EXT4-fs (loop0): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
------------[ cut here ]------------
EXT4-fs (loop0): This should not happen!! Data will be lost
WARNING: CPU: 1 PID: 13378 at fs/ext4/inode.c:1509 ext4_da_release_space+0x17a/0x220 fs/ext4/inode.c:1505
Modules linked in:
CPU: 1 PID: 13378 Comm: syz-executor399 Not tainted 5.10.0+ #4
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:ext4_da_release_space+0x17a/0x220 fs/ext4/inode.c:1505
Code: ff 4d 8b 45 40 4c 89 ff 48 c7 c6 33 7a d8 b6 ba e4 05 00 00 48 c7 c1 c0 d1 8d b6 41 89 e9 31 c0 53 e8 9a f3 06 00 48 83 c4 08 <0f> 0b 4c 89 e7 e8 9c 4f e3 ff 41 8b ad b0 02 00 00 e9 00 ff ff ff
RSP: 0018:ffff88810f05f720 EFLAGS: 00010292
RAX: 7eb6c3d025418b00 RBX: 0000000000000000 RCX: 7eb6c3d025418b00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffffb498c2e0 R09: ffffed1021e0be88
R10: ffffed1021e0be88 R11: 1ffff11021e0be87 R12: ffff888117205868
R13: ffff8881172055b8 R14: ffff8881149b7000 R15: ffff888100eed000
FS: 00007f7810522700(0000) GS:ffff88811b280000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffda3934de0 CR3: 00000001182e8001 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ext4_es_remove_extent+0x107/0x1d0 fs/ext4/extents_status.c:1462
mpage_release_unused_pages+0xc9/0x400 fs/ext4/inode.c:1564
ext4_writepages+0xc58/0x2110 fs/ext4/inode.c:2823
do_writepages+0x80/0x160 mm/page-writeback.c:2347
__filemap_fdatawrite_range mm/filemap.c:422 [inline]
file_write_and_wait_range+0x1d2/0x260 mm/filemap.c:761
ext4_sync_file+0x113/0x6b0 fs/ext4/fsync.c:151
generic_write_sync include/linux/fs.h:2747 [inline]
ext4_buffered_write_iter+0x381/0x3d0 fs/ext4/file.c:278
ext4_file_write_iter+0x30a/0x11c0 fs/ext4/file.c:520
do_iter_readv_writev+0x339/0x3c0 fs/read_write.c:732
do_iter_write+0x107/0x430 fs/read_write.c:861
vfs_writev fs/read_write.c:934 [inline]
do_pwritev+0x1e5/0x380 fs/read_write.c:1031
do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x44b949
Code: 0d c5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 db c4 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f7810521db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000128
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000044b949
RDX: 0000000000000001 RSI: 0000000020000140 RDI: 0000000000000003
RBP: 00000000006ded88 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ded80
R13: 00007ffe58e9a65f R14: 00007f78105229c0 R15: 431bde82d7b634db
---[ end trace 9544bb16bd9ec6fc ]---
EXT4-fs (loop2): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop2): This should not happen!! Data will be lost

EXT4-fs error (device loop3): ext4_mb_generate_buddy:805: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free clusters
EXT4-fs (loop3): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop3): This should not happen!! Data will be lost

EXT4-fs (loop3): Total free blocks count 0
EXT4-fs (loop3): Free/Dirty block details
EXT4-fs (loop3): free_blocks=503808
EXT4-fs (loop3): dirty_blocks=16
EXT4-fs (loop3): Block reservation details
EXT4-fs (loop3): i_reserved_data_blocks=1
EXT4-fs error (device loop2): ext4_mb_generate_buddy:805: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free clusters
EXT4-fs (loop3): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop2): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop3): This should not happen!! Data will be lost

EXT4-fs (loop2): This should not happen!! Data will be lost

EXT4-fs (loop2): Total free blocks count 0
EXT4-fs (loop2): Free/Dirty block details
EXT4-fs (loop2): free_blocks=503808
EXT4-fs (loop2): dirty_blocks=16
EXT4-fs (loop2): Block reservation details
EXT4-fs (loop2): i_reserved_data_blocks=1
EXT4-fs (loop2): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs error (device loop0): ext4_mb_generate_buddy:805: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free clusters
EXT4-fs (loop2): This should not happen!! Data will be lost

EXT4-fs (loop0): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop0): This should not happen!! Data will be lost

EXT4-fs (loop0): Total free blocks count 0
EXT4-fs (loop0): Free/Dirty block details
EXT4-fs error (device loop1): ext4_mb_generate_buddy:805: group 0,
EXT4-fs (loop0): free_blocks=503808
block bitmap and bg descriptor inconsistent: 25 vs 31513 free clusters
EXT4-fs (loop1): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop0): dirty_blocks=16
EXT4-fs (loop1): This should not happen!! Data will be lost

EXT4-fs (loop0): Block reservation details
EXT4-fs (loop0): i_reserved_data_blocks=1
EXT4-fs (loop1): Total free blocks count 0
EXT4-fs (loop1): Free/Dirty block details
EXT4-fs (loop1): free_blocks=503808
EXT4-fs (loop1): dirty_blocks=16
EXT4-fs (loop1): Block reservation details
EXT4-fs (loop1): i_reserved_data_blocks=1
EXT4-fs (loop1): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop0): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop1): This should not happen!! Data will be lost

EXT4-fs (loop0): This should not happen!! Data will be lost

EXT4-fs error (device loop3): ext4_mb_generate_buddy:805: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free clusters
EXT4-fs (loop3): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs error (device loop2): ext4_mb_generate_buddy:805: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free clusters
EXT4-fs (loop3): This should not happen!! Data will be lost

EXT4-fs (loop2): Delayed block allocation failed for inode 17 at logical offset 1 with max blocks 1 with error 28
EXT4-fs (loop3): Total free blocks count 0
EXT4-fs (loop3): Free/Dirty block details
EXT4-fs (loop2): This should not happen!! Data will be lost