[00007f1aa1e6e87b] execve("../pc", ["../pc"], 0x7ffd2cea7520 /* 23 vars */) = 0
[00007f9de28807d0] arch_prctl(ARCH_SET_FS, 0x7f9de28bab28) = 0
[00007f9de2849fe7] set_tid_address(0x7f9de28baf90) = 32276
[00007f9de282f524] brk(NULL)            = 0x55f931d6c000
[00007f9de282f54b] brk(0x55f931d6e000)  = 0x55f931d6e000
[00007f9de28642e4] mmap(0x55f931d6c000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x55f931d6c000
[00007f9de2828452] mprotect(0x7f9de28b7000, 4096, PROT_READ) = 0
[00007f9de2828452] mprotect(0x55f931d6a000, 4096, PROT_READ) = 0
[00007f9de2863b47] write(-1, 0x8, 16)   = -1 EBADF (Bad file descriptor)
[00007f9de2864532] munmap(0x55f931d68170, 0) = -1 EINVAL (Invalid argument)
[00007f9de286e409] rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], [], 8) = 0
[00007f9de286e3e9] rt_sigprocmask(SIG_BLOCK, ~[], ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
[00007f9de286a815] fork()               = 32279
[pid 32279] [00007f9de286a74b] set_tid_address(0x7f9de28baf90 <unfinished ...>
[pid 32276] [00007f9de286e427] rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], NULL, 8) = 0
[pid 32276] [00007f9de286e427] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid 32279] [00007f9de286a74b] <... set_tid_address resumed>) = 32279
[pid 32276] [00007f9de286e427] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 32276] [00007f9de2880844] wait4(-1,  <unfinished ...>
[pid 32279] [00007f9de286e427] rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], NULL, 8) = 0
[pid 32279] [00007f9de286e427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid 32279] [00007f9de284cdc0] prctl(PR_SET_DUMPABLE, SUID_DUMP_DISABLE) = 0
[pid 32279] [00007f9de2864532] munmap(0x55f931d67000, 12288) = 0
[pid 32279] [000055f931d68324] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x55f931d68324} ---
[pid 32279] [????????????????] +++ killed by SIGSEGV +++
[00007f9de2880844] <... wait4 resumed>[{WIFSIGNALED(s) && WTERMSIG(s) == SIGSEGV}], 0, NULL) = 32279
[00007f9de2880844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=32279, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} ---
[00007f9de2880844] close(0)             = 0
[00007f9de2880844] open("/proc/self/maps", O_RDONLY|O_LARGEFILE) = 0
[00007f9de284d150] sendfile(1, 0, NULL, 4096) = -1 EINVAL (Invalid argument)
[00007f9de284a78a] exit_group(0)        = ?
[????????????????] +++ exited with 0 +++
