------------[ cut here ]------------ kernel BUG at fs/ocfs2/suballoc.c:2569! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 7108 Comm: syz-executor Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : _ocfs2_free_suballoc_bits+0xf00/0x1210 fs/ocfs2/suballoc.c:2569 lr : _ocfs2_free_suballoc_bits+0xf00/0x1210 fs/ocfs2/suballoc.c:2569 sp : ffff8000a2f17540 x29: ffff8000a2f176c0 x28: ffff0000e3c319f8 x27: 0000000f79484000 x26: ffff7000145e2ebc x25: ffff8000821e69e8 x24: dfff800000000000 x23: 000000000000aaaa x22: 0000000000000e00 x21: 000000000000ad7a x20: 0000000f79484000 x19: 0000000000000e00 x18: 00000000ffffffff x17: ffff800093304000 x16: ffff80008adc91d4 x15: 0000000000000001 x14: 0000000000000000 x13: 00000000fffffffc x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c61ddc40 x7 : ffff800081223538 x6 : ffff8000821e69e8 x5 : 000000000000aaaa x4 : 0000000f79484000 x3 : 00000000000002d0 x2 : ffff0000e3c1ee80 x1 : 0000000000000e00 x0 : 000000000000ad7a Call trace: _ocfs2_free_suballoc_bits+0xf00/0x1210 fs/ocfs2/suballoc.c:2569 (P) _ocfs2_free_clusters+0x514/0x9bc fs/ocfs2/suballoc.c:2672 ocfs2_free_clusters+0x50/0x68 fs/ocfs2/suballoc.c:2693 ocfs2_replay_truncate_records fs/ocfs2/alloc.c:5979 [inline] __ocfs2_flush_truncate_log+0x5d8/0xf6c fs/ocfs2/alloc.c:6062 ocfs2_flush_truncate_log+0x4c/0x6c fs/ocfs2/alloc.c:6084 ocfs2_sync_fs+0xf8/0x2a4 fs/ocfs2/super.c:406 sync_filesystem+0x1a0/0x218 fs/sync.c:66 generic_shutdown_super+0x70/0x2b8 fs/super.c:621 kill_block_super+0x44/0x90 fs/super.c:1722 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:81 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:725 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Code: 17ffff1e 97952991 d4210000 9795298f (d4210000) ---[ end trace 0000000000000000 ]---