Mercurial > hg > truffle
annotate src/share/vm/utilities/vmError.cpp @ 18447:f933c2d7521b
FrameBuilder: add FrameMappingToolImpl.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Mon, 17 Nov 2014 18:28:51 +0100 |
parents | 52b4284cb496 |
children | 7848fc12602b |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2003, 2014, 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" | |
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27 #include "compiler/disassembler.hpp" |
1972 | 28 #include "gc_interface/collectedHeap.hpp" |
5915 | 29 #include "prims/whitebox.hpp" |
1972 | 30 #include "runtime/arguments.hpp" |
31 #include "runtime/frame.inline.hpp" | |
32 #include "runtime/init.hpp" | |
33 #include "runtime/os.hpp" | |
34 #include "runtime/thread.hpp" | |
35 #include "runtime/vmThread.hpp" | |
36 #include "runtime/vm_operations.hpp" | |
6197 | 37 #include "services/memTracker.hpp" |
1972 | 38 #include "utilities/debug.hpp" |
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39 #include "utilities/decoder.hpp" |
1972 | 40 #include "utilities/defaultStream.hpp" |
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41 #include "utilities/errorReporter.hpp" |
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42 #include "utilities/events.hpp" |
1972 | 43 #include "utilities/top.hpp" |
44 #include "utilities/vmError.hpp" | |
0 | 45 |
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46 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC |
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47 |
0 | 48 // List of environment variables that should be reported in error log file. |
49 const char *env_list[] = { | |
50 // All platforms | |
51 "JAVA_HOME", "JRE_HOME", "JAVA_TOOL_OPTIONS", "_JAVA_OPTIONS", "CLASSPATH", | |
52 "JAVA_COMPILER", "PATH", "USERNAME", | |
53 | |
3960 | 54 // Env variables that are defined on Solaris/Linux/BSD |
0 | 55 "LD_LIBRARY_PATH", "LD_PRELOAD", "SHELL", "DISPLAY", |
56 "HOSTTYPE", "OSTYPE", "ARCH", "MACHTYPE", | |
57 | |
58 // defined on Linux | |
59 "LD_ASSUME_KERNEL", "_JAVA_SR_SIGNUM", | |
60 | |
3960 | 61 // defined on Darwin |
62 "DYLD_LIBRARY_PATH", "DYLD_FALLBACK_LIBRARY_PATH", | |
63 "DYLD_FRAMEWORK_PATH", "DYLD_FALLBACK_FRAMEWORK_PATH", | |
64 "DYLD_INSERT_LIBRARIES", | |
65 | |
0 | 66 // defined on Windows |
67 "OS", "PROCESSOR_IDENTIFIER", "_ALT_JAVA_HOME_DIR", | |
68 | |
69 (const char *)0 | |
70 }; | |
71 | |
72 // Fatal error handler for internal errors and crashes. | |
73 // | |
74 // The default behavior of fatal error handler is to print a brief message | |
75 // to standard out (defaultStream::output_fd()), then save detailed information | |
76 // into an error report file (hs_err_pid<pid>.log) and abort VM. If multiple | |
77 // threads are having troubles at the same time, only one error is reported. | |
78 // The thread that is reporting error will abort VM when it is done, all other | |
79 // threads are blocked forever inside report_and_die(). | |
80 | |
81 // Constructor for crashes | |
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82 VMError::VMError(Thread* thread, unsigned int sig, address pc, void* siginfo, void* context) { |
0 | 83 _thread = thread; |
84 _id = sig; | |
85 _pc = pc; | |
86 _siginfo = siginfo; | |
87 _context = context; | |
88 | |
89 _verbose = false; | |
90 _current_step = 0; | |
91 _current_step_info = NULL; | |
92 | |
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93 _message = NULL; |
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94 _detail_msg = NULL; |
0 | 95 _filename = NULL; |
96 _lineno = 0; | |
97 | |
98 _size = 0; | |
99 } | |
100 | |
101 // Constructor for internal errors | |
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102 VMError::VMError(Thread* thread, const char* filename, int lineno, |
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103 const char* message, const char * detail_msg) |
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104 { |
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105 _thread = thread; |
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106 _id = INTERNAL_ERROR; // Value that's not an OS exception/signal |
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107 _filename = filename; |
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108 _lineno = lineno; |
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109 _message = message; |
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110 _detail_msg = detail_msg; |
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111 |
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112 _verbose = false; |
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113 _current_step = 0; |
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114 _current_step_info = NULL; |
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115 |
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116 _pc = NULL; |
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117 _siginfo = NULL; |
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118 _context = NULL; |
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119 |
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120 _size = 0; |
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121 } |
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122 |
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123 // Constructor for OOM errors |
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124 VMError::VMError(Thread* thread, const char* filename, int lineno, size_t size, |
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125 VMErrorType vm_err_type, const char* message) { |
0 | 126 _thread = thread; |
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127 _id = vm_err_type; // Value that's not an OS exception/signal |
0 | 128 _filename = filename; |
129 _lineno = lineno; | |
130 _message = message; | |
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131 _detail_msg = NULL; |
0 | 132 |
133 _verbose = false; | |
134 _current_step = 0; | |
135 _current_step_info = NULL; | |
136 | |
137 _pc = NULL; | |
138 _siginfo = NULL; | |
139 _context = NULL; | |
140 | |
141 _size = size; | |
142 } | |
143 | |
144 | |
145 // Constructor for non-fatal errors | |
146 VMError::VMError(const char* message) { | |
147 _thread = NULL; | |
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148 _id = INTERNAL_ERROR; // Value that's not an OS exception/signal |
0 | 149 _filename = NULL; |
150 _lineno = 0; | |
151 _message = message; | |
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152 _detail_msg = NULL; |
0 | 153 |
154 _verbose = false; | |
155 _current_step = 0; | |
156 _current_step_info = NULL; | |
157 | |
158 _pc = NULL; | |
159 _siginfo = NULL; | |
160 _context = NULL; | |
161 | |
162 _size = 0; | |
163 } | |
164 | |
165 // -XX:OnError=<string>, where <string> can be a list of commands, separated | |
166 // by ';'. "%p" is replaced by current process id (pid); "%%" is replaced by | |
167 // a single "%". Some examples: | |
168 // | |
169 // -XX:OnError="pmap %p" // show memory map | |
170 // -XX:OnError="gcore %p; dbx - %p" // dump core and launch debugger | |
171 // -XX:OnError="cat hs_err_pid%p.log | mail my_email@sun.com" | |
