bisecting fixing commit since e0f8b8a65a473a8baa439cf865a694bbeb83fe90
building syzkaller on 06150bf1b39b70e521560bc943ac19b281903ebc
testing commit e0f8b8a65a473a8baa439cf865a694bbeb83fe90 with gcc (GCC) 8.1.0
kernel signature: b8961e6dddb2a28299454cf026bc8c7f4fabe99241c7ec6669554db8ba055742
all runs: crashed: kernel BUG at fs/btrfs/volumes.c:LINE!
testing current HEAD 4139fb08c05fec734f85a99e8b7d99dc12b1b68c
testing commit 4139fb08c05fec734f85a99e8b7d99dc12b1b68c with gcc (GCC) 8.1.0
kernel signature: 6e46d5ac67b9bfa30d9a0c54cd46c60233e101a48c77af4a1ff573b972768a37
all runs: boot failed: WARNING in kvm_mmu_set_mmio_spte_mask
revisions tested: 2, total time: 30m30.750311633s (build: 16m8.069116438s, test: 13m52.703894101s)
bisection is inconclusive, the first good commit could be any of:
e0f8b8a65a473a8baa439cf865a694bbeb83fe90
4139fb08c05fec734f85a99e8b7d99dc12b1b68c