NILFS (loop0): unrecognized mount option "˙01777777777777777777777˙0xffffffffffffffff˙˙˙˙" NILFS error (device loop0): nilfs_find_entry: zero-length directory entry ------------[ cut here ]------------ WARNING: CPU: 0 PID: 30834 at fs/buffer.c:1130 mark_buffer_dirty+0x2dd/0x500 Modules linked in: CPU: 0 PID: 30834 Comm: syz-executor.0 Not tainted 6.4.0-rc3-syzkaller-00278-g49572d536129 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 RIP: 0010:mark_buffer_dirty+0x2dd/0x500 fs/buffer.c:1130 Code: df e8 f7 18 e0 ff 48 8b 3b be 04 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 22 69 fc ff e8 ed 46 88 ff e9 71 ff ff ff e8 e3 46 88 ff <0f> 0b e9 6d fd ff ff e8 d7 46 88 ff 0f 0b e9 96 fd ff ff e8 cb 46 RSP: 0018:ffffc9001691f468 EFLAGS: 00010283 RAX: ffffffff8203382d RBX: ffff88803a432701 RCX: 0000000000040000 RDX: ffffc90003ba1000 RSI: 00000000000005ac RDI: 00000000000005ad RBP: 0000000000000000 R08: ffffffff82033594 R09: ffffed10074b9ecc R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88803a5cf658 R13: ffff888036eef0b4 R14: 1ffff92002d23eb2 R15: ffffc9001691f580 FS: 00007f4dbcb3d700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110f2aaf71 CR3: 000000007e3d3000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: nilfs_palloc_commit_alloc_entry+0x4b/0x160 fs/nilfs2/alloc.c:585 nilfs_dat_commit_alloc+0x1ac/0x2c0 fs/nilfs2/dat.c:102 nilfs_bmap_commit_alloc_ptr fs/nilfs2/bmap.h:194 [inline] nilfs_direct_insert+0x2d8/0x510 fs/nilfs2/direct.c:128 nilfs_bmap_do_insert fs/nilfs2/bmap.c:129 [inline] nilfs_bmap_insert+0x251/0x3b0 fs/nilfs2/bmap.c:155 nilfs_get_block+0x428/0x8e0 fs/nilfs2/inode.c:101 __block_write_begin_int+0x548/0x1a50 fs/buffer.c:2064 __block_write_begin fs/buffer.c:2114 [inline] block_write_begin+0x9c/0x1f0 fs/buffer.c:2175 nilfs_write_begin+0xa0/0x110 fs/nilfs2/inode.c:261 generic_perform_write+0x300/0x5e0 mm/filemap.c:3923 __generic_file_write_iter+0x17a/0x400 mm/filemap.c:4051 generic_file_write_iter+0xaf/0x310 mm/filemap.c:4083 call_write_iter include/linux/fs.h:1868 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x790/0xb20 fs/read_write.c:584 ksys_write+0x1a0/0x2c0 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f4dbbe8c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4dbcb3d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f4dbbfabf80 RCX: 00007f4dbbe8c169 RDX: 000000000000001e RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00007f4dbbee7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff48ddbb9f R14: 00007f4dbcb3d300 R15: 0000000000022000