AI Trajectory


Trajectory: (Expand/Collapse All)
Seq Timestamp Type Name Duration
0/0 2026/07/19 13:41 flow patch-triage
0m Args: 
null

Results: 
{
  "EnableConfigs": null,
  "FocusSymbols": [],
  "Reasoning": "The patch only updates error logging statements to use the '%pe' format specifier for printing error pointers instead of using '%ld' and PTR_ERR(). This is a purely decorative change that does not functionally alter the execution flow.",
  "WorthFuzzing": false
}
1/1 2026/07/19 13:41 action read-patch-diff
0m Args: 
null

Results: 
{
  "PatchDiff": "commit 4d64805f597d851f3b9404f3b07fcbd251fdecc6\nAuthor: syz-cluster \u003ctriage@syzkaller.com\u003e\nDate:   Sun Jul 19 13:41:44 2026 +0000\n\n    syz-cluster: applied patch under review\n\ndiff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c\nindex 9600e1ec099304..c78caa1b57c9d9 100644\n--- a/drivers/usb/atm/usbatm.c\n+++ b/drivers/usb/atm/usbatm.c\n@@ -979,8 +979,8 @@ static int usbatm_heavy_init(struct usbatm_data *instance)\n \tt = kthread_create(usbatm_do_heavy_init, instance, \"%s\",\n \t\t\tinstance-\u003edriver-\u003edriver_name);\n \tif (IS_ERR(t)) {\n-\t\tusb_err(instance, \"%s: failed to create kernel_thread (%ld)!\\n\",\n-\t\t\t\t__func__, PTR_ERR(t));\n+\t\tusb_err(instance, \"%s: failed to create kernel_thread (%pe)!\\n\",\n+\t\t\t\t__func__, t);\n \t\treturn PTR_ERR(t);\n \t}\n \ndiff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c\nindex 56d2ba824a0b20..7bfe37ed68aeb5 100644\n--- a/drivers/usb/chipidea/ci_hdrc_imx.c\n+++ b/drivers/usb/chipidea/ci_hdrc_imx.c\n@@ -218,8 +218,8 @@ static int imx_get_clks(struct device *dev)\n \t\tif (IS_ERR(data-\u003eclk)) {\n \t\t\tret = PTR_ERR(data-\u003eclk);\n \t\t\tdev_err(dev,\n-\t\t\t\t\"Failed to get clks, err=%ld,%ld\\n\",\n-\t\t\t\tPTR_ERR(data-\u003eclk), PTR_ERR(data-\u003eclk_ipg));\n+\t\t\t\t\"Failed to get clks, err=%pe,%pe\\n\",\n+\t\t\t\tdata-\u003eclk, data-\u003eclk_ipg);\n \t\t\treturn ret;\n \t\t}\n \t\t/* Get wakeup clock. Not all of the platforms need to\n@@ -448,8 +448,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)\n \t\tpinctrl_hsic_idle = pinctrl_lookup_state(data-\u003epinctrl, \"idle\");\n \t\tif (IS_ERR(pinctrl_hsic_idle)) {\n \t\t\tdev_err(dev,\n-\t\t\t\t\"pinctrl_hsic_idle lookup failed, err=%ld\\n\",\n-\t\t\t\t\tPTR_ERR(pinctrl_hsic_idle));\n+\t\t\t\t\"pinctrl_hsic_idle lookup failed, err=%pe\\n\",\n+\t\t\t\t\tpinctrl_hsic_idle);\n \t\t\tret = PTR_ERR(pinctrl_hsic_idle);\n \t\t\tgoto err_put;\n \t\t}\n@@ -464,8 +464,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)\n \t\t\t\t\t\t\t\t\"active\");\n \t\tif (IS_ERR(data-\u003epinctrl_hsic_active)) {\n \t\t\tdev_err(dev,\n-\t\t\t\t\"pinctrl_hsic_active lookup failed, err=%ld\\n\",\n-\t\t\t\t\tPTR_ERR(data-\u003epinctrl_hsic_active));\n+\t\t\t\t\"pinctrl_hsic_active lookup