EXT4-fs error (device loop2) in ext4_reserve_inode_write:5900: Corrupt filesystem
EXT4-fs error (device loop2): ext4_truncate:4389: inode #19: comm syz-executor.2: mark_inode_dirty error
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kernel BUG at fs/ext4/inode.c:2463!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 442 Comm: syz-executor.2 Not tainted 5.10.232-syzkaller-1004802-g49e8ba0a684f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:mpage_map_one_extent fs/ext4/inode.c:2463 [inline]
RIP: 0010:mpage_map_and_submit_extent fs/ext4/inode.c:2504 [inline]
RIP: 0010:ext4_writepages+0x3b44/0x3c00 fs/ext4/inode.c:2872
Code: 00 74 08 48 89 df e8 2b c6 c9 ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 50 44 89 e1 45 89 f8 e8 93 de 07 00 eb 5d e8 9c 29 8c ff <0f> 0b e8 95 29 8c ff eb 3b e8 8e 29 8c ff eb 77 e8 87 29 8c ff 31
RSP: 0018:ffffc900012d7300 EFLAGS: 00010293
RAX: ffffffff81de94e4 RBX: dffffc0000000000 RCX: ffff888114240000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900012d76f0 R08: ffffffff81de70e9 R09: ffffed1024541843
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900012d7610
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f26e5a766c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe268c1bb8 CR3: 0000000112521000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12e/0x270 mm/page-writeback.c:2380
 __filemap_fdatawrite_range+0x33c/0x3f0 mm/filemap.c:427
 file_write_and_wait_range+0x89/0x120 mm/filemap.c:766
 ext4_sync_file+0x1a2/0xa30 fs/ext4/fsync.c:151
 vfs_fsync_range+0x17b/0x190 fs/sync.c:202
 generic_write_sync include/linux/fs.h:2912 [inline]
 ext4_buffered_write_iter+0x565/0x610 fs/ext4/file.c:278
 ext4_file_write_iter+0x193/0x1c80 fs/ext4/file.c:685
 call_write_iter include/linux/fs.h:2058 [inline]
 new_sync_write fs/read_write.c:518 [inline]
 vfs_write+0xb4c/0xe70 fs/read_write.c:605
 ksys_write+0x199/0x2c0 fs/read_write.c:658
 __do_sys_write fs/read_write.c:670 [inline]
 __se_sys_write fs/read_write.c:667 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:667
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f26e5ef3859
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:00007f26e5a760c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f26e6012f80 RCX: 00007f26e5ef3859
RDX: 000000000208e24b RSI: 0000000020000040 RDI: 0000000000000006
RBP: 00007f26e5f4fad0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f26e6012f80 R15: 00007fffbcca09b8
Modules linked in:

---[ end trace 577dd061ab9da5df ]---
RIP: 0010:mpage_map_one_extent fs/ext4/inode.c:2463 [inline]
RIP: 0010:mpage_map_and_submit_extent fs/ext4/inode.c:2504 [inline]
RIP: 0010:ext4_writepages+0x3b44/0x3c00 fs/ext4/inode.c:2872
Code: 00 74 08 48 89 df e8 2b c6 c9 ff 48 8b 3b 48 8b 74 24 28 48 8b 54 24 50 44 89 e1 45 89 f8 e8 93 de 07 00 eb 5d e8 9c 29 8c ff <0f> 0b e8 95 29 8c ff eb 3b e8 8e 29 8c ff eb 77 e8 87 29 8c ff 31
RSP: 0018:ffffc900012d7300 EFLAGS: 00010293

RAX: ffffffff81de94e4 RBX: dffffc0000000000 RCX: ffff888114240000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900012d76f0 R08: ffffffff81de70e9 R09: ffffed1024541843
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc900012d7610
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f26e5a766c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055c4e08f12c8 CR3: 0000000112521000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400