This was submitted to the EOS tracker, I've moved it here as it seems to be a XRootD generic issue: ```c++ Thread 1 (Thread 0x7fccc7893880 (LWP 216)): #0 0x00007fccc6d2ea0b in do_futex_wait.constprop.1 () from /lib64/libpthread.so.0 #1 0x00007fccc6d2ea9f in __new_sem_wait_slow.constprop.0 () from /lib64/libpthread.so.0 #2 0x00007fccc6d2eb3b in sem_wait@@GLIBC_2.2.5 () from /lib64/libpthread.so.0 #3 0x000000000040c7f8 in mainAccept(void*) () #4 0x00000000004065ad in main () ######################################################################### # ----------------------------------------------------------------------- # Responsible thread => # ----------------------------------------------------------------------- # Thread 43 (Thread 0x7fc75c4f5700 (LWP 19655)): ######################################################################### #4 <signal handler called> #5 0x00007fccbe783dc5 in XrdCryptoX509Chain::EECname() () from /lib64/libXrdCrypto.so.1 #6 0x00007fccbe784af7 in XrdCryptoX509Chain::XrdCryptoX509Chain(XrdCryptoX509Chain*) () from /lib64/libXrdCrypto.so.1 #7 0x00007fccbe99b4ab in XrdSecProtocolgsi::ServerDoCert(XrdSutBuffer*, XrdSutBuffer**, XrdOucString&) () from /lib64/libXrdSecgsi-4.so #8 0x00007fccbe9a94f5 in XrdSecProtocolgsi::ParseServerInput(XrdSutBuffer*, XrdSutBuffer**, XrdOucString&) () from /lib64/libXrdSecgsi-4.so #9 0x00007fccbe9a98a6 in XrdSecProtocolgsi::Authenticate(XrdSecBuffer*, XrdSecBuffer**, XrdOucErrInfo*) () from /lib64/libXrdSecgsi-4.so #10 0x00007fccc7430352 in XrdXrootdProtocol::do_Auth() () from /lib64/libXrdServer.so.2 #11 0x00007fccc71aca78 in XrdLink::DoIt() () from /lib64/libXrdUtils.so.2 #12 0x00007fccc71b000f in XrdScheduler::Run() () from /lib64/libXrdUtils.so.2 #13 0x00007fccc71b0159 in XrdStartWorking(void*) () from /lib64/libXrdUtils.so.2 #14 0x00007fccc716c627 in XrdSysThread_Xeq () from /lib64/libXrdUtils.so.2 #15 0x00007fccc6d28e25 in start_thread () from /lib64/libpthread.so.0 #16 0x00007fccc602e34d in clone () from /lib64/libc.so.6 ``` -- 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/645 ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the XROOTD-DEV list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-DEV&A=1