------------[ cut here ]------------ WARNING: CPU: 0 PID: 9374 at fs/buffer.c:1193 mark_buffer_dirty+0x2dd/0x500 Modules linked in: CPU: 0 PID: 9374 Comm: syz-executor.3 Not tainted 6.5.0-rc4-syzkaller-00251-gf0ab9f34e59e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 RIP: 0010:mark_buffer_dirty+0x2dd/0x500 fs/buffer.c:1193 Code: df e8 77 18 e0 ff 48 8b 3b be 04 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 92 5d fc ff e8 0d 4b 87 ff e9 71 ff ff ff e8 03 4b 87 ff <0f> 0b e9 6d fd ff ff e8 f7 4a 87 ff 0f 0b e9 96 fd ff ff e8 eb 4a RSP: 0018:ffffc9001692f808 EFLAGS: 00010283 RAX: ffffffff82045c7d RBX: ffff888081c51201 RCX: 0000000000040000 RDX: ffffc9000adf1000 RSI: 0000000000013989 RDI: 000000000001398a RBP: 0000000000000000 R08: ffffffff820459e4 R09: 1ffff1100f1f9122 R10: dffffc0000000000 R11: ffffed100f1f9123 R12: ffff888078fc8910 R13: ffff888078fc8ae0 R14: ffff888078fc8910 R15: dffffc0000000000 FS: 00007fdd3145e6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5cf018a000 CR3: 000000001fabe000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bfs_move_block fs/bfs/file.c:43 [inline] bfs_move_blocks fs/bfs/file.c:56 [inline] bfs_get_block+0x856/0xad0 fs/bfs/file.c:125 __block_write_begin_int+0x555/0x1a60 fs/buffer.c:2128 __block_write_begin fs/buffer.c:2178 [inline] block_write_begin+0x9c/0x1f0 fs/buffer.c:2239 bfs_write_begin+0x35/0xd0 fs/bfs/file.c:177 generic_perform_write+0x31b/0x630 mm/filemap.c:3923 generic_file_write_iter+0xaf/0x310 mm/filemap.c:4044 call_write_iter include/linux/fs.h:1871 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x782/0xaf0 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: 0033:0x7fdd3067cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdd3145e0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fdd3079bf80 RCX: 00007fdd3067cae9 RDX: 00000000000ffe00 RSI: 0000000020004200 RDI: 0000000000000004 RBP: 00007fdd306c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fdd3079bf80 R15: 00007ffe823e2008