bisecting fixing commit since 98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796
building syzkaller on cf9142006bfa242d2bbf5916749e42327103f803
testing commit 98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796 with gcc (GCC) 8.1.0
kernel signature: ccceaf3f9954406d411c08e4c0d0b7ee59a23f36e107366c384e76ba5c9affc0
run #0: crashed: BUG: looking up invalid subclass: 8
run #1: crashed: BUG: looking up invalid subclass: 8
run #2: crashed: BUG: looking up invalid subclass: 8
run #3: crashed: BUG: looking up invalid subclass: 8
run #4: crashed: BUG: looking up invalid subclass: 8
run #5: crashed: BUG: looking up invalid subclass: 8
run #6: crashed: BUG: looking up invalid subclass: 8
run #7: crashed: BUG: looking up invalid subclass: 9
run #8: crashed: BUG: looking up invalid subclass: 9
run #9: crashed: BUG: looking up invalid subclass: 8
testing current HEAD 4139fb08c05fec734f85a99e8b7d99dc12b1b68c
testing commit 4139fb08c05fec734f85a99e8b7d99dc12b1b68c with gcc (GCC) 8.1.0
kernel signature: 83ed12521e4850d9fc97a5a07f7c085973e09ec0ac6c177a0bfc9d5c64c5aa61
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
revisions tested: 2, total time: 31m35.738597616s (build: 16m25.511087743s, test: 14m20.233093071s)
bisection is inconclusive, the first good commit could be any of:
98db2bf27b9ed2d5ed0b6c9c8a4bfcb127a19796
4139fb08c05fec734f85a99e8b7d99dc12b1b68c