Kernel panic - not syncing: corrupted stack end detected inside scheduler CPU: 0 PID: 1793 Comm: jbd2/vda-8 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 Hardware name: riscv-virtio,qemu (DT) Call Trace: [] dump_backtrace+0x2e/0x3c arch/riscv/kernel/stacktrace.c:113 [] show_stack+0x34/0x40 arch/riscv/kernel/stacktrace.c:119 [] __dump_stack lib/dump_stack.c:88 [inline] [] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:106 [] dump_stack+0x1c/0x24 lib/dump_stack.c:113 [] panic+0x24a/0x634 kernel/panic.c:233 [] schedule_debug kernel/sched/core.c:5541 [inline] [] schedule+0x0/0x14c kernel/sched/core.c:6187 [] preempt_schedule_common+0x4e/0xde kernel/sched/core.c:6462 [] preempt_schedule+0x34/0x36 kernel/sched/core.c:6487 [] __raw_read_unlock include/linux/rwlock_api_smp.h:233 [inline] [] _raw_read_unlock+0x60/0x6a kernel/locking/spinlock.c:260 [] ext4_es_lookup_extent+0x2d4/0x904 fs/ext4/extents_status.c:983 [] ext4_map_blocks+0x168/0xe64 fs/ext4/inode.c:530 [] ext4_iomap_begin+0x54a/0x56e fs/ext4/inode.c:3406 [] iomap_iter+0x3be/0xcf6 fs/iomap/iter.c:74 [] iomap_bmap+0x124/0x1e8 fs/iomap/fiemap.c:113 [] ext4_bmap+0x134/0x22e fs/ext4/inode.c:3155 [] bmap+0x5a/0x84 fs/inode.c:1795 [] jbd2_journal_bmap+0xb4/0x18c fs/jbd2/journal.c:974 [] jbd2_journal_next_log_block+0xce/0xec fs/jbd2/journal.c:869 [] jbd2_journal_get_descriptor_buffer+0x9e/0x2ae fs/jbd2/journal.c:1011 [] journal_submit_commit_record.part.0+0x9a/0x626 fs/jbd2/commit.c:131 [] journal_submit_commit_record fs/jbd2/commit.c:905 [inline] [] jbd2_journal_commit_transaction+0x38aa/0x4a38 fs/jbd2/commit.c:925 [] kjournald2+0x19e/0x614 fs/jbd2/journal.c:213 [] kthread+0x19e/0x1fa kernel/kthread.c:377 [] ret_from_exception+0x0/0x10 SMP: stopping secondary CPUs Rebooting in 86400 seconds..