KASAN: use-after-free Read in trailing_symlink

Hello, syzbot found the following crash on: HEAD commit:ef78e5ec9214 ia64: export node_distance function git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12c7b08b40 kernel config: https://syzkaller.appspot.com/x/.config?x=c94f9f0c0363db4b dashboard

KASAN: use-after-free Read in trailing_symlink

Hello, syzbot found the following crash on: HEAD commit:ef78e5ec9214 ia64: export node_distance function git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12c7b08b40 kernel config: https://syzkaller.appspot.com/x/.config?x=c94f9f0c0363db4b dashboard