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Did this happen at start up or when it was running for a while. What was the server doing at the time? This looks like a new issue. Andy On Mon, 25 Jun 2018, Matev Tadel wrote: > I got this on UCSD StashCache instance with xrootd-4.8.3-1.osg34.el6.x86_64: > `Core was generated by `/usr/bin/xrootd -l /var/log/xrootd/xrootd.log -c /etc/xrootd/stashcache-server.'. > Program terminated with signal 11, Segmentation fault. > #0 XrdOucHash<XrdHttpProtocol::StaticPreloadInfo>::Find (this=0x0, > KeyVal=0x7fb5a40071d0 "/static/help/content/admin/whats_new.htm", KeyTime=0x0) > at /usr/src/debug/xrootd-4.8.3/src/XrdOuc/XrdOucHash.icc:173 > 173 if ((hip = hashtable[kent])) > Missing separate debuginfos, use: debuginfo-install keyutils-libs-1.4-5.el6.x86_64 krb5-libs-1.10.3-65.el6.x86_64 libcom_err-1.41.12-23.el6.x86_64 libselinux-2.0.94-7.el6.x86_64 libxml2-2.7.6-21.el6_8.1.x86_64 openssl-1.0.1e-57.el6.x86_64 zlib-1.2.3-29.el6.x86_64 > (gdb) bt > #0 XrdOucHash<XrdHttpProtocol::StaticPreloadInfo>::Find (this=0x0, > KeyVal=0x7fb5a40071d0 "/static/help/content/admin/whats_new.htm", KeyTime=0x0) > at /usr/src/debug/xrootd-4.8.3/src/XrdOuc/XrdOucHash.icc:173 > #1 0x00007fb5b61c6c34 in XrdHttpReq::ProcessHTTPReq (this=0x7fb5a4003ee0) > at /usr/src/debug/xrootd-4.8.3/src/XrdHttp/XrdHttpReq.cc:892 > #2 0x00007fb5b61c0371 in XrdHttpProtocol::Process (this=0x7fb5a4003dc0, lp=<value optimized out>) > at /usr/src/debug/xrootd-4.8.3/src/XrdHttp/XrdHttpProtocol.cc:951 > #3 0x00007fb5b74dbf80 in XrdXrootdTransit::Process (this=0x7fb56c005c00, lp=0x7fb56c002c28) > at /usr/src/debug/xrootd-4.8.3/src/XrdXrootd/XrdXrootdTransit.cc:365 > #4 0x00007fb5b7261c49 in XrdLink::DoIt (this=0x7fb56c002c28) at /usr/src/debug/xrootd-4.8.3/src/Xrd/XrdLink.cc:435 > #5 0x00007fb5b7264ddb in XrdScheduler::Run (this=0x610758) at /usr/src/debug/xrootd-4.8.3/src/Xrd/XrdScheduler.cc:357 > #6 0x00007fb5b7264f29 in XrdStartWorking (carg=<value optimized out>) > at /usr/src/debug/xrootd-4.8.3/src/Xrd/XrdScheduler.cc:87 > #7 0x00007fb5b7220a6f in XrdSysThread_Xeq (myargs=0x7fb5a4000b60) > at /usr/src/debug/xrootd-4.8.3/src/XrdSys/XrdSysPthread.cc:86 > #8 0x00000030e7607aa1 in start_thread (arg=0x7fb5b43d5700) at pthread_create.c:301 > #9 0x00000030e6ee8bcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115' > > Apparently this happens during Qualys scan of the machine. These are the lines from the log prior to crash: > > `180622 20:10:47 2160139 XrootdXeq: unknown.7371:38@[::ffff:64.39.99.187] disc 0:00:05 (send failure) > 180622 20:10:48 2316273 XrootdBridge: unknown.7377:36@[::ffff:64.39.99.187] login as nobody > 180622 20:10:48 2316273 ofs_stat: unknown.7377:36@[::ffff:64.39.99.187] Unable to locate /wp-login.php; no such file or directory > 180622 20:10:48 2316273 unknown.7377:36@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to locate /wp-login.php; no such file or directory > 180622 20:10:48 2316273 ofs_open: unknown.7377:36@[::ffff:64.39.99.187] Unable to open /wp-login.php; no such file or directory > 180622 20:10:48 2316273 unknown.7377:36@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to open /wp-login.php; no such file or directory > 180622 20:10:48 2316273 XrootdXeq: unknown.7377:36@[::ffff:64.39.99.187] disc 0:00:00 (send failure) > 180622 20:10:48 1469156 XrootdBridge: unknown.7378:38@[::ffff:64.39.99.187] login as nobody > 180622 20:10:48 2316274 ofs_stat: unknown.7373:25@[::ffff:64.39.99.187] Unable to locate /login.action; no such file or directory > 180622 20:10:48 2316284 ofs_stat: unknown.7372:37@[::ffff:64.39.99.187] Unable to locate /uddiexplorer/SearchPublicRegistries.jsp; no such file or directory > 180622 20:10:48 2316274 unknown.7373:25@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to locate /login.action; no such file or directory > 180622 20:10:48 2316284 unknown.7372:37@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to locate /uddiexplorer/SearchPublicRegistries.jsp; no such file or directory > 180622 20:10:48 2316274 ofs_open: unknown.7373:25@[::ffff:64.39.99.187] Unable to open /login.action; no such file or directory > 180622 20:10:48 2316274 unknown.7373:25@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to open /login.action; no such file or directory > 180622 20:10:48 2316284 ofs_open: unknown.7372:37@[::ffff:64.39.99.187] Unable to open /uddiexplorer/SearchPublicRegistries.jsp; no such file or directory > 180622 20:10:48 2316284 unknown.7372:37@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to open /uddiexplorer/SearchPublicRegistries.jsp; no such file or directory > 180622 20:10:48 2316274 XrootdXeq: unknown.7373:25@[::ffff:64.39.99.187] disc 0:00:05 (send failure) > 180622 20:10:48 2316284 XrootdXeq: unknown.7372:37@[::ffff:64.39.99.187] disc 0:00:05 (send failure) > 180622 20:10:49 1470733 XrootdBridge: unknown.7379:25@[::ffff:64.39.99.187] login as nobody > 180622 20:10:49 2164851 XrootdBridge: unknown.7380:36@[::ffff:64.39.99.187] login as nobody > 180622 20:10:49 2164851 ofs_stat: unknown.7380:36@[::ffff:64.39.99.187] Unable to locate /index.htm; no such file or directory > 180622 20:10:49 2164851 unknown.7380:36@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to locate /index.htm; no such file or directory > 180622 20:10:49 2164851 ofs_open: unknown.7380:36@[::ffff:64.39.99.187] Unable to open /index.htm; no such file or directory > 180622 20:10:49 2164851 unknown.7380:36@[::ffff:64.39.99.187] XrootdResponse: sending err 3011: Unable to open /index.htm; no such file or directory > 180622 20:10:49 2164851 XrootdXeq: unknown.7380:36@[::ffff:64.39.99.187] disc 0:00:00 (send failure) > 180622 20:10:49 1469157 XrootdBridge: unknown.7381:37@[::ffff:64.39.99.187] login as nobody > ` > > -- > You are receiving this because you are subscribed to this thread. > Reply to this email directly or view it on GitHub: > https://github.com/xrootd/xrootd/issues/753 -- You are receiving this because you are subscribed to this thread. 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