[0000ffffb2ed2d24] execve("../pc", ["../pc"], 0xffffcfc79d30 /* 23 vars */) = 0
[0000ffffa3fd4bf4] set_tid_address(0xffffa408ce88) = 19176
[0000ffffa3fe0068] brk(NULL)            = 0xaaaad2aa1000
[0000ffffa3fe0088] brk(0xaaaad2aa3000)  = 0xaaaad2aa3000
[0000ffffa3ff7b88] mmap(0xaaaad2aa1000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xaaaad2aa1000
[0000ffffa402ff24] mprotect(0xffffa4089000, 4096, PROT_READ) = 0
[0000ffffa402ff24] mprotect(0xaaaad2a9f000, 4096, PROT_READ) = 0
[0000ffffa3ff6d1c] write(-1, 0x8, 16)   = -1 EBADF (Bad file descriptor)
[0000ffffa3ff7e2c] munmap(0xaaaad2a80bb0, 0) = -1 EINVAL (Invalid argument)
[0000ffffa400f7a0] rt_sigprocmask(SIG_BLOCK, ~[RTMIN RT_1 RT_2], [], 8) = 0
[0000ffffa400f770] rt_sigprocmask(SIG_BLOCK, ~[], ~[KILL STOP RTMIN RT_1 RT_2], 8) = 0
[0000ffffa40047d0] clone(child_stack=NULL, flags=SIGCHLD) = 19195
[pid 19195] [0000ffffa4004708] set_tid_address(0xffffa408ce88 <unfinished ...>
[pid 19176] [0000ffffa400f7cc] rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2],  <unfinished ...>
[pid 19195] [0000ffffa4004708] <... set_tid_address resumed>) = 19195
[pid 19176] [0000ffffa400f7cc] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 19195] [0000ffffa400f7cc] rt_sigprocmask(SIG_SETMASK, ~[KILL STOP RTMIN RT_1 RT_2], NULL, 8) = 0
[pid 19176] [0000ffffa400f7cc] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
[pid 19195] [0000ffffa400f7cc] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid 19176] [0000ffffa4037ddc] wait4(-1,  <unfinished ...>
[pid 19195] [0000ffffa400f7cc] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 19195] [0000ffffa3fda644] prctl(PR_SET_DUMPABLE, SUID_DUMP_DISABLE) = 0
[pid 19195] [0000ffffa3ff7e2c] munmap(0xaaaad2a80000, 8192) = 0
[pid 19195] [0000aaaad2a80d84] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0xaaaad2a80d84} ---
[pid 19195] [????????????????] +++ killed by SIGSEGV +++
[0000ffffa4037ddc] <... wait4 resumed>[{WIFSIGNALED(s) && WTERMSIG(s) == SIGSEGV}], 0, NULL) = 19195
[0000ffffa4037ddc] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=19195, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} ---
[0000ffffa4037ddc] close(0)             = 0
[0000ffffa4037ddc] openat(AT_FDCWD, "/proc/self/maps", O_RDONLY|O_LARGEFILE) = 0
[0000ffffa3fda9f4] sendfile(1, 0, NULL, 4096) = -1 EINVAL (Invalid argument)
[0000ffffa3fd5754] exit_group(0)        = ?
[????????????????] +++ exited with 0 +++
