| Seq | Timestamp | Type | Name | Duration |
|---|---|---|---|---|
| 0/0 | 2026/07/29 13:59 | flow | patch-triage |
1mArgs:null Results: {
"EnableConfigs": [
"KVM"
],
"FocusSymbols": [
"kvm_gpc_refresh",
"kvm_gpc_activate",
"kvm_gpc_activate_hva"
],
"Reasoning": "The patch modifies the locking behavior and lockdep assertions in `__kvm_gpc_refresh` within the KVM pfncache logic. It avoids taking the `gpc-\u003elock` if the cache is not active, which is a functional change in reachable core kernel logic (KVM).",
"WorthFuzzing": true
} |
| 1/1 | 2026/07/29 13:59 | action | read-patch-diff |
0mArgs:null Results: {
"PatchDiff": "commit f7a2930bb89a32fc1ab9c8c822b32a6b4b60e275\nAuthor: syz-cluster \u003ctriage@syzkaller.com\u003e\nDate: Wed Jul 29 13:59:57 2026 +0000\n\n syz-cluster: applied patch under review\n\ndiff --git a/virt/kvm/pfncache.c b/virt/kvm/pfncache.c\nindex 728d2c1b488a8..fcfd5555b91b9 100644\n--- a/virt/kvm/pfncache.c\n+++ b/virt/kvm/pfncache.c\n@@ -263,19 +263,17 @@ static int __kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned l\n \tvoid *old_khva;\n \tint ret;\n \n+\tlockdep_assert_held(\u0026gpc-\u003erefresh_lock);\n+\n+\tif (!gpc-\u003eactive)\n+\t\treturn -EINVAL;\n+\n \t/* Either gpa or uhva must be valid, but not both */\n \tif (WARN_ON_ONCE(kvm_is_error_gpa(gpa) == kvm_is_error_hva(uhva)))\n \t\treturn -EINVAL;\n \n-\tlockdep_assert_held(\u0026gpc-\u003erefresh_lock);\n-\n \twrite_lock_irq(\u0026gpc-\u003elock);\n \n-\tif (!gpc-\u003eactive) {\n-\t\tret = -EINVAL;\n-\t\tgoto out_unlock;\n-\t}\n-\n \told_pfn = gpc-\u003epfn;\n \told_khva = (void *)PAGE_ALIGN_DOWN((uintptr_t)gpc-\u003ekhva);\n \told_uhva = PAGE_ALIGN_DOWN(gpc-\u003euhva);\n"
} |
| 2/1 | 2026/07/29 13:59 | agent | patch-evaluator |
1mModel:best-expensive Args: null Results: {
"EnableConfigs": [
"KVM"
],
"FocusSymbols": [
"kvm_gpc_refresh",
"kvm_gpc_activate",
"kvm_gpc_activate_hva"
],
"Reasoning": "The patch modifies the locking behavior and lockdep assertions in `__kvm_gpc_refresh` within the KVM pfncache logic. It avoids taking the `gpc-\u003elock` if the cache is not active, which is a functional change in reachable core kernel logic (KVM).",
"WorthFuzzing": true
}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). - Code in vendor-specific PCIe switch, SmartNIC, or GPU drivers (e.g., mlxsw, pds_core, qed, ionic, amdgpu) that require physical PCIe hardware cards not emulated in standard QEMU. - Driver .remove, .shutdown, or pci_unregister_driver teardown callbacks (e.g., igb_remove) that are executed only during PCI hot-unplug or sysfs driver unbind operations. 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. Prefer non-static, non-inlined API entrypoint functions over internal static helper functions (which are inlined by the compiler and do not have distinct symbol addresses). 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. Also check "depends on" lines in Kconfig to include any non-standard parent subsystem configs needed for Kbuild to compile the code statically into vmlinux. 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 f7a2930bb89a32fc1ab9c8c822b32a6b4b60e275
Author: syz-cluster <triage@syzkaller.com>
Date: Wed Jul 29 13:59:57 2026 +0000
syz-cluster: applied patch under review
diff --git a/virt/kvm/pfncache.c b/virt/kvm/pfncache.c
index 728d2c1b488a8..fcfd5555b91b9 100644
--- a/virt/kvm/pfncache.c
+++ b/virt/kvm/pfncache.c
@@ -263,19 +263,17 @@ static int __kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned l
void *old_khva;
int ret;
+ lockdep_assert_held(&gpc->refresh_lock);
+
+ if (!gpc->active)
+ return -EINVAL;
+
/* Either gpa or uhva must be valid, but not both */
if (WARN_ON_ONCE(kvm_is_error_gpa(gpa) == kvm_is_error_hva(uhva)))
return -EINVAL;
- lockdep_assert_held(&gpc->refresh_lock);
-
write_lock_irq(&gpc->lock);
- if (!gpc->active) {
- ret = -EINVAL;
- goto out_unlock;
- }
-
old_pfn = gpc->pfn;
old_khva = (void *)PAGE_ALIGN_DOWN((uintptr_t)gpc->khva);
old_uhva = PAGE_ALIGN_DOWN(gpc->uhva);
|
| 3/2 | 2026/07/29 13:59 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 2239 output: 38 thoughts: 353 Thoughts: **Analyzing the KVM PFN Cache Patch**
Okay, so this patch is touching `virt/kvm/pfncache.c`. My initial observation is that it's shifting around a key check related to `gpc->active` within the `__kvm_gpc_refresh` function. Specifically, it's moving the `if (!gpc->active)` check *outside* the `write_lock_irq(&gpc->lock);` block. I need to understand why. Let me take a closer look at the diff... right here.
Ah, I see it now. The code is structured like this:
```c
+ lockdep_assert_held(&gpc->refresh_lock);
+
+ if (!gpc->active)
+ return -EINVAL;
+
```
Now, the check for `gpc->active` is *before* the lock acquisition. Previously, it was *inside*.
```c
write_lock_irq(&gpc->lock);
- if (!gpc->active) {
- ret = -EINVAL;
- goto out_unlock;
- }
```
This *is* a functional change. If `gpc->active` is false, it's now possible to fail without acquiring a spinlock, or more precisely, without acquiring a write lock on `gpc->lock`. The `lockdep_assert_held(&gpc->refresh_lock);` is also moved above, but this likely doesn't have as much of an impact.
I need to understand what situations could trigger this `!gpc->active` condition. This change affects the lock acquisition behavior. If `gpc->active` is false, it means that the write lock is never needed. Before this change, the lock was unnecessarily acquired, when it wasn't required. I need to track the callers of this function. Let me look those up...
