loop0: detected capacity change from 0 to 32768
bcachefs: bch2_fs_parse_param() Error parsing option move_bytes_in_flight: option_value
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 (5319)
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 -f -svrange=5..4398046511294,limit=0..251904
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.15.0-rc7-syzkaller-00014-gd608703fcdd9 #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
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 fail_dump lib/fault-inject.c:73 [inline]
 should_fail_ex+0x414/0x560 lib/fault-inject.c:174
 should_failslab+0xa8/0x100 mm/failslab.c:46
 slab_pre_alloc_hook mm/slub.c:4100 [inline]
 slab_alloc_node mm/slub.c:4176 [inline]
 kmem_cache_alloc_noprof+0x73/0x3c0 mm/slub.c:4203
 add_delayed_ref+0x11a/0x1d60 fs/btrfs/delayed-ref.c:1007
 btrfs_alloc_tree_block+0xbdd/0x1210 fs/btrfs/extent-tree.c:5178
 btrfs_force_cow_block+0x4de/0x1cb0 fs/btrfs/ctree.c:506
 btrfs_cow_block+0x3c2/0x830 fs/btrfs/ctree.c:688
 btrfs_search_slot+0xb4b/0x2a50 fs/btrfs/ctree.c:-1
 btrfs_update_device+0x149/0x4c0 fs/btrfs/volumes.c:2950
 btrfs_chunk_alloc_add_chunk_item+0x2d7/0x10d0 fs/btrfs/volumes.c:5678
 reserve_chunk_space+0x1c1/0x2c0 fs/btrfs/block-group.c:4319
 check_system_chunk fs/btrfs/block-group.c:4346 [inline]
 btrfs_inc_block_group_ro+0x617/0x700 fs/btrfs/block-group.c:3070
 btrfs_relocate_block_group+0x452/0xd70 fs/btrfs/relocation.c:3965
 btrfs_relocate_chunk+0x12a/0x3b0 fs/btrfs/volumes.c:3422
 __btrfs_balance+0x1870/0x21d0 fs/btrfs/volumes.c:4203
 btrfs_balance+0xcb9/0x11b0 fs/btrfs/volumes.c:4580
 btrfs_ioctl_balance+0x3d3/0x610 fs/btrfs/ioctl.c:3586
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb7e1b8e969
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:00007fb7e2ac8038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb7e1db5fa0 RCX: 00007fb7e1b8e969
RDX: 0000200000000840 RSI: 00000000c4009420 RDI: 0000000000000003
RBP: 00007fb7e2ac8090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007fb7e1db5fa0 R15: 00007fff14dd5c78
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5319 at fs/btrfs/space-info.h:255 btrfs_space_info_update_bytes_may_use+0x357/0x640 fs/btrfs/space-info.h:255
Modules linked in:
CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.15.0-rc7-syzkaller-00014-gd608703fcdd9 #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_space_info_update_bytes_may_use+0x357/0x640 fs/btrfs/space-info.h:255
Code: 00 00 74 08 4c 89 ff e8 a7 1a 41 fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 d4 21 df fd 49 39 ec 73 1c e8 6a 1f df fd 90 <0f> 0b 90 31 db 43 80 7c 35 00 00 0f 85 2e ff ff ff e9 31 ff ff ff
RSP: 0018:ffffc9000d4470a0 EFLAGS: 00010293
RAX: ffffffff83e0d266 RBX: fffffffffffff000 RCX: ffff888000b62440
RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000000000
RBP: 0000000000001000 R08: ffffffff8f7f3377 R09: 1ffffffff1efe66e
R10: dffffc0000000000 R11: fffffbfff1efe66f R12: 0000000000000000
R13: 1ffff1100a48870d R14: dffffc0000000000 R15: ffff888052443868
FS:  00007fb7e2ac86c0(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb7e2aa6fc8 CR3: 000000003d415000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:287 [inline]
 block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline]
 btrfs_block_rsv_release+0x4b3/0x5e0 fs/btrfs/block-rsv.c:292
 btrfs_unuse_block_rsv fs/btrfs/block-rsv.h:99 [inline]
 btrfs_alloc_tree_block+0xce6/0x1210 fs/btrfs/extent-tree.c:5192
 btrfs_force_cow_block+0x4de/0x1cb0 fs/btrfs/ctree.c:506
 btrfs_cow_block+0x3c2/0x830 fs/btrfs/ctree.c:688
 btrfs_search_slot+0xb4b/0x2a50 fs/btrfs/ctree.c:-1
 btrfs_update_device+0x149/0x4c0 fs/btrfs/volumes.c:2950
 btrfs_chunk_alloc_add_chunk_item+0x2d7/0x10d0 fs/btrfs/volumes.c:5678
 reserve_chunk_space+0x1c1/0x2c0 fs/btrfs/block-group.c:4319
 check_system_chunk fs/btrfs/block-group.c:4346 [inline]
 btrfs_inc_block_group_ro+0x617/0x700 fs/btrfs/block-group.c:3070
 btrfs_relocate_block_group+0x452/0xd70 fs/btrfs/relocation.c:3965
 btrfs_relocate_chunk+0x12a/0x3b0 fs/btrfs/volumes.c:3422
 __btrfs_balance+0x1870/0x21d0 fs/btrfs/volumes.c:4203
 btrfs_balance+0xcb9/0x11b0 fs/btrfs/volumes.c:4580
 btrfs_ioctl_balance+0x3d3/0x610 fs/btrfs/ioctl.c:3586
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb7e1b8e969
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:00007fb7e2ac8038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb7e1db5fa0 RCX: 00007fb7e1b8e969
RDX: 0000200000000840 RSI: 00000000c4009420 RDI: 0000000000000003
RBP: 00007fb7e2ac8090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007fb7e1db5fa0 R15: 00007fff14dd5c78
 </TASK>