Could you tell us the version you are running and the Linux release?
On Wed, 15 Jan 2020, Geonmo Ryu wrote:
> Hello, XRootD Developers.
>
> I found that our xrootdfs mount point was disappeared frequently.
>
> I acquired a core file which was related to the program aborting.
>
> Here is a gdb message for this.
>
> Could you check this?
>
> ```
> (gdb) where
> #0 0x0000003741c324f5 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
> #1 0x0000003741c33cd5 in abort () at abort.c:92
> #2 0x0000003741c70417 in __libc_message (do_abort=2, fmt=0x3741d58c00 "*** glibc detected *** %s: %s: 0x%s ***\n")
> at ../sysdeps/unix/sysv/linux/libc_fatal.c:198
> #3 0x0000003741c75e5e in malloc_printerr (action=3, str=0x3741d56bbe "corrupted double-linked list", ptr=<value optimized out>,
> ar_ptr=<value optimized out>) at malloc.c:6360
> #4 0x0000003741c79066 in _int_free (av=0x7f5578000020, p=0x7f5578026d90, have_lock=0) at malloc.c:5030
> #5 0x0000003407a093f1 in XrdFfsWcache_destroy (fd=<value optimized out>) at /usr/src/debug/xrootd/xrootd/src/XrdFfs/XrdFfsWcache.cc:139
> #6 0x0000003407a094ca in XrdFfsWcache_create (fd=0) at /usr/src/debug/xrootd/xrootd/src/XrdFfs/XrdFfsWcache.cc:114
> #7 0x0000000000403ed1 in xrootdfs_create (
> path=0x7f53d00008c0 "/store/unmerged/SAM/testSRM/SAM-cms-se.sdfarm.kr/lcg-util/testfile-put-nospacetoken-1576995075-0026e73184df.txt",
> mode=<value optimized out>, fi=0x7f53debfcde0) at /usr/src/debug/xrootd/xrootd/src/XrdFfs/XrdFfsXrootdfs.cc:444
> #8 0x0000003743c08c2f in fuse_fs_create (fs=0x1ff1a10,
> path=0x7f53d00008c0 "/store/unmerged/SAM/testSRM/SAM-cms-se.sdfarm.kr/lcg-util/testfile-put-nospacetoken-1576995075-0026e73184df.txt", mode=33188,
> fi=0x7f53debfcde0) at fuse.c:1428
> #9 0x0000003743c1090a in fuse_lib_create (req=0x7f53d00013e0, parent=289472, name=0x7f53d40009c8 "testfile-put-nospacetoken-1576995075-0026e73184df.txt",
> mode=33188, fi=0x7f53debfcde0) at fuse.c:2407
> #10 0x0000003743c146f3 in do_create (req=<value optimized out>, nodeid=<value optimized out>, inarg=<value optimized out>) at fuse_lowlevel.c:705
> #11 0x0000003743c120ef in fuse_do_work (data=0x7f53d40008c0) at fuse_loop_mt.c:107
> #12 0x0000003742007aa1 in start_thread (arg=0x7f53debfd700) at pthread_create.c:301
> #13 0x0000003741ce8c4d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115
> (gdb) fram 5
> #5 0x0000003407a093f1 in XrdFfsWcache_destroy (fd=<value optimized out>) at /usr/src/debug/xrootd/xrootd/src/XrdFfs/XrdFfsWcache.cc:139
> 139 free(XrdFfsWcacheFbufs[fd].buf);
> ```
>
>
>
>
>
> --
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