{"id":77511,"date":"2026-02-24T21:05:29","date_gmt":"2026-02-24T13:05:29","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/77511.html"},"modified":"2026-02-24T21:05:29","modified_gmt":"2026-02-24T13:05:29","slug":"%e9%b8%bf%e8%92%99-web%e7%bb%84%e4%bb%b6%e5%b4%a9%e6%ba%83%e4%bf%a1%e6%81%af%e6%94%b6%e9%9b%86%ef%bc%9acrashpad","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/77511.html","title":{"rendered":"\u9e3f\u8499 Web\u7ec4\u4ef6\u5d29\u6e83\u4fe1\u606f\u6536\u96c6\uff1aCrashpad"},"content":{"rendered":"<p>\u672c\u6587\u540c\u6b65\u53d1\u8868\u4e8e\u6211\u7684<span>\u5fae\u4fe1\u516c\u4f17\u53f7<\/span>&#xff0c;\u5fae\u4fe1\u641c\u7d22 <span style=\"color:#6eaad7\">\u7a0b\u8bed\u65b0\u89c6\u754c<\/span> \u5373\u53ef\u5173\u6ce8&#xff0c;\u6bcf\u4e2a\u5de5\u4f5c\u65e5\u90fd\u6709\u6587\u7ae0\u66f4\u65b0<\/p>\n<p>Crashpad\u662fChromium\u5185\u6838\u63d0\u4f9b\u7684\u8fdb\u7a0b\u5d29\u6e83\u4fe1\u606f\u5904\u7406\u5de5\u5177\u3002\u5728\u5e94\u7528\u4f7f\u7528Web\u7ec4\u4ef6\u5bfc\u81f4\u8fdb\u7a0b&#xff08;\u4e3b\u8981\u662fWeb\u6e32\u67d3\u8fdb\u7a0b&#xff09;\u5d29\u6e83\u65f6&#xff0c;Crashpad\u4f1a\u5728\u5e94\u7528\u4e3b\u8fdb\u7a0b\u6c99\u7bb1\u76ee\u5f55\u5199\u5165minidump\u6587\u4ef6&#xff08;\u540e\u7f00\u4e3a.dmp&#xff09;&#xff0c;\u8bb0\u5f55\u8fdb\u7a0b\u5d29\u6e83\u7684\u539f\u56e0\u3001\u7ebf\u7a0b\u4fe1\u606f\u3001\u5bc4\u5b58\u5668\u4fe1\u606f\u7b49\u5173\u952e\u6570\u636e&#xff0c;\u5e2e\u52a9\u5206\u6790\u548c\u5b9a\u4f4d\u5d29\u6e83\u95ee\u9898\u3002<\/p>\n<h4>\u7279\u70b9<\/h4>\n<ul>\n<li>\n<p>\u81ea\u52a8\u8bb0\u5f55&#xff1a;\u8fdb\u7a0b\u5d29\u6e83\u65f6\u81ea\u52a8\u751f\u6210dump\u6587\u4ef6<\/p>\n<\/li>\n<li>\n<p>\u4fe1\u606f\u5168\u9762&#xff1a;\u5305\u542b\u5d29\u6e83\u539f\u56e0\u3001\u7ebf\u7a0b\u6808\u3001\u5bc4\u5b58\u5668\u72b6\u6001\u7b49<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u4f4d\u7cbe\u51c6&#xff1a;\u53ef\u7ed3\u5408\u7b26\u53f7\u6587\u4ef6\u5b9a\u4f4d\u5230\u6e90\u7801\u4f4d\u7f6e<\/p>\n<\/li>\n<\/ul>\n<h3>\u4e8c\u3001Crashpad\u539f\u7406<\/h3>\n<p>Web\u6e32\u67d3\u8fdb\u7a0b\u5d29\u6e83<br \/>\n    \u2193<br \/>\nCrashpad\u6355\u83b7\u5d29\u6e83\u4fe1\u606f<br \/>\n    \u2193<br \/>\n\u751f\u6210minidump\u6587\u4ef6&#xff08;.dmp&#xff09;<br \/>\n    \u2193<br \/>\n\u5199\u5165\u5e94\u7528\u6c99\u7bb1\u76ee\u5f55<br \/>\n    \u2193<br \/>\n\u83b7\u53d6\u5e76\u89e3\u6790<br \/>\n    \u2193<br \/>\n\u5b9a\u4f4d\u5d29\u6e83\u6e90\u7801\u4f4d\u7f6e <\/p>\n<h3>\u4e09\u3001dmp\u6587\u4ef6\u5b58\u50a8\u4f4d\u7f6e<\/h3>\n<h4>\u6587\u4ef6\u8def\u5f84<\/h4>\n<p>\u5f53Web\u7ec4\u4ef6\u76f8\u5173\u8fdb\u7a0b\u5d29\u6e83\u540e&#xff0c;dmp\u6587\u4ef6\u4f1a\u751f\u6210\u5728\u5e94\u7528\u4e3b\u8fdb\u7a0b\u6c99\u7bb1\u76ee\u5f55\u4e0b&#xff1a;<\/p>\n<p>\/data\/storage\/el2\/log\/crashpad<\/p>\n<h4>\u6587\u4ef6\u683c\u5f0f<\/h4>\n<ul>\n<li>\n<p>\u683c\u5f0f&#xff1a;\u4e8c\u8fdb\u5236\u683c\u5f0f<\/p>\n<\/li>\n<li>\n<p>\u540e\u7f00&#xff1a;.dmp<\/p>\n<\/li>\n<li>\n<p>\u547d\u540d&#xff1a;UUID\u683c\u5f0f&#xff08;\u5982&#xff1a;b678e0b5-894b-4794-9ab3-fb5d6dda06a3.dmp&#xff09;<\/p>\n<\/li>\n<\/ul>\n<h4>\u6587\u4ef6\u5185\u5bb9<\/h4>\n<p>dmp\u6587\u4ef6\u8bb0\u5f55\u4e86\u4ee5\u4e0b\u5173\u952e\u4fe1\u606f&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u8fdb\u7a0b\u5d29\u6e83\u7684\u539f\u56e0<\/p>\n<\/li>\n<li>\n<p>\u5d29\u6e83\u65f6\u7684\u7ebf\u7a0b\u4fe1\u606f<\/p>\n<\/li>\n<li>\n<p>CPU\u5bc4\u5b58\u5668\u72b6\u6001<\/p>\n<\/li>\n<li>\n<p>\u8c03\u7528\u6808\u4fe1\u606f<\/p>\n<\/li>\n<li>\n<p>\u5185\u5b58\u7247\u6bb5<\/p>\n<\/li>\n<\/ul>\n<h3>\u56db\u3001\u83b7\u53d6dmp\u6587\u4ef6<\/h3>\n<h4>\u8bbf\u95ee\u5e94\u7528\u6c99\u7bb1<\/h4>\n<p>\u9700\u8981\u901a\u8fc7Native\u65b9\u5f0f\u8bbf\u95ee\u5e94\u7528\u6c99\u7bb1\u83b7\u53d6dmp\u6587\u4ef6\u3002\u5177\u4f53\u5b9e\u73b0\u53c2\u8003&#xff1a;<\/p>\n<h4>\u6587\u4ef6\u8bbf\u95ee\u793a\u4f8b&#xff08;C&#043;&#043;&#xff09;<\/h4>\n<p>#include &lt;filesystem&gt;<br \/>\n#include &lt;fstream&gt;<br \/>\n#include &lt;iostream&gt;<br \/>\n#include &lt;vector&gt;<\/p>\n<p>\/\/ \u83b7\u53d6crashpad\u76ee\u5f55\u8def\u5f84<br \/>\nstd::string getCrashpadPath() {<br \/>\n    \/\/ \u6c99\u7bb1\u57fa\u7840\u8def\u5f84<br \/>\n    const char* basePath &#061; &#034;\/data\/storage\/el2\/log&#034;;<br \/>\n    std::string crashpadPath &#061; std::string(basePath) &#043; &#034;\/crashpad&#034;;<br \/>\n    return crashpadPath;<br \/>\n}<\/p>\n<p>\/\/ \u5217\u51fa\u6240\u6709dmp\u6587\u4ef6<br \/>\nstd::vector&lt;std::string&gt; listDmpFiles() {<br \/>\n    