[18:42:12.444] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[18:42:12.641] dumping /tmp/cores/sh-3-26355.core for /bin/sh
[18:42:12.689] 
[18:42:12.689] This GDB supports auto-downloading debuginfo from the following URLs:
[18:42:12.689]   <https://debuginfod.debian.net>
[18:42:12.689] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[18:42:12.689] Debuginfod has been disabled.
[18:42:12.689] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[18:42:12.693] [New LWP 26355]
[18:42:12.695] [New LWP 26353]
[18:42:12.695] [Thread debugging using libthread_db enabled]
[18:42:12.695] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[18:42:12.695] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[18:42:12.695] Program terminated with signal SIGQUIT, Quit.
[18:42:12.695] #0  0x00007fb43943cda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.705] [Current thread is 1 (LWP 26355)]
[18:42:12.705] 
[18:42:12.705] Thread 2 (Thread 0x7fb4393aa740 (LWP 26353)):
[18:42:12.705] warning: Couldn't find general-purpose registers in core file.
[18:42:12.705] #0  <unavailable> in ?? ()
[18:42:12.705] PC unavailable, cannot determine locals.
[18:42:12.705] Backtrace stopped: not enough registers or memory available to unwind further
[18:42:12.705] 
[18:42:12.705] Thread 1 (LWP 26355):
[18:42:12.705] #0  0x00007fb43943cda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.705] No symbol table info available.
[18:42:12.705] #1  0x00007fb4393e9239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.705] No symbol table info available.
[18:42:12.705] #2  0x00007fb4393e9497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.705] No symbol table info available.
[18:42:12.705] #3  0x00005570c56275f3 in ?? ()
[18:42:12.705] No symbol table info available.
[18:42:12.705] #4  0x00005570c5621369 in ?? ()
[18:42:12.705] No symbol table info available.
[18:42:12.705] #5  0x00005570c562020f in ?? ()
[18:42:12.705] No symbol table info available.
[18:42:12.705] #6  0x00005570c5620c3b in ?? ()
[18:42:12.705] No symbol table info available.
[18:42:12.705] #7  0x00005570c561e66f in ?? ()
[18:42:12.705] No symbol table info available.
[18:42:12.705] #8  0x00007fb4393d424a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.705] No symbol table info available.
[18:42:12.705] #9  0x00007fb4393d4305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.705] No symbol table info available.
[18:42:12.705] #10 0x00005570c561e781 in ?? ()
[18:42:12.705] No symbol table info available.
[18:42:12.712] -e 
[18:42:12.712] 
[18:42:12.712] 
[18:42:12.769] dumping /tmp/cores/sh-3-26353.core for /bin/sh
[18:42:12.816] 
[18:42:12.816] This GDB supports auto-downloading debuginfo from the following URLs:
[18:42:12.816]   <https://debuginfod.debian.net>
[18:42:12.816] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[18:42:12.816] Debuginfod has been disabled.
[18:42:12.816] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[18:42:12.820] [New LWP 26353]
[18:42:12.822] [Thread debugging using libthread_db enabled]
[18:42:12.822] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[18:42:12.822] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/042_low_level_backup/data'.
[18:42:12.822] Program terminated with signal SIGQUIT, Quit.
[18:42:12.822] #0  0x00007fb43943cda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.823] 
[18:42:12.823] Thread 1 (Thread 0x7fb4393aa740 (LWP 26353)):
[18:42:12.823] #0  0x00007fb43943cda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.823] No symbol table info available.
[18:42:12.823] #1  0x00007fb4393e9239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.823] No symbol table info available.
[18:42:12.823] #2  0x00007fb4393e9497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.823] No symbol table info available.
[18:42:12.823] #3  0x00005570c56275c1 in ?? ()
[18:42:12.823] No symbol table info available.
[18:42:12.823] #4  0x00005570c5621369 in ?? ()
[18:42:12.823] No symbol table info available.
[18:42:12.823] #5  0x00005570c562020f in ?? ()
[18:42:12.823] No symbol table info available.
[18:42:12.823] #6  0x00005570c5620c3b in ?? ()
[18:42:12.823] No symbol table info available.
[18:42:12.823] #7  0x00005570c561e66f in ?? ()
[18:42:12.823] No symbol table info available.
[18:42:12.823] #8  0x00007fb4393d424a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.823] No symbol table info available.
[18:42:12.823] #9  0x00007fb4393d4305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[18:42:12.823] No symbol table info available.
[18:42:12.823] #10 0x00005570c561e781 in ?? ()
[18:42:12.823] No symbol table info available.