|
| 4/2 | 2026/07/29 14:00 | tool | grepper |
0mArgs:{
"Expression": "__kvm_gpc_refresh",
"PathPrefix": "virt/kvm/pfncache.c"
}Results: {
"Output": "virt/kvm/pfncache.c=155=static kvm_pfn_t hva_to_pfn_retry(struct gfn_to_pfn_cache *gpc)\n--\nvirt/kvm/pfncache.c-255-\nvirt/kvm/pfncache.c:256:static int __kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long uhva)\nvirt/kvm/pfncache.c-257-{\n--\nvirt/kvm/pfncache.c=364=int kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, unsigned long len)\n--\nvirt/kvm/pfncache.c-379-\nvirt/kvm/pfncache.c:380:\treturn __kvm_gpc_refresh(gpc, gpc-\u003egpa, uhva);\nvirt/kvm/pfncache.c-381-}\n--\nvirt/kvm/pfncache.c=395=static int __kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long uhva,\n--\nvirt/kvm/pfncache.c-421-\t}\nvirt/kvm/pfncache.c:422:\treturn __kvm_gpc_refresh(gpc, gpa, uhva);\nvirt/kvm/pfncache.c-423-}\n"
} |
| 5/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 3446 output: 27 thoughts: 75 Thoughts: Okay, here's my take on those code snippets, thinking through the flow as if I were analyzing it myself: **Tracing the GPC Refresh Logic** Alright, so I see that both `kvm_gpc_refresh` and `__kvm_gpc_activate` ultimately call `__kvm_gpc_refresh`. That suggests `__kvm_gpc_refresh` is the core function, the workhorse of the group. Now, since `kvm_gpc_refresh` is either exported or, at the very least, used in other parts of the code base, I need to get a clear picture of its role. To fully understand what's happening, I need to look upstream, which also applies to `__kvm_gpc_activate`. I need to identify the *callers* of both `kvm_gpc_refresh` and `__kvm_gpc_activate`. That's where I need to start my investigation to understand the different contexts in which these functions are being used and how they fit into the overall picture. Identifying the origins will show me the initiating events or conditions that trigger these all-important refresh actions. |
| 6/2 | 2026/07/29 14:00 | tool | grepper |
0mArgs:{
"Expression": "kvm_gpc_refresh",
"PathPrefix": ""
}Results: {
"Output": "arch/x86/kvm/x86.c=3242=static void kvm_setup_guest_pvclock(struct pvclock_vcpu_time_info *ref_hv_clock,\n--\narch/x86/kvm/x86.c-3256-\narch/x86/kvm/x86.c:3257:\t\tif (kvm_gpc_refresh(gpc, offset + sizeof(*guest_hv_clock)))\narch/x86/kvm/x86.c-3258-\t\t\treturn;\n--\narch/x86/kvm/xen.c=38=static int kvm_xen_shared_info_init(struct kvm *kvm)\n--\narch/x86/kvm/xen.c-51-\narch/x86/kvm/xen.c:52:\t\tret = kvm_gpc_refresh(gpc, PAGE_SIZE);\narch/x86/kvm/xen.c-53-\t\tif (ret)\n--\narch/x86/kvm/xen.c=153=static int xen_get_guest_pvclock(struct kvm_vcpu *vcpu,\n--\narch/x86/kvm/xen.c-164-\narch/x86/kvm/xen.c:165:\t\tr = kvm_gpc_refresh(gpc, offset + sizeof(*hv_clock));\narch/x86/kvm/xen.c-166-\t\tif (r)\n--\narch/x86/kvm/xen.c=321=static void kvm_xen_update_runstate_guest(struct kvm_vcpu *v, bool atomic)\n--\narch/x86/kvm/xen.c-438-\narch/x86/kvm/xen.c:439:\t\tif (kvm_gpc_refresh(gpc1, user_len1))\narch/x86/kvm/xen.c-440-\t\t\treturn;\n--\narch/x86/kvm/xen.c=639=void kvm_xen_inject_pending_events(struct kvm_vcpu *v)\n--\narch/x86/kvm/xen.c-656-\narch/x86/kvm/xen.c:657:\t\tif (kvm_gpc_refresh(gpc, sizeof(struct vcpu_info)))\narch/x86/kvm/xen.c-658-\t\t\treturn;\n--\narch/x86/kvm/xen.c=697=int __kvm_xen_has_interrupt(struct kvm_vcpu *v)\n--\narch/x86/kvm/xen.c-730-\narch/x86/kvm/xen.c:731:\t\tif (kvm_gpc_refresh(gpc, sizeof(struct vcpu_info))) {\narch/x86/kvm/xen.c-732-\t\t\t/*\n--\narch/x86/kvm/xen.c=1901=static int kvm_xen_set_evtchn(struct kvm_xen_evtchn *xe, struct kvm *kvm)\n--\narch/x86/kvm/xen.c-1944-\t\tidx = srcu_read_lock(\u0026kvm-\u003esrcu);\narch/x86/kvm/xen.c:1945:\t\trc = kvm_gpc_refresh(gpc, PAGE_SIZE);\narch/x86/kvm/xen.c-1946-\t\tsrcu_read_unlock(\u0026kvm-\u003esrcu, idx);\n--\ninclude/linux/kvm_host.h=1491=bool kvm_gpc_check(struct gfn_to_pfn_cache *gpc, unsigned long len);\n--\ninclude/linux/kvm_host.h-1493-/**\ninclude/linux/kvm_host.h:1494: * kvm_gpc_refresh - update a previously initialized cache.\ninclude/linux/kvm_host.h-1495- *\n--\ninclude/linux/kvm_host.h-1508- */\ninclude/linux/kvm_host.h:1509:int kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, unsigned long len);\ninclude/linux/kvm_host.h-1510-\n--\nvirt/kvm/pfncache.c=155=static kvm_pfn_t hva_to_pfn_retry(struct gfn_to_pfn_cache *gpc)\n--\nvirt/kvm/pfncache.c-255-\nvirt/kvm/pfncache.c:256:static int __kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long uhva)\nvirt/kvm/pfncache.c-257-{\n--\nvirt/kvm/pfncache.c-363-\nvirt/kvm/pfncache.c:364:int kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, unsigned long len)\nvirt/kvm/pfncache.c-365-{\n--\nvirt/kvm/pfncache.c-379-\nvirt/kvm/pfncache.c:380:\treturn __kvm_gpc_refresh(gpc, gpc-\u003egpa, uhva);\nvirt/kvm/pfncache.c-381-}\n--\nvirt/kvm/pfncache.c=395=static int __kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long uhva,\n--\nvirt/kvm/pfncache.c-421-\t}\nvirt/kvm/pfncache.c:422:\treturn __kvm_gpc_refresh(gpc, gpa, uhva);\nvirt/kvm/pfncache.c-423-}\n"
} |
| 7/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 5329 output: 27 thoughts: 143 Thoughts: **Analyzing the KVM PFN Cache Patch** Okay, so the change I'm looking at is tucked away in `virt/kvm/pfncache.c`. I see it modifies the `__kvm_gpc_refresh` function, which is interesting. Both `kvm_gpc_refresh` and `kvm_gpc_activate` call into this. From my initial glance, `kvm_gpc_refresh` itself gets called from code in `arch/x86/kvm/x86.c` and `arch/x86/kvm/xen.c`. Given those locations, this is definitely touching core KVM kernel logic; there's no way around that. This isn't just a minor tweak; this is a functional change because it's altering locking behavior and lockdep assertions. It's time to dig into the activation path. The next logical step is to check where `kvm_gpc_activate` gets called from. That will give me more context. |
| 8/2 | 2026/07/29 14:00 | tool | grepper |
0mArgs:{
"Expression": "kvm_gpc_activate",
"PathPrefix": ""
}Results: {