failed, err=%pe\\n\",\n+\t\t\t\t\tdata-\u003epinctrl_hsic_active);\n \t\t\tret = PTR_ERR(data-\u003epinctrl_hsic_active);\n \t\t\tgoto err_put;\n \t\t}\ndiff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c\nindex 07563be0013f4d..09db8a4eace202 100644\n--- a/drivers/usb/chipidea/core.c\n+++ b/drivers/usb/chipidea/core.c\n@@ -680,8 +680,8 @@ static int ci_get_platdata(struct device *dev,\n \t\t\t/* no vbus regulator is needed */\n \t\t\tplatdata-\u003ereg_vbus = NULL;\n \t\t} else if (IS_ERR(platdata-\u003ereg_vbus)) {\n-\t\t\tdev_err(dev, \"Getting regulator error: %ld\\n\",\n-\t\t\t\tPTR_ERR(platdata-\u003ereg_vbus));\n+\t\t\tdev_err(dev, \"Getting regulator error: %pe\\n\",\n+\t\t\t\tplatdata-\u003ereg_vbus);\n \t\t\treturn PTR_ERR(platdata-\u003ereg_vbus);\n \t\t}\n \t\t/* Get TPL support */\ndiff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c\nindex 5262e11c12cd3a..5e33e3984499fc 100644\n--- a/drivers/usb/core/hub.c\n+++ b/drivers/usb/core/hub.c\n@@ -5671,8 +5671,8 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,\n \t\t\tdescr = usb_get_device_descriptor(udev);\n \t\t\tif (IS_ERR(descr)) {\n \t\t\t\tdev_dbg(\u0026udev-\u003edev,\n-\t\t\t\t\t\t\"can't read device descriptor %ld\\n\",\n-\t\t\t\t\t\tPTR_ERR(descr));\n+\t\t\t\t\t\t\"can't read device descriptor %pe\\n\",\n+\t\t\t\t\t\tdescr);\n \t\t\t} else {\n \t\t\t\tif (descriptors_changed(udev, descr,\n \t\t\t\t\t\tudev-\u003ebos)) {\ndiff --git a/drivers/usb/dwc2/pci.c b/drivers/usb/dwc2/pci.c\nindex f3a1e4232a31dc..9845327f95c59f 100644\n--- a/drivers/usb/dwc2/pci.c\n+++ b/drivers/usb/dwc2/pci.c\n@@ -68,8 +68,8 @@ static int dwc2_pci_probe(struct pci_dev *pci,\n \n \tphy = usb_phy_generic_register();\n \tif (IS_ERR(phy)) {\n-\t\tdev_err(dev, \"error registering generic PHY (%ld)\\n\",\n-\t\t\tPTR_ERR(phy));\n+\t\tdev_err(dev, \"error registering generic PHY (%pe)\\n\",\n+\t\t\tphy);\n \t\treturn PTR_ERR(phy);\n \t}\n \ndiff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c\nindex cdd1dfc666c4f6..da31e5cea0a551 100644\n--- a/drivers/usb/gadget/function/u_serial.c\n+++ b/drivers/usb/gadget/function/u_serial.c\n@@ -1311,8 +1311,8 @@ int gserial_alloc_line_no_console(unsigned char *line_num)\n \ttty_dev = tty_port_register_device(\u0026port-\u003eport,\n \t\t\tgs_tty_driver, port_num, NULL);\n \tif (IS_ERR(tty_dev)) {\n-\t\tpr_err(\"%s: failed to register tty for port %d, err %ld\\n\",\n-\t\t\t\t__func__, port_num, PTR_ERR(tty_dev));\n+\t\tpr_err(\"%s: failed to register tty for port %d, err %pe\\n\",\n+\t\t\t\t__func__, port_num, tty_dev);\n \n \t\tret = PTR_ERR(tty_dev);\n \t\tmutex_lock(\u0026ports[port_num].lock);\ndiff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c\nindex 759770a1326061..3ac57d31376c2b 100644\n--- a/drivers/usb/misc/usb3503.c\n+++ b/drivers/usb/misc/usb3503.c\n@@ -202,8 +202,8 @@ static int usb3503_probe(struct usb3503 *hub)\n \n \t\thub-\u003eclk = devm_clk_get_optional(dev, \"refclk\");\n \t\tif (IS_ERR(hub-\u003eclk)) {\n-\t\t\tdev_err(dev, \"unable to request refclk (%ld)\\n\",\n-\t\t\t\t\tPTR_ERR(hub-\u003eclk));\n+\t\t\tdev_err(dev, \"unable to request refclk (%pe)\\n\",\n+\t\t\t\t\thub-\u003eclk);\n \t\t\treturn PTR_ERR(hub-\u003eclk);\n \t\t}\n \ndiff --git a/drivers/usb/typec/mux/pi3usb30532.c b/drivers/usb/typec/mux/pi3usb30532.c\nindex 985683fe49e914..a2357a28ecf4b0 100644\n--- a/drivers/usb/typec/mux/pi3usb30532.c\n+++ b/drivers/usb/typec/mux/pi3usb30532.c\n@@ -139,8 +139,8 @@ static int pi3usb30532_probe(struct i2c_client *client)\n \n \tpi-\u003esw = typec_switch_register(dev, \u0026sw_desc);\n \tif (IS_ERR(pi-\u003esw)) {\n-\t\tdev_err(dev, \"Error registering typec switch: %ld\\n\",\n-\t\t\tPTR_ERR(pi-\u003esw));\n+\t\tdev_err(dev, \"Error registering typec switch: %pe\\n\",\n+\t\t\tpi-\u003esw);\n \t\treturn PTR_ERR(pi-\u003esw);\n \t}\n \n@@ -151,8 +151,8 @@ static int pi3usb30532_probe(struct i2c_client *client)\n \tpi-\u003emux = typec_mux_register(dev, \u0026mux_desc);\n \tif (IS_ERR(pi-\u003emux)) {\n \t\ttypec_switch_unregister(pi-\u003esw);\n-\t\tdev_err(dev, \"Error registering typec mux: %ld\\n\",\n-\t\t\tPTR_ERR(pi-\u003emux));\n+\t\tdev_err(dev, \"Error registering typec mux: %pe\\n\",\n+\t\t\tpi-\u003emux);\n \t\treturn PTR_ERR(pi-\u003emux);\n \t}\n \ndiff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c\nindex 89eec20a2064ce..ad10470ea73b06 100644\n--- a/drivers/usb/typec/tcpm/tcpm.c\n+++ b/drivers/usb/typec/tcpm/tcpm.c\n@@ -4796,7 +4796,7 @@ static void tcpm_typec_connect(struct tcpm_port *port)\n \t\t\tport-\u003epartner_desc.accessory = TYPEC_ACCESSORY_NONE;\n \t\tpartner = typec_register_partner(port-\u003etypec_port, \u0026port-\u003epartner_desc);\n \t\tif (IS_ERR(partner)) {\n-\t\t\tdev_err(port-\u003edev, \"Failed to register partner (%ld)\\n\", PTR_ERR(partner));\n+\t\t\tdev_err(port-\u003edev, \"Failed to register partner (%pe)\\n\", partner);\n \t\t\treturn;\n \t\t}\n \ndiff --git a/drivers/usb/typec/wusb3801.c b/drivers/usb/typec/wusb3801.c\nindex 6062875fb04a9d..86d13ab4167044 100644\n--- a/drivers/usb/typec/wusb3801.c\n+++ b/drivers/usb/typec/wusb3801.c\n@@ -277,8 +277,8 @@ static void wusb3801_hw_update(struct wusb3801 *wusb3801)\n \t\tif (partner_type != WUSB3801_STAT_PARTNER_STANDBY) {\n \t\t\twusb3801-\u003epartner = typec_register_partner(port, \u0026desc);\n \t\t\tif (IS_ERR(wusb3801-\u003epartner))\n-\t\t\t\tdev_err(dev, \"Failed to register partner: %ld\\n\",\n-\t\t\t\t\tPTR_ERR(wusb3801-\u003epartner));\n+\t\t\t\tdev_err(dev, \"Failed to register partner: %pe\\n\",\n+\t\t\t\t\twusb3801-\u003epartner);\n \t\t}\n \n \t\tdata_role = pwr_role == TYPEC_SOURCE ? TYPEC_HOST : TYPEC_DEVICE;\n"
}
2/1 2026/07/19 13:41 agent patch-evaluator
0m Model: 
gemini-3.1-pro-preview

