clone(child_stack=0xb7f0fff0, flags=0) = 332
clone(child_stack=0xb7f0fff0, flags=CLONE_FS) = 336
clone(child_stack=0xb7f0fff0, flags=SIGCHLD) = 338
clone(child_stack=0xb7f0fff0, flags=CLONE_FS|SIGCHLD) = 341
clone(child_stack=0xb7f0fff0, flags=CLONE_PARENT_SETTID|SIGCHLD, parent_tid=[342]) = 342
clone(child_stack=0xb7f0fff0, flags=CLONE_PIDFD|SIGCHLD, parent_tid=[3<anon_inode:[pidfd]>]) = 343