"Output": "arch/x86/kvm/x86.c=2428=static void kvm_write_system_time(struct kvm_vcpu *vcpu, gpa_t system_time,\n--\narch/x86/kvm/x86.c-2444-\tif (system_time \u0026 1)\narch/x86/kvm/x86.c:2445:\t\tkvm_gpc_activate(\u0026vcpu-\u003earch.pv_time, system_time \u0026 ~1ULL,\narch/x86/kvm/x86.c-2446-\t\t\t\t sizeof(struct pvclock_vcpu_time_info));\n--\narch/x86/kvm/xen.c=321=static void kvm_xen_update_runstate_guest(struct kvm_vcpu *v, bool atomic)\n--\narch/x86/kvm/xen.c-485-\t\t\t/*\narch/x86/kvm/xen.c:486:\t\t\t * Use kvm_gpc_activate() here because if the runstate\narch/x86/kvm/xen.c-487-\t\t\t * area was configured in 32-bit mode and only extends\n--\narch/x86/kvm/xen.c-490-\t\t\t */\narch/x86/kvm/xen.c:491:\t\t\tif (kvm_gpc_activate(gpc2, gpc1-\u003egpa + user_len1,\narch/x86/kvm/xen.c-492-\t\t\t\t\t user_len2))\n--\narch/x86/kvm/xen.c=746=int kvm_xen_hvm_set_attr(struct kvm *kvm, struct kvm_xen_hvm_attr *data)\n--\narch/x86/kvm/xen.c-785-\t\t\t} else {\narch/x86/kvm/xen.c:786:\t\t\t\tr = kvm_gpc_activate(\u0026kvm-\u003earch.xen.shinfo_cache,\narch/x86/kvm/xen.c-787-\t\t\t\t\t\t gfn_to_gpa(gfn), PAGE_SIZE);\n--\narch/x86/kvm/xen.c-797-\t\t\t} else {\narch/x86/kvm/xen.c:798:\t\t\t\tr = kvm_gpc_activate_hva(\u0026kvm-\u003earch.xen.shinfo_cache,\narch/x86/kvm/xen.c-799-\t\t\t\t\t\t\t (unsigned long)hva, PAGE_SIZE);\n--\narch/x86/kvm/xen.c=906=int kvm_xen_vcpu_set_attr(struct kvm_vcpu *vcpu, struct kvm_xen_vcpu_attr *data)\n--\narch/x86/kvm/xen.c-928-\narch/x86/kvm/xen.c:929:\t\t\tr = kvm_gpc_activate(\u0026vcpu-\u003earch.xen.vcpu_info_cache,\narch/x86/kvm/xen.c-930-\t\t\t\t\t data-\u003eu.gpa, sizeof(struct vcpu_info));\n--\narch/x86/kvm/xen.c-937-\narch/x86/kvm/xen.c:938:\t\t\tr = kvm_gpc_activate_hva(\u0026vcpu-\u003earch.xen.vcpu_info_cache,\narch/x86/kvm/xen.c-939-\t\t\t\t\t\t data-\u003eu.hva, sizeof(struct vcpu_info));\n--\narch/x86/kvm/xen.c-953-\narch/x86/kvm/xen.c:954:\t\tr = kvm_gpc_activate(\u0026vcpu-\u003earch.xen.vcpu_time_info_cache,\narch/x86/kvm/xen.c-955-\t\t\t\t data-\u003eu.gpa,\n--\narch/x86/kvm/xen.c-987-\t\tsz1 = PAGE_SIZE - (data-\u003eu.gpa \u0026 ~PAGE_MASK);\narch/x86/kvm/xen.c:988:\t\tr = kvm_gpc_activate(\u0026vcpu-\u003earch.xen.runstate_cache,\narch/x86/kvm/xen.c-989-\t\t\t\t data-\u003eu.gpa, sz1);\n--\narch/x86/kvm/xen.c-998-\t\t\tBUG_ON((data-\u003eu.gpa + sz1) \u0026 ~PAGE_MASK);\narch/x86/kvm/xen.c:999:\t\t\tr = kvm_gpc_activate(\u0026vcpu-\u003earch.xen.runstate2_cache,\narch/x86/kvm/xen.c-1000-\t\t\t\t\t data-\u003eu.gpa + sz1, sz2);\n--\ninclude/linux/kvm_host.h=1439=void kvm_gpc_init(struct gfn_to_pfn_cache *gpc, struct kvm *kvm);\n--\ninclude/linux/kvm_host.h-1441-/**\ninclude/linux/kvm_host.h:1442: * kvm_gpc_activate - prepare a cached kernel mapping and HPA for a given guest\ninclude/linux/kvm_host.h-1443- * physical address.\n--\ninclude/linux/kvm_host.h-1456- */\ninclude/linux/kvm_host.h:1457:int kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long len);\ninclude/linux/kvm_host.h-1458-\ninclude/linux/kvm_host.h-1459-/**\ninclude/linux/kvm_host.h:1460: * kvm_gpc_activate_hva - prepare a cached kernel mapping and HPA for a given HVA.\ninclude/linux/kvm_host.h-1461- *\n--\ninclude/linux/kvm_host.h-1469- *\ninclude/linux/kvm_host.h:1470: * The semantics of this function are the same as those of kvm_gpc_activate(). It\ninclude/linux/kvm_host.h-1471- * merely bypasses a layer of address translation.\ninclude/linux/kvm_host.h-1472- */\ninclude/linux/kvm_host.h:1473:int kvm_gpc_activate_hva(struct gfn_to_pfn_cache *gpc, unsigned long hva, unsigned long len);\ninclude/linux/kvm_host.h-1474-\n--\nvirt/kvm/pfncache.c=383=void kvm_gpc_init(struct gfn_to_pfn_cache *gpc, struct kvm *kvm)\n--\nvirt/kvm/pfncache.c-394-\nvirt/kvm/pfncache.c:395:static int __kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long uhva,\nvirt/kvm/pfncache.c-396-\t\t\t unsigned long len)\n--\nvirt/kvm/pfncache.c-424-\nvirt/kvm/pfncache.c:425:int kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long len)\nvirt/kvm/pfncache.c-426-{\n--\nvirt/kvm/pfncache.c-433-\nvirt/kvm/pfncache.c:434:\treturn __kvm_gpc_activate(gpc, gpa, KVM_HVA_ERR_BAD, len);\nvirt/kvm/pfncache.c-435-}\nvirt/kvm/pfncache.c-436-\nvirt/kvm/pfncache.c:437:int kvm_gpc_activate_hva(struct gfn_to_pfn_cache *gpc, unsigned long uhva, unsigned long len)\nvirt/kvm/pfncache.c-438-{\n--\nvirt/kvm/pfncache.c-441-\nvirt/kvm/pfncache.c:442:\treturn __kvm_gpc_activate(gpc, INVALID_GPA, uhva, len);\nvirt/kvm/pfncache.c-443-}\n"
} |
| 9/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 7878 output: 23 thoughts: 172 Thoughts: **Fuzzing Target Identification** Okay, so this patch is touching `__kvm_gpc_refresh` within `virt/kvm/pfncache.c`. Immediately, I see fuzzing potential. That function, and its relatives, are definitely worth a closer look. I'm thinking I should zero in on the following symbols for my initial fuzzing runs: `kvm_gpc_refresh`, `kvm_gpc_activate`, and `kvm_gpc_activate_hva`. Hold on a second, though... I need to remember that `__kvm_gpc_refresh` is static, so I should be listing only the non-static symbols for the fuzzing analysis. Now, before I get carried away, I need to make sure I have the right environment setup. Are there any specific configuration options I need enabled for these functions to be active? Of course, KVM will be the obvious requirement here: so I'll need `CONFIG_KVM`. I should quickly scan `virt/kvm/Kconfig` or `arch/x86/kvm/Kconfig` to confirm any other dependencies that might be relevant. |
| 10/2 | 2026/07/29 14:00 | tool | grepper |
0mArgs:{
"Expression": "config KVM",
"PathPrefix": ""
}Results: {
"Output": "arch/arm64/kvm/Kconfig=18=if VIRTUALIZATION\narch/arm64/kvm/Kconfig-19-\narch/arm64/kvm/Kconfig:20:menuconfig KVM\narch/arm64/kvm/Kconfig-21-\tbool \"Kernel-based Virtual Machine (KVM) support\"\n--\narch/loongarch/kvm/Kconfig=18=if VIRTUALIZATION\narch/loongarch/kvm/Kconfig-19-\narch/loongarch/kvm/Kconfig:20:config KVM\narch/loongarch/kvm/Kconfig-21-\ttristate \"Kernel-based Virtual Machine (KVM) support\"\n--\narch/mips/kvm/Kconfig=16=if VIRTUALIZATION\narch/mips/kvm/Kconfig-17-\narch/mips/kvm/Kconfig:18:config KVM\narch/mips/kvm/Kconfig-19-\ttristate \"Kernel-based Virtual Machine (KVM) support\"\n--\narch/mips/kvm/Kconfig-30-\narch/mips/kvm/Kconfig:31:config KVM_MIPS_DEBUG_COP0_COUNTERS\narch/mips/kvm/Kconfig-32-\tbool \"Maintain counters for COP0 accesses\"\n--\narch/powerpc/kvm/Kconfig=18=if VIRTUALIZATION\narch/powerpc/kvm/Kconfig-19-\narch/powerpc/kvm/Kconfig:20:config KVM\narch/powerpc/kvm/Kconfig-21-\tbool\n--\narch/powerpc/kvm/Kconfig-25-\narch/powerpc/kvm/Kconfig:26:config KVM_BOOK3S_HANDLER\narch/powerpc/kvm/Kconfig-27-\tbool\narch/powerpc/kvm/Kconfig-28-\narch/powerpc/kvm/Kconfig:29:config KVM_BOOK3S_32_HANDLER\narch/powerpc/kvm/Kconfig-30-\tbool\n--\narch/powerpc/kvm/Kconfig-33-\narch/powerpc/kvm/Kconfig:34:config KVM_BOOK3S_64_HANDLER\narch/powerpc/kvm/Kconfig-35-\tbool\n--\narch/powerpc/kvm/Kconfig-37-\narch/powerpc/kvm/Kconfig:38:config KVM_BOOK3S_PR_POSSIBLE\narch/powerpc/kvm/Kconfig-39-\tbool\n--\narch/powerpc/kvm/Kconfig-41-\narch/powerpc/kvm/Kconfig:42:config KVM_BOOK3S_HV_POSSIBLE\narch/powerpc/kvm/Kconfig-43-\tbool\narch/powerpc/kvm/Kconfig-44-\narch/powerpc/kvm/Kconfig:45:config KVM_BOOK3S_32\narch/powerpc/kvm/Kconfig-46-\ttristate \"KVM support for PowerPC book3s_32 processors\"\n--\narch/powerpc/kvm/Kconfig-61-\narch/powerpc/kvm/Kconfig:62:config KVM_BOOK3S_64\narch/powerpc/kvm/Kconfig-63-\ttristate \"KVM support for PowerPC book3s_64 processors\"\n--\narch/powerpc/kvm/Kconfig-78-\narch/powerpc/kvm/Kconfig:79:config KVM_BOOK3S_64_HV\narch/powerpc/kvm/Kconfig-80-\ttristate \"KVM for POWER7 and later using hypervisor mode in host\"\n--\narch/powerpc/kvm/Kconfig-99-\narch/powerpc/kvm/Kconfig:100:config KVM_BOOK3S_64_PR\narch/powerpc/kvm/Kconfig-101-\ttristate \"KVM support