172 // -XX:OnError="kill -9 %p" // ?#!@# | |
173 | |
174 // A simple parser for -XX:OnError, usage: | |
175 // ptr = OnError; | |
176 // while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr) != NULL) | |
177 // ... ... | |
178 static char* next_OnError_command(char* buf, int buflen, const char** ptr) { | |
179 if (ptr == NULL || *ptr == NULL) return NULL; | |
180 | |
181 const char* cmd = *ptr; | |
182 | |
183 // skip leading blanks or ';' | |
184 while (*cmd == ' ' || *cmd == ';') cmd++; | |
185 | |
186 if (*cmd == '\0') return NULL; | |
187 | |
188 const char * cmdend = cmd; | |
189 while (*cmdend != '\0' && *cmdend != ';') cmdend++; | |
190 | |
191 Arguments::copy_expand_pid(cmd, cmdend - cmd, buf, buflen); | |
192 | |
193 *ptr = (*cmdend == '\0' ? cmdend : cmdend + 1); | |
194 return buf; | |
195 } | |
196 | |
197 | |
198 static void print_bug_submit_message(outputStream *out, Thread *thread) { | |
199 if (out == NULL) return; | |
200 out->print_raw_cr("# If you would like to submit a bug report, please visit:"); | |
201 out->print_raw ("# "); | |
202 out->print_raw_cr(Arguments::java_vendor_url_bug()); | |
203 // If the crash is in native code, encourage user to submit a bug to the | |
204 // provider of that code. | |
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205 if (thread && thread->is_Java_thread() && |
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206 !thread->is_hidden_from_external_view()) { |
0 | 207 JavaThread* jt = (JavaThread*)thread; |
208 if (jt->thread_state() == _thread_in_native) { | |
209 out->print_cr("# The crash happened outside the Java Virtual Machine in native code.\n# See problematic frame for where to report the bug."); | |
210 } | |
211 } | |
212 out->print_raw_cr("#"); | |
213 } | |
214 | |
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215 bool VMError::coredump_status; |
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216 char VMError::coredump_message[O_BUFLEN]; |
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217 |
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218 void VMError::report_coredump_status(const char* message, bool status) { |
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219 coredump_status = status; |
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220 strncpy(coredump_message, message, sizeof(coredump_message)); |
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221 coredump_message[sizeof(coredump_message)-1] = 0; |
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222 } |
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223 |
0 | 224 |
225 // Return a string to describe the error | |
226 char* VMError::error_string(char* buf, int buflen) { | |
227 char signame_buf[64]; | |
228 const char *signame = os::exception_name(_id, signame_buf, sizeof(signame_buf)); | |
229 | |
230 if (signame) { | |
231 jio_snprintf(buf, buflen, | |
232 "%s (0x%x) at pc=" PTR_FORMAT ", pid=%d, tid=" UINTX_FORMAT, | |
233 signame, _id, _pc, | |
234 os::current_process_id(), os::current_thread_id()); | |
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235 } else if (_filename != NULL && _lineno > 0) { |
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236 // skip directory names |
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237 char separator = os::file_separator()[0]; |
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238 const char *p = strrchr(_filename, separator); |
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239 int n = jio_snprintf(buf, buflen, |
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240 "Internal Error at %s:%d, pid=%d, tid=" UINTX_FORMAT, |
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241 p ? p + 1 : _filename, _lineno, |
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242 os::current_process_id(), os::current_thread_id()); |
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243 if (n >= 0 && n < buflen && _message) { |
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244 if (_detail_msg) { |
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245 jio_snprintf(buf + n, buflen - n, "%s%s: %s", |
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246 os::line_separator(), _message, _detail_msg); |
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247 } else { |
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248 jio_snprintf(buf + n, buflen - n, "%sError: %s", |
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249 os::line_separator(), _message); |
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250 } |
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251 } |
0 | 252 } else { |
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253 jio_snprintf(buf, buflen, |
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254 "Internal Error (0x%x), pid=%d, tid=" UINTX_FORMAT, |
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255 _id, os::current_process_id(), os::current_thread_id()); |
0 | 256 } |
257 | |
258 return buf; | |
259 } | |
260 | |
1384 | 261 void VMError::print_stack_trace(outputStream* st, JavaThread* jt, |
262 char* buf, int buflen, bool verbose) { | |
263 #ifdef ZERO | |
264 if (jt->zero_stack()->sp() && jt->top_zero_frame()) { | |
265 // StackFrameStream uses the frame anchor, which may not have | |
266 // been set up. This can be done at any time in Zero, however, | |
267 // so if it hasn't been set up then we just set it up now and | |
268 // clear it again when we're done. | |
269 bool has_last_Java_frame = jt->has_last_Java_frame(); | |
270 if (!has_last_Java_frame) | |
271 jt->set_last_Java_frame(); | |
272 st->print("Java frames:"); | |
273 | |
274 // If the top frame is a Shark frame and the frame anchor isn't | |
275 // set up then it's possible that the information in the frame | |
276 // is garbage: it could be from a previous decache, or it could | |
277 // simply have never been written. So we print a warning... | |
278 StackFrameStream sfs(jt); | |
279 if (!has_last_Java_frame && !sfs.is_done()) { | |
280 if (sfs.current()->zeroframe()->is_shark_frame()) { | |
281 st->print(" (TOP FRAME MAY BE JUNK)"); | |
282 } | |
283 } | |
284 st->cr(); | |
285 | |
286 // Print the frames | |
287 for(int i = 0; !sfs.is_done(); sfs.next(), i++) { | |
288 sfs.current()->zero_print_on_error(i, st, buf, buflen); | |
289 st->cr(); | |
290 } | |
291 | |
292 // Reset the frame anchor if necessary | |
293 if (!has_last_Java_frame) | |
294 jt->reset_last_Java_frame(); | |
295 } | |
296 #else | |
297 if (jt->has_last_Java_frame()) { | |
298 st->print_cr("Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)"); | |
299 for(StackFrameStream sfs(jt); !sfs.is_done(); sfs.next()) { | |
300 sfs.current()->print_on_error(st, buf, buflen, verbose); | |
301 st->cr(); | |
302 } | |
303 } | |
304 #endif // ZERO | |
305 } | |
0 | 306 |
307 // This is the main function to report a fatal error. Only one thread can | |
308 // call this function, so we don't need to worry about MT-safety. But it's | |
309 // possible that the error handler itself may crash or die on an internal | |
310 // error, for example, when the stack/heap is badly damaged. We must be | |
