[05:37:50.031] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[05:37:50.227] dumping /tmp/cores/sh-3-29886.core for /bin/sh
[05:37:50.275] 
[05:37:50.275] This GDB supports auto-downloading debuginfo from the following URLs:
[05:37:50.275]   <https://debuginfod.debian.net>
[05:37:50.275] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[05:37:50.275] Debuginfod has been disabled.
[05:37:50.275] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[05:37:50.280] [New LWP 29886]
[05:37:50.281] [New LWP 29885]
[05:37:50.281] [Thread debugging using libthread_db enabled]
[05:37:50.281] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[05:37:50.281] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/025_stuck_on_old_timeline'.
[05:37:50.281] Program terminated with signal SIGQUIT, Quit.
[05:37:50.281] #0  0x00007f2d9c798d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.290] [Current thread is 1 (LWP 29886)]
[05:37:50.290] 
[05:37:50.290] Thread 2 (Thread 0x7f2d9c706740 (LWP 29885)):
[05:37:50.290] warning: Couldn't find general-purpose registers in core file.
[05:37:50.290] #0  <unavailable> in ?? ()
[05:37:50.290] PC unavailable, cannot determine locals.
[05:37:50.290] Backtrace stopped: not enough registers or memory available to unwind further
[05:37:50.290] 
[05:37:50.290] Thread 1 (LWP 29886):
[05:37:50.290] #0  0x00007f2d9c798d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.290] No symbol table info available.
[05:37:50.290] #1  0x00007f2d9c745239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.290] No symbol table info available.
[05:37:50.290] #2  0x00007f2d9c745497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.290] No symbol table info available.
[05:37:50.290] #3  0x000055995db9a5f3 in ?? ()
[05:37:50.290] No symbol table info available.
[05:37:50.290] #4  0x000055995db94369 in ?? ()
[05:37:50.290] No symbol table info available.
[05:37:50.290] #5  0x000055995db9320f in ?? ()
[05:37:50.290] No symbol table info available.
[05:37:50.290] #6  0x000055995db93c3b in ?? ()
[05:37:50.290] No symbol table info available.
[05:37:50.290] #7  0x000055995db9166f in ?? ()
[05:37:50.290] No symbol table info available.
[05:37:50.290] #8  0x00007f2d9c73024a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.290] No symbol table info available.
[05:37:50.290] #9  0x00007f2d9c730305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.290] No symbol table info available.
[05:37:50.290] #10 0x000055995db91781 in ?? ()
[05:37:50.290] No symbol table info available.
[05:37:50.297] -e 
[05:37:50.297] 
[05:37:50.297] 
[05:37:50.351] dumping /tmp/cores/sh-3-29885.core for /bin/sh
[05:37:50.395] 
[05:37:50.395] This GDB supports auto-downloading debuginfo from the following URLs:
[05:37:50.395]   <https://debuginfod.debian.net>
[05:37:50.395] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[05:37:50.395] Debuginfod has been disabled.
[05:37:50.395] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[05:37:50.400] [New LWP 29885]
[05:37:50.401] [Thread debugging using libthread_db enabled]
[05:37:50.401] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[05:37:50.401] Core was generated by `sh -c cp "/tmp/cirrus-ci-build/build/testrun/recovery/025_stuck_on_old_timeline'.
[05:37:50.401] Program terminated with signal SIGQUIT, Quit.
[05:37:50.401] #0  0x00007f2d9c798d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.402] 
[05:37:50.402] Thread 1 (Thread 0x7f2d9c706740 (LWP 29885)):
[05:37:50.402] #0  0x00007f2d9c798d24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.402] No symbol table info available.
[05:37:50.402] #1  0x00007f2d9c745239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.402] No symbol table info available.
[05:37:50.402] #2  0x00007f2d9c745497 in sigsetmask () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.402] No symbol table info available.
[05:37:50.402] #3  0x000055995db9a5c1 in ?? ()
[05:37:50.402] No symbol table info available.
[05:37:50.402] #4  0x000055995db94369 in ?? ()
[05:37:50.402] No symbol table info available.
[05:37:50.402] #5  0x000055995db9320f in ?? ()
[05:37:50.402] No symbol table info available.
[05:37:50.402] #6  0x000055995db93c3b in ?? ()
[05:37:50.402] No symbol table info available.
[05:37:50.402] #7  0x000055995db9166f in ?? ()
[05:37:50.402] No symbol table info available.
[05:37:50.402] #8  0x00007f2d9c73024a in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.402] No symbol table info available.
[05:37:50.402] #9  0x00007f2d9c730305 in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
[05:37:50.402] No symbol table info available.
[05:37:50.402] #10 0x000055995db91781 in ?? ()
[05:37:50.402] No symbol table info available.