without using hypervisor mode in host\"\n--\narch/powerpc/kvm/Kconfig-125-\narch/powerpc/kvm/Kconfig:126:config KVM_BOOK3S_HV_EXIT_TIMING\narch/powerpc/kvm/Kconfig-127-\tbool\narch/powerpc/kvm/Kconfig-128-\narch/powerpc/kvm/Kconfig:129:config KVM_BOOK3S_HV_P9_TIMING\narch/powerpc/kvm/Kconfig-130-\tbool \"Detailed timing for the P9 entry point\"\n--\narch/powerpc/kvm/Kconfig-141-\narch/powerpc/kvm/Kconfig:142:config KVM_BOOK3S_HV_P8_TIMING\narch/powerpc/kvm/Kconfig-143-\tbool \"Detailed timing for hypervisor real-mode code (for POWER8)\"\n--\narch/powerpc/kvm/Kconfig-156-\narch/powerpc/kvm/Kconfig:157:config KVM_BOOK3S_HV_NESTED_PMU_WORKAROUND\narch/powerpc/kvm/Kconfig-158-\tbool \"Nested L0 host workaround for L1 KVM host PMU handling bug\" if EXPERT\n--\narch/powerpc/kvm/Kconfig-171-\narch/powerpc/kvm/Kconfig:172:config KVM_BOOK3S_HV_PMU\narch/powerpc/kvm/Kconfig-173-\ttristate \"Hypervisor Perf events for KVM Book3s-HV\"\n--\narch/powerpc/kvm/Kconfig-183-\narch/powerpc/kvm/Kconfig:184:config KVM_BOOKE_HV\narch/powerpc/kvm/Kconfig-185-\tbool\narch/powerpc/kvm/Kconfig-186-\narch/powerpc/kvm/Kconfig:187:config KVM_EXIT_TIMING\narch/powerpc/kvm/Kconfig-188-\tbool \"Detailed exit timing\"\n--\narch/powerpc/kvm/Kconfig-197-\narch/powerpc/kvm/Kconfig:198:config KVM_E500V2\narch/powerpc/kvm/Kconfig-199-\tbool \"KVM support for PowerPC E500v2 processors\"\n--\narch/powerpc/kvm/Kconfig-212-\narch/powerpc/kvm/Kconfig:213:config KVM_E500MC\narch/powerpc/kvm/Kconfig-214-\tbool \"KVM support for PowerPC E500MC/E5500/E6500 processors\"\n--\narch/powerpc/kvm/Kconfig-228-\narch/powerpc/kvm/Kconfig:229:config KVM_MPIC\narch/powerpc/kvm/Kconfig-230-\tbool \"KVM in-kernel MPIC emulation\"\n--\narch/powerpc/kvm/Kconfig-240-\narch/powerpc/kvm/Kconfig:241:config KVM_XICS\narch/powerpc/kvm/Kconfig-242-\tbool \"KVM in-kernel XICS emulation\"\n--\narch/powerpc/kvm/Kconfig-250-\narch/powerpc/kvm/Kconfig:251:config KVM_XIVE\narch/powerpc/kvm/Kconfig-252-\tbool\n--\narch/powerpc/platforms/Kconfig=22=source \"arch/powerpc/platforms/microwatt/Kconfig\"\narch/powerpc/platforms/Kconfig-23-\narch/powerpc/platforms/Kconfig:24:config KVM_GUEST\narch/powerpc/platforms/Kconfig-25-\tbool \"KVM Guest support\"\n--\narch/riscv/kvm/Kconfig=18=if VIRTUALIZATION\narch/riscv/kvm/Kconfig-19-\narch/riscv/kvm/Kconfig:20:config KVM\narch/riscv/kvm/Kconfig-21-\ttristate \"Kernel-based Virtual Machine (KVM) support\"\n--\narch/s390/kvm/Kconfig=17=if VIRTUALIZATION\narch/s390/kvm/Kconfig-18-\narch/s390/kvm/Kconfig:19:config KVM\narch/s390/kvm/Kconfig-20-\tdef_tristate y\n--\narch/s390/kvm/Kconfig-46-\narch/s390/kvm/Kconfig:47:config KVM_S390_UCONTROL\narch/s390/kvm/Kconfig-48-\tbool \"Userspace controlled virtual machines\"\n--\narch/x86/Kconfig=826=source \"arch/x86/xen/Kconfig\"\narch/x86/Kconfig-827-\narch/x86/Kconfig:828:config KVM_GUEST\narch/x86/Kconfig-829-\tbool \"KVM Guest support (including kvmclock)\"\n--\narch/x86/kvm/Kconfig=18=if VIRTUALIZATION\narch/x86/kvm/Kconfig-19-\narch/x86/kvm/Kconfig:20:config KVM_X86\narch/x86/kvm/Kconfig-21-\tdef_tristate KVM if (KVM_INTEL != n || KVM_AMD != n)\n--\narch/x86/kvm/Kconfig-51-\narch/x86/kvm/Kconfig:52:config KVM\narch/x86/kvm/Kconfig-53-\ttristate \"Kernel-based Virtual Machine (KVM) support\"\n--\narch/x86/kvm/Kconfig-68-\narch/x86/kvm/Kconfig:69:config KVM_WERROR\narch/x86/kvm/Kconfig-70-\tbool \"Compile KVM with -Werror\"\n--\narch/x86/kvm/Kconfig-82-\narch/x86/kvm/Kconfig:83:config KVM_SW_PROTECTED_VM\narch/x86/kvm/Kconfig-84-\tbool \"Enable support for KVM software-protected VMs\"\n--\narch/x86/kvm/Kconfig-95-\narch/x86/kvm/Kconfig:96:config KVM_INTEL\narch/x86/kvm/Kconfig-97-\ttristate \"KVM for Intel (and compatible) processors support\"\n--\narch/x86/kvm/Kconfig-106-\narch/x86/kvm/Kconfig:107:config KVM_INTEL_PROVE_VE\narch/x86/kvm/Kconfig-108- bool \"Check that guests do not receive #VE exceptions\"\n--\narch/x86/kvm/Kconfig=122=config X86_SGX_KVM\n--\narch/x86/kvm/Kconfig-133-\narch/x86/kvm/Kconfig:134:config KVM_INTEL_TDX\narch/x86/kvm/Kconfig-135-\tbool \"Intel Trust Domain Extensions (TDX) support\"\n--\narch/x86/kvm/Kconfig-145-\narch/x86/kvm/Kconfig:146:config KVM_AMD\narch/x86/kvm/Kconfig-147-\ttristate \"KVM for AMD processors support\"\n--\narch/x86/kvm/Kconfig-155-\narch/x86/kvm/Kconfig:156:config KVM_AMD_SEV\narch/x86/kvm/Kconfig-157-\tbool \"AMD Secure Encrypted Virtualization (SEV) support\"\n--\narch/x86/kvm/Kconfig-171-\narch/x86/kvm/Kconfig:172:config KVM_IOAPIC\narch/x86/kvm/Kconfig-173-\tbool \"I/O APIC, PIC, and PIT emulation\"\n--\narch/x86/kvm/Kconfig-181-\narch/x86/kvm/Kconfig:182:config KVM_SMM\narch/x86/kvm/Kconfig-183-\tbool \"System Management Mode emulation\"\n--\narch/x86/kvm/Kconfig-192-\narch/x86/kvm/Kconfig:193:config KVM_HYPERV\narch/x86/kvm/Kconfig-194-\tbool \"Support for Microsoft Hyper-V emulation\"\n--\narch/x86/kvm/Kconfig-206-\narch/x86/kvm/Kconfig:207:config KVM_XEN\narch/x86/kvm/Kconfig-208-\tbool \"Support for Xen hypercall interface\"\n--\narch/x86/kvm/Kconfig-215-\narch/x86/kvm/Kconfig:216:config KVM_PROVE_MMU\narch/x86/kvm/Kconfig-217-\tbool \"Prove KVM MMU correctness\"\n--\narch/x86/kvm/Kconfig-228-\narch/x86/kvm/Kconfig:229:config KVM_EXTERNAL_WRITE_TRACKING\narch/x86/kvm/Kconfig-230-\tbool\narch/x86/kvm/Kconfig-231-\narch/x86/kvm/Kconfig:232:config KVM_MAX_NR_VCPUS\narch/x86/kvm/Kconfig-233-\tint \"Maximum number of vCPUs per KVM guest\"\n--\nvirt/kvm/Kconfig-3-\nvirt/kvm/Kconfig:4:config KVM_COMMON\nvirt/kvm/Kconfig-5- bool\n--\nvirt/kvm/Kconfig=39=config NEED_KVM_DIRTY_RING_WITH_BITMAP\n--\nvirt/kvm/Kconfig-42-\nvirt/kvm/Kconfig:43:config KVM_MMIO\nvirt/kvm/Kconfig-44- bool\nvirt/kvm/Kconfig-45-\nvirt/kvm/Kconfig:46:config KVM_ASYNC_PF\nvirt/kvm/Kconfig-47- bool\n--\nvirt/kvm/Kconfig-49-# Toggle to switch between direct notification and batch job\nvirt/kvm/Kconfig:50:config KVM_ASYNC_PF_SYNC\nvirt/kvm/Kconfig-51- bool\n--\nvirt/kvm/Kconfig=59=config HAVE_KVM_CPU_RELAX_INTERCEPT\n--\nvirt/kvm/Kconfig-61-\nvirt/kvm/Kconfig:62:config KVM_VFIO\nvirt/kvm/Kconfig-63- bool\n--\nvirt/kvm/Kconfig=65=config HAVE_KVM_INVALID_WAKEUPS\n--\nvirt/kvm/Kconfig-67-\nvirt/kvm/Kconfig:68:config KVM_GENERIC_DIRTYLOG_READ_PROTECT\nvirt/kvm/Kconfig-69- bool\nvirt/kvm/Kconfig-70-\nvirt/kvm/Kconfig:71:config KVM_GENERIC_PRE_FAULT_MEMORY\nvirt/kvm/Kconfig-72- bool\nvirt/kvm/Kconfig-73-\nvirt/kvm/Kconfig:74:config KVM_COMPAT\nvirt/kvm/Kconfig-75- def_bool y\n--\nvirt/kvm/Kconfig=91=config HAVE_KVM_PM_NOTIFIER\n--\nvirt/kvm/Kconfig-93-\nvirt/kvm/Kconfig:94:config KVM_GENERIC_HARDWARE_ENABLING\nvirt/kvm/Kconfig-95- bool\nvirt/kvm/Kconfig-96-\nvirt/kvm/Kconfig:97:config KVM_ELIDE_TLB_FLUSH_IF_YOUNG\nvirt/kvm/Kconfig-98- bool\nvirt/kvm/Kconfig-99-\nvirt/kvm/Kconfig:100:config KVM_MMU_LOCKLESS_AGING\nvirt/kvm/Kconfig-101- bool\nvirt/kvm/Kconfig-102-\nvirt/kvm/Kconfig:103:config KVM_GENERIC_MEMORY_ATTRIBUTES\nvirt/kvm/Kconfig-104- bool\nvirt/kvm/Kconfig-105-\nvirt/kvm/Kconfig:106:config KVM_GUEST_MEMFD\nvirt/kvm/Kconfig-107- select XARRAY_MULTI\n"
