https://bugzilla.kernel.org/show_bug.cgi?id=207173 Bug ID: 207173 Summary: kvm compiling problem 5.6.x kvm_main.c:2236:42: error: ‘nr_pages_avail’ may be used uninitialized in this function Product: Virtualization Version: unspecified Kernel Version: linux-5.6.-linux-5.6.3 Hardware: All OS: Linux Tree: Mainline Status: NEW Severity: blocking Priority: P1 Component: kvm Assignee: virtualization_kvm@xxxxxxxxxxxxxxxxxxxx Reporter: zoran.davidovac@xxxxxxxxx Regression: No happens with stock kernel 5.6.x gcc version 9.3.0 (GCC) CC arch/x86/kvm/../../../virt/kvm/kvm_main.o arch/x86/kvm/../../../virt/kvm/kvm_main.c: In function ‘__kvm_gfn_to_hva_cache_init’: arch/x86/kvm/../../../virt/kvm/kvm_main.c:2236:42: error: ‘nr_pages_avail’ may be used uninitialized in this function [-Werror=maybe-uninitialized] 2236 | for ( ; start_gfn <= end_gfn; start_gfn += nr_pages_avail) { | ~~~~~~~~~~^~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors make[2]: *** [scripts/Makefile.build:268: arch/x86/kvm/../../../virt/kvm/kvm_main.o] Error 1 make[1]: *** [scripts/Makefile.build:505: arch/x86/kvm] Error 2 make: *** [Makefile:1683: arch/x86] Error 2 Waited till .3 and I am still surprised that nobody noticed :) -- You are receiving this mail because: You are watching the assignee of the bug.
