mmap(0xaaaab4ec1000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xaaaab4ec1000
close(0)                                = 0
openat(AT_FDCWD, "/dev/zero", O_RDONLY|O_LARGEFILE) = 0
pread64(0, "\0\0\0\0", 4, 1004211379570065135) = 4
preadv(0, [{iov_base="\0\0\0\0", iov_len=4}], 1, 1004211379570065135) = 4
close(0)                                = 0
openat(AT_FDCWD, "/dev/null", O_WRONLY|O_LARGEFILE) = 0
pwritev2(0, [{iov_base="\0\0\0\0", iov_len=4}], 1, 1004211379570065135, RWF_NOAPPEND) = 4
pwritev2(0, [{iov_base="\0\0\0\0", iov_len=4}], 1, 1004211379570065135, RWF_NOAPPEND) = 4
close(0)                                = 0
+++ exited with 0 +++
