ocfs2: Mounting device (7,7) on (node local, slot 0) with ordered data mode. ------------[ cut here ]------------ kernel BUG at fs/ocfs2/uptodate.c:509! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 9490 Comm: syz.7.594 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_set_new_buffer_uptodate+0x14c/0x188 fs/ocfs2/uptodate.c:509 lr : ocfs2_set_new_buffer_uptodate+0x14c/0x188 fs/ocfs2/uptodate.c:509 sp : ffff80009bac7860 x29: ffff80009bac7860 x28: ffff80009bac7940 x27: ffff700013758f28 x26: dfff800000000000 x25: ffff80009bac7bb0 x24: ffff000105d66e00 x23: 1ffff00013758f76 x22: 0000000000000000 x21: 0000000000000001 x20: ffff00010298e2b8 x19: ffff0000f6e44130 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008b0155d8 x15: 0000000000000001 x14: 1fffe0001edc8804 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 0000000000000e2d x9 : ffff8000a5cbe000 x8 : 0000000000000e2e x7 : ffff80008214807c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805354c4 x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: ocfs2_set_new_buffer_uptodate+0x14c/0x188 fs/ocfs2/uptodate.c:509 (P) ocfs2_group_add+0x27c/0xe64 fs/ocfs2/resize.c:507 ocfs2_ioctl+0x588/0x738 fs/ocfs2/ioctl.c:891 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:598 [inline] __se_sys_ioctl fs/ioctl.c:584 [inline] __arm64_sys_ioctl+0x14c/0x1c4 fs/ioctl.c:584 __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: a8c47bfd d50323bf d65f03c0 97947f7e (d4210000) ---[ end trace 0000000000000000 ]---