bisecting fixing commit since 614cb2751d3150850d459bee596c397f344a7936 building syzkaller on a2fe1cb58994e43fb14f141ecd6e6dcce9bb697a testing commit 614cb2751d3150850d459bee596c397f344a7936 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 05d648e88a062c111163bb95bf4ecb6e6c610eccf68d46b4d49ecedc84de7cb0 all runs: crashed: kernel BUG in ext4_get_group_info testing current HEAD 9b59ec8d50a1f28747ceff9a4f39af5deba9540e testing commit 9b59ec8d50a1f28747ceff9a4f39af5deba9540e compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: a8c59780b5a7eca8967d1278b261aaff652f09e51a0e493adec55822aa74fc9a all runs: crashed: INFO: rcu detected stall in corrupted revisions tested: 2, total time: 20m40.531708389s (build: 13m1.399874705s, test: 6m52.244857344s) the crash still happens on HEAD commit msg: Merge tag 'riscv-for-linus-5.19-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux crash: INFO: rcu detected stall in corrupted rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P4089 } 4 jiffies s: 2861 root: 0x0/T rcu: blocking rcu_node structures (internal RCU debug):