EXT4-fs warning (device loop0): ext4_da_release_space:1534: ext4_da_release_space: ino 16, to_free 32 with only 31 reserved data blocks ------------[ cut here ]------------ WARNING: CPU: 0 PID: 17719 at fs/ext4/inode.c:1535 ext4_da_release_space+0x25e/0x370 fs/ext4/inode.c:1531 Modules linked in: CPU: 0 PID: 17719 Comm: syz-executor.0 Not tainted 6.2.0-rc6-syzkaller-00011-gc0b67534c95c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:ext4_da_release_space+0x25e/0x370 fs/ext4/inode.c:1535 Code: a7 ff 4d 8b 07 4c 89 e7 48 c7 c6 9a 02 c8 8c ba fe 05 00 00 48 c7 c1 00 40 04 8b 45 89 f1 31 c0 53 e8 46 a9 0e 00 48 83 c4 08 <0f> 0b 48 b8 00 00 00 00 00 fc ff df 8a 44 05 00 84 c0 0f 85 da 00 RSP: 0018:ffffc90005657450 EFLAGS: 00010296 RAX: 6712788eceab1900 RBX: 000000000000001f RCX: 6712788eceab1900 RDX: ffffc90004201000 RSI: 000000000001ae22 RDI: 000000000001ae23 RBP: 1ffff1100f26338e R08: ffffffff816e1b8d R09: fffff52000acae19 R10: fffff52000acae19 R11: 1ffff92000acae18 R12: ffff88807cc56000 R13: ffff888079319c70 R14: 0000000000000020 R15: ffff888079319700 FS: 00007f1b99c4b700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32123000 CR3: 000000007dc8a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ext4_es_remove_extent+0x1ab/0x260 fs/ext4/extents_status.c:1460 ext4_ext_truncate+0x13d/0x220 fs/ext4/extents.c:4407 ext4_truncate+0xa6a/0xea0 fs/ext4/inode.c:4342 ext4_setattr+0x10c8/0x1930 fs/ext4/inode.c:5622 notify_change+0xe50/0x1100 fs/attr.c:482 do_truncate+0x200/0x2f0 fs/open.c:65 handle_truncate fs/namei.c:3216 [inline] do_open fs/namei.c:3561 [inline] path_openat+0x272b/0x2dd0 fs/namei.c:3714 do_filp_open+0x264/0x4f0 fs/namei.c:3741 do_sys_openat2+0x124/0x4e0 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_creat fs/open.c:1402 [inline] __se_sys_creat fs/open.c:1396 [inline] __x64_sys_creat+0x11f/0x160 fs/open.c:1396 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1b98e8c0c9 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:00007f1b99c4b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f1b98fac050 RCX: 00007f1b98e8c0c9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200000c0 RBP: 00007f1b98ee7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff8a5d8b1f R14: 00007f1b99c4b300 R15: 0000000000022000