std::vector&lt;std::string&gt; dmpFiles;<br \/>\n    std::string crashpadPath &#061; getCrashpadPath();<\/p>\n<p>    try {<br \/>\n        for (const auto&amp; entry : std::filesystem::directory_iterator(crashpadPath)) {<br \/>\n            if (entry.path().extension() &#061;&#061; &#034;.dmp&#034;) {<br \/>\n                dmpFiles.push_back(entry.path().string());<br \/>\n                std::cout &lt;&lt; &#034;\u627e\u5230dmp\u6587\u4ef6: &#034; &lt;&lt; entry.path().string() &lt;&lt; std::endl;<br \/>\n            }<br \/>\n        }<br \/>\n    } catch (const std::exception&amp; e) {<br \/>\n        std::cerr &lt;&lt; &#034;\u8bbf\u95ee\u76ee\u5f55\u5931\u8d25: &#034; &lt;&lt; e.what() &lt;&lt; std::endl;<br \/>\n    }<\/p>\n<p>    return dmpFiles;<br \/>\n}<\/p>\n<p>\/\/ \u590d\u5236dmp\u6587\u4ef6\u5230\u53ef\u8bbf\u95ee\u4f4d\u7f6e<br \/>\nbool copyDmpFile(const std::string&amp; sourcePath, const std::string&amp; destPath) {<br \/>\n    try {<br \/>\n        std::filesystem::copy_file(sourcePath, destPath,<br \/>\n            std::filesystem::copy_options::overwrite_existing);<br \/>\n        std::cout &lt;&lt; &#034;\u6587\u4ef6\u5df2\u590d\u5236\u5230: &#034; &lt;&lt; destPath &lt;&lt; std::endl;<br \/>\n        return true;<br \/>\n    } catch (const std::exception&amp; e) {<br \/>\n        std::cerr &lt;&lt; &#034;\u590d\u5236\u6587\u4ef6\u5931\u8d25: &#034; &lt;&lt; e.what() &lt;&lt; std::endl;<br \/>\n        return false;<br \/>\n    }<br \/>\n} <\/p>\n<h3>\u4e94\u3001\u89e3\u6790dmp\u6587\u4ef6<\/h3>\n<h4>1. \u83b7\u53d6minidump_stackwalk\u5de5\u5177<\/h4>\n<p>minidump_stackwalk\u7531breakpad\u9879\u76ee\u6e90\u7801\u7f16\u8bd1\u5f97\u5230\u3002<\/p>\n<p>\u6e90\u7801\u4ed3\u5e93&#xff1a;<\/p>\n<p>https:\/\/chromium.googlesource.com\/breakpad\/breakpad <\/p>\n<p>\u7f16\u8bd1\u65b9\u6cd5&#xff08;Linux\u73af\u5883&#xff09;&#xff1a;<\/p>\n<p># \u514b\u9686\u4ed3\u5e93<br \/>\ngit clone https:\/\/chromium.googlesource.com\/breakpad\/breakpad<br \/>\ncd breakpad<\/p>\n<p># \u914d\u7f6e\u7f16\u8bd1<br \/>\n.\/configure<br \/>\nmake<\/p>\n<p># \u7f16\u8bd1\u540e\u7684\u5de5\u5177\u4f4d\u4e8e src\/processor\/ \u76ee\u5f55<br \/>\n# minidump_stackwalk \u53ef\u6267\u884c\u6587\u4ef6 <\/p>\n<h4>2. \u4f7f\u7528minidump_stackwalk\u89e3\u6790<\/h4>\n<p>\u57fa\u672c\u547d\u4ee4&#xff1a;<\/p>\n<p>.