Continuing.

Program received signal SIGSEGV, Segmentation fault.
ne_path_escapef (path=0x0, flags=<optimized out>) at ne_uri.c:497
497	    for (pnt = (const unsigned char *)path; *pnt != '\0'; pnt++) {
#0  ne_path_escapef (path=0x0, flags=<optimized out>) at ne_uri.c:497
#1  0x00007f61aaaff00a in ne_path_escape (path=<optimized out>) at ne_uri.c:484
#2  0x0000560b571d050a in dav_get_collection (path=0x0, props=props@entry=0x7ffef7646928) at webdav.c:712
#3  0x0000560b571c5382 in dav_lookup (nodep=nodep@entry=0x7ffef7646a58, parent=0x560b58d66e30, name=name@entry=0x560b58df2858 "dir-lost+found-ZectMQ", uid=<optimized out>) at cache.c:1029
#4  0x0000560b571c9404 in fuse_lookup () at dav_fuse.c:617
#5  dav_fuse_loop (device=5, mpoint=0x560b58d424d0 "/mnt/webdav/seafile", bufsize=<optimized out>, idle_time=10, is_mounted=<optimized out>, keep_on_running=0x560b571d96b8 <keep_on_running>, dbg=0) at dav_fuse.c:238
#6  0x0000560b571c0165 in main (argc=<optimized out>, argv=<optimized out>) at mount_davfs.c:352
Continuing.

Program terminated with signal SIGSEGV, Segmentation fault.
The program no longer exists.
No stack.