------------[ cut here ]------------ kernel BUG at fs/ocfs2/aops.c:1159! Internal error: Oops - BUG: 00000000f2000800 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 6771 Comm: syz.4.18 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_write_cluster fs/ocfs2/aops.c:1159 [inline] pc : ocfs2_write_cluster_by_desc+0x1758/0x1784 fs/ocfs2/aops.c:1219 lr : ocfs2_write_cluster fs/ocfs2/aops.c:1159 [inline] lr : ocfs2_write_cluster_by_desc+0x1758/0x1784 fs/ocfs2/aops.c:1219 sp : ffff8000a2a567a0 x29: ffff8000a2a56ac0 x28: ffff0000f4476c38 x27: ffff0000d9ef8030 x26: ffff0000d9ef8028 x25: ffff0000d9ef8848 x24: dfff800000000000 x23: ffff0000d9ef8014 x22: ffff0000f4476c60 x21: 0000000000000000 x20: 0000000000000000 x19: 0000000000000004 x18: 00000000ffffffff x17: ffff800093303000 x16: ffff800080537b9c x15: 0000000000000001 x14: 1fffe0001e88ed5c x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 0000000000004e1e x9 : ffff8000a6f91000 x8 : 0000000000004e1f x7 : ffff800082159a94 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800080537ca4 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: ocfs2_write_cluster fs/ocfs2/aops.c:1159 [inline] (P) ocfs2_write_cluster_by_desc+0x1758/0x1784 fs/ocfs2/aops.c:1219 (P) ocfs2_write_begin_nolock+0x2808/0x3864 fs/ocfs2/aops.c:1796 ocfs2_dio_wr_get_block+0x944/0x13cc fs/ocfs2/aops.c:2214 get_more_blocks fs/direct-io.c:648 [inline] do_direct_IO fs/direct-io.c:936 [inline] __blockdev_direct_IO+0x10bc/0x2818 fs/direct-io.c:1243 ocfs2_direct_IO+0x210/0x280 fs/ocfs2/aops.c:2441 generic_file_direct_write+0x1a8/0x350 mm/filemap.c:4176 __generic_file_write_iter+0x10c/0x204 mm/filemap.c:4345 ocfs2_file_write_iter+0x1328/0x1b84 fs/ocfs2/file.c:2469 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x540/0xa3c fs/read_write.c:686 ksys_write+0x120/0x210 fs/read_write.c:738 __do_sys_write fs/read_write.c:749 [inline] __se_sys_write fs/read_write.c:746 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:746 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 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:746 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 Code: 52808d42 9405ef70 d4210000 97986daa (d4210000) ---[ end trace 0000000000000000 ]---