AI Trajectory

Trajectory: (Expand/Collapse All)
Seq	Timestamp	Type	Name	Duration
0/0	2026/07/11 16:04	flow	patch-triage	0m Args: null Results: { "EnableConfigs": null, "FocusSymbols": [], "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.", "WorthFuzzing": false }
1/1	2026/07/11 16:04	action	read-patch-diff	0m Args: null Results: { "PatchDiff": "commit 3c169aed9cb7b5343cd2e43442be8ef2895cef8b\nAuthor: syz-cluster \u003ctriage@syzkaller.com\u003e\nDate: Sat Jul 11 16:04:02 2026 +0000\n\n syz-cluster: applied patch under review\n\ndiff --git a/tools/testing/selftests/drivers/net/config b/tools/testing/selftests/drivers/net/config\nindex 91d4fd4109145b..2070e890e064e5 100644\n--- a/tools/testing/selftests/drivers/net/config\n+++ b/tools/testing/selftests/drivers/net/config\n@@ -4,6 +4,8 @@ CONFIG_DEBUG_INFO_BTF_MODULES=n\n CONFIG_INET_PSP=y\n CONFIG_IPV6=y\n CONFIG_MACSEC=m\n+CONFIG_NET_CLS_ACT=y\n+CONFIG_NET_CLS_BPF=y\n CONFIG_NETCONSOLE=m\n CONFIG_NETCONSOLE_DYNAMIC=y\n CONFIG_NETCONSOLE_EXTENDED_LOG=y\n@@ -11,6 +13,7 @@ CONFIG_NETDEVSIM=m\n CONFIG_NETKIT=y\n CONFIG_NET_SCH_ETF=m\n CONFIG_NET_SCH_FQ=m\n+CONFIG_NET_SCH_INGRESS=y\n CONFIG_PPP=y\n CONFIG_PPPOE=y\n CONFIG_VLAN_8021Q=m\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh\nindex 96d704b8d9d908..4436567abc94a0 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh\n@@ -50,7 +50,7 @@ do\n \t# Send the message\n \techo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n \t# Wait until socat saves the file to disk\n-\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" \|\| true\n \t# Make sure the message was received in the dst part\n \t# and exit\n \tvalidate_msg \"${OUTPUT_FILE}\"\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh\nindex 0dc7280c30807a..fc3db40c1df5bd 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh\n@@ -104,7 +104,7 @@ wait_local_port_listen \"${NAMESPACE}\" \"${PORT}\" udp\n # Send the message\n echo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n # Wait until socat saves the file to disk\n-busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" \|\| true\n # Check if the message was not corrupted\n validate_fragmented_result \"${OUTPUT_FILE}\"\n \n@@ -117,6 +117,6 @@ disable_release_append\n listen_port_and_save_to \"${OUTPUT_FILE}\" \u0026\n wait_local_port_listen \"${NAMESPACE}\" \"${PORT}\" udp\n echo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n-busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" \|\| true\n validate_fragmented_result \"${OUTPUT_FILE}\"\n exit \"${ksft_pass}\"\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh\nindex cb59cf436dd0a3..cec6afaba4a340 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh\n@@ -107,7 +107,7 @@ do\n \t# Send the message\n \techo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n \t# Wait until socat saves the file to disk\n-\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" \|\| true\n \t# Make sure the message was received in the dst part\n \t# and exit\n \tvalidate_msg \"${OUTPUT_FILE}\"\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh\nindex 3fb8c4afe3d2cf..7089f7bd1e340d 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh\n@@ -197,7 +197,7 @@ function runtest {\n \t# Send the message\n \ttaskset -c \"${CPU}\" echo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n \t# Wait until socat saves the file to disk\n-\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" \|\| true\n }\n \n # ========== #\ndiff --git a/tools/testing/selftests/drivers/net/settings b/tools/testing/selftests/drivers/net/settings\nnew file mode 100644\nindex 00000000000000..eef533824a3c19\n--- /dev/null\n+++ b/tools/testing/selftests/drivers/net/settings\n@@ -0,0 +1 @@\n+timeout=360\ndiff --git a/tools/testing/selftests/net/af_unix/config b/tools/testing/selftests/net/af_unix/config\nindex b5429c15a53c75..41dbb03c747eb7 100644\n--- a/tools/testing/selftests/net/af_unix/config\n+++ b/tools/testing/selftests/net/af_unix/config\n@@ -1,3 +1,4 @@\n CONFIG_AF_UNIX_OOB=y\n CONFIG_UNIX=y\n CONFIG_UNIX_DIAG=m\n+CONFIG_USER_NS=y\ndiff --git a/tools/testing/selftests/net/openvswitch/config b/tools/testing/selftests/net/openvswitch/config\nnew file mode 100644\nindex 00000000000000..c659749cd086c7\n--- /dev/null\n+++ b/tools/testing/selftests/net/openvswitch/config\n@@ -0,0 +1,16 @@\n+CONFIG_GENEVE=m\n+CONFIG_INET_DIAG=y\n+CONFIG_IPV6=y\n+CONFIG_NETFILTER=y\n+CONFIG_NET_IPGRE=m\n+CONFIG_NET_IPGRE_DEMUX=m\n+CONFIG_NF_CONNTRACK=m\n+CONFIG_NF_CONNTRACK_OVS=y\n+CONFIG_OPENVSWITCH=m\n+CONFIG_OPENVSWITCH_GENEVE=m\n+CONFIG_OPENVSWITCH_GRE=m\n+CONFIG_OPENVSWITCH_VXLAN=m\n+CONFIG_PSAMPLE=m\n+CONFIG_VETH=y\n+CONFIG_VLAN_8021Q=y\n+CONFIG_VXLAN=m\ndiff --git a/tools/testing/selftests/net/ovpn/config b/tools/testing/selftests/net/ovpn/config\nindex d6cf033d555e70..6b424762e46ee3 100644\n--- a/tools/testing/selftests/net/ovpn/config\n+++ b/tools/testing/selftests/net/ovpn/config\n@@ -4,6 +4,7 @@ CONFIG_CRYPTO_CHACHA20POLY1305=y\n CONFIG_CRYPTO_GCM=y\n CONFIG_DST_CACHE=y\n CONFIG_INET=y\n+CONFIG_IPV6=y\n CONFIG_NET=y\n CONFIG_NETFILTER=y\n CONFIG_NET_UDP_TUNNEL=y\n@@ -11,3 +12,4 @@ CONFIG_NF_TABLES=m\n CONFIG_NF_TABLES_INET=y\n CONFIG_OVPN=m\n CONFIG_STREAM_PARSER=y\n+CONFIG_VETH=y\ndiff --git a/tools/testing/selftests/net/ovpn/settings b/tools/testing/selftests/net/ovpn/settings\nnew file mode 100644\nindex 00000000000000..ba4d85f74cd6b9\n--- /dev/null\n+++ b/tools/testing/selftests/net/ovpn/settings\n@@ -0,0 +1 @@\n+timeout=90\n" }
2/1	2026/07/11 16:04	agent	patch-evaluator	0m Model: gemini-3.1-pro-preview Args: null Results: { "EnableConfigs": null, "FocusSymbols": [], "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.", "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 3c169aed9cb7b5343cd2e43442be8ef2895cef8b Author: syz-cluster <triage@syzkaller.com> Date: Sat Jul 11 16:04:02 2026 +0000 syz-cluster: applied patch under review diff --git a/tools/testing/selftests/drivers/net/config b/tools/testing/selftests/drivers/net/config index 91d4fd4109145b..2070e890e064e5 100644 --- a/tools/testing/selftests/drivers/net/config +++ b/tools/testing/selftests/drivers/net/config @@ -4,6 +4,8 @@ CONFIG_DEBUG_INFO_BTF_MODULES=n CONFIG_INET_PSP=y CONFIG_IPV6=y CONFIG_MACSEC=m +CONFIG_NET_CLS_ACT=y +CONFIG_NET_CLS_BPF=y CONFIG_NETCONSOLE=m CONFIG_NETCONSOLE_DYNAMIC=y