EXT4-fs (loop2): Delayed block allocation failed for inode 19 at logical offset 0 with max blocks 16 with error 117
EXT4-fs (loop2): This should not happen!! Data will be lost
------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2452!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 738 Comm: kworker/u4:6 Not tainted 5.10.199-syzkaller-999684-gd30b996835c0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
Workqueue: writeback wb_workfn (flush-7:4)
RIP: 0010:mpage_map_one_extent fs/ext4/inode.c:2452 [inline]
RIP: 0010:mpage_map_and_submit_extent fs/ext4/inode.c:2493 [inline]
RIP: 0010:ext4_writepages+0x3b44/0x3c00 fs/ext4/inode.c:2861
Code: 00 74 08 48 89 df e8 6b fb c9 ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 50 44 89 e1 45 89 f8 e8 b3 d2 07 00 eb 5d e8 0c 8c 8c ff <0f> 0b e8 05 8c 8c ff eb 3b e8 fe 8b 8c ff eb 77 e8 f7 8b 8c ff 31
RSP: 0018:ffffc90001dbf0a0 EFLAGS: 00010293
RAX: ffffffff81de1784 RBX: dffffc0000000000 RCX: ffff88810ce762c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90001dbf490 R08: ffffffff81ddf389 R09: ffffed10246a954f
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90001dbf3b0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd4020fd88 CR3: 00000001106ca000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12e/0x270 mm/page-writeback.c:2358
 __writeback_single_inode+0xd7/0xac0 fs/fs-writeback.c:1470
 writeback_sb_inodes+0x99c/0x16b0 fs/fs-writeback.c:1733
 wb_writeback+0x404/0xc60 fs/fs-writeback.c:1908
 wb_do_writeback fs/fs-writeback.c:2053 [inline]
 wb_workfn+0x3d9/0x1110 fs/fs-writeback.c:2094
 process_one_work+0x6dc/0xbd0 kernel/workqueue.c:2301
 worker_thread+0xaea/0x1510 kernel/workqueue.c:2447
 kthread+0x34b/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:299
Modules linked in:
---[ end trace 5850ea0a4ffb8a73 ]---
RIP: 0010:mpage_map_one_extent fs/ext4/inode.c:2452 [inline]
RIP: 0010:mpage_map_and_submit_extent fs/ext4/inode.c:2493 [inline]
RIP: 0010:ext4_writepages+0x3b44/0x3c00 fs/ext4/inode.c:2861
Code: 00 74 08 48 89 df e8 6b fb c9 ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 50 44 89 e1 45 89 f8 e8 b3 d2 07 00 eb 5d e8 0c 8c 8c ff <0f> 0b e8 05 8c 8c ff eb 3b e8 fe 8b 8c ff eb 77 e8 f7 8b 8c ff 31
RSP: 0018:ffffc90001dbf0a0 EFLAGS: 00010293
RAX: ffffffff81de1784 RBX: dffffc0000000000 RCX: ffff88810ce762c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90001dbf490 R08: ffffffff81ddf389 R09: ffffed10246a954f
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90001dbf3b0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555556c1f858 CR3: 000000010f469000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400