[02:23:14.140] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[02:23:14.339] dumping /tmp/cores/sh-3-31458.core for /bin/sh
[02:23:14.385] 
[02:23:14.385] This GDB supports auto-downloading debuginfo from the following URLs:
[02:23:14.385]   <https://debuginfod.debian.net>
[02:23:14.385] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[02:23:14.385] Debuginfod has been disabled.
[02:23:14.385] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[02:23:14.389] [New LWP 31458]
[02:23:14.391] [Thread debugging using libthread_db enabled]
[02:23:14.391] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[02:23:14.391] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[02:23:14.391] Program terminated with signal SIGQUIT, Quit.
[02:23:14.391] #0  0x00007f70e20eedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.400] 
[02:23:14.400] Thread 1 (Thread 0x7f70e205c740 (LWP 31458)):
[02:23:14.400] #0  0x00007f70e20eedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.400] No symbol table info available.
[02:23:14.400] #1  0x00007f70e209b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.400] No symbol table info available.
[02:23:14.400] #2  0x00007f70e209b497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.400] No symbol table info available.
[02:23:14.400] #3  0x000055b70a2ed5c1 in ?? ()
[02:23:14.400] No symbol table info available.
[02:23:14.400] #4  0x000055b70a2e7369 in ?? ()
[02:23:14.400] No symbol table info available.
[02:23:14.400] #5  0x000055b70a2e620f in ?? ()
[02:23:14.400] No symbol table info available.
[02:23:14.400] #6  0x000055b70a2e6c3b in ?? ()
[02:23:14.400] No symbol table info available.
[02:23:14.400] #7  0x000055b70a2e466f in ?? ()
[02:23:14.400] No symbol table info available.
[02:23:14.400] #8  0x00007f70e208624a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.400] No symbol table info available.
[02:23:14.400] #9  0x00007f70e2086305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.400] No symbol table info available.
[02:23:14.400] #10 0x000055b70a2e4781 in ?? ()
[02:23:14.400] No symbol table info available.
[02:23:14.406] -e 
[02:23:14.406] 
[02:23:14.406] 
[02:23:14.466] dumping /tmp/cores/sh-3-31460.core for /bin/sh
[02:23:14.514] 
[02:23:14.514] This GDB supports auto-downloading debuginfo from the following URLs:
[02:23:14.514]   <https://debuginfod.debian.net>
[02:23:14.514] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[02:23:14.514] Debuginfod has been disabled.
[02:23:14.514] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[02:23:14.518] [New LWP 31460]
[02:23:14.519] [New LWP 31458]
[02:23:14.519] [Thread debugging using libthread_db enabled]
[02:23:14.519] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[02:23:14.519] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[02:23:14.519] Program terminated with signal SIGQUIT, Quit.
[02:23:14.519] #0  0x00007f70e20eedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.520] [Current thread is 1 (LWP 31460)]
[02:23:14.520] 
[02:23:14.520] Thread 2 (Thread 0x7f70e205c740 (LWP 31458)):
[02:23:14.520] warning: Couldn't find general-purpose registers in core file.
[02:23:14.520] #0  <unavailable> in ?? ()
[02:23:14.520] PC unavailable, cannot determine locals.
[02:23:14.520] Backtrace stopped: not enough registers or memory available to unwind further
[02:23:14.520] 
[02:23:14.520] Thread 1 (LWP 31460):
[02:23:14.520] #0  0x00007f70e20eedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.520] No symbol table info available.
[02:23:14.520] #1  0x00007f70e209b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.520] No symbol table info available.
[02:23:14.520] #2  0x00007f70e209b497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.520] No symbol table info available.
[02:23:14.520] #3  0x000055b70a2ed5f3 in ?? ()
[02:23:14.520] No symbol table info available.
[02:23:14.520] #4  0x000055b70a2e7369 in ?? ()
[02:23:14.520] No symbol table info available.
[02:23:14.520] #5  0x000055b70a2e620f in ?? ()
[02:23:14.520] No symbol table info available.
[02:23:14.520] #6  0x000055b70a2e6c3b in ?? ()
[02:23:14.520] No symbol table info available.
[02:23:14.520] #7  0x000055b70a2e466f in ?? ()
[02:23:14.520] No symbol table info available.
[02:23:14.520] #8  0x00007f70e208624a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.520] No symbol table info available.
[02:23:14.520] #9  0x00007f70e2086305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[02:23:14.520] No symbol table info available.
[02:23:14.520] #10 0x000055b70a2e4781 in ?? ()
[02:23:14.520] No symbol table info available.