Args: 
null

Results: 
{
  "EnableConfigs": null,
  "FocusSymbols": [],
  "Reasoning": "The patch only updates error logging statements to use the '%pe' format specifier for printing error pointers instead of using '%ld' and PTR_ERR(). This is a purely decorative change that does not functionally alter the execution flow.",
  "WorthFuzzing": false
}

Instruction: 
You are an expert Linux kernel maintainer.
Your job is to review a provided patch series and determine
if it makes functional changes to the kernel that should be fuzzed.

IMPORTANT: The changes have ALREADY been applied and committed as the HEAD commit in
your workspace. Do NOT rely on your internal knowledge of the kernel. You must actively
use your code access tools to examine the actual source code and confirm any assumptions.

Return WorthFuzzing=false if the patch only contains:
- Modifications to Documentation/, Kconfig files, or code comments.
- Purely decorative changes, such as logging (e.g., pr_err, printk) or tracepoints.
- Changes to numeric constants or macros that do not functionally alter execution flow.
- Code paths that are impossible to reach in virtualized environments like GCE or QEMU,
even when utilizing software-emulated hardware (e.g., usb gadget, mac80211_hwsim).

If it modifies reachable core kernel logic, drivers, or architectures, use your code search
tools to verify the code can be executed, then return WorthFuzzing=true.

When returning WorthFuzzing=true, you MUST ALSO:
1. Extract any specific kernel functions that should be heavily fuzzed into FocusSymbols.
   Avoid listing generic hot-path functions to prevent skewed test distributions.
2. Identify any specific CONFIG_ options required to properly test this new/modified feature.
   Go and look into the Kconfig files and check for ifdefs around the code, do not make assumptions.
   Do not list too generic configs (we already have them enabled). Only list those that
   specifically cover the modified code. List them in the EnableConfigs output array,
   and DO NOT add a 'CONFIG_' prefix (e.g., return "NET_IPV4" instead of "CONFIG_NET_IPV4").
Prefer calling several tools at the same time to save round-trips.


Use set-results tool to provide results of the analysis.
It must be called exactly once before the final reply.
Ignore results of this tool.

Prompt: 
For your convenience, here is the diff of the changes:
commit 4d64805f597d851f3b9404f3b07fcbd251fdecc6
Author: syz-cluster <triage@syzkaller.com>
Date:   Sun Jul 19 13:41:44 2026 +0000

    syz-cluster: applied patch under review

diff --git a/drivers/usb/atm/usbatm.c b/drivers/usb/atm/usbatm.c
index 9600e1ec099304..c78caa1b57c9d9 100644
--- a/drivers/usb/atm/usbatm.c
+++ b/drivers/usb/atm/usbatm.c
@@ -979,8 +979,8 @@ static int usbatm_heavy_init(struct usbatm_data *instance)
 	t = kthread_create(usbatm_do_heavy_init, instance, "%s",
 			instance->driver->driver_name);
 	if (IS_ERR(t)) {
-		usb_err(instance, "%s: failed to create kernel_thread (%ld)!\n",
-				__func__, PTR_ERR(t));
+		usb_err(instance, "%s: failed to create kernel_thread (%pe)!\n",
+				__func__, t);
 		return PTR_ERR(t);
 	}
 
