<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">LLDB 5 is really old and shouldn't be used for linux debugging as linux support had many issues back then. I would suggest downloading and building the latest and greatest LLDB from <a href="http://llvm.org" class="">llvm.org</a> or using the clang 10 release version of LLDB, or the new clang 11 release version that is about to be released.<div class=""><br class=""></div><div class="">Greg<br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Sep 16, 2020, at 9:03 AM, le wang via lldb-dev <<a href="mailto:lldb-dev@lists.llvm.org" class="">lldb-dev@lists.llvm.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">Hello,everyone:<br class="">I've got a problem, when debugging my process with lldb tool on linux OS(CentOS7).While I use lldb command to set breakpoints, and launch my process, my process will execute a binary code which contains debug information, but when my process launched, all breakpoints can not be hit, and after a while, received several informations like below: <br class="">Process 4256 stopped and restarted: thread1 received signal: SIGCHLD<br class="">Process 4256 stopped and restarted: thread1 received signal: SIGCHLD<br class="">Process 4256 stopped and restarted: thread1 received signal: SIGCHLD<br class="">Process 4256 stopped and restarted: thread1 received signal: SIGCHLD<br class="">Process 4256 stopped and restarted: thread2 received signal: SIGCHLD<br class=""><br class="">Details can be seen in my snapshot in attachment.<div class="">It seems that lldb crashed, and at last although my process is executed, this is meaningless. I have checked that debug information in IR is correct. I have no idea the reason. Can anyone tell me the reason and how to fix this problem. My lldb version is 5.0.0, which got from <a href="http://www.llvm.org/" class="">http://www.llvm.org/</a> with llvm5.0.0<br class=""></div></div>
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