------------[ cut here ]------------ WARNING: CPU: 1 PID: 9716 at fs/btrfs/relocation.c:4117 btrfs_relocate_block_group+0xccd/0xd90 fs/btrfs/relocation.c:4117 Modules linked in: CPU: 1 UID: 0 PID: 9716 Comm: syz-executor.5 Not tainted 6.12.0-rc7-syzkaller-00189-ge8bdb3c8be08 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 RIP: 0010:btrfs_relocate_block_group+0xccd/0xd90 fs/btrfs/relocation.c:4117 Code: 4d 8c e8 86 6d f4 07 e9 31 ff ff ff e8 3c 6a cc fd e9 77 fe ff ff e8 32 6a cc fd 90 0f 0b 90 e9 8c fd ff ff e8 24 6a cc fd 90 <0f> 0b 90 e9 de fd ff ff e8 16 6a cc fd 90 0f 0b 90 e9 30 fe ff ff RSP: 0018:ffffc9000513fa10 EFLAGS: 00010293 RAX: ffffffff83c87f8c RBX: 0000000000190000 RCX: ffff88802e970000 RDX: 0000000000000000 RSI: 0000000000190000 RDI: 0000000000000000 RBP: ffff888028b0d868 R08: ffffffff83c87d65 R09: 1ffff92000a27f30 R10: dffffc0000000000 R11: fffff52000a27f31 R12: 1ffff1100ebbf800 R13: 0000000000000000 R14: ffff888077094000 R15: ffff888077094010 FS: 00007fa646db16c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fad0aa75440 CR3: 0000000058366000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_relocate_chunk+0x12c/0x3b0 fs/btrfs/volumes.c:3377 __btrfs_balance+0x1b0f/0x26b0 fs/btrfs/volumes.c:4161 btrfs_balance+0xbdc/0x10c0 fs/btrfs/volumes.c:4538 btrfs_ioctl_balance+0x493/0x7c0 fs/btrfs/ioctl.c:3673 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa64607c959 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:00007fa646db10c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fa64619c050 RCX: 00007fa64607c959 RDX: 00000000200003c0 RSI: 00000000c4009420 RDI: 0000000000000005 RBP: 00007fa6460d8c88 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fa64619c050 R15: 00007ffced6e7ce8