CONFIG_NETCONSOLE_EXTENDED_LOG=y @@ -11,6 +13,7 @@ CONFIG_NETDEVSIM=m CONFIG_NETKIT=y CONFIG_NET_SCH_ETF=m CONFIG_NET_SCH_FQ=m +CONFIG_NET_SCH_INGRESS=y CONFIG_PPP=y CONFIG_PPPOE=y CONFIG_VLAN_8021Q=m diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh index 96d704b8d9d908..4436567abc94a0 100755 --- a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh +++ b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh @@ -50,7 +50,7 @@ do # Send the message echo "${MSG}: ${TARGET}" > /dev/kmsg # Wait until socat saves the file to disk - busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" + busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" \|\| true # Make sure the message was received in the dst part # and exit validate_msg "${OUTPUT_FILE}" diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh index 0dc7280c30807a..fc3db40c1df5bd 100755 --- a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh +++ b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh @@ -104,7 +104,7 @@ wait_local_port_listen "${NAMESPACE}" "${PORT}" udp # Send the message echo "${MSG}: ${TARGET}" > /dev/kmsg # Wait until socat saves the file to disk -busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" +busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" \|\| true # Check if the message was not corrupted validate_fragmented_result "${OUTPUT_FILE}" @@ -117,6 +117,6 @@ disable_release_append listen_port_and_save_to "${OUTPUT_FILE}" & wait_local_port_listen "${NAMESPACE}" "${PORT}" udp echo "${MSG}: ${TARGET}" > /dev/kmsg -busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" +busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" \|\| true validate_fragmented_result "${OUTPUT_FILE}" exit "${ksft_pass}" diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh index cb59cf436dd0a3..cec6afaba4a340 100755 --- a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh +++ b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh @@ -107,7 +107,7 @@ do # Send the message echo "${MSG}: ${TARGET}" > /dev/kmsg # Wait until socat saves the file to disk - busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" + busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" \|\| true # Make sure the message was received in the dst part # and exit validate_msg "${OUTPUT_FILE}" diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh index 3fb8c4afe3d2cf..7089f7bd1e340d 100755 --- a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh +++ b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh @@ -197,7 +197,7 @@ function runtest { # Send the message taskset -c "${CPU}" echo "${MSG}: ${TARGET}" > /dev/kmsg # Wait until socat saves the file to disk - busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" + busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" \|\| true } # ========== # diff --git a/tools/testing/selftests/drivers/net/settings b/tools/testing/selftests/drivers/net/settings new file mode 100644 index 00000000000000..eef533824a3c19 --- /dev/null +++ b/tools/testing/selftests/drivers/net/settings @@ -0,0 +1 @@ +timeout=360 diff --git a/tools/testing/selftests/net/af_unix/config