\/minidump_stackwalk [dmp\u6587\u4ef6\u8def\u5f84] &gt; [\u8f93\u51fa\u6587\u4ef6] <\/p>\n<p>\u793a\u4f8b&#xff1a;<\/p>\n<p>.\/minidump_stackwalk b678e0b5-894b-4794-9ab3-fb5d6dda06a3.dmp &gt; parsed_stacktrace.txt <\/p>\n<h4>3. \u8f93\u51fa\u793a\u4f8b<\/h4>\n<p>Crash reason: SIGSEGV \/SEGV_MAPERR<br \/>\nCrash address: 0x0<br \/>\nProcess uptime: 12 seconds<\/p>\n<p>Thread 0 (crashed)<br \/>\n 0 libweb_engine.so &#043; 0x2e0b340<br \/>\n    x0 &#061; 0x00000006a5719ff8   x1 &#061; 0x000000019a5a28c0<br \/>\n    x2 &#061; 0x0000000000020441   x3 &#061; 0x00000000000001b6<br \/>\n    x4 &#061; 0x0000000000000018   x5 &#061; 0x0000000000008065<br \/>\n    x6 &#061; 0x0000000000008065   x7 &#061; 0x63ff686067666d60<br \/>\n    x8 &#061; 0x0000000000000000   x9 &#061; 0x5f129cf9e7bf008c<br \/>\n    x10 &#061; 0x0000000000000001  x11 &#061; 0x0000000000000000<br \/>\n    x12 &#061; 0x000000069bfcc6d8  x13 &#061; 0x0000000009a1746e<br \/>\n    x14 &#061; 0x0000000000000000  x15 &#061; 0x0000000000000000<br \/>\n    x16 &#061; 0x0000000690df4850  x17 &#061; 0x000000010c0d47f8<br \/>\n    x18 &#061; 0x0000000000000000  x19 &#061; 0x0000005eea827db8<br \/>\n    x20 &#061; 0x0000005eea827c38  x21 &#061; 0x00000006a56b1000<br \/>\n    x22 &#061; 0x00000006a8b85020  x23 &#061; 0x00000020002103c0<br \/>\n    x24 &#061; 0x00000006a56b8a70  x25 &#061; 0x0000000000000000<br \/>\n    x26 &#061; 0x00000006a8b84e00  x27 &#061; 0x0000000000000001<br \/>\n    x28 &#061; 0x0000000000000000  fp  &#061; 0x0000005eea827c10<br \/>\n    lr  &#061; 0x000000069fa4b33c  sp  &#061; 0x0000005eea827c10<br \/>\n    pc  &#061; 0x000000069fa4b340<br \/>\n    Found by: given as instruction pointer in context<\/p>\n<p> 1 libweb_engine.so &#043; 0x2e0b338<br \/>\n    fp &#061; 0x0000005eea827d80  lr &#061; 0x000000069fa48d44<br \/>\n    sp &#061; 0x0000005eea827c20  pc &#061; 0x000000069fa4b33c<br \/>\n    Found by: previous frame&#039;s frame pointer<\/p>\n<p> 2 libweb_engine.so &#043; 0x2e08d40<br \/>\n    fp &#061; 0x0000005eea827e50  lr &#061; 0x00000006a385cef8<br \/>\n    sp &#061; 0x0000005eea827d90  pc &#061; 0x000000069fa48d44<br \/>\n    Found by: previous frame&#039;s