311 // able to handle recursive errors that happen inside error handler. | |
312 // | |
313 // Error reporting is done in several steps. If a crash or internal error | |
314 // occurred when reporting an error, the nested signal/exception handler | |
315 // can skip steps that are already (or partially) done. Error reporting will | |
316 // continue from the next step. This allows us to retrieve and print | |
317 // information that may be unsafe to get after a fatal error. If it happens, | |
318 // you may find nested report_and_die() frames when you look at the stack | |
319 // in a debugger. | |
320 // | |
321 // In general, a hang in error handler is much worse than a crash or internal | |
322 // error, as it's harder to recover from a hang. Deadlock can happen if we | |
323 // try to grab a lock that is already owned by current thread, or if the | |
324 // owner is blocked forever (e.g. in os::infinite_sleep()). If possible, the | |
325 // error handler and all the functions it called should avoid grabbing any | |
326 // lock. An important thing to notice is that memory allocation needs a lock. | |
327 // | |
328 // We should avoid using large stack allocated buffers. Many errors happen | |
329 // when stack space is already low. Making things even worse is that there | |
330 // could be nested report_and_die() calls on stack (see above). Only one | |
331 // thread can report error, so large buffers are statically allocated in data | |
332 // segment. | |
333 | |
334 void VMError::report(outputStream* st) { | |
335 # define BEGIN if (_current_step == 0) { _current_step = 1; | |
336 # define STEP(n, s) } if (_current_step < n) { _current_step = n; _current_step_info = s; | |
337 # define END } | |
338 | |
339 // don't allocate large buffer on stack | |
340 static char buf[O_BUFLEN]; | |
341 | |
342 BEGIN | |
343 | |
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344 STEP(10, "(printing fatal error message)") |
0 | 345 |
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346 st->print_cr("#"); |
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347 if (should_report_bug(_id)) { |
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348 st->print_cr("# A fatal error has been detected by the Java Runtime Environment:"); |
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349 } else { |
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350 st->print_cr("# There is insufficient memory for the Java " |
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351 "Runtime Environment to continue."); |
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352 } |
0 | 353 |
354 STEP(15, "(printing type of error)") | |
355 | |
356 switch(_id) { | |
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357 case OOM_MALLOC_ERROR: |
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358 case OOM_MMAP_ERROR: |
0 | 359 if (_size) { |
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360 st->print("# Native memory allocation "); |
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361 st->print((_id == (int)OOM_MALLOC_ERROR) ? "(malloc) failed to allocate " : |
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362 "(mmap) failed to map "); |
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363 jio_snprintf(buf, sizeof(buf), SIZE_FORMAT, _size); |
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364 st->print("%s", buf); |
0 | 365 st->print(" bytes"); |
366 if (_message != NULL) { | |
367 st->print(" for "); | |
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368 st->print("%s", _message); |
0 | 369 } |
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370 st->cr(); |
0 | 371 } else { |
372 if (_message != NULL) | |
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373 st->print("# "); |
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374 st->print_cr("%s", _message); |
0 | 375 } |
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376 // In error file give some solutions |
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377 if (_verbose) { |
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378 st->print_cr("# Possible reasons:"); |
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379 st->print_cr("# The system is out of physical RAM or swap space"); |
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380 st->print_cr("# In 32 bit mode, the process size limit was hit"); |
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381 st->print_cr("# Possible solutions:"); |
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382 st->print_cr("# Reduce memory load on the system"); |
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383 st->print_cr("# Increase physical memory or swap space"); |
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384 st->print_cr("# Check if swap backing store is full"); |
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385 st->print_cr("# Use 64 bit Java on a 64 bit OS"); |
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386 st->print_cr("# Decrease Java heap size (-Xmx/-Xms)"); |
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387 st->print_cr("# Decrease number of Java threads"); |
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388 st->print_cr("# Decrease Java thread stack sizes (-Xss)"); |
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389 st->print_cr("# Set larger code cache with -XX:ReservedCodeCacheSize="); |
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390 st->print_cr("# This output file may be truncated or incomplete."); |
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391 } else { |
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392 return; // that's enough for the screen |
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393 } |
0 | 394 break; |
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395 case INTERNAL_ERROR: |
0 | 396 default: |
397 break; | |
398 } | |
399 | |
400 STEP(20, "(printing exception/signal name)") | |
401 | |
402 st->print_cr("#"); | |
403 st->print("# "); | |
404 // Is it an OS exception/signal? | |
405 if (os::exception_name(_id, buf, sizeof(buf))) { | |
406 st->print("%s", buf); | |
407 st->print(" (0x%x)", _id); // signal number | |
408 st->print(" at pc=" PTR_FORMAT, _pc); | |
409 } else { | |
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410 if (should_report_bug(_id)) { |
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411 st->print("Internal Error"); |
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412 } else { |
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413 st->print("Out of Memory Error"); |
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414 } |
0 | 415 if (_filename != NULL && _lineno > 0) { |
416 #ifdef PRODUCT | |
417 // In product mode chop off pathname? | |
418 char separator = os::file_separator()[0]; | |
419 const char *p = strrchr(_filename, separator); | |
420 const char *file = p ? p+1 : _filename; | |
421 #else | |
422 const char *file = _filename; | |
423 #endif | |
424 size_t len = strlen(file); | |
425 size_t buflen = sizeof(buf); | |
426 | |
427 strncpy(buf, file, buflen); | |
428 if (len + 10 < buflen) { | |
