From a633fc5d27dbc742aa3904355394128a0e2ef137 Mon Sep 17 00:00:00 2001
From: codefiles <11915375+codefiles@users.noreply.github.com>
Date: Wed, 22 Jul 2026 04:25:55 -0400
Subject: [PATCH] Use run for lsblk command (#4654)

---
 archinstall/lib/disk/utils.py | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/archinstall/lib/disk/utils.py b/archinstall/lib/disk/utils.py
index 900445e1..5829164a 100644
--- a/archinstall/lib/disk/utils.py
+++ b/archinstall/lib/disk/utils.py
@@ -1,8 +1,9 @@
 from pathlib import Path
+from subprocess import CalledProcessError
 
 from pydantic import BaseModel
 
-from archinstall.lib.command import SysCommand
+from archinstall.lib.command import SysCommand, run
 from archinstall.lib.exceptions import DiskError, SysCallError
 from archinstall.lib.log import debug, info, warn
 from archinstall.lib.models.device import LsblkInfo
@@ -29,19 +30,18 @@ def _fetch_lsblk_info(
 		cmd.append(str(dev_path))
 
 	try:
-		worker = SysCommand(cmd)
-	except SysCallError as err:
+		result = run(cmd)
+	except CalledProcessError as err:
 		# Get the output minus the message/info from lsblk if it returns a non-zero exit code.
-		if err.worker_log:
-			debug(f'Error calling lsblk: {err.worker_log.decode()}')
+		if stdout := err.stdout:
+			debug(f'Error calling lsblk: {stdout.decode().rstrip()}')
 
 		if dev_path:
 			raise DiskError(f'Failed to read disk "{dev_path}" with lsblk')
 
 		raise err
 
-	output = worker.output(remove_cr=False)
-	return LsblkOutput.model_validate_json(output)
+	return LsblkOutput.model_validate_json(result.stdout)
 
 
 def get_lsblk_info(