------------[ cut here ]------------ kernel BUG at fs/ocfs2/suballoc.c:2584! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 1 UID: 0 PID: 6533 Comm: syz-executor Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : _ocfs2_free_suballoc_bits+0x1010/0x1210 fs/ocfs2/suballoc.c:2584 lr : _ocfs2_free_suballoc_bits+0x1010/0x1210 fs/ocfs2/suballoc.c:2584 sp : ffff8000a1c270c0 x29: ffff8000a1c27240 x28: ffff0000d8296c38 x27: 1fffe00019059002 x26: ffff700014384e2c x25: 0000000000000000 x24: dfff800000000000 x23: 0000000000000000 x22: ffff0000c15d2570 x21: 0000000000000002 x20: ffff0000e18a300a x19: ffff0000c82c8010 x18: 1fffe00033799a88 x17: ffff80008f7de000 x16: ffff80008b01d6e0 x15: 0000000000000001 x14: 1ffff00014384dbc x13: 0000000000000000 x12: 0000000000000000 x11: ffff700014384dbd x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c82c8000 x7 : ffff80008214bacc x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0000c15d2570 x1 : 0000000000000000 x0 : 0000000000000002 Call trace: _ocfs2_free_suballoc_bits+0x1010/0x1210 fs/ocfs2/suballoc.c:2584 (P) ocfs2_free_suballoc_bits fs/ocfs2/suballoc.c:2624 [inline] ocfs2_free_dinode+0xb0/0xe8 fs/ocfs2/suballoc.c:2639 ocfs2_remove_inode fs/ocfs2/inode.c:772 [inline] ocfs2_wipe_inode fs/ocfs2/inode.c:894 [inline] ocfs2_delete_inode fs/ocfs2/inode.c:1155 [inline] ocfs2_evict_inode+0x1ab0/0x3c1c fs/ocfs2/inode.c:1295 evict+0x414/0x928 fs/inode.c:810 iput_final fs/inode.c:1897 [inline] iput+0x6e4/0x83c fs/inode.c:1923 d_delete_notify include/linux/fsnotify.h:377 [inline] vfs_rmdir+0x358/0x464 fs/namei.c:4474 do_rmdir+0x214/0x4c4 fs/namei.c:4516 __do_sys_unlinkat fs/namei.c:4690 [inline] __se_sys_unlinkat fs/namei.c:4684 [inline] __arm64_sys_unlinkat+0xc8/0xf8 fs/namei.c:4684 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x254 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Code: b4000e53 9795ccda 17fffc60 9795ccd8 (d4210000) ---[ end trace 0000000000000000 ]---