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429 sprintf(buf + len, ":%d", _lineno); |
0 | 430 } |
431 st->print(" (%s)", buf); | |
432 } else { | |
433 st->print(" (0x%x)", _id); | |
434 } | |
435 } | |
436 | |
437 STEP(30, "(printing current thread and pid)") | |
438 | |
439 // process id, thread id | |
440 st->print(", pid=%d", os::current_process_id()); | |
441 st->print(", tid=" UINTX_FORMAT, os::current_thread_id()); | |
442 st->cr(); | |
443 | |
444 STEP(40, "(printing error message)") | |
445 | |
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446 if (should_report_bug(_id)) { // already printed the message. |
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447 // error message |
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448 if (_detail_msg) { |
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449 st->print_cr("# %s: %s", _message ? _message : "Error", _detail_msg); |
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450 } else if (_message) { |
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451 st->print_cr("# Error: %s", _message); |
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452 } |
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453 } |
0 | 454 |
455 STEP(50, "(printing Java version string)") | |
456 | |
457 // VM version | |
458 st->print_cr("#"); | |
473
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459 JDK_Version::current().to_string(buf, sizeof(buf)); |
6181 | 460 const char* runtime_name = JDK_Version::runtime_name() != NULL ? |
461 JDK_Version::runtime_name() : ""; | |
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462 const char* runtime_version = JDK_Version::runtime_version() != NULL ? |
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463 JDK_Version::runtime_version() : ""; |
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464 st->print_cr("# JRE version: %s (%s) (build %s)", runtime_name, buf, runtime_version); |
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465 st->print_cr("# Java VM: %s (%s %s %s %s)", |
0 | 466 Abstract_VM_Version::vm_name(), |
467 Abstract_VM_Version::vm_release(), | |
468 Abstract_VM_Version::vm_info_string(), | |
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469 Abstract_VM_Version::vm_platform_string(), |
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470 UseCompressedOops ? "compressed oops" : "" |
0 | 471 ); |
472 | |
473 STEP(60, "(printing problematic frame)") | |
474 | |
475 // Print current frame if we have a context (i.e. it's a crash) | |
476 if (_context) { | |
477 st->print_cr("# Problematic frame:"); | |
478 st->print("# "); | |
479 frame fr = os::fetch_frame_from_context(_context); | |
480 fr.print_on_error(st, buf, sizeof(buf)); | |
481 st->cr(); | |
482 st->print_cr("#"); | |
483 } | |
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484 STEP(63, "(printing core file information)") |
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485 st->print("# "); |
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486 if (coredump_status) { |
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487 st->print("Core dump written. Default location: %s", coredump_message); |
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488 } else { |
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489 st->print("Failed to write core dump. %s", coredump_message); |
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490 } |
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491 st->cr(); |
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492 st->print_cr("#"); |
0 | 493 |
494 STEP(65, "(printing bug submit message)") | |
495 | |
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496 if (should_report_bug(_id) && _verbose) { |
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497 print_bug_submit_message(st, _thread); |
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498 } |
0 | 499 |
500 STEP(70, "(printing thread)" ) | |
501 | |
502 if (_verbose) { | |
503 st->cr(); | |
504 st->print_cr("--------------- T H R E A D ---------------"); | |
505 st->cr(); | |
506 } | |
507 | |
508 STEP(80, "(printing current thread)" ) | |
509 | |
510 // current thread | |
511 if (_verbose) { | |
512 if (_thread) { | |
513 st->print("Current thread (" PTR_FORMAT "): ", _thread); | |
514 _thread->print_on_error(st, buf, sizeof(buf)); | |
515 st->cr(); | |
516 } else { | |
517 st->print_cr("Current thread is native thread"); | |
518 } | |
519 st->cr(); | |
520 } | |
521 | |
522 STEP(90, "(printing siginfo)" ) | |
523 | |
524 // signal no, signal code, address that caused the fault | |
525 if (_verbose && _siginfo) { | |
526 os::print_siginfo(st, _siginfo); | |
527 st->cr(); | |
528 } | |
529 | |
530 STEP(100, "(printing registers, top of stack, instructions near pc)") | |
531 | |
532 // registers, top of stack, instructions near pc | |
533 if (_verbose && _context) { | |
534 os::print_context(st, _context); | |
535 st->cr(); | |
536 } | |
537 | |
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538 STEP(102, "(printing code blob if possible)") |
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539 |
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540 if (_verbose && _context) { |
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541 address pc = os::get_pc(_context); |
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542 CodeBlob* cb = CodeCache::find_blob(pc); |
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543 if (cb != NULL) { |
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544 if (Interpreter::contains(pc)) { |
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545 // The interpreter CodeBlob is very large so try to print the codelet instead. |
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546 InterpreterCodelet* codelet = Interpreter::codelet_containing(pc); |
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547 if (codelet != NULL) { |
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548 codelet->print_on(st); |
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549 Disassembler::decode(codelet->code_begin(), codelet->code_end(), st); |
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550 } |
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551 } else { |
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552 StubCodeDesc* desc = StubCodeDesc::desc_for(pc); |
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553 if (desc != NULL) { |
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554 desc->print_on(st); |
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555 Disassembler::decode(desc->begin(), desc->end(), st); |
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556 } else { |
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557 Disassembler::decode(cb, st); |
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558 st->cr(); |
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559 } |
b1911c1e44c8
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parents:
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560 } |
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Dump disassembly in crash log
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parents:
