valgrind error "invalid read of size 4" in get_jobs_eta

Running fio built from git master is reporting the following error:

==26208== Invalid read of size 4

==26208==    at 0x429FF7: get_jobs_eta (eta.c:604)
==26208==    by 0x41B8B5: show_thread_status_json (stat.c:1080)
==26208==    by 0x420A80: __show_run_stats (stat.c:1579)
==26208==    by 0x451714: fio_backend (backend.c:2292)
==26208==    by 0x40CD3F: main (fio.c:54)
==26208==  Address 0x15197a3c is 124 bytes inside a block of size 125 alloc'd
==26208==    at 0x4C2AE25: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==26208==    by 0x429FCB: get_jobs_eta (eta.c:594)
==26208==    by 0x41B8B5: show_thread_status_json (stat.c:1080)
==26208==    by 0x420A80: __show_run_stats (stat.c:1579)
==26208==    by 0x451714: fio_backend (backend.c:2292)
==26208==    by 0x40CD3F: main (fio.c:54)

Bruce

Can you check if current git shows this issue? If it does, please let me know how you are reproducing it.

Jens Axboe