frame pointer<\/p>\n<p> 3 libweb_engine.so &#043; 0x6c1cef4<br \/>\n    fp &#061; 0x0000005eea828260  lr &#061; 0x00000006a0f11298<br \/>\n    sp &#061; 0x0000005eea827e60  pc &#061; 0x00000006a385cef8<br \/>\n&#8230; <\/p>\n<h4>4. \u89e3\u6790\u7ed3\u679c<\/h4>\n<table>\n<tr>\u4fe1\u606f\u9879\u793a\u4f8b\u8bf4\u660e<\/tr>\n<tbody>\n<tr>\n<td>Crash reason<\/td>\n<td>SIGSEGV \/SEGV_MAPERR<\/td>\n<td>\u5bfc\u81f4\u8fdb\u7a0b\u5d29\u6e83\u7684\u4fe1\u53f7&#xff0c;\u6b64\u5904\u4e3a\u6bb5\u9519\u8bef<\/td>\n<\/tr>\n<tr>\n<td>Crash address<\/td>\n<td>0x0<\/td>\n<td>\u5d29\u6e83\u65f6\u8bbf\u95ee\u7684\u5185\u5b58\u5730\u5740<\/td>\n<\/tr>\n<tr>\n<td>Process uptime<\/td>\n<td>12 seconds<\/td>\n<td>\u8fdb\u7a0b\u8fd0\u884c\u65f6\u95f4<\/td>\n<\/tr>\n<tr>\n<td>Thread X (crashed)<\/td>\n<td>Thread 0 (crashed)<\/td>\n<td>\u53d1\u751f\u5d29\u6e83\u7684\u7ebf\u7a0b<\/td>\n<\/tr>\n<tr>\n<td>\u5bc4\u5b58\u5668\u4fe1\u606f<\/td>\n<td>x0-x28, fp, lr, sp, pc<\/td>\n<td>CPU\u5bc4\u5b58\u5668\u72b6\u6001<\/td>\n<\/tr>\n<tr>\n<td>\u8c03\u7528\u6808<\/td>\n<td>libweb_engine.so\u00a0&#043; 0x2e0b340<\/td>\n<td>\u5404\u5c42\u8c03\u7528\u6808&#xff0c;\u5305\u542bSO\u504f\u79fb\u5730\u5740<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u516d\u3001\u5b9a\u4f4d\u5d29\u6e83\u6e90\u7801\u4f4d\u7f6e<\/h3>\n<h4>\u4f7f\u7528llvm-addr2line\u5de5\u5177<\/h4>\n<p>llvm-addr2line\u5de5\u5177\u94fe\u4f4d\u4e8eSDK\u4e2d&#xff0c;\u53ef\u4ee5\u5c06SO\u504f\u79fb\u5730\u5740\u8f6c\u6362\u4e3a\u6e90\u7801\u4f4d\u7f6e\u3002<\/p>\n<p>\u57fa\u672c\u547d\u4ee4&#xff1a;<\/p>\n<p>.\/llvm-addr2line -Cfpie [SO\u6587\u4ef6] [\u504f\u79fb\u5730\u5740] <\/p>\n<p>\u53c2\u6570\u8bf4\u660e&#xff1a;<\/p>\n<ul>\n<li>\n<p>-C&#xff1a;\u53cd\u4fee\u9970C&#043;&#043;\u7b26\u53f7\u540d<\/p>\n<\/li>\n<li>\n<p>-f&#xff1a;\u663e\u793a\u51fd\u6570\u540d<\/p>\n<\/li>\n<li>\n<p>-p&#xff1a;\u663e\u793a\u6bcf\u884c\u4fe1\u606f<\/p>\n<\/li>\n<li>\n<p>-i&#xff1a;\u5185\u8054\u51fd\u6570\u5c55\u5f00<\/p>\n<\/li>\n<li>\n<p>-e&#xff1a;\u6307\u5b9a\u53ef\u6267\u884c\u6587\u4ef6<\/p>\n<\/li>\n<\/ul>\n<p>\u793a\u4f8b&#xff1a;<\/p>\n<p>.