} |
| 11/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 12611 output: 29 thoughts: 46 Thoughts: **KVM Configuration Deep Dive** Okay, so I need to configure KVM. But wait a minute, I remember seeing `virt/kvm/pfncache.c` somewhere in the kernel source, and I'm pretty sure that file is only compiled if KVM is enabled. That rings a bell... Let's use that as a clue and hunt for the KVM configuration. My intuition suggests the `virt/kvm/Makefile` is the place to start. Let's see if my memory is accurate. I'll check it. |
| 12/2 | 2026/07/29 14:00 | tool | grepper |
0mError:no matches Args: {
"Expression": "pfncache",
"PathPrefix": "virt/kvm/Makefile"
}Results: {
"error": "no matches"
} |
| 13/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 12817 output: 33 thoughts: 14 Thoughts: Here's my take on the thought process: **Diving into the KVM Makefile** Alright, time to get my hands dirty. I need to understand how this KVM module is built, so the first logical step is to examine the `virt/kvm/Makefile`. Let's see what secrets this file holds. It's the central playbook for how the KVM components are compiled and linked, so it's a critical starting point to understand the build process. I'm expecting to find the dependency tree, include paths, compilation flags, and linking rules that define the KVM's build process. This file will tell me which source files are involved, which object files they generate, and how those object files come together to create the final KVM module. |
| 14/2 | 2026/07/29 14:00 | tool | read-file |
0mError:the file does not exist Args: {
"File": "virt/kvm/Makefile",
"FirstLine": 1,
"LineCount": 100
}Results: {
"error": "the file does not exist"
} |
| 15/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 13044 output: 23 thoughts: 27 Thoughts: Here's a summary of my thought process, as requested: **Navigating the Virtualization Landscape** Okay, hold on a second. I was under the impression that `virt/kvm/` was a standard directory, but the system is telling me it's not. That’s unusual, and definitely worth a double-check. I need to verify what's actually there. Let me see... I need to examine the contents of `virt/kvm/` to understand what's *really* present at that location, or if it doesn't exist at all, which would be just as informative. I have to resolve this path's status before I can continue with whatever I was doing. |
| 16/2 | 2026/07/29 14:00 | tool | codesearch-dir-index |
0mArgs:{
"Dir": "virt/kvm/"
}Results: {
"Files": [
"async_pf.c",
"async_pf.h",
"binary_stats.c",
"coalesced_mmio.c",
"coalesced_mmio.h",
"dirty_ring.c",
"eventfd.c",
"guest_memfd.c",
"irqchip.c",
"kvm_main.c",
"kvm_mm.h",
"pfncache.c",
"vfio.c",
"vfio.h"
],
"Subdirs": null
} |
| 17/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 13375 output: 30 thoughts: 48 Thoughts: **Navigating the KVM Build Process** Okay, so I'm trying to figure out where this damn makefile lives for the KVM virtualization module. My initial hunch was that it would be in `virt/kvm/`, but I'm drawing a blank there. Perhaps it's named something less obvious, like `kvm.mk`? No, hang on, that directory's structure just doesn't feel right for a top-level makefile. Let's backtrack and see if it's got a more general makefile in the `virt/` directory itself. Yep, time to check `virt/Makefile`. That's where it has to be, let's see what's in there. |
| 18/2 | 2026/07/29 14:00 | tool | read-file |
0mArgs:{
"File": "virt/Makefile",
"FirstLine": 1,
"LineCount": 100
}Results: {
"Contents": " 1:\t# SPDX-License-Identifier: GPL-2.0-only\n 2:\tobj-y\t+= lib/\n"
} |
| 19/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 13651 output: 33 thoughts: 35 Thoughts: **Tracing the Compilation of `virt/kvm/pfncache.c`** Okay, so I need to figure out where the `virt/kvm/pfncache.c` file is being compiled within the kernel build process. My instinct tells me to start digging through the KVM-specific areas. First, I should zero in on the relevant `Makefile`. The most likely place to start is within the x86 architecture directory, given its prominence in KVM. Let's see... I'll check `arch/x86/kvm/Makefile`. Hopefully, that will contain the necessary directives or includes to reveal the compilation unit's inclusion. |
| 20/2 | 2026/07/29 14:00 | tool | grepper |
0mError:no matches Args: {
"Expression": "pfncache",
"PathPrefix": "arch/x86/kvm/Makefile"
}Results: {
"error": "no matches"
} |
| 21/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 13874 output: 37 thoughts: 18 Thoughts: Here's a summary of my thought process: **Diving into the KVM x86 Makefile** Alright, time to dig in. I need to understand something related to the KVM architecture on x86, so my first step is to get my bearings. The logical place to start is the `arch/x86/kvm/Makefile`. That file is the central point for building the KVM components that are specific to the x86 architecture, it's where the core logic usually resides. I'm going to carefully read through it. I'm looking for the relevant dependencies and build instructions. That file is key to piecing together whatever issue is at hand. |
| 22/2 | 2026/07/29 14:00 | tool | read-file |
0mArgs:{
"File": "arch/x86/kvm/Makefile",
"FirstLine": 1,
"LineCount": 100
}Results: {
"Contents": " 1:\t# SPDX-License-Identifier: GPL-2.0\n 2:\t\n 3:\tccflags-y += -I $(srctree)/arch/x86/kvm\n 4:\tccflags-$(CONFIG_KVM_WERROR) += -Werror\n 5:\t\n 6:\tinclude $(srctree)/virt/kvm/Makefile.kvm\n 7:\t\n 8:\tkvm-y\t\t\t+= x86.o emulate.o irq.o lapic.o cpuid.o pmu.o mtrr.o \\\n 9:\t\t\t\t debugfs.o mmu/mmu.o mmu/page_track.o mmu/spte.o\n 10:\t\n 11:\tkvm-$(CONFIG_X86_64) += mmu/tdp_iter.o mmu/tdp_mmu.o\n 12:\tkvm-$(CONFIG_KVM_IOAPIC) += i8259.o i8254.o ioapic.o\n 13:\tkvm-$(CONFIG_KVM_HYPERV) += hyperv.o\n 14:\tkvm-$(CONFIG_KVM_XEN)\t+= xen.o\n 15:\tkvm-$(CONFIG_KVM_SMM)\t+= smm.o\n 16:\t\n 17:\tkvm-intel-y\t\t+= vmx/vmx.o vmx/vmenter.o vmx/pmu_intel.o vmx/vmcs12.o \\\n 18:\t\t\t\t vmx/nested.o vmx/posted_intr.o vmx/main.o\n 19:\t\n 20:\tkvm-intel-$(CONFIG_X86_SGX_KVM)\t+= vmx/sgx.o\n 21:\tkvm-intel-$(CONFIG_KVM_HYPERV)\t+= vmx/hyperv.o vmx/hyperv_evmcs.o\n 22:\tkvm-intel-$(CONFIG_KVM_INTEL_TDX)\t+= vmx/tdx.o\n 23:\t\n 24:\tkvm-amd-y\t\t+= svm/svm.o svm/vmenter.o svm/pmu.o svm/nested.o svm/avic.o\n 25:\t\n 26:\tkvm-amd-$(CONFIG_KVM_AMD_SEV)\t+= svm/sev.o\n 27:\tkvm-amd-$(CONFIG_KVM_HYPERV)\t+= svm/hyperv.o\n 28:\t\n 29:\tifdef CONFIG_HYPERV\n 30:\tkvm-y\t\t\t+= kvm_onhyperv.o\n 31:\tkvm-intel-y\t\t+= vmx/vmx_onhyperv.o vmx/hyperv_evmcs.o\n 32:\tkvm-amd-y\t\t+= svm/svm_onhyperv.o\n 33:\tendif\n 34:\t\n 35:\tobj-$(CONFIG_KVM_X86)\t+= kvm.o\n 36:\tobj-$(CONFIG_KVM_INTEL)\t+= kvm-intel.o\n 37:\tobj-$(CONFIG_KVM_AMD)\t+= kvm-amd.o\n 38:\t\n 39:\tAFLAGS_svm/vmenter.o := -iquote $(obj)\n 40:\t$(obj)/svm/vmenter.o: $(obj)/kvm-asm-offsets.h\n 41:\t\n 42:\tAFLAGS_vmx/vmenter.o := -iquote $(obj)\n 43:\t$(obj)/vmx/vmenter.o: $(obj)/kvm-asm-offsets.h\n 44:\t\n 45:\t$(obj)/kvm-asm-offsets.h: $(obj)/kvm-asm-offsets.s FORCE\n 46:\t\t$(call filechk,offsets,__KVM_ASM_OFFSETS_H__)\n 47:\t\n 48:\ttargets += kvm-asm-offsets.s\n 49:\tclean-files += kvm-asm-offsets.h\n 50:\t\n 51:\t\n 52:\t# Fail the build if there is unexpected EXPORT_SYMBOL_GPL (or EXPORT_SYMBOL)\n 53:\t# usage. All KVM-internal exports should use EXPORT_SYMBOL_FOR_KVM_INTERNAL.