unshare: mount proc differently depending on root privileges

src/deb/ephemeral.rs

@@ -352,18 +352,6 @@ impl Drop for EphemeralContextGuard {
             // Check if we're running as root to avoid unnecessary sudo
             let is_root = crate::utils::root::is_root().unwrap_or(false);
 
-            // Unmount /proc from chroot before removing (ignore errors)
-            let proc_path = self.chroot_path.join("proc");
-            let _ = if is_root {
-                self.base_ctx.command("umount").arg(&proc_path).status()
-            } else {
-                self.base_ctx
-                    .command("sudo")
-                    .arg("umount")
-                    .arg(&proc_path)
-                    .status()
-            };
-
             let result = if is_root {
                 self.base_ctx
                     .command("rm")

src/deb/mod.rs

@@ -344,10 +344,6 @@ mod tests {
     /// It is important to ensure that pkh can cross-compile linux-riscv, as
     /// for risc-v hardware is still rare and cross-compilation is necessary
     /// to debug and test
-    /// NOTE: Ideally, we want to run this in CI, but it takes more than 1h
-    /// to fully build the linux-riscv package on an amd64 builder, which is too
-    /// much time
-    #[ignore]
     #[tokio::test]
     #[test_log::test]
     #[cfg(target_arch = "x86_64")]