bisecting fixing commit since c1141b3aab36eb0d9b2bcae4aff69e77d0554386
building syzkaller on 3de7aabbb79a6c2267f5d7ee8a8aaa83f63305b7
testing commit c1141b3aab36eb0d9b2bcae4aff69e77d0554386 with gcc (GCC) 8.1.0
kernel signature: 5eb24fe4c97c0a20cbb30a009c83a260c84aca6a3cad4f781d79fb88f70fb3c6
all runs: crashed: KASAN: stack-out-of-bounds Read in update_stack_state
testing current HEAD 56dfe6252c6823c486ce4b1a922d72abc7e3c6b1
testing commit 56dfe6252c6823c486ce4b1a922d72abc7e3c6b1 with gcc (GCC) 8.1.0
kernel signature: 2fa585d3594dfbfa38979547d7221776d2333bf1ee830add9ebecdf1b0d65cb3
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
revisions tested: 2, total time: 33m19.686323587s (build: 18m41.844218618s, test: 13m46.568305801s)
bisection is inconclusive, the first good commit could be any of:
c1141b3aab36eb0d9b2bcae4aff69e77d0554386
56dfe6252c6823c486ce4b1a922d72abc7e3c6b1