\n 54:\t# Only a handful of exports intended for other modules (VFIO, KVMGT) should\n 55:\t# use EXPORT_SYMBOL_GPL, and EXPORT_SYMBOL should never be used.\n 56:\tifdef CONFIG_KVM_X86\n 57:\t# Search recursively for whole words and print line numbers. Filter out the\n 58:\t# allowed set of exports, i.e. those that are intended for external usage.\n 59:\texports_grep_trailer := --include='*.[ch]' -nrw $(srctree)/virt/kvm $(srctree)/arch/x86/kvm | \\\n 60:\t\t\t\tgrep -v -e kvm_page_track_register_notifier \\\n 61:\t\t\t\t\t-e kvm_page_track_unregister_notifier \\\n 62:\t\t\t\t\t-e kvm_write_track_add_gfn \\\n 63:\t\t\t\t\t-e kvm_write_track_remove_gfn \\\n 64:\t\t\t\t\t-e kvm_get_kvm \\\n 65:\t\t\t\t\t-e kvm_get_kvm_safe \\\n 66:\t\t\t\t\t-e kvm_put_kvm\n 67:\t\n 68:\t# Force grep to emit a goofy group separator that can in turn be replaced with\n 69:\t# the above newline macro (newlines in Make are a nightmare). Note, grep only\n 70:\t# prints the group separator when N lines of context are requested via -C,\n 71:\t# a.k.a. --NUM. Simply request zero lines. Print the separator only after\n 72:\t# filtering out expected exports to avoid extra newlines in the error message.\n 73:\tdefine get_kvm_exports\n 74:\t$(shell grep \"$(1)\" -C0 $(exports_grep_trailer) | grep \"$(1)\" -C0 --group-separator=\"!SEP!\")\n 75:\tendef\n 76:\t\n 77:\tdefine check_kvm_exports\n 78:\tnr_kvm_exports := $(shell grep \"$(1)\" $(exports_grep_trailer) | wc -l)\n 79:\t\n 80:\tifneq (0,$$(nr_kvm_exports))\n 81:\t$$(error ERROR ***\\\n 82:\t$$(newline)found $$(nr_kvm_exports) unwanted occurrences of $(1):\\\n 83:\t$$(newline) $(subst !SEP!,$$(newline) ,$(call get_kvm_exports,$(1)))\\\n 84:\t$$(newline)in directories:\\\n 85:\t$$(newline) $(srctree)/arch/x86/kvm\\\n 86:\t$$(newline) $(srctree)/virt/kvm\\\n 87:\t$$(newline)Use EXPORT_SYMBOL_FOR_KVM_INTERNAL, not $(1))\n 88:\tendif # nr_kvm_exports != 0\n 89:\tundefine nr_kvm_exports\n 90:\tendef # check_kvm_exports\n 91:\t\n 92:\t$(eval $(call check_kvm_exports,EXPORT_SYMBOL_GPL))\n 93:\t$(eval $(call check_kvm_exports,EXPORT_SYMBOL))\n 94:\t\n 95:\tundefine check_kvm_exports\n 96:\tundefine get_kvm_exports\n 97:\tundefine exports_grep_trailer\n 98:\tendif # CONFIG_KVM_X86\n"
} |
| 23/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 16041 output: 36 thoughts: 37 Thoughts: Okay, here's my take on those thoughts, tailored for an expert audience: **Diving into the KVM Build Process** Right, so I see a crucial `include` statement in play here: `include $(srctree)/virt/kvm/Makefile.kvm`. That immediately piques my interest. I know what's coming, this means we're dealing with the core KVM build configuration. Time to take a closer look at `virt/kvm/Makefile.kvm`. I'll want to quickly understand how the KVM modules are compiled, any platform-specific dependencies they have, and the overall structure of the KVM build system within the kernel. I'll be looking for potential customization points, any conditional compilation based on architecture or feature flags, and how this particular Makefile integrates with the rest of the kernel build process. I need to get a handle on what this does, and how well it is designed. |
| 24/2 | 2026/07/29 14:00 | tool | read-file |
0mArgs:{
"File": "virt/kvm/Makefile.kvm",
"FirstLine": 1,
"LineCount": 100
}Results: {
"Contents": " 1:\t# SPDX-License-Identifier: GPL-2.0\n 2:\t#\n 3:\t# Makefile for Kernel-based Virtual Machine module\n 4:\t#\n 5:\t\n 6:\tKVM ?= ../../../virt/kvm\n 7:\t\n 8:\tkvm-y := $(KVM)/kvm_main.o $(KVM)/eventfd.o $(KVM)/binary_stats.o\n 9:\tkvm-$(CONFIG_KVM_VFIO) += $(KVM)/vfio.o\n 10:\tkvm-$(CONFIG_KVM_MMIO) += $(KVM)/coalesced_mmio.o\n 11:\tkvm-$(CONFIG_KVM_ASYNC_PF) += $(KVM)/async_pf.o\n 12:\tkvm-$(CONFIG_HAVE_KVM_IRQ_ROUTING) += $(KVM)/irqchip.o\n 13:\tkvm-$(CONFIG_HAVE_KVM_DIRTY_RING) += $(KVM)/dirty_ring.o\n 14:\tkvm-$(CONFIG_HAVE_KVM_PFNCACHE) += $(KVM)/pfncache.o\n 15:\tkvm-$(CONFIG_KVM_GUEST_MEMFD) += $(KVM)/guest_memfd.o\n"
} |
| 25/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 16647 output: 29 thoughts: 39 Thoughts: Okay, here's my take on those thoughts, framed as an expert's internal monologue: **Investigating `CONFIG_HAVE_KVM_PFNCACHE`'s Dependencies** Alright, so we're dealing with `CONFIG_HAVE_KVM_PFNCACHE`. That flag is critical, I need to understand its implications for the code. My first step is clear: I need to pinpoint where and how `HAVE_KVM_PFNCACHE` is actually *defined* and, critically, *selected*. I'm interested in the configuration logic, the dependencies, and the architecture constraints surrounding it. This likely involves diving into the Kconfig files, exploring any related Makefiles, and looking for other config options that might influence or depend on it. I'm expecting to uncover conditional selections and potential pitfalls that might impact portability or performance. Gotta get to the root of its behavior. |
| 26/2 | 2026/07/29 14:00 | tool | grepper |
0mArgs:{
"Expression": "HAVE_KVM_PFNCACHE",
"PathPrefix": ""
}Results: {
"Output": "arch/x86/kvm/Kconfig=20=config KVM_X86\n--\narch/x86/kvm/Kconfig-25-\tselect HAVE_KVM_IRQCHIP\narch/x86/kvm/Kconfig:26:\tselect HAVE_KVM_PFNCACHE\narch/x86/kvm/Kconfig-27-\tselect HAVE_KVM_DIRTY_RING_TSO\n--\nvirt/kvm/Kconfig=4=config KVM_COMMON\n--\nvirt/kvm/Kconfig-10-\nvirt/kvm/Kconfig:11:config HAVE_KVM_PFNCACHE\nvirt/kvm/Kconfig-12- bool\n--\nvirt/kvm/Makefile.kvm=13=kvm-$(CONFIG_HAVE_KVM_DIRTY_RING) += $(KVM)/dirty_ring.o\nvirt/kvm/Makefile.kvm:14:kvm-$(CONFIG_HAVE_KVM_PFNCACHE) += $(KVM)/pfncache.o\nvirt/kvm/Makefile.kvm-15-kvm-$(CONFIG_KVM_GUEST_MEMFD) += $(KVM)/guest_memfd.o\n--\nvirt/kvm/kvm_mm.h=59=kvm_pfn_t hva_to_pfn(struct kvm_follow_pfn *kfp);\nvirt/kvm/kvm_mm.h-60-\nvirt/kvm/kvm_mm.h:61:#ifdef CONFIG_HAVE_KVM_PFNCACHE\nvirt/kvm/kvm_mm.h-62-void gfn_to_pfn_cache_invalidate_start(struct kvm *kvm,\n--\nvirt/kvm/kvm_mm.h=66=static inline void gfn_to_pfn_cache_invalidate_start(struct kvm *kvm,\n--\nvirt/kvm/kvm_mm.h-70-}\nvirt/kvm/kvm_mm.h:71:#endif /* HAVE_KVM_PFNCACHE */\nvirt/kvm/kvm_mm.h-72-\n"
} |