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561 } |
b1911c1e44c8
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562 } |
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563 |
1907 | 564 STEP(105, "(printing register info)") |
565 | |
566 // decode register contents if possible | |
567 if (_verbose && _context && Universe::is_fully_initialized()) { | |
568 os::print_register_info(st, _context); | |
569 st->cr(); | |
570 } | |
571 | |
0 | 572 STEP(110, "(printing stack bounds)" ) |
573 | |
574 if (_verbose) { | |
575 st->print("Stack: "); | |
576 | |
577 address stack_top; | |
578 size_t stack_size; | |
579 | |
580 if (_thread) { | |
581 stack_top = _thread->stack_base(); | |
582 stack_size = _thread->stack_size(); | |
583 } else { | |
584 stack_top = os::current_stack_base(); | |
585 stack_size = os::current_stack_size(); | |
586 } | |
587 | |
588 address stack_bottom = stack_top - stack_size; | |
589 st->print("[" PTR_FORMAT "," PTR_FORMAT "]", stack_bottom, stack_top); | |
590 | |
591 frame fr = _context ? os::fetch_frame_from_context(_context) | |
592 : os::current_frame(); | |
593 | |
594 if (fr.sp()) { | |
595 st->print(", sp=" PTR_FORMAT, fr.sp()); | |
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596 size_t free_stack_size = pointer_delta(fr.sp(), stack_bottom, 1024); |
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597 st->print(", free space=" SIZE_FORMAT "k", free_stack_size); |
0 | 598 } |
599 | |
600 st->cr(); | |
601 } | |
602 | |
603 STEP(120, "(printing native stack)" ) | |
604 | |
605 if (_verbose) { | |
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606 if (os::platform_print_native_stack(st, _context, buf, sizeof(buf))) { |
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607 // We have printed the native stack in platform-specific code |
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608 // Windows/x64 needs special handling. |
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609 } else { |
0 | 610 frame fr = _context ? os::fetch_frame_from_context(_context) |
611 : os::current_frame(); | |
612 | |
613 // see if it's a valid frame | |
614 if (fr.pc()) { | |
615 st->print_cr("Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)"); | |
616 | |
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617 |
0 | 618 int count = 0; |
619 while (count++ < StackPrintLimit) { | |
620 fr.print_on_error(st, buf, sizeof(buf)); | |
621 st->cr(); | |
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622 // Compiled code may use EBP register on x86 so it looks like |
4b2838704fd5
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623 // non-walkable C frame. Use frame.sender() for java frames. |
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624 if (_thread && _thread->is_Java_thread()) { |
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625 // Catch very first native frame by using stack address. |
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626 // For JavaThread stack_base and stack_size should be set. |
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627 if (!_thread->on_local_stack((address)(fr.sender_sp() + 1))) { |
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628 break; |
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629 } |
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630 if (fr.is_java_frame()) { |
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631 RegisterMap map((JavaThread*)_thread, false); // No update |
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632 fr = fr.sender(&map); |
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633 } else { |
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634 fr = os::get_sender_for_C_frame(&fr); |
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635 } |
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636 } else { |
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637 // is_first_C_frame() does only simple checks for frame pointer, |
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638 // it will pass if java compiled code has a pointer in EBP. |
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639 if (os::is_first_C_frame(&fr)) break; |
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640 fr = os::get_sender_for_C_frame(&fr); |
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641 } |
0 | 642 } |
643 | |
644 if (count > StackPrintLimit) { | |
645 st->print_cr("...<more frames>..."); | |
646 } | |
647 | |
648 st->cr(); | |
649 } | |
650 } | |
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651 } |
0 | 652 |
653 STEP(130, "(printing Java stack)" ) | |
654 | |
655 if (_verbose && _thread && _thread->is_Java_thread()) { | |
1384 | 656 print_stack_trace(st, (JavaThread*)_thread, buf, sizeof(buf)); |
0 | 657 } |
658 | |
1119
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6361589: Print out stack trace for target thread of GC crash
minqi
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659 STEP(135, "(printing target Java thread stack)" ) |
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660 |
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|
661 // printing Java thread stack trace if it is involved in GC crash |
1907 | 662 if (_verbose && _thread && (_thread->is_Named_thread())) { |
1119
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663 JavaThread* jt = ((NamedThread *)_thread)->processed_thread(); |
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664 if (jt != NULL) { |
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|
665 st->print_cr("JavaThread " PTR_FORMAT " (nid = " UINTX_FORMAT ") was being processed", jt, jt->osthread()->thread_id()); |
1384 | 666 print_stack_trace(st, jt, buf, sizeof(buf), true); |
1119
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667 } |
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668 } |
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669 |
0 | 670 STEP(140, "(printing VM operation)" ) |
671 | |
672 if (_verbose && _thread && _thread->is_VM_thread()) { | |
673 VMThread* t = (VMThread*)_thread; | |
674 VM_Operation* op = t->vm_operation(); | |
675 if (op) { | |
676 op->print_on_error(st); | |
677 st->cr(); | |
678 st->cr(); | |
679 } | |
680 } | |
681 | |
682 STEP(150, "(printing current compile task)" ) | |
683 | |
684 if (_verbose && _thread && _thread->is_Compiler_thread()) { | |
685 CompilerThread* t = (CompilerThread*)_thread; | |
686 if (t->task()) { | |
687 st->cr(); | |
688 st->print_cr("Current CompileTask:"); | |
689 t->task()->print_line_on_error(st, buf, sizeof(buf)); | |
690 st->cr(); | |
691 } | |
692 } | |
693 | |
694 STEP(160, "(printing process)" ) | |
695 | |
696 if (_verbose) { | |
697 st->cr(); | |
698 st->print_cr("--------------- P R O C E S S ---------------"); | |
699 st->cr(); | |
700 } | |
701 | |
702 STEP(170, "(printing all threads)" ) | |
703 | |
704 // all threads | |
705 if (_verbose && _thread) { | |
706 Threads::print_on_error(st, _thread, buf, sizeof(buf)); | |
707 st->cr(); | |
708 } | |
709 | |
710 STEP(175, "(printing VM state)" ) | |
711 | |
712 if (_verbose) { | |
713 // Safepoint state | |
714 st->print("VM state:"); | |
