BTRFS info (device loop0): disabling free space tree BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) BTRFS info (device loop0): balance: start -susage=34359738372,drange=7..2048,limit=0..6 ------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 5942 at fs/btrfs/block-group.c:2753 btrfs_create_pending_block_groups+0xe10/0xf20 fs/btrfs/block-group.c:2753 Modules linked in: CPU: 0 PID: 5942 Comm: syz.0.16 Not tainted 6.6.97-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:btrfs_create_pending_block_groups+0xe10/0xf20 fs/btrfs/block-group.c:2753 Code: fa d1 6b 8c ba c8 0a 00 00 44 89 e1 e8 b9 ec cc 06 e9 19 f6 ff ff e8 8f 27 ed fd 48 c7 c7 40 06 ef 8a 44 89 e6 e8 e0 8b b7 fd <0f> 0b e9 79 fe ff ff e8 74 27 ed fd 48 c7 c7 40 06 ef 8a 44 89 ee RSP: 0018:ffffc90003327740 EFLAGS: 00010246 RAX: def8820cfcc14400 RBX: 0000000000000000 RCX: ffff88802db13c00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: ffffc90003327988 R08: ffffc90003327347 R09: 1ffff92000664e68 R10: dffffc0000000000 R11: fffff52000664e69 R12: 00000000ffffffe4 R13: ffff888024619850 R14: ffff888024619858 R15: ffff888062538001 FS: 0000555594e6a500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c35ffff CR3: 000000001bb75000 CR4: 00000000003506f0 Call Trace: __btrfs_end_transaction+0x140/0x630 fs/btrfs/transaction.c:1023 btrfs_inc_block_group_ro+0x596/0x630 fs/btrfs/block-group.c:3014 btrfs_relocate_block_group+0x452/0xd70 fs/btrfs/relocation.c:4013 btrfs_relocate_chunk+0x12a/0x3b0 fs/btrfs/volumes.c:3321 __btrfs_balance+0x187b/0x21c0 fs/btrfs/volumes.c:4067 btrfs_balance+0xcb1/0x11c0 fs/btrfs/volumes.c:4444 btrfs_ioctl_balance+0x4a2/0x730 fs/btrfs/ioctl.c:3647 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xfd/0x170 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f8473b8e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd8cfe21a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f8473db5fa0 RCX: 00007f8473b8e929 RDX: 0000200000000440 RSI: 00000000c4009420 RDI: 0000000000000003 RBP: 00007f8473c10b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f8473db5fa0 R14: 00007f8473db5fa0 R15: 0000000000000003