BTRFS info (device loop2): enabling ssd optimizations BTRFS info (device loop2): auto enabling async discard BTRFS info (device loop2): balance: start -s BTRFS info (device loop2): relocating block group 1048576 flags system ------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 1 PID: 32401 at fs/btrfs/volumes.c:3191 btrfs_remove_chunk+0x164d/0x1a80 fs/btrfs/volumes.c:3191 Modules linked in: CPU: 1 PID: 32401 Comm: syz-executor.2 Not tainted 6.3.0-syzkaller-00113-g1a0beef98b58 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 RIP: 0010:btrfs_remove_chunk+0x164d/0x1a80 fs/btrfs/volumes.c:3191 Code: 48 c7 c7 40 6b 2a 8b 44 89 fe e8 be c7 c2 fd 0f 0b e9 2d fe ff ff e8 b2 c3 fa fd 48 c7 c7 40 6b 2a 8b 44 89 fe e8 a3 c7 c2 fd <0f> 0b e9 3a fe ff ff e8 97 c3 fa fd 48 c7 c7 40 6b 2a 8b 44 89 fe RSP: 0018:ffffc9000310f900 EFLAGS: 00010246 RAX: cb60945537584900 RBX: ffff8880427dc001 RCX: 0000000000040000 RDX: ffffc9000cd04000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc9000310fab0 R08: ffffffff81528022 R09: ffffed101732515b R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100f4307c0 R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffffffffffe4 FS: 00007f15b1f67700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000560bb077c0b8 CR3: 0000000069a0d000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_relocate_chunk+0x29a/0x3b0 fs/btrfs/volumes.c:3321 __btrfs_balance+0x1b06/0x2690 fs/btrfs/volumes.c:4011 btrfs_balance+0xbdf/0x1120 fs/btrfs/volumes.c:4395 btrfs_ioctl_balance+0x493/0x7c0 fs/btrfs/ioctl.c:3592 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f15b128c169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f15b1f67168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f15b13abf80 RCX: 00007f15b128c169 RDX: 0000000020000480 RSI: 00000000c4009420 RDI: 0000000000000004 RBP: 00007f15b12e7ca1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc061b972f R14: 00007f15b1f67300 R15: 0000000000022000