bisecting fixing commit since 0a50438c84363bd37fe18fe432888ae9a074dcab building syzkaller on 6a81331a1d4c744da9204d02ec88d558f7eea9c9 testing commit 0a50438c84363bd37fe18fe432888ae9a074dcab with gcc (GCC) 10.2.1 20210217 kernel signature: 9f04fde288767729c38b9c25ea342583f94b839e2755d13ecc0049cd931ceaef all runs: crashed: WARNING in account_page_dirtied testing current HEAD de5540965853e514a85d3b775e9049deb85a2ff3 testing commit de5540965853e514a85d3b775e9049deb85a2ff3 with gcc (GCC) 10.2.1 20210217 kernel signature: 85edec08495441301f9f4af38286d4a56507e464b5d98d42a5a65d818b21c88a all runs: boot failed: kernel panic: VFS: Unable to mount root fs on unknown-block(0,0) revisions tested: 2, total time: 30m52.291862366s (build: 15m41.589770975s, test: 14m20.451561569s) bisection is inconclusive, the first good commit could be any of: 0a50438c84363bd37fe18fe432888ae9a074dcab de5540965853e514a85d3b775e9049deb85a2ff3