fb36b83ee2e4:/# gdb --args /opt/mariadb/bin/mariadb-backup --user=mariadb.sst --socket=/run/mysqld/mysqld.sock --backup


[Switching to LWP 9309]
0x000057133be901ac in page_is_corrupted (page=page@entry=0x7d3c81c04000 "", page_no=page_no@entry=0, cursor=cursor@entry=0x7d3c827dc3d0, space=space@entry=0x7d3c8315ed18)
    at /build/mariadb-10.11.8/extra/mariabackup/fil_cur.cc:245
warning: 245    /build/mariadb-10.11.8/extra/mariabackup/fil_cur.cc: No such file or directory
(gdb) bt
#0  0x000057133be901ac in page_is_corrupted (page=page@entry=0x7d3c81c04000 "", page_no=page_no@entry=0, cursor=cursor@entry=0x7d3c827dc3d0, space=space@entry=0x7d3c8315ed18)
    at /build/mariadb-10.11.8/extra/mariabackup/fil_cur.cc:245
#1  0x000057133be9082c in xb_fil_cur_read (cursor=cursor@entry=0x7d3c827dc3d0, corrupted_pages=...) at /build/mariadb-10.11.8/extra/mariabackup/fil_cur.cc:448
#2  0x000057133be7b344 in xtrabackup_copy_datafile (ds_data=<optimized out>, ds_meta=<optimized out>, node=0x7d3c8353ac48, thread_n=0, dest_name=dest_name@entry=0x0, write_filter=...,
    corrupted_pages=...) at /build/mariadb-10.11.8/extra/mariabackup/xtrabackup.cc:3294
#3  0x000057133be8a174 in InnodbDataCopier::copy_job (this=0x7fff191115e0, node=<optimized out>, thread_num=<optimized out>) at /build/mariadb-10.11.8/extra/mariabackup/xtrabackup.cc:4843
#4  0x000057133bea9405 in std::function<void (unsigned int)>::operator()(unsigned int) const (__args#0=<optimized out>, this=0x7d3c827dc980)
    at /usr/include/c++/13.2.1/bits/std_function.h:591
#5  ThreadPool::thread_func (this=0x7fff19111830, thread_num=0) at /build/mariadb-10.11.8/extra/mariabackup/thread_pool.cc:43
#6  0x00007d3c833954bf in ?? () from /usr/lib/libstdc++.so.6
#7  0x00007d3c83b72349 in start (p=0x7d3c827dca30) at src/thread/pthread_create.c:207
#8  0x00007d3c83b7495f in __clone () at src/thread/x86_64/clone.s:22
Backtrace stopped: frame did not save the PC