clone(child_stack=0x7f519c38eff0, flags=0) = 4645
clone(child_stack=0x7f519c38eff0, flags=CLONE_FS) = 4646
clone(child_stack=0x7f519c38eff0, flags=SIGCHLD) = 4647
clone(child_stack=0x7f519c38eff0, flags=CLONE_FS|SIGCHLD) = 4648
clone(child_stack=0x7f519c38eff0, flags=CLONE_PARENT_SETTID|SIGCHLD, parent_tid=[4649]) = 4649
clone(child_stack=0x7f519c38eff0, flags=CLONE_PIDFD|SIGCHLD, parent_tid=[3<anon_inode:[pidfd]>]) = 4650
clone(child_stack=0x7f519c38eff0, flags=CLONE_NEWUSER) = 4651 (user:[4026532336])
