Thread 4 "pool" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffeffff700 (LWP 6361)]
0x000055555562bf3c in je_arena_dalloc_bin_junked_locked (tsdn=tsdn@entry=0x7fffeffff680, arena=arena@entry=0x7ffff3497180, chunk=0x7fffef400000, ptr=0x7fffef4c5000, bitselm=<optimized out>) at /checkout/src/liballoc_jemalloc/../jemalloc/src/arena.c:308
308	/checkout/src/liballoc_jemalloc/../jemalloc/src/arena.c: No such file or directory.
(gdb) bt
#0  0x000055555562bf3c in je_arena_dalloc_bin_junked_locked (tsdn=tsdn@entry=0x7fffeffff680, arena=arena@entry=0x7ffff3497180, chunk=0x7fffef400000, ptr=0x7fffef4c5000, bitselm=<optimized out>) at /checkout/src/liballoc_jemalloc/../jemalloc/src/arena.c:308
#1  0x000055555564b420 in je_tcache_bin_flush_small (rem=0, tcache=<optimized out>, binind=11, tbin=0x7ffff2f02188, tsd=0x7fffeffff680) at /checkout/src/liballoc_jemalloc/../jemalloc/src/tcache.c:137
#2  tcache_destroy (tsd=0x7fffeffff680, tcache=0x7ffff2f02000) at /checkout/src/liballoc_jemalloc/../jemalloc/src/tcache.c:371
#3  0x000055555564c5b2 in je_tcache_cleanup (tsd=0x7fffeffff680) at /checkout/src/liballoc_jemalloc/../jemalloc/src/tcache.c:410
#4  0x000055555564d145 in je_tsd_cleanup (arg=0x7fffeffff680) at /checkout/src/liballoc_jemalloc/../jemalloc/src/tsd.c:82
#5  0x00007ffff66c71b8 in __nptl_deallocate_tsd.part.5 () from /usr/lib/libpthread.so.0
#6  0x00007ffff66c81e5 in start_thread () from /usr/lib/libpthread.so.0
#7  0x00007ffff61e8e7f in clone () from /usr/lib/libc.so.6
(gdb) quit
A debugging session is active.