BTRFS info (device loop0): balance: start -d -m
BTRFS info (device loop0): relocating block group 6881280 flags data|metadata
BTRFS info (device loop0): relocating block group 5242880 flags data|metadata
syz.0.0: attempt to access beyond end of device
loop0: rw=524288, sector=10256, nr_sectors = 80 limit=64
syz.0.0: attempt to access beyond end of device
loop0: rw=0, sector=10256, nr_sectors = 8 limit=64
BTRFS error (device loop0): bdev /dev/loop0 errs: wr 2, rd 1, flush 0, corrupt 0, gen 0
syz.0.0: attempt to access beyond end of device
loop0: rw=4096, sector=16872, nr_sectors = 8 limit=64
BTRFS error (device loop0): bdev /dev/loop0 errs: wr 3, rd 2, flush 0, corrupt 0, gen 0
BTRFS error (device loop0 state A): Transaction aborted (error -5)
BTRFS: error (device loop0 state A) in prepare_to_merge:1781: errno=-5 IO failure
BTRFS info (device loop0 state EA): forced readonly
BTRFS error (device loop0 state EA): nocow_one_range failed, root=-9 inode=258 start=0 len=4096: -5
BTRFS error (device loop0 state EA): run_delalloc_nocow failed, root=18446744073709551607 inode=258 start=0 len=4096 cur_offset=0 oe_cleanup=0 oe_cleanup_len=0 untouched_start=4096 untouched_len=0: -5
BTRFS error (device loop0 state EA): failed to run delalloc range, root=-9 ino=258 folio=0 submit_bitmap=0 start=0 len=4096: -5
------------[ cut here ]------------
inode->block_rsv.reserved
WARNING: fs/btrfs/inode.c:8137 at btrfs_destroy_inode+0x7c8/0x910 fs/btrfs/inode.c:8137, CPU#0: syz.0.0/5332
Modules linked in:
CPU: 0 UID: 0 PID: 5332 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:btrfs_destroy_inode+0x7c8/0x910 fs/btrfs/inode.c:8137
Code: 41 5f 5d e9 9a 31 fb ff e8 05 37 d5 fd 90 0f 0b 90 e9 c5 f8 ff ff e8 f7 36 d5 fd 90 0f 0b 90 e9 ef f8 ff ff e8 e9 36 d5 fd 90 <0f> 0b 90 e9 24 f9 ff ff e8 db 36 d5 fd 90 0f 0b 90 e9 48 f9 ff ff
RSP: 0018:ffffc9000c3cf880 EFLAGS: 00010287
RAX: ffffffff83f0a7c7 RBX: 0000000000018000 RCX: 0000000000100000
RDX: ffffc90020001000 RSI: 0000000000076480 RDI: 0000000000076481
RBP: ffff888046bc3210 R08: ffff8880121d475f R09: 1ffff1100243a8eb
R10: dffffc0000000000 R11: ffffffff83f0a000 R12: ffff888046bc3478
R13: 1ffff92001879f28 R14: ffff888046bc35a0 R15: dffffc0000000000
FS:  00007f951f1966c0(0000) GS:ffff88808c81a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9518facfe8 CR3: 0000000043f65000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 destroy_inode fs/inode.c:394 [inline]
 evict+0x8d4/0xb10 fs/inode.c:865
 btrfs_relocate_block_group+0x8ea/0xc40 fs/btrfs/relocation.c:5423
 btrfs_relocate_chunk+0x115/0x820 fs/btrfs/volumes.c:3598
 __btrfs_balance+0x1db0/0x2ae0 fs/btrfs/volumes.c:4509
 btrfs_balance+0xaf3/0x11b0 fs/btrfs/volumes.c:4896
 btrfs_ioctl_balance+0x3d3/0x610 fs/btrfs/ioctl.c:3453
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f951e39c819
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f951f195fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f951e616090 RCX: 00007f951e39c819
RDX: 0000200000000180 RSI: 00000000c4009420 RDI: 0000000000000007
RBP: 00007f951e432c91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f951e616128 R14: 00007f951e616090 R15: 00007ffc2ba64448
 </TASK>