[07:33:43.262] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[07:33:43.445] dumping /tmp/cores/sh-3-27804.core for /bin/sh
[07:33:43.490] 
[07:33:43.490] This GDB supports auto-downloading debuginfo from the following URLs:
[07:33:43.490]   <https://debuginfod.debian.net>
[07:33:43.490] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[07:33:43.490] Debuginfod has been disabled.
[07:33:43.490] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[07:33:43.494] [New LWP 27804]
[07:33:43.495] [Thread debugging using libthread_db enabled]
[07:33:43.495] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[07:33:43.495] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[07:33:43.495] Program terminated with signal SIGQUIT, Quit.
[07:33:43.495] #0  0x00007fed75cc3dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.502] 
[07:33:43.502] Thread 1 (Thread 0x7fed75c31740 (LWP 27804)):
[07:33:43.502] #0  0x00007fed75cc3dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.502] No symbol table info available.
[07:33:43.502] #1  0x00007fed75c70239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.502] No symbol table info available.
[07:33:43.502] #2  0x00007fed75c70497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.502] No symbol table info available.
[07:33:43.502] #3  0x000056538a5fd5c1 in ?? ()
[07:33:43.502] No symbol table info available.
[07:33:43.502] #4  0x000056538a5f7369 in ?? ()
[07:33:43.502] No symbol table info available.
[07:33:43.502] #5  0x000056538a5f620f in ?? ()
[07:33:43.502] No symbol table info available.
[07:33:43.502] #6  0x000056538a5f6c3b in ?? ()
[07:33:43.502] No symbol table info available.
[07:33:43.502] #7  0x000056538a5f466f in ?? ()
[07:33:43.502] No symbol table info available.
[07:33:43.502] #8  0x00007fed75c5b24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.502] No symbol table info available.
[07:33:43.502] #9  0x00007fed75c5b305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.502] No symbol table info available.
[07:33:43.502] #10 0x000056538a5f4781 in ?? ()
[07:33:43.502] No symbol table info available.
[07:33:43.509] -e 
[07:33:43.509] 
[07:33:43.509] 
[07:33:43.560] dumping /tmp/cores/sh-3-27807.core for /bin/sh
[07:33:43.603] 
[07:33:43.603] This GDB supports auto-downloading debuginfo from the following URLs:
[07:33:43.603]   <https://debuginfod.debian.net>
[07:33:43.603] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[07:33:43.603] Debuginfod has been disabled.
[07:33:43.603] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[07:33:43.607] [New LWP 27807]
[07:33:43.608] [New LWP 27804]
[07:33:43.608] [Thread debugging using libthread_db enabled]
[07:33:43.608] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[07:33:43.608] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[07:33:43.608] Program terminated with signal SIGQUIT, Quit.
[07:33:43.608] #0  0x00007fed75cc3dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.609] [Current thread is 1 (LWP 27807)]
[07:33:43.609] 
[07:33:43.609] Thread 2 (Thread 0x7fed75c31740 (LWP 27804)):
[07:33:43.609] warning: Couldn't find general-purpose registers in core file.
[07:33:43.609] #0  <unavailable> in ?? ()
[07:33:43.609] PC unavailable, cannot determine locals.
[07:33:43.609] Backtrace stopped: not enough registers or memory available to unwind further
[07:33:43.609] 
[07:33:43.609] Thread 1 (LWP 27807):
[07:33:43.609] #0  0x00007fed75cc3dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.609] No symbol table info available.
[07:33:43.609] #1  0x00007fed75c70239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.609] No symbol table info available.
[07:33:43.609] #2  0x00007fed75c70497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.609] No symbol table info available.
[07:33:43.609] #3  0x000056538a5fd5f3 in ?? ()
[07:33:43.609] No symbol table info available.
[07:33:43.609] #4  0x000056538a5f7369 in ?? ()
[07:33:43.609] No symbol table info available.
[07:33:43.609] #5  0x000056538a5f620f in ?? ()
[07:33:43.609] No symbol table info available.
[07:33:43.609] #6  0x000056538a5f6c3b in ?? ()
[07:33:43.609] No symbol table info available.
[07:33:43.609] #7  0x000056538a5f466f in ?? ()
[07:33:43.609] No symbol table info available.
[07:33:43.609] #8  0x00007fed75c5b24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.609] No symbol table info available.
[07:33:43.609] #9  0x00007fed75c5b305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[07:33:43.609] No symbol table info available.
[07:33:43.609] #10 0x000056538a5f4781 in ?? ()
[07:33:43.609] No symbol table info available.