Hi, With Pfc of current master (7f614bd). ``` Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7f3d248f1700 (LWP 19214)] XrdPfc::File::DeltaStatsFromLastCall (this=0x0) at /usr/src/debug/xrootd/xrootd/src/XrdPfc/XrdPfcFile.cc:145 145 Stats delta = m_last_stats; (gdb) where #0 XrdPfc::File::DeltaStatsFromLastCall (this=0x0) at /usr/src/debug/xrootd/xrootd/src/XrdPfc/XrdPfcFile.cc:145 #1 0x00007f3d25f38143 in XrdPfc::Cache::copy_out_active_stats_and_update_data_fs_state (this=this@entry= 0xb5e5d0) at /usr/src/debug/xrootd/xrootd/src/XrdPfc/XrdPfcPurge.cc:567 #2 0x00007f3d25f3ba3c in XrdPfc::Cache::Purge (this=0xb5e5d0) at /usr/src/debug/xrootd/xrootd/src/XrdPfc/XrdPfcPurge.cc:781 #3 0x00007f3d25f2e901 in PurgeThread () at /usr/src/debug/xrootd/xrootd/src/XrdPfc/XrdPfc.cc:59 #4 0x00007f3d2d5f2977 in XrdSysThread_Xeq (myargs=0xb61950) at /usr/src/debug/xrootd/xrootd/src/XrdSys/XrdSysPthread.cc:86 #5 0x00007f3d2d19eea5 in start_thread () from /lib64/libpthread.so.0 #6 0x00007f3d2c49f96d in clone () from /lib64/libc.so.6 ``` Opening PR with one possible fix. -- 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/1336 ######################################################################## 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