; | |
902 | |
903 // see if log file is already open | |
904 if (!log.is_open()) { | |
905 // open log file | |
906 int fd = -1; | |
907 | |
908 if (ErrorFile != NULL) { | |
909 bool copy_ok = | |
910 Arguments::copy_expand_pid(ErrorFile, strlen(ErrorFile), buffer, sizeof(buffer)); | |
911 if (copy_ok) { | |
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912 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
0 | 913 } |
914 } | |
915 | |
916 if (fd == -1) { | |
917 const char *cwd = os::get_current_directory(buffer, sizeof(buffer)); | |
918 size_t len = strlen(cwd); | |
919 // either user didn't specify, or the user's location failed, | |
920 // so use the default name in the current directory | |
921 jio_snprintf(&buffer[len], sizeof(buffer)-len, "%shs_err_pid%u.log", | |
922 os::file_separator(), os::current_process_id()); | |
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923 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
0 | 924 } |
925 | |
926 if (fd == -1) { | |
927 const char * tmpdir = os::get_temp_directory(); | |
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928 // try temp directory if it exists. |
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929 if (tmpdir != NULL && tmpdir[0] != '\0') { |
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930 jio_snprintf(buffer, sizeof(buffer), "%s%shs_err_pid%u.log", |
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931 tmpdir, os::file_separator(), os::current_process_id()); |
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932 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
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933 } |
0 | 934 } |
935 | |
936 if (fd != -1) { | |
937 out.print_raw("# An error report file with more information is saved as:\n# "); | |
938 out.print_raw_cr(buffer); | |
939 os::set_error_file(buffer); | |
940 | |
941 log.set_fd(fd); | |
942 } else { | |
943 out.print_raw_cr("# Can not save log file, dump to screen.."); | |
944 log.set_fd(defaultStream::output_fd()); | |
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945 /* Error reporting currently needs dumpfile. |
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946 * Maybe implement direct streaming in the future.*/ |
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947 transmit_report_done = true; |
0 | 948 } |
949 } | |
950 | |
951 staticBufferStream sbs(buffer, O_BUFLEN, &log); | |
952 first_error->report(&sbs); | |
953 first_error->_current_step = 0; // reset current_step | |
954 first_error->_current_step_info = ""; // reset current_step string | |
955 | |
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956 // Run error reporting to determine whether or not to report the crash. |
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957 if (!transmit_report_done && should_report_bug(first_error->_id)) { |
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958 transmit_report_done = true; |
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959 FILE* hs_err = ::fdopen(log.fd(), "r"); |
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960 if (NULL != hs_err) { |
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961 ErrorReporter er; |
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962 er.call(hs_err, buffer, O_BUFLEN); |
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963 } |
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964 } |
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965 |
0 | 966 if (log.fd() != defaultStream::output_fd()) { |
967 close(log.fd()); | |
968 } | |
969 | |
970 log.set_fd(-1); | |
971 log_done = true; | |
972 } | |
973 | |
974 | |
975 static bool skip_OnError = false; | |
976 if (!skip_OnError && OnError && OnError[0]) { | |
977 skip_OnError = true; | |
978 | |
979 out.print_raw_cr("#"); | |
980 out.print_raw ("# -XX:OnError=\""); | |
981 out.print_raw (OnError); | |
982 out.print_raw_cr("\""); | |
983 | |
984 char* cmd; | |
985 const char* ptr = OnError; | |
986 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
987 out.print_raw ("# Executing "); | |
3960 | 988 #if defined(LINUX) || defined(_ALLBSD_SOURCE) |
0 | 989 out.print_raw ("/bin/sh -c "); |
990 #elif defined(SOLARIS) | |
991 out.print_raw ("/usr/bin/sh -c "); | |
992 #endif | |
993 out.print_raw ("\""); | |
994 out.print_raw (cmd); | |
995 out.print_raw_cr("\" ..."); | |
996 | |
997 os::fork_and_exec(cmd); | |
998 } | |
999 | |
1000 // done with OnError | |
1001 OnError = NULL; | |
1002 } | |
1003 | |
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1004 static bool skip_bug_url = !should_report_bug(first_error->_id); |
0 | 1005 if (!skip_bug_url) { |
1006 skip_bug_url = true; | |
1007 | |
1008 out.print_raw_cr("#"); | |
1009 print_bug_submit_message(&out, _thread); | |
1010 } | |
1011 | |
1012 if (!UseOSErrorReporting) { | |
1013 // os::abort() will call abort hooks, try it first. | |
1014 static bool skip_os_abort = false; | |
1015 if (!skip_os_abort) { | |
1016 skip_os_abort = true; | |
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1017 bool dump_core = should_report_bug(first_error->_id); |
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1018 os::abort(dump_core); |
0 | 1019 } |
1020 | |
1021 // if os::abort() doesn't abort, try os::die(); | |
1022 os::die(); | |
1023 } | |
1024 } | |
1025 | |
1026 /* | |
1027 * OnOutOfMemoryError scripts/commands executed while VM is a safepoint - this | |
1028 * ensures utilities such as jmap can observe the process is a consistent state. | |
1029 */ | |
1030 class VM_ReportJavaOutOfMemory : public VM_Operation { | |
1031 private: | |
1032 VMError *_err; | |
1033 public: | |
1034 VM_ReportJavaOutOfMemory(VMError *err) { _err = err; } | |
1035 VMOp_Type type() const { return VMOp_ReportJavaOutOfMemory; } | |
1036 void doit(); | |
1037 }; | |
1038 | |
1039 void VM_ReportJavaOutOfMemory::doit() { | |
1040 // Don't allocate large buffer on stack | |
1041 static char buffer[O_BUFLEN]; | |
1042 | |
1043 tty->print_cr("#"); | |
1044 tty->print_cr("# java.lang.OutOfMemoryError: %s", _err->message()); | |
1045 tty->print_cr("# -XX:OnOutOfMemoryError=\"%s\"", OnOutOfMemoryError); | |
1046 | |
1047 // make heap parsability | |
1048 Universe::heap()->ensure_parsability(false); // no need to retire TLABs | |
1049 | |
1050 char* cmd; | |
1051 const char* ptr = OnOutOfMemoryError; | |
1052 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
1053 tty->print("# Executing "); | |
1054 #if defined(LINUX) | |
1055 tty->print ("/bin/sh -c "); | |
1056 #elif defined(SOLARIS) | |
1057 tty->print ("/usr/bin/sh -c "); | |
1058 #endif | |
1059 tty->print_cr("\"%s\"...", cmd); | |
1060 | |
1061 os::fork_and_exec(cmd); | |
1062 } | |
1063 } | |
1064 | |
1065 void VMError::report_java_out_of_memory() { | |
1066 if (OnOutOfMemoryError && OnOutOfMemoryError[0]) { | |
1067 MutexLocker ml(Heap_lock); | |
1068 VM_ReportJavaOutOfMemory op(this); | |
1069 VMThread::execute(&op); | |
1070 } | |
1071 } |