option from the mount to silence this warning. ======================================================= ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. ------------[ 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: 6726 Comm: syz.0.17 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 : ffff8000a0666340 x29: ffff8000a0666660 x28: ffff0000f39a0878 x27: ffff0000c9952030 x26: ffff0000c9952028 x25: ffff0000c9952848 x24: dfff800000000000 x23: ffff0000c9952014 x22: ffff0000f39a08a0 x21: 0000000000000000 x20: 0000000000000000 x19: 0000000000000004 x18: 00000000ffffffff x17: ffff800093304000 x16: ffff800080537b20 x15: 0000000000000001 x14: 1fffe0001e7340e4 x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001e7340e5 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000cdb85c40 x7 : ffff800082159e78 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800080537c28 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 iter_file_splice_write+0x770/0xd7c fs/splice.c:738 do_splice_from fs/splice.c:938 [inline] direct_splice_actor+0xec/0x14c fs/splice.c:1161 splice_direct_to_actor+0x414/0x994 fs/splice.c:1105 do_splice_direct_actor fs/splice.c:1204 [inline] do_splice_direct+0x130/0x210 fs/splice.c:1230 do_sendfile+0x3cc/0x658 fs/read_write.c:1370 __do_sys_sendfile64 fs/read_write.c:1431 [inline] __se_sys_sendfile64 fs/read_write.c:1417 [inline] __arm64_sys_sendfile64+0x1b4/0x274 fs/read_write.c:1417 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c 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:724 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: 52808d42 9405ef70 d4210000 97986c6e (d4210000) ---[ end trace 0000000000000000 ]---