b/tools/testing/selftests/net/af_unix/config index b5429c15a53c75..41dbb03c747eb7 100644 --- a/tools/testing/selftests/net/af_unix/config +++ b/tools/testing/selftests/net/af_unix/config @@ -1,3 +1,4 @@ CONFIG_AF_UNIX_OOB=y CONFIG_UNIX=y CONFIG_UNIX_DIAG=m +CONFIG_USER_NS=y diff --git a/tools/testing/selftests/net/openvswitch/config b/tools/testing/selftests/net/openvswitch/config new file mode 100644 index 00000000000000..c659749cd086c7 --- /dev/null +++ b/tools/testing/selftests/net/openvswitch/config @@ -0,0 +1,16 @@ +CONFIG_GENEVE=m +CONFIG_INET_DIAG=y +CONFIG_IPV6=y +CONFIG_NETFILTER=y +CONFIG_NET_IPGRE=m +CONFIG_NET_IPGRE_DEMUX=m +CONFIG_NF_CONNTRACK=m +CONFIG_NF_CONNTRACK_OVS=y +CONFIG_OPENVSWITCH=m +CONFIG_OPENVSWITCH_GENEVE=m +CONFIG_OPENVSWITCH_GRE=m +CONFIG_OPENVSWITCH_VXLAN=m +CONFIG_PSAMPLE=m +CONFIG_VETH=y +CONFIG_VLAN_8021Q=y +CONFIG_VXLAN=m diff --git a/tools/testing/selftests/net/ovpn/config b/tools/testing/selftests/net/ovpn/config index d6cf033d555e70..6b424762e46ee3 100644 --- a/tools/testing/selftests/net/ovpn/config +++ b/tools/testing/selftests/net/ovpn/config @@ -4,6 +4,7 @@ CONFIG_CRYPTO_CHACHA20POLY1305=y CONFIG_CRYPTO_GCM=y CONFIG_DST_CACHE=y CONFIG_INET=y +CONFIG_IPV6=y CONFIG_NET=y CONFIG_NETFILTER=y CONFIG_NET_UDP_TUNNEL=y @@ -11,3 +12,4 @@ CONFIG_NF_TABLES=m CONFIG_NF_TABLES_INET=y CONFIG_OVPN=m CONFIG_STREAM_PARSER=y +CONFIG_VETH=y diff --git a/tools/testing/selftests/net/ovpn/settings b/tools/testing/selftests/net/ovpn/settings new file mode 100644 index 00000000000000..ba4d85f74cd6b9 --- /dev/null +++ b/tools/testing/selftests/net/ovpn/settings @@ -0,0 +1 @@ +timeout=90
3/2	2026/07/11 16:04	llm	patch-evaluator	0m Model: gemini-3.1-pro-preview Args: null Results: null Tokens: input: 3997 output: 59 thoughts: 293 Thoughts: WorthFuzzing=false: A Quick Assessment Okay, let me quickly assess this patch for fuzzing suitability. The first thing I'm seeing is that the changes are confined to the `tools/testing/selftests/` directory. Right off the bat, that's a good indicator. Let's drill down... Specifically, the patch seems to touch a bunch of configuration files, shell scripts, and settings files within that selftests hierarchy: `drivers/net/config`, shell scripts under `drivers/net/netconsole`, `drivers/net/settings`, and configs for `net/af_unix`, `net/openvswitch`, and `net/ovpn`. This looks like it's all related to testing the networking aspects of the kernel. I'm not seeing anything that appears to modify core kernel functions, drivers themselves (beyond test setup), or architecture-specific code. This is purely test harness stuff and configuration. Given this narrow scope, there's no evidence here of modifications that would introduce new, fuzzer-worthy functional changes to the kernel. Therefore, my recommendation is clear: `WorthFuzzing=false`. No fuzzing needed for these changes.
4/2	2026/07/11 16:04	tool	set-results	0m Args: { "EnableConfigs": [], "FocusSymbols": [], "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.", "WorthFuzzing": false } Results: { "EnableConfigs": null, "FocusSymbols": [], "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.", "WorthFuzzing": false }