715 | |
716 if (SafepointSynchronize::is_synchronizing()) st->print("synchronizing"); | |
717 else if (SafepointSynchronize::is_at_safepoint()) st->print("at safepoint"); | |
718 else st->print("not at safepoint"); | |
719 | |
720 // Also see if error occurred during initialization or shutdown | |
721 if (!Universe::is_fully_initialized()) { | |
722 st->print(" (not fully initialized)"); | |
723 } else if (VM_Exit::vm_exited()) { | |
724 st->print(" (shutting down)"); | |
725 } else { | |
726 st->print(" (normal execution)"); | |
727 } | |
728 st->cr(); | |
729 st->cr(); | |
730 } | |
731 | |
732 STEP(180, "(printing owned locks on error)" ) | |
733 | |
734 // mutexes/monitors that currently have an owner | |
735 if (_verbose) { | |
736 print_owned_locks_on_error(st); | |
737 st->cr(); | |
738 } | |
739 | |
740 STEP(190, "(printing heap information)" ) | |
741 | |
742 if (_verbose && Universe::is_fully_initialized()) { | |
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changeset
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743 Universe::heap()->print_on_error(st); |
5984 | 744 st->cr(); |
745 | |
746 st->print_cr("Polling page: " INTPTR_FORMAT, os::get_polling_page()); | |
747 st->cr(); | |
0 | 748 } |
749 | |
1907 | 750 STEP(195, "(printing code cache information)" ) |
751 | |
752 if (_verbose && Universe::is_fully_initialized()) { | |
753 // print code cache information before vm abort | |
7595
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changeset
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754 CodeCache::print_summary(st); |
1907 | 755 st->cr(); |
756 } | |
757 | |
4872
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7141200: log some interesting information in ring buffers for crashes
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758 STEP(200, "(printing ring buffers)" ) |
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759 |
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760 if (_verbose) { |
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761 Events::print_all(st); |
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|
762 st->cr(); |
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|
763 } |
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764 |
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|
765 STEP(205, "(printing dynamic libraries)" ) |
0 | 766 |
767 if (_verbose) { | |
768 // dynamic libraries, or memory map | |
769 os::print_dll_info(st); | |
770 st->cr(); | |
771 } | |
772 | |
773 STEP(210, "(printing VM options)" ) | |
774 | |
775 if (_verbose) { | |
776 // VM options | |
777 Arguments::print_on(st); | |
778 st->cr(); | |
779 } | |
780 | |
5915 | 781 STEP(215, "(printing warning if internal testing API used)" ) |
782 | |
783 if (WhiteBox::used()) { | |
784 st->print_cr("Unsupported internal testing APIs have been used."); | |
785 st->cr(); | |
786 } | |
787 | |
0 | 788 STEP(220, "(printing environment variables)" ) |
789 | |
790 if (_verbose) { | |
791 os::print_environment_variables(st, env_list, buf, sizeof(buf)); | |
792 st->cr(); | |
793 } | |
794 | |
795 STEP(225, "(printing signal handlers)" ) | |
796 | |
797 if (_verbose) { | |
798 os::print_signal_handlers(st, buf, sizeof(buf)); | |
799 st->cr(); | |
800 } | |
801 | |
802 STEP(230, "" ) | |
803 | |
804 if (_verbose) { | |
805 st->cr(); | |
806 st->print_cr("--------------- S Y S T E M ---------------"); | |
807 st->cr(); | |
808 } | |
809 | |
810 STEP(240, "(printing OS information)" ) | |
811 | |
812 if (_verbose) { | |
813 os::print_os_info(st); | |
814 st->cr(); | |
815 } | |
816 | |
817 STEP(250, "(printing CPU info)" ) | |
818 if (_verbose) { | |
819 os::print_cpu_info(st); | |
820 st->cr(); | |
821 } | |
822 | |
823 STEP(260, "(printing memory info)" ) | |
824 | |
825 if (_verbose) { | |
826 os::print_memory_info(st); | |
827 st->cr(); | |
828 } | |
829 | |
830 STEP(270, "(printing internal vm info)" ) | |
831 | |
832 if (_verbose) { | |
833 st->print_cr("vm_info: %s", Abstract_VM_Version::internal_vm_info_string()); | |
834 st->cr(); | |
835 } | |
836 | |
837 STEP(280, "(printing date and time)" ) | |
838 | |
839 if (_verbose) { | |
840 os::print_date_and_time(st); | |
841 st->cr(); | |
842 } | |
843 | |
844 END | |
845 | |
846 # undef BEGIN | |
847 # undef STEP | |
848 # undef END | |
849 } | |
850 | |
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851 VMError* volatile VMError::first_error = NULL; |
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852 volatile jlong VMError::first_error_tid = -1; |
0 | 853 |
11060
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854 // An error could happen before tty is initialized or after it has been |
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855 // destroyed. Here we use a very simple unbuffered fdStream for printing. |
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856 // Only out.print_raw() and out.print_raw_cr() should be used, as other |
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857 // printing methods need to allocate large buffer on stack. To format a |
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changeset
|
858 // string, use jio_snprintf() with a static buffer or use staticBufferStream. |
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859 fdStream VMError::out(defaultStream::output_fd()); |
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860 fdStream VMError::log; // error log used by VMError::report_and_die() |
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861 |
10195
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862 /** Expand a pattern into a buffer starting at pos and open a file using constructed path */ |
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863 static int expand_and_open(const char* pattern, char* buf, size_t buflen, size_t pos) { |
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864 int fd = -1; |
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865 if (Arguments::copy_expand_pid(pattern, strlen(pattern), &buf[pos], buflen - pos)) { |
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866 fd = open(buf, O_RDWR | O_CREAT | O_TRUNC, 0666); |
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867 } |
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868 return fd; |
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869 } |
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870 |
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871 /** |
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872 * Construct file name for a log file and return it's file descriptor. |
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873 * Name and location depends on pattern, default_pattern params and access |
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874 * permissions. |
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875 */ |
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876 static int prepare_log_file(const char* pattern, const char* default_pattern, char* buf, size_t buflen) { |
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877 int fd = -1; |
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878 |
