gdb: warning: Couldn't determine a path for the index cache directory.

warning: Can't open file /dev/shm/bdevperf_trace.pid148565 (deleted) during file-backed mapping note processing
[New LWP 148565]
[New LWP 148576]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/home/vagrant/spdk_repo/spdk/build/examples/bdevperf -r /var/tmp/spdk-raid.sock'.
Program terminated with signal SIGABRT, Aborted.
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=139809794509440) at ./nptl/pthread_kill.c:44
44	./nptl/pthread_kill.c: No such file or directory.
[Current thread is 1 (Thread 0x7f2801234a80 (LWP 148565))]

Thread 2 (Thread 0x7f27fd9ff640 (LWP 148576)):
#0  0x00007f2801652e2e in epoll_wait (epfd=6, events=0x7f27fd9fd940, maxevents=1, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
        sc_ret = -4
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x000055f7fb01b6f3 in eal_intr_handle_interrupts (pfd=6, totalfds=1) at ../lib/eal/linux/eal_interrupts.c:1077
        events = {{events = 4255111832, data = {ptr = 0xfd9fdaa000007f27, fd = 32551, u32 = 32551, u64 = 18275566193622417191}}}
        nfds = -1
#2  0x000055f7fb01bc05 in eal_intr_thread_main (arg=0x0) at ../lib/eal/linux/eal_interrupts.c:1163
        pipe_event = {events = 3, data = {ptr = 0x4, fd = 4, u32 = 4, u64 = 4}}
        src = 0x0
        numfds = 1
        pfd = 6
        __func__ = "eal_intr_thread_main"
#3  0x000055f7fafcbdd8 in control_thread_start (arg=0x60300002d520) at ../lib/eal/common/eal_common_thread.c:282
        params = 0x60300002d520
        start_arg = 0x0
        start_routine = 0x55f7fb01b7db <eal_intr_thread_main>
#4  0x000055f7fb004863 in thread_start_wrapper (arg=0x7ffc4b0d2570) at ../lib/eal/unix/rte_thread.c:114
        ctx = 0x7ffc4b0d2570
        thread_func = 0x55f7fafcbd3b <control_thread_start>
        thread_args = 0x60300002d520
        ret = 0
#5  0x00007f28015c1ac3 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:442
        ret = <optimized out>
        pd = <optimized out>
        out = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140721567635936, -2946775080222775589, 139809735571008, 17, 139809798232016, 140721567636288, 2978296155627661019, 2975455578204874459}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#6  0x00007f2801653850 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81
No locals.

Thread 1 (Thread 0x7f2801234a80 (LWP 148565)):
#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=139809794509440) at ./nptl/pthread_kill.c:44
        tid = <optimized out>
        ret = 0
        pd = 0x7f2801234a80
        old_mask = {__val = {0 <repeats 16 times>}}
        ret = <optimized out>
        pd = <optimized out>
        old_mask = <optimized out>
        ret = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
        resultvar = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        __futex = <optimized out>
        resultvar = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
        __futex = <optimized out>
        __private = <optimized out>
        __oldval = <optimized out>
        result = <optimized out>
#1  __pthread_kill_internal (signo=6, threadid=139809794509440) at ./nptl/pthread_kill.c:78
No locals.
#2  __GI___pthread_kill (threadid=139809794509440, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
No locals.
#3  0x00007f280156f476 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
        ret = <optimized out>
#4  0x00007f28015557f3 in __GI_abort () at ./stdlib/abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {0 <repeats 16 times>}}, sa_flags = 0, sa_restorer = 0x0}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#5  0x00007f2802500712 in __sanitizer::Abort () at ../../../../src/libsanitizer/sanitizer_common/sanitizer_posix_libcdep.cpp:151
No locals.
#6  0x00007f280250c2cc in __sanitizer::Die () at ../../../../src/libsanitizer/sanitizer_common/sanitizer_termination.cpp:58
No locals.
#7  0x00007f28025117dc in __lsan::HandleLeaks () at ../../../../src/libsanitizer/lsan/lsan_common_linux.cpp:120
No locals.
#8  0x00007f2802510f25 in __lsan::DoLeakCheck () at ../../../../src/libsanitizer/lsan/lsan_common.cpp:644
        l = <optimized out>
        l = <optimized out>
        already_done = true
#9  __lsan::DoLeakCheck () at ../../../../src/libsanitizer/lsan/lsan_common.cpp:638
        l = {mu_ = 0x7f2802e16c60 <__lsan::global_mutex>}
        already_done = true
#10 0x00007f2801572a56 in __cxa_finalize (d=0x7f2802560480) at ./stdlib/cxa_finalize.c:83
        check = 25
        cxafn = <optimized out>
        cxaarg = <optimized out>
        f = 0x7f2801748f50 <initial+80>
        funcs = 0x7f2801748f00 <initial>
        restart = <optimized out>
#11 0x00007f2802452bb7 in __do_global_dtors_aux () from /lib/x86_64-linux-gnu/libasan.so.6
No symbol table info available.
#12 0x00007ffc4b0d3090 in ?? ()
No symbol table info available.
#13 0x00007f2802e2924e in _dl_fini () at ./elf/dl-fini.c:142
        array = 0x7f2802e5d040 <_rtld_global>
        i = <optimized out>
        l = 0x7f2802e21850
        maps = 0x7ffc4b0d2f80
        i = 2
        l = <optimized out>
        nmaps = <optimized out>
        nloaded = <optimized out>
        ns = 0
        do_audit = <optimized out>
        __PRETTY_FUNCTION__ = "_dl_fini"
Backtrace stopped: frame did not save the PC