loop0: detected capacity change from 0 to 32768 BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5358) BTRFS info (device loop0 state S): first mount of filesystem a6a605fc-d5f1-4e66-8595-3726e2b761d6 BTRFS info (device loop0 state S): using blake2b (blake2b-256-generic) checksum algorithm BTRFS info (device loop0 state S): using free-space-tree workqueue: max_active 2097161 requested for btrfs-worker is out of range, clamping between 1 and 2048 workqueue: max_active 2097161 requested for btrfs-delalloc is out of range, clamping between 1 and 2048 workqueue: max_active 2097161 requested for btrfs-endio is out of range, clamping between 1 and 2048 workqueue: max_active 2097161 requested for btrfs-endio-meta is out of range, clamping between 1 and 2048 workqueue: max_active 2097161 requested for btrfs-rmw is out of range, clamping between 1 and 2048 workqueue: max_active 2097161 requested for btrfs-endio-write is out of range, clamping between 1 and 2048 workqueue: max_active 2097161 requested for btrfs-compressed-write is out of range, clamping between 1 and 2048 BTRFS warning (device loop0 state CS): failed to read fs tree: -5 BTRFS error (device loop0 state CS): open_ctree failed: -5 loop0: detected capacity change from 0 to 32768 bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names allowing incompatible features above 0.0: (unknown version) features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0 bcachefs (loop0): invalid bkey in superblock btree=lru level=1: u64s 11 type whiteout SPOS_MAX len 0 ver 0: invalid key type for btree internal btree node (whiteout), deleting bcachefs (loop0): recovering from clean shutdown, journal seq 10 bcachefs (loop0): Version upgrade required: Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance ------------[ cut here ]------------ precision 65535 too large WARNING: CPU: 0 PID: 5358 at lib/vsprintf.c:2794 set_precision lib/vsprintf.c:2794 [inline] WARNING: CPU: 0 PID: 5358 at lib/vsprintf.c:2794 vsnprintf+0xb0c/0xf00 lib/vsprintf.c:2899 Modules linked in: CPU: 0 UID: 0 PID: 5358 Comm: syz.0.0 Not tainted 6.17.0-rc1-syzkaller-00036-gdfc0f6373094 #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:set_precision lib/vsprintf.c:2794 [inline] RIP: 0010:vsnprintf+0xb0c/0xf00 lib/vsprintf.c:2899 Code: e8 e9 59 48 f6 49 89 ef e9 03 f6 ff ff e8 dc 59 48 f6 c6 05 ba 3d 16 04 01 90 48 c7 c7 20 3a bb 8c 44 89 fe e8 b5 e8 0b f6 90 <0f> 0b 90 90 e9 ba fc ff ff 89 e9 80 e1 07 38 c1 7c ba 48 89 ef e8 RSP: 0018:ffffc9000d3a6230 EFLAGS: 00010246 RAX: 2c648d6a1e334000 RBX: dffffc0000000000 RCX: 0000000000100000 RDX: ffffc9000e192000 RSI: 000000000004c163 RDI: 000000000004c164 RBP: ffffffff8bd44f03 R08: ffff88801fc24253 R09: 1ffff11003f8484a R10: dffffc0000000000 R11: ffffed1003f8484b R12: ffffc9000d3a6360 R13: ffff888043fced73 R14: 0000000000000003 R15: 000000000000ffff FS: 00007ff6877966c0(0000) GS:ffff88808d211000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdd454aa68 CR3: 0000000042f81000 CR4: 0000000000352ef0 Call Trace: bch2_prt_printf+0x1c6/0x740 fs/bcachefs/printbuf.c:183 bch2_dirent_to_text+0x1f3/0xd20 fs/bcachefs/dirent.c:216 __bch2_bkey_fsck_err+0x3f7/0x540 fs/bcachefs/error.c:691 bch2_dirent_validate+0xb0a/0xfb0 fs/bcachefs/dirent.c:-1 bch2_bkey_val_validate+0x202/0x3e0 fs/bcachefs/bkey_methods.c:143 btree_node_bkey_val_validate fs/bcachefs/btree_io.c:880 [inline] bch2_btree_node_read_done+0x4051/0x5550 fs/bcachefs/btree_io.c:1303 btree_node_read_work+0x40e/0xe60 fs/bcachefs/btree_io.c:1440 bch2_btree_node_read+0x887/0x2a00 fs/bcachefs/btree_io.c:-1 __bch2_btree_root_read fs/bcachefs/btree_io.c:1906 [inline] bch2_btree_root_read+0x5f0/0x760 fs/bcachefs/btree_io.c:1928 read_btree_roots+0x2c6/0x840 fs/bcachefs/recovery.c:615 bch2_fs_recovery+0x261f/0x3a50 fs/bcachefs/recovery.c:1006 bch2_fs_start+0xaaf/0xda0 fs/bcachefs/super.c:1213 bch2_fs_get_tree+0xb39/0x1520 fs/bcachefs/fs.c:2488 vfs_get_tree+0x8f/0x2b0 fs/super.c:1815 do_new_mount+0x2a2/0x9e0 fs/namespace.c:3805 do_mount fs/namespace.c:4133 [inline] __do_sys_mount fs/namespace.c:4344 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4321 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: 0033:0x7ff68699038a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007ff687795e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007ff687795ef0 RCX: 00007ff68699038a RDX: 00002000000058c0 RSI: 0000200000000200 RDI: 00007ff687795eb0 RBP: 00002000000058c0 R08: 00007ff687795ef0 R09: 0000000000010000 R10: 0000000000010000 R11: 0000000000000246 R12: 0000200000000200 R13: 00007ff687795eb0 R14: 0000000000005981 R15: 00002000000001c0