| 27/2 | 2026/07/29 14:00 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 17446 output: 37 thoughts: 149 Thoughts: **KVM Configuration Review** Okay, so `HAVE_KVM_PFNCACHE` is automatically chosen when `KVM_X86` is selected. That means, at the very least, enabling `KVM` is enough, and specifically so on the x86 architecture. I'll definitely add `KVM` to the `EnableConfigs` list. No need to overthink it there. Now, let's circle back to those Global Page Cache symbols I was looking at: `kvm_gpc_refresh`, `kvm_gpc_activate`, and `kvm_gpc_activate_hva`. Hold on a minute… I see that `__kvm_gpc_refresh` is *static*. That means it's internal to the module and not exported. So, the function I'm actually interested in is the non-static wrapper, `kvm_gpc_refresh`. I need to confirm that `kvm_gpc_refresh` is actually exported. I'll double-check the symbol table. |
| 28/2 | 2026/07/29 14:01 | tool | grepper |
0mArgs:{
"Expression": "kvm_gpc_refresh",
"PathPrefix": "virt/kvm/pfncache.c"
}Results: {
"Output": "virt/kvm/pfncache.c=155=static kvm_pfn_t hva_to_pfn_retry(struct gfn_to_pfn_cache *gpc)\n--\nvirt/kvm/pfncache.c-255-\nvirt/kvm/pfncache.c:256:static int __kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long uhva)\nvirt/kvm/pfncache.c-257-{\n--\nvirt/kvm/pfncache.c-363-\nvirt/kvm/pfncache.c:364:int kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, unsigned long len)\nvirt/kvm/pfncache.c-365-{\n--\nvirt/kvm/pfncache.c-379-\nvirt/kvm/pfncache.c:380:\treturn __kvm_gpc_refresh(gpc, gpc-\u003egpa, uhva);\nvirt/kvm/pfncache.c-381-}\n--\nvirt/kvm/pfncache.c=395=static int __kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long uhva,\n--\nvirt/kvm/pfncache.c-421-\t}\nvirt/kvm/pfncache.c:422:\treturn __kvm_gpc_refresh(gpc, gpa, uhva);\nvirt/kvm/pfncache.c-423-}\n"
} |
| 29/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 18282 output: 45 thoughts: 64 Thoughts: Okay, let's break this down. **Function Analysis: KVM GPC Refresh, Activate, and HVA** Right, so `kvm_gpc_refresh`... that's definitely a non-static function, just like `kvm_gpc_activate` and `kvm_gpc_activate_hva`. That's important. It means these functions are, by definition, intended to be called from outside the source file they're defined in. They're part of the public interface, essentially. Makes sense, given the context we're working with here in the KVM module. Now, a key question that always arises when you're dealing with functions that *could* be used outside their original compilation unit is: are they *actually* exported to modules? Are they available to be used by other parts of the kernel, or even external kernel modules that interact with KVM? I need to verify that `kvm_gpc_refresh` specifically is exported. Let's make sure that's explicitly handled. That's a crucial point to confirm and document properly. This helps ensure maintainability and the proper interaction between KVM and external modules that may rely on its functionality. |
| 30/2 | 2026/07/29 14:01 | tool | grepper |
0mError:no matches Args: {
"Expression": "EXPORT_SYMBOL_GPL\\(kvm_gpc_refresh\\)",
"PathPrefix": "virt/kvm/pfncache.c"
}Results: {
"error": "no matches"
} |
| 31/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 18663 output: 33 thoughts: 22 Thoughts: Here's my take on those thoughts, tailored for an expert audience: **Diving into the KVM PFN Cache** Okay, time to get my hands dirty. I need to understand how the KVM PFN cache works, and that means starting at a fundamental level. I'm going to drill down into the details of `virt/kvm/pfncache.c`. Specifically, I want to see how symbols are exported. I'll be targeting `EXPORT_SYMBOL`. I want to see what is getting exposed, and I need to consider why specific symbols are being made available outside of the immediate module. This will give me a better understanding of the overall architecture and potential dependencies on this component. This likely has implications for the stability and maintenance of the KVM codebase. Understanding these symbols is critical for making informed changes or optimizations to the code. |
| 32/2 | 2026/07/29 14:01 | tool | grepper |
0mError:no matches Args: {
"Expression": "EXPORT_SYMBOL",
"PathPrefix": "virt/kvm/pfncache.c"
}Results: {
"error": "no matches"
} |
| 33/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 18911 output: 38 thoughts: 66 Thoughts: Here's my attempt at summarizing the thought process, tailored for an expert audience: **Investigating KVM PFN Cache Symbol Export** Okay, hold on a second. I'm looking at `virt/kvm/pfncache.c`, and something seems off. I was under the impression it might be exposing some symbols, but a quick scan doesn't reveal any obvious exports. Now, that's not necessarily a deal-breaker. I need to keep in mind the potential for `EXPORT_SYMBOL_GPL`. Perhaps that macro is being employed to make certain functions or data structures available, even if not immediately apparent. I need to dive deeper. Let's start by examining a key function within this file – `kvm_gpc_refresh`. That's likely the best place to start. |
| 34/2 | 2026/07/29 14:01 | tool | read-file |
0mArgs:{
"File": "virt/kvm/pfncache.c",
"FirstLine": 360,
"LineCount": 30
}Results: {
"Contents": " 360:\t\n 361:\t\treturn ret;\n 362:\t}\n 363:\t\n 364:\tint kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, unsigned long len)\n 365:\t{\n 366:\t\tunsigned long uhva;\n 367:\t\n 368:\t\tguard(mutex)(\u0026gpc-\u003erefresh_lock);\n 369:\t\n 370:\t\tif (!kvm_gpc_is_valid_len(gpc-\u003egpa, gpc-\u003euhva, len))\n 371:\t\t\treturn -EINVAL;\n 372:\t\n 373:\t\t/*\n 374:\t\t * If the GPA is valid then ignore the HVA, as a cache can be GPA-based\n 375:\t\t * or HVA-based, not both. For GPA-based caches, the HVA will be\n 376:\t\t * recomputed during refresh if necessary.\n 377:\t\t */\n 378:\t\tuhva = kvm_is_error_gpa(gpc-\u003egpa) ? gpc-\u003euhva : KVM_HVA_ERR_BAD;\n 379:\t\n 380:\t\treturn __kvm_gpc_refresh(gpc, gpc-\u003egpa, uhva);\n 381:\t}\n 382:\t\n 383:\tvoid kvm_gpc_init(struct gfn_to_pfn_cache *gpc, struct kvm *kvm)\n 384:\t{\n 385:\t\trwlock_init(\u0026gpc-\u003elock);\n 386:\t\tmutex_init(\u0026gpc-\u003erefresh_lock);\n 387:\t\n 388:\t\tgpc-\u003ekvm = kvm;\n 389:\t\tgpc-\u003epfn = KVM_PFN_ERR_FAULT;\n"
} |
| 35/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 19679 output: 36 thoughts: 185 Thoughts: **KVM Module Internals** Okay, so KVM is constructed as a single, cohesive module, or perhaps even built-in, depending on the specifics of the build process. I see that the `virt/kvm/pfncache.o` object file gets linked directly into `kvm.o`. Actually, is it also linked with `kvm-amd.o` or `kvm-intel.o`? No, no, `kvm.o` is definitely the central core here. Ah, right, the build process likely includes `$(KVM)/pfncache.o` in `kvm-y`. Since `pfncache` is used internally within KVM, it doesn't need explicit symbol export. But hold on, I remember seeing `EXPORT_SYMBOL_GPL` being used in `virt/kvm/kvm_main.c` – specifically for symbols that *do* need to be exposed to modules like `kvm-intel` or `kvm-amd`. That means there's some interaction. Okay, let me quickly verify if `kvm_gpc_refresh` is exported from `virt/kvm/pfncache.c`. That should give me a better understanding of how the internal components are shared and linked. |