\/llvm-addr2line -Cfpie libweb_engine.so 0x2e0b340 <\/p>\n<p>\u8f93\u51fa\u793a\u4f8b&#xff1a;<\/p>\n<p>WebEngine::RenderFrameImpl::OnMessageReceived(IPC::Message const&amp;) at \/path\/to\/source\/render_frame_impl.cc:1234 <\/p>\n<h3>\u4e03\u3001\u5b8c\u6574\u64cd\u4f5c<\/h3>\n<h4>\u6b65\u9aa41&#xff1a;\u5e94\u7528\u5d29\u6e83\u540e\u83b7\u53d6dmp\u6587\u4ef6<\/h4>\n<p># \u8fdb\u5165\u5e94\u7528\u6c99\u7bb1crashpad\u76ee\u5f55<br \/>\ncd \/data\/storage\/el2\/log\/crashpad<\/p>\n<p># \u67e5\u770b\u751f\u6210\u7684dmp\u6587\u4ef6<br \/>\nls -la *.dmp<br \/>\n# \u8f93\u51fa: b678e0b5-894b-4794-9ab3-fb5d6dda06a3.dmp <\/p>\n<h4>\u6b65\u9aa42&#xff1a;\u5c06dmp\u6587\u4ef6\u5bfc\u51fa\u5230\u5f00\u53d1\u673a<\/h4>\n<p># \u4f7f\u7528hdc\u547d\u4ee4\u5bfc\u51fa\u6587\u4ef6<br \/>\nhdc file recv \/data\/storage\/el2\/log\/crashpad\/b678e0b5-894b-4794-9ab3-fb5d6dda06a3.dmp .\/ <\/p>\n<h4>\u6b65\u9aa43&#xff1a;\u4f7f\u7528minidump_stackwalk\u89e3\u6790<\/h4>\n<p># \u89e3\u6790dmp\u6587\u4ef6<br \/>\n.\/minidump_stackwalk b678e0b5-894b-4794-9ab3-fb5d6dda06a3.dmp &gt; crash_analysis.txt<\/p>\n<p># \u67e5\u770b\u89e3\u6790\u7ed3\u679c<br \/>\ncat crash_analysis.txt <\/p>\n<h4>\u6b65\u9aa44&#xff1a;\u5b9a\u4f4d\u6e90\u7801\u4f4d\u7f6e<\/h4>\n<p># \u4ece\u89e3\u6790\u7ed3\u679c\u4e2d\u627e\u5230\u5173\u952e\u504f\u79fb\u5730\u5740&#xff08;\u59820x2e0b340&#xff09;<br \/>\n# \u4f7f\u7528llvm-addr2line\u8f6c\u6362<br \/>\n.\/llvm-addr2line -Cfpie libweb_engine.so 0x2e0b340 <\/p>\n<h4>\u6b65\u9aa45&#xff1a;\u5206\u6790\u5d29\u6e83\u539f\u56e0<\/h4>\n<p>\u6839\u636e\u89e3\u6790\u7ed3\u679c\u5224\u65ad\u5d29\u6e83\u7c7b\u578b&#xff1a;<\/p>\n<table>\n<tr>\u5d29\u6e83\u4fe1\u53f7\u5e38\u89c1\u539f\u56e0<\/tr>\n<tbody>\n<tr>\n<td>SIGSEGV<\/td>\n<td>\u6bb5\u9519\u8bef&#xff0c;\u8bbf\u95ee\u975e\u6cd5\u5185\u5b58\u5730\u5740<\/td>\n<\/tr>\n<tr>\n<td>SIGABRT<\/td>\n<td>\u8fdb\u7a0b\u4e3b\u52a8\u4e2d\u6b62<\/td>\n<\/tr>\n<tr>\n<td>SIGFPE<\/td>\n<td>\u7b97\u672f\u5f02\u5e38&#xff08;\u9664\u96f6\u7b49&#xff09;<\/td>\n<\/tr>\n<tr>\n<td>SIGILL<\/td>\n<td>\u975e\u6cd5\u6307\u4ee4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u540c\u6b65\u53d1\u8868\u4e8e\u6211\u7684\u5fae\u4fe1\u516c\u4f17\u53f7&#xff0c;\u5fae\u4fe1\u641c\u7d22 \u7a0b\u8bed\u65b0\u89c6\u754c \u5373\u53ef\u5173\u6ce8&#xff0c;\u6bcf\u4e2a\u5de5\u4f5c\u65e5\u90fd\u6709\u6587\u7ae0\u66f4\u65b0 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