[12:36:56.842] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[12:36:57.026] dumping /tmp/cores/sh-3-50553.core for /bin/sh
[12:36:57.076] 
[12:36:57.076] This GDB supports auto-downloading debuginfo from the following URLs:
[12:36:57.076]   <https://debuginfod.debian.net>
[12:36:57.076] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[12:36:57.076] Debuginfod has been disabled.
[12:36:57.076] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[12:36:57.081] [New LWP 50553]
[12:36:57.084] [Thread debugging using libthread_db enabled]
[12:36:57.084] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[12:36:57.084] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/src/test/recovery/tmp_check/t_025_stuck_on_old_t'.
[12:36:57.084] Program terminated with signal SIGQUIT, Quit.
[12:36:57.084] #0  0x00007fac31926dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.093] 
[12:36:57.093] Thread 1 (Thread 0x7fac31894740 (LWP 50553)):
[12:36:57.093] #0  0x00007fac31926dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.093] No symbol table info available.
[12:36:57.093] #1  0x00007fac318d3239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.093] No symbol table info available.
[12:36:57.093] #2  0x00007fac318d3497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.093] No symbol table info available.
[12:36:57.093] #3  0x000056389cf3a5c1 in ?? ()
[12:36:57.093] No symbol table info available.
[12:36:57.093] #4  0x000056389cf34369 in ?? ()
[12:36:57.093] No symbol table info available.
[12:36:57.093] #5  0x000056389cf3320f in ?? ()
[12:36:57.093] No symbol table info available.
[12:36:57.093] #6  0x000056389cf33c3b in ?? ()
[12:36:57.093] No symbol table info available.
[12:36:57.093] #7  0x000056389cf3166f in ?? ()
[12:36:57.093] No symbol table info available.
[12:36:57.093] #8  0x00007fac318be24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.093] No symbol table info available.
[12:36:57.093] #9  0x00007fac318be305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.093] No symbol table info available.
[12:36:57.093] #10 0x000056389cf31781 in ?? ()
[12:36:57.093] No symbol table info available.
[12:36:57.105] -e 
[12:36:57.105] 
[12:36:57.105] 
[12:36:57.182] dumping /tmp/cores/sh-3-50555.core for /bin/sh
[12:36:57.247] 
[12:36:57.247] This GDB supports auto-downloading debuginfo from the following URLs:
[12:36:57.247]   <https://debuginfod.debian.net>
[12:36:57.247] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[12:36:57.247] Debuginfod has been disabled.
[12:36:57.247] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[12:36:57.253] [New LWP 50555]
[12:36:57.254] [New LWP 50553]
[12:36:57.254] [Thread debugging using libthread_db enabled]
[12:36:57.254] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[12:36:57.254] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/src/test/recovery/tmp_check/t_025_stuck_on_old_t'.
[12:36:57.254] Program terminated with signal SIGQUIT, Quit.
[12:36:57.254] #0  0x00007fac31926dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.256] [Current thread is 1 (LWP 50555)]
[12:36:57.256] 
[12:36:57.256] Thread 2 (Thread 0x7fac31894740 (LWP 50553)):
[12:36:57.256] warning: Couldn't find general-purpose registers in core file.
[12:36:57.256] #0  <unavailable> in ?? ()
[12:36:57.256] PC unavailable, cannot determine locals.
[12:36:57.256] Backtrace stopped: not enough registers or memory available to unwind further
[12:36:57.256] 
[12:36:57.256] Thread 1 (LWP 50555):
[12:36:57.256] #0  0x00007fac31926dd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.256] No symbol table info available.
[12:36:57.256] #1  0x00007fac318d3239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.256] No symbol table info available.
[12:36:57.256] #2  0x00007fac318d3497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.256] No symbol table info available.
[12:36:57.256] #3  0x000056389cf3a5f3 in ?? ()
[12:36:57.256] No symbol table info available.
[12:36:57.256] #4  0x000056389cf34369 in ?? ()
[12:36:57.256] No symbol table info available.
[12:36:57.256] #5  0x000056389cf3320f in ?? ()
[12:36:57.256] No symbol table info available.
[12:36:57.256] #6  0x000056389cf33c3b in ?? ()
[12:36:57.256] No symbol table info available.
[12:36:57.256] #7  0x000056389cf3166f in ?? ()
[12:36:57.256] No symbol table info available.
[12:36:57.256] #8  0x00007fac318be24a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.256] No symbol table info available.
[12:36:57.256] #9  0x00007fac318be305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[12:36:57.256] No symbol table info available.
[12:36:57.256] #10 0x000056389cf31781 in ?? ()
[12:36:57.256] No symbol table info available.