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index 56d2ba824a0b20..7bfe37ed68aeb5 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -218,8 +218,8 @@ static int imx_get_clks(struct device *dev)
 		if (IS_ERR(data->clk)) {
 			ret = PTR_ERR(data->clk);
 			dev_err(dev,
-				"Failed to get clks, err=%ld,%ld\n",
-				PTR_ERR(data->clk), PTR_ERR(data->clk_ipg));
+				"Failed to get clks, err=%pe,%pe\n",
+				data->clk, data->clk_ipg);
 			return ret;
 		}
 		/* Get wakeup clock. Not all of the platforms need to
@@ -448,8 +448,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 		pinctrl_hsic_idle = pinctrl_lookup_state(data->pinctrl, "idle");
 		if (IS_ERR(pinctrl_hsic_idle)) {
 			dev_err(dev,
-				"pinctrl_hsic_idle lookup failed, err=%ld\n",
-					PTR_ERR(pinctrl_hsic_idle));
+				"pinctrl_hsic_idle lookup failed, err=%pe\n",
+					pinctrl_hsic_idle);
 			ret = PTR_ERR(pinctrl_hsic_idle);
 			goto err_put;
 		}
@@ -464,8 +464,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
 								"active");
 		if (IS_ERR(data->pinctrl_hsic_active)) {
 			dev_err(dev,
-				"pinctrl_hsic_active lookup failed, err=%ld\n",
-					PTR_ERR(data->pinctrl_hsic_active));
+				"pinctrl_hsic_active lookup failed, err=%pe\n",
+					data->pinctrl_hsic_active);
 			ret = PTR_ERR(data->pinctrl_hsic_active);
 			goto err_put;
 		}
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index 07563be0013f4d..09db8a4eace202 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -680,8 +680,8 @@ static int ci_get_platdata(struct device *dev,
 			/* no vbus regulator is needed */
 			platdata->reg_vbus = NULL;
 		} else if (IS_ERR(platdata->reg_vbus)) {
-			dev_err(dev, "Getting regulator error: %ld\n",
-				PTR_ERR(platdata->reg_vbus));
+			dev_err(dev, "Getting regulator error: %pe\n",
+				platdata->reg_vbus);
 			return PTR_ERR(platdata->reg_vbus);
 		}
 		/* Get TPL support */
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 5262e11c12cd3a..5e33e3984499fc 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -5671,8 +5671,8 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
 			descr = usb_get_device_descriptor(udev);
 			if (IS_ERR(descr)) {
 				dev_dbg(&udev->dev,
-						"can't read device descriptor %ld\n",
-						PTR_ERR(descr));
+						"can't read device descriptor %pe\n",
+						descr);
 			} else {
 				if (descriptors_changed(udev, descr,
 						udev->bos)) {
diff --git a/drivers/usb/dwc2/pci.c b/drivers/usb/dwc2/pci.c
index f3a1e4232a31dc..9845327f95c59f 100644
--- a/drivers/usb/dwc2/pci.c
+++ b/drivers/usb/dwc2/pci.c
@@ -68,8 +68,8 @@ static int dwc2_pci_probe(struct pci_dev *pci,
 
 	phy = usb_phy_generic_register();
 	if (IS_ERR(phy)) {
-		dev_err(dev, "error registering generic PHY (%ld)\n",
-			PTR_ERR(phy));
+		dev_err(dev, "error registering generic PHY (%pe)\n",
+			phy);
 		return PTR_ERR(phy);
 	}
 
diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c
index cdd1dfc666c4f6..da31e5cea0a551 100644
--- a/drivers/usb/gadget/function/u_serial.c
+++ b/drivers/usb/gadget/function/u_serial.c
@@ -1311,8 +1311,8 @@ int gserial_alloc_line_no_console(unsigned char *line_num)
 	tty_dev = tty_port_register_device(&port->port,
 			gs_tty_driver, port_num, NULL);
 	if (IS_ERR(tty_dev)) {
-		pr_err("%s: failed to register tty for port %d, err %ld\n",
-				__func__, port_num, PTR_ERR(tty_dev));
+		pr_err("%s: failed to register tty for port %d, err %pe\n",
+				__func__, port_num, tty_dev);
 
 		ret = PTR_ERR(tty_dev);
 		mutex_lock(&ports[port_num].lock);
diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c
index 759770a1326061..3ac57d31376c2b 100644
--- a/drivers/usb/misc/usb3503.c
+++ b/drivers/usb/misc/usb3503.c
@@ -202,8 +202,8 @@ static int usb3503_probe(struct usb3503 *hub)
 
 		hub->clk = devm_clk_get_optional(dev, "refclk");
 		if (IS_ERR(hub->clk)) {
-			dev_err(dev, "unable to request refclk (%ld)\n",
-					PTR_ERR(hub->clk));
+			dev_err(dev, "unable to request refclk (%pe)\n",
+					hub->clk);
 			return PTR_ERR(hub->clk);
 		}
 
diff --git a/drivers/usb/typec/mux/pi3usb30532.c b/drivers/usb/typec/mux/pi3usb30532.c
index 985683fe49e914..a2357a28ecf4b0 100644
--- a/drivers/usb/typec/mux/pi3usb30532.c
+++ b/drivers/usb/typec/mux/pi3usb30532.c
@@ -139,8 +139,8 @@ static int pi3usb30532_probe(struct i2c_client *client)
 
 	pi->sw = typec_switch_register(dev, &sw_desc);
 	if (IS_ERR(pi->sw)) {
-		dev_err(dev, "Error registering typec switch: %ld\n",
-			PTR_ERR(pi->sw));
+		dev_err(dev, "Error registering typec switch: %pe\n",
+			pi->sw);
 		return PTR_ERR(pi->sw);
 	}
 
