[20:30:17.444] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[20:30:17.662] dumping /tmp/cores/sh-3-38841.core for /bin/sh
[20:30:17.713] 
[20:30:17.713] This GDB supports auto-downloading debuginfo from the following URLs:
[20:30:17.713]   <https://debuginfod.debian.net>
[20:30:17.713] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[20:30:17.713] Debuginfod has been disabled.
[20:30:17.713] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[20:30:17.718] [New LWP 38841]
[20:30:17.720] [New LWP 38839]
[20:30:17.720] [Thread debugging using libthread_db enabled]
[20:30:17.720] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[20:30:17.720] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[20:30:17.720] Program terminated with signal SIGQUIT, Quit.
[20:30:17.720] #0  0x00007fcd75e44d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.731] [Current thread is 1 (LWP 38841)]
[20:30:17.731] 
[20:30:17.731] Thread 2 (Thread 0x7fcd75db2740 (LWP 38839)):
[20:30:17.731] warning: Couldn't find general-purpose registers in core file.
[20:30:17.731] #0  <unavailable> in ?? ()
[20:30:17.731] PC unavailable, cannot determine locals.
[20:30:17.731] Backtrace stopped: not enough registers or memory available to unwind further
[20:30:17.731] 
[20:30:17.731] Thread 1 (LWP 38841):
[20:30:17.731] #0  0x00007fcd75e44d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.731] No symbol table info available.
[20:30:17.731] #1  0x00007fcd75df1239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.731] No symbol table info available.
[20:30:17.731] #2  0x00007fcd75df1497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.731] No symbol table info available.
[20:30:17.731] #3  0x0000557d74b525f3 in ?? ()
[20:30:17.731] No symbol table info available.
[20:30:17.731] #4  0x0000557d74b4c369 in ?? ()
[20:30:17.731] No symbol table info available.
[20:30:17.731] #5  0x0000557d74b4b20f in ?? ()
[20:30:17.731] No symbol table info available.
[20:30:17.731] #6  0x0000557d74b4bc3b in ?? ()
[20:30:17.731] No symbol table info available.
[20:30:17.731] #7  0x0000557d74b4966f in ?? ()
[20:30:17.731] No symbol table info available.
[20:30:17.731] #8  0x00007fcd75ddc24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.731] No symbol table info available.
[20:30:17.731] #9  0x00007fcd75ddc305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.731] No symbol table info available.
[20:30:17.731] #10 0x0000557d74b49781 in ?? ()
[20:30:17.731] No symbol table info available.
[20:30:17.741] -e 
[20:30:17.741] 
[20:30:17.741] 
[20:30:17.802] dumping /tmp/cores/sh-3-38839.core for /bin/sh
[20:30:17.851] 
[20:30:17.851] This GDB supports auto-downloading debuginfo from the following URLs:
[20:30:17.851]   <https://debuginfod.debian.net>
[20:30:17.851] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[20:30:17.851] Debuginfod has been disabled.
[20:30:17.851] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[20:30:17.855] [New LWP 38839]
[20:30:17.857] [Thread debugging using libthread_db enabled]
[20:30:17.857] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[20:30:17.857] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[20:30:17.857] Program terminated with signal SIGQUIT, Quit.
[20:30:17.857] #0  0x00007fcd75e44d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.858] 
[20:30:17.858] Thread 1 (Thread 0x7fcd75db2740 (LWP 38839)):
[20:30:17.858] #0  0x00007fcd75e44d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.858] No symbol table info available.
[20:30:17.858] #1  0x00007fcd75df1239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.858] No symbol table info available.
[20:30:17.858] #2  0x00007fcd75df1497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.858] No symbol table info available.
[20:30:17.858] #3  0x0000557d74b525c1 in ?? ()
[20:30:17.858] No symbol table info available.
[20:30:17.858] #4  0x0000557d74b4c369 in ?? ()
[20:30:17.858] No symbol table info available.
[20:30:17.858] #5  0x0000557d74b4b20f in ?? ()
[20:30:17.858] No symbol table info available.
[20:30:17.858] #6  0x0000557d74b4bc3b in ?? ()
[20:30:17.858] No symbol table info available.
[20:30:17.858] #7  0x0000557d74b4966f in ?? ()
[20:30:17.858] No symbol table info available.
[20:30:17.858] #8  0x00007fcd75ddc24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.858] No symbol table info available.
[20:30:17.858] #9  0x00007fcd75ddc305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[20:30:17.858] No symbol table info available.
[20:30:17.858] #10 0x0000557d74b49781 in ?? ()
[20:30:17.858] No symbol table info available.