Trajectory: (Expand/Collapse All)

Seq

Timestamp

Type

Name

Duration

0/0

2026/07/11 16:04

flow

patch-triage

Args:

null

Results:

{
  "EnableConfigs": null,
  "FocusSymbols": [],
  "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.",
  "WorthFuzzing": false
}

1/1

2026/07/11 16:04

action

read-patch-diff

Args:

null

Results:

{
  "PatchDiff": "commit 3c169aed9cb7b5343cd2e43442be8ef2895cef8b\nAuthor: syz-cluster \u003ctriage@syzkaller.com\u003e\nDate:   Sat Jul 11 16:04:02 2026 +0000\n\n    syz-cluster: applied patch under review\n\ndiff --git a/tools/testing/selftests/drivers/net/config b/tools/testing/selftests/drivers/net/config\nindex 91d4fd4109145b..2070e890e064e5 100644\n--- a/tools/testing/selftests/drivers/net/config\n+++ b/tools/testing/selftests/drivers/net/config\n@@ -4,6 +4,8 @@ CONFIG_DEBUG_INFO_BTF_MODULES=n\n CONFIG_INET_PSP=y\n CONFIG_IPV6=y\n CONFIG_MACSEC=m\n+CONFIG_NET_CLS_ACT=y\n+CONFIG_NET_CLS_BPF=y\n CONFIG_NETCONSOLE=m\n CONFIG_NETCONSOLE_DYNAMIC=y\n CONFIG_NETCONSOLE_EXTENDED_LOG=y\n@@ -11,6 +13,7 @@ CONFIG_NETDEVSIM=m\n CONFIG_NETKIT=y\n CONFIG_NET_SCH_ETF=m\n CONFIG_NET_SCH_FQ=m\n+CONFIG_NET_SCH_INGRESS=y\n CONFIG_PPP=y\n CONFIG_PPPOE=y\n CONFIG_VLAN_8021Q=m\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh\nindex 96d704b8d9d908..4436567abc94a0 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh\n@@ -50,7 +50,7 @@ do\n \t# Send the message\n \techo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n \t# Wait until socat saves the file to disk\n-\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" || true\n \t# Make sure the message was received in the dst part\n \t# and exit\n \tvalidate_msg \"${OUTPUT_FILE}\"\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh\nindex 0dc7280c30807a..fc3db40c1df5bd 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh\n@@ -104,7 +104,7 @@ wait_local_port_listen \"${NAMESPACE}\" \"${PORT}\" udp\n # Send the message\n echo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n # Wait until socat saves the file to disk\n-busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" || true\n # Check if the message was not corrupted\n validate_fragmented_result \"${OUTPUT_FILE}\"\n \n@@ -117,6 +117,6 @@ disable_release_append\n listen_port_and_save_to \"${OUTPUT_FILE}\" \u0026\n wait_local_port_listen \"${NAMESPACE}\" \"${PORT}\" udp\n echo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n-busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+busywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" || true\n validate_fragmented_result \"${OUTPUT_FILE}\"\n exit \"${ksft_pass}\"\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh\nindex cb59cf436dd0a3..cec6afaba4a340 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh\n@@ -107,7 +107,7 @@ do\n \t# Send the message\n \techo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n \t# Wait until socat saves the file to disk\n-\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" || true\n \t# Make sure the message was received in the dst part\n \t# and exit\n \tvalidate_msg \"${OUTPUT_FILE}\"\ndiff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh\nindex 3fb8c4afe3d2cf..7089f7bd1e340d 100755\n--- a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh\n+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh\n@@ -197,7 +197,7 @@ function runtest {\n \t# Send the message\n \ttaskset -c \"${CPU}\" echo \"${MSG}: ${TARGET}\" \u003e /dev/kmsg\n \t# Wait until socat saves the file to disk\n-\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\"\n+\tbusywait \"${BUSYWAIT_TIMEOUT}\" test -s \"${OUTPUT_FILE}\" || true\n }\n \n # ========== #\ndiff --git a/tools/testing/selftests/drivers/net/settings b/tools/testing/selftests/drivers/net/settings\nnew file mode 100644\nindex 00000000000000..eef533824a3c19\n--- /dev/null\n+++ b/tools/testing/selftests/drivers/net/settings\n@@ -0,0 +1 @@\n+timeout=360\ndiff --git a/tools/testing/selftests/net/af_unix/config b/tools/testing/selftests/net/af_unix/config\nindex b5429c15a53c75..41dbb03c747eb7 100644\n--- a/tools/testing/selftests/net/af_unix/config\n+++ b/tools/testing/selftests/net/af_unix/config\n@@ -1,3 +1,4 @@\n CONFIG_AF_UNIX_OOB=y\n CONFIG_UNIX=y\n CONFIG_UNIX_DIAG=m\n+CONFIG_USER_NS=y\ndiff --git a/tools/testing/selftests/net/openvswitch/config b/tools/testing/selftests/net/openvswitch/config\nnew file mode 100644\nindex 00000000000000..c659749cd086c7\n--- /dev/null\n+++ b/tools/testing/selftests/net/openvswitch/config\n@@ -0,0 +1,16 @@\n+CONFIG_GENEVE=m\n+CONFIG_INET_DIAG=y\n+CONFIG_IPV6=y\n+CONFIG_NETFILTER=y\n+CONFIG_NET_IPGRE=m\n+CONFIG_NET_IPGRE_DEMUX=m\n+CONFIG_NF_CONNTRACK=m\n+CONFIG_NF_CONNTRACK_OVS=y\n+CONFIG_OPENVSWITCH=m\n+CONFIG_OPENVSWITCH_GENEVE=m\n+CONFIG_OPENVSWITCH_GRE=m\n+CONFIG_OPENVSWITCH_VXLAN=m\n+CONFIG_PSAMPLE=m\n+CONFIG_VETH=y\n+CONFIG_VLAN_8021Q=y\n+CONFIG_VXLAN=m\ndiff --git a/tools/testing/selftests/net/ovpn/config b/tools/testing/selftests/net/ovpn/config\nindex d6cf033d555e70..6b424762e46ee3 100644\n--- a/tools/testing/selftests/net/ovpn/config\n+++ b/tools/testing/selftests/net/ovpn/config\n@@ -4,6 +4,7 @@ CONFIG_CRYPTO_CHACHA20POLY1305=y\n CONFIG_CRYPTO_GCM=y\n CONFIG_DST_CACHE=y\n CONFIG_INET=y\n+CONFIG_IPV6=y\n CONFIG_NET=y\n CONFIG_NETFILTER=y\n CONFIG_NET_UDP_TUNNEL=y\n@@ -11,3 +12,4 @@ CONFIG_NF_TABLES=m\n CONFIG_NF_TABLES_INET=y\n CONFIG_OVPN=m\n CONFIG_STREAM_PARSER=y\n+CONFIG_VETH=y\ndiff --git a/tools/testing/selftests/net/ovpn/settings b/tools/testing/selftests/net/ovpn/settings\nnew file mode 100644\nindex 00000000000000..ba4d85f74cd6b9\n--- /dev/null\n+++ b/tools/testing/selftests/net/ovpn/settings\n@@ -0,0 +1 @@\n+timeout=90\n"
}