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879 // If possible, use specified pattern to construct log file name |
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880 if (pattern != NULL) { |
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881 fd = expand_and_open(pattern, buf, buflen, 0); |
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882 } |
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883 |
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884 // Either user didn't specify, or the user's location failed, |
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885 // so use the default name in the current directory |
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886 if (fd == -1) { |
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887 const char* cwd = os::get_current_directory(buf, buflen); |
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888 if (cwd != NULL) { |
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889 size_t pos = strlen(cwd); |
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890 int fsep_len = jio_snprintf(&buf[pos], buflen-pos, "%s", os::file_separator()); |
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891 pos += fsep_len; |
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892 if (fsep_len > 0) { |
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893 fd = expand_and_open(default_pattern, buf, buflen, pos); |
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894 } |
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895 } |
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896 } |
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897 |
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898 // try temp directory if it exists. |
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899 if (fd == -1) { |
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900 const char* tmpdir = os::get_temp_directory(); |
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901 if (tmpdir != NULL && strlen(tmpdir) > 0) { |
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902 int pos = jio_snprintf(buf, buflen, "%s%s", tmpdir, os::file_separator()); |
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903 if (pos > 0) { |
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904 fd = expand_and_open(default_pattern, buf, buflen, pos); |
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905 } |
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906 } |
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907 } |
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908 |
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909 return fd; |
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910 } |
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911 |
0 | 912 void VMError::report_and_die() { |
913 // Don't allocate large buffer on stack | |
914 static char buffer[O_BUFLEN]; | |
915 | |
916 // How many errors occurred in error handler when reporting first_error. | |
917 static int recursive_error_count; | |
918 | |
919 // We will first print a brief message to standard out (verbose = false), | |
920 // then save detailed information in log file (verbose = true). | |
921 static bool out_done = false; // done printing to standard out | |
922 static bool log_done = false; // done saving error log | |
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923 static bool transmit_report_done = false; // done error reporting |
0 | 924 |
6197 | 925 // disble NMT to avoid further exception |
926 MemTracker::shutdown(MemTracker::NMT_error_reporting); | |
927 | |
0 | 928 if (SuppressFatalErrorMessage) { |
929 os::abort(); | |
930 } | |
931 jlong mytid = os::current_thread_id(); | |
932 if (first_error == NULL && | |
933 Atomic::cmpxchg_ptr(this, &first_error, NULL) == NULL) { | |
934 | |
935 // first time | |
936 first_error_tid = mytid; | |
937 set_error_reported(); | |
938 | |
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939 if (ShowMessageBoxOnError || PauseAtExit) { |
0 | 940 show_message_box(buffer, sizeof(buffer)); |
941 | |
942 // User has asked JVM to abort. Reset ShowMessageBoxOnError so the | |
943 // WatcherThread can kill JVM if the error handler hangs. | |
944 ShowMessageBoxOnError = false; | |
945 } | |
946 | |
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947 // Write a minidump on Windows, check core dump limits on Linux/Solaris |
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948 os::check_or_create_dump(_siginfo, _context, buffer, sizeof(buffer)); |
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949 |
0 | 950 // reset signal handlers or exception filter; make sure recursive crashes |
951 // are handled properly. | |
952 reset_signal_handlers(); | |
953 | |
954 } else { | |
511
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955 // If UseOsErrorReporting we call this for each level of the call stack |
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956 // while searching for the exception handler. Only the first level needs |
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957 // to be reported. |
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958 if (UseOSErrorReporting && log_done) return; |
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959 |
0 | 960 // This is not the first error, see if it happened in a different thread |
961 // or in the same thread during error reporting. | |
962 if (first_error_tid != mytid) { | |
11093 | 963 char msgbuf[64]; |
964 jio_snprintf(msgbuf, sizeof(msgbuf), | |
0 | 965 "[thread " INT64_FORMAT " also had an error]", |
966 mytid); | |
11093 | 967 out.print_raw_cr(msgbuf); |
0 | 968 |
969 // error reporting is not MT-safe, block current thread | |
970 os::infinite_sleep(); | |
971 | |
972 } else { | |
973 if (recursive_error_count++ > 30) { | |
974 out.print_raw_cr("[Too many errors, abort]"); | |
975 os::die(); | |
976 } | |
977 | |
978 jio_snprintf(buffer, sizeof(buffer), | |
979 "[error occurred during error reporting %s, id 0x%x]", | |
980 first_error ? first_error->_current_step_info : "", | |
981 _id); | |
982 if (log.is_open()) { | |
983 log.cr(); | |
984 log.print_raw_cr(buffer); | |
985 log.cr(); | |
986 } else { | |
987 out.cr(); | |
988 out.print_raw_cr(buffer); | |
989 out.cr(); | |
990 } | |
991 } | |
992 } | |
993 | |
994 // print to screen | |
995 if (!out_done) { | |
996 first_error->_verbose = false; | |
997 | |
998 staticBufferStream sbs(buffer, sizeof(buffer), &out); | |
999 first_error->report(&sbs); | |
1000 | |
1001 out_done = true; | |
1002 | |
1003 first_error->_current_step = 0; // reset current_step | |
1004 first_error->_current_step_info = ""; // reset current_step string | |
1005 } | |
1006 | |
1007 // print to error log file | |
1008 if (!log_done) { | |
1009 first_error->_verbose = true; | |
1010 | |
1011 // see if log file is already open | |
1012 if (!log.is_open()) { | |
1013 // open log file | |
10195
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1014 int fd = prepare_log_file(ErrorFile, "hs_err_pid%p.log", buffer, sizeof(buffer)); |
0 | 1015 if (fd != -1) { |
1016 out.print_raw("# An error report file with more information is saved as:\n# "); | |
