[0000ffffab2d750c] execve("../pc", ["../pc"], 0xffffc1669710 /* 23 vars */) = 0
[0000ffff9979e810] brk(NULL)            = 0xaaaad9851000
[0000ffff997a0a20] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff997bd000
[0000ffff997a04b8] faccessat(AT_FDCWD, "/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
[0000ffff997a081c] openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
[0000ffff997a04f0] fstat(3, {st_mode=S_IFREG|0644, st_size=2062, ...}) = 0
[0000ffff997a0a20] mmap(NULL, 2062, PROT_READ, MAP_PRIVATE, 3, 0) = 0xffff997bc000
[0000ffff997a0680] close(3)             = 0
[0000ffff997a081c] openat(AT_FDCWD, "/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
[0000ffff997a08c0] read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0\267\0\1\0\0\0\20#\2\0\0\0\0\0"..., 832) = 832
[0000ffff997a04f0] fstat(3, {st_mode=S_IFREG|0755, st_size=1651048, ...}) = 0
[0000ffff997a0a20] mmap(NULL, 1826864, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_DENYWRITE, -1, 0) = 0xffff995c6000
[0000ffff997a0a20] mmap(0xffff995d0000, 1761328, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0) = 0xffff995d0000
[0000ffff997a0acc] munmap(0xffff995c6000, 40960) = 0
[0000ffff997a0acc] munmap(0xffff9977f000, 20528) = 0
[0000ffff997a0a8c] mprotect(0xffff9975b000, 73728, PROT_NONE) = 0
[0000ffff997a0a20] mmap(0xffff9976d000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18d000) = 0xffff9976d000
[0000ffff997a0a20] mmap(0xffff99772000, 49200, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xffff99772000
[0000ffff997a0680] close(3)             = 0
[0000ffff99794730] set_tid_address(0xffff997bdf10) = 10552
[0000ffff99794770] set_robust_list(0xffff997bdf20, 24) = 0
[0000ffff997947cc] rseq(0xffff997be600, 0x20, 0, 0xd428bc00) = 0
[0000ffff997a0a8c] mprotect(0xffff9976d000, 12288, PROT_READ) = 0
[0000ffff997a0a8c] mprotect(0xaaaad984f000, 4096, PROT_READ) = 0
[0000ffff997a0a8c] mprotect(0xffff997c3000, 8192, PROT_READ) = 0
[0000ffff996aa37c] prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
[0000ffff997a0acc] munmap(0xffff997bc000, 2062) = 0
[0000ffff996b00a8] write(-1, 0x8, 16)   = -1 EBADF (Bad file descriptor)
[0000ffff996aed0c] munmap(0xaaaad9830d80, 0) = -1 EINVAL (Invalid argument)
[0000ffff996069a0] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[0000ffff99686cd0] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xffff997bdf10) = 10581
[pid 10581] [0000ffff99686cf8] set_robust_list(0xffff997bdf20, 24 <unfinished ...>
[pid 10552] [0000ffff99606a18] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid 10581] [0000ffff99686cf8] <... set_robust_list resumed>) = 0
[pid 10552] [0000ffff99606a18] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 10581] [0000ffff99606a18] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid 10552] [0000ffff9964c3ac] wait4(-1,  <unfinished ...>
[pid 10581] [0000ffff99606a18] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid 10581] [0000ffff996b278c] prctl(PR_SET_DUMPABLE, SUID_DUMP_DISABLE) = 0
[pid 10581] [0000ffff996aed0c] munmap(0xaaaad9830000, 8192) = 0
[pid 10581] [0000aaaad9830ef4] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0xaaaad9830ef4} ---
[pid 10581] [????????????????] +++ killed by SIGSEGV +++
[0000ffff9964c3ac] <... wait4 resumed>[{WIFSIGNALED(s) && WTERMSIG(s) == SIGSEGV}], 0, NULL) = 10581
[0000ffff9964c3ac] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=10581, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=0} ---
[0000ffff9964c3ac] close(0)             = 0
[0000ffff9964c3ac] openat(AT_FDCWD, "/proc/self/maps", O_RDONLY) = 0
[0000ffff996a9234] sendfile(1, 0, NULL, 4096) = -1 EINVAL (Invalid argument)
[0000ffff99686d70] exit_group(0)        = ?
[????????????????] +++ exited with 0 +++
