loop0: detected capacity change from 0 to 32768 BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5321) BTRFS info (device loop0): first mount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2 BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm BTRFS info (device loop0): disk space caching is enabled BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 BTRFS info (device loop0): rebuilding free space tree 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=18446744039362396160,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 ------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 5321 at fs/btrfs/block-group.c:2781 btrfs_create_pending_block_groups+0x156a/0x1820 fs/btrfs/block-group.c:2781 Modules linked in: CPU: 0 UID: 0 PID: 5321 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-09584-g7d06015d936c #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:btrfs_create_pending_block_groups+0x156a/0x1820 fs/btrfs/block-group.c:2781 Code: 48 c7 c6 60 df 8e 8c 44 89 ea e8 91 30 12 fd e9 32 fe ff ff e8 e7 01 ae fd 90 48 c7 c7 00 df 8e 8c 44 89 ee e8 47 12 6d fd 90 <0f> 0b 90 90 e9 13 fe ff ff 44 89 e1 80 e1 07 38 c1 0f 8c 47 ed ff RSP: 0018:ffffc9000d4076c0 EFLAGS: 00010246 RAX: ea53c74b1e378b00 RBX: ffff88805296e0a0 RCX: 0000000000100000 RDX: ffffc9000dff2000 RSI: 00000000000052e4 RDI: 00000000000052e5 RBP: ffffc9000d407980 R08: ffffffff8182adb2 R09: fffffbfff1d7a73c R10: dffffc0000000000 R11: fffffbfff1d7a73c R12: dffffc0000000000 R13: 00000000ffffffe4 R14: 0000000000000000 R15: ffff888043f2d3d8 FS: 00007f5908f4c6c0(0000) GS:ffff88808c5b9000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe73f9b0440 CR3: 00000000402ce000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __btrfs_end_transaction+0x150/0x630 fs/btrfs/transaction.c:1070 btrfs_inc_block_group_ro+0x648/0x700 fs/btrfs/block-group.c:3076 btrfs_relocate_block_group+0x440/0xd80 fs/btrfs/relocation.c:3965 btrfs_relocate_chunk+0x12c/0x3b0 fs/btrfs/volumes.c:3511 __btrfs_balance+0x1a93/0x25e0 fs/btrfs/volumes.c:4292 btrfs_balance+0xbde/0x10c0 fs/btrfs/volumes.c:4669 btrfs_ioctl_balance+0x3f5/0x660 fs/btrfs/ioctl.c:3586 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:892 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f590818d169 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:00007f5908f4c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f59083a5fa0 RCX: 00007f590818d169 RDX: 0000200000000c40 RSI: 00000000c4009420 RDI: 0000000000000005 RBP: 00007f590820e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f59083a5fa0 R15: 00007fff80718308