1017 out.print_raw_cr(buffer); | |
1018 | |
1019 log.set_fd(fd); | |
1020 } else { | |
1021 out.print_raw_cr("# Can not save log file, dump to screen.."); | |
1022 log.set_fd(defaultStream::output_fd()); | |
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1023 /* Error reporting currently needs dumpfile. |
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1024 * Maybe implement direct streaming in the future.*/ |
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1025 transmit_report_done = true; |
0 | 1026 } |
1027 } | |
1028 | |
1029 staticBufferStream sbs(buffer, O_BUFLEN, &log); | |
1030 first_error->report(&sbs); | |
1031 first_error->_current_step = 0; // reset current_step | |
1032 first_error->_current_step_info = ""; // reset current_step string | |
1033 | |
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1034 // Run error reporting to determine whether or not to report the crash. |
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1035 if (!transmit_report_done && should_report_bug(first_error->_id)) { |
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1036 transmit_report_done = true; |
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1037 FILE* hs_err = os::open(log.fd(), "r"); |
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1038 if (NULL != hs_err) { |
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1039 ErrorReporter er; |
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1040 er.call(hs_err, buffer, O_BUFLEN); |
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1041 } |
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1042 } |
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1043 |
0 | 1044 if (log.fd() != defaultStream::output_fd()) { |
1045 close(log.fd()); | |
1046 } | |
1047 | |
1048 log.set_fd(-1); | |
1049 log_done = true; | |
1050 } | |
1051 | |
1052 | |
1053 static bool skip_OnError = false; | |
1054 if (!skip_OnError && OnError && OnError[0]) { | |
1055 skip_OnError = true; | |
1056 | |
1057 out.print_raw_cr("#"); | |
1058 out.print_raw ("# -XX:OnError=\""); | |
1059 out.print_raw (OnError); | |
1060 out.print_raw_cr("\""); | |
1061 | |
1062 char* cmd; | |
1063 const char* ptr = OnError; | |
1064 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
1065 out.print_raw ("# Executing "); | |
3960 | 1066 #if defined(LINUX) || defined(_ALLBSD_SOURCE) |
0 | 1067 out.print_raw ("/bin/sh -c "); |
1068 #elif defined(SOLARIS) | |
1069 out.print_raw ("/usr/bin/sh -c "); | |
1070 #endif | |
1071 out.print_raw ("\""); | |
1072 out.print_raw (cmd); | |
1073 out.print_raw_cr("\" ..."); | |
1074 | |
1075 os::fork_and_exec(cmd); | |
1076 } | |
1077 | |
1078 // done with OnError | |
1079 OnError = NULL; | |
1080 } | |
1081 | |
14232 | 1082 static bool skip_replay = ReplayCompiles; // Do not overwrite file during replay |
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1083 if (DumpReplayDataOnError && _thread && _thread->is_Compiler_thread() && !skip_replay) { |
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1084 skip_replay = true; |
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1085 ciEnv* env = ciEnv::current(); |
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1086 if (env != NULL) { |
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1087 int fd = prepare_log_file(ReplayDataFile, "replay_pid%p.log", buffer, sizeof(buffer)); |
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1088 if (fd != -1) { |
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1089 FILE* replay_data_file = os::open(fd, "w"); |
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1090 if (replay_data_file != NULL) { |
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1091 fileStream replay_data_stream(replay_data_file, /*need_close=*/true); |
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1092 env->dump_replay_data_unsafe(&replay_data_stream); |
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1093 out.print_raw("#\n# Compiler replay data is saved as:\n# "); |
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1094 out.print_raw_cr(buffer); |
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1095 } else { |
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1096 out.print_raw("#\n# Can't open file to dump replay data. Error: "); |
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1097 out.print_raw_cr(strerror(os::get_last_error())); |
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1098 } |
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1099 } |
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1100 } |
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1101 } |
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1102 |
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1103 static bool skip_bug_url = !should_report_bug(first_error->_id); |
0 | 1104 if (!skip_bug_url) { |
1105 skip_bug_url = true; | |
1106 | |
1107 out.print_raw_cr("#"); | |
1108 print_bug_submit_message(&out, _thread); | |
1109 } | |
1110 | |
1111 if (!UseOSErrorReporting) { | |
1112 // os::abort() will call abort hooks, try it first. | |
1113 static bool skip_os_abort = false; | |
1114 if (!skip_os_abort) { | |
1115 skip_os_abort = true; | |
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1116 bool dump_core = should_report_bug(first_error->_id); |
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1117 os::abort(dump_core); |
0 | 1118 } |
1119 | |
1120 // if os::abort() doesn't abort, try os::die(); | |
1121 os::die(); | |
1122 } | |
1123 } | |
1124 | |
1125 /* | |
1126 * OnOutOfMemoryError scripts/commands executed while VM is a safepoint - this | |
1127 * ensures utilities such as jmap can observe the process is a consistent state. | |
1128 */ | |
1129 class VM_ReportJavaOutOfMemory : public VM_Operation { | |
1130 private: | |
1131 VMError *_err; | |
1132 public: | |
1133 VM_ReportJavaOutOfMemory(VMError *err) { _err = err; } | |
1134 VMOp_Type type() const { return VMOp_ReportJavaOutOfMemory; } | |
1135 void doit(); | |
1136 }; | |
1137 | |
1138 void VM_ReportJavaOutOfMemory::doit() { | |
1139 // Don't allocate large buffer on stack | |
1140 static char buffer[O_BUFLEN]; | |
1141 | |
1142 tty->print_cr("#"); | |
1143 tty->print_cr("# java.lang.OutOfMemoryError: %s", _err->message()); | |
1144 tty->print_cr("# -XX:OnOutOfMemoryError=\"%s\"", OnOutOfMemoryError); | |
1145 | |
1146 // make heap parsability | |
1147 Universe::heap()->ensure_parsability(false); // no need to retire TLABs | |
1148 | |
1149 char* cmd; | |
1150 const char* ptr = OnOutOfMemoryError; | |
1151 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
1152 tty->print("# Executing "); | |
1153 #if defined(LINUX) | |
1154 tty->print ("/bin/sh -c "); | |
1155 #elif defined(SOLARIS) | |
1156 tty->print ("/usr/bin/sh -c "); | |
1157 #endif | |
1158 tty->print_cr("\"%s\"...", cmd); | |
1159 | |
1160 os::fork_and_exec(cmd); | |
1161 } | |
1162 } | |
1163 | |
1164 void VMError::report_java_out_of_memory() { | |
1165 if (OnOutOfMemoryError && OnOutOfMemoryError[0]) { | |
1166 MutexLocker ml(Heap_lock); | |
1167 VM_ReportJavaOutOfMemory op(this); | |
1168 VMThread::execute(&op); | |
1169 } | |
1170 } |