------------[ cut here ]------------ kernel BUG at fs/inode.c:623! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 25977 Comm: btrfs-cleaner Not tainted 6.1.30-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : clear_inode+0x13c/0x148 fs/inode.c:623 lr : clear_inode+0x13c/0x148 fs/inode.c:623 sp : ffff8000207e7900 x29: ffff8000207e7900 x28: 1fffe0002576b6cf x27: dfff800000000000 x26: 1fffe0002576b69f x25: ffff00012bb5b4b0 x24: ffff7000040fcf38 x23: 0000000000000060 x22: dfff800000000000 x21: 1fffe0002576b6b1 x20: ffff00012bb5b588 x19: ffff00012bb5b4b0 x18: 1fffe000368b6176 x17: ffff80019f0af000 x16: ffff80000825f9d8 x15: 0000000000000000 x14: 1ffff00002ab60b0 x13: dfff800000000000 x12: 0000000000000003 x11: ff80800008aa3614 x10: 0000000000000000 x9 : ffff800008aa3614 x8 : ffff0000cf9b5340 x7 : ffff800008aa350c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff8000207e7800 x1 : 0000000000000040 x0 : 0000000000000000 Call trace: clear_inode+0x13c/0x148 fs/inode.c:623 btrfs_evict_inode+0x5a8/0xe14 evict+0x260/0x68c fs/inode.c:664 iput_final fs/inode.c:1747 [inline] iput+0x7c0/0x8a4 fs/inode.c:1773 __btrfs_run_defrag_inode fs/btrfs/tree-defrag.c:260 [inline] btrfs_run_defrag_inodes+0xdfc/0xf10 fs/btrfs/tree-defrag.c:321 cleaner_kthread+0x18c/0x36c fs/btrfs/disk-io.c:1835 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Code: d4210000 97e95b5f d4210000 97e95b5d (d4210000) ---[ end trace 0000000000000000 ]---