assertion failed: block_start != EXTENT_MAP_HOLE, in fs/btrfs/extent_io.c:1391
------------[ cut here ]------------
kernel BUG at fs/btrfs/extent_io.c:1391!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 1 PID: 16110 Comm: syz-executor.2 Not tainted 6.8.0-rc3-syzkaller-00047-g047371968ffc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:__extent_writepage_io+0x100a/0x11c0 fs/btrfs/extent_io.c:1391
Code: b1 07 90 0f 0b e8 a6 9e ea fd 48 c7 c7 80 3a eb 8b 48 c7 c6 a0 47 eb 8b 48 c7 c2 20 3a eb 8b b9 6f 05 00 00 e8 87 d0 b1 07 90 <0f> 0b e8 7f 9e ea fd 4c 89 ef e8 57 a4 ff ff 48 89 c7 48 c7 c6 e0
RSP: 0018:ffffc90004db7278 EFLAGS: 00010246
RAX: 000000000000004e RBX: 0000000000000000 RCX: e82449575b61d000
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: fffffffffffffffd R08: ffffffff8175390c R09: 1ffff920009b6df0
R10: dffffc0000000000 R11: fffff520009b6df1 R12: ffffea0000d75388
R13: ffff8880251da068 R14: dffffc0000000000 R15: ffff88807bdc55c0
FS:  00007f7e467ff6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30d22000 CR3: 0000000029cde000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __extent_writepage fs/btrfs/extent_io.c:1481 [inline]
 extent_write_cache_pages fs/btrfs/extent_io.c:2152 [inline]
 extent_writepages+0x11a9/0x2580 fs/btrfs/extent_io.c:2274
 do_writepages+0x3aa/0x680 mm/page-writeback.c:2553
 filemap_fdatawrite_wbc+0x125/0x180 mm/filemap.c:388
 __filemap_fdatawrite_range mm/filemap.c:421 [inline]
 filemap_fdatawrite_range+0x16e/0x1e0 mm/filemap.c:439
 btrfs_fdatawrite_range fs/btrfs/file.c:3864 [inline]
 btrfs_direct_write fs/btrfs/file.c:1620 [inline]
 btrfs_do_write_iter+0xe31/0x1190 fs/btrfs/file.c:1687
 do_iter_readv_writev+0x46c/0x640
 vfs_writev+0x395/0xbb0 fs/read_write.c:971
 do_pwritev fs/read_write.c:1072 [inline]
 __do_sys_pwritev2 fs/read_write.c:1131 [inline]
 __se_sys_pwritev2+0x1ca/0x2d0 fs/read_write.c:1122
 do_syscall_64+0xf9/0x240
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f7e4747dda9
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:00007f7e467ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
RAX: ffffffffffffffda RBX: 00007f7e475ac050 RCX: 00007f7e4747dda9
RDX: 0000000000000001 RSI: 0000000020000240 RDI: 0000000000000008
RBP: 00007f7e474ca47a R08: 0000000000000000 R09: 0000000000000003
R10: 0000000000007c00 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f7e475ac050 R15: 00007ffd24efd968
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__extent_writepage_io+0x100a/0x11c0 fs/btrfs/extent_io.c:1391
Code: b1 07 90 0f 0b e8 a6 9e ea fd 48 c7 c7 80 3a eb 8b 48 c7 c6 a0 47 eb 8b 48 c7 c2 20 3a eb 8b b9 6f 05 00 00 e8 87 d0 b1 07 90 <0f> 0b e8 7f 9e ea fd 4c 89 ef e8 57 a4 ff ff 48 89 c7 48 c7 c6 e0
RSP: 0018:ffffc90004db7278 EFLAGS: 00010246
RAX: 000000000000004e RBX: 0000000000000000 RCX: e82449575b61d000
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: fffffffffffffffd R08: ffffffff8175390c R09: 1ffff920009b6df0
R10: dffffc0000000000 R11: fffff520009b6df1 R12: ffffea0000d75388
R13: ffff8880251da068 R14: dffffc0000000000 R15: ffff88807bdc55c0
FS:  00007f7e467ff6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc39aad5000 CR3: 0000000029cde000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400