Hi [This is an automated email] This commit has been processed because it contains a -stable tag. The stable tag indicates that it's relevant for the following trees: all The bot has tested the following trees: v5.8.10, v5.4.66, v4.19.146, v4.14.198, v4.9.236, v4.4.236. v5.8.10: Build OK! v5.4.66: Build failed! Errors: virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function 'flex_array_size'; did you mean 'array_size'? [-Werror=implicit-function-declaration] arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:30: error: 'range' undeclared (first use in this function) virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function 'flex_array_size'; did you mean 'array_size'? [-Werror=implicit-function-declaration] arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:30: error: 'range' undeclared (first use in this function) virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function 'flex_array_size'; did you mean 'array_size'? [-Werror=implicit-function-declaration] arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:30: error: 'range' undeclared (first use in this function) virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function â??flex_array_sizeâ??; did you mean â??array_sizeâ??? [-Werror=implicit-function-declaration] virt/kvm/kvm_main.c:4034:30: error: â??rangeâ?? undeclared (first use in this function) arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function 'flex_array_size'; did you mean 'array_size'? [-Werror=implicit-function-declaration] arch/s390/kvm/../../../virt/kvm/kvm_main.c:4034:30: error: 'range' undeclared (first use in this function) arch/arm64/kvm/../../../virt/kvm/kvm_main.c:4034:5: error: implicit declaration of function 'flex_array_size'; did you mean 'array_size'? [-Werror=implicit-function-declaration] arch/arm64/kvm/../../../virt/kvm/kvm_main.c:4034:30: error: 'range' undeclared (first use in this function) v4.19.146: Failed to apply! Possible dependencies: 0804c849f1df ("kvm/x86 : add coalesced pio support") 360cae313702 ("KVM: PPC: Book3S HV: Nested guest entry via hypercall") 41f4e631daf8 ("KVM: PPC: Book3S HV: Extract PMU save/restore operations as C-callable functions") 89329c0be8bd ("KVM: PPC: Book3S HV: Clear partition table entry on vm teardown") 8e3f5fc1045d ("KVM: PPC: Book3S HV: Framework and hcall stubs for nested virtualization") 90952cd38859 ("kvm: Use struct_size() in kmalloc()") 95a6432ce903 ("KVM: PPC: Book3S HV: Streamlined guest entry/exit path on P9 for radix guests") 9943450b7b88 ("kvm/x86 : add document for coalesced mmio") aa069a996951 ("KVM: PPC: Book3S HV: Add a VM capability to enable nested virtualization") b12ce36a43f2 ("kvm: Add memcg accounting to KVM allocations") df709a296ef7 ("KVM: PPC: Book3S HV: Simplify real-mode interrupt handling") f7035ce9f1df ("KVM: PPC: Book3S HV: Move interrupt delivery on guest entry to C code") v4.14.198: Failed to apply! Possible dependencies: 0804c849f1df ("kvm/x86 : add coalesced pio support") 7bf14c28ee77 ("Merge branch 'x86/hyperv' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip") 90952cd38859 ("kvm: Use struct_size() in kmalloc()") b12ce36a43f2 ("kvm: Add memcg accounting to KVM allocations") d4c67a7a54f1 ("kvm: use insert sort in kvm_io_bus_register_dev function") v4.9.236: Failed to apply! Possible dependencies: 0804c849f1df ("kvm/x86 : add coalesced pio support") 4a12f9517728 ("KVM: mark kvm->busses as rcu protected") 7bf14c28ee77 ("Merge branch 'x86/hyperv' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip") 90952cd38859 ("kvm: Use struct_size() in kmalloc()") b12ce36a43f2 ("kvm: Add memcg accounting to KVM allocations") d4c67a7a54f1 ("kvm: use insert sort in kvm_io_bus_register_dev function") v4.4.236: Failed to apply! Possible dependencies: 4a12f9517728 ("KVM: mark kvm->busses as rcu protected") 5c919412fe61 ("kvm/x86: Hyper-V synthetic interrupt controller") 6308630bd3db ("kvm/x86: split ioapic-handled and EOI exit bitmaps") 765eaa0f70ea ("kvm/x86: Hyper-V SynIC message slot pending clearing at SINT ack") 90952cd38859 ("kvm: Use struct_size() in kmalloc()") d4c67a7a54f1 ("kvm: use insert sort in kvm_io_bus_register_dev function") d62caabb41f3 ("kvm/x86: per-vcpu apicv deactivation support") NOTE: The patch will not be queued to stable trees until it is upstream. How should we proceed with this patch? -- Thanks Sasha