@@ -151,8 +151,8 @@ static int pi3usb30532_probe(struct i2c_client *client)
 	pi->mux = typec_mux_register(dev, &mux_desc);
 	if (IS_ERR(pi->mux)) {
 		typec_switch_unregister(pi->sw);
-		dev_err(dev, "Error registering typec mux: %ld\n",
-			PTR_ERR(pi->mux));
+		dev_err(dev, "Error registering typec mux: %pe\n",
+			pi->mux);
 		return PTR_ERR(pi->mux);
 	}
 
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 89eec20a2064ce..ad10470ea73b06 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -4796,7 +4796,7 @@ static void tcpm_typec_connect(struct tcpm_port *port)
 			port->partner_desc.accessory = TYPEC_ACCESSORY_NONE;
 		partner = typec_register_partner(port->typec_port, &port->partner_desc);
 		if (IS_ERR(partner)) {
-			dev_err(port->dev, "Failed to register partner (%ld)\n", PTR_ERR(partner));
+			dev_err(port->dev, "Failed to register partner (%pe)\n", partner);
 			return;
 		}
 
diff --git a/drivers/usb/typec/wusb3801.c b/drivers/usb/typec/wusb3801.c
index 6062875fb04a9d..86d13ab4167044 100644
--- a/drivers/usb/typec/wusb3801.c
+++ b/drivers/usb/typec/wusb3801.c
@@ -277,8 +277,8 @@ static void wusb3801_hw_update(struct wusb3801 *wusb3801)
 		if (partner_type != WUSB3801_STAT_PARTNER_STANDBY) {
 			wusb3801->partner = typec_register_partner(port, &desc);
 			if (IS_ERR(wusb3801->partner))
-				dev_err(dev, "Failed to register partner: %ld\n",
-					PTR_ERR(wusb3801->partner));
+				dev_err(dev, "Failed to register partner: %pe\n",
+					wusb3801->partner);
 		}
 
 		data_role = pwr_role == TYPEC_SOURCE ? TYPEC_HOST : TYPEC_DEVICE;

3/2 2026/07/19 13:41 llm patch-evaluator
0m Model: 
gemini-3.1-pro-preview

Args: 
null

Results: 
null

Tokens: 
							input: 4842
							output: 77
							thoughts: 529

Thoughts: 
**Analyzing a Logging-Only Change in the USB Subsystem**

Okay, so I've got this patch here and it's making a purely cosmetic change within the USB subsystem. Specifically, it's swapping out `PTR_ERR(x)` for `%pe` and `x` itself in various error logging calls like `dev_err`, `pr_err`, and `usb_err`. Essentially, we're refining the error message formatting for these prints.

Let's quickly verify. I see examples like `usb_err(instance, "%s: failed to create kernel_thread (%pe)!\n", __func__, t);`, `dev_err(dev, "Failed to get clks, err=%pe,%pe\n", data->clk, data->clk_ipg);`, and so on. It's the same pattern across all of them. The intent is to print the raw pointer value with `%pe` which is the correct format specifier for a pointer-as-error.

Looking at each instance, it's clear: this is just standardizing the error pointer printing. It's a standard kernel best practice to print the error pointer with `%pe`.  No functional change, no alteration to execution flow. This is a logging enhancement, plain and simple.

Therefore, given my understanding of the kernel and error handling, this change is not going to introduce anything fuzz-worthy.  I'm confidently returning `WorthFuzzing=false`.

4/2 2026/07/19 13:41 tool set-results
0m Args: 
{
  "EnableConfigs": [],
  "FocusSymbols": [],
  "Reasoning": "The patch only updates error logging statements to use the '%pe' format specifier for printing error pointers instead of using '%ld' and PTR_ERR(). This is a purely decorative change that does not functionally alter the execution flow.",
  "WorthFuzzing": false
}

Results: 
{
  "EnableConfigs": null,
  "FocusSymbols": [],
  "Reasoning": "The patch only updates error logging statements to use the '%pe' format specifier for printing error pointers instead of using '%ld' and PTR_ERR(). This is a purely decorative change that does not functionally alter the execution flow.",
  "WorthFuzzing": false
}
LLM Calls Summary:
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Tool Calls Summary:
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