[17:38:56.963] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[17:38:57.165] dumping /tmp/cores/sh-3-28956.core for /bin/sh
[17:38:57.217] 
[17:38:57.217] This GDB supports auto-downloading debuginfo from the following URLs:
[17:38:57.217]   <https://debuginfod.debian.net>
[17:38:57.217] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[17:38:57.217] Debuginfod has been disabled.
[17:38:57.217] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[17:38:57.222] [New LWP 28956]
[17:38:57.224] [Thread debugging using libthread_db enabled]
[17:38:57.224] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[17:38:57.224] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[17:38:57.224] Program terminated with signal SIGQUIT, Quit.
[17:38:57.224] #0  0x00007fd2ffea2dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.234] 
[17:38:57.234] Thread 1 (Thread 0x7fd2ffe10740 (LWP 28956)):
[17:38:57.234] #0  0x00007fd2ffea2dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.234] No symbol table info available.
[17:38:57.234] #1  0x00007fd2ffe4f239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.234] No symbol table info available.
[17:38:57.234] #2  0x00007fd2ffe4f497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.234] No symbol table info available.
[17:38:57.234] #3  0x000055b1da3265c1 in ?? ()
[17:38:57.234] No symbol table info available.
[17:38:57.234] #4  0x000055b1da320369 in ?? ()
[17:38:57.234] No symbol table info available.
[17:38:57.234] #5  0x000055b1da31f20f in ?? ()
[17:38:57.234] No symbol table info available.
[17:38:57.234] #6  0x000055b1da31fc3b in ?? ()
[17:38:57.234] No symbol table info available.
[17:38:57.234] #7  0x000055b1da31d66f in ?? ()
[17:38:57.234] No symbol table info available.
[17:38:57.234] #8  0x00007fd2ffe3a24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.234] No symbol table info available.
[17:38:57.234] #9  0x00007fd2ffe3a305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.234] No symbol table info available.
[17:38:57.234] #10 0x000055b1da31d781 in ?? ()
[17:38:57.234] No symbol table info available.
[17:38:57.243] -e 
[17:38:57.243] 
[17:38:57.243] 
[17:38:57.306] dumping /tmp/cores/sh-3-28959.core for /bin/sh
[17:38:57.357] 
[17:38:57.357] This GDB supports auto-downloading debuginfo from the following URLs:
[17:38:57.357]   <https://debuginfod.debian.net>
[17:38:57.357] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[17:38:57.357] Debuginfod has been disabled.
[17:38:57.357] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[17:38:57.362] [New LWP 28959]
[17:38:57.364] [New LWP 28956]
[17:38:57.364] [Thread debugging using libthread_db enabled]
[17:38:57.364] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[17:38:57.364] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[17:38:57.364] Program terminated with signal SIGQUIT, Quit.
[17:38:57.364] #0  0x00007fd2ffea2dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.365] [Current thread is 1 (LWP 28959)]
[17:38:57.365] 
[17:38:57.365] Thread 2 (Thread 0x7fd2ffe10740 (LWP 28956)):
[17:38:57.365] warning: Couldn't find general-purpose registers in core file.
[17:38:57.365] #0  <unavailable> in ?? ()
[17:38:57.365] PC unavailable, cannot determine locals.
[17:38:57.365] Backtrace stopped: not enough registers or memory available to unwind further
[17:38:57.365] 
[17:38:57.365] Thread 1 (LWP 28959):
[17:38:57.365] #0  0x00007fd2ffea2dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.365] No symbol table info available.
[17:38:57.365] #1  0x00007fd2ffe4f239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.365] No symbol table info available.
[17:38:57.365] #2  0x00007fd2ffe4f497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.365] No symbol table info available.
[17:38:57.365] #3  0x000055b1da3265f3 in ?? ()
[17:38:57.365] No symbol table info available.
[17:38:57.365] #4  0x000055b1da320369 in ?? ()
[17:38:57.365] No symbol table info available.
[17:38:57.365] #5  0x000055b1da31f20f in ?? ()
[17:38:57.365] No symbol table info available.
[17:38:57.365] #6  0x000055b1da31fc3b in ?? ()
[17:38:57.365] No symbol table info available.
[17:38:57.365] #7  0x000055b1da31d66f in ?? ()
[17:38:57.365] No symbol table info available.
[17:38:57.365] #8  0x00007fd2ffe3a24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.365] No symbol table info available.
[17:38:57.365] #9  0x00007fd2ffe3a305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[17:38:57.365] No symbol table info available.
[17:38:57.365] #10 0x000055b1da31d781 in ?? ()
[17:38:57.365] No symbol table info available.