BTRFS info (device loop7): balance: start -susage=12884901897,drange=145..0 BTRFS info (device loop7): relocating block group 1048576 flags system ------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 10750 at fs/btrfs/volumes.c:3360 btrfs_remove_chunk+0x1a3c/0x2100 fs/btrfs/volumes.c:3360 Modules linked in: CPU: 0 UID: 0 PID: 10750 Comm: syz.7.421 Tainted: G W 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT_{RT,(full)} Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:btrfs_remove_chunk+0x1a3c/0x2100 fs/btrfs/volumes.c:3360 Code: dd fd 84 c0 0f 84 6e 01 00 00 e8 3f 97 f6 fd e9 c6 03 00 00 e8 35 97 f6 fd 90 48 c7 c7 a0 09 4e 8b 44 89 ee e8 c5 6a bb fd 90 <0f> 0b 90 90 e9 fa f7 ff ff e8 16 97 f6 fd eb 05 e8 0f 97 f6 fd e8 RSP: 0018:ffffc900047ff8c0 EFLAGS: 00010246 RAX: 98154b482e1aff00 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc9000da81000 RSI: 0000000000024571 RDI: 0000000000024572 RBP: ffffc900047ffab0 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed1017104863 R12: dffffc0000000000 R13: ffffffffffffffe4 R14: ffff8880374ac001 R15: ffff888066b74000 FS: 00007f3cb00fe6c0(0000) GS:ffff8881268c5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb9a113b000 CR3: 00000000885ae000 CR4: 00000000003526f0 Call Trace: btrfs_relocate_chunk+0x2a1/0x5d0 fs/btrfs/volumes.c:3491 __btrfs_balance+0x186f/0x23f0 fs/btrfs/volumes.c:4222 btrfs_balance+0xac2/0x11b0 fs/btrfs/volumes.c:4599 btrfs_ioctl_balance+0x3d6/0x610 fs/btrfs/ioctl.c:3577 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:598 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:584 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3cb1e9ebe9 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:00007f3cb00fe038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f3cb20c5fa0 RCX: 00007f3cb1e9ebe9 RDX: 0000200000000bc0 RSI: 00000000c4009420 RDI: 0000000000000004 RBP: 00007f3cb1f21e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f3cb20c6038 R14: 00007f3cb20c5fa0 R15: 00007ffe9ae927f8