[13:43:18.144] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[13:43:18.362] dumping /tmp/cores/sh-3-27893.core for /bin/sh
[13:43:18.410] 
[13:43:18.410] This GDB supports auto-downloading debuginfo from the following URLs:
[13:43:18.410]   <https://debuginfod.debian.net>
[13:43:18.410] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[13:43:18.410] Debuginfod has been disabled.
[13:43:18.410] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[13:43:18.415] [New LWP 27893]
[13:43:18.418] [Thread debugging using libthread_db enabled]
[13:43:18.418] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[13:43:18.418] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[13:43:18.418] Program terminated with signal SIGQUIT, Quit.
[13:43:18.418] #0  0x00007f2524139da4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.427] 
[13:43:18.427] Thread 1 (Thread 0x7f25240a7740 (LWP 27893)):
[13:43:18.427] #0  0x00007f2524139da4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.427] No symbol table info available.
[13:43:18.427] #1  0x00007f25240e6239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.427] No symbol table info available.
[13:43:18.427] #2  0x00007f25240e6497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.427] No symbol table info available.
[13:43:18.427] #3  0x000055c3b42a55c1 in ?? ()
[13:43:18.427] No symbol table info available.
[13:43:18.427] #4  0x000055c3b429f369 in ?? ()
[13:43:18.427] No symbol table info available.
[13:43:18.427] #5  0x000055c3b429e20f in ?? ()
[13:43:18.427] No symbol table info available.
[13:43:18.427] #6  0x000055c3b429ec3b in ?? ()
[13:43:18.427] No symbol table info available.
[13:43:18.427] #7  0x000055c3b429c66f in ?? ()
[13:43:18.427] No symbol table info available.
[13:43:18.427] #8  0x00007f25240d124a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.427] No symbol table info available.
[13:43:18.427] #9  0x00007f25240d1305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.427] No symbol table info available.
[13:43:18.427] #10 0x000055c3b429c781 in ?? ()
[13:43:18.427] No symbol table info available.
[13:43:18.437] -e 
[13:43:18.437] 
[13:43:18.437] 
[13:43:18.500] dumping /tmp/cores/sh-3-27894.core for /bin/sh
[13:43:18.548] 
[13:43:18.548] This GDB supports auto-downloading debuginfo from the following URLs:
[13:43:18.548]   <https://debuginfod.debian.net>
[13:43:18.548] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[13:43:18.548] Debuginfod has been disabled.
[13:43:18.548] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[13:43:18.553] [New LWP 27894]
[13:43:18.554] [New LWP 27893]
[13:43:18.554] [Thread debugging using libthread_db enabled]
[13:43:18.554] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[13:43:18.554] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[13:43:18.554] Program terminated with signal SIGQUIT, Quit.
[13:43:18.554] #0  0x00007f2524139da4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.555] [Current thread is 1 (LWP 27894)]
[13:43:18.555] 
[13:43:18.555] Thread 2 (Thread 0x7f25240a7740 (LWP 27893)):
[13:43:18.555] warning: Couldn't find general-purpose registers in core file.
[13:43:18.555] #0  <unavailable> in ?? ()
[13:43:18.555] PC unavailable, cannot determine locals.
[13:43:18.555] Backtrace stopped: not enough registers or memory available to unwind further
[13:43:18.555] 
[13:43:18.555] Thread 1 (LWP 27894):
[13:43:18.555] #0  0x00007f2524139da4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.555] No symbol table info available.
[13:43:18.555] #1  0x00007f25240e6239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.555] No symbol table info available.
[13:43:18.555] #2  0x00007f25240e6497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.555] No symbol table info available.
[13:43:18.555] #3  0x000055c3b42a55f3 in ?? ()
[13:43:18.555] No symbol table info available.
[13:43:18.555] #4  0x000055c3b429f369 in ?? ()
[13:43:18.555] No symbol table info available.
[13:43:18.555] #5  0x000055c3b429e20f in ?? ()
[13:43:18.555] No symbol table info available.
[13:43:18.555] #6  0x000055c3b429ec3b in ?? ()
[13:43:18.555] No symbol table info available.
[13:43:18.555] #7  0x000055c3b429c66f in ?? ()
[13:43:18.555] No symbol table info available.
[13:43:18.555] #8  0x00007f25240d124a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.555] No symbol table info available.
[13:43:18.555] #9  0x00007f25240d1305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[13:43:18.555] No symbol table info available.
[13:43:18.555] #10 0x000055c3b429c781 in ?? ()
[13:43:18.555] No symbol table info available.