ocfs2: Mounting device (7,4) 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: 7135 Comm: syz.4.78 Not tainted 6.15.0-rc2-syzkaller-gc72692105976 #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 80400005 (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 : ffff8000a33c7840 x29: ffff8000a33c7840 x28: dfff800000000000 x27: ffff700014678f28 x26: 1ffff00014678f76 x25: 0000000000000000 x24: ffff0000f7a0ddb0 x23: ffff0000c76c0000 x22: ffff8000a33c7980 x21: 0000000000000001 x20: ffff0000eda073a0 x19: ffff0000f7a0ddb0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008333712c x15: 0000000000000001 x14: 1fffe0001ef41b94 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 0000000000000942 x9 : ffff8000a650e000 x8 : 0000000000000943 x7 : ffff800082267354 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000804918b0 x2 : 0000000000000001 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: ocfs2_set_new_buffer_uptodate+0x14c/0x188 fs/ocfs2/uptodate.c:509 (P) ocfs2_group_add+0x2f8/0x115c fs/ocfs2/resize.c:507 ocfs2_ioctl+0x870/0xe14 fs/ocfs2/ioctl.c:891 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl fs/ioctl.c:892 [inline] __arm64_sys_ioctl+0x14c/0x1c4 fs/ioctl.c:892 __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+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 Code: a8c47bfd d50323bf d65f03c0 978d9f59 (d4210000) ---[ end trace 0000000000000000 ]---