2/1

2026/07/11 16:04

agent

patch-evaluator

Model:

gemini-3.1-pro-preview

Args:

null

Results:

{
  "EnableConfigs": null,
  "FocusSymbols": [],
  "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.",
  "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 3c169aed9cb7b5343cd2e43442be8ef2895cef8b
Author: syz-cluster <triage@syzkaller.com>
Date:   Sat Jul 11 16:04:02 2026 +0000

    syz-cluster: applied patch under review

diff --git a/tools/testing/selftests/drivers/net/config b/tools/testing/selftests/drivers/net/config
index 91d4fd4109145b..2070e890e064e5 100644
--- a/tools/testing/selftests/drivers/net/config
+++ b/tools/testing/selftests/drivers/net/config
@@ -4,6 +4,8 @@ CONFIG_DEBUG_INFO_BTF_MODULES=n
 CONFIG_INET_PSP=y
 CONFIG_IPV6=y
 CONFIG_MACSEC=m
+CONFIG_NET_CLS_ACT=y
+CONFIG_NET_CLS_BPF=y
 CONFIG_NETCONSOLE=m
 CONFIG_NETCONSOLE_DYNAMIC=y
 CONFIG_NETCONSOLE_EXTENDED_LOG=y
@@ -11,6 +13,7 @@ CONFIG_NETDEVSIM=m
 CONFIG_NETKIT=y
 CONFIG_NET_SCH_ETF=m
 CONFIG_NET_SCH_FQ=m
+CONFIG_NET_SCH_INGRESS=y
 CONFIG_PPP=y
 CONFIG_PPPOE=y
 CONFIG_VLAN_8021Q=m
diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh
index 96d704b8d9d908..4436567abc94a0 100755
--- a/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh
+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_cmdline.sh
@@ -50,7 +50,7 @@ do
 	# Send the message
 	echo "${MSG}: ${TARGET}" > /dev/kmsg
 	# Wait until socat saves the file to disk
-	busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}"
+	busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" || true
 	# Make sure the message was received in the dst part
 	# and exit
 	validate_msg "${OUTPUT_FILE}"
diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh
index 0dc7280c30807a..fc3db40c1df5bd 100755
--- a/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh
+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_fragmented_msg.sh
@@ -104,7 +104,7 @@ wait_local_port_listen "${NAMESPACE}" "${PORT}" udp
 # Send the message
 echo "${MSG}: ${TARGET}" > /dev/kmsg
 # Wait until socat saves the file to disk
-busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}"
+busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" || true
 # Check if the message was not corrupted
 validate_fragmented_result "${OUTPUT_FILE}"
 
@@ -117,6 +117,6 @@ disable_release_append
 listen_port_and_save_to "${OUTPUT_FILE}" &
 wait_local_port_listen "${NAMESPACE}" "${PORT}" udp
 echo "${MSG}: ${TARGET}" > /dev/kmsg
-busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}"
+busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" || true
 validate_fragmented_result "${OUTPUT_FILE}"
 exit "${ksft_pass}"
diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh
index cb59cf436dd0a3..cec6afaba4a340 100755
--- a/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh
+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_resume.sh
@@ -107,7 +107,7 @@ do
 	# Send the message
 	echo "${MSG}: ${TARGET}" > /dev/kmsg
 	# Wait until socat saves the file to disk
-	busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}"
+	busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" || true
 	# Make sure the message was received in the dst part
 	# and exit
 	validate_msg "${OUTPUT_FILE}"
diff --git a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh
index 3fb8c4afe3d2cf..7089f7bd1e340d 100755
--- a/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh
+++ b/tools/testing/selftests/drivers/net/netconsole/netcons_sysdata.sh
@@ -197,7 +197,7 @@ function runtest {
 	# Send the message
 	taskset -c "${CPU}" echo "${MSG}: ${TARGET}" > /dev/kmsg
 	# Wait until socat saves the file to disk
-	busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}"
+	busywait "${BUSYWAIT_TIMEOUT}" test -s "${OUTPUT_FILE}" || true
 }
 