| 36/2 | 2026/07/29 14:01 | tool | grepper |
0mError:no matches Args: {
"Expression": "EXPORT_SYMBOL_GPL",
"PathPrefix": "virt/kvm/pfncache.c"
}Results: {
"error": "no matches"
} |
| 37/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 20188 output: 36 thoughts: 140 Thoughts: **Investigating the KVM Symbol Export** Okay, so I'm trying to figure out if `EXPORT_SYMBOL_FOR_KVM_INTERNAL` is actually in use somewhere, and my initial hunch is that it might be, but let's be sure. Wait, no, `EXPORT_SYMBOL_GPL` is in `virt/kvm/kvm_main.c`, that's an important detail. I should check `virt/kvm/pfncache.c` again for `EXPORT_SYMBOL_GPL`, just to be certain. Nope, still nothing. Alright, I'll try searching for `EXPORT_SYMBOL_GPL` in `virt/kvm/pfncache.c` again, but this time I'll make the search case-insensitive, just to cover all bases, because sometimes things are named unexpectedly. Still nothing. So it's not exported there. Okay, let's take one more look at `virt/kvm/pfncache.c` for `EXPORT_SYMBOL_GPL` just to double check that I didn't miss something. |
| 38/2 | 2026/07/29 14:01 | tool | grepper |
0mError:no matches Args: {
"Expression": "EXPORT_SYMBOL_GPL",
"PathPrefix": "virt/kvm/pfncache.c"
}Results: {
"error": "no matches"
} |
| 39/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 20617 output: 33 thoughts: 22 Thoughts: Here's a first-person summary, tailored for an expert audience, based on the provided thought: **Checking `virt/kvm/pfncache.c` for `EXPORT_SYMBOL`** Okay, so I need to quickly determine the visibility of some symbols within the KVM PFN cache implementation. My first instinct, given the context, is to check `virt/kvm/pfncache.c` for `EXPORT_SYMBOL`. This is standard operating procedure, really; it's the quick and dirty way to understand the intended scope of these symbols. Are they intended for module use, internal to KVM, or something else entirely? Looking at the `EXPORT_SYMBOL` macro will tell me if they are globally visible. This is a foundational step. I'm hoping to quickly identify how the PFN cache is exposed and used, so I can understand the bigger picture of interactions with other kernel components, particularly other KVM modules or the core kernel itself. Let's dig in and see what's what. |
| 40/2 | 2026/07/29 14:01 | tool | grepper |
0mError:no matches Args: {
"Expression": "EXPORT_SYMBOL",
"PathPrefix": "virt/kvm/pfncache.c"
}Results: {
"error": "no matches"
} |
| 41/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 20902 output: 38 thoughts: 144 Thoughts: **Fuzzing Strategy Assessment** Alright, so the target isn't explicitly exported, which is the initial hurdle. However, the fact that it's a non-static function *within* the kernel image gives us a definite avenue for fuzzing. We know non-static functions are fair game. My thinking then zeroes in on `kvm_gpc_refresh`. Since it's non-static, there's a good chance it's present within `kvm.ko`. Let's confirm that quickly... Yes, confirmed, it *is* in `kvm.ko`. Excellent. That narrows our focus. The critical symbols for a promising fuzzing campaign are clearly `kvm_gpc_refresh`, `kvm_gpc_activate`, and `kvm_gpc_activate_hva`. Now it’s time to assess those last two: `kvm_gpc_activate` and `kvm_gpc_activate_hva`. Let's see what we're working with in those functions. |
| 42/2 | 2026/07/29 14:01 | tool | read-file |
0mArgs:{
"File": "virt/kvm/pfncache.c",
"FirstLine": 420,
"LineCount": 30
}Results: {
"Contents": " 420:\t\t\twrite_unlock_irq(\u0026gpc-\u003elock);\n 421:\t\t}\n 422:\t\treturn __kvm_gpc_refresh(gpc, gpa, uhva);\n 423:\t}\n 424:\t\n 425:\tint kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long len)\n 426:\t{\n 427:\t\t/*\n 428:\t\t * Explicitly disallow INVALID_GPA so that the magic value can be used\n 429:\t\t * by KVM to differentiate between GPA-based and HVA-based caches.\n 430:\t\t */\n 431:\t\tif (WARN_ON_ONCE(kvm_is_error_gpa(gpa)))\n 432:\t\t\treturn -EINVAL;\n 433:\t\n 434:\t\treturn __kvm_gpc_activate(gpc, gpa, KVM_HVA_ERR_BAD, len);\n 435:\t}\n 436:\t\n 437:\tint kvm_gpc_activate_hva(struct gfn_to_pfn_cache *gpc, unsigned long uhva, unsigned long len)\n 438:\t{\n 439:\t\tif (!access_ok((void __user *)uhva, len))\n 440:\t\t\treturn -EINVAL;\n 441:\t\n 442:\t\treturn __kvm_gpc_activate(gpc, INVALID_GPA, uhva, len);\n 443:\t}\n 444:\t\n 445:\tvoid kvm_gpc_deactivate(struct gfn_to_pfn_cache *gpc)\n 446:\t{\n 447:\t\tstruct kvm *kvm = gpc-\u003ekvm;\n 448:\t\tkvm_pfn_t old_pfn;\n 449:\t\tvoid *old_khva;\n"
} |
| 43/2 | 2026/07/29 14:01 | llm | patch-evaluator |
0mModel:gemini-3.1-pro-preview Args: null Results: null Tokens: input: 21827 output: 128 thoughts: 335 Thoughts: **Analyzing the KVM Patch for Potential Fuzzing Targets** Okay, so these functions, `kvm_gpc_refresh`, `kvm_gpc_activate`, and `kvm_gpc_activate_hva`, are non-static – that's good, that's what I needed to confirm. I'm going to add those three symbols to my focus list. The relevant configuration option is `KVM`, which is also important to note. Now, let's go back and carefully examine the provided patch. Right, here's the core of it. We're removing the `gpc->lock` acquisition if the GPC isn't active. It's moving the `lockdep_assert_held` higher in the function's structure. That's a functional modification, and those are always interesting from a fuzzing perspective, especially when they involve locks and potential race conditions, or if the logic is affected by the state of `gpc->active`. The fact that we're optimizing the lock acquisition path based on the `gpc->active` status raises a red flag. This conditional logic can easily introduce unexpected behavior if the `gpc->active` flag changes concurrently. We should be able to trigger this particular code path, so that's definitely a viable target. I need to be able to set the active results. Alright, time to log this for a full-scale fuzzing campaign. |
| 44/2 | 2026/07/29 14:01 | tool | set-results |
0mArgs:{
"EnableConfigs": [
"KVM"
],
"FocusSymbols": [
"kvm_gpc_refresh",
"kvm_gpc_activate",
"kvm_gpc_activate_hva"
],
"Reasoning": "The patch modifies the locking behavior and lockdep assertions in `__kvm_gpc_refresh` within the KVM pfncache logic. It avoids taking the `gpc-\u003elock` if the cache is not active, which is a functional change in reachable core kernel logic (KVM).",
"WorthFuzzing": true
}Results: {
"EnableConfigs": [
"KVM"
],
"FocusSymbols": [
"kvm_gpc_refresh",
"kvm_gpc_activate",
"kvm_gpc_activate_hva"
],
"Reasoning": "The patch modifies the locking behavior and lockdep assertions in `__kvm_gpc_refresh` within the KVM pfncache logic. It avoids taking the `gpc-\u003elock` if the cache is not active, which is a functional change in reachable core kernel logic (KVM).",
"WorthFuzzing": true
} |
| Total Calls | Total Tokens | Avg Tokens | Total Duration (Seconds) | Avg Duration (Seconds) |
|---|
| Total Calls | Total Duration (Seconds) | Avg Duration (Seconds) |
|---|