/proc/self/root/proc/thread-self/root/proc/self/task/17/root/proc/self/task/20
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
[<0>] proc_pid_stack+0xac/0x130[<0>] proc_single_show+0x4a/0xc0[<0>] seq_read_iter+0x109/0x440[<0>] seq_read+0xed/0x140[<0>] vfs_read+0x97/0x190[<0>] ksys_read+0x66/0xf0[<0>] __x64_sys_read+0x14/0x20[<0>] do_syscall_64+0x34/0x50[<0>] entry_SYSCALL_64_after_hwframe+0x61/0xc6