 # ========== #
diff --git a/tools/testing/selftests/drivers/net/settings b/tools/testing/selftests/drivers/net/settings
new file mode 100644
index 00000000000000..eef533824a3c19
--- /dev/null
+++ b/tools/testing/selftests/drivers/net/settings
@@ -0,0 +1 @@
+timeout=360
diff --git a/tools/testing/selftests/net/af_unix/config b/tools/testing/selftests/net/af_unix/config
index b5429c15a53c75..41dbb03c747eb7 100644
--- a/tools/testing/selftests/net/af_unix/config
+++ b/tools/testing/selftests/net/af_unix/config
@@ -1,3 +1,4 @@
 CONFIG_AF_UNIX_OOB=y
 CONFIG_UNIX=y
 CONFIG_UNIX_DIAG=m
+CONFIG_USER_NS=y
diff --git a/tools/testing/selftests/net/openvswitch/config b/tools/testing/selftests/net/openvswitch/config
new file mode 100644
index 00000000000000..c659749cd086c7
--- /dev/null
+++ b/tools/testing/selftests/net/openvswitch/config
@@ -0,0 +1,16 @@
+CONFIG_GENEVE=m
+CONFIG_INET_DIAG=y
+CONFIG_IPV6=y
+CONFIG_NETFILTER=y
+CONFIG_NET_IPGRE=m
+CONFIG_NET_IPGRE_DEMUX=m
+CONFIG_NF_CONNTRACK=m
+CONFIG_NF_CONNTRACK_OVS=y
+CONFIG_OPENVSWITCH=m
+CONFIG_OPENVSWITCH_GENEVE=m
+CONFIG_OPENVSWITCH_GRE=m
+CONFIG_OPENVSWITCH_VXLAN=m
+CONFIG_PSAMPLE=m
+CONFIG_VETH=y
+CONFIG_VLAN_8021Q=y
+CONFIG_VXLAN=m
diff --git a/tools/testing/selftests/net/ovpn/config b/tools/testing/selftests/net/ovpn/config
index d6cf033d555e70..6b424762e46ee3 100644
--- a/tools/testing/selftests/net/ovpn/config
+++ b/tools/testing/selftests/net/ovpn/config
@@ -4,6 +4,7 @@ CONFIG_CRYPTO_CHACHA20POLY1305=y
 CONFIG_CRYPTO_GCM=y
 CONFIG_DST_CACHE=y
 CONFIG_INET=y
+CONFIG_IPV6=y
 CONFIG_NET=y
 CONFIG_NETFILTER=y
 CONFIG_NET_UDP_TUNNEL=y
@@ -11,3 +12,4 @@ CONFIG_NF_TABLES=m
 CONFIG_NF_TABLES_INET=y
 CONFIG_OVPN=m
 CONFIG_STREAM_PARSER=y
+CONFIG_VETH=y
diff --git a/tools/testing/selftests/net/ovpn/settings b/tools/testing/selftests/net/ovpn/settings
new file mode 100644
index 00000000000000..ba4d85f74cd6b9
--- /dev/null
+++ b/tools/testing/selftests/net/ovpn/settings
@@ -0,0 +1 @@
+timeout=90

3/2

2026/07/11 16:04

llm

patch-evaluator

Model:

gemini-3.1-pro-preview

Args:

null

Results:

null

Tokens:

							input: 3997
							output: 59
							thoughts: 293

Thoughts:

**WorthFuzzing=false: A Quick Assessment**

Okay, let me quickly assess this patch for fuzzing suitability. The first thing I'm seeing is that the changes are confined to the `tools/testing/selftests/` directory. Right off the bat, that's a good indicator. Let's drill down...

Specifically, the patch seems to touch a bunch of configuration files, shell scripts, and settings files within that selftests hierarchy: `drivers/net/config`, shell scripts under `drivers/net/netconsole`, `drivers/net/settings`, and configs for `net/af_unix`, `net/openvswitch`, and `net/ovpn`.

This looks like it's all related to *testing* the networking aspects of the kernel. I'm not seeing anything that appears to modify core kernel functions, drivers themselves (beyond test setup), or architecture-specific code. This is purely test harness stuff and configuration.

Given this narrow scope, there's no evidence here of modifications that would introduce new, fuzzer-worthy functional changes to the kernel. Therefore, my recommendation is clear: `WorthFuzzing=false`. No fuzzing needed for these changes.

4/2

2026/07/11 16:04

tool

set-results

Args:

{
  "EnableConfigs": [],
  "FocusSymbols": [],
  "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.",
  "WorthFuzzing": false
}

Results:

{
  "EnableConfigs": null,
  "FocusSymbols": [],
  "Reasoning": "The patch only modifies selftests scripts, configuration files, and settings. It does not contain any functional changes to the kernel code itself.",
  "WorthFuzzing": false
}

LLM Calls Summary:
Total Calls	Total Tokens	Avg Tokens	Total Duration (Seconds)	Avg Duration (Seconds)

Tool Calls Summary:
Total Calls	Total Duration (Seconds)	Avg Duration (Seconds)